[INFO] fetching crate minify 1.2.0...
[INFO] testing minify-1.2.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate minify 1.2.0 into /workspace/builds/worker-100/source
[INFO] validating manifest of crates.io crate minify 1.2.0 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate minify 1.2.0
[INFO] finished tweaking crates.io crate minify 1.2.0
[INFO] tweaked toml for crates.io crate minify 1.2.0 written to /workspace/builds/worker-100/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 191a1fc965f2edeb6ba0af0d6bb7b378c1a1131edb7e4017e9bd21f1248fdbc1
[INFO] running `Command { std: "docker" "start" "-a" "191a1fc965f2edeb6ba0af0d6bb7b378c1a1131edb7e4017e9bd21f1248fdbc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "191a1fc965f2edeb6ba0af0d6bb7b378c1a1131edb7e4017e9bd21f1248fdbc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "191a1fc965f2edeb6ba0af0d6bb7b378c1a1131edb7e4017e9bd21f1248fdbc1", kill_on_drop: false }`
[INFO] [stdout] 191a1fc965f2edeb6ba0af0d6bb7b378c1a1131edb7e4017e9bd21f1248fdbc1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4d3672b4d4d59f68719d7899f6dd0613955d2be342c8644322bc61e2199d9926
[INFO] running `Command { std: "docker" "start" "-a" "4d3672b4d4d59f68719d7899f6dd0613955d2be342c8644322bc61e2199d9926", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling minify v1.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "4d3672b4d4d59f68719d7899f6dd0613955d2be342c8644322bc61e2199d9926", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d3672b4d4d59f68719d7899f6dd0613955d2be342c8644322bc61e2199d9926", kill_on_drop: false }`
[INFO] [stdout] 4d3672b4d4d59f68719d7899f6dd0613955d2be342c8644322bc61e2199d9926
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3d041ac048c1f33733b2b813fa1b898699f6be4b89586789c1c588ec5cee76b2
[INFO] running `Command { std: "docker" "start" "-a" "3d041ac048c1f33733b2b813fa1b898699f6be4b89586789c1c588ec5cee76b2", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling minify v1.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused result
[INFO] [stdout]   --> src/html/mod.rs:81:5
[INFO] [stdout]    |
[INFO] [stdout] 81 | /     minify_from_read(file)
[INFO] [stdout] 82 | |         .read_to_string(&mut actual)
[INFO] [stdout] 83 | |         .expect("error at read");
[INFO] [stdout]    | |_________________________________^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:98:5
[INFO] [stdout]    |
[INFO] [stdout] 98 |     unused_results,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused result
[INFO] [stdout]   --> src/json/mod.rs:76:5
[INFO] [stdout]    |
[INFO] [stdout] 76 | /     minify_from_read(file)
[INFO] [stdout] 77 | |         .read_to_string(&mut actual)
[INFO] [stdout] 78 | |         .expect("error at read");
[INFO] [stdout]    | |_________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.68s
[INFO] running `Command { std: "docker" "inspect" "3d041ac048c1f33733b2b813fa1b898699f6be4b89586789c1c588ec5cee76b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d041ac048c1f33733b2b813fa1b898699f6be4b89586789c1c588ec5cee76b2", kill_on_drop: false }`
[INFO] [stdout] 3d041ac048c1f33733b2b813fa1b898699f6be4b89586789c1c588ec5cee76b2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3ffb7a73e683fda0120729f6bbbe08e49f9a4c95bea277a748301ae6702712c8
[INFO] running `Command { std: "docker" "start" "-a" "3ffb7a73e683fda0120729f6bbbe08e49f9a4c95bea277a748301ae6702712c8", kill_on_drop: false }`
[INFO] [stderr] warning: unused result
[INFO] [stderr]   --> src/html/mod.rs:81:5
[INFO] [stderr]    |
[INFO] [stderr] 81 | /     minify_from_read(file)
[INFO] [stderr] 82 | |         .read_to_string(&mut actual)
