[INFO] cloning repository https://github.com/shelbyd/flock
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/shelbyd/flock" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshelbyd%2Fflock", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshelbyd%2Fflock'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] db3c1ad2500ad41acf6b142387645f392f5ac60b
[INFO] testing shelbyd/flock against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshelbyd%2Fflock" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/shelbyd/flock on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/shelbyd/flock
[INFO] finished tweaking git repo https://github.com/shelbyd/flock
[INFO] tweaked toml for git repo https://github.com/shelbyd/flock written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/shelbyd/flock already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 349d47117884d8233ebdadcb2c61b4368c2b9ee0d4ed3dc579e5935afdc21434
[INFO] running `Command { std: "docker" "start" "-a" "349d47117884d8233ebdadcb2c61b4368c2b9ee0d4ed3dc579e5935afdc21434", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "349d47117884d8233ebdadcb2c61b4368c2b9ee0d4ed3dc579e5935afdc21434", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "349d47117884d8233ebdadcb2c61b4368c2b9ee0d4ed3dc579e5935afdc21434", kill_on_drop: false }`
[INFO] [stdout] 349d47117884d8233ebdadcb2c61b4368c2b9ee0d4ed3dc579e5935afdc21434
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7afd910b891fd34d1cb61d5118197737e033f022090aecb5bdbc61b937907c42
[INFO] running `Command { std: "docker" "start" "-a" "7afd910b891fd34d1cb61d5118197737e033f022090aecb5bdbc61b937907c42", kill_on_drop: false }`
[INFO] [stderr]    Compiling flock v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "7afd910b891fd34d1cb61d5118197737e033f022090aecb5bdbc61b937907c42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7afd910b891fd34d1cb61d5118197737e033f022090aecb5bdbc61b937907c42", kill_on_drop: false }`
[INFO] [stdout] 7afd910b891fd34d1cb61d5118197737e033f022090aecb5bdbc61b937907c42
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b0b5c33ae258a4394b9ec2d3c86db3c79d8b57f221f1783b8ce65bb93742912b
[INFO] running `Command { std: "docker" "start" "-a" "b0b5c33ae258a4394b9ec2d3c86db3c79d8b57f221f1783b8ce65bb93742912b", kill_on_drop: false }`
[INFO] [stderr]    Compiling flock v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "b0b5c33ae258a4394b9ec2d3c86db3c79d8b57f221f1783b8ce65bb93742912b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0b5c33ae258a4394b9ec2d3c86db3c79d8b57f221f1783b8ce65bb93742912b", kill_on_drop: false }`
[INFO] [stdout] b0b5c33ae258a4394b9ec2d3c86db3c79d8b57f221f1783b8ce65bb93742912b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] eda43cb60d80c250bf4a32da49d7150d1ba6a5c8a8ead3a10c85223c779087d7
[INFO] running `Command { std: "docker" "start" "-a" "eda43cb60d80c250bf4a32da49d7150d1ba6a5c8a8ead3a10c85223c779087d7", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/flock-9d48b078af245f0a)
[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" "eda43cb60d80c250bf4a32da49d7150d1ba6a5c8a8ead3a10c85223c779087d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eda43cb60d80c250bf4a32da49d7150d1ba6a5c8a8ead3a10c85223c779087d7", kill_on_drop: false }`
[INFO] [stdout] eda43cb60d80c250bf4a32da49d7150d1ba6a5c8a8ead3a10c85223c779087d7