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Fix cargo staging for run-make tests #130739
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I tried this locally and it didn't need to build stage1 rustc, but wanted @bjorn3 to double-check in their setup. |
--stage 0
and COMPILETST_FORCE_STAGE0
--stage 0
and COMPILETEST_FORCE_STAGE0
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You can r=me after fixing the |
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Pass bootstrap cargo when `--stage 0` and `COMPILETEST_FORCE_STAGE0` Follow-up to rust-lang#130642 (comment) to make sure that when ``` $ COMPILETEST_FORCE_STAGE0=1 ./x test run-make --stage 0 ``` is used, bootstrap cargo is used in order to avoid building stage 1 rustc. Note that run-make tests are usually not written with `--stage 0` in mind and some tests may rely on stage1 rustc (nightly) behavior, and it is expected that some tests will fail under this invocation. cc `@bjorn3` can you please test if this suits your needs for `cg_clif` to avoid the unnecessary stage1 rustc rebuild? r? bootstrap
…mpiler-errors Rollup of 8 pull requests Successful merges: - rust-lang#129545 (rustdoc: redesign toolbar and disclosure widgets) - rust-lang#130618 (Skip query in get_parent_item when possible.) - rust-lang#130727 (Check vtable projections for validity in miri) - rust-lang#130739 (Pass bootstrap cargo when `--stage 0` and `COMPILETEST_FORCE_STAGE0`) - rust-lang#130750 (Add new Tier-3 target: `loongarch64-unknown-linux-ohos`) - rust-lang#130758 (Revert "Add recursion limit to FFI safety lint") - rust-lang#130759 (Update books) - rust-lang#130762 (stabilize const_intrinsic_copy) r? `@ghost` `@rustbot` modify labels: rollup
Failed rollup: #130767 (comment) @bors r- |
Oh, there is another thumb run-make test.. |
And stop passing `BOOTSTRAP_CARGO` as an env var, instead the provided cargo should go through `--cargo-path.`
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Wait a minute, does stage 1 cargo rely on stage 2 rustc...? It ends up saying it tests stage1 compiletest but for some reason it needs to build stage2 rustc I'm getting
but I used EDIT: opened https://rust-lang.zulipchat.com/#narrow/stream/326414-t-infra.2Fbootstrap/topic/stage1.20run-make.20tests.20now.20need.20stage2.20rustc.20built.20for.20cargo.3F, the staging seems all over the place and I have no clue what is happening |
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Previously if you pass compiler stage 1 to `tool::Cargo`, it will build stage2 rustc and give you back a cargo built with stage2 rustc, which is not what we want. This commit adds a hack that chops off a stage from the compiler passed to `tool::Cargo`, meaning that we will get a cargo built with stage 1 compiler, avoiding unnecessary and incorrect build of stage2 rustc and the cargo built by that.
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--stage 0
and COMPILETEST_FORCE_STAGE0
Changes since last review:
@rustbot ready |
Seems to work, even in combination with |
☀️ Test successful - checks-actions |
Finished benchmarking commit (3f99982): comparison URL. Overall result: ❌ regressions - no action needed@rustbot label: -perf-regression Instruction countThis is a highly reliable metric that was used to determine the overall result at the top of this comment.
Max RSS (memory usage)Results (secondary -1.9%)This is a less reliable metric that may be of interest but was not used to determine the overall result at the top of this comment.
