[INFO] cloning repository https://github.com/aRustyDev/mdbook-frontmatter
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aRustyDev/mdbook-frontmatter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FaRustyDev%2Fmdbook-frontmatter", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FaRustyDev%2Fmdbook-frontmatter'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 33d34922daf325693995ce19c64f83b498962ac2
[INFO] documenting aRustyDev/mdbook-frontmatter against da3f5c31e5535b3dc210067de660a45784ae1e9c for pr-162169
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FaRustyDev%2Fmdbook-frontmatter" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/aRustyDev/mdbook-frontmatter
[INFO] finished tweaking git repo https://github.com/aRustyDev/mdbook-frontmatter
[INFO] tweaked toml for git repo https://github.com/aRustyDev/mdbook-frontmatter written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/aRustyDev/mdbook-frontmatter on toolchain da3f5c31e5535b3dc210067de660a45784ae1e9c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+da3f5c31e5535b3dc210067de660a45784ae1e9c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/aRustyDev/mdbook-frontmatter 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" "+da3f5c31e5535b3dc210067de660a45784ae1e9c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] ca3ad9ad1aafc89256b662509400c891cbb56fdaeaa55775e95e53952fc2d333
[INFO] running `Command { std: "docker" "start" "ca3ad9ad1aafc89256b662509400c891cbb56fdaeaa55775e95e53952fc2d333", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ca3ad9ad1aafc89256b662509400c891cbb56fdaeaa55775e95e53952fc2d333", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "ca3ad9ad1aafc89256b662509400c891cbb56fdaeaa55775e95e53952fc2d333" "/opt/rustwide/cargo-home/bin/cargo" "+da3f5c31e5535b3dc210067de660a45784ae1e9c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ca3ad9ad1aafc89256b662509400c891cbb56fdaeaa55775e95e53952fc2d333", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "ca3ad9ad1aafc89256b662509400c891cbb56fdaeaa55775e95e53952fc2d333" "/opt/rustwide/cargo-home/bin/cargo" "+da3f5c31e5535b3dc210067de660a45784ae1e9c" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]     Checking itoa v1.0.16
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling siphasher v1.0.1
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]     Checking aho-corasick v1.1.4
[INFO] [stderr]     Checking tracing v0.1.44
[INFO] [stderr]    Compiling tokio-macros v2.6.0
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling cc v1.2.50
[INFO] [stderr]     Checking ryu v1.0.21
[INFO] [stderr]    Compiling rustix v1.1.2
[INFO] [stderr]    Compiling serde_json v1.0.146
[INFO] [stderr]     Checking phf_shared v0.11.3
[INFO] [stderr]     Checking new_debug_unreachable v1.0.6
[INFO] [stderr]    Compiling darling_core v0.20.11
[INFO] [stderr]     Checking precomputed-hash v0.1.1
[INFO] [stderr]     Checking mac v0.1.1
[INFO] [stderr]     Checking futf v0.1.5
[INFO] [stderr]     Checking thiserror v2.0.17
[INFO] [stderr]    Compiling clap_derive v4.5.49
[INFO] [stderr]     Checking walkdir v2.5.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]     Checking http v1.4.0
[INFO] [stderr]     Checking http v0.2.12
[INFO] [stderr]     Checking tendril v0.4.3
[INFO] [stderr]     Checking rand v0.9.2
[INFO] [stderr]     Checking inotify-sys v0.1.5
[INFO] [stderr]     Checking dtoa v1.0.10
[INFO] [stderr]     Checking http-range-header v0.4.2
[INFO] [stderr]     Checking dtoa-short v0.3.5
[INFO] [stderr]     Checking inotify v0.11.0
[INFO] [stderr]    Compiling pest_generator v2.8.4
[INFO] [stderr]    Compiling cssparser-macros v0.6.1
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]     Checking http-body v1.0.1
[INFO] [stderr]     Checking http-body-util v0.1.3
[INFO] [stderr]    Compiling match_token v0.35.0
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]     Checking tokio v1.48.0
[INFO] [stderr]     Checking regex-automata v0.4.13
[INFO] [stderr]    Compiling phf_generator v0.11.3
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]    Compiling phf_codegen v0.11.3
[INFO] [stderr]    Compiling string_cache_codegen v0.5.4
[INFO] [stderr]    Compiling phf_macros v0.11.3
[INFO] [stderr]     Checking tungstenite v0.28.0
[INFO] [stderr]     Checking http-body v0.4.6
[INFO] [stderr]     Checking num-iter v0.1.45
[INFO] [stderr]     Checking socket2 v0.5.10
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]     Checking notify-types v2.0.0
[INFO] [stderr]    Compiling pulldown-cmark v0.10.3
[INFO] [stderr]     Checking num-modular v0.6.1
[INFO] [stderr]     Checking notify v8.2.0
[INFO] [stderr]     Checking bit-set v0.5.3
[INFO] [stderr]    Compiling openssl-sys v0.9.111
[INFO] [stderr]    Compiling time-macros v0.2.24
[INFO] [stderr]    Compiling pest_derive v2.8.4
[INFO] [stderr]     Checking phf v0.11.3
[INFO] [stderr]     Checking axum-core v0.5.5
[INFO] [stderr]     Checking cssparser v0.35.0
[INFO] [stderr]    Compiling web_atoms v0.1.3
[INFO] [stderr]     Checking crossbeam-deque v0.8.6
[INFO] [stderr]     Checking num-order v1.2.0
[INFO] [stderr]     Checking nom v8.0.0
[INFO] [stderr]     Checking matchit v0.8.4
[INFO] [stderr]    Compiling openssl v0.10.75
[INFO] [stderr]    Compiling native-tls v0.2.14
[INFO] [stderr]     Checking pulldown-cmark-escape v0.10.1
[INFO] [stderr]     Checking maplit v1.0.2
[INFO] [stderr]     Checking jiff v0.2.16
[INFO] [stderr]     Checking chrono v0.4.42
[INFO] [stderr]     Checking terminal_size v0.4.3
[INFO] [stderr]     Checking clap_builder v4.5.53
[INFO] [stderr]     Checking tempfile v3.23.0
[INFO] [stderr] error: could not compile `serde_core` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/da3f5c31e5535b3dc210067de660a45784ae1e9c/bin/rustc --crate-name serde_core --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/serde_core-1.0.228/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="alloc"' --cfg 'feature="default"' --cfg 'feature="result"' --cfg 'feature="std"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("alloc", "default", "rc", "result", "std", "unstable"))' -C metadata=13ffaf9328f0fbd5 -C extra-filename=-4eaec148b7690d44 --out-dir /opt/rustwide/target/debug/build/serde_core/4eaec148b7690d44/out --cap-lints allow --cap-lints=forbid --check-cfg 'cfg(if_docsrs_then_no_serde_core)' --check-cfg 'cfg(no_core_cstr)' --check-cfg 'cfg(no_core_error)' --check-cfg 'cfg(no_core_net)' --check-cfg 'cfg(no_core_num_saturating)' --check-cfg 'cfg(no_diagnostic_namespace)' --check-cfg 'cfg(no_serde_derive)' --check-cfg 'cfg(no_std_atomic)' --check-cfg 'cfg(no_std_atomic64)' --check-cfg 'cfg(no_target_has_atomic)'` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "ca3ad9ad1aafc89256b662509400c891cbb56fdaeaa55775e95e53952fc2d333", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca3ad9ad1aafc89256b662509400c891cbb56fdaeaa55775e95e53952fc2d333", kill_on_drop: false }`
[INFO] [stdout] ca3ad9ad1aafc89256b662509400c891cbb56fdaeaa55775e95e53952fc2d333
