[INFO] cloning repository https://github.com/amgarrett09/rust-css-minifier
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/amgarrett09/rust-css-minifier" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Famgarrett09%2Frust-css-minifier", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Famgarrett09%2Frust-css-minifier'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 723442d4f0a73273b4a22c661fe7b14d953cb3ad
[INFO] testing amgarrett09/rust-css-minifier against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Famgarrett09%2Frust-css-minifier" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/amgarrett09/rust-css-minifier 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 git repo https://github.com/amgarrett09/rust-css-minifier
[INFO] finished tweaking git repo https://github.com/amgarrett09/rust-css-minifier
[INFO] tweaked toml for git repo https://github.com/amgarrett09/rust-css-minifier written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/amgarrett09/rust-css-minifier 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 435aaee246e0b44fc97bef5e8d85beabcc22a841f368a206ed144361896d63c9
[INFO] running `Command { std: "docker" "start" "-a" "435aaee246e0b44fc97bef5e8d85beabcc22a841f368a206ed144361896d63c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "435aaee246e0b44fc97bef5e8d85beabcc22a841f368a206ed144361896d63c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "435aaee246e0b44fc97bef5e8d85beabcc22a841f368a206ed144361896d63c9", kill_on_drop: false }`
[INFO] [stdout] 435aaee246e0b44fc97bef5e8d85beabcc22a841f368a206ed144361896d63c9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] c4f3b02cada945a203b6c77bf179c6cdcdfb29c74fa175794333b24bc2c34920
[INFO] running `Command { std: "docker" "start" "-a" "c4f3b02cada945a203b6c77bf179c6cdcdfb29c74fa175794333b24bc2c34920", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling libc v0.2.50
[INFO] [stderr]    Compiling ucd-util v0.1.3
[INFO] [stderr]    Compiling regex v1.1.2
[INFO] [stderr]    Compiling utf8-ranges v1.0.2
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling strsim v0.7.0
[INFO] [stderr]    Compiling textwrap v0.10.0
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling regex-syntax v0.6.5
[INFO] [stderr]    Compiling aho-corasick v0.6.10
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling clap v2.32.0
[INFO] [stderr]    Compiling css-minifier v0.4.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/minify/mod.rs:81:70
[INFO] [stdout]    |
[INFO] [stdout] 81 |             eprintln!("Couldn't open file {}: {}", i_display, reason.description());
[INFO] [stdout]    |                                                                      ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/minify/mod.rs:93:20
[INFO] [stdout]    |
[INFO] [stdout] 93 |             reason.description()
[INFO] [stdout]    |                    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/minify/mod.rs:109:24
[INFO] [stdout]     |
[INFO] [stdout] 109 |                 reason.description()
[INFO] [stdout]     |                        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/minify/mod.rs:121:24
[INFO] [stdout]     |
[INFO] [stdout] 121 |                 reason.description()
[INFO] [stdout]     |                        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.29s
[INFO] running `Command { std: "docker" "inspect" "c4f3b02cada945a203b6c77bf179c6cdcdfb29c74fa175794333b24bc2c34920", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4f3b02cada945a203b6c77bf179c6cdcdfb29c74fa175794333b24bc2c34920", kill_on_drop: false }`
[INFO] [stdout] c4f3b02cada945a203b6c77bf179c6cdcdfb29c74fa175794333b24bc2c34920
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 0a55f2464993f5643df3a57beddb29362804eac515b700449e89c6284cdd2bc9
[INFO] running `Command { std: "docker" "start" "-a" "0a55f2464993f5643df3a57beddb29362804eac515b700449e89c6284cdd2bc9", kill_on_drop: false }`
[INFO] [stderr]    Compiling css-minifier v0.4.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/minify/mod.rs:81:70
[INFO] [stdout]    |
[INFO] [stdout] 81 |             eprintln!("Couldn't open file {}: {}", i_display, reason.description());
[INFO] [stdout]    |                                                                      ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/minify/mod.rs:93:20
[INFO] [stdout]    |
[INFO] [stdout] 93 |             reason.description()
[INFO] [stdout]    |                    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/minify/mod.rs:109:24
[INFO] [stdout]     |
[INFO] [stdout] 109 |                 reason.description()
[INFO] [stdout]     |                        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/minify/mod.rs:121:24
[INFO] [stdout]     |
[INFO] [stdout] 121 |                 reason.description()
[INFO] [stdout]     |                        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.93s
[INFO] running `Command { std: "docker" "inspect" "0a55f2464993f5643df3a57beddb29362804eac515b700449e89c6284cdd2bc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a55f2464993f5643df3a57beddb29362804eac515b700449e89c6284cdd2bc9", kill_on_drop: false }`
[INFO] [stdout] 0a55f2464993f5643df3a57beddb29362804eac515b700449e89c6284cdd2bc9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 916a5549334006dd7cc05c398e4eb9cd4e66c690cd8343e47b375b6e4fc939ca
[INFO] running `Command { std: "docker" "start" "-a" "916a5549334006dd7cc05c398e4eb9cd4e66c690cd8343e47b375b6e4fc939ca", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout] running 6 tests
[INFO] [stderr]   --> src/minify/mod.rs:81:70
[INFO] [stderr]    |
[INFO] [stderr] 81 |             eprintln!("Couldn't open file {}: {}", i_display, reason.description());
[INFO] [stderr]    |                                                                      ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/minify/mod.rs:93:20
[INFO] [stderr]    |
[INFO] [stderr] 93 |             reason.description()
[INFO] [stderr]    |                    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]    --> src/minify/mod.rs:109:24
[INFO] [stderr]     |
[INFO] [stderr] 109 |                 reason.description()
[INFO] [stderr]     |                        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]    --> src/minify/mod.rs:121:24
[INFO] [stderr]     |
[INFO] [stderr] 121 |                 reason.description()
[INFO] [stderr]     |                        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `css-minifier` (bin "css-minifier" test) generated 4 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/css_minifier-38fea1864964e3b8)
[INFO] [stdout] test minify::tests::minify_comments ... ok
[INFO] [stdout] test minify::tests::minify_nested ... ok
[INFO] [stdout] test minify::tests::minify_basics ... ok
[INFO] [stdout] test minify::tests::minify_bang ... ok
[INFO] [stdout] test minify::tests::minify_direct_child ... ok
[INFO] [stdout] test minify::tests::validate_basics ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "916a5549334006dd7cc05c398e4eb9cd4e66c690cd8343e47b375b6e4fc939ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "916a5549334006dd7cc05c398e4eb9cd4e66c690cd8343e47b375b6e4fc939ca", kill_on_drop: false }`
[INFO] [stdout] 916a5549334006dd7cc05c398e4eb9cd4e66c690cd8343e47b375b6e4fc939ca