[INFO] fetching crate undither 1.0.8...
[INFO] checking undither-1.0.8 against master#8c32e313cccf7df531e2d49ffb8227bb92304aee for pr-145608-1
[INFO] extracting crate undither 1.0.8 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate undither 1.0.8
[INFO] finished tweaking crates.io crate undither 1.0.8
[INFO] tweaked toml for crates.io crate undither 1.0.8 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate undither 1.0.8 on toolchain 8c32e313cccf7df531e2d49ffb8227bb92304aee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate undither 1.0.8 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" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded vpsearch v2.0.1
[INFO] [stderr]   Downloaded loop9 v0.1.4
[INFO] [stderr]   Downloaded fallible_collections v0.4.9
[INFO] [stderr]   Downloaded lodepng v3.9.1
[INFO] [stderr]   Downloaded imgref v1.10.0
[INFO] [stderr]   Downloaded itertools v0.12.0
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 578a82c8fcd437e46586df6ef9c0305d0e78b5ad5203f463ec0bf7fcab2cbf04
[INFO] running `Command { std: "docker" "start" "-a" "578a82c8fcd437e46586df6ef9c0305d0e78b5ad5203f463ec0bf7fcab2cbf04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "578a82c8fcd437e46586df6ef9c0305d0e78b5ad5203f463ec0bf7fcab2cbf04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "578a82c8fcd437e46586df6ef9c0305d0e78b5ad5203f463ec0bf7fcab2cbf04", kill_on_drop: false }`
[INFO] [stdout] 578a82c8fcd437e46586df6ef9c0305d0e78b5ad5203f463ec0bf7fcab2cbf04
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1389d92de8f97583e2341e57249bd8c84baa794832429dc2955abf7839470e58
[INFO] running `Command { std: "docker" "start" "-a" "1389d92de8f97583e2341e57249bd8c84baa794832429dc2955abf7839470e58", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]     Checking imgref v1.10.0
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]     Checking bytemuck v1.14.0
[INFO] [stderr]     Checking itertools v0.12.0
[INFO] [stderr]     Checking loop9 v0.1.4
[INFO] [stderr]     Checking rgb v0.8.37
[INFO] [stderr]     Checking vpsearch v2.0.1
[INFO] [stderr]     Checking undither v1.0.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.69s
[INFO] running `Command { std: "docker" "inspect" "1389d92de8f97583e2341e57249bd8c84baa794832429dc2955abf7839470e58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1389d92de8f97583e2341e57249bd8c84baa794832429dc2955abf7839470e58", kill_on_drop: false }`
[INFO] [stdout] 1389d92de8f97583e2341e57249bd8c84baa794832429dc2955abf7839470e58