[INFO] fetching crate undither 1.0.6...
[INFO] checking undither-1.0.6 against try#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565
[INFO] extracting crate undither 1.0.6 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate undither 1.0.6 on toolchain 8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "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-8/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" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bytemuck v1.2.0
[INFO] [stderr]   Downloaded imgref v1.7.1
[INFO] [stderr]   Downloaded loop9 v0.1.3
[INFO] [stderr]   Downloaded lodepng v3.2.2
[INFO] [stderr]   Downloaded vpsearch v2.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cbb2fe6a25d9ee786e2b5e768e75729e302882fc2ea2f1097e0cc30eb35c73ba
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "cbb2fe6a25d9ee786e2b5e768e75729e302882fc2ea2f1097e0cc30eb35c73ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cbb2fe6a25d9ee786e2b5e768e75729e302882fc2ea2f1097e0cc30eb35c73ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cbb2fe6a25d9ee786e2b5e768e75729e302882fc2ea2f1097e0cc30eb35c73ba", kill_on_drop: false }`
[INFO] [stdout] cbb2fe6a25d9ee786e2b5e768e75729e302882fc2ea2f1097e0cc30eb35c73ba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 81400bfd05bac09255a2a276db4d6412cb06083f03ed905b58b96576878b2960
[INFO] running `Command { std: "docker" "start" "-a" "81400bfd05bac09255a2a276db4d6412cb06083f03ed905b58b96576878b2960", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]     Checking bytemuck v1.2.0
[INFO] [stderr]     Checking imgref v1.7.1
[INFO] [stderr]     Checking itertools v0.10.0
[INFO] [stderr]     Checking rgb v0.8.25
[INFO] [stderr]     Checking loop9 v0.1.3
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]     Checking vpsearch v2.0.1
[INFO] [stderr]     Checking undither v1.0.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.53s
[INFO] running `Command { std: "docker" "inspect" "81400bfd05bac09255a2a276db4d6412cb06083f03ed905b58b96576878b2960", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81400bfd05bac09255a2a276db4d6412cb06083f03ed905b58b96576878b2960", kill_on_drop: false }`
[INFO] [stdout] 81400bfd05bac09255a2a276db4d6412cb06083f03ed905b58b96576878b2960