[INFO] fetching crate gradient 0.3.3...
[INFO] checking gradient-0.3.3 against master#53ac4f8e2fc15e49ef3a04f98622a9b9db755fd4 for pr-110322
[INFO] extracting crate gradient 0.3.3 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate gradient 0.3.3 on toolchain 53ac4f8e2fc15e49ef3a04f98622a9b9db755fd4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+53ac4f8e2fc15e49ef3a04f98622a9b9db755fd4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gradient 0.3.3
[INFO] finished tweaking crates.io crate gradient 0.3.3
[INFO] tweaked toml for crates.io crate gradient 0.3.3 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate gradient 0.3.3 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" "+53ac4f8e2fc15e49ef3a04f98622a9b9db755fd4" "fetch" "--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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded io-lifetimes v0.7.3
[INFO] [stderr]   Downloaded colorgrad v0.6.2
[INFO] [stderr]   Downloaded csscolorparser v0.6.2
[INFO] [stderr]   Downloaded rustix v0.35.11
[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@sha256:97d61d7686bf65f8ecb15491ab51835e82dc9176a96a831f143a431b191fc501" "/opt/rustwide/cargo-home/bin/cargo" "+53ac4f8e2fc15e49ef3a04f98622a9b9db755fd4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2fbc038a4158cdae3dda3e410db8d385320bb57055f217e67508ef2bb67c23c8
[INFO] running `Command { std: "docker" "start" "-a" "2fbc038a4158cdae3dda3e410db8d385320bb57055f217e67508ef2bb67c23c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2fbc038a4158cdae3dda3e410db8d385320bb57055f217e67508ef2bb67c23c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2fbc038a4158cdae3dda3e410db8d385320bb57055f217e67508ef2bb67c23c8", kill_on_drop: false }`
[INFO] [stdout] 2fbc038a4158cdae3dda3e410db8d385320bb57055f217e67508ef2bb67c23c8
[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@sha256:97d61d7686bf65f8ecb15491ab51835e82dc9176a96a831f143a431b191fc501" "/opt/rustwide/cargo-home/bin/cargo" "+53ac4f8e2fc15e49ef3a04f98622a9b9db755fd4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 509f6bb40acd019f29777cf3259ab9316f43b9d04a9c38c6509072c62406a7bf
[INFO] running `Command { std: "docker" "start" "-a" "509f6bb40acd019f29777cf3259ab9316f43b9d04a9c38c6509072c62406a7bf", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.46
[INFO] [stderr]    Compiling syn v1.0.102
[INFO] [stderr]    Compiling libc v0.2.135
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling io-lifetimes v0.7.3
[INFO] [stderr]    Compiling phf_shared v0.11.1
[INFO] [stderr]    Compiling rustix v0.35.11
[INFO] [stderr]     Checking once_cell v1.15.0
[INFO] [stderr]     Checking svg v0.10.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling phf_generator v0.11.1
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking terminal_size v0.2.1
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling phf_macros v0.11.1
[INFO] [stderr]    Compiling clap_derive v4.0.13
[INFO] [stderr]     Checking phf v0.11.1
[INFO] [stderr]     Checking csscolorparser v0.6.2
[INFO] [stderr]     Checking colorgrad v0.6.2
[INFO] [stderr]     Checking clap v4.0.15
[INFO] [stderr]     Checking gradient v0.3.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.32s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: svg v0.10.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "509f6bb40acd019f29777cf3259ab9316f43b9d04a9c38c6509072c62406a7bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "509f6bb40acd019f29777cf3259ab9316f43b9d04a9c38c6509072c62406a7bf", kill_on_drop: false }`
[INFO] [stdout] 509f6bb40acd019f29777cf3259ab9316f43b9d04a9c38c6509072c62406a7bf