[INFO] fetching crate ratio-color 0.4.5...
[INFO] checking ratio-color-0.4.5 against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1
[INFO] extracting crate ratio-color 0.4.5 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate ratio-color 0.4.5 on toolchain 22572d0994593197593e2a1b7b18d720a9a349a7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ratio-color 0.4.5
[INFO] finished tweaking crates.io crate ratio-color 0.4.5
[INFO] tweaked toml for crates.io crate ratio-color 0.4.5 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 33 packages to latest compatible versions
[INFO] [stderr]       Adding siphasher v0.3.11 (latest: v1.0.1)
[INFO] [stderr]       Adding yansi v0.5.1 (latest: v1.0.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 268e15599cfdbd6d03c2bb55d14e0f77c4c21bfa439461aca8e004cbdaad6801
[INFO] running `Command { std: "docker" "start" "-a" "268e15599cfdbd6d03c2bb55d14e0f77c4c21bfa439461aca8e004cbdaad6801", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "268e15599cfdbd6d03c2bb55d14e0f77c4c21bfa439461aca8e004cbdaad6801", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "268e15599cfdbd6d03c2bb55d14e0f77c4c21bfa439461aca8e004cbdaad6801", kill_on_drop: false }`
[INFO] [stdout] 268e15599cfdbd6d03c2bb55d14e0f77c4c21bfa439461aca8e004cbdaad6801
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] df8984ac81068fa95574b40c40876eaad9d0ce88f163a2d0a9b4d1dd35c92fdb
[INFO] running `Command { std: "docker" "start" "-a" "df8984ac81068fa95574b40c40876eaad9d0ce88f163a2d0a9b4d1dd35c92fdb", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling by_address v1.2.1
[INFO] [stderr]    Compiling palette v0.7.6
[INFO] [stderr]     Checking fast-srgb8 v1.0.0
[INFO] [stderr]    Compiling phf_shared v0.11.2
[INFO] [stderr]     Checking assert_float_eq v1.1.3
[INFO] [stderr]     Checking yansi v0.5.1
[INFO] [stderr]     Checking diff v0.1.13
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]     Checking topology-traits v0.1.2
[INFO] [stderr]     Checking approx v0.5.1
[INFO] [stderr]     Checking pretty_assertions v1.4.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling phf_generator v0.11.2
[INFO] [stderr]    Compiling serde_derive v1.0.209
[INFO] [stderr]    Compiling phf_macros v0.11.2
[INFO] [stderr]    Compiling palette_derive v0.7.6
[INFO] [stderr]    Compiling strum_macros v0.26.4
[INFO] [stderr]    Compiling snafu-derive v0.8.4
[INFO] [stderr]     Checking phf v0.11.2
[INFO] [stderr]     Checking snafu v0.8.4
[INFO] [stderr]     Checking strum v0.26.3
[INFO] [stderr]     Checking serde v1.0.209
[INFO] [stderr]     Checking enterpolation v0.2.1
[INFO] [stderr]     Checking ratio-color v0.4.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.07s
[INFO] running `Command { std: "docker" "inspect" "df8984ac81068fa95574b40c40876eaad9d0ce88f163a2d0a9b4d1dd35c92fdb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df8984ac81068fa95574b40c40876eaad9d0ce88f163a2d0a9b4d1dd35c92fdb", kill_on_drop: false }`
[INFO] [stdout] df8984ac81068fa95574b40c40876eaad9d0ce88f163a2d0a9b4d1dd35c92fdb