[INFO] cloning repository https://github.com/Hirevo/hashcode-2019
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Hirevo/hashcode-2019" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHirevo%2Fhashcode-2019", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHirevo%2Fhashcode-2019'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3ac0b5d621b4e3d130a2e6a2ce35bcc1eddb54fe
[INFO] testing Hirevo/hashcode-2019 against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHirevo%2Fhashcode-2019" "/workspace/builds/worker-51/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-51/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Hirevo/hashcode-2019 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/Hirevo/hashcode-2019
[INFO] finished tweaking git repo https://github.com/Hirevo/hashcode-2019
[INFO] tweaked toml for git repo https://github.com/Hirevo/hashcode-2019 written to /workspace/builds/worker-51/source/Cargo.toml
[INFO] crate git repo https://github.com/Hirevo/hashcode-2019 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-51/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/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] 67f4f33221938fa54ae0aa1c11d7bb3779b08cdd2f0ccd3372e41e7900611a4f
[INFO] running `Command { std: "docker" "start" "-a" "67f4f33221938fa54ae0aa1c11d7bb3779b08cdd2f0ccd3372e41e7900611a4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "67f4f33221938fa54ae0aa1c11d7bb3779b08cdd2f0ccd3372e41e7900611a4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67f4f33221938fa54ae0aa1c11d7bb3779b08cdd2f0ccd3372e41e7900611a4f", kill_on_drop: false }`
[INFO] [stdout] 67f4f33221938fa54ae0aa1c11d7bb3779b08cdd2f0ccd3372e41e7900611a4f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/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] 250bf8140dafdf735b9d051da575cbb8ced41b2a354e3b2c72bdcfa0ac37a761
[INFO] running `Command { std: "docker" "start" "-a" "250bf8140dafdf735b9d051da575cbb8ced41b2a354e3b2c72bdcfa0ac37a761", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v0.4.27
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling libc v0.2.49
[INFO] [stderr]    Compiling serde v1.0.88
[INFO] [stderr]    Compiling ucd-util v0.1.3
[INFO] [stderr]    Compiling regex v1.1.2
[INFO] [stderr]    Compiling either v1.5.1
[INFO] [stderr]    Compiling rand_jitter v0.1.3
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling itertools v0.8.0
[INFO] [stderr]    Compiling regex-syntax v0.6.5
[INFO] [stderr]    Compiling aho-corasick v0.6.10
[INFO] [stderr]    Compiling quote v0.6.11
[INFO] [stderr]    Compiling rand_os v0.1.2
[INFO] [stderr]    Compiling syn v0.15.26
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling serde_derive v1.0.88
[INFO] [stderr]    Compiling hash-code v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.49s
[INFO] running `Command { std: "docker" "inspect" "250bf8140dafdf735b9d051da575cbb8ced41b2a354e3b2c72bdcfa0ac37a761", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "250bf8140dafdf735b9d051da575cbb8ced41b2a354e3b2c72bdcfa0ac37a761", kill_on_drop: false }`
[INFO] [stdout] 250bf8140dafdf735b9d051da575cbb8ced41b2a354e3b2c72bdcfa0ac37a761
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/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] 3c9bd2c8eb86ab776b7406d13dd1cad9f1dbadf85b8c20fdef0dd7ffc1cbe9f0
[INFO] running `Command { std: "docker" "start" "-a" "3c9bd2c8eb86ab776b7406d13dd1cad9f1dbadf85b8c20fdef0dd7ffc1cbe9f0", kill_on_drop: false }`
[INFO] [stderr]    Compiling hash-code v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.06s
[INFO] running `Command { std: "docker" "inspect" "3c9bd2c8eb86ab776b7406d13dd1cad9f1dbadf85b8c20fdef0dd7ffc1cbe9f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c9bd2c8eb86ab776b7406d13dd1cad9f1dbadf85b8c20fdef0dd7ffc1cbe9f0", kill_on_drop: false }`
[INFO] [stdout] 3c9bd2c8eb86ab776b7406d13dd1cad9f1dbadf85b8c20fdef0dd7ffc1cbe9f0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/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] 2843fe556cacf4dc35674e3089e5ba6b9e66f4d571da76b0f99b12c1f510bcaf
[INFO] running `Command { std: "docker" "start" "-a" "2843fe556cacf4dc35674e3089e5ba6b9e66f4d571da76b0f99b12c1f510bcaf", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/hash_code-a1390c54432e2dfe)
[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" "2843fe556cacf4dc35674e3089e5ba6b9e66f4d571da76b0f99b12c1f510bcaf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2843fe556cacf4dc35674e3089e5ba6b9e66f4d571da76b0f99b12c1f510bcaf", kill_on_drop: false }`
[INFO] [stdout] 2843fe556cacf4dc35674e3089e5ba6b9e66f4d571da76b0f99b12c1f510bcaf