[INFO] cloning repository https://github.com/reujab/epub-optimizer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/reujab/epub-optimizer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Freujab%2Fepub-optimizer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Freujab%2Fepub-optimizer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] aaeae10e5c29cf1a78324425160cf4629e07af9e
[INFO] testing reujab/epub-optimizer against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Freujab%2Fepub-optimizer" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/reujab/epub-optimizer on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/reujab/epub-optimizer
[INFO] finished tweaking git repo https://github.com/reujab/epub-optimizer
[INFO] tweaked toml for git repo https://github.com/reujab/epub-optimizer written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/reujab/epub-optimizer already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded miniz_oxide_c_api v0.1.3
[INFO] [stderr]   Downloaded xmltree v0.8.0
[INFO] [stderr]   Downloaded tempfile v3.0.2
[INFO] [stderr]   Downloaded bzip2-sys v0.1.6
[INFO] [stderr]   Downloaded zip v0.4.2
[INFO] [stderr]   Downloaded flate2 v1.0.1
[INFO] [stderr]   Downloaded miniz_oxide v0.1.3
[INFO] [stderr]   Downloaded msdos_time v0.1.6
[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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 17e2076f24891434cab7b5646f4d3c82f750c7e3cd378dee8bda87e2acea2050
[INFO] running `Command { std: "docker" "start" "-a" "17e2076f24891434cab7b5646f4d3c82f750c7e3cd378dee8bda87e2acea2050", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "17e2076f24891434cab7b5646f4d3c82f750c7e3cd378dee8bda87e2acea2050", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17e2076f24891434cab7b5646f4d3c82f750c7e3cd378dee8bda87e2acea2050", kill_on_drop: false }`
[INFO] [stdout] 17e2076f24891434cab7b5646f4d3c82f750c7e3cd378dee8bda87e2acea2050
[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=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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bb40fcbbdb5775a076525955900cf5682ccbe14e99a822c5225a6974a4dec630
[INFO] running `Command { std: "docker" "start" "-a" "bb40fcbbdb5775a076525955900cf5682ccbe14e99a822c5225a6974a4dec630", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.42
[INFO] [stderr]    Compiling cc v1.0.17
[INFO] [stderr]    Compiling build_const v0.2.1
[INFO] [stderr]    Compiling adler32 v1.0.3
[INFO] [stderr]    Compiling bitflags v1.0.3
[INFO] [stderr]    Compiling same-file v1.0.2
[INFO] [stderr]    Compiling podio v0.1.6
[INFO] [stderr]    Compiling walkdir v2.1.4
[INFO] [stderr]    Compiling xml-rs v0.7.0
[INFO] [stderr]    Compiling crc v1.8.1
[INFO] [stderr]    Compiling miniz_oxide v0.1.3
[INFO] [stderr]    Compiling time v0.1.40
[INFO] [stderr]    Compiling rand v0.4.2
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling xmltree v0.8.0
[INFO] [stderr]    Compiling clap v2.32.0
[INFO] [stderr]    Compiling miniz_oxide_c_api v0.1.3
[INFO] [stderr]    Compiling bzip2-sys v0.1.6
[INFO] [stderr]    Compiling msdos_time v0.1.6
[INFO] [stderr]    Compiling flate2 v1.0.1
[INFO] [stderr]    Compiling tempfile v3.0.2
[INFO] [stderr]    Compiling bzip2 v0.3.3
[INFO] [stderr]    Compiling zip v0.4.2
[INFO] [stderr]    Compiling epub-optimizer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.76s
[INFO] running `Command { std: "docker" "inspect" "bb40fcbbdb5775a076525955900cf5682ccbe14e99a822c5225a6974a4dec630", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb40fcbbdb5775a076525955900cf5682ccbe14e99a822c5225a6974a4dec630", kill_on_drop: false }`
[INFO] [stdout] bb40fcbbdb5775a076525955900cf5682ccbe14e99a822c5225a6974a4dec630
[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=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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5b244befe27bbf71fc9fa1065e02b44a257a6de1c9e46980f87ff167849e3d2c
[INFO] running `Command { std: "docker" "start" "-a" "5b244befe27bbf71fc9fa1065e02b44a257a6de1c9e46980f87ff167849e3d2c", kill_on_drop: false }`
[INFO] [stderr]    Compiling epub-optimizer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `Command { std: "docker" "inspect" "5b244befe27bbf71fc9fa1065e02b44a257a6de1c9e46980f87ff167849e3d2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b244befe27bbf71fc9fa1065e02b44a257a6de1c9e46980f87ff167849e3d2c", kill_on_drop: false }`
[INFO] [stdout] 5b244befe27bbf71fc9fa1065e02b44a257a6de1c9e46980f87ff167849e3d2c
[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=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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 52a1a9e0c16f95bd1e8816b95e21dbd945877bfe8fd9439fe90de6c9b889239c
[INFO] running `Command { std: "docker" "start" "-a" "52a1a9e0c16f95bd1e8816b95e21dbd945877bfe8fd9439fe90de6c9b889239c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/epub_optimizer-a91a54eb0aa6f3dd)
[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" "52a1a9e0c16f95bd1e8816b95e21dbd945877bfe8fd9439fe90de6c9b889239c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52a1a9e0c16f95bd1e8816b95e21dbd945877bfe8fd9439fe90de6c9b889239c", kill_on_drop: false }`
[INFO] [stdout] 52a1a9e0c16f95bd1e8816b95e21dbd945877bfe8fd9439fe90de6c9b889239c