[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] 9e7e635a592813240fc5d71b3b67cce2e1567746
[INFO] checking Flourish38/color_generator_rs/9e7e635a592813240fc5d71b3b67cce2e1567746 against try#0edd13c68435d50367c79cef43ac2768d2ec4f3d for pr-129422
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFlourish38%2Fcolor_generator_rs" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Flourish38/color_generator_rs on toolchain 0edd13c68435d50367c79cef43ac2768d2ec4f3d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0edd13c68435d50367c79cef43ac2768d2ec4f3d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-6-tc2/source/Cargo.toml
[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" "+0edd13c68435d50367c79cef43ac2768d2ec4f3d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+0edd13c68435d50367c79cef43ac2768d2ec4f3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] df6a1bb1290ce6e3ce41582387f2181e0723e79f7dafa69bbc0375f88561f218
[INFO] running `Command { std: "docker" "start" "-a" "df6a1bb1290ce6e3ce41582387f2181e0723e79f7dafa69bbc0375f88561f218", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "df6a1bb1290ce6e3ce41582387f2181e0723e79f7dafa69bbc0375f88561f218", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df6a1bb1290ce6e3ce41582387f2181e0723e79f7dafa69bbc0375f88561f218", kill_on_drop: false }`
[INFO] [stdout] df6a1bb1290ce6e3ce41582387f2181e0723e79f7dafa69bbc0375f88561f218
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+0edd13c68435d50367c79cef43ac2768d2ec4f3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4bf9cafdd8ccabd60d3793fb8c752421582642aeec569210786572d3d859c87f
[INFO] running `Command { std: "docker" "start" "-a" "4bf9cafdd8ccabd60d3793fb8c752421582642aeec569210786572d3d859c87f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]     Checking either v1.10.0
[INFO] [stderr]     Checking fast-srgb8 v1.0.0
[INFO] [stderr]     Checking regex v1.10.4
[INFO] [stderr]     Checking svg v0.16.0
[INFO] [stderr]     Checking itertools v0.12.1
[INFO] [stderr]     Checking getrandom v0.2.12
[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 indicatif v0.17.8
[INFO] [stderr]     Checking approx v0.5.1
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking rand v0.8.5
[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 6.94s
[INFO] running `Command { std: "docker" "inspect" "4bf9cafdd8ccabd60d3793fb8c752421582642aeec569210786572d3d859c87f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4bf9cafdd8ccabd60d3793fb8c752421582642aeec569210786572d3d859c87f", kill_on_drop: false }`
[INFO] [stdout] 4bf9cafdd8ccabd60d3793fb8c752421582642aeec569210786572d3d859c87f