[INFO] crate mdbook-epub 0.4.15-beta is already in cache
[INFO] documenting mdbook-epub-0.4.15-beta against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate mdbook-epub 0.4.15-beta into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate mdbook-epub 0.4.15-beta on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mdbook-epub 0.4.15-beta
[INFO] finished tweaking crates.io crate mdbook-epub 0.4.15-beta
[INFO] tweaked toml for crates.io crate mdbook-epub 0.4.15-beta written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate mdbook-epub 0.4.15-beta already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c8d0688ab8eaea59dc9e07ae1153cc43e3c15d7a0057d4686055fe00e1698e49
[INFO] running `Command { std: "docker" "start" "-a" "c8d0688ab8eaea59dc9e07ae1153cc43e3c15d7a0057d4686055fe00e1698e49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c8d0688ab8eaea59dc9e07ae1153cc43e3c15d7a0057d4686055fe00e1698e49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8d0688ab8eaea59dc9e07ae1153cc43e3c15d7a0057d4686055fe00e1698e49", kill_on_drop: false }`
[INFO] [stdout] c8d0688ab8eaea59dc9e07ae1153cc43e3c15d7a0057d4686055fe00e1698e49
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b536718a99765693cd97c95b212e4b48ba62104538771f9378b4475f4e93bd72
[INFO] running `Command { std: "docker" "start" "-a" "b536718a99765693cd97c95b212e4b48ba62104538771f9378b4475f4e93bd72", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.45
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking ppv-lite86 v0.2.9
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]     Checking regex-syntax v0.6.20
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]     Checking adler v0.2.3
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking gimli v0.22.0
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling pulldown-cmark v0.7.2
[INFO] [stderr]     Checking quick-error v2.0.0
[INFO] [stderr]    Compiling anyhow v1.0.33
[INFO] [stderr]     Checking object v0.21.1
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[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]     Checking semver-parser v0.10.2
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[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
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[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling heck v0.3.1
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[INFO] [stderr]     Checking rand v0.4.6
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[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking tempdir v0.3.7
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[INFO] [stderr]     Checking regex v1.4.1
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[INFO] [stderr]     Checking backtrace v0.3.53
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking uuid v0.8.1
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[INFO] [stderr]     Checking env_logger v0.8.4
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.21
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling structopt-derive v0.4.13
[INFO] [stderr]     Checking thiserror v1.0.21
[INFO] [stderr]     Checking zip v0.5.8
[INFO] [stderr]     Checking structopt v0.3.20
[INFO] [stderr]     Checking toml v0.5.7
[INFO] [stderr]     Checking mustache v0.9.0
[INFO] [stderr]     Checking epub-builder v0.5.0
[INFO] [stderr]     Checking handlebars v3.5.0
[INFO] [stderr]     Checking html_parser v0.6.2
[INFO] [stderr]     Checking handlebars v4.2.1
[INFO] [stderr]     Checking mdbook v0.4.4
[INFO] [stderr]  Documenting mdbook-epub v0.4.15-beta (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.23s
[INFO] running `Command { std: "docker" "inspect" "b536718a99765693cd97c95b212e4b48ba62104538771f9378b4475f4e93bd72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b536718a99765693cd97c95b212e4b48ba62104538771f9378b4475f4e93bd72", kill_on_drop: false }`
[INFO] [stdout] b536718a99765693cd97c95b212e4b48ba62104538771f9378b4475f4e93bd72
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "RUSTC_BOOTSTRAP=1" "-e" "DOCS_RS=1" "-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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 61c305cdea38be5d66a0c883b6e5a902165bec9acda84f3680c940d86ddaa561
[INFO] running `Command { std: "docker" "start" "-a" "61c305cdea38be5d66a0c883b6e5a902165bec9acda84f3680c940d86ddaa561", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.45
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling bitflags v1.2.1
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[INFO] [stderr]    Compiling ryu v1.0.5
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[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking regex-syntax v0.6.20
[INFO] [stderr]     Checking termcolor v1.1.0
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[INFO] [stderr]     Checking gimli v0.22.0
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling crc32fast v1.2.0
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[INFO] [stderr]     Checking vec_map v0.8.2
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[INFO] [stderr]     Checking rustc-demangle v0.1.17
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[INFO] [stderr]    Compiling pulldown-cmark v0.7.2
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[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking pest v2.1.3
[INFO] [stderr]     Checking html-escape v0.2.6
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]     Checking aho-corasick v0.7.14
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking semver-parser v0.10.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]     Checking semver v0.11.0
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking regex v1.4.1
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[INFO] [stderr]     Checking chrono v0.4.19
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[INFO] [stderr]     Checking backtrace v0.3.53
[INFO] [stderr]     Checking uuid v0.8.1
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[INFO] [stderr]     Checking env_logger v0.8.4
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.21
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling structopt-derive v0.4.13
[INFO] [stderr]     Checking thiserror v1.0.21
[INFO] [stderr]     Checking zip v0.5.8
[INFO] [stderr]     Checking structopt v0.3.20
[INFO] [stderr]     Checking toml v0.5.7
[INFO] [stderr]     Checking mustache v0.9.0
[INFO] [stderr]     Checking epub-builder v0.5.0
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[INFO] [stderr]     Checking handlebars v4.2.1
[INFO] [stderr]     Checking html_parser v0.6.2
[INFO] [stderr]     Checking mdbook v0.4.4
[INFO] [stderr]  Documenting mdbook-epub v0.4.15-beta (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.46s
[INFO] running `Command { std: "docker" "inspect" "61c305cdea38be5d66a0c883b6e5a902165bec9acda84f3680c940d86ddaa561", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61c305cdea38be5d66a0c883b6e5a902165bec9acda84f3680c940d86ddaa561", kill_on_drop: false }`
[INFO] [stdout] 61c305cdea38be5d66a0c883b6e5a902165bec9acda84f3680c940d86ddaa561