CyclesThis benchmark run did not return any relevant results for this metric. Binary sizeThis benchmark run did not return any relevant results for this metric. Bootstrap: 768.432s -> 767.733s (-0.09%) |
…r-ozkan Revert rust-lang#131060 "Drop conditionally applied cargo `-Zon-broken-pipe=kill` flags" In [rust-lang#131059] we found out that `-Zon-broken-pipe=kill` is actually **load-bearing**[^1] for (at least) `rustc` and `rustdoc` to have the kill-process-on-broken-pipe behavior, e.g. `rustc --print=sysroot | false` will ICE and `rustdoc --print=sysroot | false` will panic on a broken pipe. This PR reverts 5a7058c (reverts PR rust-lang#131060) in favor of a future fix to *unconditionally* apply `-Zon-broken-pipe=kill` to tool builds and also not drop the `-Zon-broken-pipe=kill` flag for rustc binary builds. I could not figure out how to write a regression test for the `rustc --print=sysroot | false` behavior on Unix, so this is a plain revert for now. This revert will unfortunately reintroduce rust-lang#130980 until we fix it again with the different approach. See more details at <rust-lang#131059 (comment)> and in the timeline below. ### Timeline of kill-process-on-broken-pipe behavior changes See [`unix_sigpipe` tracking issue rust-lang#97889][rust-lang#97889] for more context around unix sigpipe handling. - From the very beginning since 2014, Rust binaries by default use `sig_ign`. This meant that if output pipe is broken yet the program tries to use `println!` and such, there will be a broken pipe panic from std. This lead to ICEs from e.g. `rustc --help | false` [rust-lang#34376]. - [rust-lang#49606] mitigated [rust-lang#34376] by adding an explicit signal handler to `rustc_driver` register a sigpipe handler with `SIG_DFL` which will cause the binary using `rustc_driver` to terminate if `rustc_driver::set_sigpipe_handler()` is called. `rustc`'s main binary wrapper uses `rustc_driver::set_sigpipe_handler()`, and so does `rustdoc`. - A more universal way to set sigpipe behavior for Unix was introduced as part of [rust-lang#97889], i.e. `# [unix_sigpipe = "sig_dfl"]` attribute. - [rust-lang#102587] migrated `rustc` to use `#[unix_sigpipe = "sig_dfl"]` instead of `rustc_driver::set_sigpipe_handler`. - [rust-lang#103495] migrated `rustdoc` to use `#[unix_sigpipe = "sig_dfl"]` instead of `rustc_driver::set_sigpipe_handler`. `rustc_driver::set_sigpipe_handler` was removed. - Following concerns about sigpipe setting UI in [rust-lang#97889], the UI for specifying sigpipe behavior was changed in [rust-lang#124480] from `#[unix_sigpipe = "sig_dfl"]` attribute to the commmand line flag `-Zon-broken-pipe=kill`. - In the same PR, `#[unix_sigpipe = "sig_dfl"]` were removed from `rustc` and `rustdoc` main binary crate entry points in favor of the command line flag. Kill-process-on-broken-pipe behavior was preserved by adding `-Zon-broken-pipe=kill` for `rustdoc` tool build step and `rustc` during compile steps. - [rust-lang#126934] added `-Zon-broken-pipe=kill` for tool builds *except* for cargo to help with some miri tests because at the time the PR was written, this would lead to a couple of cargo test failures. Conditionally setting `RUSTFLAGS` can lead to tool build invalidation, e.g. building `cargo` without `-Zon-broken-pipe=kill` but `clippy` with the flag can lead to invalidation of the tool build cache. This is not a problem at the time, because nothing (not even miri) tests built stage 1 cargo (all used initial cargo). - In [rust-lang#130634] we found out that `run-make` tests like `compiler-builtins` needed stage 1 cargo, not just beta bootstrap cargo, because there can be changes that are present in stage 1 cargo but absent in beta cargo, which was blocking a beta backport. - [rust-lang#130642] and