[INFO] fetching crate conventional_commits_next_version 2.0.0...
[INFO] testing conventional_commits_next_version-2.0.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate conventional_commits_next_version 2.0.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate conventional_commits_next_version 2.0.0 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate conventional_commits_next_version 2.0.0
[INFO] finished tweaking crates.io crate conventional_commits_next_version 2.0.0
[INFO] tweaked toml for crates.io crate conventional_commits_next_version 2.0.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate conventional_commits_next_version 2.0.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e9e41dad6c9a5dc13e913937c4fb95bb572162e11bab1ef937ddb489bb1bd25f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e9e41dad6c9a5dc13e913937c4fb95bb572162e11bab1ef937ddb489bb1bd25f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e9e41dad6c9a5dc13e913937c4fb95bb572162e11bab1ef937ddb489bb1bd25f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9e41dad6c9a5dc13e913937c4fb95bb572162e11bab1ef937ddb489bb1bd25f", kill_on_drop: false }`
[INFO] [stdout] e9e41dad6c9a5dc13e913937c4fb95bb572162e11bab1ef937ddb489bb1bd25f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 41fcea2df86b2050f9f511e0c1eb01bedd95909bdb5632bab806d0d38afd623c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "41fcea2df86b2050f9f511e0c1eb01bedd95909bdb5632bab806d0d38afd623c", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.65
[INFO] [stderr]    Compiling semver v0.11.0
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling structopt v0.3.21
[INFO] [stderr]    Compiling pretty_env_logger v0.4.0
[INFO] [stderr]    Compiling libz-sys v1.1.2
[INFO] [stderr]    Compiling libgit2-sys v0.12.14+1.1.0
[INFO] [stderr]    Compiling git2 v0.13.12
[INFO] [stderr]    Compiling conventional_commits_next_version v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.62s
[INFO] running `Command { std: "docker" "inspect" "41fcea2df86b2050f9f511e0c1eb01bedd95909bdb5632bab806d0d38afd623c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41fcea2df86b2050f9f511e0c1eb01bedd95909bdb5632bab806d0d38afd623c", kill_on_drop: false }`
[INFO] [stdout] 41fcea2df86b2050f9f511e0c1eb01bedd95909bdb5632bab806d0d38afd623c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5e161fd3f742c9fc06b80d07025ec7c7972fc47967a228fc735628f2572bab2f
[INFO] running `Command { std: "docker" "start" "-a" "5e161fd3f742c9fc06b80d07025ec7c7972fc47967a228fc735628f2572bab2f", kill_on_drop: false }`
[INFO] [stderr]    Compiling rstest v0.6.4
[INFO] [stderr]    Compiling conventional_commits_next_version v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 13.35s
[INFO] running `Command { std: "docker" "inspect" "5e161fd3f742c9fc06b80d07025ec7c7972fc47967a228fc735628f2572bab2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e161fd3f742c9fc06b80d07025ec7c7972fc47967a228fc735628f2572bab2f", kill_on_drop: false }`
[INFO] [stdout] 5e161fd3f742c9fc06b80d07025ec7c7972fc47967a228fc735628f2572bab2f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2cd058ca331ad259e4bdd1eb67c0413e5f0f1eb5813686cd4752d5eb1833b438
[INFO] running `Command { std: "docker" "start" "-a" "2cd058ca331ad259e4bdd1eb67c0413e5f0f1eb5813686cd4752d5eb1833b438", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stdout] running 75 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/conventional_commits_next_version-cb109035e4ed1b59
[INFO] [stdout] test increment::tests::major::body::test_is_major_footer_increment_synonymous::case_2 ... ok
[INFO] [stdout] test increment::tests::major::body::test_is_major_footer_increment::case_4 ... ok
[INFO] [stdout] test increment::tests::major::body::test_is_major_footer_increment::case_3 ... ok
[INFO] [stdout] test increment::tests::major::body::test_is_major_footer_increment::case_5 ... ok
