Error: stacker exited with code 1 stacker version v0.40.1-e54a685 usernsexec-ing [u 0 1000 1 1 100001 65535 g 0 1001 1 1 100001 65535 -- /home/runner/actions-runner/_work/_tool/stacker/0.40.1/x64/stacker --internal-userns --debug build --layer-type tar --substitute ZOT_VERSION=2.0.0-rc5 --substitute ROOTFS_VERSION=v0.0.17.231018 -f layers/stacker.yaml] stacker version v0.40.1-e54a685 initializing stacker recipe: layers/stacker.yaml substituting $ZOT_VERSION to 2.0.0-rc5 substituting $ROOTFS_VERSION to v0.0.17.231018 substituting $STACKER_ROOTFS_DIR to /home/runner/actions-runner/_work/mos/mos/roots substituting $STACKER_STACKER_DIR to /home/runner/actions-runner/_work/mos/mos/.stacker substituting $STACKER_OCI_DIR to /home/runner/actions-runner/_work/mos/mos/oci initializing stacker recipe: /home/runner/actions-runner/_work/mos/mos/layers/provision/stacker.yaml substituting $ZOT_VERSION to 2.0.0-rc5 substituting $ROOTFS_VERSION to v0.0.17.231018 substituting $STACKER_ROOTFS_DIR to /home/runner/actions-runner/_work/mos/mos/roots substituting $STACKER_STACKER_DIR to /home/runner/actions-runner/_work/mos/mos/.stacker substituting $STACKER_OCI_DIR to /home/runner/actions-runner/_work/mos/mos/oci error: no value for substitution TOPDIR stackerbuild.io/stacker/pkg/types.substitute /stacker-tree/pkg/types/stackerfile.go:91 stackerbuild.io/stacker/pkg/types.NewStackerfile /stacker-tree/pkg/types/stackerfile.go:168 stackerbuild.io/stacker/pkg/types.NewStackerFiles /stacker-tree/pkg/types/stackerfiles.go:23 stackerbuild.io/stacker/pkg/types.NewStackerFiles /stacker-tree/pkg/types/stackerfiles.go:44 stackerbuild.io/stacker/pkg/stacker.(*Builder).BuildMultiple /stacker-tree/pkg/stacker/build.go:536 main.doBuild /stacker-tree/cmd/stacker/build.go:117 github.com/urfave/cli.HandleAction /stacker-tree/.build/gopath/pkg/mod/github.com/urfave/cli@v1.22.10/app.go:524 github.com/urfave/cli.Command.Run /stacker-tree/.build/gopath/pkg/mod/github.com/urfave/cli@v1.22.10/command.go:173 github.com/urfave/cli.(*App).Run /stacker-tree/.build/gopath/pkg/mod/github.com/urfave/cli@v1.22.10/app.go:277 main.main /stacker-tree/cmd/stacker/main.go:304 runtime.main /usr/lib/go/src/runtime/proc.go:250 runtime.goexit /usr/lib/go/src/runtime/asm_amd64.s:1594 error: exit status 1 stackerbuild.io/stacker/pkg/container.MaybeRunInNamespace /stacker-tree/pkg/container/userns.go:102 main.main.func3 /stacker-tree/cmd/stacker/main.go:299 github.com/urfave/cli.(*App).Run /stacker-tree/.build/gopath/pkg/mod/github.com/urfave/cli@v1.22.10/app.go:264 main.main /stacker-tree/cmd/stacker/main.go:304 runtime.main /usr/lib/go/src/runtime/proc.go:250 runtime.goexit /usr/lib/go/src/runtime/asm_amd64.s:1594