[INFO] cloning repository https://github.com/richardpringle/rust-grep
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/richardpringle/rust-grep" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frichardpringle%2Frust-grep", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frichardpringle%2Frust-grep'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e8e7059f3be2762fae81e4b2192e2ea17eb3f26c
[INFO] testing richardpringle/rust-grep against beta-2022-02-22 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frichardpringle%2Frust-grep" "/workspace/builds/worker-71/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-71/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/richardpringle/rust-grep on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/richardpringle/rust-grep
[INFO] finished tweaking git repo https://github.com/richardpringle/rust-grep
[INFO] tweaked toml for git repo https://github.com/richardpringle/rust-grep written to /workspace/builds/worker-71/source/Cargo.toml
[INFO] crate git repo https://github.com/richardpringle/rust-grep already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1c7b060e2dc323d27674461928e6d27d60a58a1e11184429736dbbcef15fb9a4
[INFO] running `Command { std: "docker" "start" "-a" "1c7b060e2dc323d27674461928e6d27d60a58a1e11184429736dbbcef15fb9a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1c7b060e2dc323d27674461928e6d27d60a58a1e11184429736dbbcef15fb9a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c7b060e2dc323d27674461928e6d27d60a58a1e11184429736dbbcef15fb9a4", kill_on_drop: false }`
[INFO] [stdout] 1c7b060e2dc323d27674461928e6d27d60a58a1e11184429736dbbcef15fb9a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c06d7639cb8631c1fe5f37622fed9c02a9e9306ed8672aab520149483444f153
[INFO] running `Command { std: "docker" "start" "-a" "c06d7639cb8631c1fe5f37622fed9c02a9e9306ed8672aab520149483444f153", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-grep v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.87s
[INFO] running `Command { std: "docker" "inspect" "c06d7639cb8631c1fe5f37622fed9c02a9e9306ed8672aab520149483444f153", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c06d7639cb8631c1fe5f37622fed9c02a9e9306ed8672aab520149483444f153", kill_on_drop: false }`
[INFO] [stdout] c06d7639cb8631c1fe5f37622fed9c02a9e9306ed8672aab520149483444f153
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bcd74f2e98ede36f3919058b3fe98b3b64642a66c1ca74f228c025e94a7783cf
[INFO] running `Command { std: "docker" "start" "-a" "bcd74f2e98ede36f3919058b3fe98b3b64642a66c1ca74f228c025e94a7783cf", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-grep v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `Command { std: "docker" "inspect" "bcd74f2e98ede36f3919058b3fe98b3b64642a66c1ca74f228c025e94a7783cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bcd74f2e98ede36f3919058b3fe98b3b64642a66c1ca74f228c025e94a7783cf", kill_on_drop: false }`
[INFO] [stdout] bcd74f2e98ede36f3919058b3fe98b3b64642a66c1ca74f228c025e94a7783cf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] df53ecb3728bd70d2384ad958eaddc9ed42724f3edd69870995335c358cc38c1
[INFO] running `Command { std: "docker" "start" "-a" "df53ecb3728bd70d2384ad958eaddc9ed42724f3edd69870995335c358cc38c1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 16.45s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_grep-537f8c047bd3a02c)
[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" "df53ecb3728bd70d2384ad958eaddc9ed42724f3edd69870995335c358cc38c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df53ecb3728bd70d2384ad958eaddc9ed42724f3edd69870995335c358cc38c1", kill_on_drop: false }`
[INFO] [stdout] df53ecb3728bd70d2384ad958eaddc9ed42724f3edd69870995335c358cc38c1