[INFO] fetching crate undither 1.0.6...
[INFO] checking undither-1.0.6 against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050
[INFO] extracting crate undither 1.0.6 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate undither 1.0.6 on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate undither 1.0.6
[INFO] finished tweaking crates.io crate undither 1.0.6
[INFO] tweaked toml for crates.io crate undither 1.0.6 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate undither 1.0.6 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4bb0f2d8ed922ca6ae763b0430148929274677326c8661ba0424d9d6f71a7fad
[INFO] running `Command { std: "docker" "start" "-a" "4bb0f2d8ed922ca6ae763b0430148929274677326c8661ba0424d9d6f71a7fad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4bb0f2d8ed922ca6ae763b0430148929274677326c8661ba0424d9d6f71a7fad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4bb0f2d8ed922ca6ae763b0430148929274677326c8661ba0424d9d6f71a7fad", kill_on_drop: false }`
[INFO] [stdout] 4bb0f2d8ed922ca6ae763b0430148929274677326c8661ba0424d9d6f71a7fad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a38ba91c2650d1ca10a95f4e4b977d4aad7e0f25614749be6909bb4e4d9063bd
[INFO] running `Command { std: "docker" "start" "-a" "a38ba91c2650d1ca10a95f4e4b977d4aad7e0f25614749be6909bb4e4d9063bd", kill_on_drop: false }`
[INFO] [stderr]     Checking bytemuck v1.2.0
[INFO] [stderr]     Checking imgref v1.7.1
[INFO] [stderr]     Checking itertools v0.10.0
[INFO] [stderr]     Checking vpsearch v2.0.1
[INFO] [stderr]     Checking rgb v0.8.25
[INFO] [stderr]     Checking loop9 v0.1.3
[INFO] [stderr]     Checking undither v1.0.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.57s
[INFO] running `Command { std: "docker" "inspect" "a38ba91c2650d1ca10a95f4e4b977d4aad7e0f25614749be6909bb4e4d9063bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a38ba91c2650d1ca10a95f4e4b977d4aad7e0f25614749be6909bb4e4d9063bd", kill_on_drop: false }`
[INFO] [stdout] a38ba91c2650d1ca10a95f4e4b977d4aad7e0f25614749be6909bb4e4d9063bd