[INFO] fetching crate nanogrep 2.2.1...
[INFO] testing nanogrep-2.2.1 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate nanogrep 2.2.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate nanogrep 2.2.1 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nanogrep 2.2.1
[INFO] finished tweaking crates.io crate nanogrep 2.2.1
[INFO] tweaked toml for crates.io crate nanogrep 2.2.1 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate nanogrep 2.2.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded colored v2.0.0
[INFO] [stderr]   Downloaded libc v0.2.83
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9fe0aa0676af3a1f33a5d09611334d269212f6e2063066c3ab5388ce7405719a
[INFO] running `Command { std: "docker" "start" "-a" "9fe0aa0676af3a1f33a5d09611334d269212f6e2063066c3ab5388ce7405719a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9fe0aa0676af3a1f33a5d09611334d269212f6e2063066c3ab5388ce7405719a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9fe0aa0676af3a1f33a5d09611334d269212f6e2063066c3ab5388ce7405719a", kill_on_drop: false }`
[INFO] [stdout] 9fe0aa0676af3a1f33a5d09611334d269212f6e2063066c3ab5388ce7405719a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 120d29af72e2afbf84ac7b61aeef031e619158bfc53d258d1771c62e6e3f5ef9
[INFO] running `Command { std: "docker" "start" "-a" "120d29af72e2afbf84ac7b61aeef031e619158bfc53d258d1771c62e6e3f5ef9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.83
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling colored v2.0.0
[INFO] [stderr]    Compiling nanogrep v2.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.26s
[INFO] running `Command { std: "docker" "inspect" "120d29af72e2afbf84ac7b61aeef031e619158bfc53d258d1771c62e6e3f5ef9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "120d29af72e2afbf84ac7b61aeef031e619158bfc53d258d1771c62e6e3f5ef9", kill_on_drop: false }`
[INFO] [stdout] 120d29af72e2afbf84ac7b61aeef031e619158bfc53d258d1771c62e6e3f5ef9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d2b04a5fed487344cd8432345e132c42e8668b4347f3323ad3ac650bcce62a0c
[INFO] running `Command { std: "docker" "start" "-a" "d2b04a5fed487344cd8432345e132c42e8668b4347f3323ad3ac650bcce62a0c", kill_on_drop: false }`
[INFO] [stderr]    Compiling nanogrep v2.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "d2b04a5fed487344cd8432345e132c42e8668b4347f3323ad3ac650bcce62a0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2b04a5fed487344cd8432345e132c42e8668b4347f3323ad3ac650bcce62a0c", kill_on_drop: false }`
[INFO] [stdout] d2b04a5fed487344cd8432345e132c42e8668b4347f3323ad3ac650bcce62a0c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 558fd084edf977521c4359342c768850d5660a268d1c74ff0cf0e63dc40d5829
[INFO] running `Command { std: "docker" "start" "-a" "558fd084edf977521c4359342c768850d5660a268d1c74ff0cf0e63dc40d5829", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/nanogrep-0aba9598602052eb)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test::case_sensitive ... ok
[INFO] [stdout] test test::case_insensitive ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ng-9c8d08b7148fe92f)
[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] [stderr]    Doc-tests nanogrep
[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" "558fd084edf977521c4359342c768850d5660a268d1c74ff0cf0e63dc40d5829", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "558fd084edf977521c4359342c768850d5660a268d1c74ff0cf0e63dc40d5829", kill_on_drop: false }`
[INFO] [stdout] 558fd084edf977521c4359342c768850d5660a268d1c74ff0cf0e63dc40d5829