[INFO] cloning repository https://github.com/google/mdbook-i18n-helpers
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/google/mdbook-i18n-helpers" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgoogle%2Fmdbook-i18n-helpers", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgoogle%2Fmdbook-i18n-helpers'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 362cf775f3635f21cac5c3d224b0804a394400bd
[INFO] checking google/mdbook-i18n-helpers/362cf775f3635f21cac5c3d224b0804a394400bd against master#ff1737bb00913444173658b4e0b274fd79aabf66 for pr-132712-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgoogle%2Fmdbook-i18n-helpers" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/google/mdbook-i18n-helpers on toolchain ff1737bb00913444173658b4e0b274fd79aabf66
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/google/mdbook-i18n-helpers
[INFO] finished tweaking git repo https://github.com/google/mdbook-i18n-helpers
[INFO] tweaked toml for git repo https://github.com/google/mdbook-i18n-helpers written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/google/mdbook-i18n-helpers 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" "+ff1737bb00913444173658b4e0b274fd79aabf66" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded linereader v0.4.0
[INFO] [stderr]   Downloaded dateparser v0.2.1
[INFO] [stderr]   Downloaded clap_complete v4.5.2
[INFO] [stderr]   Downloaded polib v0.2.0
[INFO] [stderr]   Downloaded pulldown-cmark v0.12.2
[INFO] [stderr]   Downloaded mdbook v0.4.40
[INFO] [stderr]   Downloaded pulldown-cmark-to-cmark v18.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 96d7cf315222760d0f3b0e8e96dc93283f0a2702b210cb634c8fc1149013d242
[INFO] running `Command { std: "docker" "start" "-a" "96d7cf315222760d0f3b0e8e96dc93283f0a2702b210cb634c8fc1149013d242", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "96d7cf315222760d0f3b0e8e96dc93283f0a2702b210cb634c8fc1149013d242", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96d7cf315222760d0f3b0e8e96dc93283f0a2702b210cb634c8fc1149013d242", kill_on_drop: false }`
[INFO] [stdout] 96d7cf315222760d0f3b0e8e96dc93283f0a2702b210cb634c8fc1149013d242
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4199c01eb7b29042ccd29578fe6a800c8d332b63787696cd8758289da6bde378
[INFO] running `Command { std: "docker" "start" "-a" "4199c01eb7b29042ccd29578fe6a800c8d332b63787696cd8758289da6bde378", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.83
[INFO] [stderr]     Checking memchr v2.7.2
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]    Compiling thiserror v1.0.61
[INFO] [stderr]     Checking bitflags v2.5.0
[INFO] [stderr]    Compiling serde v1.0.214
[INFO] [stderr]     Checking log v0.4.21
[INFO] [stderr]    Compiling rustix v0.38.37
[INFO] [stderr]    Compiling autocfg v1.3.0
[INFO] [stderr]    Compiling libc v0.2.159
[INFO] [stderr]     Checking linux-raw-sys v0.4.14
[INFO] [stderr]    Compiling ucd-trie v0.1.6
[INFO] [stderr]     Checking anstyle-parse v0.2.4
[INFO] [stderr]     Checking colorchoice v1.0.1
[INFO] [stderr]     Checking is_terminal_polyfill v1.70.0
[INFO] [stderr]    Compiling serde_json v1.0.132
[INFO] [stderr]     Checking anstyle-query v1.0.3
[INFO] [stderr]     Checking anstyle v1.0.8
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]     Checking itoa v1.0.11
[INFO] [stderr]     Checking walkdir v2.5.0
[INFO] [stderr]    Compiling anyhow v1.0.92
[INFO] [stderr]    Compiling pkg-config v0.3.30
[INFO] [stderr]    Compiling pulldown-cmark v0.10.3
[INFO] [stderr]     Checking fastrand v2.1.1
[INFO] [stderr]     Checking pulldown-cmark-escape v0.10.1
[INFO] [stderr]     Checking anstream v0.6.14
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]    Compiling pulldown-cmark v0.12.2
[INFO] [stderr]     Checking topological-sort v0.2.2
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking shlex v1.3.0
[INFO] [stderr]     Checking miniz_oxide v0.7.3
[INFO] [stderr]    Compiling unicase v2.7.0
[INFO] [stderr]     Checking crc32fast v1.4.2
[INFO] [stderr]     Checking pulldown-cmark-escape v0.11.0
[INFO] [stderr]    Compiling semver v1.0.23
[INFO] [stderr]     Checking textwrap v0.16.1
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking linereader v0.4.0
[INFO] [stderr]    Compiling siphasher v0.3.11
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]     Checking polib v0.2.0
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling phf_shared v0.11.2
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]     Checking diff v0.1.13
[INFO] [stderr]     Checking yansi v1.0.1
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]     Checking flate2 v1.0.30
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]    Compiling phf v0.11.2
[INFO] [stderr]     Checking unic-common v0.9.0
[INFO] [stderr]    Compiling libm v0.2.8
[INFO] [stderr]    Compiling syn v2.0.86
[INFO] [stderr]    Compiling jobserver v0.1.31
[INFO] [stderr]     Checking pretty_assertions v1.4.1
[INFO] [stderr]     Checking unic-char-range v0.9.0
[INFO] [stderr]     Checking unic-ucd-version v0.9.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking unic-char-property v0.9.0
[INFO] [stderr]     Checking deunicode v1.6.0
[INFO] [stderr]    Compiling phf_generator v0.11.2
[INFO] [stderr]     Checking chrono v0.4.38
[INFO] [stderr]     Checking unic-ucd-segment v0.9.0
[INFO] [stderr]    Compiling cc v1.0.98
[INFO] [stderr]    Compiling phf_codegen v0.11.2
[INFO] [stderr]     Checking slug v0.1.5
[INFO] [stderr]     Checking regex-automata v0.4.8
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking unic-segment v0.9.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.5
[INFO] [stderr]     Checking humansize v2.1.3
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking pulldown-cmark-to-cmark v18.0.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling onig_sys v69.8.1
[INFO] [stderr]    Compiling libfuzzer-sys v0.4.7
[INFO] [stderr]     Checking terminal_size v0.4.0
[INFO] [stderr]     Checking tempfile v3.13.0
[INFO] [stderr]     Checking clap_builder v4.5.20
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]     Checking bstr v1.9.1
[INFO] [stderr] error: could not compile `syn` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/ff1737bb00913444173658b4e0b274fd79aabf66/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syn-2.0.86/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --check-cfg 'cfg(docsrs)' --check-cfg 'cfg(feature, values("clone-impls", "default", "derive", "extra-traits", "fold", "full", "parsing", "printing", "proc-macro", "test", "visit", "visit-mut"))' -C metadata=72499adc5b74b81a -C extra-filename=-72499adc5b74b81a --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-e03386bdc6e13aaf.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-61adc174e15f4fa4.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-7b828347d8713ecd.rmeta --cap-lints allow --cap-lints=allow` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "4199c01eb7b29042ccd29578fe6a800c8d332b63787696cd8758289da6bde378", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4199c01eb7b29042ccd29578fe6a800c8d332b63787696cd8758289da6bde378", kill_on_drop: false }`
[INFO] [stdout] 4199c01eb7b29042ccd29578fe6a800c8d332b63787696cd8758289da6bde378