[INFO] fetching crate stn 0.1.51...
[INFO] building stn-0.1.51 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate stn 0.1.51 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate stn 0.1.51
[INFO] finished tweaking crates.io crate stn 0.1.51
[INFO] tweaked toml for crates.io crate stn 0.1.51 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate stn 0.1.51 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate stn 0.1.51 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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded unicode-xid v0.2.5
[INFO] [stderr]   Downloaded scale-info-derive v2.11.3
[INFO] [stderr]   Downloaded parity-scale-codec-derive v3.6.12
[INFO] [stderr]   Downloaded homedir v0.3.3
[INFO] [stderr]   Downloaded auto_impl v1.2.0
[INFO] [stderr]   Downloaded axoprocess v0.2.0
[INFO] [stderr]   Downloaded backon v0.4.4
[INFO] [stderr]   Downloaded axoasset v1.0.0
[INFO] [stderr]   Downloaded clap v4.5.17
[INFO] [stderr]   Downloaded prettyplease v0.2.22
[INFO] [stderr]   Downloaded k256 v0.13.3
[INFO] [stderr]   Downloaded miette v7.2.0
[INFO] [stderr]   Downloaded proptest v1.5.0
[INFO] [stderr]   Downloaded clap_builder v4.5.17
[INFO] [stderr]   Downloaded rustls-webpki v0.102.7
[INFO] [stderr]   Downloaded reqwest v0.12.7
[INFO] [stderr]   Downloaded webpki-roots v0.26.5
[INFO] [stderr]   Downloaded flate2 v1.0.33
[INFO] [stderr]   Downloaded async-trait v0.1.82
[INFO] [stderr]   Downloaded gazenot v0.3.3
[INFO] [stderr]   Downloaded miette-derive v7.2.0
[INFO] [stderr]   Downloaded const-hex v1.12.0
[INFO] [stderr]   Downloaded axotag v0.2.0
[INFO] [stderr]   Downloaded cargo-platform v0.1.8
[INFO] [stderr]   Downloaded parity-scale-codec v3.6.12
[INFO] [stderr]   Downloaded cc v1.1.17
[INFO] [stderr]   Downloaded webbrowser v1.0.1
[INFO] [stderr]   Downloaded scale-info v2.11.3
[INFO] [stderr]   Downloaded axoupdater v0.7.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 85484c8db69979222f86b148c3dbbd74562a8a29cc867aff9b8c6ee1518cfe74
[INFO] running `Command { std: "docker" "start" "-a" "85484c8db69979222f86b148c3dbbd74562a8a29cc867aff9b8c6ee1518cfe74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "85484c8db69979222f86b148c3dbbd74562a8a29cc867aff9b8c6ee1518cfe74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85484c8db69979222f86b148c3dbbd74562a8a29cc867aff9b8c6ee1518cfe74", kill_on_drop: false }`
[INFO] [stdout] 85484c8db69979222f86b148c3dbbd74562a8a29cc867aff9b8c6ee1518cfe74
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fcb1bbafa07ff6e3967aa1ddc1a7e0f7e715215c8c86ff5e58d268db5b27dba4
[INFO] running `Command { std: "docker" "start" "-a" "fcb1bbafa07ff6e3967aa1ddc1a7e0f7e715215c8c86ff5e58d268db5b27dba4", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling serde v1.0.210
[INFO] [stderr]    Compiling libc v0.2.158
[INFO] [stderr]    Compiling subtle v2.6.1
[INFO] [stderr]    Compiling const-oid v0.9.6
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling indexmap v2.5.0
[INFO] [stderr]    Compiling thiserror v1.0.63
[INFO] [stderr]    Compiling cc v1.1.17
[INFO] [stderr]    Compiling cpufeatures v0.2.14
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling byte-slice-cast v1.2.2
[INFO] [stderr]    Compiling zeroize v1.8.1
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling futures-task v0.3.30
[INFO] [stderr]    Compiling serde_json v1.0.128
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling camino v1.1.9
[INFO] [stderr]    Compiling der v0.7.9
[INFO] [stderr]    Compiling semver v1.0.23
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling fastrand v2.1.1
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling rustix v0.38.36
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling regex-syntax v0.8.4
[INFO] [stderr]    Compiling uint v0.9.5
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.93
