[INFO] fetching crate mdbook-epub 0.5.2...
[INFO] testing mdbook-epub-0.5.2 against 1.95.0 for beta-1.96-1
[INFO] extracting crate mdbook-epub 0.5.2 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate mdbook-epub 0.5.2
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate mdbook-epub 0.5.2
[INFO] tweaked toml for crates.io crate mdbook-epub 0.5.2 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate mdbook-epub 0.5.2 on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mdbook-epub 0.5.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded mockall v0.13.1
[INFO] [stderr]   Downloaded serial_test_derive v3.2.0
[INFO] [stderr]   Downloaded serial_test v3.2.0
[INFO] [stderr]   Downloaded toml_datetime v0.7.4+spec-1.0.0
[INFO] [stderr]   Downloaded xml-rs v1.0.0
[INFO] [stderr]   Downloaded toml_writer v1.0.5+spec-1.0.0
[INFO] [stderr]   Downloaded mdbook-preprocessor v0.5.2
[INFO] [stderr]   Downloaded mdbook-renderer v0.5.2
[INFO] [stderr]   Downloaded toml v0.9.9+spec-1.0.0
[INFO] [stderr]   Downloaded xml v1.2.0
[INFO] [stderr]   Downloaded infer v0.19.0
[INFO] [stderr]   Downloaded pest_meta v2.8.4
[INFO] [stderr]   Downloaded upon v0.10.0
[INFO] [stderr]   Downloaded html_parser v0.7.0
[INFO] [stderr]   Downloaded mdbook-driver v0.5.2
[INFO] [stderr]   Downloaded zip v3.0.0
[INFO] [stderr]   Downloaded pest v2.8.4
[INFO] [stderr]   Downloaded epub-builder v0.8.2
[INFO] [stderr]   Downloaded zlib-rs v0.5.4
[INFO] [stderr]   Downloaded handlebars v6.3.2
[INFO] [stderr]   Downloaded pest_derive v2.8.4
[INFO] [stderr]   Downloaded mdbook-core v0.5.2
[INFO] [stderr]   Downloaded mockall_derive v0.13.1
[INFO] [stderr]   Downloaded pest_generator v2.8.4
[INFO] [stderr]   Downloaded mdbook-markdown v0.5.2
[INFO] [stderr]   Downloaded mdbook-summary v0.5.2
[INFO] [stderr]   Downloaded libz-rs-sys v0.5.4
[INFO] [stderr]   Downloaded toml_parser v1.0.5+spec-1.0.0
[INFO] [stderr]   Downloaded font-awesome-as-a-crate v0.3.0
[INFO] [stderr]   Downloaded mdbook-html v0.5.2
[INFO] [stderr]   Downloaded epub v2.1.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2a1ffa6ee3a48cad28aadd1e63a5d1868b9f6ea2193db33101b54e2be7934c94
[INFO] running `Command { std: "docker" "start" "-a" "2a1ffa6ee3a48cad28aadd1e63a5d1868b9f6ea2193db33101b54e2be7934c94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2a1ffa6ee3a48cad28aadd1e63a5d1868b9f6ea2193db33101b54e2be7934c94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a1ffa6ee3a48cad28aadd1e63a5d1868b9f6ea2193db33101b54e2be7934c94", kill_on_drop: false }`
[INFO] [stdout] 2a1ffa6ee3a48cad28aadd1e63a5d1868b9f6ea2193db33101b54e2be7934c94
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 87857c49b3018c347eaa0f6821dad7b3a0fca3cba730324687a47739ac2c4753
[INFO] running `Command { std: "docker" "start" "-a" "87857c49b3018c347eaa0f6821dad7b3a0fca3cba730324687a47739ac2c4753", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling fastrand v2.3.0
[INFO] [stderr]    Compiling phf_shared v0.13.1
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling tracing-core v0.1.35
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]    Compiling winnow v0.7.14
[INFO] [stderr]    Compiling bitflags v2.10.0
[INFO] [stderr]    Compiling ucd-trie v0.1.7
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.6
