Run Miri on CI

ci/crossbeam-channel.sh

@@ -1,8 +1,10 @@
 #!/bin/bash
 
-cd "$(dirname "$0")"/../crossbeam-channel
 set -ex
 
+script_dir="$(cd "$(dirname "$0")" && pwd)"
+cd "$script_dir"/../crossbeam-channel
+
 export RUSTFLAGS="-D warnings"
 
 cargo check --bins --examples --tests
@@ -11,6 +13,9 @@ cargo test -- --test-threads=1
 if [[ "$RUST_VERSION" == "nightly"* ]]; then
     cd benchmarks
     cargo check --bins
+    cd ..
 
     RUSTDOCFLAGS=-Dwarnings cargo doc --no-deps --all-features
+
+    "$script_dir"/miri.sh -- -Zmiri-disable-isolation
 fi

ci/crossbeam-deque.sh

@@ -1,13 +1,18 @@
 #!/bin/bash
 
-cd "$(dirname "$0")"/../crossbeam-deque
 set -ex
 
+script_dir="$(cd "$(dirname "$0")" && pwd)"
+cd "$script_dir"/../crossbeam-deque
+
 export RUSTFLAGS="-D warnings"
 
 cargo check --bins --examples --tests
 cargo test
 
 if [[ "$RUST_VERSION" == "nightly"* ]]; then
     RUSTDOCFLAGS=-Dwarnings cargo doc --no-deps --all-features
+
+    # -Zmiri-ignore-leaks is needed for https://github.com/crossbeam-rs/crossbeam/issues/579
+    "$script_dir"/miri.sh -- -Zmiri-ignore-leaks
 fi

ci/crossbeam-epoch.sh

@@ -1,8 +1,10 @@
 #!/bin/bash
 
-cd "$(dirname "$0")"/../crossbeam-epoch
 set -ex
 
+script_dir="$(cd "$(dirname "$0")" && pwd)"
+cd "$script_dir"/../crossbeam-epoch
+
 export RUSTFLAGS="-D warnings"
 
 cargo check --bins --examples --tests
@@ -22,4 +24,8 @@ if [[ "$RUST_VERSION" == "nightly"* ]]; then
             --features sanitize,nightly \
             --example sanitize
     fi
+
+    # -Zmiri-disable-stacked-borrows is needed for https://github.com/crossbeam-rs/crossbeam/issues/545
+    # -Zmiri-ignore-leaks is needed for https://github.com/crossbeam-rs/crossbeam/issues/579
+    "$script_dir"/miri.sh -- -Zmiri-disable-stacked-borrows -Zmiri-ignore-leaks
 fi

ci/crossbeam-queue.sh

@@ -1,13 +1,17 @@
 #!/bin/bash
 
-cd "$(dirname "$0")"/../crossbeam-queue
 set -ex
 
+script_dir="$(cd "$(dirname "$0")" && pwd)"
+cd "$script_dir"/../crossbeam-queue
+
 export RUSTFLAGS="-D warnings"
 
 cargo check --bins --examples --tests
 cargo test
 
 if [[ "$RUST_VERSION" == "nightly"* ]]; then
     RUSTDOCFLAGS=-Dwarnings cargo doc --no-deps --all-features
+
+    "$script_dir"/miri.sh
 fi

ci/crossbeam-skiplist.sh

@@ -1,8 +1,10 @@
 #!/bin/bash
 
-cd "$(dirname "$0")"/../crossbeam-skiplist
 set -ex
 
+script_dir="$(cd "$(dirname "$0")" && pwd)"
+cd "$script_dir"/../crossbeam-skiplist
+
 export RUSTFLAGS="-D warnings"
 
 cargo check --bins --examples --tests
@@ -12,4 +14,8 @@ if [[ "$RUST_VERSION" == "nightly"* ]]; then
     cargo test --features nightly
 
     RUSTDOCFLAGS=-Dwarnings cargo doc --no-deps --all-features
+
+    # -Zmiri-disable-stacked-borrows is needed for https://github.com/crossbeam-rs/crossbeam/issues/545
+    # -Zmiri-ignore-leaks is needed for https://github.com/crossbeam-rs/crossbeam/issues/579
+    "$script_dir"/miri.sh -- -Zmiri-disable-stacked-borrows -Zmiri-ignore-leaks
 fi

ci/crossbeam-utils.sh

@@ -1,8 +1,10 @@
 #!/bin/bash
 
-cd "$(dirname "$0")"/../crossbeam-utils
 set -ex
 
+script_dir="$(cd "$(dirname "$0")" && pwd)"
+cd "$script_dir"/../crossbeam-utils
+
 export RUSTFLAGS="-D warnings"
 
 cargo check --bins --examples --tests
@@ -12,4 +14,6 @@ if [[ "$RUST_VERSION" == "nightly"* ]]; then
     cargo test --features nightly
 
     RUSTDOCFLAGS=-Dwarnings cargo doc --no-deps --all-features
+
+    "$script_dir"/miri.sh -- -Zmiri-disable-isolation
 fi

ci/crossbeam.sh

@@ -1,8 +1,10 @@
 #!/bin/bash
 
-cd "$(dirname "$0")"/..
 set -ex
 
+script_dir="$(cd "$(dirname "$0")" && pwd)"
+cd "$script_dir"/..
+
 export RUSTFLAGS="-D warnings"
 
 cargo check --bins --examples --tests
@@ -12,4 +14,7 @@ if [[ "$RUST_VERSION" == "nightly"* ]]; then
     cargo test --features nightly
 
