[INFO] cloning repository https://github.com/ObsceneGiraffe/blockchain-lab
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ObsceneGiraffe/blockchain-lab" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FObsceneGiraffe%2Fblockchain-lab", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FObsceneGiraffe%2Fblockchain-lab'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ffd6efa85094cde224afb94c7d834af5577094d3
[INFO] testing ObsceneGiraffe/blockchain-lab against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FObsceneGiraffe%2Fblockchain-lab" "/workspace/builds/worker-43/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-43/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ObsceneGiraffe/blockchain-lab on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ObsceneGiraffe/blockchain-lab
[INFO] finished tweaking git repo https://github.com/ObsceneGiraffe/blockchain-lab
[INFO] tweaked toml for git repo https://github.com/ObsceneGiraffe/blockchain-lab written to /workspace/builds/worker-43/source/Cargo.toml
[INFO] crate git repo https://github.com/ObsceneGiraffe/blockchain-lab already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 514b7dd1905e74f3c3db6f34ecc32f08517d528b50618e112b42d59c5217456b
[INFO] running `Command { std: "docker" "start" "-a" "514b7dd1905e74f3c3db6f34ecc32f08517d528b50618e112b42d59c5217456b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "514b7dd1905e74f3c3db6f34ecc32f08517d528b50618e112b42d59c5217456b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "514b7dd1905e74f3c3db6f34ecc32f08517d528b50618e112b42d59c5217456b", kill_on_drop: false }`
[INFO] [stdout] 514b7dd1905e74f3c3db6f34ecc32f08517d528b50618e112b42d59c5217456b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6309e0e037bcf224f4452081e7dd551e1c6e8a504a01ce63275c3ff04e65cc64
[INFO] running `Command { std: "docker" "start" "-a" "6309e0e037bcf224f4452081e7dd551e1c6e8a504a01ce63275c3ff04e65cc64", kill_on_drop: false }`
[INFO] [stderr]    Compiling core v0.0.0 (/opt/rustwide/workdir/core)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `Command { std: "docker" "inspect" "6309e0e037bcf224f4452081e7dd551e1c6e8a504a01ce63275c3ff04e65cc64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6309e0e037bcf224f4452081e7dd551e1c6e8a504a01ce63275c3ff04e65cc64", kill_on_drop: false }`
[INFO] [stdout] 6309e0e037bcf224f4452081e7dd551e1c6e8a504a01ce63275c3ff04e65cc64
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e9b672c785b178bf1da6bdf922d6f842332faa30cd70fa7ebdbea73d60300b5e
[INFO] running `Command { std: "docker" "start" "-a" "e9b672c785b178bf1da6bdf922d6f842332faa30cd70fa7ebdbea73d60300b5e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling core v0.0.0 (/opt/rustwide/workdir/core)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3m 04s
[INFO] running `Command { std: "docker" "inspect" "e9b672c785b178bf1da6bdf922d6f842332faa30cd70fa7ebdbea73d60300b5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9b672c785b178bf1da6bdf922d6f842332faa30cd70fa7ebdbea73d60300b5e", kill_on_drop: false }`
[INFO] [stdout] e9b672c785b178bf1da6bdf922d6f842332faa30cd70fa7ebdbea73d60300b5e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5175d5af0805aa3bd0eaa831ba2933cc85dd15857c1c29bd84c9e01f146fe89e
[INFO] running `Command { std: "docker" "start" "-a" "5175d5af0805aa3bd0eaa831ba2933cc85dd15857c1c29bd84c9e01f146fe89e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 20.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/core-6428e29203392c33)
[INFO] [stdout] 
[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] [stderr]    Doc-tests core
[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" "5175d5af0805aa3bd0eaa831ba2933cc85dd15857c1c29bd84c9e01f146fe89e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5175d5af0805aa3bd0eaa831ba2933cc85dd15857c1c29bd84c9e01f146fe89e", kill_on_drop: false }`
[INFO] [stdout] 5175d5af0805aa3bd0eaa831ba2933cc85dd15857c1c29bd84c9e01f146fe89e