[INFO] fetching crate grep 0.2.7...
[INFO] testing grep-0.2.7 against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] extracting crate grep 0.2.7 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate grep 0.2.7 on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate grep 0.2.7
[INFO] finished tweaking crates.io crate grep 0.2.7
[INFO] tweaked toml for crates.io crate grep 0.2.7 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate grep 0.2.7 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded globset v0.4.5
[INFO] [stderr]   Downloaded grep-cli v0.1.5
[INFO] [stderr]   Downloaded proc-macro2 v1.0.17
[INFO] [stderr]   Downloaded quote v1.0.6
[INFO] [stderr]   Downloaded grep-pcre2 v0.1.4
[INFO] [stderr]   Downloaded grep-printer v0.1.5
[INFO] [stderr]   Downloaded serde_json v1.0.53
[INFO] [stderr]   Downloaded syn v1.0.27
[INFO] [stderr]   Downloaded pcre2-sys v0.2.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 736e31267e4b698cfbf4f683d35fbf72e59125d30a10bd3bfed283efd9d7f032
[INFO] running `Command { std: "docker" "start" "-a" "736e31267e4b698cfbf4f683d35fbf72e59125d30a10bd3bfed283efd9d7f032", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "736e31267e4b698cfbf4f683d35fbf72e59125d30a10bd3bfed283efd9d7f032", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "736e31267e4b698cfbf4f683d35fbf72e59125d30a10bd3bfed283efd9d7f032", kill_on_drop: false }`
[INFO] [stdout] 736e31267e4b698cfbf4f683d35fbf72e59125d30a10bd3bfed283efd9d7f032
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6763f02a77f1d4f52659e84b7b51f76252237a0514a39d3d18ed8cec0db15017
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6763f02a77f1d4f52659e84b7b51f76252237a0514a39d3d18ed8cec0db15017", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling proc-macro2 v1.0.17
[INFO] [stderr]    Compiling syn v1.0.27
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]    Compiling serde v1.0.110
[INFO] [stderr]    Compiling itoa v0.4.5
[INFO] [stderr]    Compiling bytecount v0.6.0
[INFO] [stderr]    Compiling base64 v0.12.1
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling encoding_rs v0.8.23
[INFO] [stderr]    Compiling grep-matcher v0.1.4
[INFO] [stderr]    Compiling bstr v0.2.13
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]    Compiling encoding_rs_io v0.1.7
[INFO] [stderr]    Compiling grep-searcher v0.1.7
[INFO] [stderr]    Compiling regex v1.3.9
[INFO] [stderr]    Compiling globset v0.4.5
[INFO] [stderr]    Compiling grep-regex v0.1.8
[INFO] [stderr]    Compiling serde_json v1.0.53
[INFO] [stderr]    Compiling serde_derive v1.0.110
[INFO] [stderr]    Compiling grep-cli v0.1.5
[INFO] [stderr]    Compiling grep-printer v0.1.5
[INFO] [stderr]    Compiling grep v0.2.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 42.04s
[INFO] running `Command { std: "docker" "inspect" "6763f02a77f1d4f52659e84b7b51f76252237a0514a39d3d18ed8cec0db15017", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6763f02a77f1d4f52659e84b7b51f76252237a0514a39d3d18ed8cec0db15017", kill_on_drop: false }`
[INFO] [stdout] 6763f02a77f1d4f52659e84b7b51f76252237a0514a39d3d18ed8cec0db15017
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3c65bbe1745376cffae53c622a7f7642dc9cc0445471a5e8b5b782ceb02facc8
[INFO] running `Command { std: "docker" "start" "-a" "3c65bbe1745376cffae53c622a7f7642dc9cc0445471a5e8b5b782ceb02facc8", kill_on_drop: false }`
[INFO] [stderr]    Compiling walkdir v2.3.1
[INFO] [stderr]    Compiling grep v0.2.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.74s
[INFO] running `Command { std: "docker" "inspect" "3c65bbe1745376cffae53c622a7f7642dc9cc0445471a5e8b5b782ceb02facc8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c65bbe1745376cffae53c622a7f7642dc9cc0445471a5e8b5b782ceb02facc8", kill_on_drop: false }`
[INFO] [stdout] 3c65bbe1745376cffae53c622a7f7642dc9cc0445471a5e8b5b782ceb02facc8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2f7f08954caec00d91d8b34c1657b91ef52743470378ae58cdf7e495bfcc2ace
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "2f7f08954caec00d91d8b34c1657b91ef52743470378ae58cdf7e495bfcc2ace", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/grep-965542e2c5a2d390)
[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" "2f7f08954caec00d91d8b34c1657b91ef52743470378ae58cdf7e495bfcc2ace", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f7f08954caec00d91d8b34c1657b91ef52743470378ae58cdf7e495bfcc2ace", kill_on_drop: false }`
[INFO] [stdout] 2f7f08954caec00d91d8b34c1657b91ef52743470378ae58cdf7e495bfcc2ace