[INFO] fetching crate rustgrep 0.1.0...
[INFO] testing rustgrep-0.1.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate rustgrep 0.1.0 into /workspace/builds/worker-26/source
[INFO] validating manifest of crates.io crate rustgrep 0.1.0 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 rustgrep 0.1.0
[INFO] finished tweaking crates.io crate rustgrep 0.1.0
[INFO] tweaked toml for crates.io crate rustgrep 0.1.0 written to /workspace/builds/worker-26/source/Cargo.toml
[INFO] crate crates.io crate rustgrep 0.1.0 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-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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] 066c52e1ece75151f35fa9ffeb5a92eac30225d75da9c56d0210003f46516e23
[INFO] running `Command { std: "docker" "start" "-a" "066c52e1ece75151f35fa9ffeb5a92eac30225d75da9c56d0210003f46516e23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "066c52e1ece75151f35fa9ffeb5a92eac30225d75da9c56d0210003f46516e23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "066c52e1ece75151f35fa9ffeb5a92eac30225d75da9c56d0210003f46516e23", kill_on_drop: false }`
[INFO] [stdout] 066c52e1ece75151f35fa9ffeb5a92eac30225d75da9c56d0210003f46516e23
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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] a9f2285aa02a06818e92ee2498aa80a1052f2f25e7e30f52021397d8e41acb47
[INFO] running `Command { std: "docker" "start" "-a" "a9f2285aa02a06818e92ee2498aa80a1052f2f25e7e30f52021397d8e41acb47", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling libc v0.2.105
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]    Compiling structopt v0.3.25
[INFO] [stderr]    Compiling rustgrep v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.17s
[INFO] running `Command { std: "docker" "inspect" "a9f2285aa02a06818e92ee2498aa80a1052f2f25e7e30f52021397d8e41acb47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9f2285aa02a06818e92ee2498aa80a1052f2f25e7e30f52021397d8e41acb47", kill_on_drop: false }`
[INFO] [stdout] a9f2285aa02a06818e92ee2498aa80a1052f2f25e7e30f52021397d8e41acb47
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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] 25af123dcf599a681a0737ec5484b4f7facab33ce11108d3fad0cf133a28f329
[INFO] running `Command { std: "docker" "start" "-a" "25af123dcf599a681a0737ec5484b4f7facab33ce11108d3fad0cf133a28f329", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_json v1.0.68
[INFO] [stderr]    Compiling predicates-core v1.0.2
[INFO] [stderr]    Compiling escargot v0.3.1
[INFO] [stderr]    Compiling normalize-line-endings v0.3.0
[INFO] [stderr]    Compiling difference v2.0.0
[INFO] [stderr]    Compiling termtree v0.2.3
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling float-cmp v0.8.0
[INFO] [stderr]    Compiling predicates-tree v1.0.4
[INFO] [stderr]    Compiling predicates v1.0.8
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling assert_cmd v0.10.2
[INFO] [stderr]    Compiling rustgrep v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 10.94s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/rustgrep-7c14bcff2bd0068d)
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/rustgrep-cc37e67385411d6e)
[INFO] [stderr]   Executable tests/cli.rs (/opt/rustwide/target/debug/deps/cli-b8434f86d08857bf)
[INFO] running `Command { std: "docker" "inspect" "25af123dcf599a681a0737ec5484b4f7facab33ce11108d3fad0cf133a28f329", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25af123dcf599a681a0737ec5484b4f7facab33ce11108d3fad0cf133a28f329", kill_on_drop: false }`
[INFO] [stdout] 25af123dcf599a681a0737ec5484b4f7facab33ce11108d3fad0cf133a28f329
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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] e74ae25169622bcb88e0a1dc9993c3cd86e33172f29c427c9531b8d8248803eb
[INFO] running `Command { std: "docker" "start" "-a" "e74ae25169622bcb88e0a1dc9993c3cd86e33172f29c427c9531b8d8248803eb", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rustgrep-7c14bcff2bd0068d)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test should_find_case_insensitive_matches ... ok
[INFO] [stdout] test should_find_zero_matches ... ok
[INFO] [stdout] test should_find_matches ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rustgrep-cc37e67385411d6e)
[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]      Running tests/cli.rs (/opt/rustwide/target/debug/deps/cli-b8434f86d08857bf)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test find_content_in_file ... ok
[INFO] [stdout] test file_doesnt_exist ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 13.84s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rustgrep
[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" "e74ae25169622bcb88e0a1dc9993c3cd86e33172f29c427c9531b8d8248803eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e74ae25169622bcb88e0a1dc9993c3cd86e33172f29c427c9531b8d8248803eb", kill_on_drop: false }`
[INFO] [stdout] e74ae25169622bcb88e0a1dc9993c3cd86e33172f29c427c9531b8d8248803eb