[INFO] crate mdbookshelf 0.1.2 is already in cache [INFO] testing mdbookshelf-0.1.2 against 1.45.2 for beta-1.46-1 [INFO] extracting crate mdbookshelf 0.1.2 into /workspace/builds/worker-8/source [INFO] validating manifest of crates.io crate mdbookshelf 0.1.2 on toolchain 1.45.2 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate mdbookshelf 0.1.2 [INFO] finished tweaking crates.io crate mdbookshelf 0.1.2 [INFO] tweaked toml for crates.io crate mdbookshelf 0.1.2 written to /workspace/builds/worker-8/source/Cargo.toml [INFO] crate crates.io crate mdbookshelf 0.1.2 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 13685e7fc3a44d0c4426fc067748ecc1a8f618b744915a1d0cace762d4d343c9 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "13685e7fc3a44d0c4426fc067748ecc1a8f618b744915a1d0cace762d4d343c9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "13685e7fc3a44d0c4426fc067748ecc1a8f618b744915a1d0cace762d4d343c9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "13685e7fc3a44d0c4426fc067748ecc1a8f618b744915a1d0cace762d4d343c9", kill_on_drop: false }` [INFO] [stdout] 13685e7fc3a44d0c4426fc067748ecc1a8f618b744915a1d0cace762d4d343c9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b3ff3452bd38f7d8be185b6031d11af044b6529d68e6f711d9dd27a4bc611613 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "b3ff3452bd38f7d8be185b6031d11af044b6529d68e6f711d9dd27a4bc611613", kill_on_drop: false }` [INFO] [stderr] Compiling cc v1.0.48 [INFO] [stderr] Compiling syn v1.0.11 [INFO] [stderr] Compiling unic-common v0.7.0 [INFO] [stderr] Compiling pulldown-cmark v0.6.1 [INFO] [stderr] Compiling unic-char-range v0.7.0 [INFO] [stderr] Compiling podio v0.1.6 [INFO] [stderr] Compiling is-match v0.1.0 [INFO] [stderr] Compiling pulldown-cmark v0.5.3 [INFO] [stderr] Compiling mime v0.3.14 [INFO] [stderr] Compiling open v1.3.2 [INFO] [stderr] Compiling num-traits v0.2.10 [INFO] [stderr] Compiling num-integer v0.1.41 [INFO] [stderr] Compiling gitignore v1.0.6 [INFO] [stderr] Compiling idna v0.1.5 [INFO] [stderr] Compiling url v2.1.0 [INFO] [stderr] Compiling mime_guess v2.0.1 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling inotify-sys v0.1.3 [INFO] [stderr] Compiling rand v0.4.6 [INFO] [stderr] Compiling flate2 v1.0.13 [INFO] [stderr] Compiling dirs v1.0.5 [INFO] [stderr] Compiling darling_core v0.8.6 [INFO] [stderr] Compiling strum_macros v0.15.0 [INFO] [stderr] Compiling structopt-derive v0.2.18 [INFO] [stderr] Compiling unic-char-property v0.7.0 [INFO] [stderr] Compiling unic-ucd-version v0.7.0 [INFO] [stderr] Compiling mio v0.6.21 [INFO] [stderr] Compiling clap v2.33.0 [INFO] [stderr] Compiling env_logger v0.6.2 [INFO] [stderr] Compiling sha-1 v0.8.1 [INFO] [stderr] Compiling term v0.5.2 [INFO] [stderr] Compiling inotify v0.6.1 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling unic-ucd-segment v0.7.0 [INFO] [stderr] Compiling cmake v0.1.42 [INFO] [stderr] Compiling url v1.7.2 [INFO] [stderr] Compiling tempdir v0.3.7 [INFO] [stderr] Compiling mio-extras v2.0.6 [INFO] [stderr] Compiling unic-segment v0.7.0 [INFO] [stderr] Compiling hyper v0.10.16 [INFO] [stderr] Compiling phf_generator v0.7.24 [INFO] [stderr] Compiling uuid v0.7.4 [INFO] [stderr] Compiling ws v0.9.1 [INFO] [stderr] Compiling notify v4.0.14 [INFO] [stderr] Compiling phf_codegen v0.7.24 [INFO] [stderr] Compiling string_cache_codegen v0.4.4 [INFO] [stderr] Compiling backtrace-sys v0.1.32 [INFO] [stderr] Compiling openssl-sys v0.9.53 [INFO] [stderr] Compiling libz-sys v1.0.25 [INFO] [stderr] Compiling bzip2-sys v0.1.7 [INFO] [stderr] Compiling curl-sys v0.4.24 [INFO] [stderr] Compiling libssh2-sys v0.2.13 [INFO] [stderr] Compiling libgit2-sys v0.6.19 [INFO] [stderr] Compiling mime_guess v1.8.7 [INFO] [stderr] Compiling chrono v0.4.10 [INFO] [stderr] Compiling string_cache v0.7.5 [INFO] [stderr] Compiling backtrace v0.3.40 [INFO] [stderr] Compiling bzip2 v0.3.3 [INFO] [stderr] Compiling structopt v0.2.18 [INFO] [stderr] Compiling zip v0.5.3 [INFO] [stderr] Compiling error-chain v0.12.1 [INFO] [stderr] Compiling color-backtrace v0.1.3 [INFO] [stderr] Compiling darling_macro v0.8.6 [INFO] [stderr] Compiling iron v0.6.1 [INFO] [stderr] Compiling mount v0.4.0 [INFO] [stderr] Compiling staticfile v0.5.0 [INFO] [stderr] Compiling darling v0.8.6 [INFO] [stderr] Compiling toml-query_derive v0.9.0 [INFO] [stderr] Compiling