[INFO] fetching crate knots 1.15.1...
[INFO] checking knots-1.15.1 against 3d50c25bc66853bf0ad205529d0f305a1d841b5e for pr-159598
[INFO] extracting crate knots 1.15.1 into /workspace/builds/worker-6-tc1/source
[INFO] removed /workspace/builds/worker-6-tc1/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate knots 1.15.1
[INFO] finished tweaking crates.io crate knots 1.15.1
[INFO] tweaked toml for crates.io crate knots 1.15.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate knots 1.15.1 on toolchain 3d50c25bc66853bf0ad205529d0f305a1d841b5e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3d50c25bc66853bf0ad205529d0f305a1d841b5e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate knots 1.15.1 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" "+3d50c25bc66853bf0ad205529d0f305a1d841b5e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tree-sitter v0.25.10
[INFO] [stderr]   Downloaded lang-parsing-substrate v0.4.0
[INFO] [stderr]   Downloaded tree-sitter-ada v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:00c5645b54fe3ce5dae1417175e3c7fb6a6646c021d554ecd63a097b8b9f3602" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 70171c4279760b229cad08a54380c4f5f42a282c0835d8708f473bb1d077e191
[INFO] running `Command { std: "docker" "start" "70171c4279760b229cad08a54380c4f5f42a282c0835d8708f473bb1d077e191", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "70171c4279760b229cad08a54380c4f5f42a282c0835d8708f473bb1d077e191", 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" "70171c4279760b229cad08a54380c4f5f42a282c0835d8708f473bb1d077e191" "/opt/rustwide/cargo-home/bin/cargo" "+3d50c25bc66853bf0ad205529d0f305a1d841b5e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "70171c4279760b229cad08a54380c4f5f42a282c0835d8708f473bb1d077e191", 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" "70171c4279760b229cad08a54380c4f5f42a282c0835d8708f473bb1d077e191" "/opt/rustwide/cargo-home/bin/cargo" "+3d50c25bc66853bf0ad205529d0f305a1d841b5e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling tree-sitter-language v0.1.7
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]     Checking aho-corasick v1.1.4
[INFO] [stderr]     Checking bstr v1.12.3
[INFO] [stderr]    Compiling tree-sitter-ada v0.1.0
[INFO] [stderr]    Compiling tree-sitter-c-sharp v0.23.5
[INFO] [stderr]    Compiling tree-sitter-kotlin-ng v1.1.0
[INFO] [stderr]    Compiling tree-sitter-javascript v0.25.0
[INFO] [stderr]    Compiling tree-sitter-typescript v0.23.2
[INFO] [stderr]    Compiling tree-sitter-java v0.23.5
[INFO] [stderr]    Compiling tree-sitter-c v0.24.2
[INFO] [stderr]    Compiling tree-sitter-swift v0.7.3
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling tree-sitter-go v0.25.0
[INFO] [stderr]    Compiling tree-sitter-scala v0.26.0
[INFO] [stderr]    Compiling tree-sitter-fortran v0.6.0
[INFO] [stderr]    Compiling tree-sitter-rust v0.24.2
[INFO] [stderr]    Compiling tree-sitter-cpp v0.23.4
[INFO] [stderr]    Compiling tree-sitter-python v0.25.0
[INFO] [stderr]    Compiling tree-sitter-php v0.24.2
[INFO] [stderr]    Compiling tree-sitter-lua v0.5.0
[INFO] [stderr]     Checking streaming-iterator v0.1.9
[INFO] [stderr]    Compiling syn v2.0.108
[INFO] [stderr]     Checking regex-automata v0.4.13
[INFO] [stderr]     Checking clap_builder v4.5.51
[INFO] [stderr]     Checking globset v0.4.18
[INFO] [stderr]     Checking regex v1.12.2
[INFO] [stderr]     Checking ignore v0.4.26
[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/3d50c25bc66853bf0ad205529d0f305a1d841b5e/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.108/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,test)' --check-cfg 'cfg(feature, values("clone-impls", "default", "derive", "extra-traits", "fold", "full", "parsing", "printing", "proc-macro", "test", "visit", "visit-mut"))' -C metadata=9077a40f394f9094 -C extra-filename=-702c664785850274 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-43e32a25692bf44a.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-2c160e35ae4bb1e8.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-9533002ac35f5809.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "70171c4279760b229cad08a54380c4f5f42a282c0835d8708f473bb1d077e191", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70171c4279760b229cad08a54380c4f5f42a282c0835d8708f473bb1d077e191", kill_on_drop: false }`
[INFO] [stdout] 70171c4279760b229cad08a54380c4f5f42a282c0835d8708f473bb1d077e191
