[INFO] fetching crate tsukurou_core 0.0.1...
[INFO] testing tsukurou_core-0.0.1 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate tsukurou_core 0.0.1 into /workspace/builds/worker-79/source
[INFO] validating manifest of crates.io crate tsukurou_core 0.0.1 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 tsukurou_core 0.0.1
[INFO] finished tweaking crates.io crate tsukurou_core 0.0.1
[INFO] tweaked toml for crates.io crate tsukurou_core 0.0.1 written to /workspace/builds/worker-79/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-79/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/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] d1955adb7812969f02b031432d8268f8cc4157d49d0ac5b48ece992b55a3410e
[INFO] running `Command { std: "docker" "start" "-a" "d1955adb7812969f02b031432d8268f8cc4157d49d0ac5b48ece992b55a3410e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d1955adb7812969f02b031432d8268f8cc4157d49d0ac5b48ece992b55a3410e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1955adb7812969f02b031432d8268f8cc4157d49d0ac5b48ece992b55a3410e", kill_on_drop: false }`
[INFO] [stdout] d1955adb7812969f02b031432d8268f8cc4157d49d0ac5b48ece992b55a3410e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/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] b441bb6cb409238d17b19354fb0a577344aaebc4dd6b7a26fcc06d920535d0a4
[INFO] running `Command { std: "docker" "start" "-a" "b441bb6cb409238d17b19354fb0a577344aaebc4dd6b7a26fcc06d920535d0a4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling tsukurou_core v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.43s
[INFO] running `Command { std: "docker" "inspect" "b441bb6cb409238d17b19354fb0a577344aaebc4dd6b7a26fcc06d920535d0a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b441bb6cb409238d17b19354fb0a577344aaebc4dd6b7a26fcc06d920535d0a4", kill_on_drop: false }`
[INFO] [stdout] b441bb6cb409238d17b19354fb0a577344aaebc4dd6b7a26fcc06d920535d0a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/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] 84507e83b9bc250d212080d5fc1f6cdc1ac898c3a4f852a4c85365ba61214358
[INFO] running `Command { std: "docker" "start" "-a" "84507e83b9bc250d212080d5fc1f6cdc1ac898c3a4f852a4c85365ba61214358", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling tsukurou_core v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.11s
[INFO] running `Command { std: "docker" "inspect" "84507e83b9bc250d212080d5fc1f6cdc1ac898c3a4f852a4c85365ba61214358", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84507e83b9bc250d212080d5fc1f6cdc1ac898c3a4f852a4c85365ba61214358", kill_on_drop: false }`
[INFO] [stdout] 84507e83b9bc250d212080d5fc1f6cdc1ac898c3a4f852a4c85365ba61214358
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/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] 52b2ca93b0ac4d79b23dc3ecb98970aefa203a9cfd9376f545b99439f2c935fd
[INFO] running `Command { std: "docker" "start" "-a" "52b2ca93b0ac4d79b23dc3ecb98970aefa203a9cfd9376f545b99439f2c935fd", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.24s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tsukurou_core-075bf789de6cb2b1)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests tsukurou_core
[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] [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" "52b2ca93b0ac4d79b23dc3ecb98970aefa203a9cfd9376f545b99439f2c935fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52b2ca93b0ac4d79b23dc3ecb98970aefa203a9cfd9376f545b99439f2c935fd", kill_on_drop: false }`
[INFO] [stdout] 52b2ca93b0ac4d79b23dc3ecb98970aefa203a9cfd9376f545b99439f2c935fd