later [rust-lang#130739] now build stage 1 cargo. And as previously mentioned, since `-Zon-broken-pipe=kill` was specifically *not* set for cargo, this caused tool build cache invalidation meaning rebuilds of stage 1 even if nothing in source was changed due to differing `RUSTFLAGS` since `run-make` also builds `rustdoc` and such [rust-lang#130980]. [rust-lang#34376]: rust-lang#34376 [rust-lang#49606]: rust-lang#49606 [rust-lang#97889]: rust-lang#97889 [rust-lang#102587]: rust-lang#102587 [rust-lang#103495]: rust-lang#103495 [rust-lang#124480]: rust-lang#124480 [rust-lang#130634]: rust-lang#130634 [rust-lang#130642]: rust-lang#130642 [rust-lang#130739]: rust-lang#130739 [rust-lang#130980]: rust-lang#130980 [rust-lang#131059]: rust-lang#131059 [^1]: rust-lang#131059 (comment) r? `@onur-ozkan` (or bootstrap)
…r-ozkan Revert rust-lang#131060 "Drop conditionally applied cargo `-Zon-broken-pipe=kill` flags" In [rust-lang#131059] we found out that `-Zon-broken-pipe=kill` is actually **load-bearing**[^1] for (at least) `rustc` and `rustdoc` to have the kill-process-on-broken-pipe behavior, e.g. `rustc --print=sysroot | false` will ICE and `rustdoc --print=sysroot | false` will panic on a broken pipe. This PR reverts 5a7058c (reverts PR rust-lang#131060) in favor of a future fix to *unconditionally* apply `-Zon-broken-pipe=kill` to tool builds and also not drop the `-Zon-broken-pipe=kill` flag for rustc binary builds. I could not figure out how to write a regression test for the `rustc --print=sysroot | false` behavior on Unix, so this is a plain revert for now. This revert will unfortunately reintroduce rust-lang#130980 until we fix it again with the different approach. See more details at <rust-lang#131059 (comment)> and in the timeline below. ### Timeline of kill-process-on-broken-pipe behavior changes See [`unix_sigpipe` tracking issue rust-lang#97889][rust-lang#97889] for more context around unix sigpipe handling. - From the very beginning since 2014, Rust binaries by default use `sig_ign`. This meant that if output pipe is broken yet the program tries to use `println!` and such, there will be a broken pipe panic from std. This lead to ICEs from e.g. `rustc --help | false` [rust-lang#34376]. - [rust-lang#49606] mitigated [rust-lang#34376] by adding an explicit signal handler to `rustc_driver` register a sigpipe handler with `SIG_DFL` which will cause the binary using `rustc_driver` to terminate if `rustc_driver::set_sigpipe_handler()` is called. `rustc`'s main binary wrapper uses `rustc_driver::set_sigpipe_handler()`, and so does `rustdoc`. - A more universal way to set sigpipe behavior for Unix was introduced as part of [rust-lang#97889], i.e. `# [unix_sigpipe = "sig_dfl"]` attribute. - [rust-lang#102587] migrated `rustc` to use `#[unix_sigpipe = "sig_dfl"]` instead of `rustc_driver::set_sigpipe_handler`. - [rust-lang#103495] migrated `rustdoc` to use `#[unix_sigpipe = "sig_dfl"]` instead of `rustc_driver::set_sigpipe_handler`. `rustc_driver::set_sigpipe_handler` was removed. - Following concerns about sigpipe setting UI in [rust-lang#97889], the UI for specifying sigpipe behavior was changed in [rust-lang#124480] from `#[unix_sigpipe = "sig_dfl"]` attribute to the commmand line flag `-Zon-broken-pipe=kill`. - In the same PR, `#[unix_sigpipe = "sig_dfl"]` were removed from `rustc` and `rustdoc` main binary crate entry points in favor of the command line flag. Kill-process-on-broken-pipe behavior was preserved by adding `-Zon-broken-pipe=kill` for `rustdoc` tool build step and `rustc` during compile steps. - [rust-lang#126934] added `-Zon-broken-pipe=kill` for tool builds *except* for cargo to help with some miri tests because at the time the PR was written, this would lead to a couple of