[INFO] [stderr] 83 | |         .expect("error at read");
[INFO] [stderr]    | |_________________________________^
[INFO] [stderr]    |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]   --> src/lib.rs:98:5
[INFO] [stderr]    |
[INFO] [stderr] 98 |     unused_results,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused result
[INFO] [stderr]   --> src/json/mod.rs:76:5
[INFO] [stderr]    |
[INFO] [stderr] 76 | /     minify_from_read(file)
[INFO] [stderr] 77 | |         .read_to_string(&mut actual)
[INFO] [stderr] 78 | |         .expect("error at read");
[INFO] [stderr]    | |_________________________________^
[INFO] [stderr] 
[INFO] [stderr] warning: `minify` (lib test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/minify-9265d7eb87df5c47)
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test html::keep_important_comments ... ok
[INFO] [stdout] test html::keep_important_whitespaces ... ok
[INFO] [stdout] test html::keep_whitespace_between_content_but_remove_double ... ok
[INFO] [stdout] test html::removal_from_read ... ok
[INFO] [stdout] test html::removal_of_comments_inside_of_tags ... ok
[INFO] [stdout] test html::removal_of_control_characters ... ok
[INFO] [stdout] test html::removal_of_comments_outside_of_tags ... ok
[INFO] [stdout] test html::removal_of_double_whitespace_outside_of_tags ... ok
[INFO] [stdout] test html::removal_of_whitespace_inside_of_tags ... ok
[INFO] [stdout] test html::removal_of_whitespace_outside_of_tags ... ok
[INFO] [stdout] test json::removal_of_control_characters ... ok
[INFO] [stdout] test json::removal_from_read ... ok
[INFO] [stdout] test json::removal_of_whitespace_outside_of_tags ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests minify
[INFO] [stderr] warning: lint `missing_crate_level_docs` has been renamed to `rustdoc::missing_crate_level_docs`
[INFO] [stderr]   --> /opt/rustwide/workdir/src/lib.rs:80:5
[INFO] [stderr]    |
[INFO] [stderr] 80 |     missing_crate_level_docs,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^ help: use the new name: `rustdoc::missing_crate_level_docs`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: lint `missing_doc_code_examples` has been renamed to `rustdoc::missing_doc_code_examples`
[INFO] [stderr]   --> /opt/rustwide/workdir/src/lib.rs:83:5
[INFO] [stderr]    |
[INFO] [stderr] 83 |     missing_doc_code_examples,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use the new name: `rustdoc::missing_doc_code_examples`
[INFO] [stderr] 
[INFO] [stderr] warning: lint `private_doc_tests` has been renamed to `rustdoc::private_doc_tests`
[INFO] [stderr]   --> /opt/rustwide/workdir/src/lib.rs:85:5
[INFO] [stderr]    |
[INFO] [stderr] 85 |     private_doc_tests,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^ help: use the new name: `rustdoc::private_doc_tests`
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test src/lib.rs - (line 14) ... ok
[INFO] [stdout] test src/html/mod.rs - html::minify (line 27) ... ok
[INFO] [stdout] test src/lib.rs - (line 52) ... ok
[INFO] [stdout] test src/lib.rs - (line 28) ... ok
[INFO] [stdout] test src/json/mod.rs - json::minify (line 27) ... ok
[INFO] [stdout] test src/json/mod.rs - json::minify_from_read (line 52) ... ok
[INFO] [stdout] test src/html/mod.rs - html::minify_from_read (line 54) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.58s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3ffb7a73e683fda0120729f6bbbe08e49f9a4c95bea277a748301ae6702712c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ffb7a73e683fda0120729f6bbbe08e49f9a4c95bea277a748301ae6702712c8", kill_on_drop: false }`
[INFO] [stdout] 3ffb7a73e683fda0120729f6bbbe08e49f9a4c95bea277a748301ae6702712c8