[INFO] fetching crate cairo-execute 2.20.0...
[INFO] checking cairo-execute-2.20.0 against 65c7d39f9c2b9d5c316725cb48fa3d360c64c663 for pr-161253
[INFO] extracting crate cairo-execute 2.20.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate cairo-execute 2.20.0
[INFO] finished tweaking crates.io crate cairo-execute 2.20.0
[INFO] tweaked toml for crates.io crate cairo-execute 2.20.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate cairo-execute 2.20.0 on toolchain 65c7d39f9c2b9d5c316725cb48fa3d360c64c663
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+65c7d39f9c2b9d5c316725cb48fa3d360c64c663" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate cairo-execute 2.20.0 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" "+65c7d39f9c2b9d5c316725cb48fa3d360c64c663" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] b18aabf28faddbdb5f01a6b3ccc73eb0d59ccdd0e64cc79955215bbc8d4ffe49
[INFO] running `Command { std: "docker" "start" "b18aabf28faddbdb5f01a6b3ccc73eb0d59ccdd0e64cc79955215bbc8d4ffe49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b18aabf28faddbdb5f01a6b3ccc73eb0d59ccdd0e64cc79955215bbc8d4ffe49", 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" "b18aabf28faddbdb5f01a6b3ccc73eb0d59ccdd0e64cc79955215bbc8d4ffe49" "/opt/rustwide/cargo-home/bin/cargo" "+65c7d39f9c2b9d5c316725cb48fa3d360c64c663" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b18aabf28faddbdb5f01a6b3ccc73eb0d59ccdd0e64cc79955215bbc8d4ffe49", 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" "b18aabf28faddbdb5f01a6b3ccc73eb0d59ccdd0e64cc79955215bbc8d4ffe49" "/opt/rustwide/cargo-home/bin/cargo" "+65c7d39f9c2b9d5c316725cb48fa3d360c64c663" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling quote v1.0.46
[INFO] [stderr]    Compiling autocfg v1.5.1
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling zerocopy v0.8.53
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling crossbeam-utils v0.8.22
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.20
[INFO] [stderr]     Checking typenum v1.20.1
[INFO] [stderr]    Compiling crossbeam-deque v0.8.7
[INFO] [stderr]     Checking memchr v2.8.3
[INFO] [stderr]    Compiling typeid v1.0.3
[INFO] [stderr]     Checking getrandom v0.2.17
[INFO] [stderr]     Checking smallvec v1.15.2
[INFO] [stderr]     Checking log v0.4.33
[INFO] [stderr]     Checking either v1.16.0
[INFO] [stderr]    Compiling portable-atomic v1.13.1
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling cfg-if v1.0.4
[INFO] [stderr]    Compiling allocator-api2 v0.2.21
[INFO] [stderr]    Compiling regex-syntax v0.8.11
[INFO] [stderr]    Compiling foldhash v0.2.0
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling lock_api v0.4.14
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling serde_json v1.0.150
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling memoffset v0.9.1
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling hashbrown v0.17.1
[INFO] [stderr]    Compiling ref-cast v1.0.25
[INFO] [stderr]     Checking aho-corasick v1.1.4
[INFO] [stderr]     Checking inventory v0.3.24
[INFO] [stderr]     Checking time-core v0.1.9
[INFO] [stderr]    Compiling syn v2.0.118
[INFO] [stderr]     Checking num-conv v0.2.2
[INFO] [stderr]     Checking deranged v0.5.8
[INFO] [stderr]     Checking intrusive-collections v0.10.2
[INFO] [stderr]     Checking rayon-core v1.13.0
[INFO] [stderr]     Checking crossbeam-queue v0.3.13
[INFO] [stderr]     Checking tracing-log v0.2.0
[INFO] [stderr]     Checking thread_local v1.1.9
[INFO] [stderr]     Checking dyn-clone v1.0.20
[INFO] [stderr]     Checking salsa-macro-rules v0.27.2
[INFO] [stderr]     Checking rustc-hash v2.1.3
[INFO] [stderr]     Checking thin-vec v0.2.18
[INFO] [stderr]     Checking nu-ansi-term v0.50.3
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking boxcar v0.2.14
[INFO] [stderr]     Checking rayon v1.12.0
[INFO] [stderr]    Compiling indexmap v2.14.0
[INFO] [stderr]     Checking itertools v0.15.0
