[INFO] fetching crate grep 0.2.8...
[INFO] testing grep-0.2.8 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate grep 0.2.8 into /workspace/builds/worker-106/source
[INFO] validating manifest of crates.io crate grep 0.2.8 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate grep 0.2.8
[INFO] finished tweaking crates.io crate grep 0.2.8
[INFO] tweaked toml for crates.io crate grep 0.2.8 written to /workspace/builds/worker-106/source/Cargo.toml
[INFO] crate crates.io crate grep 0.2.8 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c8b6b716153fc65c18f7df4e6c7bb76b8e3840ae3b05fbd68bf4e6c5c7b27a3d
[INFO] running `Command { std: "docker" "start" "-a" "c8b6b716153fc65c18f7df4e6c7bb76b8e3840ae3b05fbd68bf4e6c5c7b27a3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c8b6b716153fc65c18f7df4e6c7bb76b8e3840ae3b05fbd68bf4e6c5c7b27a3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8b6b716153fc65c18f7df4e6c7bb76b8e3840ae3b05fbd68bf4e6c5c7b27a3d", kill_on_drop: false }`
[INFO] [stdout] c8b6b716153fc65c18f7df4e6c7bb76b8e3840ae3b05fbd68bf4e6c5c7b27a3d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 139af08ac4834148aa06fdd5a3322fc14d65b3affc18b887147bdafb536b1ae7
[INFO] running `Command { std: "docker" "start" "-a" "139af08ac4834148aa06fdd5a3322fc14d65b3affc18b887147bdafb536b1ae7", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling encoding_rs v0.8.28
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling once_cell v1.7.2
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling bytecount v0.6.2
[INFO] [stderr]    Compiling thread_local v1.1.3
[INFO] [stderr]    Compiling bstr v0.2.16
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling grep-matcher v0.1.5
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling memmap2 v0.3.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling encoding_rs_io v0.1.7
[INFO] [stderr]    Compiling grep-searcher v0.1.8
[INFO] [stderr]    Compiling globset v0.4.7
[INFO] [stderr]    Compiling grep-regex v0.1.9
[INFO] [stderr]    Compiling grep-cli v0.1.6
[INFO] [stderr]    Compiling grep-printer v0.1.6
[INFO] [stderr]    Compiling grep v0.2.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.61s
[INFO] running `Command { std: "docker" "inspect" "139af08ac4834148aa06fdd5a3322fc14d65b3affc18b887147bdafb536b1ae7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "139af08ac4834148aa06fdd5a3322fc14d65b3affc18b887147bdafb536b1ae7", kill_on_drop: false }`
[INFO] [stdout] 139af08ac4834148aa06fdd5a3322fc14d65b3affc18b887147bdafb536b1ae7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2b173474f087b641e09c0b047ddf586da72b475045c813423bf22c9bc549f51c
[INFO] running `Command { std: "docker" "start" "-a" "2b173474f087b641e09c0b047ddf586da72b475045c813423bf22c9bc549f51c", kill_on_drop: false }`
[INFO] [stderr]    Compiling grep v0.2.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.91s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/grep-9089ffdee7b66a25)
[INFO] running `Command { std: "docker" "inspect" "2b173474f087b641e09c0b047ddf586da72b475045c813423bf22c9bc549f51c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b173474f087b641e09c0b047ddf586da72b475045c813423bf22c9bc549f51c", kill_on_drop: false }`
[INFO] [stdout] 2b173474f087b641e09c0b047ddf586da72b475045c813423bf22c9bc549f51c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5b551e8873b47421c5f1cc30108a0751012b9e3e6bd271d7eef6a4301234b2c4
[INFO] running `Command { std: "docker" "start" "-a" "5b551e8873b47421c5f1cc30108a0751012b9e3e6bd271d7eef6a4301234b2c4", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/grep-9089ffdee7b66a25)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests grep
[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] [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" "5b551e8873b47421c5f1cc30108a0751012b9e3e6bd271d7eef6a4301234b2c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b551e8873b47421c5f1cc30108a0751012b9e3e6bd271d7eef6a4301234b2c4", kill_on_drop: false }`
[INFO] [stdout] 5b551e8873b47421c5f1cc30108a0751012b9e3e6bd271d7eef6a4301234b2c4