[INFO] cloning repository https://github.com/Mega-Pan/rusty-hamming-ecc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Mega-Pan/rusty-hamming-ecc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMega-Pan%2Frusty-hamming-ecc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMega-Pan%2Frusty-hamming-ecc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5eaf8578d622cc708cf400d7ddc5bea9df3beca3
[INFO] testing Mega-Pan/rusty-hamming-ecc against 1.55.0 for beta-1.56-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMega-Pan%2Frusty-hamming-ecc" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Mega-Pan/rusty-hamming-ecc 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/Mega-Pan/rusty-hamming-ecc
[INFO] finished tweaking git repo https://github.com/Mega-Pan/rusty-hamming-ecc
[INFO] tweaked toml for git repo https://github.com/Mega-Pan/rusty-hamming-ecc written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/Mega-Pan/rusty-hamming-ecc 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-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] e1b0130bdf158b4346056976db4ebc16e49de3e0e56885de848b12c0847b7260
[INFO] running `Command { std: "docker" "start" "-a" "e1b0130bdf158b4346056976db4ebc16e49de3e0e56885de848b12c0847b7260", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e1b0130bdf158b4346056976db4ebc16e49de3e0e56885de848b12c0847b7260", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1b0130bdf158b4346056976db4ebc16e49de3e0e56885de848b12c0847b7260", kill_on_drop: false }`
[INFO] [stdout] e1b0130bdf158b4346056976db4ebc16e49de3e0e56885de848b12c0847b7260
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 2642c85e4b49d1fc09e2a1b93d2ae9c54e942f289ccf474852d43f815004249b
[INFO] running `Command { std: "docker" "start" "-a" "2642c85e4b49d1fc09e2a1b93d2ae9c54e942f289ccf474852d43f815004249b", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-bigint v0.3.0
[INFO] [stderr]    Compiling num-rational v0.3.0
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]    Compiling num-complex v0.3.0
[INFO] [stderr]    Compiling num v0.3.0
[INFO] [stderr]    Compiling hamming-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 59.80s
[INFO] running `Command { std: "docker" "inspect" "2642c85e4b49d1fc09e2a1b93d2ae9c54e942f289ccf474852d43f815004249b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2642c85e4b49d1fc09e2a1b93d2ae9c54e942f289ccf474852d43f815004249b", kill_on_drop: false }`
[INFO] [stdout] 2642c85e4b49d1fc09e2a1b93d2ae9c54e942f289ccf474852d43f815004249b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 16333d90b22cf1d005745eb4beca72c86042ff1293f3ddb8532de72c35333a76
[INFO] running `Command { std: "docker" "start" "-a" "16333d90b22cf1d005745eb4beca72c86042ff1293f3ddb8532de72c35333a76", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling hamming-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.42s
[INFO] running `Command { std: "docker" "inspect" "16333d90b22cf1d005745eb4beca72c86042ff1293f3ddb8532de72c35333a76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16333d90b22cf1d005745eb4beca72c86042ff1293f3ddb8532de72c35333a76", kill_on_drop: false }`
[INFO] [stdout] 16333d90b22cf1d005745eb4beca72c86042ff1293f3ddb8532de72c35333a76
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] f0813d616e732388c6fbfebb2af7281c986f83892220a6646e43e78a1c3e5b8f
[INFO] running `Command { std: "docker" "start" "-a" "f0813d616e732388c6fbfebb2af7281c986f83892220a6646e43e78a1c3e5b8f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.77s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/hamming_rust-94899cca644ccdb7)
[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] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/hamming_rust-e3deb8b680193158)
[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] [stderr]    Doc-tests hamming-rust
[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" "f0813d616e732388c6fbfebb2af7281c986f83892220a6646e43e78a1c3e5b8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0813d616e732388c6fbfebb2af7281c986f83892220a6646e43e78a1c3e5b8f", kill_on_drop: false }`
[INFO] [stdout] f0813d616e732388c6fbfebb2af7281c986f83892220a6646e43e78a1c3e5b8f