[INFO] fetching crate grep 0.4.1...
[INFO] testing grep-0.4.1 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1
[INFO] extracting crate grep 0.4.1 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate grep 0.4.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate grep 0.4.1
[INFO] tweaked toml for crates.io crate grep 0.4.1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate grep 0.4.1 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate grep 0.4.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 250a503d922fe18b6962311bec8d0b0ff833773d03d34db78373c0312fba7ac7
[INFO] running `Command { std: "docker" "start" "-a" "250a503d922fe18b6962311bec8d0b0ff833773d03d34db78373c0312fba7ac7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "250a503d922fe18b6962311bec8d0b0ff833773d03d34db78373c0312fba7ac7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "250a503d922fe18b6962311bec8d0b0ff833773d03d34db78373c0312fba7ac7", kill_on_drop: false }`
[INFO] [stdout] 250a503d922fe18b6962311bec8d0b0ff833773d03d34db78373c0312fba7ac7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9d329782d96bb6528dafa5d4c30ae864da76646c5eb53bbb984f93b5113a370e
[INFO] running `Command { std: "docker" "start" "-a" "9d329782d96bb6528dafa5d4c30ae864da76646c5eb53bbb984f93b5113a370e", kill_on_drop: false }`
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling log v0.4.28
[INFO] [stderr]    Compiling grep-matcher v0.1.8
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling encoding_rs_io v0.1.7
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling memmap2 v0.9.9
[INFO] [stderr]    Compiling bstr v1.12.0
[INFO] [stderr]    Compiling globset v0.4.18
[INFO] [stderr]    Compiling grep-searcher v0.1.16
[INFO] [stderr]    Compiling grep-regex v0.1.14
[INFO] [stderr]    Compiling grep-cli v0.1.12
[INFO] [stderr]    Compiling grep-printer v0.3.1
[INFO] [stderr]    Compiling grep v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.48s
[INFO] running `Command { std: "docker" "inspect" "9d329782d96bb6528dafa5d4c30ae864da76646c5eb53bbb984f93b5113a370e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d329782d96bb6528dafa5d4c30ae864da76646c5eb53bbb984f93b5113a370e", kill_on_drop: false }`
[INFO] [stdout] 9d329782d96bb6528dafa5d4c30ae864da76646c5eb53bbb984f93b5113a370e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aed12eb61961df93c250134675993b5f9d8e937a0284e5940ecb0640299842b7
[INFO] running `Command { std: "docker" "start" "-a" "aed12eb61961df93c250134675993b5f9d8e937a0284e5940ecb0640299842b7", kill_on_drop: false }`
[INFO] [stderr]    Compiling grep v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.39s
[INFO] running `Command { std: "docker" "inspect" "aed12eb61961df93c250134675993b5f9d8e937a0284e5940ecb0640299842b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aed12eb61961df93c250134675993b5f9d8e937a0284e5940ecb0640299842b7", kill_on_drop: false }`
[INFO] [stdout] aed12eb61961df93c250134675993b5f9d8e937a0284e5940ecb0640299842b7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] bbd8de425ca9fb7931b171526ad7faebd73a8f93841974fc3561f578155b1aac
[INFO] running `Command { std: "docker" "start" "-a" "bbd8de425ca9fb7931b171526ad7faebd73a8f93841974fc3561f578155b1aac", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/grep-b302e1f9fabec5fa)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests grep
[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" "bbd8de425ca9fb7931b171526ad7faebd73a8f93841974fc3561f578155b1aac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bbd8de425ca9fb7931b171526ad7faebd73a8f93841974fc3561f578155b1aac", kill_on_drop: false }`
[INFO] [stdout] bbd8de425ca9fb7931b171526ad7faebd73a8f93841974fc3561f578155b1aac