[INFO] [stderr]    Compiling serde_spanned v1.0.4
[INFO] [stderr]    Compiling toml_datetime v0.7.4+spec-1.0.0
[INFO] [stderr]    Compiling toml_writer v1.0.5+spec-1.0.0
[INFO] [stderr]    Compiling simd-adler32 v0.3.8
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling pulldown-cmark v0.13.0
[INFO] [stderr]    Compiling mac v0.1.1
[INFO] [stderr]    Compiling getopts v0.2.24
[INFO] [stderr]    Compiling zlib-rs v0.5.4
[INFO] [stderr]    Compiling cc v1.2.49
[INFO] [stderr]    Compiling pest v2.8.4
[INFO] [stderr]    Compiling futf v0.1.5
[INFO] [stderr]    Compiling pulldown-cmark-escape v0.11.0
[INFO] [stderr]    Compiling indexmap v2.12.1
[INFO] [stderr]    Compiling phf_generator v0.13.1
[INFO] [stderr]    Compiling phf v0.13.1
[INFO] [stderr]    Compiling rustls-pki-types v1.13.2
[INFO] [stderr]    Compiling phf_codegen v0.13.1
[INFO] [stderr]    Compiling tendril v0.4.3
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling httparse v1.10.1
[INFO] [stderr]    Compiling num-modular v0.6.1
[INFO] [stderr]    Compiling deranged v0.5.5
[INFO] [stderr]    Compiling quote v1.0.42
[INFO] [stderr]    Compiling rustix v1.1.2
[INFO] [stderr]    Compiling uuid v1.19.0
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling bumpalo v3.19.1
[INFO] [stderr]    Compiling syn v2.0.111
[INFO] [stderr]    Compiling string_cache_codegen v0.6.1
[INFO] [stderr]    Compiling doc-comment v0.3.4
[INFO] [stderr]    Compiling rustls v0.23.35
[INFO] [stderr]    Compiling http v1.4.0
[INFO] [stderr]    Compiling zopfli v0.8.3
[INFO] [stderr]    Compiling num-order v1.2.0
[INFO] [stderr]    Compiling clap_lex v0.7.6
[INFO] [stderr]    Compiling utf8-width v0.1.8
[INFO] [stderr]    Compiling ego-tree v0.10.0
[INFO] [stderr]    Compiling web_atoms v0.2.0
[INFO] [stderr]    Compiling font-awesome-as-a-crate v0.3.0
[INFO] [stderr]    Compiling pest_meta v2.8.4
[INFO] [stderr]    Compiling cfb v0.7.3
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling html-escape v0.2.13
[INFO] [stderr]    Compiling const_format_proc_macros v0.2.34
[INFO] [stderr]    Compiling ureq-proto v0.5.3
[INFO] [stderr]    Compiling toml_parser v1.0.5+spec-1.0.0
[INFO] [stderr]    Compiling tempfile v3.23.0
[INFO] [stderr]    Compiling clap_builder v4.5.53
[INFO] [stderr]    Compiling time v0.3.44
[INFO] [stderr]    Compiling chrono v0.4.42
[INFO] [stderr]    Compiling form_urlencoded v1.2.2
[INFO] [stderr]    Compiling webpki-roots v1.0.4
[INFO] [stderr]    Compiling tracing-log v0.2.0
[INFO] [stderr]    Compiling topological-sort v0.2.2
[INFO] [stderr]    Compiling const_format v0.2.35
[INFO] [stderr]    Compiling infer v0.19.0
[INFO] [stderr]    Compiling semver v1.0.27
[INFO] [stderr]    Compiling toml v0.9.9+spec-1.0.0
[INFO] [stderr]    Compiling libz-rs-sys v0.5.4
[INFO] [stderr]    Compiling flate2 v1.1.5
[INFO] [stderr]    Compiling regex v1.12.2
[INFO] [stderr]    Compiling matchers v0.2.0
[INFO] [stderr]    Compiling zip v6.0.0
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling darling_core v0.20.11
[INFO] [stderr]    Compiling pest_generator v2.8.4
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling zerovec-derive v0.11.2
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling tracing-attributes v0.1.31
