[INFO] crate minifier 0.0.20 is already in cache
[INFO] extracting crate minifier 0.0.20 into work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/minifier/0.0.20
[INFO] extracting crate minifier 0.0.20 into work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/minifier/0.0.20
[INFO] validating manifest of minifier-0.0.20 on toolchain master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of minifier-0.0.20 on toolchain try#7fea0229842e79db1159ea58ad9a653b288efee9
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing minifier-0.0.20
[INFO] finished frobbing minifier-0.0.20
[INFO] frobbed toml for minifier-0.0.20 written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/minifier/0.0.20/Cargo.toml
[INFO] started frobbing minifier-0.0.20
[INFO] finished frobbing minifier-0.0.20
[INFO] frobbed toml for minifier-0.0.20 written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/minifier/0.0.20/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing minifier-0.0.20 against master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-0/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/minifier/0.0.20:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "build" "--frozen"`
[INFO] [stdout] 987d642d87083dc01cfd89672b810a572eaf6b99321cddb128b7c4aaf094a4d8
[INFO] running `"docker" "start" "-a" "987d642d87083dc01cfd89672b810a572eaf6b99321cddb128b7c4aaf094a4d8"`
[INFO] [stderr]    Compiling macro-utils v0.1.2
[INFO] [stderr]    Compiling minifier v0.0.20 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]    --> src/json/read/byte_to_char.rs:123:43
[INFO] [stderr]     |
[INFO] [stderr] 123 |             CharsError::Other(ref e) => e.cause(),
[INFO] [stderr]     |                                           ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.00s
[INFO] running `"docker" "inspect" "987d642d87083dc01cfd89672b810a572eaf6b99321cddb128b7c4aaf094a4d8"`
[INFO] running `"docker" "rm" "-f" "987d642d87083dc01cfd89672b810a572eaf6b99321cddb128b7c4aaf094a4d8"`
[INFO] [stdout] 987d642d87083dc01cfd89672b810a572eaf6b99321cddb128b7c4aaf094a4d8
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-0/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/minifier/0.0.20:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 3f66a5ad9cd504565b4fcc0c23f3a02e9c647b9ad07a488b13c1d9b8a8a99d59
[INFO] running `"docker" "start" "-a" "3f66a5ad9cd504565b4fcc0c23f3a02e9c647b9ad07a488b13c1d9b8a8a99d59"`
[INFO] [stderr]    Compiling minifier v0.0.20 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]    --> src/json/read/byte_to_char.rs:123:43
[INFO] [stderr]     |
[INFO] [stderr] 123 |             CharsError::Other(ref e) => e.cause(),
[INFO] [stderr]     |                                           ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.79s
[INFO] running `"docker" "inspect" "3f66a5ad9cd504565b4fcc0c23f3a02e9c647b9ad07a488b13c1d9b8a8a99d59"`
[INFO] running `"docker" "rm" "-f" "3f66a5ad9cd504565b4fcc0c23f3a02e9c647b9ad07a488b13c1d9b8a8a99d59"`
[INFO] [stdout] 3f66a5ad9cd504565b4fcc0c23f3a02e9c647b9ad07a488b13c1d9b8a8a99d59
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-0/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/minifier/0.0.20:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "test" "--frozen"`
[INFO] [stdout] e932c7be7a4cf007bf1de32f0ee0260aa828882e276a826540dda8994b5198a6
[INFO] running `"docker" "start" "-a" "e932c7be7a4cf007bf1de32f0ee0260aa828882e276a826540dda8994b5198a6"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/minifier-63efafe35098c56d
[INFO] [stdout] 
[INFO] [stdout] running 24 tests
[INFO] [stdout] test css::css::check_space_after_paren ... ok
[INFO] [stdout] test css::css::check_minification2 ... ok
[INFO] [stdout] test css::css::check_spaces ... ok
[INFO] [stdout] test js::js::another_js_test ... ok
[INFO] [stdout] test css::token::elem_selector ... ok
[INFO] [stdout] test css::token::check_media ... ok
[INFO] [stdout] test js::js::comment_issue ... ok
[INFO] [stdout] test js::js::js_minify_test ... ok
[INFO] [stdout] test js::js::missing_whitespace ... ok
[INFO] [stdout] test js::js::replace_keyword ... ok
[INFO] [stdout] test js::js::simple_quote ... ok
[INFO] [stdout] test js::js::weird_regex_issue ... ok
[INFO] [stdout] test css::css::check_minification ... ok
[INFO] [stdout] test js::token::test_string_parsing ... ok
[INFO] [stdout] test js::token::more_regex ... ok
[INFO] [stdout] test json::removal_from_read ... ok
[INFO] [stdout] test js::token::test_tokens_parsing ... ok
[INFO] [stdout] test css::token::css_basic ... ok
[INFO] [stdout] test css::css::check_whitespaces_in_calc ... ok
[INFO] [stdout] test css::token::check_calc ... ok
[INFO] [stdout] test json::removal_of_control_characters ... ok
[INFO] [stdout] test json::removal_of_whitespace_outside_of_tags ... ok
[INFO] [stdout] test js::token::check_regex ... ok
[INFO] [stdout] test css::css::check_calc ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 24 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/minifier-e065c28609d9ab6e
[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
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests minifier
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/json/mod.rs - json::minify_from_read (line 48) ... ok
[INFO] [stdout] test src/css/css.rs - css::css::minify (line 165) ... ok
[INFO] [stdout] test src/js/js.rs - js::js::minify (line 187) ... ok
[INFO] [stdout] test src/js/js.rs - js::js::minify_and_replace_keywords (line 217) ... ok
[INFO] [stdout] test src/json/mod.rs - json::minify (line 24) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "e932c7be7a4cf007bf1de32f0ee0260aa828882e276a826540dda8994b5198a6"`
[INFO] running `"docker" "rm" "-f" "e932c7be7a4cf007bf1de32f0ee0260aa828882e276a826540dda8994b5198a6"`
[INFO] [stdout] e932c7be7a4cf007bf1de32f0ee0260aa828882e276a826540dda8994b5198a6