[INFO] [stderr]    Compiling once_cell v1.21.4
[INFO] [stderr]    Compiling pin-project-lite v0.2.17
[INFO] [stderr]    Compiling tracing-core v0.1.36
[INFO] [stderr]     Checking generic-array v0.14.7
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]     Checking time v0.3.53
[INFO] [stderr]    Compiling sharded-slab v0.1.7
[INFO] [stderr]     Checking regex-automata v0.4.14
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking crypto-common v0.1.7
[INFO] [stderr]    Compiling num-bigint v0.4.8
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]    Compiling hashlink v0.12.1
[INFO] [stderr]     Checking smol_str v0.3.6
[INFO] [stderr]     Checking keccak v0.1.6
[INFO] [stderr]     Checking sha2 v0.10.9
[INFO] [stderr]     Checking sha3 v0.10.9
[INFO] [stderr]    Compiling vector-map v1.1.0
[INFO] [stderr]     Checking hybrid-array v0.4.13
[INFO] [stderr]    Compiling anyhow v1.0.103
[INFO] [stderr]     Checking blake2 v0.10.6
[INFO] [stderr]     Checking winnow v1.0.3
[INFO] [stderr]    Compiling id-arena v2.3.0
[INFO] [stderr]     Checking toml_datetime v1.1.1+spec-1.1.0
[INFO] [stderr]     Checking serde_spanned v1.1.1
[INFO] [stderr]     Checking toml_writer v1.1.1+spec-1.1.0
[INFO] [stderr]     Checking const-oid v0.10.2
[INFO] [stderr]     Checking toml_parser v1.1.2+spec-1.1.0
[INFO] [stderr]     Checking semver v1.0.28
[INFO] [stderr]     Checking crypto-common v0.2.2
[INFO] [stderr]     Checking block-buffer v0.12.1
[INFO] [stderr]    Compiling siphasher v1.0.3
[INFO] [stderr]    Compiling genco-macros v0.19.0
[INFO] [stderr]    Compiling lalrpop-util v0.23.1
[INFO] [stderr]     Checking path-clean v1.0.1
[INFO] [stderr]    Compiling unicode-xid v0.2.6
[INFO] [stderr]    Compiling foldhash v0.1.5
[INFO] [stderr]    Compiling matrixmultiply v0.3.10
[INFO] [stderr]    Compiling phf_shared v0.13.1
[INFO] [stderr]    Compiling hashbrown v0.15.5
[INFO] [stderr]     Checking keccak v0.2.0
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling bit-vec v0.9.1
[INFO] [stderr]    Compiling fixedbitset v0.5.7
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]     Checking toml v1.1.2+spec-1.1.0
[INFO] [stderr]     Checking sponge-cursor v0.1.0
[INFO] [stderr]    Compiling term v1.2.1
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.6
[INFO] [stderr]    Compiling string_cache v0.9.0
[INFO] [stderr]    Compiling bit-set v0.9.1
[INFO] [stderr]    Compiling walkdir v2.5.0
[INFO] [stderr]    Compiling ena v0.14.4
[INFO] [stderr]    Compiling itertools v0.14.0
[INFO] [stderr]    Compiling xshell-macros v0.2.7
[INFO] [stderr]    Compiling ascii-canvas v4.0.0
[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/65c7d39f9c2b9d5c316725cb48fa3d360c64c663/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.118/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -Z embed-metadata=no -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=f1a5a1544ac3c158 -C extra-filename=-625ec1625a375fb4 --out-dir /opt/rustwide/target/debug/build/syn/625ec1625a375fb4/out -L dependency=/opt/rustwide/target/debug/build/proc-macro2/a2d87d99a0278af7/out -L dependency=/opt/rustwide/target/debug/build/quote/377d24fc7da48a80/out -L dependency=/opt/rustwide/target/debug/build/unicode-ident/8c98a1a0e58216a9/out --extern proc_macro2=/opt/rustwide/target/debug/build/proc-macro2/a2d87d99a0278af7/out/libproc_macro2-a2d87d99a0278af7.rmeta --extern quote=/opt/rustwide/target/debug/build/quote/377d24fc7da48a80/out/libquote-377d24fc7da48a80.rmeta --extern unicode_ident=/opt/rustwide/target/debug/build/unicode-ident/8c98a1a0e58216a9/out/libunicode_ident-8c98a1a0e58216a9.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" "b18aabf28faddbdb5f01a6b3ccc73eb0d59ccdd0e64cc79955215bbc8d4ffe49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b18aabf28faddbdb5f01a6b3ccc73eb0d59ccdd0e64cc79955215bbc8d4ffe49", kill_on_drop: false }`
[INFO] [stdout] b18aabf28faddbdb5f01a6b3ccc73eb0d59ccdd0e64cc79955215bbc8d4ffe49