[INFO] fetching crate n34 0.4.0...
[INFO] testing n34-0.4.0 against master#ec6f9a5b4413f74386267ef8efc93712c2ce6db6 for pr-155739
[INFO] extracting crate n34 0.4.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate n34 0.4.0
[INFO] finished tweaking crates.io crate n34 0.4.0
[INFO] tweaked toml for crates.io crate n34 0.4.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate n34 0.4.0 on toolchain ec6f9a5b4413f74386267ef8efc93712c2ce6db6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate n34 0.4.0 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" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_spanned v1.0.0
[INFO] [stderr]   Downloaded toml_writer v1.0.2
[INFO] [stderr]   Downloaded toml_parser v1.0.1
[INFO] [stderr]   Downloaded toml_datetime v0.7.0
[INFO] [stderr]   Downloaded toml v0.9.4
[INFO] [stderr]   Downloaded scrypt v0.11.0
[INFO] [stderr]   Downloaded nostr-database v0.43.0
[INFO] [stderr]   Downloaded async-utility v0.3.1
[INFO] [stderr]   Downloaded bitcoin-io v0.1.3
[INFO] [stderr]   Downloaded atomic-destructor v0.3.0
[INFO] [stderr]   Downloaded negentropy v0.5.0
[INFO] [stderr]   Downloaded bitcoin-internals v0.2.0
[INFO] [stderr]   Downloaded clap-verbosity-flag v3.0.3
[INFO] [stderr]   Downloaded tokio-tungstenite v0.26.2
[INFO] [stderr]   Downloaded anstyle-wincon v3.0.7
[INFO] [stderr]   Downloaded tokio-socks v0.5.2
[INFO] [stderr]   Downloaded nostr-sdk v0.43.0
[INFO] [stderr]   Downloaded dbus-secret-service v4.0.3
[INFO] [stderr]   Downloaded lru v0.16.0
[INFO] [stderr]   Downloaded hex-conservative v0.2.1
[INFO] [stderr]   Downloaded hex-conservative v0.1.2
[INFO] [stderr]   Downloaded nostr-browser-signer-proxy v0.43.0
[INFO] [stderr]   Downloaded easy-ext v1.0.2
[INFO] [stderr]   Downloaded zerocopy-derive v0.8.25
[INFO] [stderr]   Downloaded linux-keyutils v0.2.4
[INFO] [stderr]   Downloaded bitcoin_hashes v0.13.0
[INFO] [stderr]   Downloaded bitcoin_hashes v0.14.0
[INFO] [stderr]   Downloaded clap_derive v4.5.41
[INFO] [stderr]   Downloaded nostr-relay-pool v0.43.0
[INFO] [stderr]   Downloaded convert_case v0.8.0
[INFO] [stderr]   Downloaded bech32 v0.11.0
[INFO] [stderr]   Downloaded nostr-connect v0.43.0
[INFO] [stderr]   Downloaded async-wsocket v0.13.1
[INFO] [stderr]   Downloaded tungstenite v0.26.2
[INFO] [stderr]   Downloaded hyper-util v0.1.16
[INFO] [stderr]   Downloaded clap v4.5.42
[INFO] [stderr]   Downloaded io-uring v0.7.9
[INFO] [stderr]   Downloaded keyring v3.6.2
[INFO] [stderr]   Downloaded secp256k1 v0.29.1
[INFO] [stderr]   Downloaded bip39 v2.1.0
[INFO] [stderr]   Downloaded clap_builder v4.5.42
[INFO] [stderr]   Downloaded nostr v0.43.0
[INFO] [stderr]   Downloaded zerocopy v0.8.25
[INFO] [stderr]   Downloaded nostr-keyring v0.43.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0a17afd6826f56b38b4532104930d83c904fce88999ede8f5a140c0902e00661
[INFO] running `Command { std: "docker" "start" "-a" "0a17afd6826f56b38b4532104930d83c904fce88999ede8f5a140c0902e00661", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0a17afd6826f56b38b4532104930d83c904fce88999ede8f5a140c0902e00661", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a17afd6826f56b38b4532104930d83c904fce88999ede8f5a140c0902e00661", kill_on_drop: false }`
[INFO] [stdout] 0a17afd6826f56b38b4532104930d83c904fce88999ede8f5a140c0902e00661
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dcb07e26180d4ea6c82540178870ec84d38346fc7731083305fd632baba079a4
[INFO] running `Command { std: "docker" "start" "-a" "dcb07e26180d4ea6c82540178870ec84d38346fc7731083305fd632baba079a4", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling cc v1.2.23
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling zerocopy v0.8.25
