[INFO] fetching crate css-minify 0.2.2...
[INFO] testing css-minify-0.2.2 against 1.55.0 for beta-1.56-1
[INFO] extracting crate css-minify 0.2.2 into /workspace/builds/worker-42/source
[INFO] validating manifest of crates.io crate css-minify 0.2.2 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 css-minify 0.2.2
[INFO] finished tweaking crates.io crate css-minify 0.2.2
[INFO] tweaked toml for crates.io crate css-minify 0.2.2 written to /workspace/builds/worker-42/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/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] e258faa32a278c0dd873fce1a4d6e07b2ec6450324a604e497d918e22a76da93
[INFO] running `Command { std: "docker" "start" "-a" "e258faa32a278c0dd873fce1a4d6e07b2ec6450324a604e497d918e22a76da93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e258faa32a278c0dd873fce1a4d6e07b2ec6450324a604e497d918e22a76da93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e258faa32a278c0dd873fce1a4d6e07b2ec6450324a604e497d918e22a76da93", kill_on_drop: false }`
[INFO] [stdout] e258faa32a278c0dd873fce1a4d6e07b2ec6450324a604e497d918e22a76da93
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/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] bd587006f56a4e1c1494ee392396ce67336b50420c07e5f65a66606722a57704
[INFO] running `Command { std: "docker" "start" "-a" "bd587006f56a4e1c1494ee392396ce67336b50420c07e5f65a66606722a57704", kill_on_drop: false }`
[INFO] [stderr]    Compiling radium v0.5.3
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]    Compiling tap v1.0.1
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling funty v1.1.0
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling wyz v0.2.0
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling nom v6.2.1
[INFO] [stderr]    Compiling bitvec v0.19.5
[INFO] [stderr]    Compiling derive_more v0.99.16
[INFO] [stderr]    Compiling css-minify v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.45s
[INFO] running `Command { std: "docker" "inspect" "bd587006f56a4e1c1494ee392396ce67336b50420c07e5f65a66606722a57704", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd587006f56a4e1c1494ee392396ce67336b50420c07e5f65a66606722a57704", kill_on_drop: false }`
[INFO] [stdout] bd587006f56a4e1c1494ee392396ce67336b50420c07e5f65a66606722a57704
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/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] 4c6d955c1a8b48db4594175434d704d3d870ef181d7fb515d9b7eac01955666a
[INFO] running `Command { std: "docker" "start" "-a" "4c6d955c1a8b48db4594175434d704d3d870ef181d7fb515d9b7eac01955666a", kill_on_drop: false }`
[INFO] [stderr]    Compiling css-minify v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.03s
[INFO] running `Command { std: "docker" "inspect" "4c6d955c1a8b48db4594175434d704d3d870ef181d7fb515d9b7eac01955666a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c6d955c1a8b48db4594175434d704d3d870ef181d7fb515d9b7eac01955666a", kill_on_drop: false }`
[INFO] [stdout] 4c6d955c1a8b48db4594175434d704d3d870ef181d7fb515d9b7eac01955666a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/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] 4fb46ab4495c3cca0a4492835b2d380eff40a00fb2a235f67663db0273adbe33
[INFO] running `Command { std: "docker" "start" "-a" "4fb46ab4495c3cca0a4492835b2d380eff40a00fb2a235f67663db0273adbe33", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.39s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/css_minify-56dd04741db6c729)
[INFO] [stdout] 
[INFO] [stdout] running 35 tests
[INFO] [stdout] test optimizations::color::test::test_hex ... ok
[INFO] [stdout] test optimizations::color::test::test_rgb ... ok
[INFO] [stdout] test optimizations::merge_m_n_p::test::test_compress_2 ... ok
[INFO] [stdout] test optimizations::merge_blocks::test::test_blocks ... ok
[INFO] [stdout] test optimizations::merge_m_n_p::test::test_compress_4 ... ok
[INFO] [stdout] test optimizations::merge_media::test::test_media ... ok
[INFO] [stdout] test optimizations::merge_shorthand::test::test_compress_font ... ok
[INFO] [stdout] test parsers::at::test::test_charset ... ok
[INFO] [stdout] test optimizations::merge_shorthand::test::test_compress_background ... ok
[INFO] [stdout] test optimizations::merge_shorthand::test::test_compress_border ... ok
[INFO] [stdout] test optimizations::merge_m_n_p::test::test_full_compress ... ok
[INFO] [stdout] test optimizations::merge_shorthand::test::test_background_important ... ok
[INFO] [stdout] test optimizations::test::test_minify_invalid_css ... ok
[INFO] [stdout] test optimizations::test::test_minify ... ok
[INFO] [stdout] test optimizations::merge_shorthand::test::test_compress_outline ... ok
[INFO] [stdout] test optimizations::merge_m_n_p::test::test_compress_3 ... ok
[INFO] [stdout] test parsers::at::test::test_font_face ... ok
[INFO] [stdout] test parsers::at::test::test_keyframes ... ok
[INFO] [stdout] test parsers::at::test::test_import_url ... ok
[INFO] [stdout] test parsers::at::test::test_import ... ok
[INFO] [stdout] test parsers::at::test::test_media ... ok
[INFO] [stdout] test parsers::at::test::test_namespace ... ok
[INFO] [stdout] test parsers::at::test::test_page ... ok
[INFO] [stdout] test parsers::at::test::test_viewport ... ok
[INFO] [stdout] test parsers::block::test::test_block ... ok
[INFO] [stdout] test parsers::at::test::test_supports ... ok
[INFO] [stdout] test parsers::block::test::test_block_empty ... ok
[INFO] [stdout] test parsers::parameters::test::test_parameter ... ok
[INFO] [stdout] test parsers::parameters::test::test_parameters ... ok
[INFO] [stdout] test parsers::parameters::test::test_parameters_double_dot ... ok
[INFO] [stdout] test parsers::selector::test::test_selector ... ok
[INFO] [stdout] test parsers::parameters::test::test_parameters_important ... ok
[INFO] [stdout] test structure::test::write_block ... ok
[INFO] [stdout] test parsers::utils::test::test_comment ... ok
[INFO] [stdout] test parsers::selector::test::test_selectors ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 35 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.08s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests css-minify
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 4) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.74s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4fb46ab4495c3cca0a4492835b2d380eff40a00fb2a235f67663db0273adbe33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4fb46ab4495c3cca0a4492835b2d380eff40a00fb2a235f67663db0273adbe33", kill_on_drop: false }`
[INFO] [stdout] 4fb46ab4495c3cca0a4492835b2d380eff40a00fb2a235f67663db0273adbe33