[INFO] fetching crate mecha10-nodes-simulation-bridge 0.1.25...
[INFO] checking mecha10-nodes-simulation-bridge-0.1.25 against f3df2feb79b2422c028f78855ec6ffe2e212d7cc for pr-163699
[INFO] extracting crate mecha10-nodes-simulation-bridge 0.1.25 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate mecha10-nodes-simulation-bridge 0.1.25
[INFO] finished tweaking crates.io crate mecha10-nodes-simulation-bridge 0.1.25
[INFO] tweaked toml for crates.io crate mecha10-nodes-simulation-bridge 0.1.25 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mecha10-nodes-simulation-bridge 0.1.25 on toolchain f3df2feb79b2422c028f78855ec6ffe2e212d7cc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f3df2feb79b2422c028f78855ec6ffe2e212d7cc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mecha10-nodes-simulation-bridge 0.1.25 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" "+f3df2feb79b2422c028f78855ec6ffe2e212d7cc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 172dd294b21b7b792b2c5861d1b12a98bb7aea8707b73eb2e266ea4f42f7e952
[INFO] running `Command { std: "docker" "start" "172dd294b21b7b792b2c5861d1b12a98bb7aea8707b73eb2e266ea4f42f7e952", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "172dd294b21b7b792b2c5861d1b12a98bb7aea8707b73eb2e266ea4f42f7e952", 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" "172dd294b21b7b792b2c5861d1b12a98bb7aea8707b73eb2e266ea4f42f7e952" "/opt/rustwide/cargo-home/bin/cargo" "+f3df2feb79b2422c028f78855ec6ffe2e212d7cc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "172dd294b21b7b792b2c5861d1b12a98bb7aea8707b73eb2e266ea4f42f7e952", 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" "172dd294b21b7b792b2c5861d1b12a98bb7aea8707b73eb2e266ea4f42f7e952" "/opt/rustwide/cargo-home/bin/cargo" "+f3df2feb79b2422c028f78855ec6ffe2e212d7cc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling unicode-ident v1.0.22
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]     Checking memchr v2.7.6
[INFO] [stderr]     Checking bytes v1.10.1
[INFO] [stderr]     Checking subtle v2.6.1
[INFO] [stderr]    Compiling find-msvc-tools v0.1.4
[INFO] [stderr]    Compiling icu_properties_data v2.1.1
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]    Compiling portable-atomic v1.11.1
[INFO] [stderr]     Checking bitflags v2.10.0
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]    Compiling time-core v0.1.6
[INFO] [stderr]    Compiling num-conv v0.1.0
[INFO] [stderr]     Checking deranged v0.5.5
[INFO] [stderr]     Checking base64ct v1.8.0
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]     Checking regex-syntax v0.8.8
[INFO] [stderr]    Compiling openssl v0.10.75
[INFO] [stderr]    Compiling time-macros v0.2.24
[INFO] [stderr]    Compiling native-tls v0.2.14
[INFO] [stderr]     Checking arc-swap v1.7.1
[INFO] [stderr]    Compiling semver v1.0.27
[INFO] [stderr]    Compiling oid-registry v0.7.1
[INFO] [stderr]     Checking anstyle-query v1.1.4
[INFO] [stderr]     Checking anstream v0.6.21
[INFO] [stderr]     Checking num-iter v0.1.45
[INFO] [stderr]     Checking pem-rfc7468 v0.7.0
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]     Checking aho-corasick v1.1.4
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]     Checking http v1.3.1
[INFO] [stderr]     Checking http v0.2.12
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]     Checking iri-string v0.7.9
[INFO] [stderr]    Compiling syn v2.0.110
[INFO] [stderr]    Compiling curve25519-dalek v4.1.3
[INFO] [stderr]     Checking clap_lex v0.7.6
[INFO] [stderr]     Checking bit-set v0.5.3
[INFO] [stderr]    Compiling nasm-rs v0.3.1
[INFO] [stderr]     Checking clap_builder v4.5.51
[INFO] [stderr]     Checking nom v8.0.0
[INFO] [stderr]     Checking num-rational v0.4.2
[INFO] [stderr]     Checking crossbeam-channel v0.5.15