[INFO] [stderr]    Compiling smallvec v1.15.0
[INFO] [stderr]    Compiling http v1.3.1
[INFO] [stderr]    Compiling tracing-core v0.1.33
[INFO] [stderr]    Compiling block-padding v0.3.3
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling log v0.4.27
[INFO] [stderr]    Compiling rustls v0.23.27
[INFO] [stderr]    Compiling bitcoin-io v0.1.3
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling hex-conservative v0.2.1
[INFO] [stderr]    Compiling webpki-roots v1.0.0
[INFO] [stderr]    Compiling bech32 v0.11.0
[INFO] [stderr]    Compiling inout v0.1.4
[INFO] [stderr]    Compiling bitflags v2.9.1
[INFO] [stderr]    Compiling hashbrown v0.15.3
[INFO] [stderr]    Compiling libdbus-sys v0.2.5
[INFO] [stderr]    Compiling sha1 v0.10.6
[INFO] [stderr]    Compiling data-encoding v2.9.0
[INFO] [stderr]    Compiling atomic-waker v1.1.2
[INFO] [stderr]    Compiling cipher v0.4.4
[INFO] [stderr]    Compiling webpki-roots v0.26.11
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling atomic-destructor v0.3.0
[INFO] [stderr]    Compiling lru v0.16.0
[INFO] [stderr]    Compiling ipnet v2.11.0
[INFO] [stderr]    Compiling sync_wrapper v1.0.2
[INFO] [stderr]    Compiling tower-layer v0.3.3
[INFO] [stderr]    Compiling negentropy v0.5.0
[INFO] [stderr]    Compiling rustix v1.0.7
[INFO] [stderr]    Compiling clap_builder v4.5.42
[INFO] [stderr]    Compiling aes v0.8.4
[INFO] [stderr]    Compiling chacha20 v0.9.1
[INFO] [stderr]    Compiling cbc v0.1.2
[INFO] [stderr]    Compiling indexmap v2.9.0
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling mio v1.0.3
[INFO] [stderr]    Compiling socket2 v0.6.0
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling dbus v0.9.7
[INFO] [stderr]    Compiling http-body v1.0.1
[INFO] [stderr]    Compiling http-body-util v0.1.3
[INFO] [stderr]    Compiling linux-keyutils v0.2.4
[INFO] [stderr]    Compiling overload v0.1.1
[INFO] [stderr]    Compiling option-ext v0.2.0
[INFO] [stderr]    Compiling winnow v0.7.10
[INFO] [stderr]    Compiling linux-raw-sys v0.9.4
[INFO] [stderr]    Compiling iri-string v0.7.8
[INFO] [stderr]    Compiling nu-ansi-term v0.46.0
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling num-iter v0.1.45
[INFO] [stderr]    Compiling dirs-sys v0.5.0
[INFO] [stderr]    Compiling tracing-log v0.2.0
[INFO] [stderr]    Compiling thread_local v1.1.8
[INFO] [stderr]    Compiling iana-time-zone v0.1.63
[INFO] [stderr]    Compiling unicode-segmentation v1.12.0
[INFO] [stderr]    Compiling toml_writer v1.0.2
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling secp256k1-sys v0.10.1
[INFO] [stderr]    Compiling chrono v0.4.41
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling tracing-subscriber v0.3.19
[INFO] [stderr]    Compiling dirs v6.0.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling convert_case v0.8.0
[INFO] [stderr]    Compiling easy-ext v1.0.2
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling num-rational v0.4.2
[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/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.101/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=a74e35d18e0c2905 -C extra-filename=-96a8e9ef2ca470ad --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-4b9bfc22d81e7631.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-91e7e107e347f57b.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-63696b82ec5b5f94.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" "dcb07e26180d4ea6c82540178870ec84d38346fc7731083305fd632baba079a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dcb07e26180d4ea6c82540178870ec84d38346fc7731083305fd632baba079a4", kill_on_drop: false }`
[INFO] [stdout] dcb07e26180d4ea6c82540178870ec84d38346fc7731083305fd632baba079a4
