[INFO] fetching crate qudag-exchange-standalone-cli 0.3.1...
[INFO] testing qudag-exchange-standalone-cli-0.3.1 against master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759
[INFO] extracting crate qudag-exchange-standalone-cli 0.3.1 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate qudag-exchange-standalone-cli 0.3.1
[INFO] finished tweaking crates.io crate qudag-exchange-standalone-cli 0.3.1
[INFO] tweaked toml for crates.io crate qudag-exchange-standalone-cli 0.3.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate qudag-exchange-standalone-cli 0.3.1 on toolchain 733b47ea4b1b86216f14ef56e49440c33933f230
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate qudag-exchange-standalone-cli 0.3.1 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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5b72c8ad4b6e695779caac083ca957271b7aa24a76f9302a8e4f54a366d62058
[INFO] running `Command { std: "docker" "start" "-a" "5b72c8ad4b6e695779caac083ca957271b7aa24a76f9302a8e4f54a366d62058", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5b72c8ad4b6e695779caac083ca957271b7aa24a76f9302a8e4f54a366d62058", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b72c8ad4b6e695779caac083ca957271b7aa24a76f9302a8e4f54a366d62058", kill_on_drop: false }`
[INFO] [stdout] 5b72c8ad4b6e695779caac083ca957271b7aa24a76f9302a8e4f54a366d62058
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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 -Copt-level=3" "-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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8cd60080842c416386eb7cc7c1e7c3ac512d8352fe36da19ca3bf78e90f34d43
[INFO] running `Command { std: "docker" "start" "-a" "8cd60080842c416386eb7cc7c1e7c3ac512d8352fe36da19ca3bf78e90f34d43", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling typenum v1.18.0
[INFO] [stderr]    Compiling subtle v2.6.1
[INFO] [stderr]    Compiling glob v0.3.2
[INFO] [stderr]    Compiling semver v1.0.26
[INFO] [stderr]    Compiling zerocopy v0.8.26
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling dunce v1.0.5
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling hashbrown v0.15.4
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling pqcrypto-traits v0.3.5
[INFO] [stderr]    Compiling signature v2.2.0
[INFO] [stderr]    Compiling base64ct v1.8.0
[INFO] [stderr]    Compiling parking_lot_core v0.8.6
[INFO] [stderr]    Compiling slab v0.4.10
[INFO] [stderr]    Compiling instant v0.1.13
[INFO] [stderr]    Compiling log v0.4.27
[INFO] [stderr]    Compiling ed25519 v2.2.3
[INFO] [stderr]    Compiling anyhow v1.0.98
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling fixedbitset v0.4.2
[INFO] [stderr]    Compiling rustix v1.0.7
[INFO] [stderr]    Compiling anstyle-parse v0.2.7
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling crc32fast v1.4.2
[INFO] [stderr]    Compiling colorchoice v1.0.4
[INFO] [stderr]    Compiling portable-atomic v1.11.1
[INFO] [stderr]    Compiling crossbeam-deque v0.8.6
[INFO] [stderr]    Compiling anstyle v1.0.11
[INFO] [stderr]    Compiling indexmap v2.9.0
[INFO] [stderr]    Compiling lru v0.12.5
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling bitflags v2.9.1
[INFO] [stderr]    Compiling anstyle-query v1.1.3
[INFO] [stderr]    Compiling regex-syntax v0.6.29
[INFO] [stderr]    Compiling anstream v0.6.19
[INFO] [stderr]    Compiling petgraph v0.6.5
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling winnow v0.7.11
[INFO] [stderr]    Compiling curve25519-dalek v4.1.3
[INFO] [stderr]    Compiling clap_lex v0.7.5
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling toml_write v0.1.2
[INFO] [stderr]    Compiling clap_builder v4.5.40
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling jobserver v0.1.33
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling mio v1.0.4
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling inout v0.1.4
[INFO] [stderr]    Compiling password-hash v0.5.0
[INFO] [stderr]    Compiling cc v1.2.27
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling universal-hash v0.5.1
[INFO] [stderr]    Compiling polyval v0.6.2
[INFO] [stderr]    Compiling aead v0.5.2
[INFO] [stderr]    Compiling ghash v0.5.1
[INFO] [stderr]    Compiling hmac v0.12.1
[INFO] [stderr]    Compiling blake2 v0.10.6
[INFO] [stderr]    Compiling sha2 v0.10.9
[INFO] [stderr]    Compiling poly1305 v0.8.0
[INFO] [stderr]    Compiling argon2 v0.5.3
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling ahash v0.8.12
[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/733b47ea4b1b86216f14ef56e49440c33933f230/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.104/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="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=9b5402286e48a930 -C extra-filename=-6b09a95ee3e7d34a --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-f1712703fbf401f9.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-940ab2d4840f1cd6.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-59080bf303a6834d.rmeta --cap-lints allow --cap-lints=forbid -Copt-level=3` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "8cd60080842c416386eb7cc7c1e7c3ac512d8352fe36da19ca3bf78e90f34d43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8cd60080842c416386eb7cc7c1e7c3ac512d8352fe36da19ca3bf78e90f34d43", kill_on_drop: false }`
[INFO] [stdout] 8cd60080842c416386eb7cc7c1e7c3ac512d8352fe36da19ca3bf78e90f34d43