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling zerofrom-derive v0.1.6
[INFO] [stderr]    Compiling yoke-derive v0.8.1
[INFO] [stderr]    Compiling clap_derive v4.5.49
[INFO] [stderr]    Compiling rustls-webpki v0.103.8
[INFO] [stderr]    Compiling pest_derive v2.8.4
[INFO] [stderr]    Compiling zerofrom v0.1.6
[INFO] [stderr]    Compiling yoke v0.8.1
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling zerovec v0.11.5
[INFO] [stderr]    Compiling zerotrie v0.2.3
[INFO] [stderr]    Compiling tracing v0.1.43
[INFO] [stderr]    Compiling thiserror v2.0.17
[INFO] [stderr]    Compiling mdbook-markdown v0.5.2
[INFO] [stderr]    Compiling tracing-subscriber v0.3.22
[INFO] [stderr]    Compiling clap v4.5.53
[INFO] [stderr]    Compiling tinystr v0.8.2
[INFO] [stderr]    Compiling potential_utf v0.1.4
[INFO] [stderr]    Compiling icu_collections v2.1.1
[INFO] [stderr]    Compiling icu_locale_core v2.1.1
[INFO] [stderr]    Compiling darling_macro v0.20.11
[INFO] [stderr]    Compiling darling v0.20.11
[INFO] [stderr]    Compiling derive_builder_core v0.20.2
[INFO] [stderr]    Compiling icu_provider v2.1.1
[INFO] [stderr]    Compiling icu_normalizer v2.1.1
[INFO] [stderr]    Compiling icu_properties v2.1.2
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling derive_builder_macro v0.20.2
[INFO] [stderr]    Compiling derive_builder v0.20.2
[INFO] [stderr]    Compiling string_cache v0.9.0
[INFO] [stderr]    Compiling mdbook-core v0.5.2
[INFO] [stderr]    Compiling handlebars v6.3.2
[INFO] [stderr]    Compiling upon v0.10.0
[INFO] [stderr]    Compiling html_parser v0.7.0
[INFO] [stderr]    Compiling markup5ever v0.36.1
[INFO] [stderr]    Compiling idna_adapter v1.2.1
[INFO] [stderr]    Compiling idna v1.1.0
[INFO] [stderr]    Compiling html5ever v0.36.1
[INFO] [stderr]    Compiling mdbook-renderer v0.5.2
[INFO] [stderr]    Compiling mdbook-summary v0.5.2
[INFO] [stderr]    Compiling mdbook-preprocessor v0.5.2
[INFO] [stderr]    Compiling url v2.5.7
[INFO] [stderr]    Compiling epub-builder v0.8.2
[INFO] [stderr]    Compiling mdbook-html v0.5.2
[INFO] [stderr]    Compiling ureq v3.1.4
[INFO] [stderr]    Compiling mdbook-driver v0.5.2
[INFO] [stderr]    Compiling mdbook-epub v0.5.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 23s
[INFO] running `Command { std: "docker" "inspect" "87857c49b3018c347eaa0f6821dad7b3a0fca3cba730324687a47739ac2c4753", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87857c49b3018c347eaa0f6821dad7b3a0fca3cba730324687a47739ac2c4753", kill_on_drop: false }`
[INFO] [stdout] 87857c49b3018c347eaa0f6821dad7b3a0fca3cba730324687a47739ac2c4753
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 628d4f7649084f437ebdcb5ec3f3b66fd941f54f06ba5bc1e7330117924e858d
[INFO] running `Command { std: "docker" "start" "-a" "628d4f7649084f437ebdcb5ec3f3b66fd941f54f06ba5bc1e7330117924e858d", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling mockall_derive v0.13.1
[INFO] [stderr]    Compiling termtree v0.5.1
[INFO] [stderr]    Compiling xml v1.2.0
[INFO] [stderr]    Compiling predicates v3.1.3
[INFO] [stderr]    Compiling zip v3.0.0
[INFO] [stderr]    Compiling serial_test_derive v3.2.0
[INFO] [stderr]    Compiling fragile v2.0.1
[INFO] [stderr]    Compiling downcast v0.11.0
