[INFO] cloning repository https://github.com/Flourish38/color_generator_rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Flourish38/color_generator_rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFlourish38%2Fcolor_generator_rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFlourish38%2Fcolor_generator_rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d944996eb6106b3fcb87a0a75837b9fd922a9298
[INFO] checking Flourish38/color_generator_rs against master#bca37a20bd376ce3fd138e7cdee7fe704e0f8814 for pr-139493-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFlourish38%2Fcolor_generator_rs" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Flourish38/color_generator_rs
[INFO] finished tweaking git repo https://github.com/Flourish38/color_generator_rs
[INFO] tweaked toml for git repo https://github.com/Flourish38/color_generator_rs written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Flourish38/color_generator_rs on toolchain bca37a20bd376ce3fd138e7cdee7fe704e0f8814
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Flourish38/color_generator_rs 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" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded svg v0.16.0
[INFO] [stderr]   Downloaded indicatif v0.17.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a9e732f263caba221f8eb95aca760cc2c4a2371aab14a08e04bd88d894a9fffc
[INFO] running `Command { std: "docker" "start" "-a" "a9e732f263caba221f8eb95aca760cc2c4a2371aab14a08e04bd88d894a9fffc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a9e732f263caba221f8eb95aca760cc2c4a2371aab14a08e04bd88d894a9fffc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9e732f263caba221f8eb95aca760cc2c4a2371aab14a08e04bd88d894a9fffc", kill_on_drop: false }`
[INFO] [stdout] a9e732f263caba221f8eb95aca760cc2c4a2371aab14a08e04bd88d894a9fffc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ddb7f5b2cae7d8763144533a2ec758086f111f3e62fc5ed39ad318e2294e3805
[INFO] running `Command { std: "docker" "start" "-a" "ddb7f5b2cae7d8763144533a2ec758086f111f3e62fc5ed39ad318e2294e3805", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]     Checking fast-srgb8 v1.0.0
[INFO] [stderr]     Checking svg v0.16.0
[INFO] [stderr]    Compiling portable-atomic v1.6.0
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking itertools v0.12.1
[INFO] [stderr]     Checking console v0.15.8
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking indicatif v0.17.8
[INFO] [stderr]     Checking approx v0.5.1
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking color-lib v0.1.0 (/opt/rustwide/workdir/color-lib)
[INFO] [stderr]     Checking palette-visualizer v0.1.0 (/opt/rustwide/workdir/palette-visualizer)
[INFO] [stderr]     Checking palette-optimizer v0.1.0 (/opt/rustwide/workdir/palette-optimizer)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.67s
[INFO] running `Command { std: "docker" "inspect" "ddb7f5b2cae7d8763144533a2ec758086f111f3e62fc5ed39ad318e2294e3805", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ddb7f5b2cae7d8763144533a2ec758086f111f3e62fc5ed39ad318e2294e3805", kill_on_drop: false }`
[INFO] [stdout] ddb7f5b2cae7d8763144533a2ec758086f111f3e62fc5ed39ad318e2294e3805