[INFO] fetching crate panduck-ebook 0.1.0...
[INFO] testing panduck-ebook-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate panduck-ebook 0.1.0 into /workspace/builds/worker-79/source
[INFO] validating manifest of crates.io crate panduck-ebook 0.1.0 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 panduck-ebook 0.1.0
[INFO] finished tweaking crates.io crate panduck-ebook 0.1.0
[INFO] tweaked toml for crates.io crate panduck-ebook 0.1.0 written to /workspace/builds/worker-79/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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-79/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/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] ab2ed9b1a7153c176d28a6f58cc95f61c6fdb5ad05a7c070e489fe3c8a018d97
[INFO] running `Command { std: "docker" "start" "-a" "ab2ed9b1a7153c176d28a6f58cc95f61c6fdb5ad05a7c070e489fe3c8a018d97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ab2ed9b1a7153c176d28a6f58cc95f61c6fdb5ad05a7c070e489fe3c8a018d97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab2ed9b1a7153c176d28a6f58cc95f61c6fdb5ad05a7c070e489fe3c8a018d97", kill_on_drop: false }`
[INFO] [stdout] ab2ed9b1a7153c176d28a6f58cc95f61c6fdb5ad05a7c070e489fe3c8a018d97
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/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] f2b551232997ffe71733e28cb4d4c7f6e10b8ce3942557e2918901a7c9b20298
[INFO] running `Command { std: "docker" "start" "-a" "f2b551232997ffe71733e28cb4d4c7f6e10b8ce3942557e2918901a7c9b20298", kill_on_drop: false }`
[INFO] [stderr]    Compiling thiserror-impl v1.0.29
[INFO] [stderr]    Compiling thiserror v1.0.29
[INFO] [stderr]    Compiling fluent-syntax v0.11.0
[INFO] [stderr]    Compiling panduck-ebook v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.13s
[INFO] running `Command { std: "docker" "inspect" "f2b551232997ffe71733e28cb4d4c7f6e10b8ce3942557e2918901a7c9b20298", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2b551232997ffe71733e28cb4d4c7f6e10b8ce3942557e2918901a7c9b20298", kill_on_drop: false }`
[INFO] [stdout] f2b551232997ffe71733e28cb4d4c7f6e10b8ce3942557e2918901a7c9b20298
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/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] 68be43aab2ad7141cc3efe083c868dccab1a24e4b5d15a9f1bfbf24ce971e7ce
[INFO] running `Command { std: "docker" "start" "-a" "68be43aab2ad7141cc3efe083c868dccab1a24e4b5d15a9f1bfbf24ce971e7ce", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling panduck-ebook v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.05s
[INFO] running `Command { std: "docker" "inspect" "68be43aab2ad7141cc3efe083c868dccab1a24e4b5d15a9f1bfbf24ce971e7ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68be43aab2ad7141cc3efe083c868dccab1a24e4b5d15a9f1bfbf24ce971e7ce", kill_on_drop: false }`
[INFO] [stdout] 68be43aab2ad7141cc3efe083c868dccab1a24e4b5d15a9f1bfbf24ce971e7ce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/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] c830cca4343652b5ff94c97319b9a94bdc2ce6f90e6cd65c93d1ed509201142f
[INFO] running `Command { std: "docker" "start" "-a" "c830cca4343652b5ff94c97319b9a94bdc2ce6f90e6cd65c93d1ed509201142f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/panduck_ebook-48e4e25ebe3a6adb)
[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 panduck-ebook
[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" "c830cca4343652b5ff94c97319b9a94bdc2ce6f90e6cd65c93d1ed509201142f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c830cca4343652b5ff94c97319b9a94bdc2ce6f90e6cd65c93d1ed509201142f", kill_on_drop: false }`
[INFO] [stdout] c830cca4343652b5ff94c97319b9a94bdc2ce6f90e6cd65c93d1ed509201142f