[INFO] cloning repository https://github.com/samhclark/color_finder
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/samhclark/color_finder" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsamhclark%2Fcolor_finder", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsamhclark%2Fcolor_finder'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5a5c106ad1e6ccdec5adf1a41de3d3b8fa087cad
[INFO] testing samhclark/color_finder against master#1f7f8ea0721a3b1eb73e6c6d25cccb371434b320 for pr-154065-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsamhclark%2Fcolor_finder" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/samhclark/color_finder
[INFO] finished tweaking git repo https://github.com/samhclark/color_finder
[INFO] tweaked toml for git repo https://github.com/samhclark/color_finder written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/samhclark/color_finder on toolchain 1f7f8ea0721a3b1eb73e6c6d25cccb371434b320
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/samhclark/color_finder already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dd0aa98c3c1a78f921770526f62435d07f42aea37415e8eb1706ea8da25b97ec
[INFO] running `Command { std: "docker" "start" "-a" "dd0aa98c3c1a78f921770526f62435d07f42aea37415e8eb1706ea8da25b97ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dd0aa98c3c1a78f921770526f62435d07f42aea37415e8eb1706ea8da25b97ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd0aa98c3c1a78f921770526f62435d07f42aea37415e8eb1706ea8da25b97ec", kill_on_drop: false }`
[INFO] [stdout] dd0aa98c3c1a78f921770526f62435d07f42aea37415e8eb1706ea8da25b97ec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 83a0a74480523bbb40e5cf4fbcedefb31d4127e5922570eeae425416018c1a46
[INFO] running `Command { std: "docker" "start" "-a" "83a0a74480523bbb40e5cf4fbcedefb31d4127e5922570eeae425416018c1a46", kill_on_drop: false }`
[INFO] [stderr]    Compiling color_finder v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `contrast_against_primary`
[INFO] [stdout]   --> src/main.rs:27:21
[INFO] [stdout]    |
[INFO] [stdout] 27 |                 let contrast_against_primary = contrast(&color_under_test, &primary);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_contrast_against_primary`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `lightness`
[INFO] [stdout]   --> src/main.rs:30:21
[INFO] [stdout]    |
[INFO] [stdout] 30 |                 let lightness = lightness(&color_under_test);
[INFO] [stdout]    |                     ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_lightness`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "83a0a74480523bbb40e5cf4fbcedefb31d4127e5922570eeae425416018c1a46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83a0a74480523bbb40e5cf4fbcedefb31d4127e5922570eeae425416018c1a46", kill_on_drop: false }`
[INFO] [stdout] 83a0a74480523bbb40e5cf4fbcedefb31d4127e5922570eeae425416018c1a46
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c53cc59a80f27bd5af8e14c95588c431c7e3371c3c5db9cf5cbbfaeaa97ace13
[INFO] running `Command { std: "docker" "start" "-a" "c53cc59a80f27bd5af8e14c95588c431c7e3371c3c5db9cf5cbbfaeaa97ace13", kill_on_drop: false }`
[INFO] [stderr]    Compiling color_finder v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `contrast_against_primary`
[INFO] [stdout]   --> src/main.rs:27:21
[INFO] [stdout]    |
[INFO] [stdout] 27 |                 let contrast_against_primary = contrast(&color_under_test, &primary);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_contrast_against_primary`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `lightness`
[INFO] [stdout]   --> src/main.rs:30:21
[INFO] [stdout]    |
[INFO] [stdout] 30 |                 let lightness = lightness(&color_under_test);
[INFO] [stdout]    |                     ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_lightness`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "c53cc59a80f27bd5af8e14c95588c431c7e3371c3c5db9cf5cbbfaeaa97ace13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c53cc59a80f27bd5af8e14c95588c431c7e3371c3c5db9cf5cbbfaeaa97ace13", kill_on_drop: false }`
[INFO] [stdout] c53cc59a80f27bd5af8e14c95588c431c7e3371c3c5db9cf5cbbfaeaa97ace13
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 45eb2053733678c7ea03f938aa2448b7654e35f8404ef80a28e9f46ddcfc5c98
[INFO] running `Command { std: "docker" "start" "-a" "45eb2053733678c7ea03f938aa2448b7654e35f8404ef80a28e9f46ddcfc5c98", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `contrast_against_primary`
[INFO] [stderr]   --> src/main.rs:27:21
[INFO] [stderr]    |
[INFO] [stderr] 27 |                 let contrast_against_primary = contrast(&color_under_test, &primary);
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_contrast_against_primary`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `lightness`
[INFO] [stderr]   --> src/main.rs:30:21
[INFO] [stderr]    |
[INFO] [stderr] 30 |                 let lightness = lightness(&color_under_test);
[INFO] [stderr]    |                     ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_lightness`
[INFO] [stderr] 
[INFO] [stderr] warning: `color_finder` (bin "color_finder" test) generated 2 warnings (run `cargo fix --bin "color_finder" -p color_finder --tests` to apply 2 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/color_finder-bba9237bc3b4f346)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test::contrast_of_white_and_black_is_21 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "45eb2053733678c7ea03f938aa2448b7654e35f8404ef80a28e9f46ddcfc5c98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45eb2053733678c7ea03f938aa2448b7654e35f8404ef80a28e9f46ddcfc5c98", kill_on_drop: false }`
[INFO] [stdout] 45eb2053733678c7ea03f938aa2448b7654e35f8404ef80a28e9f46ddcfc5c98