cargo test failures. Conditionally setting `RUSTFLAGS` can lead to tool build invalidation, e.g. building `cargo` without `-Zon-broken-pipe=kill` but `clippy` with the flag can lead to invalidation of the tool build cache. This is not a problem at the time, because nothing (not even miri) tests built stage 1 cargo (all used initial cargo). - In [rust-lang#130634] we found out that `run-make` tests like `compiler-builtins` needed stage 1 cargo, not just beta bootstrap cargo, because there can be changes that are present in stage 1 cargo but absent in beta cargo, which was blocking a beta backport. - [rust-lang#130642] and later [rust-lang#130739] now build stage 1 cargo. And as previously mentioned, since `-Zon-broken-pipe=kill` was specifically *not* set for cargo, this caused tool build cache invalidation meaning rebuilds of stage 1 even if nothing in source was changed due to differing `RUSTFLAGS` since `run-make` also builds `rustdoc` and such [rust-lang#130980]. [rust-lang#34376]: rust-lang#34376 [rust-lang#49606]: rust-lang#49606 [rust-lang#97889]: rust-lang#97889 [rust-lang#102587]: rust-lang#102587 [rust-lang#103495]: rust-lang#103495 [rust-lang#124480]: rust-lang#124480 [rust-lang#130634]: rust-lang#130634 [rust-lang#130642]: rust-lang#130642 [rust-lang#130739]: rust-lang#130739 [rust-lang#130980]: rust-lang#130980 [rust-lang#131059]: rust-lang#131059 [^1]: rust-lang#131059 (comment) r? ``@onur-ozkan`` (or bootstrap)
Rollup merge of rust-lang#131108 - jieyouxu:revert-broken-pipe, r=onur-ozkan Revert rust-lang#131060 "Drop conditionally applied cargo `-Zon-broken-pipe=kill` flags" In [rust-lang#131059] we found out that `-Zon-broken-pipe=kill` is actually **load-bearing**[^1] for (at least) `rustc` and `rustdoc` to have the kill-process-on-broken-pipe behavior, e.g. `rustc --print=sysroot | false` will ICE and `rustdoc --print=sysroot | false` will panic on a broken pipe. This PR reverts 5a7058c (reverts PR rust-lang#131060) in favor of a future fix to *unconditionally* apply `-Zon-broken-pipe=kill` to tool builds and also not drop the `-Zon-broken-pipe=kill` flag for rustc binary builds. I could not figure out how to write a regression test for the `rustc --print=sysroot | false` behavior on Unix, so this is a plain revert for now. This revert will unfortunately reintroduce rust-lang#130980 until we fix it again with the different approach. See more details at <rust-lang#131059 (comment)> and in the timeline below. ### Timeline of kill-process-on-broken-pipe behavior changes See [`unix_sigpipe` tracking issue rust-lang#97889][rust-lang#97889] for more context around unix sigpipe handling. - From the very beginning since 2014, Rust binaries by default use `sig_ign`. This meant that if output pipe is broken yet the program tries to use `println!` and such, there will be a broken pipe panic from std. This lead to ICEs from e.g. `rustc --help | false` [rust-lang#34376]. - [rust-lang#49606] mitigated [rust-lang#34376] by adding an explicit signal handler to `rustc_driver` register a sigpipe handler with `SIG_DFL` which will cause the binary using `rustc_driver` to terminate if `rustc_driver::set_sigpipe_handler()` is called. `rustc`'s main binary wrapper uses `rustc_driver::set_sigpipe_handler()`, and so does `rustdoc`. - A more universal way to set sigpipe behavior for Unix was introduced as part of [rust-lang#97889], i.e. `# [unix_sigpipe = "sig_dfl"]` attribute. - [rust-lang#102587] migrated `rustc` to use `#[unix_sigpipe = "sig_dfl"]` instead of `rustc_driver::set_sigpipe_handler`. - [rust-lang#103495] migrated `rustdoc` to use `#[unix_sigpipe = "sig_dfl"]` instead of `rustc_driver::set_sigpipe_handler`. `rustc_driver::set_sigpipe_handler` was removed. - Following concerns about sigpipe