[INFO] fetching crate mpmc 0.1.6...
[INFO] testing mpmc-0.1.6 against 1.54.0 for beta-1.55-1
[INFO] extracting crate mpmc 0.1.6 into /workspace/builds/worker-15/source
[INFO] validating manifest of crates.io crate mpmc 0.1.6 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mpmc 0.1.6
[INFO] finished tweaking crates.io crate mpmc 0.1.6
[INFO] tweaked toml for crates.io crate mpmc 0.1.6 written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2abb4430630104178ebb61094af8d82eb824b93aa8c6e0b1bafdc1fbb8976a8e
[INFO] running `Command { std: "docker" "start" "-a" "2abb4430630104178ebb61094af8d82eb824b93aa8c6e0b1bafdc1fbb8976a8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2abb4430630104178ebb61094af8d82eb824b93aa8c6e0b1bafdc1fbb8976a8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2abb4430630104178ebb61094af8d82eb824b93aa8c6e0b1bafdc1fbb8976a8e", kill_on_drop: false }`
[INFO] [stdout] 2abb4430630104178ebb61094af8d82eb824b93aa8c6e0b1bafdc1fbb8976a8e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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=warn" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 14b0567ae25a75465c421c71c9707f086b7d85115224d8ed31eae2fd70f2f026
[INFO] running `Command { std: "docker" "start" "-a" "14b0567ae25a75465c421c71c9707f086b7d85115224d8ed31eae2fd70f2f026", kill_on_drop: false }`
[INFO] [stderr]    Compiling mpmc v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.76s
[INFO] running `Command { std: "docker" "inspect" "14b0567ae25a75465c421c71c9707f086b7d85115224d8ed31eae2fd70f2f026", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14b0567ae25a75465c421c71c9707f086b7d85115224d8ed31eae2fd70f2f026", kill_on_drop: false }`
[INFO] [stdout] 14b0567ae25a75465c421c71c9707f086b7d85115224d8ed31eae2fd70f2f026
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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=warn" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 097344dbb27b8c8b366c574b7ae1752d44217e32a214d4308c69b7ce570bef77
[INFO] running `Command { std: "docker" "start" "-a" "097344dbb27b8c8b366c574b7ae1752d44217e32a214d4308c69b7ce570bef77", kill_on_drop: false }`
[INFO] [stderr]    Compiling mpmc v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `Command { std: "docker" "inspect" "097344dbb27b8c8b366c574b7ae1752d44217e32a214d4308c69b7ce570bef77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "097344dbb27b8c8b366c574b7ae1752d44217e32a214d4308c69b7ce570bef77", kill_on_drop: false }`
[INFO] [stdout] 097344dbb27b8c8b366c574b7ae1752d44217e32a214d4308c69b7ce570bef77
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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=warn" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0800ccbdff7ea038b295771c664f6a899da88856b0be258591cb2bb076a099d4
[INFO] running `Command { std: "docker" "start" "-a" "0800ccbdff7ea038b295771c664f6a899da88856b0be258591cb2bb076a099d4", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mpmc-808980b408a10c67)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests mpmc
[INFO] [stdout] test tests::test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0800ccbdff7ea038b295771c664f6a899da88856b0be258591cb2bb076a099d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0800ccbdff7ea038b295771c664f6a899da88856b0be258591cb2bb076a099d4", kill_on_drop: false }`
[INFO] [stdout] 0800ccbdff7ea038b295771c664f6a899da88856b0be258591cb2bb076a099d4
