[INFO] fetching crate huub-cli 100.1.0...
[INFO] documenting huub-cli-100.1.0 against 1.97.0-beta.6 for beta-rustdoc-1.98-1
[INFO] extracting crate huub-cli 100.1.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate huub-cli 100.1.0
[INFO] finished tweaking crates.io crate huub-cli 100.1.0
[INFO] tweaked toml for crates.io crate huub-cli 100.1.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate huub-cli 100.1.0 on toolchain 1.97.0-beta.6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.97.0-beta.6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate huub-cli 100.1.0 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" "+1.97.0-beta.6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rangelist v0.4.0
[INFO] [stderr]   Downloaded pindakaas v0.2.3
[INFO] [stderr]   Downloaded rangelist v0.3.2
[INFO] [stderr]   Downloaded expect-test v1.5.1
[INFO] [stderr]   Downloaded huub v100.1.0
[INFO] [stderr]   Downloaded pindakaas-cadical v0.2.1
[INFO] [stderr]   Downloaded flatzinc-serde v0.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:3d5ced03c013a94a2f102a4510f48a6e9184255caf5fd8244f58017bde7f5210" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] cfd762b2debfe4749a874c0449f36666af095bb58aaae02724365ec48b67f0b9
[INFO] running `Command { std: "docker" "start" "cfd762b2debfe4749a874c0449f36666af095bb58aaae02724365ec48b67f0b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cfd762b2debfe4749a874c0449f36666af095bb58aaae02724365ec48b67f0b9", 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" "cfd762b2debfe4749a874c0449f36666af095bb58aaae02724365ec48b67f0b9" "/opt/rustwide/cargo-home/bin/cargo" "+1.97.0-beta.6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cfd762b2debfe4749a874c0449f36666af095bb58aaae02724365ec48b67f0b9", 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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "cfd762b2debfe4749a874c0449f36666af095bb58aaae02724365ec48b67f0b9" "/opt/rustwide/cargo-home/bin/cargo" "+1.97.0-beta.6" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling libc v0.2.186
[INFO] [stderr]     Checking rangelist v0.4.0
[INFO] [stderr]     Checking rangelist v0.3.2
[INFO] [stderr]     Checking log v0.4.30
[INFO] [stderr]     Checking nix v0.31.3
[INFO] [stderr]     Checking humantime v2.3.0
[INFO] [stderr]     Checking serde_json v1.0.150
[INFO] [stderr]     Checking tracing-log v0.2.0
[INFO] [stderr]     Checking tracing-subscriber v0.3.23
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]     Checking ctrlc v3.5.2
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]    Compiling cc v1.2.62
[INFO] [stderr]    Compiling pindakaas-cadical v0.2.1
[INFO] [stderr]    Compiling libmimalloc-sys v0.1.49
[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/1.97.0-beta.6-x86_64-unknown-linux-gnu/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.117/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="extra-traits"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="visit"' --cfg 'feature="visit-mut"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("clone-impls", "default", "derive", "extra-traits", "fold", "full", "parsing", "printing", "proc-macro", "test", "visit", "visit-mut"))' -C metadata=bdcb3e2a2755a22f -C extra-filename=-7ee6cc5d33877df6 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-154be7f81f34ed1b.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-a87dd5cb7e80719c.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-86faa6b6bcc5b157.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "cfd762b2debfe4749a874c0449f36666af095bb58aaae02724365ec48b67f0b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfd762b2debfe4749a874c0449f36666af095bb58aaae02724365ec48b67f0b9", kill_on_drop: false }`
[INFO] [stdout] cfd762b2debfe4749a874c0449f36666af095bb58aaae02724365ec48b67f0b9
