[INFO] fetching crate test-runner 0.0.0...
[INFO] testing test-runner-0.0.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate test-runner 0.0.0 into /workspace/builds/worker-29/source
[INFO] validating manifest of crates.io crate test-runner 0.0.0 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate test-runner 0.0.0
[INFO] finished tweaking crates.io crate test-runner 0.0.0
[INFO] tweaked toml for crates.io crate test-runner 0.0.0 written to /workspace/builds/worker-29/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cc76aab28a6a47a88e02d9ab8975e0b2792eec14d5b63f2fed4c442571ef0b19
[INFO] running `Command { std: "docker" "start" "-a" "cc76aab28a6a47a88e02d9ab8975e0b2792eec14d5b63f2fed4c442571ef0b19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cc76aab28a6a47a88e02d9ab8975e0b2792eec14d5b63f2fed4c442571ef0b19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc76aab28a6a47a88e02d9ab8975e0b2792eec14d5b63f2fed4c442571ef0b19", kill_on_drop: false }`
[INFO] [stdout] cc76aab28a6a47a88e02d9ab8975e0b2792eec14d5b63f2fed4c442571ef0b19
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5659b28bb3c44c5cc382fe1bf55fa200f0440089f6204921cffa1d8f68467ede
[INFO] running `Command { std: "docker" "start" "-a" "5659b28bb3c44c5cc382fe1bf55fa200f0440089f6204921cffa1d8f68467ede", kill_on_drop: false }`
[INFO] [stderr]    Compiling test-runner v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.21s
[INFO] running `Command { std: "docker" "inspect" "5659b28bb3c44c5cc382fe1bf55fa200f0440089f6204921cffa1d8f68467ede", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5659b28bb3c44c5cc382fe1bf55fa200f0440089f6204921cffa1d8f68467ede", kill_on_drop: false }`
[INFO] [stdout] 5659b28bb3c44c5cc382fe1bf55fa200f0440089f6204921cffa1d8f68467ede
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b74e5d4b0479a36213b3397af013dfcea3afedb0ea58ade6160a4a3dd1d06ddd
[INFO] running `Command { std: "docker" "start" "-a" "b74e5d4b0479a36213b3397af013dfcea3afedb0ea58ade6160a4a3dd1d06ddd", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling test-runner v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "b74e5d4b0479a36213b3397af013dfcea3afedb0ea58ade6160a4a3dd1d06ddd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b74e5d4b0479a36213b3397af013dfcea3afedb0ea58ade6160a4a3dd1d06ddd", kill_on_drop: false }`
[INFO] [stdout] b74e5d4b0479a36213b3397af013dfcea3afedb0ea58ade6160a4a3dd1d06ddd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f0d1b935ccff0fa7a8da45fec3bcb76a409ec5a1a7e2ed11384601089a54838f
[INFO] running `Command { std: "docker" "start" "-a" "f0d1b935ccff0fa7a8da45fec3bcb76a409ec5a1a7e2ed11384601089a54838f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/test_runner-628ae97346fdd3ec)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests test-runner
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[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" "f0d1b935ccff0fa7a8da45fec3bcb76a409ec5a1a7e2ed11384601089a54838f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0d1b935ccff0fa7a8da45fec3bcb76a409ec5a1a7e2ed11384601089a54838f", kill_on_drop: false }`
[INFO] [stdout] f0d1b935ccff0fa7a8da45fec3bcb76a409ec5a1a7e2ed11384601089a54838f