[INFO] cloning repository https://github.com/rust-lang/promote-release
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rust-lang/promote-release" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frust-lang%2Fpromote-release", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frust-lang%2Fpromote-release'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4b6dc3f410a611c64c82a61cc4d5e668804778c3
[INFO] testing rust-lang/promote-release against 1.95.0 for beta-1.96-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frust-lang%2Fpromote-release" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-7-tc1/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/rust-lang/promote-release
[INFO] finished tweaking git repo https://github.com/rust-lang/promote-release
[INFO] tweaked toml for git repo https://github.com/rust-lang/promote-release written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/rust-lang/promote-release on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/rust-lang/promote-release 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rand_core v0.10.0
[INFO] [stderr]   Downloaded sha2 v0.11.0
[INFO] [stderr]   Downloaded serdect v0.3.0
[INFO] [stderr]   Downloaded bitfields v1.0.3
[INFO] [stderr]   Downloaded tar v0.4.45
[INFO] [stderr]   Downloaded replace_with v0.1.8
[INFO] [stderr]   Downloaded simd-adler32 v0.3.9
[INFO] [stderr]   Downloaded bitfields-impl v1.0.3
[INFO] [stderr]   Downloaded chacha20 v0.10.0
[INFO] [stderr]   Downloaded cx448 v0.1.1
[INFO] [stderr]   Downloaded curl v0.4.49
[INFO] [stderr]   Downloaded toml_edit v0.25.8+spec-1.1.0
[INFO] [stderr]   Downloaded rand v0.10.0
[INFO] [stderr]   Downloaded const-oid v0.10.2
[INFO] [stderr]   Downloaded zlib-rs v0.6.3
[INFO] [stderr]   Downloaded git2 v0.20.4
[INFO] [stderr]   Downloaded libssh2-sys v0.3.1
[INFO] [stderr]   Downloaded libz-sys v1.1.25
[INFO] [stderr]   Downloaded curl-sys v0.4.86+curl-8.19.0
[INFO] [stderr]   Downloaded libgit2-sys v0.18.3+1.9.2
[INFO] [stderr]   Downloaded pgp v0.19.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 67cb3881afff42d00fe0365c75c8cd2451d9eb4d9d4268e5c8f30b6878178a15
[INFO] running `Command { std: "docker" "start" "-a" "67cb3881afff42d00fe0365c75c8cd2451d9eb4d9d4268e5c8f30b6878178a15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "67cb3881afff42d00fe0365c75c8cd2451d9eb4d9d4268e5c8f30b6878178a15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67cb3881afff42d00fe0365c75c8cd2451d9eb4d9d4268e5c8f30b6878178a15", kill_on_drop: false }`
[INFO] [stdout] 67cb3881afff42d00fe0365c75c8cd2451d9eb4d9d4268e5c8f30b6878178a15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.95.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1512a2ba7b5df161a6cf0b638d51c60891db6699f5cad93c2de466fa825fc689
[INFO] running `Command { std: "docker" "start" "-a" "1512a2ba7b5df161a6cf0b638d51c60891db6699f5cad93c2de466fa825fc689", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.183
[INFO] [stderr]    Compiling typenum v1.19.0
[INFO] [stderr]    Compiling subtle v2.6.1
[INFO] [stderr]    Compiling const-oid v0.9.6
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling base64ct v1.8.3
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling itoa v1.0.18
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]    Compiling tap v1.0.1
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]    Compiling funty v2.0.0
[INFO] [stderr]    Compiling base16ct v0.2.0
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling wyz v0.5.1
[INFO] [stderr]    Compiling libm v0.2.16
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling zerocopy v0.8.47
[INFO] [stderr]    Compiling icu_properties_data v2.1.2
[INFO] [stderr]    Compiling semver v1.0.27
[INFO] [stderr]    Compiling equivalent v1.0.2
[INFO] [stderr]    Compiling pem-rfc7468 v0.7.0
[INFO] [stderr]    Compiling winnow v1.0.0
[INFO] [stderr]    Compiling hashbrown v0.16.1
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling toml_datetime v1.1.0+spec-1.1.0
[INFO] [stderr]    Compiling num-bigint-dig v0.8.6
[INFO] [stderr]    Compiling thiserror v2.0.18
[INFO] [stderr]    Compiling bitflags v2.11.0
[INFO] [stderr]    Compiling rustix v1.1.4
[INFO] [stderr]    Compiling bitvec v1.0.1
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling http v1.4.0
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]    Compiling unicode-segmentation v1.13.2
