[INFO] fetching crate mdcat 2.7.1...
[INFO] building mdcat-2.7.1 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate mdcat 2.7.1 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate mdcat 2.7.1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate mdcat 2.7.1
[INFO] tweaked toml for crates.io crate mdcat 2.7.1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mdcat 2.7.1 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mdcat 2.7.1 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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 44b08b2cec9ee4d83115c9902cc4fc1d5cbcaef7236b4016a904ece9b665cf59
[INFO] running `Command { std: "docker" "start" "-a" "44b08b2cec9ee4d83115c9902cc4fc1d5cbcaef7236b4016a904ece9b665cf59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "44b08b2cec9ee4d83115c9902cc4fc1d5cbcaef7236b4016a904ece9b665cf59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44b08b2cec9ee4d83115c9902cc4fc1d5cbcaef7236b4016a904ece9b665cf59", kill_on_drop: false }`
[INFO] [stdout] 44b08b2cec9ee4d83115c9902cc4fc1d5cbcaef7236b4016a904ece9b665cf59
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bc42e41de8dfa24224433f7814f8b197ef1997ce5ea8d0803403122d16d6b225
[INFO] running `Command { std: "docker" "start" "-a" "bc42e41de8dfa24224433f7814f8b197ef1997ce5ea8d0803403122d16d6b225", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling adler2 v2.0.0
[INFO] [stderr]    Compiling libc v0.2.164
[INFO] [stderr]    Compiling simd-adler32 v0.3.7
[INFO] [stderr]    Compiling crc32fast v1.4.2
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling cc v1.2.1
[INFO] [stderr]    Compiling log v0.4.22
[INFO] [stderr]    Compiling arrayvec v0.7.6
[INFO] [stderr]    Compiling miniz_oxide v0.8.0
[INFO] [stderr]    Compiling serde v1.0.215
[INFO] [stderr]    Compiling bytemuck v1.20.0
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling libm v0.2.11
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.89
[INFO] [stderr]    Compiling crossbeam-deque v0.8.5
[INFO] [stderr]    Compiling flate2 v1.0.35
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling itoa v1.0.13
[INFO] [stderr]    Compiling bit-set v0.5.3
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling bitflags v2.6.0
[INFO] [stderr]    Compiling serde_json v1.0.133
[INFO] [stderr]    Compiling anyhow v1.0.93
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]    Compiling powerfmt v0.2.0
[INFO] [stderr]    Compiling core_maths v0.1.0
[INFO] [stderr]    Compiling deranged v0.3.11
[INFO] [stderr]    Compiling libz-sys v1.1.20
[INFO] [stderr]    Compiling openssl-sys v0.9.104
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling slotmap v1.0.7
[INFO] [stderr]    Compiling hashbrown v0.15.1
[INFO] [stderr]    Compiling float-cmp v0.9.0
[INFO] [stderr]    Compiling time-core v0.1.2
[INFO] [stderr]    Compiling num-conv v0.1.0
[INFO] [stderr]    Compiling paste v1.0.15
[INFO] [stderr]    Compiling built v0.7.5
[INFO] [stderr]    Compiling aligned-vec v0.5.0
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling walkdir v2.5.0
[INFO] [stderr]    Compiling rav1e v0.7.1
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling num-rational v0.4.2
[INFO] [stderr]    Compiling v_frame v0.3.8
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling indexmap v2.6.0
[INFO] [stderr]    Compiling time v0.3.36
[INFO] [stderr]    Compiling strict-num v0.1.1
[INFO] [stderr]    Compiling ttf-parser v0.24.1
[INFO] [stderr]    Compiling synstructure v0.13.1
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling regex v1.11.1
[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/4987e9d4227139400384ab59296ffee3b0fb1183/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.89/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="fold"' --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=fee30db923951836 -C extra-filename=-609e9bf969712c75 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-f77d51280df25a86.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-b19d02e79eb7f315.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-13328ff8d6cc16fd.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" "bc42e41de8dfa24224433f7814f8b197ef1997ce5ea8d0803403122d16d6b225", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc42e41de8dfa24224433f7814f8b197ef1997ce5ea8d0803403122d16d6b225", kill_on_drop: false }`
[INFO] [stdout] bc42e41de8dfa24224433f7814f8b197ef1997ce5ea8d0803403122d16d6b225