[INFO] fetching crate practicegrep 0.1.0...
[INFO] testing practicegrep-0.1.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate practicegrep 0.1.0 into /workspace/builds/worker-69/source
[INFO] validating manifest of crates.io crate practicegrep 0.1.0 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate practicegrep 0.1.0
[INFO] finished tweaking crates.io crate practicegrep 0.1.0
[INFO] tweaked toml for crates.io crate practicegrep 0.1.0 written to /workspace/builds/worker-69/source/Cargo.toml
[INFO] crate crates.io crate practicegrep 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/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" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 00d2858784e3c4b4a5acaa5e3e71682dde712fa31b934d34c3ddb94152352710
[INFO] running `Command { std: "docker" "start" "-a" "00d2858784e3c4b4a5acaa5e3e71682dde712fa31b934d34c3ddb94152352710", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "00d2858784e3c4b4a5acaa5e3e71682dde712fa31b934d34c3ddb94152352710", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00d2858784e3c4b4a5acaa5e3e71682dde712fa31b934d34c3ddb94152352710", kill_on_drop: false }`
[INFO] [stdout] 00d2858784e3c4b4a5acaa5e3e71682dde712fa31b934d34c3ddb94152352710
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/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" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7d05578416f981b801f6f5f2f3dfc2f62008fe536a5f22f4b1f143d1ff0c0e0c
[INFO] running `Command { std: "docker" "start" "-a" "7d05578416f981b801f6f5f2f3dfc2f62008fe536a5f22f4b1f143d1ff0c0e0c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling practicegrep v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.91s
[INFO] running `Command { std: "docker" "inspect" "7d05578416f981b801f6f5f2f3dfc2f62008fe536a5f22f4b1f143d1ff0c0e0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d05578416f981b801f6f5f2f3dfc2f62008fe536a5f22f4b1f143d1ff0c0e0c", kill_on_drop: false }`
[INFO] [stdout] 7d05578416f981b801f6f5f2f3dfc2f62008fe536a5f22f4b1f143d1ff0c0e0c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/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" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8e89d6f8c397c52c51b62cc4a569baaf55cae0f57401eb1df8fdd180849b023b
[INFO] running `Command { std: "docker" "start" "-a" "8e89d6f8c397c52c51b62cc4a569baaf55cae0f57401eb1df8fdd180849b023b", kill_on_drop: false }`
[INFO] [stderr]    Compiling practicegrep v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `Command { std: "docker" "inspect" "8e89d6f8c397c52c51b62cc4a569baaf55cae0f57401eb1df8fdd180849b023b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e89d6f8c397c52c51b62cc4a569baaf55cae0f57401eb1df8fdd180849b023b", kill_on_drop: false }`
[INFO] [stdout] 8e89d6f8c397c52c51b62cc4a569baaf55cae0f57401eb1df8fdd180849b023b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/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" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3480134358a83cb6550929f0ff7d735498274438105f07980822ae558ffbd986
[INFO] running `Command { std: "docker" "start" "-a" "3480134358a83cb6550929f0ff7d735498274438105f07980822ae558ffbd986", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.22s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/practicegrep-94f9f53a28b1703c)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test tests::case_insensitive ... ok
[INFO] [stdout] test tests::constructor_does_not_return_error_when_enough_arguments ... ok
[INFO] [stdout] test tests::case_sensitive_does_not_return_insensitive ... ok
[INFO] [stdout] test tests::constructor_returns_error_when_not_enough_arguments ... ok
[INFO] [stdout] test tests::no_search_results ... ok
[INFO] [stdout] test tests::constructor_returns_valid_config_struct ... ok
[INFO] [stdout] test tests::one_case_sensitive_search_result ... ok
[INFO] [stdout] test tests::run_returns_ok_with_valid_file ... ok
[INFO] [stdout] test tests::run_returns_err_with_invalid_file ... ok
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/practicegrep-2233011b4177b13d)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests practicegrep
[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] [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" "3480134358a83cb6550929f0ff7d735498274438105f07980822ae558ffbd986", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3480134358a83cb6550929f0ff7d735498274438105f07980822ae558ffbd986", kill_on_drop: false }`
[INFO] [stdout] 3480134358a83cb6550929f0ff7d735498274438105f07980822ae558ffbd986