[INFO] fetching crate justone 0.3.0...
[INFO] testing justone-0.3.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate justone 0.3.0 into /workspace/builds/worker-108/source
[INFO] validating manifest of crates.io crate justone 0.3.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate justone 0.3.0
[INFO] finished tweaking crates.io crate justone 0.3.0
[INFO] tweaked toml for crates.io crate justone 0.3.0 written to /workspace/builds/worker-108/source/Cargo.toml
[INFO] crate crates.io crate justone 0.3.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded filecmp v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 86fcef1452f4acc7887396467d267bf4862f450aaf4ded43bbe2cb5ded586af2
[INFO] running `Command { std: "docker" "start" "-a" "86fcef1452f4acc7887396467d267bf4862f450aaf4ded43bbe2cb5ded586af2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "86fcef1452f4acc7887396467d267bf4862f450aaf4ded43bbe2cb5ded586af2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86fcef1452f4acc7887396467d267bf4862f450aaf4ded43bbe2cb5ded586af2", kill_on_drop: false }`
[INFO] [stdout] 86fcef1452f4acc7887396467d267bf4862f450aaf4ded43bbe2cb5ded586af2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1e60ff52d4ffd95e69369db27d958b11cd6307602297e3fce9fbbc78fef29480
[INFO] running `Command { std: "docker" "start" "-a" "1e60ff52d4ffd95e69369db27d958b11cd6307602297e3fce9fbbc78fef29480", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling regex-syntax v0.6.21
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling number_prefix v0.3.0
[INFO] [stderr]    Compiling filecmp v0.2.0
[INFO] [stderr]    Compiling walkdir v2.3.1
[INFO] [stderr]    Compiling terminal_size v0.1.15
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling regex v1.4.2
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling console v0.13.0
[INFO] [stderr]    Compiling indicatif v0.15.0
[INFO] [stderr]    Compiling twox-hash v1.6.0
[INFO] [stderr]    Compiling justone v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.03s
[INFO] running `Command { std: "docker" "inspect" "1e60ff52d4ffd95e69369db27d958b11cd6307602297e3fce9fbbc78fef29480", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e60ff52d4ffd95e69369db27d958b11cd6307602297e3fce9fbbc78fef29480", kill_on_drop: false }`
[INFO] [stdout] 1e60ff52d4ffd95e69369db27d958b11cd6307602297e3fce9fbbc78fef29480
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f05b56225499f77b6d420b15b0d5062280a8bbb53cd68ab43307fe32a2237436
[INFO] running `Command { std: "docker" "start" "-a" "f05b56225499f77b6d420b15b0d5062280a8bbb53cd68ab43307fe32a2237436", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling justone v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.80s
[INFO] running `Command { std: "docker" "inspect" "f05b56225499f77b6d420b15b0d5062280a8bbb53cd68ab43307fe32a2237436", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f05b56225499f77b6d420b15b0d5062280a8bbb53cd68ab43307fe32a2237436", kill_on_drop: false }`
[INFO] [stdout] f05b56225499f77b6d420b15b0d5062280a8bbb53cd68ab43307fe32a2237436
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 19f17536476bcfb9d878550436eebf27921d8ff0f45f19ef1af2ad0df8242735
[INFO] running `Command { std: "docker" "start" "-a" "19f17536476bcfb9d878550436eebf27921d8ff0f45f19ef1af2ad0df8242735", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/justone-0dd0c21ba25c3dd7)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::test_get_full_hash ... ok
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/justone-b452e019329fc2ad)
[INFO] [stdout] test tests::test_get_small_hash ... 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 tests/integration_test.rs (/opt/rustwide/target/debug/deps/integration_test-f3fa7ab5dbd3674e)
[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] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests justone
[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" "19f17536476bcfb9d878550436eebf27921d8ff0f45f19ef1af2ad0df8242735", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19f17536476bcfb9d878550436eebf27921d8ff0f45f19ef1af2ad0df8242735", kill_on_drop: false }`
[INFO] [stdout] 19f17536476bcfb9d878550436eebf27921d8ff0f45f19ef1af2ad0df8242735