[INFO] fetching crate micromegas 0.13.0...
[INFO] testing micromegas-0.13.0 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1
[INFO] extracting crate micromegas 0.13.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate micromegas 0.13.0
[INFO] finished tweaking crates.io crate micromegas 0.13.0
[INFO] tweaked toml for crates.io crate micromegas 0.13.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate micromegas 0.13.0 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate micromegas 0.13.0 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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 129f890ec679c5ed8a762eb48ff3a61ebc4ccdd9460816398d6b64bf2cb2d65e
[INFO] running `Command { std: "docker" "start" "-a" "129f890ec679c5ed8a762eb48ff3a61ebc4ccdd9460816398d6b64bf2cb2d65e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "129f890ec679c5ed8a762eb48ff3a61ebc4ccdd9460816398d6b64bf2cb2d65e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "129f890ec679c5ed8a762eb48ff3a61ebc4ccdd9460816398d6b64bf2cb2d65e", kill_on_drop: false }`
[INFO] [stdout] 129f890ec679c5ed8a762eb48ff3a61ebc4ccdd9460816398d6b64bf2cb2d65e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "-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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f8c31872144e96b20275b2690929551a6906a71a634abc7387d69ac33b8d6aec
[INFO] running `Command { std: "docker" "start" "-a" "f8c31872144e96b20275b2690929551a6906a71a634abc7387d69ac33b8d6aec", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling foldhash v0.1.5
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling siphasher v1.0.1
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling chrono-tz v0.10.4
[INFO] [stderr]    Compiling jobserver v0.1.33
[INFO] [stderr]    Compiling socket2 v0.6.0
[INFO] [stderr]    Compiling mio v1.0.4
[INFO] [stderr]    Compiling serde_json v1.0.143
[INFO] [stderr]    Compiling lexical-util v1.0.6
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling bitflags v2.9.2
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling hashbrown v0.15.5
[INFO] [stderr]    Compiling phf_shared v0.12.1
[INFO] [stderr]    Compiling comfy-table v7.1.4
[INFO] [stderr]    Compiling cc v1.2.33
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]    Compiling zstd-safe v7.2.4
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling phf v0.12.1
[INFO] [stderr]    Compiling thiserror v2.0.15
[INFO] [stderr]    Compiling csv-core v0.1.12
[INFO] [stderr]    Compiling rustls v0.23.31
[INFO] [stderr]    Compiling simdutf8 v0.1.5
[INFO] [stderr]    Compiling rustls-native-certs v0.8.1
[INFO] [stderr]    Compiling md-5 v0.10.6
[INFO] [stderr]    Compiling webpki-roots v1.0.2
[INFO] [stderr]    Compiling twox-hash v2.1.1
[INFO] [stderr]    Compiling alloc-no-stdlib v2.0.4
[INFO] [stderr]    Compiling zlib-rs v0.5.1
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling flatbuffers v25.2.10
[INFO] [stderr]    Compiling snap v1.1.1
[INFO] [stderr]    Compiling integer-encoding v3.0.4
[INFO] [stderr]    Compiling lexical-parse-integer v1.0.5
[INFO] [stderr]    Compiling lexical-write-integer v1.0.5
[INFO] [stderr]    Compiling lz4_flex v0.11.5
[INFO] [stderr]    Compiling alloc-stdlib v0.2.2
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling indexmap v2.10.0
[INFO] [stderr]    Compiling half v2.6.0
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling lexical-parse-float v1.0.5
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling atoi v2.0.0
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling num-iter v0.1.45
[INFO] [stderr]    Compiling chrono v0.4.41
[INFO] [stderr]    Compiling brotli-decompressor v5.0.0
[INFO] [stderr]    Compiling ordered-float v2.10.1
[INFO] [stderr]    Compiling lexical-write-float v1.0.5
[INFO] [stderr]    Compiling thrift v0.17.0
[INFO] [stderr]    Compiling seq-macro v0.3.6
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling arrow-schema v55.2.0
[INFO] [stderr]    Compiling lexical-core v1.0.5
[INFO] [stderr]    Compiling brotli v8.0.2
[INFO] [stderr]    Compiling datafusion-doc v49.0.1
[INFO] [stderr]    Compiling rustix v1.0.8
[INFO] [stderr]    Compiling num-rational v0.4.2
[INFO] [stderr]    Compiling fixedbitset v0.5.7
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling num v0.4.3
[INFO] [stderr]    Compiling arrow-buffer v55.2.0
[INFO] [stderr]    Compiling petgraph v0.8.2
[INFO] [stderr]    Compiling bigdecimal v0.4.8
[INFO] [stderr]    Compiling zstd-sys v2.0.15+zstd.1.5.7
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling psm v0.1.26
[INFO] [stderr]    Compiling stacker v0.1.21
[INFO] [stderr]    Compiling lzma-sys v0.1.20
[INFO] [stderr]    Compiling arrow-data v55.2.0
[INFO] [stderr]    Compiling bzip2-sys v0.1.13+1.0.8
[INFO] [stderr]    Compiling sha2 v0.10.9
[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/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/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=b3e92615ea50e1e1 -C extra-filename=-ed77e80ca4889f85 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-0a3b3fe24b469f09.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-e098ac900c08002b.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-b3925cc8f83e9ac1.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" "f8c31872144e96b20275b2690929551a6906a71a634abc7387d69ac33b8d6aec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8c31872144e96b20275b2690929551a6906a71a634abc7387d69ac33b8d6aec", kill_on_drop: false }`
[INFO] [stdout] f8c31872144e96b20275b2690929551a6906a71a634abc7387d69ac33b8d6aec