[INFO] cloning repository https://github.com/attakdefand/small-equation
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/attakdefand/small-equation" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fattakdefand%2Fsmall-equation", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fattakdefand%2Fsmall-equation'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f226eeb67b10659b2ee65ad65a9b4c88bb147659
[INFO] documenting attakdefand/small-equation against 1.91.0 for beta-1.92-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fattakdefand%2Fsmall-equation" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
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[INFO] started tweaking git repo https://github.com/attakdefand/small-equation
[INFO] removed 0 missing examples
[INFO] finished tweaking git repo https://github.com/attakdefand/small-equation
[INFO] tweaked toml for git repo https://github.com/attakdefand/small-equation written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/attakdefand/small-equation on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/attakdefand/small-equation 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" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 1 package to latest compatible version
[INFO] [stderr]       Adding console_error_panic_hook v0.1.7
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded refinery-macros v0.8.16
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[INFO] [stderr]   Downloaded dsl_auto_type v0.2.0
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[INFO] [stderr]   Downloaded downcast-rs v2.0.2
[INFO] [stderr]   Downloaded darling_core v0.21.3
[INFO] [stderr]   Downloaded criterion v0.4.0
[INFO] [stderr]   Downloaded diesel_derives v2.3.3
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d9d709126d533fda50218d1ba2d4002ee214778164a1734bb652dbb5ec53067f
[INFO] running `Command { std: "docker" "start" "-a" "d9d709126d533fda50218d1ba2d4002ee214778164a1734bb652dbb5ec53067f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d9d709126d533fda50218d1ba2d4002ee214778164a1734bb652dbb5ec53067f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9d709126d533fda50218d1ba2d4002ee214778164a1734bb652dbb5ec53067f", kill_on_drop: false }`
[INFO] [stdout] d9d709126d533fda50218d1ba2d4002ee214778164a1734bb652dbb5ec53067f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1f15f1f4e4ea6bfa2e21de0ce929045656039c01d705ce4343b84c4e6720b1d9
[INFO] running `Command { std: "docker" "start" "-a" "1f15f1f4e4ea6bfa2e21de0ce929045656039c01d705ce4343b84c4e6720b1d9", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.19
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling zerocopy v0.8.27
[INFO] [stderr]    Compiling stable_deref_trait v1.2.1
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[INFO] [stderr]    Compiling litemap v0.8.0
[INFO] [stderr]    Compiling writeable v0.6.1
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[INFO] [stderr]     Checking once_cell v1.21.3
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[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking crypto-common v0.1.6
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[INFO] [stderr]     Checking getrandom v0.2.16
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[INFO] [stderr]     Checking fallible-iterator v0.2.0
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[INFO] [stderr]    Compiling matrixmultiply v0.3.10
[INFO] [stderr]     Checking unicode-properties v0.1.3
[INFO] [stderr]    Compiling time-core v0.1.6
[INFO] [stderr]    Compiling quote v1.0.41
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[INFO] [stderr]     Checking cpufeatures v0.2.17
[INFO] [stderr]     Checking unicode-bidi v0.3.18
[INFO] [stderr]     Checking winnow v0.7.13
[INFO] [stderr]    Compiling num-conv v0.1.0
[INFO] [stderr]     Checking toml_write v0.1.2
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking wide v0.7.33
[INFO] [stderr]     Checking stringprep v0.1.5
[INFO] [stderr]     Checking sha2 v0.10.9
[INFO] [stderr]    Compiling walkdir v2.5.0
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[INFO] [stderr]    Compiling libsqlite3-sys v0.25.2
[INFO] [stderr]     Checking hmac v0.12.1
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[INFO] [stderr]     Checking fallible-streaming-iterator v0.1.9
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[INFO] [stderr]    Compiling diesel_derives v2.3.3
[INFO] [stderr]     Checking rawpointer v0.2.1
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[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking scheduled-thread-pool v0.2.7
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking rand v0.9.2
[INFO] [stderr]     Checking phf_shared v0.13.1
[INFO] [stderr]     Checking futures-task v0.3.31
[INFO] [stderr]     Checking hashlink v0.8.4
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking phf v0.13.1
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]     Checking r2d2 v0.8.10
[INFO] [stderr]     Checking num-iter v0.1.45
[INFO] [stderr]     Checking simba v0.6.0
[INFO] [stderr]     Checking bitflags v2.9.4
[INFO] [stderr]     Checking downcast-rs v2.0.2
[INFO] [stderr]     Checking whoami v1.6.1
[INFO] [stderr]     Checking postgres-protocol v0.6.9
[INFO] [stderr]     Checking iana-time-zone v0.1.64
[INFO] [stderr]     Checking rayon v1.11.0
[INFO] [stderr]     Checking num v0.4.3
[INFO] [stderr]     Checking rand_distr v0.4.3
[INFO] [stderr]     Checking postgres-types v0.2.11
[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/1.91.0-x86_64-unknown-linux-gnu/bin/rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-1.0.109/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"' --cfg 'feature="quote"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("clone-impls", "default", "derive", "extra-traits", "fold", "full", "parsing", "printing", "proc-macro", "quote", "test", "visit", "visit-mut"))' -C metadata=fad0d615a35e6474 -C extra-filename=-3ed0a0256f632b6c --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-b0ad4bb2ceeb2775.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-7a4f23232c02198e.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-bcbe9b08b6cb0188.rmeta --cap-lints allow --cap-lints=warn --cfg syn_disable_nightly_tests` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "1f15f1f4e4ea6bfa2e21de0ce929045656039c01d705ce4343b84c4e6720b1d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f15f1f4e4ea6bfa2e21de0ce929045656039c01d705ce4343b84c4e6720b1d9", kill_on_drop: false }`
[INFO] [stdout] 1f15f1f4e4ea6bfa2e21de0ce929045656039c01d705ce4343b84c4e6720b1d9