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling unicode-xid v0.2.5
[INFO] [stderr]    Compiling bumpalo v3.16.0
[INFO] [stderr]    Compiling inout v0.1.3
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling ring v0.17.8
[INFO] [stderr]    Compiling chrono v0.4.38
[INFO] [stderr]    Compiling hmac v0.12.1
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling const-hex v1.12.0
[INFO] [stderr]    Compiling prettyplease v0.2.22
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling mio v1.0.2
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling socket2 v0.5.7
[INFO] [stderr]    Compiling signal-hook-registry v1.4.2
[INFO] [stderr]    Compiling sha2 v0.10.8
[INFO] [stderr]    Compiling ff v0.13.0
[INFO] [stderr]    Compiling regex-automata v0.4.7
[INFO] [stderr]    Compiling spki v0.7.3
[INFO] [stderr]    Compiling group v0.13.0
[INFO] [stderr]    Compiling pkcs8 v0.10.2
[INFO] [stderr]    Compiling crypto-bigint v0.5.5
[INFO] [stderr]    Compiling sec1 v0.7.3
[INFO] [stderr]    Compiling sha3 v0.10.8
[INFO] [stderr]    Compiling rfc6979 v0.4.0
[INFO] [stderr]    Compiling signature v2.2.0
[INFO] [stderr]    Compiling wasm-bindgen v0.2.93
[INFO] [stderr]    Compiling cipher v0.4.4
[INFO] [stderr]    Compiling unicode-width v0.1.13
[INFO] [stderr]    Compiling tempfile v3.12.0
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling eyre v0.6.12
[INFO] [stderr]    Compiling time v0.3.36
[INFO] [stderr]    Compiling bs58 v0.5.1
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling sha1 v0.10.6
[INFO] [stderr]    Compiling ripemd v0.1.3
[INFO] [stderr]    Compiling bech32 v0.9.1
[INFO] [stderr]    Compiling elliptic-curve v0.13.8
[INFO] [stderr]    Compiling base64 v0.13.1
[INFO] [stderr]    Compiling salsa20 v0.10.2
[INFO] [stderr]    Compiling pbkdf2 v0.11.0
[INFO] [stderr]    Compiling pem v1.1.1
[INFO] [stderr]    Compiling ecdsa v0.16.9
[INFO] [stderr]    Compiling webpki-roots v0.26.5
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]    Compiling regex v1.10.6
[INFO] [stderr]    Compiling k256 v0.13.3
[INFO] [stderr]    Compiling send_wrapper v0.4.0
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.93
[INFO] [stderr]    Compiling rustls v0.21.12
[INFO] [stderr]    Compiling rustls v0.23.12
[INFO] [stderr]    Compiling serde_derive_internals v0.29.1
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]    Compiling hashers v1.0.1
[INFO] [stderr]    Compiling scrypt v0.10.0
[INFO] [stderr]    Compiling ctr v0.9.2
[INFO] [stderr]    Compiling aes v0.8.4
[INFO] [stderr]    Compiling pbkdf2 v0.12.2
[INFO] [stderr]    Compiling sync_wrapper v1.0.1
[INFO] [stderr]    Compiling instant v0.1.13
[INFO] [stderr]    Compiling schemars v0.8.21
[INFO] [stderr]    Compiling bytemuck v1.18.0
[INFO] [stderr]    Compiling anstream v0.6.15
[INFO] [stderr]    Compiling nix v0.26.4
[INFO] [stderr]    Compiling futures-locks v0.7.1
[INFO] [stderr]    Compiling clap_lex v0.7.2
[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/c7f6aa2869acdbf014d094c6e427e554e160b6db/bin/rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-1.0.109/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="quote"' --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", "quote", "test", "visit", "visit-mut"))' -C metadata=1f590a3c65162c82 -C extra-filename=-14b1a87b2b988348 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-ce1b94ddc7427cd6.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-d5cf9ecc4fbd77d5.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-c127c4d798582dc8.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" "fcb1bbafa07ff6e3967aa1ddc1a7e0f7e715215c8c86ff5e58d268db5b27dba4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fcb1bbafa07ff6e3967aa1ddc1a7e0f7e715215c8c86ff5e58d268db5b27dba4", kill_on_drop: false }`
[INFO] [stdout] fcb1bbafa07ff6e3967aa1ddc1a7e0f7e715215c8c86ff5e58d268db5b27dba4