[INFO] [stdout] test increment::tests::major::body::test_is_major_footer_increment::case_6 ... ok
[INFO] [stdout] test increment::tests::major::body::test_is_major_footer_increment_synonymous::case_1 ... ok
[INFO] [stdout] test increment::tests::major::body::test_is_major_footer_increment_synonymous::case_3 ... ok
[INFO] [stdout] test increment::tests::major::body::test_is_major_footer_increment::case_2 ... ok
[INFO] [stdout] test increment::tests::major::body::test_is_major_footer_increment::case_1 ... ok
[INFO] [stdout] test increment::tests::major::title::test_is_major_title_increment_invalid_scope::case_2 ... ok
[INFO] [stdout] test increment::tests::major::title::test_is_major_title_increment_empty_scope::case_2 ... ok
[INFO] [stdout] test increment::tests::major::title::test_is_major_title_increment_invalid_preceding_exclamation::case_1 ... ok
[INFO] [stdout] test increment::tests::major::body::test_is_major_footer_increment_synonymous::case_5 ... ok
[INFO] [stdout] test increment::tests::major::body::test_is_major_footer_increment_synonymous::case_6 ... ok
[INFO] [stdout] test increment::tests::major::body::test_is_major_footer_increment_synonymous::case_4 ... ok
[INFO] [stdout] test increment::tests::major::title::test_is_major_title_increment_invalid_scope::case_3 ... ok
[INFO] [stdout] test increment::tests::major::title::test_is_major_title_increment_preceding_whitespace::case_2 ... ok
[INFO] [stdout] test increment::tests::major::title::test_is_not_major_title_increment::case_1 ... ok
[INFO] [stdout] test increment::tests::major::title::test_is_major_title_increment_invalid_scope::case_1 ... ok
[INFO] [stdout] test increment::tests::major::title::test_is_not_major_title_increment_empty_scope::case_1 ... ok
[INFO] [stdout] test increment::tests::major::title::test_is_not_major_title_increment::case_3 ... ok
[INFO] [stdout] test increment::tests::major::title::test_is_not_major_title_increment::case_2 ... ok
[INFO] [stdout] test increment::tests::major::title::test_is_not_major_title_increment::case_4 ... ok
[INFO] [stdout] test increment::tests::major::title::test_is_major_title_increment_preceding_whitespace::case_1 ... ok
[INFO] [stdout] test increment::tests::major::title::test_is_not_major_title_increment_empty_scope::case_3 ... ok
[INFO] [stdout] test increment::tests::minor::test_is_minor_increment::case_1 ... ok
[INFO] [stdout] test increment::tests::minor::test_is_minor_increment::case_2 ... ok
[INFO] [stdout] test increment::tests::minor::test_is_minor_increment_empty_scope::case_2 ... ok
[INFO] [stdout] test increment::tests::minor::test_is_minor_increment_invalid_scope::case_1 ... ok
[INFO] [stdout] test increment::tests::minor::test_is_minor_increment_invalid_scope::case_3 ... ok
[INFO] [stdout] test increment::tests::minor::test_is_minor_increment_invalid_scope::case_2 ... ok
[INFO] [stdout] test increment::tests::minor::test_is_minor_increment_preceding_whitespace::case_1 ... ok
[INFO] [stdout] test increment::tests::minor::test_is_minor_increment_preceding_whitespace::case_2 ... ok
[INFO] [stdout] test increment::tests::minor::test_is_not_minor_increment::case_1 ... ok
[INFO] [stdout] test increment::tests::minor::test_is_not_minor_increment::case_2 ... ok
[INFO] [stdout] test increment::tests::minor::test_is_not_minor_increment::case_3 ... ok
[INFO] [stdout] test increment::tests::minor::test_is_not_minor_increment_empty_scope::case_1 ... ok
[INFO] [stdout] test increment::tests::minor::test_is_not_minor_increment_empty_scope::case_2 ... ok
[INFO] [stdout] test increment::tests::minor::test_is_not_minor_increment_empty_scope::case_3 ... ok
[INFO] [stdout] test increment::tests::major::title::test_is_not_major_title_increment_preceding_whitespace::case_4 ... ok
[INFO] [stdout] test increment::tests::minor::test_is_not_minor_increment_preceding_whitespace::case_2 ... ok
