[INFO] cloning repository https://github.com/mattdeboard/prepend_line
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mattdeboard/prepend_line" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmattdeboard%2Fprepend_line", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmattdeboard%2Fprepend_line'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ab204bf574a435b3352e29e93083693133d31579
[INFO] testing mattdeboard/prepend_line against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmattdeboard%2Fprepend_line" "/workspace/builds/worker-70/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-70/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mattdeboard/prepend_line 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/mattdeboard/prepend_line
[INFO] finished tweaking git repo https://github.com/mattdeboard/prepend_line
[INFO] tweaked toml for git repo https://github.com/mattdeboard/prepend_line written to /workspace/builds/worker-70/source/Cargo.toml
[INFO] crate git repo https://github.com/mattdeboard/prepend_line 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-70/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/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] 73df83ada5a7a5eda4306ab39684a9b0c6691a1247901d788b4a8f5a3928671c
[INFO] running `Command { std: "docker" "start" "-a" "73df83ada5a7a5eda4306ab39684a9b0c6691a1247901d788b4a8f5a3928671c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "73df83ada5a7a5eda4306ab39684a9b0c6691a1247901d788b4a8f5a3928671c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73df83ada5a7a5eda4306ab39684a9b0c6691a1247901d788b4a8f5a3928671c", kill_on_drop: false }`
[INFO] [stdout] 73df83ada5a7a5eda4306ab39684a9b0c6691a1247901d788b4a8f5a3928671c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/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] 64be361a27e7d541e7b9abef007e541205ec80e338abef80b0b4e8ef72ce0edb
[INFO] running `Command { std: "docker" "start" "-a" "64be361a27e7d541e7b9abef007e541205ec80e338abef80b0b4e8ef72ce0edb", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.43
[INFO] [stderr]    Compiling version_check v0.1.4
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling regex v1.0.2
[INFO] [stderr]    Compiling ucd-util v0.1.1
[INFO] [stderr]    Compiling utf8-ranges v1.0.0
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling regex-syntax v0.6.2
[INFO] [stderr]    Compiling rand v0.4.2
[INFO] [stderr]    Compiling memchr v2.0.1
[INFO] [stderr]    Compiling rand v0.3.22
[INFO] [stderr]    Compiling aho-corasick v0.6.6
[INFO] [stderr]    Compiling lazy_static v1.1.0
[INFO] [stderr]    Compiling uuid v0.1.18
[INFO] [stderr]    Compiling thread_local v0.3.5
[INFO] [stderr]    Compiling mktemp v0.3.1
[INFO] [stderr]    Compiling prepend_line v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4m 29s
[INFO] running `Command { std: "docker" "inspect" "64be361a27e7d541e7b9abef007e541205ec80e338abef80b0b4e8ef72ce0edb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64be361a27e7d541e7b9abef007e541205ec80e338abef80b0b4e8ef72ce0edb", kill_on_drop: false }`
[INFO] [stdout] 64be361a27e7d541e7b9abef007e541205ec80e338abef80b0b4e8ef72ce0edb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/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] 35117713354e6ac32f0bea996798c335ed9cd2a4fffa9c7c8c2aa367bc5e9bb5
[INFO] running `Command { std: "docker" "start" "-a" "35117713354e6ac32f0bea996798c335ed9cd2a4fffa9c7c8c2aa367bc5e9bb5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling prepend_line v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 6.23s
[INFO] running `Command { std: "docker" "inspect" "35117713354e6ac32f0bea996798c335ed9cd2a4fffa9c7c8c2aa367bc5e9bb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35117713354e6ac32f0bea996798c335ed9cd2a4fffa9c7c8c2aa367bc5e9bb5", kill_on_drop: false }`
[INFO] [stdout] 35117713354e6ac32f0bea996798c335ed9cd2a4fffa9c7c8c2aa367bc5e9bb5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/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] 3480d69478de8a183dfe9bdcc2c95d9fa5f38b0d2ba6e6ae218e6e7b904e918e
[INFO] running `Command { std: "docker" "start" "-a" "3480d69478de8a183dfe9bdcc2c95d9fa5f38b0d2ba6e6ae218e6e7b904e918e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/prepend_line-f12600e84bbdb916)
[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" "3480d69478de8a183dfe9bdcc2c95d9fa5f38b0d2ba6e6ae218e6e7b904e918e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3480d69478de8a183dfe9bdcc2c95d9fa5f38b0d2ba6e6ae218e6e7b904e918e", kill_on_drop: false }`
[INFO] [stdout] 3480d69478de8a183dfe9bdcc2c95d9fa5f38b0d2ba6e6ae218e6e7b904e918e