[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 try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Freujab%2Fepub-optimizer" "/workspace/builds/worker-38/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-38/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/reujab/epub-optimizer on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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-38/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" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3aa4366624b9b9b36112a1a263ae8a1ca3d51f5867adf8c6d51ac8b24173ee82
[INFO] running `Command { std: "docker" "start" "-a" "3aa4366624b9b9b36112a1a263ae8a1ca3d51f5867adf8c6d51ac8b24173ee82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3aa4366624b9b9b36112a1a263ae8a1ca3d51f5867adf8c6d51ac8b24173ee82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3aa4366624b9b9b36112a1a263ae8a1ca3d51f5867adf8c6d51ac8b24173ee82", kill_on_drop: false }`
[INFO] [stdout] 3aa4366624b9b9b36112a1a263ae8a1ca3d51f5867adf8c6d51ac8b24173ee82
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8218b8f456e9b318b2a19e5c5a34e763c97b9ab40a8a73e6c8b2408e91f5d9dc
[INFO] running `Command { std: "docker" "start" "-a" "8218b8f456e9b318b2a19e5c5a34e763c97b9ab40a8a73e6c8b2408e91f5d9dc", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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 unicode-width v0.1.5
[INFO] [stderr]    Compiling same-file v1.0.2
[INFO] [stderr]    Compiling strsim v0.7.0
[INFO] [stderr]    Compiling remove_dir_all v0.5.1
[INFO] [stderr]    Compiling podio v0.1.6
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling xml-rs v0.7.0
[INFO] [stderr]    Compiling textwrap v0.10.0
[INFO] [stderr]    Compiling walkdir v2.1.4
[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 msdos_time v0.1.6
[INFO] [stderr]    Compiling tempfile v3.0.2
[INFO] [stderr]    Compiling miniz_oxide_c_api v0.1.3
[INFO] [stderr]    Compiling bzip2-sys v0.1.6
[INFO] [stderr]    Compiling flate2 v1.0.1
[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 15.52s
[INFO] running `Command { std: "docker" "inspect" "8218b8f456e9b318b2a19e5c5a34e763c97b9ab40a8a73e6c8b2408e91f5d9dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8218b8f456e9b318b2a19e5c5a34e763c97b9ab40a8a73e6c8b2408e91f5d9dc", kill_on_drop: false }`
[INFO] [stdout] 8218b8f456e9b318b2a19e5c5a34e763c97b9ab40a8a73e6c8b2408e91f5d9dc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b36816f51d78a3f483d9609dc074dc014d23541ec3aa50b2927ee71548027e55
[INFO] running `Command { std: "docker" "start" "-a" "b36816f51d78a3f483d9609dc074dc014d23541ec3aa50b2927ee71548027e55", kill_on_drop: false }`
[INFO] [stderr]    Compiling epub-optimizer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.61s
[INFO] running `Command { std: "docker" "inspect" "b36816f51d78a3f483d9609dc074dc014d23541ec3aa50b2927ee71548027e55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b36816f51d78a3f483d9609dc074dc014d23541ec3aa50b2927ee71548027e55", kill_on_drop: false }`
[INFO] [stdout] b36816f51d78a3f483d9609dc074dc014d23541ec3aa50b2927ee71548027e55
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 077d4c8f4d6b19c882b92017667b24a53a45fed7ed26b71877d83bfdaf636261
[INFO] running `Command { std: "docker" "start" "-a" "077d4c8f4d6b19c882b92017667b24a53a45fed7ed26b71877d83bfdaf636261", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 13.66s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/epub_optimizer-c36dfe350eb35470)
[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" "077d4c8f4d6b19c882b92017667b24a53a45fed7ed26b71877d83bfdaf636261", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "077d4c8f4d6b19c882b92017667b24a53a45fed7ed26b71877d83bfdaf636261", kill_on_drop: false }`
[INFO] [stdout] 077d4c8f4d6b19c882b92017667b24a53a45fed7ed26b71877d83bfdaf636261