[INFO] fetching crate style_freak 0.1.2...
[INFO] testing style_freak-0.1.2 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate style_freak 0.1.2 into /workspace/builds/worker-94/source
[INFO] validating manifest of crates.io crate style_freak 0.1.2 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 style_freak 0.1.2
[INFO] finished tweaking crates.io crate style_freak 0.1.2
[INFO] tweaked toml for crates.io crate style_freak 0.1.2 written to /workspace/builds/worker-94/source/Cargo.toml
[INFO] crate crates.io crate style_freak 0.1.2 already has a lockfile, it will not be regenerated
[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-94/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/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] bfd3d73886ffc48c553887fbe01ae465205547f10e172c084df744bf1ac02df5
[INFO] running `Command { std: "docker" "start" "-a" "bfd3d73886ffc48c553887fbe01ae465205547f10e172c084df744bf1ac02df5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bfd3d73886ffc48c553887fbe01ae465205547f10e172c084df744bf1ac02df5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bfd3d73886ffc48c553887fbe01ae465205547f10e172c084df744bf1ac02df5", kill_on_drop: false }`
[INFO] [stdout] bfd3d73886ffc48c553887fbe01ae465205547f10e172c084df744bf1ac02df5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/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] 5619c8bafa3d600012f4f5ea4f4e625b327cb7f74b0231be2bd61e9b02d59b9a
[INFO] running `Command { std: "docker" "start" "-a" "5619c8bafa3d600012f4f5ea4f4e625b327cb7f74b0231be2bd61e9b02d59b9a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling pkg-config v0.3.18
[INFO] [stderr]    Compiling cc v1.0.59
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling bufstream v0.1.4
[INFO] [stderr]    Compiling json v0.12.4
[INFO] [stderr]    Compiling ncurses v5.99.0
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling mpd v0.0.12
[INFO] [stderr]    Compiling style_freak v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/screen/style_view_screen.rs:389:29
[INFO] [stdout]     |
[INFO] [stdout] 389 | ...                   self.fetch_styles(tree);
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.45s
[INFO] running `Command { std: "docker" "inspect" "5619c8bafa3d600012f4f5ea4f4e625b327cb7f74b0231be2bd61e9b02d59b9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5619c8bafa3d600012f4f5ea4f4e625b327cb7f74b0231be2bd61e9b02d59b9a", kill_on_drop: false }`
[INFO] [stdout] 5619c8bafa3d600012f4f5ea4f4e625b327cb7f74b0231be2bd61e9b02d59b9a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/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] 8348c88eb7c14d89595b55394d17a10109fa6d79bcb052f21750e274227d822d
[INFO] running `Command { std: "docker" "start" "-a" "8348c88eb7c14d89595b55394d17a10109fa6d79bcb052f21750e274227d822d", kill_on_drop: false }`
[INFO] [stderr]    Compiling style_freak v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/screen/style_view_screen.rs:389:29
[INFO] [stdout]     |
[INFO] [stdout] 389 | ...                   self.fetch_styles(tree);
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.04s
[INFO] running `Command { std: "docker" "inspect" "8348c88eb7c14d89595b55394d17a10109fa6d79bcb052f21750e274227d822d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8348c88eb7c14d89595b55394d17a10109fa6d79bcb052f21750e274227d822d", kill_on_drop: false }`
[INFO] [stdout] 8348c88eb7c14d89595b55394d17a10109fa6d79bcb052f21750e274227d822d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/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] 16e669faf0bb0e0109c9a56b95331ce72124194e1dd66df155e3c9d557235df7
[INFO] running `Command { std: "docker" "start" "-a" "16e669faf0bb0e0109c9a56b95331ce72124194e1dd66df155e3c9d557235df7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/screen/style_view_screen.rs:389:29
[INFO] [stderr]     |
[INFO] [stderr] 389 | ...                   self.fetch_styles(tree);
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: `style_freak` (bin "style_freak" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/style_freak-de6592fd1f9db429)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "16e669faf0bb0e0109c9a56b95331ce72124194e1dd66df155e3c9d557235df7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16e669faf0bb0e0109c9a56b95331ce72124194e1dd66df155e3c9d557235df7", kill_on_drop: false }`
[INFO] [stdout] 16e669faf0bb0e0109c9a56b95331ce72124194e1dd66df155e3c9d557235df7