[INFO] fetching crate async-signals 0.4.0...
[INFO] testing async-signals-0.4.0 against try#a40ec913238f4f188d97c41aa605cb486451acf2+target=i686-unknown-linux-musl for musl_1_2_upgrade_i686_unknown_linux_musl
[INFO] extracting crate async-signals 0.4.0 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate async-signals 0.4.0 on toolchain a40ec913238f4f188d97c41aa605cb486451acf2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a40ec913238f4f188d97c41aa605cb486451acf2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate async-signals 0.4.0
[INFO] finished tweaking crates.io crate async-signals 0.4.0
[INFO] tweaked toml for crates.io crate async-signals 0.4.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+a40ec913238f4f188d97c41aa605cb486451acf2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a40ec913238f4f188d97c41aa605cb486451acf2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3d532c2baa59a8a48e45c3be7eb049f77ac5a58a7a6514a58a8e878df1c3d03d" "/opt/rustwide/cargo-home/bin/cargo" "+a40ec913238f4f188d97c41aa605cb486451acf2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] da2225c30dd51ea9cbb31d91b7e92d2a293da10ca83a89d0fe421ff6ad606385
[INFO] running `Command { std: "docker" "start" "-a" "da2225c30dd51ea9cbb31d91b7e92d2a293da10ca83a89d0fe421ff6ad606385", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "da2225c30dd51ea9cbb31d91b7e92d2a293da10ca83a89d0fe421ff6ad606385", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da2225c30dd51ea9cbb31d91b7e92d2a293da10ca83a89d0fe421ff6ad606385", kill_on_drop: false }`
[INFO] [stdout] da2225c30dd51ea9cbb31d91b7e92d2a293da10ca83a89d0fe421ff6ad606385
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3d532c2baa59a8a48e45c3be7eb049f77ac5a58a7a6514a58a8e878df1c3d03d" "/opt/rustwide/cargo-home/bin/cargo" "+a40ec913238f4f188d97c41aa605cb486451acf2" "build" "--frozen" "--message-format=json" "--target" "i686-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] e1bb2b1e34bf6b79885e5657866da472e9db6d7fcc1c043d1e591c6869636420
[INFO] running `Command { std: "docker" "start" "-a" "e1bb2b1e34bf6b79885e5657866da472e9db6d7fcc1c043d1e591c6869636420", kill_on_drop: false }`
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling nix v0.23.2
[INFO] [stderr]    Compiling async-signals v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.45s
[INFO] running `Command { std: "docker" "inspect" "e1bb2b1e34bf6b79885e5657866da472e9db6d7fcc1c043d1e591c6869636420", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1bb2b1e34bf6b79885e5657866da472e9db6d7fcc1c043d1e591c6869636420", kill_on_drop: false }`
[INFO] [stdout] e1bb2b1e34bf6b79885e5657866da472e9db6d7fcc1c043d1e591c6869636420
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3d532c2baa59a8a48e45c3be7eb049f77ac5a58a7a6514a58a8e878df1c3d03d" "/opt/rustwide/cargo-home/bin/cargo" "+a40ec913238f4f188d97c41aa605cb486451acf2" "test" "--frozen" "--no-run" "--message-format=json" "--target" "i686-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 412a9239f7bd5a45e02bf1875c5b79e0ab298b7af1a03eaf0ef9c3776b76d8d1
[INFO] running `Command { std: "docker" "start" "-a" "412a9239f7bd5a45e02bf1875c5b79e0ab298b7af1a03eaf0ef9c3776b76d8d1", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling tokio v1.24.2
[INFO] [stderr]    Compiling futures-util v0.3.25
[INFO] [stderr]    Compiling futures-macro v0.3.25
[INFO] [stderr]    Compiling tokio-macros v1.8.2
[INFO] [stderr]    Compiling async-signals v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 10.53s
[INFO] running `Command { std: "docker" "inspect" "412a9239f7bd5a45e02bf1875c5b79e0ab298b7af1a03eaf0ef9c3776b76d8d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "412a9239f7bd5a45e02bf1875c5b79e0ab298b7af1a03eaf0ef9c3776b76d8d1", kill_on_drop: false }`
[INFO] [stdout] 412a9239f7bd5a45e02bf1875c5b79e0ab298b7af1a03eaf0ef9c3776b76d8d1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3d532c2baa59a8a48e45c3be7eb049f77ac5a58a7a6514a58a8e878df1c3d03d" "/opt/rustwide/cargo-home/bin/cargo" "+a40ec913238f4f188d97c41aa605cb486451acf2" "test" "--frozen" "--target" "i686-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 5af288dc1c835dd62ce8ecb22f3e738b1405f824af9953f3638e8233293b3dc5
[INFO] running `Command { std: "docker" "start" "-a" "5af288dc1c835dd62ce8ecb22f3e738b1405f824af9953f3638e8233293b3dc5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/i686-unknown-linux-musl/debug/deps/async_signals-bccc1fcfb077a3f9)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "5af288dc1c835dd62ce8ecb22f3e738b1405f824af9953f3638e8233293b3dc5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5af288dc1c835dd62ce8ecb22f3e738b1405f824af9953f3638e8233293b3dc5", kill_on_drop: false }`
[INFO] [stdout] 5af288dc1c835dd62ce8ecb22f3e738b1405f824af9953f3638e8233293b3dc5