[INFO] fetching crate grep 0.4.1...
[INFO] testing grep-0.4.1 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate grep 0.4.1 into /workspace/builds/worker-0-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-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate grep 0.4.1 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ae634fb216371b28d8ead8ee9e9a78ba8129aec7dc6a5b7069738c3f46760903
[INFO] running `Command { std: "docker" "start" "-a" "ae634fb216371b28d8ead8ee9e9a78ba8129aec7dc6a5b7069738c3f46760903", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ae634fb216371b28d8ead8ee9e9a78ba8129aec7dc6a5b7069738c3f46760903", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae634fb216371b28d8ead8ee9e9a78ba8129aec7dc6a5b7069738c3f46760903", kill_on_drop: false }`
[INFO] [stdout] ae634fb216371b28d8ead8ee9e9a78ba8129aec7dc6a5b7069738c3f46760903
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d575d617a28e199a5f30eabc9e7de56dc96c7e0a02e3ff28dd57feca8bef3b47
[INFO] running `Command { std: "docker" "start" "-a" "d575d617a28e199a5f30eabc9e7de56dc96c7e0a02e3ff28dd57feca8bef3b47", kill_on_drop: false }`
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling grep-matcher v0.1.8
[INFO] [stderr]    Compiling termcolor v1.4.1
[INFO] [stderr]    Compiling encoding_rs_io v0.1.7
[INFO] [stderr]    Compiling memmap2 v0.9.9
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling bstr v1.12.0
[INFO] [stderr]    Compiling grep-searcher v0.1.16
[INFO] [stderr]    Compiling globset v0.4.18
[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 12.73s
[INFO] running `Command { std: "docker" "inspect" "d575d617a28e199a5f30eabc9e7de56dc96c7e0a02e3ff28dd57feca8bef3b47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d575d617a28e199a5f30eabc9e7de56dc96c7e0a02e3ff28dd57feca8bef3b47", kill_on_drop: false }`
[INFO] [stdout] d575d617a28e199a5f30eabc9e7de56dc96c7e0a02e3ff28dd57feca8bef3b47
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 64f86a8d3fee94900871592a94ed2c2c654b0ff00eca8ef9cd3eb55c7d54a540
[INFO] running `Command { std: "docker" "start" "-a" "64f86a8d3fee94900871592a94ed2c2c654b0ff00eca8ef9cd3eb55c7d54a540", kill_on_drop: false }`
[INFO] [stderr]    Compiling walkdir v2.5.0
[INFO] [stderr]    Compiling grep v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.73s
[INFO] running `Command { std: "docker" "inspect" "64f86a8d3fee94900871592a94ed2c2c654b0ff00eca8ef9cd3eb55c7d54a540", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64f86a8d3fee94900871592a94ed2c2c654b0ff00eca8ef9cd3eb55c7d54a540", kill_on_drop: false }`
[INFO] [stdout] 64f86a8d3fee94900871592a94ed2c2c654b0ff00eca8ef9cd3eb55c7d54a540
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8e74290b31dec138d3e6198c4f726864498c8581186256ae71591aa53305748d
[INFO] running `Command { std: "docker" "start" "-a" "8e74290b31dec138d3e6198c4f726864498c8581186256ae71591aa53305748d", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/grep-b62a20575f2b7997)
[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] [stderr]    Doc-tests grep
[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" "8e74290b31dec138d3e6198c4f726864498c8581186256ae71591aa53305748d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e74290b31dec138d3e6198c4f726864498c8581186256ae71591aa53305748d", kill_on_drop: false }`
[INFO] [stdout] 8e74290b31dec138d3e6198c4f726864498c8581186256ae71591aa53305748d