[INFO] fetching crate kungfu 0.2.3...
[INFO] checking kungfu-0.2.3 against 011c518242557d21690f7936b5812318dc2fec47 for pr-159877
[INFO] extracting crate kungfu 0.2.3 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate kungfu 0.2.3
[INFO] finished tweaking crates.io crate kungfu 0.2.3
[INFO] tweaked toml for crates.io crate kungfu 0.2.3 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate kungfu 0.2.3 on toolchain 011c518242557d21690f7936b5812318dc2fec47
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+011c518242557d21690f7936b5812318dc2fec47" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate kungfu 0.2.3 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" "+011c518242557d21690f7936b5812318dc2fec47" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:1fa6594d87c8fa7b311925a7a77a16f539833322d9dfba4ce891f211db2f90b1" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 65a0e25781736ff5fba770a77e76e0182ec75a132a5e1dc61c043714ee142965
[INFO] running `Command { std: "docker" "start" "65a0e25781736ff5fba770a77e76e0182ec75a132a5e1dc61c043714ee142965", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "65a0e25781736ff5fba770a77e76e0182ec75a132a5e1dc61c043714ee142965", 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" "65a0e25781736ff5fba770a77e76e0182ec75a132a5e1dc61c043714ee142965" "/opt/rustwide/cargo-home/bin/cargo" "+011c518242557d21690f7936b5812318dc2fec47" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "65a0e25781736ff5fba770a77e76e0182ec75a132a5e1dc61c043714ee142965", 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" "65a0e25781736ff5fba770a77e76e0182ec75a132a5e1dc61c043714ee142965" "/opt/rustwide/cargo-home/bin/cargo" "+011c518242557d21690f7936b5812318dc2fec47" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.184
[INFO] [stderr]     Checking log v0.4.29
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]     Checking futures-core v0.3.32
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]     Checking bitflags v2.11.0
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling portable-atomic v1.13.1
[INFO] [stderr]     Checking bytes v1.11.1
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]     Checking memchr v2.8.0
[INFO] [stderr]     Checking critical-section v1.2.0
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]     Checking futures-sink v0.3.32
[INFO] [stderr]     Checking futures-io v0.3.32
[INFO] [stderr]     Checking litemap v0.8.2
[INFO] [stderr]    Compiling getrandom v0.4.2
[INFO] [stderr]     Checking futures-channel v0.3.32
[INFO] [stderr]     Checking rand_core v0.10.0
[INFO] [stderr]    Compiling zerocopy v0.8.48
[INFO] [stderr]    Compiling thiserror v2.0.18
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]     Checking futures-task v0.3.32
[INFO] [stderr]     Checking equivalent v1.0.2
[INFO] [stderr]    Compiling cfg_aliases v0.2.1
[INFO] [stderr]     Checking utf8parse v0.2.2
[INFO] [stderr]    Compiling memoffset v0.9.1
[INFO] [stderr]     Checking percent-encoding v2.3.2
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]     Checking no-std-net v0.6.0
[INFO] [stderr]    Compiling paste v1.0.15
[INFO] [stderr]    Compiling regex-syntax v0.8.10
[INFO] [stderr]     Checking hashbrown v0.16.1
[INFO] [stderr]     Checking pnet_base v0.35.0
[INFO] [stderr]     Checking fastrand v2.3.0
[INFO] [stderr]     Checking is_terminal_polyfill v1.70.2
[INFO] [stderr]     Checking colorchoice v1.0.5
[INFO] [stderr]     Checking anstyle v1.0.14
[INFO] [stderr]     Checking anstyle-query v1.1.5
[INFO] [stderr]     Checking form_urlencoded v1.2.2
[INFO] [stderr]     Checking aho-corasick v1.1.4
[INFO] [stderr]    Compiling nix v0.30.1
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking concurrent-queue v2.5.0
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling rustix v1.1.4
[INFO] [stderr]     Checking http v1.4.0
[INFO] [stderr]     Checking event-listener v5.4.1
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]     Checking tinyvec_macros v0.1.1
