[INFO] fetching crate gifski 1.5.0...
[INFO] testing gifski-1.5.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate gifski 1.5.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate gifski 1.5.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gifski 1.5.0
[INFO] finished tweaking crates.io crate gifski 1.5.0
[INFO] tweaked toml for crates.io crate gifski 1.5.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate gifski 1.5.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 03b653971f568ec03d4571555a7c9a1c554e640782701f1c8b55bf468eea4173
[INFO] running `Command { std: "docker" "start" "-a" "03b653971f568ec03d4571555a7c9a1c554e640782701f1c8b55bf468eea4173", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "03b653971f568ec03d4571555a7c9a1c554e640782701f1c8b55bf468eea4173", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03b653971f568ec03d4571555a7c9a1c554e640782701f1c8b55bf468eea4173", kill_on_drop: false }`
[INFO] [stdout] 03b653971f568ec03d4571555a7c9a1c554e640782701f1c8b55bf468eea4173
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 321a2e9bc1e80fbd0a64ce5f30a896b0ae3269b338ce9736740d96b830cb00fc
[INFO] running `Command { std: "docker" "start" "-a" "321a2e9bc1e80fbd0a64ce5f30a896b0ae3269b338ce9736740d96b830cb00fc", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]    Compiling bytemuck v1.7.2
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling ahash v0.4.7
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling color_quant v1.1.0
[INFO] [stderr]    Compiling weezl v0.1.5
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling imgref v1.9.1
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling natord v1.0.9
[INFO] [stderr]    Compiling wild v2.0.4
[INFO] [stderr]    Compiling quick-error v2.0.1
[INFO] [stderr]    Compiling dunce v1.0.2
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling rgb v0.8.27
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling gif v0.11.2
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling fallible_collections v0.4.2
[INFO] [stderr]    Compiling gif-dispose v3.1.1
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling resize v0.7.2
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling pbr v1.0.4
[INFO] [stderr]    Compiling flate2 v1.0.20
[INFO] [stderr]    Compiling lodepng v3.4.6
[INFO] [stderr]    Compiling imagequant-sys v3.0.6+sys2.15.0
[INFO] [stderr]    Compiling gifsicle v1.92.5
[INFO] [stderr]    Compiling imagequant v3.0.4-alpha.2
[INFO] [stderr]    Compiling gifski v1.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [optimized + debuginfo] target(s) in 34.13s
[INFO] running `Command { std: "docker" "inspect" "321a2e9bc1e80fbd0a64ce5f30a896b0ae3269b338ce9736740d96b830cb00fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "321a2e9bc1e80fbd0a64ce5f30a896b0ae3269b338ce9736740d96b830cb00fc", kill_on_drop: false }`
[INFO] [stdout] 321a2e9bc1e80fbd0a64ce5f30a896b0ae3269b338ce9736740d96b830cb00fc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d5ea66b1f86324dec33838b3b5739e88764a02c2629f5a086c7e97ef603583c8
[INFO] running `Command { std: "docker" "start" "-a" "d5ea66b1f86324dec33838b3b5739e88764a02c2629f5a086c7e97ef603583c8", kill_on_drop: false }`
[INFO] [stderr]    Compiling gifski v1.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [optimized + debuginfo] target(s) in 2.64s
[INFO] running `Command { std: "docker" "inspect" "d5ea66b1f86324dec33838b3b5739e88764a02c2629f5a086c7e97ef603583c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5ea66b1f86324dec33838b3b5739e88764a02c2629f5a086c7e97ef603583c8", kill_on_drop: false }`
[INFO] [stdout] d5ea66b1f86324dec33838b3b5739e88764a02c2629f5a086c7e97ef603583c8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c3050c7e3248d94e12e6f7bc2223f060fdbf1ed9aac1381e79a69e86691100b5
[INFO] running `Command { std: "docker" "start" "-a" "c3050c7e3248d94e12e6f7bc2223f060fdbf1ed9aac1381e79a69e86691100b5", kill_on_drop: false }`
[INFO] [stderr]     Finished test [optimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/gifski-6c380959afa8dfb5)
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test c_api::c_incomplete ... ok
[INFO] [stdout] test denoise::five ... ok
[INFO] [stdout] test c_api::cant_write_twice ... ok
[INFO] [stdout] test denoise::many ... ok
[INFO] [stdout] test denoise::four ... ok
[INFO] [stdout] test denoise::one ... ok
[INFO] [stdout] test denoise::two ... ok
[INFO] [stdout] test denoise::six ... ok
[INFO] [stdout] test denoise::three ... ok
[INFO] [stdout] test c_api::cant_write_after_finish ... ok
[INFO] [stdout] test c_api::c_cb ... ok
[INFO] [stdout] test c_api::c_write_failure_propagated ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/gifski-08ef3c302706709e)
[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] [stderr]    Doc-tests gifski
[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" "c3050c7e3248d94e12e6f7bc2223f060fdbf1ed9aac1381e79a69e86691100b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3050c7e3248d94e12e6f7bc2223f060fdbf1ed9aac1381e79a69e86691100b5", kill_on_drop: false }`
[INFO] [stdout] c3050c7e3248d94e12e6f7bc2223f060fdbf1ed9aac1381e79a69e86691100b5