[INFO] fetching crate prefers-color-scheme 0.1.1...
[INFO] testing prefers-color-scheme-0.1.1 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate prefers-color-scheme 0.1.1 into /workspace/builds/worker-83/source
[INFO] validating manifest of crates.io crate prefers-color-scheme 0.1.1 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate prefers-color-scheme 0.1.1
[INFO] finished tweaking crates.io crate prefers-color-scheme 0.1.1
[INFO] tweaked toml for crates.io crate prefers-color-scheme 0.1.1 written to /workspace/builds/worker-83/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 658105a5824e30d4aba6dbe56a442a83d2b24dd2608f1d9da1c9853e66c7d54c
[INFO] running `Command { std: "docker" "start" "-a" "658105a5824e30d4aba6dbe56a442a83d2b24dd2608f1d9da1c9853e66c7d54c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "658105a5824e30d4aba6dbe56a442a83d2b24dd2608f1d9da1c9853e66c7d54c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "658105a5824e30d4aba6dbe56a442a83d2b24dd2608f1d9da1c9853e66c7d54c", kill_on_drop: false }`
[INFO] [stdout] 658105a5824e30d4aba6dbe56a442a83d2b24dd2608f1d9da1c9853e66c7d54c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 624ea6f4dad15626f92f0ca76ff15c9f40a63460104fde80700aa26484006e16
[INFO] running `Command { std: "docker" "start" "-a" "624ea6f4dad15626f92f0ca76ff15c9f40a63460104fde80700aa26484006e16", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]    Compiling log v0.4.16
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.80
[INFO] [stderr]    Compiling bumpalo v3.9.1
[INFO] [stderr]    Compiling wasm-bindgen v0.2.80
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.80
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.80
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.80
[INFO] [stderr]    Compiling prefers-color-scheme v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.91s
[INFO] running `Command { std: "docker" "inspect" "624ea6f4dad15626f92f0ca76ff15c9f40a63460104fde80700aa26484006e16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "624ea6f4dad15626f92f0ca76ff15c9f40a63460104fde80700aa26484006e16", kill_on_drop: false }`
[INFO] [stdout] 624ea6f4dad15626f92f0ca76ff15c9f40a63460104fde80700aa26484006e16
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c2ea1dc3e9bed3cc1c35c33a4e05c15fbcf2cb6a2085cda65ee953bfb8759227
[INFO] running `Command { std: "docker" "start" "-a" "c2ea1dc3e9bed3cc1c35c33a4e05c15fbcf2cb6a2085cda65ee953bfb8759227", kill_on_drop: false }`
[INFO] [stderr]    Compiling prefers-color-scheme v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.88s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/prefers_color_scheme-547ea3c7fd5f3397)
[INFO] running `Command { std: "docker" "inspect" "c2ea1dc3e9bed3cc1c35c33a4e05c15fbcf2cb6a2085cda65ee953bfb8759227", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2ea1dc3e9bed3cc1c35c33a4e05c15fbcf2cb6a2085cda65ee953bfb8759227", kill_on_drop: false }`
[INFO] [stdout] c2ea1dc3e9bed3cc1c35c33a4e05c15fbcf2cb6a2085cda65ee953bfb8759227
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 27f208e0498b6602310d37d6e70893192247e9fa29bf31bb39b3ae8e2eca2414
[INFO] running `Command { std: "docker" "start" "-a" "27f208e0498b6602310d37d6e70893192247e9fa29bf31bb39b3ae8e2eca2414", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/prefers_color_scheme-547ea3c7fd5f3397)
[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] [stderr]    Doc-tests prefers_color_scheme
[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" "27f208e0498b6602310d37d6e70893192247e9fa29bf31bb39b3ae8e2eca2414", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27f208e0498b6602310d37d6e70893192247e9fa29bf31bb39b3ae8e2eca2414", kill_on_drop: false }`
[INFO] [stdout] 27f208e0498b6602310d37d6e70893192247e9fa29bf31bb39b3ae8e2eca2414