[INFO] [stderr]     Checking tinyvec v1.11.0
[INFO] [stderr]     Checking netlink-packet-core v0.8.1
[INFO] [stderr]     Checking event-listener-strategy v0.5.4
[INFO] [stderr]     Checking indexmap v2.13.0
[INFO] [stderr]     Checking async-lock v3.4.2
[INFO] [stderr]     Checking once_cell v1.21.4
[INFO] [stderr]     Checking crossbeam-channel v0.5.15
[INFO] [stderr]     Checking pnet_macros_support v0.35.0
[INFO] [stderr]     Checking anstyle-parse v0.2.7
[INFO] [stderr]     Checking tracing-core v0.1.36
[INFO] [stderr]    Compiling nix v0.31.2
[INFO] [stderr]     Checking data-encoding v2.10.0
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking http-body v1.0.1
[INFO] [stderr]    Compiling protobuf v3.7.2
[INFO] [stderr]    Compiling procfs v0.17.0
[INFO] [stderr]     Checking linux-raw-sys v0.4.15
[INFO] [stderr]     Checking tagptr v0.2.0
[INFO] [stderr]     Checking try-lock v0.2.5
[INFO] [stderr]     Checking powerfmt v0.2.0
[INFO] [stderr]     Checking linux-raw-sys v0.12.1
[INFO] [stderr]    Compiling anyhow v1.0.102
[INFO] [stderr]    Compiling rustversion v1.0.22
[INFO] [stderr]     Checking deranged v0.5.8
[INFO] [stderr]     Checking want v0.3.1
[INFO] [stderr]     Checking procfs-core v0.17.0
[INFO] [stderr]     Checking anstream v0.6.21
[INFO] [stderr]     Checking tracing v0.1.44
[INFO] [stderr]     Checking async-channel v2.5.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.6
[INFO] [stderr]     Checking piper v0.2.5
[INFO] [stderr]     Checking regex-automata v0.4.14
[INFO] [stderr]     Checking anstyle-parse v1.0.0
[INFO] [stderr]     Checking notify-types v2.1.0
[INFO] [stderr]     Checking futures-lite v2.6.1
[INFO] [stderr]     Checking httpdate v1.0.3
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]     Checking mio v1.2.0
[INFO] [stderr]     Checking errno v0.3.14
[INFO] [stderr]     Checking socket2 v0.6.3
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking signal-hook-registry v1.4.8
[INFO] [stderr]     Checking pnet_sys v0.35.0
[INFO] [stderr]     Checking inotify-sys v0.1.5
[INFO] [stderr]     Checking inotify v0.11.1
[INFO] [stderr]     Checking uuid v1.23.0
[INFO] [stderr]     Checking netlink-packet-route v0.25.1
[INFO] [stderr]     Checking netlink-sys v0.8.8
[INFO] [stderr]     Checking rand_core v0.9.5
[INFO] [stderr]    Compiling pnet v0.35.0
[INFO] [stderr]    Compiling prometheus v0.14.0
[INFO] [stderr]     Checking strsim v0.11.1
[INFO] [stderr]    Compiling tun-rs v2.8.2
[INFO] [stderr]     Checking num-conv v0.2.1
[INFO] [stderr]     Checking clap_lex v1.1.0
[INFO] [stderr]     Checking cpufeatures v0.3.0
[INFO] [stderr]     Checking time-core v0.1.8
[INFO] [stderr]     Checking resolv-conf v0.7.6
[INFO] [stderr]     Checking chacha20 v0.10.0
[INFO] [stderr]     Checking clap_builder v4.5.60
[INFO] [stderr]     Checking time v0.3.47
[INFO] [stderr]     Checking blocking v1.6.2
[INFO] [stderr]     Checking notify v8.2.0
[INFO] [stderr]     Checking anstream v1.0.0
[INFO] [stderr]     Checking getifaddrs v0.6.1
[INFO] [stderr]     Checking socket2 v0.5.10
[INFO] [stderr]     Checking rayon-core v1.13.0
[INFO] [stderr]     Checking jiff v0.2.23
[INFO] [stderr]     Checking tempfile v3.27.0
[INFO] [stderr]     Checking either v1.15.0
[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/011c518242557d21690f7936b5812318dc2fec47/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.106/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=37e033b5c5735a8b -C extra-filename=-f1a8960a9c27f396 --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-bb3f6317720419af.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" "65a0e25781736ff5fba770a77e76e0182ec75a132a5e1dc61c043714ee142965", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65a0e25781736ff5fba770a77e76e0182ec75a132a5e1dc61c043714ee142965", kill_on_drop: false }`
[INFO] [stdout] 65a0e25781736ff5fba770a77e76e0182ec75a132a5e1dc61c043714ee142965
