[INFO] fetching crate imagequant 3.0.4-alpha.2...
[INFO] testing imagequant-3.0.4-alpha.2 against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] extracting crate imagequant 3.0.4-alpha.2 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate imagequant 3.0.4-alpha.2 on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate imagequant 3.0.4-alpha.2
[INFO] finished tweaking crates.io crate imagequant 3.0.4-alpha.2
[INFO] tweaked toml for crates.io crate imagequant 3.0.4-alpha.2 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate crates.io crate imagequant 3.0.4-alpha.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5f6c5e5fd11b6f503bccdab4d7555f0b1935c1f83c5f754a0aaa27b4af800656
[INFO] running `Command { std: "docker" "start" "-a" "5f6c5e5fd11b6f503bccdab4d7555f0b1935c1f83c5f754a0aaa27b4af800656", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5f6c5e5fd11b6f503bccdab4d7555f0b1935c1f83c5f754a0aaa27b4af800656", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f6c5e5fd11b6f503bccdab4d7555f0b1935c1f83c5f754a0aaa27b4af800656", kill_on_drop: false }`
[INFO] [stdout] 5f6c5e5fd11b6f503bccdab4d7555f0b1935c1f83c5f754a0aaa27b4af800656
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1bcfbab0d178e05ec60dc00eda81759727d94a5a0c6228e4f3585cb23aca29c0
[INFO] running `Command { std: "docker" "start" "-a" "1bcfbab0d178e05ec60dc00eda81759727d94a5a0c6228e4f3585cb23aca29c0", kill_on_drop: false }`
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling bytemuck v1.5.0
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling imagequant-sys v3.0.4-alpha.2
[INFO] [stderr]    Compiling rgb v0.8.25
[INFO] [stderr]    Compiling imagequant v3.0.4-alpha.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.85s
[INFO] running `Command { std: "docker" "inspect" "1bcfbab0d178e05ec60dc00eda81759727d94a5a0c6228e4f3585cb23aca29c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1bcfbab0d178e05ec60dc00eda81759727d94a5a0c6228e4f3585cb23aca29c0", kill_on_drop: false }`
[INFO] [stdout] 1bcfbab0d178e05ec60dc00eda81759727d94a5a0c6228e4f3585cb23aca29c0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f84c7ad7993b0a5c9258ed7a4b45544c87883085eb16dedb1955172a6491b69a
[INFO] running `Command { std: "docker" "start" "-a" "f84c7ad7993b0a5c9258ed7a4b45544c87883085eb16dedb1955172a6491b69a", kill_on_drop: false }`
[INFO] [stderr]    Compiling imagequant v3.0.4-alpha.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.23s
[INFO] running `Command { std: "docker" "inspect" "f84c7ad7993b0a5c9258ed7a4b45544c87883085eb16dedb1955172a6491b69a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f84c7ad7993b0a5c9258ed7a4b45544c87883085eb16dedb1955172a6491b69a", kill_on_drop: false }`
[INFO] [stdout] f84c7ad7993b0a5c9258ed7a4b45544c87883085eb16dedb1955172a6491b69a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1011938dc10da1ddcca811cc49c2d550d9c41a06bdd07f0dfa3ad1b247623177
[INFO] running `Command { std: "docker" "start" "-a" "1011938dc10da1ddcca811cc49c2d550d9c41a06bdd07f0dfa3ad1b247623177", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] running 7 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/imagequant-5ee9f84ae076dbf6)
[INFO] [stdout] test copy_img ... ok
[INFO] [stdout] test poke_it ... ok
[INFO] [stdout] test set_importance_map ... ok
[INFO] [stdout] test takes_rgba ... ok
[INFO] [stdout] test callback_test ... ok
[INFO] [stdout] test histogram ... ok
[INFO] [stderr]    Doc-tests imagequant
[INFO] [stdout] test thread ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1011938dc10da1ddcca811cc49c2d550d9c41a06bdd07f0dfa3ad1b247623177", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1011938dc10da1ddcca811cc49c2d550d9c41a06bdd07f0dfa3ad1b247623177", kill_on_drop: false }`
[INFO] [stdout] 1011938dc10da1ddcca811cc49c2d550d9c41a06bdd07f0dfa3ad1b247623177