[INFO] fetching crate cargo-semver 1.0.0-alpha.3...
[INFO] testing cargo-semver-1.0.0-alpha.3 against 1.55.0 for beta-1.56-1
[INFO] extracting crate cargo-semver 1.0.0-alpha.3 into /workspace/builds/worker-27/source
[INFO] validating manifest of crates.io crate cargo-semver 1.0.0-alpha.3 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 cargo-semver 1.0.0-alpha.3
[INFO] finished tweaking crates.io crate cargo-semver 1.0.0-alpha.3
[INFO] tweaked toml for crates.io crate cargo-semver 1.0.0-alpha.3 written to /workspace/builds/worker-27/source/Cargo.toml
[INFO] crate crates.io crate cargo-semver 1.0.0-alpha.3 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded predicates v1.0.6
[INFO] [stderr]   Downloaded assert_cmd v1.0.2
[INFO] [stderr]   Downloaded predicates-tree v1.0.1
[INFO] [stderr]   Downloaded predicates-core v1.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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] bed73d2b4b60a2473c72938aa84968ad156630d460834412d93e9841e992d771
[INFO] running `Command { std: "docker" "start" "-a" "bed73d2b4b60a2473c72938aa84968ad156630d460834412d93e9841e992d771", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bed73d2b4b60a2473c72938aa84968ad156630d460834412d93e9841e992d771", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bed73d2b4b60a2473c72938aa84968ad156630d460834412d93e9841e992d771", kill_on_drop: false }`
[INFO] [stdout] bed73d2b4b60a2473c72938aa84968ad156630d460834412d93e9841e992d771
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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] bc4d80dd49cea9f8def656aa21421d7cac0f5180ecaedd7c9772bd56d47b572c
[INFO] running `Command { std: "docker" "start" "-a" "bc4d80dd49cea9f8def656aa21421d7cac0f5180ecaedd7c9772bd56d47b572c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling libc v0.2.82
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling regex-syntax v0.6.22
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling thread_local v1.1.0
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]    Compiling semver-parser v0.10.2
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]    Compiling semver v0.11.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling regex v1.4.3
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling cargo-semver v1.0.0-alpha.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 05s
[INFO] running `Command { std: "docker" "inspect" "bc4d80dd49cea9f8def656aa21421d7cac0f5180ecaedd7c9772bd56d47b572c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc4d80dd49cea9f8def656aa21421d7cac0f5180ecaedd7c9772bd56d47b572c", kill_on_drop: false }`
[INFO] [stdout] bc4d80dd49cea9f8def656aa21421d7cac0f5180ecaedd7c9772bd56d47b572c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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] e06ca64a6b3a20be449bd903d342b840c52505589a9f4e0e25c8ae76716b9de9
[INFO] running `Command { std: "docker" "start" "-a" "e06ca64a6b3a20be449bd903d342b840c52505589a9f4e0e25c8ae76716b9de9", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.2.1
[INFO] [stderr]    Compiling predicates-core v1.0.1
[INFO] [stderr]    Compiling difference v2.0.0
[INFO] [stderr]    Compiling treeline v0.1.0
[INFO] [stderr]    Compiling normalize-line-endings v0.3.0
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling wait-timeout v0.2.0
[INFO] [stderr]    Compiling predicates-tree v1.0.1
[INFO] [stderr]    Compiling rand_core v0.6.1
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling rand v0.8.2
[INFO] [stderr]    Compiling float-cmp v0.8.0
[INFO] [stderr]    Compiling predicates v1.0.6
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]    Compiling assert_cmd v1.0.2
[INFO] [stderr]    Compiling cargo-semver v1.0.0-alpha.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 10.18s
[INFO] running `Command { std: "docker" "inspect" "e06ca64a6b3a20be449bd903d342b840c52505589a9f4e0e25c8ae76716b9de9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e06ca64a6b3a20be449bd903d342b840c52505589a9f4e0e25c8ae76716b9de9", kill_on_drop: false }`
[INFO] [stdout] e06ca64a6b3a20be449bd903d342b840c52505589a9f4e0e25c8ae76716b9de9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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] 3613b5b231fa91d9529af851c3517368d060e8b37a9e98810678b9f178ee9d4c
[INFO] running `Command { std: "docker" "start" "-a" "3613b5b231fa91d9529af851c3517368d060e8b37a9e98810678b9f178ee9d4c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cargo_semver-5d07bd785ee94311)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test config::tests::test_read_config ... ok
[INFO] [stdout] test version::tests::test_create_version ... ok
[INFO] [stdout] test config::tests::test_write_config ... ok
[INFO] [stdout] test version::tests::test_set_version ... ok
[INFO] [stdout] test version::tests::test_bump_version ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 6.26s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/integration.rs (/opt/rustwide/target/debug/deps/integration-7c7a2ac454c38da6)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test get ... ok
[INFO] [stdout] test bad_input ... ok
[INFO] [stdout] test missing_pre_version ... ok
[INFO] [stdout] test minor ... ok
[INFO] [stdout] test major ... ok
[INFO] [stdout] test patch ... ok
[INFO] [stdout] test major_pre ... ok
[INFO] [stdout] test keep_dependency_version ... ok
[INFO] [stdout] test pre ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.90s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3613b5b231fa91d9529af851c3517368d060e8b37a9e98810678b9f178ee9d4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3613b5b231fa91d9529af851c3517368d060e8b37a9e98810678b9f178ee9d4c", kill_on_drop: false }`
[INFO] [stdout] 3613b5b231fa91d9529af851c3517368d060e8b37a9e98810678b9f178ee9d4c