[INFO] [stderr]    Compiling predicates-tree v1.0.12
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling xml-rs v1.0.0
[INFO] [stderr]    Compiling epub v2.1.5
[INFO] [stderr]    Compiling mockall v0.13.1
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling serial_test v3.2.0
[INFO] [stderr]    Compiling mdbook-epub v0.5.2 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `mdbook-epub` (lib test)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/1.95.0-x86_64-unknown-linux-gnu/bin/rustc --crate-name mdbook_epub --edition=2024 src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --test --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values())' -C metadata=ddb6b16f9f6741ed -C extra-filename=-e737691703c5ef56 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern clap=/opt/rustwide/target/debug/deps/libclap-ecb6181a2827dc37.rlib --extern const_format=/opt/rustwide/target/debug/deps/libconst_format-73bdebf5222be541.rlib --extern epub=/opt/rustwide/target/debug/deps/libepub-db1b3256619d9a92.rlib --extern epub_builder=/opt/rustwide/target/debug/deps/libepub_builder-b0bcb0d3acff3a18.rlib --extern handlebars=/opt/rustwide/target/debug/deps/libhandlebars-b7a228a4c8045866.rlib --extern html_parser=/opt/rustwide/target/debug/deps/libhtml_parser-f960906f365c9bdd.rlib --extern infer=/opt/rustwide/target/debug/deps/libinfer-1705380f825a03e8.rlib --extern mdbook_core=/opt/rustwide/target/debug/deps/libmdbook_core-f08abec3269f0d14.rlib --extern mdbook_driver=/opt/rustwide/target/debug/deps/libmdbook_driver-917f5074d84a4737.rlib --extern mdbook_renderer=/opt/rustwide/target/debug/deps/libmdbook_renderer-2cf92ac269ba21a5.rlib --extern mime_guess=/opt/rustwide/target/debug/deps/libmime_guess-4879523a541d2d1b.rlib --extern mockall=/opt/rustwide/target/debug/deps/libmockall-f148a6975565cc30.rlib --extern pulldown_cmark=/opt/rustwide/target/debug/deps/libpulldown_cmark-d3ff0a010cf22039.rlib --extern semver=/opt/rustwide/target/debug/deps/libsemver-efe6c2299421a2af.rlib --extern serde=/opt/rustwide/target/debug/deps/libserde-edf39b559f189b1b.rlib --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-87f1e145c0dd942b.rlib --extern serial_test=/opt/rustwide/target/debug/deps/libserial_test-6b39eaf1a9febde3.rlib --extern tempfile=/opt/rustwide/target/debug/deps/libtempfile-4cac8e2da6140240.rlib --extern thiserror=/opt/rustwide/target/debug/deps/libthiserror-7388c12e2ba46b89.rlib --extern toml=/opt/rustwide/target/debug/deps/libtoml-4c9297284f6eba92.rlib --extern tracing=/opt/rustwide/target/debug/deps/libtracing-0cae06ae3c8cb97f.rlib --extern tracing_subscriber=/opt/rustwide/target/debug/deps/libtracing_subscriber-88324ac34fa922ab.rlib --extern ureq=/opt/rustwide/target/debug/deps/libureq-fb5d6395e3212a66.rlib --extern url=/opt/rustwide/target/debug/deps/liburl-7f8b8df3642e02d3.rlib --cap-lints=warn -L native=/opt/rustwide/target/debug/build/ring-0ebb7f9478475d49/out` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "628d4f7649084f437ebdcb5ec3f3b66fd941f54f06ba5bc1e7330117924e858d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "628d4f7649084f437ebdcb5ec3f3b66fd941f54f06ba5bc1e7330117924e858d", kill_on_drop: false }`
[INFO] [stdout] 628d4f7649084f437ebdcb5ec3f3b66fd941f54f06ba5bc1e7330117924e858d