     RUSTDOCFLAGS=-Dwarnings cargo doc --no-deps --all-features
+
+    # -Zmiri-ignore-leaks is needed for https://github.com/crossbeam-rs/crossbeam/issues/579
+    "$script_dir"/miri.sh -- -Zmiri-ignore-leaks
 fi

ci/miri.sh

@@ -0,0 +1,16 @@
+#!/bin/bash
+
+set -ex
+
+export RUSTFLAGS="-D warnings"
+
+if [[ "$OSTYPE" != "linux"* ]]; then
+    exit 0
+fi
+
+toolchain=nightly-$(curl -s https://rust-lang.github.io/rustup-components-history/x86_64-unknown-linux-gnu/miri)
+rustup set profile minimal
+rustup default "$toolchain"
+rustup component add miri
+
+cargo miri test "$@"

crossbeam-channel/tests/after.rs

@@ -1,5 +1,7 @@
 //! Tests for the after channel flavor.
 
+#![cfg(not(miri))] // TODO: many assertions failed due to Miri is slow
+
 use std::sync::atomic::AtomicUsize;
 use std::sync::atomic::Ordering;
 use std::thread;

crossbeam-channel/tests/array.rs

@@ -1,5 +1,7 @@
 //! Tests for the array channel flavor.
 
+#![cfg(not(miri))] // TODO: many assertions failed due to Miri is slow
+
 use std::any::Any;
 use std::sync::atomic::AtomicUsize;
 use std::sync::atomic::Ordering;

crossbeam-channel/tests/golang.rs

@@ -9,6 +9,8 @@
 //!   - https://golang.org/LICENSE
 //!   - https://golang.org/PATENTS
 
+#![cfg(not(miri))] // Miri is too slow
+
 use std::alloc::{GlobalAlloc, Layout, System};
 use std::any::Any;
 use std::cell::Cell;

crossbeam-channel/tests/iter.rs

@@ -54,6 +54,7 @@ fn recv_iter_break() {
     .unwrap();
 }
 
+#[cfg_attr(miri, ignore)] // Miri is too slow
 #[test]
 fn recv_try_iter() {
     let (request_s, request_r) = unbounded();

crossbeam-channel/tests/list.rs

@@ -239,6 +239,9 @@ fn disconnect_wakes_receiver() {
 
 #[test]
 fn spsc() {
+    #[cfg(miri)]
+    const COUNT: usize = 100;
+    #[cfg(not(miri))]
     const COUNT: usize = 100_000;
 
     let (s, r) = unbounded();
@@ -261,6 +264,9 @@ fn spsc() {
 
 #[test]
 fn mpmc() {
+    #[cfg(miri)]
+    const COUNT: usize = 100;
+    #[cfg(not(miri))]
     const COUNT: usize = 25_000;
     const THREADS: usize = 4;
 
@@ -295,6 +301,9 @@ fn mpmc() {
 
 #[test]
 fn stress_oneshot() {
+    #[cfg(miri)]
+    const COUNT: usize = 100;
+    #[cfg(not(miri))]
     const COUNT: usize = 10_000;
 
     for _ in 0..COUNT {
@@ -308,6 +317,7 @@ fn stress_oneshot() {
     }
 }
 
+#[cfg_attr(miri, ignore)] // Miri is too slow
 #[test]
 fn stress_iter() {
     const COUNT: usize = 100_000;
@@ -371,6 +381,7 @@ fn stress_timeout_two_threads() {
     .unwrap();
 }
 
+#[cfg_attr(miri, ignore)] // Miri is too slow
 #[test]
 fn drops() {
     static DROPS: AtomicUsize = AtomicUsize::new(0);
@@ -421,6 +432,9 @@ fn drops() {
 
 #[test]
 fn linearizable() {
+    #[cfg(miri)]
+    const COUNT: usize = 100;
+    #[cfg(not(miri))]
     const COUNT: usize = 25_000;
     const THREADS: usize = 4;
 
@@ -441,6 +455,9 @@ fn linearizable() {
 
 #[test]
 fn fairness() {
+    #[cfg(miri)]
+    const COUNT: usize = 100;
+    #[cfg(not(miri))]
     const COUNT: usize = 10_000;
 
     let (s1, r1) = unbounded::<()>();
@@ -463,6 +480,9 @@ fn fairness() {
 
 #[test]
 fn fairness_duplicates() {
+    #[cfg(miri)]
+    const COUNT: usize = 100;
+    #[cfg(not(miri))]
     const COUNT: usize = 10_000;
 
     let (s, r) = unbounded();
@@ -496,6 +516,9 @@ fn recv_in_send() {
 
 #[test]
 fn channel_through_channel() {
+    #[cfg(miri)]
+    const COUNT: usize = 100;
+    #[cfg(not(miri))]
     const COUNT: usize = 1000;
 
     type T = Box<dyn Any + Send>;