[INFO] [stdout] test increment::tests::patch::test_is_not_patch_increment::case_1 ... ok
[INFO] [stdout] test increment::tests::minor::test_is_minor_increment_empty_scope::case_1 ... ok
[INFO] [stdout] test increment::tests::patch::test_is_not_patch_increment::case_2 ... ok
[INFO] [stdout] test increment::tests::patch::test_is_not_patch_increment::case_3 ... ok
[INFO] [stdout] test increment::tests::patch::test_is_not_patch_increment_empty_scope::case_2 ... ok
[INFO] [stdout] test increment::tests::minor::test_is_minor_increment_case_sensitivity::case_1 ... ok
[INFO] [stdout] test increment::tests::minor::test_is_not_minor_increment_preceding_whitespace::case_3 ... ok
[INFO] [stdout] test increment::tests::major::title::test_is_not_major_title_increment_preceding_whitespace::case_2 ... ok
[INFO] [stdout] test increment::tests::patch::test_is_not_patch_increment_empty_scope::case_1 ... ok
[INFO] [stdout] test increment::tests::major::title::test_is_not_major_title_increment_preceding_whitespace::case_1 ... ok
[INFO] [stdout] test increment::tests::minor::test_is_not_minor_increment_preceding_whitespace::case_1 ... ok
[INFO] [stdout] test increment::tests::major::title::test_is_not_major_title_increment_empty_scope::case_2 ... ok
[INFO] [stdout] test increment::tests::patch::test_is_patch_increment::case_2 ... ok
[INFO] [stdout] test increment::tests::patch::test_is_patch_increment::case_1 ... ok
[INFO] [stdout] test increment::tests::patch::test_is_not_patch_increment_preceding_whitespace::case_1 ... ok
[INFO] [stdout] test increment::tests::patch::test_is_patch_increment_invalid_scope::case_1 ... ok
[INFO] [stdout] test increment::tests::patch::test_is_patch_increment_invalid_scope::case_2 ... ok
[INFO] [stdout] test increment::tests::major::title::test_is_major_title_increment_empty_scope::case_1 ... ok
[INFO] [stdout] test increment::tests::patch::test_is_patch_increment_case_sensitivity::case_1 ... ok
[INFO] [stdout] test increment::tests::major::title::test_is_major_title_increment::case_1 ... ok
[INFO] [stdout] test increment::tests::major::title::test_is_major_title_increment::case_2 ... ok
[INFO] [stdout] test increment::tests::patch::test_is_patch_increment_preceding_whitespace::case_2 ... ok
[INFO] [stdout] test increment::tests::patch::test_is_patch_increment_preceding_whitespace::case_1 ... ok
[INFO] [stdout] test increment::tests::major::title::test_is_not_major_title_increment_preceding_whitespace::case_3 ... ok
[INFO] [stdout] test increment::tests::patch::test_is_not_patch_increment_preceding_whitespace::case_2 ... ok
[INFO] [stdout] test increment::tests::patch::test_is_not_patch_increment_preceding_whitespace::case_3 ... ok
[INFO] [stdout] test increment::tests::patch::test_is_patch_increment_empty_scope::case_2 ... ok
[INFO] [stdout] test increment::tests::patch::test_is_patch_increment_invalid_scope::case_3 ... ok
[INFO] [stdout] test increment::tests::patch::test_is_patch_increment_empty_scope::case_1 ... ok
[INFO] [stdout] test increment::tests::patch::test_is_not_patch_increment_empty_scope::case_3 ... ok
[INFO] [stdout] test increment::tests::generated_tests::test_generate_minor_commits ... ok
[INFO] [stdout] test increment::tests::generated_tests::test_generate_patch_commits ... ok
[INFO] [stdout] test increment::tests::generated_tests::test_generate_major_commits ... ok
[INFO] [stdout] test increment::tests::generated_tests::test_generate_major_body_commits ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 75 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.39s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2cd058ca331ad259e4bdd1eb67c0413e5f0f1eb5813686cd4752d5eb1833b438", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2cd058ca331ad259e4bdd1eb67c0413e5f0f1eb5813686cd4752d5eb1833b438", kill_on_drop: false }`
[INFO] [stdout] 2cd058ca331ad259e4bdd1eb67c0413e5f0f1eb5813686cd4752d5eb1833b438