[INFO] cloning repository https://github.com/matthajec/hangman
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/matthajec/hangman" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatthajec%2Fhangman", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatthajec%2Fhangman'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dc2531052519e2b31c4b53272dc65fb361f785fc
[INFO] testing matthajec/hangman against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatthajec%2Fhangman" "/workspace/builds/worker-28/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-28/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/matthajec/hangman on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/matthajec/hangman
[INFO] finished tweaking git repo https://github.com/matthajec/hangman
[INFO] tweaked toml for git repo https://github.com/matthajec/hangman written to /workspace/builds/worker-28/source/Cargo.toml
[INFO] crate git repo https://github.com/matthajec/hangman already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2472da27d0740ac21b2be7ca62cc243e539be3156abd80d0630be8dee16f872e
[INFO] running `Command { std: "docker" "start" "-a" "2472da27d0740ac21b2be7ca62cc243e539be3156abd80d0630be8dee16f872e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2472da27d0740ac21b2be7ca62cc243e539be3156abd80d0630be8dee16f872e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2472da27d0740ac21b2be7ca62cc243e539be3156abd80d0630be8dee16f872e", kill_on_drop: false }`
[INFO] [stdout] 2472da27d0740ac21b2be7ca62cc243e539be3156abd80d0630be8dee16f872e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 717264bdb20eb3d354a58b6d2709e3e44cb4b96def07f0b205a9a300ea926bbe
[INFO] running `Command { std: "docker" "start" "-a" "717264bdb20eb3d354a58b6d2709e3e44cb4b96def07f0b205a9a300ea926bbe", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust-hangman v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.85s
[INFO] running `Command { std: "docker" "inspect" "717264bdb20eb3d354a58b6d2709e3e44cb4b96def07f0b205a9a300ea926bbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "717264bdb20eb3d354a58b6d2709e3e44cb4b96def07f0b205a9a300ea926bbe", kill_on_drop: false }`
[INFO] [stdout] 717264bdb20eb3d354a58b6d2709e3e44cb4b96def07f0b205a9a300ea926bbe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1d22beabc04b9bac1c631c98bfd593c57ca503dd8c6afe9e5e2744d0a43f2892
[INFO] running `Command { std: "docker" "start" "-a" "1d22beabc04b9bac1c631c98bfd593c57ca503dd8c6afe9e5e2744d0a43f2892", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-hangman v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `Command { std: "docker" "inspect" "1d22beabc04b9bac1c631c98bfd593c57ca503dd8c6afe9e5e2744d0a43f2892", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d22beabc04b9bac1c631c98bfd593c57ca503dd8c6afe9e5e2744d0a43f2892", kill_on_drop: false }`
[INFO] [stdout] 1d22beabc04b9bac1c631c98bfd593c57ca503dd8c6afe9e5e2744d0a43f2892
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 088c44ffa4803815811eba8bb6ae23bdc2b085515011fc3aa3aa0e60369ae2e2
[INFO] running `Command { std: "docker" "start" "-a" "088c44ffa4803815811eba8bb6ae23bdc2b085515011fc3aa3aa0e60369ae2e2", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.52s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_hangman-60e81655b621d83c)
[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" "088c44ffa4803815811eba8bb6ae23bdc2b085515011fc3aa3aa0e60369ae2e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "088c44ffa4803815811eba8bb6ae23bdc2b085515011fc3aa3aa0e60369ae2e2", kill_on_drop: false }`
[INFO] [stdout] 088c44ffa4803815811eba8bb6ae23bdc2b085515011fc3aa3aa0e60369ae2e2