[INFO] [stderr]    Compiling substring v1.4.5
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]     Checking http-body v1.0.1
[INFO] [stderr]     Checking winnow v0.7.13
[INFO] [stderr]     Checking simd-adler32 v0.3.7
[INFO] [stderr]     Checking num v0.4.3
[INFO] [stderr]     Checking http-body-util v0.1.3
[INFO] [stderr]    Compiling rustls v0.23.35
[INFO] [stderr]     Checking miniz_oxide v0.8.9
[INFO] [stderr]     Checking fraction v0.15.3
[INFO] [stderr]     Checking http-body v0.4.6
[INFO] [stderr]     Checking bstr v1.12.1
[INFO] [stderr]    Compiling cc v1.2.45
[INFO] [stderr]     Checking waitgroup v0.1.2
[INFO] [stderr]     Checking time v0.3.44
[INFO] [stderr]     Checking serde_with v3.15.1
[INFO] [stderr]     Checking bytecount v0.6.9
[INFO] [stderr]     Checking num-cmp v0.1.0
[INFO] [stderr]     Checking unsafe-libyaml v0.2.11
[INFO] [stderr]     Checking flate2 v1.1.5
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]     Checking mio v1.1.0
[INFO] [stderr]     Checking signal-hook-registry v1.4.6
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking socket2 v0.6.1
[INFO] [stderr]     Checking getrandom v0.3.4
[INFO] [stderr]     Checking nix v0.26.4
[INFO] [stderr]     Checking socket2 v0.5.10
[INFO] [stderr]     Checking regex-automata v0.4.13
[INFO] [stderr]     Checking ff v0.13.1
[INFO] [stderr]     Checking rand_core v0.9.3
[INFO] [stderr]     Checking group v0.13.0
[INFO] [stderr]     Checking uuid v1.18.1
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking inotify-sys v0.1.5
[INFO] [stderr]     Checking filetime v0.2.26
[INFO] [stderr]     Checking mio v0.8.11
[INFO] [stderr]     Checking inotify v0.9.6
[INFO] [stderr]     Checking rusticata-macros v4.1.0
[INFO] [stderr]     Checking nix v0.27.1
[INFO] [stderr]     Checking rand v0.9.2
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking safe_arch v0.7.4
[INFO] [stderr]     Checking pxfm v0.1.25
[INFO] [stderr]     Checking glob v0.3.3
[INFO] [stderr]     Checking notify v6.1.1
[INFO] [stderr]     Checking wide v0.7.33
[INFO] [stderr]     Checking sysinfo v0.30.13
[INFO] [stderr]     Checking hdrhistogram v7.5.4
[INFO] [stderr]     Checking serde_path_to_error v0.1.20
[INFO] [stderr]     Checking tower-http v0.5.2
[INFO] [stderr]    Compiling openssl-sys v0.9.111
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling openh264-sys2 v0.9.0
[INFO] [stderr]     Checking yasna v0.5.2
[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/f3df2feb79b2422c028f78855ec6ffe2e212d7cc/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.110/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat,unused-externs-silent --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="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=af12f4328009ee72 -C extra-filename=-16d1288c9bde6e77 --out-dir /opt/rustwide/target/debug/build/syn/16d1288c9bde6e77/out -L dependency=/opt/rustwide/target/debug/build/proc-macro2/43e32a25692bf44a/out -L dependency=/opt/rustwide/target/debug/build/unicode-ident/9533002ac35f5809/out --extern proc_macro2=/opt/rustwide/target/debug/build/proc-macro2/43e32a25692bf44a/out/libproc_macro2-43e32a25692bf44a.rmeta --extern quote=/opt/rustwide/target/debug/build/quote/bb3f6317720419af/out/libquote-bb3f6317720419af.rmeta --extern unicode_ident=/opt/rustwide/target/debug/build/unicode-ident/9533002ac35f5809/out/libunicode_ident-9533002ac35f5809.rmeta --cap-lints allow --cap-lints=forbid --force-warn=unused_crate_dependencies` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "172dd294b21b7b792b2c5861d1b12a98bb7aea8707b73eb2e266ea4f42f7e952", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "172dd294b21b7b792b2c5861d1b12a98bb7aea8707b73eb2e266ea4f42f7e952", kill_on_drop: false }`
[INFO] [stdout] 172dd294b21b7b792b2c5861d1b12a98bb7aea8707b73eb2e266ea4f42f7e952