[INFO] crate imagequant 2.11.9 is already in cache
[INFO] extracting crate imagequant 2.11.9 into work/ex/beta-1.38-1/sources/1.37.0/reg/imagequant/2.11.9
[INFO] extracting crate imagequant 2.11.9 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/imagequant/2.11.9
[INFO] validating manifest of imagequant-2.11.9 on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of imagequant-2.11.9 on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing imagequant-2.11.9
[INFO] finished frobbing imagequant-2.11.9
[INFO] frobbed toml for imagequant-2.11.9 written to work/ex/beta-1.38-1/sources/1.37.0/reg/imagequant/2.11.9/Cargo.toml
[INFO] started frobbing imagequant-2.11.9
[INFO] finished frobbing imagequant-2.11.9
[INFO] frobbed toml for imagequant-2.11.9 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/imagequant/2.11.9/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing imagequant-2.11.9 against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/imagequant/2.11.9:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] aef1dea0b6cf0d9628b48eaf84fbc5b353d257b4d317e6c6fa64869b65c5cdd9
[INFO] running `"docker" "start" "-a" "aef1dea0b6cf0d9628b48eaf84fbc5b353d257b4d317e6c6fa64869b65c5cdd9"`
[INFO] [stderr]    Compiling imagequant-sys v2.12.5
[INFO] [stderr]    Compiling imagequant v2.11.9 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.03s
[INFO] running `"docker" "inspect" "aef1dea0b6cf0d9628b48eaf84fbc5b353d257b4d317e6c6fa64869b65c5cdd9"`
[INFO] running `"docker" "rm" "-f" "aef1dea0b6cf0d9628b48eaf84fbc5b353d257b4d317e6c6fa64869b65c5cdd9"`
[INFO] [stdout] aef1dea0b6cf0d9628b48eaf84fbc5b353d257b4d317e6c6fa64869b65c5cdd9
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/imagequant/2.11.9:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] a2562adbea991d4d46b82020ad93db35f1b4abfb0c2d7525388aff5fbd390837
[INFO] running `"docker" "start" "-a" "a2562adbea991d4d46b82020ad93db35f1b4abfb0c2d7525388aff5fbd390837"`
[INFO] [stderr]    Compiling imagequant v2.11.9 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.91s
[INFO] running `"docker" "inspect" "a2562adbea991d4d46b82020ad93db35f1b4abfb0c2d7525388aff5fbd390837"`
[INFO] running `"docker" "rm" "-f" "a2562adbea991d4d46b82020ad93db35f1b4abfb0c2d7525388aff5fbd390837"`
[INFO] [stdout] a2562adbea991d4d46b82020ad93db35f1b4abfb0c2d7525388aff5fbd390837
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/imagequant/2.11.9:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 6be7c51c126a7ba2c7155dbbd2e641a5ce398b75b1563d6623ca7d0a9adc5175
[INFO] running `"docker" "start" "-a" "6be7c51c126a7ba2c7155dbbd2e641a5ce398b75b1563d6623ca7d0a9adc5175"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/imagequant-acc737af8c56dee2
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test histogram ... ok
[INFO] [stdout] test poke_it ... ok
[INFO] [stdout] test set_importance_map ... ok
[INFO] [stdout] test callback_test ... ok
[INFO] [stderr]    Doc-tests imagequant
[INFO] [stdout] test takes_rgba ... ok
[INFO] [stdout] test thread ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[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
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "6be7c51c126a7ba2c7155dbbd2e641a5ce398b75b1563d6623ca7d0a9adc5175"`
[INFO] running `"docker" "rm" "-f" "6be7c51c126a7ba2c7155dbbd2e641a5ce398b75b1563d6623ca7d0a9adc5175"`
[INFO] [stdout] 6be7c51c126a7ba2c7155dbbd2e641a5ce398b75b1563d6623ca7d0a9adc5175