setting UI in [rust-lang#97889], the UI for specifying sigpipe behavior was changed in [rust-lang#124480] from `#[unix_sigpipe = "sig_dfl"]` attribute to the commmand line flag `-Zon-broken-pipe=kill`. - In the same PR, `#[unix_sigpipe = "sig_dfl"]` were removed from `rustc` and `rustdoc` main binary crate entry points in favor of the command line flag. Kill-process-on-broken-pipe behavior was preserved by adding `-Zon-broken-pipe=kill` for `rustdoc` tool build step and `rustc` during compile steps. - [rust-lang#126934] added `-Zon-broken-pipe=kill` for tool builds *except* for cargo to help with some miri tests because at the time the PR was written, this would lead to a couple of cargo test failures. Conditionally setting `RUSTFLAGS` can lead to tool build invalidation, e.g. building `cargo` without `-Zon-broken-pipe=kill` but `clippy` with the flag can lead to invalidation of the tool build cache. This is not a problem at the time, because nothing (not even miri) tests built stage 1 cargo (all used initial cargo). - In [rust-lang#130634] we found out that `run-make` tests like `compiler-builtins` needed stage 1 cargo, not just beta bootstrap cargo, because there can be changes that are present in stage 1 cargo but absent in beta cargo, which was blocking a beta backport. - [rust-lang#130642] and later [rust-lang#130739] now build stage 1 cargo. And as previously mentioned, since `-Zon-broken-pipe=kill` was specifically *not* set for cargo, this caused tool build cache invalidation meaning rebuilds of stage 1 even if nothing in source was changed due to differing `RUSTFLAGS` since `run-make` also builds `rustdoc` and such [rust-lang#130980]. [rust-lang#34376]: rust-lang#34376 [rust-lang#49606]: rust-lang#49606 [rust-lang#97889]: rust-lang#97889 [rust-lang#102587]: rust-lang#102587 [rust-lang#103495]: rust-lang#103495 [rust-lang#124480]: rust-lang#124480 [rust-lang#130634]: rust-lang#130634 [rust-lang#130642]: rust-lang#130642 [rust-lang#130739]: rust-lang#130739 [rust-lang#130980]: rust-lang#130980 [rust-lang#131059]: rust-lang#131059 [^1]: rust-lang#131059 (comment) r? ``@onur-ozkan`` (or bootstrap)
Revert #131060 "Drop conditionally applied cargo `-Zon-broken-pipe=kill` flags" In [#131059] we found out that `-Zon-broken-pipe=kill` is actually **load-bearing**[^1] for (at least) `rustc` and `rustdoc` to have the kill-process-on-broken-pipe behavior, e.g. `rustc --print=sysroot | false` will ICE and `rustdoc --print=sysroot | false` will panic on a broken pipe. This PR reverts 5a7058c5a542ec42d1fa9b524f7b4f7d6845d1e9 (reverts PR #131060) in favor of a future fix to *unconditionally* apply `-Zon-broken-pipe=kill` to tool builds and also not drop the `-Zon-broken-pipe=kill` flag for rustc binary builds. I could not figure out how to write a regression test for the `rustc --print=sysroot | false` behavior on Unix, so this is a plain revert for now. This revert will unfortunately reintroduce #130980 until we fix it again with the different approach. See more details at <rust-lang/rust#131059 (comment)> and in the timeline below. ### Timeline of kill-process-on-broken-pipe behavior changes See [`unix_sigpipe` tracking issue #97889][#97889] for more context around unix sigpipe handling. - From the very beginning since 2014, Rust binaries by default use `sig_ign`. This meant that if output pipe is broken yet the program tries to use `println!