synstructure v0.12.3 [INFO] [stderr] Compiling pest_generator v2.1.1 [INFO] [stderr] Compiling serde_derive v1.0.104 [INFO] [stderr] Compiling html5ever v0.24.1 [INFO] [stderr] Compiling pest_derive v2.1.0 [INFO] [stderr] Compiling failure_derive v0.1.6 [INFO] [stderr] Compiling failure v0.1.6 [INFO] [stderr] Compiling git2 v0.6.11 [INFO] [stderr] Compiling serde v1.0.104 [INFO] [stderr] Compiling serde_json v1.0.44 [INFO] [stderr] Compiling hashbrown v0.5.0 [INFO] [stderr] Compiling toml v0.5.5 [INFO] [stderr] Compiling mustache v0.9.0 [INFO] [stderr] Compiling epub-builder v0.4.4 [INFO] [stderr] Compiling elasticlunr-rs v2.3.6 [INFO] [stderr] Compiling handlebars v2.0.2 [INFO] [stderr] Compiling tera v0.11.20 [INFO] [stderr] Compiling toml-query v0.9.2 [INFO] [stderr] Compiling markup5ever v0.9.0 [INFO] [stderr] Compiling ammonia v3.0.0 [INFO] [stderr] Compiling mdbook v0.3.5 [INFO] [stderr] Compiling mdbook-epub v0.3.0 [INFO] [stderr] Compiling mdbookshelf v0.1.2 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 4m 42s [INFO] running `Command { std: "docker" "inspect" "b3ff3452bd38f7d8be185b6031d11af044b6529d68e6f711d9dd27a4bc611613", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b3ff3452bd38f7d8be185b6031d11af044b6529d68e6f711d9dd27a4bc611613", kill_on_drop: false }` [INFO] [stdout] b3ff3452bd38f7d8be185b6031d11af044b6529d68e6f711d9dd27a4bc611613 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] da2bcf91da99243c6b53750dd78dda681185f2cd75380937fb1cebedac2ec461 [INFO] running `Command { std: "docker" "start" "-a" "da2bcf91da99243c6b53750dd78dda681185f2cd75380937fb1cebedac2ec461", kill_on_drop: false }` [INFO] [stderr] Compiling mdbookshelf v0.1.2 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 14.21s [INFO] running `Command { std: "docker" "inspect" "da2bcf91da99243c6b53750dd78dda681185f2cd75380937fb1cebedac2ec461", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "da2bcf91da99243c6b53750dd78dda681185f2cd75380937fb1cebedac2ec461", kill_on_drop: false }` [INFO] [stdout] da2bcf91da99243c6b53750dd78dda681185f2cd75380937fb1cebedac2ec461 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] c8d453c23566d86dd36bb606638d63be16403fd2f5817134662ece8a563ce480 [INFO] running `Command { std: "docker" "start" "-a" "c8d453c23566d86dd36bb606638d63be16403fd2f5817134662ece8a563ce480", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.39s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/mdbookshelf-94972ea11335d00e [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test config::tests::load_config_file ... ok [INFO] [stdout] test test_generate_epub ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- test_generate_epub stdout ---- [INFO] [stdout] thread 'test_generate_epub' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: Other, message: "Read-only file system" } [INFO] [stdout] [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: failure::backtrace::internal::InternalBacktrace::new [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.6/src/backtrace/internal.rs:46 [INFO] [stdout] 1: failure::backtrace::Backtrace::new [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.6/src/backtrace/mod.rs:121 [INFO] [stdout] 2: >::from [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.6/src/error/error_impl.rs:19 [INFO] [stdout] 3: >::from [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.6/src/error/mod.rs:36 [INFO] [stdout] 4: mdbook_epub::generate [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mdbook-epub-0.3.0/src/lib.rs:82 [INFO] [stdout] 5: mdbookshelf::generate_epub [INFO] [stdout] at src/lib.rs:171 [INFO] [stdout] 6: mdbookshelf::test_generate_epub [INFO] [stdout] at src/lib.rs:251 [INFO] [stdout] 7: mdbookshelf::test_generate_epub::{{closure}} [INFO] [stdout] at src/lib.rs:246 [INFO] [stdout] 8: core::ops::function::FnOnce::call_once [INFO] [stdout] at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/libcore/ops/function.rs:232 [INFO] [stdout] 9: as core::ops::function::FnOnce>::call_once [INFO] [stdout] at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/liballoc/boxed.rs:1076 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once [INFO] [stdout] at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/libstd/panic.rs:318 [INFO] [stdout] std::panicking::try::do_call [INFO] [stdout] at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/libstd/panicking.rs:297 [INFO] [stdout] std::panicking::try [INFO] [stdout] at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/libstd/panicking.rs:274 [INFO] [stdout] std::panic::catch_unwind [INFO] [stdout] at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test_in_process [INFO] [stdout] at src/libtest/lib.rs:541 [INFO] [stdout] test::run_test::run_test_inner::{{closure}} [INFO] [stdout] at src/libtest/lib.rs:450 [INFO] [stdout] 10: std::sys_common::backtrace::__rust_begin_short_backtrace [INFO] [stdout] at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/libstd/sys_common/backtrace.rs:130 [INFO] [stdout] 11: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}} [INFO] [stdout] at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/libstd/thread/mod.rs:475 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once [INFO] [stdout] at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/libstd/panic.rs:318 [INFO] [stdout] std::panicking::try::do_call [INFO] [stdout] at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/libstd/panicking.rs:297 [INFO] [stdout] std::panicking::try [INFO] [stdout] at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/libstd/panicking.rs:274 [INFO] [stdout] std::panic::catch_unwind [INFO] [stdout] at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}} [INFO] [stdout] at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/libstd/thread/mod.rs:474 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}} [INFO] [stdout] at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/libcore/ops/function.rs:232 [INFO] [stdout] 12: as core::ops::function::FnOnce>::call_once [INFO] [stdout] at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/liballoc/boxed.rs:1076 [INFO] [stdout] as core::ops::function::FnOnce>::call_once [INFO] [stdout] at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/liballoc/boxed.rs:1076 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start [INFO] [stdout] at src/libstd/sys/unix/thread.rs:87 [INFO] [stdout] 13: start_thread [INFO] [stdout] 14: __clone [INFO] [stdout] ', src/lib.rs:251:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x562203d47ed5 - backtrace::backtrace::libunwind::trace::ha215bbf14e328799 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stdout] 1: 0x562203d47ed5 - backtrace::backtrace::trace_unsynchronized::h3384b099b135857a [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x562203d47ed5 - std::sys_common::backtrace::_print_fmt::hfec93740f7294682 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stdout] 3: 0x562203d47ed5 - ::fmt::h5fe20777f4174074 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stdout] 4: 0x562203d7446c - core::fmt::write::he14c3177144df275 [INFO] [stdout] at src/libcore/fmt/mod.rs:1076 [INFO] [stdout] 5: 0x56220341ce05 - std::io::Write::write_fmt::ha866504c9998fe5e [INFO] [stdout] at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/libstd/io/mod.rs:1537 [INFO] [stdout] 6: 0x562203d40541 - std::io::impls::>::write_fmt::h8f0a2af895559593 [INFO] [stdout] at src/libstd/io/impls.rs:176 [INFO] [stdout] 7: 0x562203d4ac60 - std::sys_common::backtrace::_print::h9cfa4c87526ba064 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stdout] 8: 0x562203d4ac60 - std::sys_common::backtrace::print::h94936584848b3272 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stdout] 9: 0x562203d4ac60 - std::panicking::default_hook::{{closure}}::h733b20cc9b496e46 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 10: 0x562203d4a95a - std::panicking::default_hook::h556d8cff6c12a651 [INFO] [stdout] at src/libstd/panicking.rs:215 [INFO] [stdout] 11: 0x562203d4b297 - std::panicking::rust_panic_with_hook::ha0c7ca5b39baa9d5 [INFO] [stdout] at src/libstd/panicking.rs:486 [INFO] [stdout] 12: 0x562203d4ae9b - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:388 [INFO] [stdout] 13: 0x562203d72b51 - core::panicking::panic_fmt::h106d7128cbbc7cd2 [INFO] [stdout] at src/libcore/panicking.rs:101 [INFO] [stdout] 14: 0x562203d72973 - core::option::expect_none_failed::hfcafefc70a7975bb [INFO] [stdout] at src/libcore/option.rs:1272 [INFO] [stdout] 15: 0x56220341af03 - core::result::Result::unwrap::hbf6f4c12001670c2 [INFO] [stdout] at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/libcore/result.rs:1005 [INFO] [stdout] 16: 0x562203416bf6 - mdbookshelf::test_generate_epub::h9887f8e49cbaf090 [INFO] [stdout] at src/lib.rs:251 [INFO] [stdout] 17: 0x562203416a1a - mdbookshelf::test_generate_epub::{{closure}}::h3ecccd50fa2335b3 [INFO] [stdout] at src/lib.rs:246 [INFO] [stdout] 18: 0x5622034123ae - core::ops::function::FnOnce::call_once::hd3f78073578c3e3d [INFO] [stdout] at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/libcore/ops/function.rs:232 [INFO] [stdout] 19: 0x562203443ff2 - as core::ops::function::FnOnce>::call_once::h1efcc6525b6aa145 [INFO] [stdout] at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/liballoc/boxed.rs:1076 [INFO] [stdout] 20: 0x562203443ff2 - as core::ops::function::FnOnce<()>>::call_once::hafd7ae2f3c23f399 [INFO] [stdout] at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/libstd/panic.rs:318 [INFO] [stdout] 21: 0x562203443ff2 - std::panicking::try::do_call::h83baf26f5fc8b0a5 [INFO] [stdout] at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/libstd/panicking.rs:297 [INFO] [stdout] 22: 0x562203443ff2 - std::panicking::try::h8d28a678b90bb6ac [INFO] [stdout] at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/libstd/panicking.rs:274 [INFO] [stdout] 23: 0x562203443ff2 - std::panic::catch_unwind::h20734e8710644f59 [INFO] [stdout] at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/libstd/panic.rs:394 [INFO] [stdout] 24: 0x562203443ff2 - test::run_test_in_process::h2c1fb2dd0c9013bb [INFO] [stdout] at src/libtest/lib.rs:541 [INFO] [stdout] 25: 0x562203443ff2 - test::run_test::run_test_inner::{{closure}}::h7c58b7aefdb9adf3 [INFO] [stdout] at src/libtest/lib.rs:450 [INFO] [stdout] 26: 0x56220341c2c6 - std::sys_common::backtrace::__rust_begin_short_backtrace::h498f21fd16bdff05 [INFO] [stdout] at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/libstd/sys_common/backtrace.rs:130 [INFO] [stdout] 27: 0x562203421605 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::hb35336a0a0430e6d [INFO] [stdout] at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/libstd/thread/mod.rs:475 [INFO] [stdout] 28: 0x562203421605 - as core::ops::function::FnOnce<()>>::call_once::h8569a86268e08ad1 [INFO] [stdout] at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/libstd/panic.rs:318 [INFO] [stdout] 29: 0x562203421605 - std::panicking::try::do_call::hcc5472a0f1ff31ac [INFO] [stdout] at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/libstd/panicking.rs:297 [INFO] [stdout] 30: 0x562203421605 - std::panicking::try::h774b0c4fd770945c [INFO] [stdout] at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/libstd/panicking.rs:274 [INFO] [stdout] 31: 0x562203421605 - std::panic::catch_unwind::hfaf7c6beb53320e7 [INFO] [stdout] at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/libstd/panic.rs:394 [INFO] [stdout] 32: 0x562203421605 - std::thread::Builder::spawn_unchecked::{{closure}}::h481343a824704446 [INFO] [stdout] at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/libstd/thread/mod.rs:474 [INFO] [stdout] 33: 0x562203421605 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9dcbc7fc2c4c6c48 [INFO] [stdout] at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/libcore/ops/function.rs:232 [INFO] [stdout] 34: 0x562203d531ba - as core::ops::function::FnOnce>::call_once::hf311c88f1fadb9b8 [INFO] [stdout] at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/liballoc/boxed.rs:1076 [INFO] [stdout] 35: 0x562203d531ba - as core::ops::function::FnOnce>::call_once::h8cfb7235b81393ef [INFO] [stdout] at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/liballoc/boxed.rs:1076 [INFO] [stdout] 36: 0x562203d531ba - std::sys::unix::thread::Thread::new::thread_start::hf745c8cf29a89648 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:87 [INFO] [stdout] 37: 0x7f4d19cf6609 - start_thread [INFO] [stdout] 38: 0x7f4d19c02103 - __clone [INFO] [stdout] 39: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] test_generate_epub [INFO] [stdout] [INFO] [stdout] test result: FAILED. 1 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--lib' [INFO] running `Command { std: "docker" "inspect" "c8d453c23566d86dd36bb606638d63be16403fd2f5817134662ece8a563ce480", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c8d453c23566d86dd36bb606638d63be16403fd2f5817134662ece8a563ce480", kill_on_drop: false }` [INFO] [stdout] c8d453c23566d86dd36bb606638d63be16403fd2f5817134662ece8a563ce480