[INFO] [stderr]    Compiling opaque-debug v0.3.1
[INFO] [stderr]    Compiling indexmap v2.13.0
[INFO] [stderr]    Compiling crc32fast v1.5.0
[INFO] [stderr]    Compiling getrandom v0.4.2
[INFO] [stderr]    Compiling hybrid-array v0.4.10
[INFO] [stderr]    Compiling rand_core v0.10.0
[INFO] [stderr]    Compiling curve25519-dalek v4.1.3
[INFO] [stderr]    Compiling linux-raw-sys v0.12.1
[INFO] [stderr]    Compiling convert_case v0.10.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling toml_parser v1.1.0+spec-1.1.0
[INFO] [stderr]    Compiling unicode-xid v0.2.6
[INFO] [stderr]    Compiling simd-adler32 v0.3.9
[INFO] [stderr]    Compiling http-body v1.0.1
[INFO] [stderr]    Compiling once_cell v1.21.4
[INFO] [stderr]    Compiling crc24 v0.1.6
[INFO] [stderr]    Compiling keccak v0.1.6
[INFO] [stderr]    Compiling regex-syntax v0.8.10
[INFO] [stderr]    Compiling percent-encoding v2.3.2
[INFO] [stderr]    Compiling cpufeatures v0.3.0
[INFO] [stderr]    Compiling getrandom v0.2.17
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]    Compiling socket2 v0.6.3
[INFO] [stderr]    Compiling mio v1.2.0
[INFO] [stderr]    Compiling adler2 v2.0.1
[INFO] [stderr]    Compiling rayon-core v1.13.0
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling toml_edit v0.25.8+spec-1.1.0
[INFO] [stderr]    Compiling ff v0.13.1
[INFO] [stderr]    Compiling cc v1.2.58
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling password-hash v0.5.0
[INFO] [stderr]    Compiling form_urlencoded v1.2.2
[INFO] [stderr]    Compiling group v0.13.0
[INFO] [stderr]    Compiling block-buffer v0.12.0
[INFO] [stderr]    Compiling crypto-common v0.2.1
[INFO] [stderr]    Compiling crossbeam-deque v0.8.6
[INFO] [stderr]    Compiling futures-channel v0.3.32
[INFO] [stderr]    Compiling log v0.4.29
[INFO] [stderr]    Compiling num-iter v0.1.45
[INFO] [stderr]    Compiling httpdate v1.0.3
[INFO] [stderr]    Compiling proc-macro-crate v3.5.0
[INFO] [stderr]    Compiling curl v0.4.49
[INFO] [stderr]    Compiling zlib-rs v0.6.3
[INFO] [stderr]    Compiling atomic-waker v1.1.2
[INFO] [stderr]    Compiling const-oid v0.10.2
[INFO] [stderr]    Compiling filetime v0.2.27
[INFO] [stderr]    Compiling serde_spanned v1.1.0
[INFO] [stderr]    Compiling chacha20 v0.10.0
[INFO] [stderr]    Compiling nom v8.0.0
[INFO] [stderr]    Compiling buffer-redux v1.1.0
[INFO] [stderr]    Compiling regex-automata v0.4.14
[INFO] [stderr]    Compiling xattr v1.6.1
[INFO] [stderr]    Compiling base64 v0.22.1
[INFO] [stderr]    Compiling digest v0.11.2
[INFO] [stderr]    Compiling openssl-sys v0.9.112
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling libz-sys v1.1.25
[INFO] [stderr]    Compiling darling_core v0.20.11
[INFO] [stderr]    Compiling libssh2-sys v0.3.1
[INFO] [stderr]    Compiling curl-sys v0.4.86+curl-8.19.0
[INFO] [stderr]    Compiling lzma-sys v0.1.20
[INFO] [stderr]    Compiling libgit2-sys v0.18.3+1.9.2
[INFO] [stderr]    Compiling toml_writer v1.1.0+spec-1.1.0
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling fastrand v2.3.0
[INFO] [stderr]    Compiling iana-time-zone v0.1.65
[INFO] [stderr]    Compiling replace_with v0.1.8
[INFO] [stderr]    Compiling promote-release v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling rayon v1.11.0
[INFO] [stderr]    Compiling xz2 v0.1.7
[INFO] [stderr]    Compiling tempfile v3.27.0
[INFO] [stderr]    Compiling chrono v0.4.44
[INFO] [stderr]    Compiling toml v1.1.0+spec-1.1.0
[INFO] [stderr]    Compiling tar v0.4.45
[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/1.95.0-x86_64-unknown-linux-gnu/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.117/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"' --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=0518533e850b2680 -C extra-filename=-37cb34d763c883c6 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-99a3d88b32bce55e.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-c104ce3d460b40dd.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-121f5aac28bffa4f.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "1512a2ba7b5df161a6cf0b638d51c60891db6699f5cad93c2de466fa825fc689", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1512a2ba7b5df161a6cf0b638d51c60891db6699f5cad93c2de466fa825fc689", kill_on_drop: false }`
[INFO] [stdout] 1512a2ba7b5df161a6cf0b638d51c60891db6699f5cad93c2de466fa825fc689