` and such, there will be a broken pipe panic from std. This lead to ICEs from e.g. `rustc --help | false` [#34376]. - [#49606] mitigated [#34376] by adding an explicit signal handler to `rustc_driver` register a sigpipe handler with `SIG_DFL` which will cause the binary using `rustc_driver` to terminate if `rustc_driver::set_sigpipe_handler()` is called. `rustc`'s main binary wrapper uses `rustc_driver::set_sigpipe_handler()`, and so does `rustdoc`. - A more universal way to set sigpipe behavior for Unix was introduced as part of [#97889], i.e. `# [unix_sigpipe = "sig_dfl"]` attribute. - [#102587] migrated `rustc` to use `#[unix_sigpipe = "sig_dfl"]` instead of `rustc_driver::set_sigpipe_handler`. - [#103495] migrated `rustdoc` to use `#[unix_sigpipe = "sig_dfl"]` instead of `rustc_driver::set_sigpipe_handler`. `rustc_driver::set_sigpipe_handler` was removed. - Following concerns about sigpipe setting UI in [#97889], the UI for specifying sigpipe behavior was changed in [#124480] from `#[unix_sigpipe = "sig_dfl"]` attribute to the commmand line flag `-Zon-broken-pipe=kill`. - In the same PR, `#[unix_sigpipe = "sig_dfl"]` were removed from `rustc` and `rustdoc` main binary crate entry points in favor of the command line flag. Kill-process-on-broken-pipe behavior was preserved by adding `-Zon-broken-pipe=kill` for `rustdoc` tool build step and `rustc` during compile steps. - [#126934] added `-Zon-broken-pipe=kill` for tool builds *except* for cargo to help with some miri tests because at the time the PR was written, this would lead to a couple of cargo test failures. Conditionally setting `RUSTFLAGS` can lead to tool build invalidation, e.g. building `cargo` without `-Zon-broken-pipe=kill` but `clippy` with the flag can lead to invalidation of the tool build cache. This is not a problem at the time, because nothing (not even miri) tests built stage 1 cargo (all used initial cargo). - In [#130634] we found out that `run-make` tests like `compiler-builtins` needed stage 1 cargo, not just beta bootstrap cargo, because there can be changes that are present in stage 1 cargo but absent in beta cargo, which was blocking a beta backport. - [#130642] and later [#130739] now build stage 1 cargo. And as previously mentioned, since `-Zon-broken-pipe=kill` was specifically *not* set for cargo, this caused tool build cache invalidation meaning rebuilds of stage 1 even if nothing in source was changed due to differing `RUSTFLAGS` since `run-make` also builds `rustdoc` and such [#130980]. [#34376]: rust-lang/rust#34376 [#49606]: rust-lang/rust#49606 [#97889]: rust-lang/rust#97889 [#102587]: rust-lang/rust#102587 [#103495]: rust-lang/rust#103495 [#124480]: rust-lang/rust#124480 [#130634]: rust-lang/rust#130634 [#130642]: rust-lang/rust#130642 [#130739]: rust-lang/rust#130739 [#130980]: rust-lang/rust#130980 [#131059]: rust-lang/rust#131059 [^1]: rust-lang/rust#131059 (comment) r? ``@onur-ozkan`` (or bootstrap)
Follow-up to #130642 (comment) to make sure that when
is used, bootstrap cargo is used in order to avoid building stage 1 rustc. Note that run-make tests are usually not written with
--stage 0
in mind and some tests may rely on stage1 rustc (nightly) behavior, and it is expected that some tests will fail under this invocation.This PR also fixes
tool::Cargo
staging in compiletest when preparing forrun-make
test mode, by chopping off a stage from thecompiler
passed totool::Cargo
such that when the user invokes with stageN
the
run-make
test suite will be tested against the cargo built by stageN
compiler. Let's takeN=1
, i.e.--stage 1
, without chopping off a stage, previously./x test run-make --stage 1
will cause stage 1 rustc + std to be built, then stage 2 rustc, and cargo will be produced by the stage 2 rustc, which is clearly not what we want. By chopping off a stage, it means that cargo will be produced by the stage 1 rustc.cc #119946, #59864.
See discussions regarding the tool staging at https://rust-lang.zulipchat.com/#narrow/stream/326414-t-infra.2Fbootstrap/topic/.E2.9C.94.20stage1.20run-make.20tests.20now.20need.20stage2.20rustc.20built.20for.20c.2E.2E.2E.