[INFO] fetching crate xaeroflux-ffi 0.8.0-m5...
[INFO] testing xaeroflux-ffi-0.8.0-m5 against 1.100.0-beta.1 for beta-1.100-2
[INFO] extracting crate xaeroflux-ffi 0.8.0-m5 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate xaeroflux-ffi 0.8.0-m5
[INFO] finished tweaking crates.io crate xaeroflux-ffi 0.8.0-m5
[INFO] tweaked toml for crates.io crate xaeroflux-ffi 0.8.0-m5 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate xaeroflux-ffi 0.8.0-m5 on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate xaeroflux-ffi 0.8.0-m5 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" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] f1169ae587615391500382163d0c010ea2e9ea1e81f59453c5786a42c9c464f0
[INFO] running `Command { std: "docker" "start" "f1169ae587615391500382163d0c010ea2e9ea1e81f59453c5786a42c9c464f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f1169ae587615391500382163d0c010ea2e9ea1e81f59453c5786a42c9c464f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "f1169ae587615391500382163d0c010ea2e9ea1e81f59453c5786a42c9c464f0" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f1169ae587615391500382163d0c010ea2e9ea1e81f59453c5786a42c9c464f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "f1169ae587615391500382163d0c010ea2e9ea1e81f59453c5786a42c9c464f0" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.173
[INFO] [stderr]    Compiling memchr v2.7.5
[INFO] [stderr]    Compiling portable-atomic v1.11.1
[INFO] [stderr]    Compiling critical-section v1.2.0
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling futures-io v0.3.31
[INFO] [stderr]    Compiling syn v2.0.103
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling futures-task v0.3.31
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling arrayvec v0.7.6
[INFO] [stderr]    Compiling hashbrown v0.15.4
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling parking v2.2.1
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling winnow v0.7.11
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling toml_write v0.1.2
[INFO] [stderr]    Compiling fastrand v2.3.0
[INFO] [stderr]    Compiling bitflags v2.9.1
[INFO] [stderr]    Compiling base64ct v1.8.0
[INFO] [stderr]    Compiling crossbeam-deque v0.8.6
[INFO] [stderr]    Compiling time-macros v0.2.22
[INFO] [stderr]    Compiling indexmap v2.9.0
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling pem-rfc7468 v0.7.0
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling socket2 v0.5.10
[INFO] [stderr]    Compiling mio v1.0.4
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling jobserver v0.1.33
[INFO] [stderr]    Compiling signal-hook-registry v1.4.5
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling tracing-core v0.1.34
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling cc v1.2.27
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling signature v2.2.0
[INFO] [stderr]    Compiling anyhow v1.0.98
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling time v0.3.41
[INFO] [stderr]    Compiling data-encoding v2.9.0
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling curve25519-dalek v4.1.3
[INFO] [stderr]    Compiling tinyvec_macros v0.1.1
[INFO] [stderr]    Compiling tinyvec v1.9.0
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling futures-lite v2.6.0
[INFO] [stderr]    Compiling ahash v0.7.8
[INFO] [stderr]    Compiling regex-lite v0.1.6
[INFO] [stderr]    Compiling rustls v0.23.27
[INFO] [stderr]    Compiling rand v0.9.1
[INFO] [stderr]    Compiling keccak v0.1.5
[INFO] [stderr]    Compiling simdutf8 v0.1.5
[INFO] [stderr]    Compiling constant_time_eq v0.3.1
[INFO] [stderr]    Compiling document-features v0.2.11
[INFO] [stderr]    Compiling nanorand v0.7.0
[INFO] [stderr]    Compiling ucd-trie v0.1.7
[INFO] [stderr]    Compiling ucd-parse v0.1.13
[INFO] [stderr]    Compiling diatomic-waker v0.2.3
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling pqcrypto-internals v0.2.10
[INFO] [stderr]    Compiling blake3 v1.8.2
[INFO] [stderr]    Compiling rustix v1.0.7
[INFO] [stderr]    Compiling cordyceps v0.3.4
[INFO] [stderr]    Compiling glob v0.3.2
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling flume v0.11.1
[INFO] [stderr]    Compiling futures-buffered v0.2.11
[INFO] [stderr]    Compiling iroh-quinn-udp v0.5.7
[INFO] [stderr]    Compiling crossbeam-channel v0.5.15
[INFO] [stderr]    Compiling concurrent-queue v2.5.0
[INFO] [stderr]    Compiling linux-raw-sys v0.9.4
[INFO] [stderr]    Compiling rkyv v0.7.45
[INFO] [stderr]    Compiling base-x v0.2.11
[INFO] [stderr]    Compiling overload v0.1.1
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling nu-ansi-term v0.46.0
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling pqcrypto-falcon v0.4.0
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling tracing-subscriber v0.2.25
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling precis-tools v0.1.9
[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/1.100.0-beta.1-x86_64-unknown-linux-gnu/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.103/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat,unused-externs-silent --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=659db869840e3372 -C extra-filename=-f1857f87d64fedf7 --out-dir /opt/rustwide/target/debug/build/syn/f1857f87d64fedf7/out -L dependency=/opt/rustwide/target/debug/build/proc-macro2/69590df136bf7863/out -L dependency=/opt/rustwide/target/debug/build/unicode-ident/958b805d9ab3f4fe/out --extern proc_macro2=/opt/rustwide/target/debug/build/proc-macro2/69590df136bf7863/out/libproc_macro2-69590df136bf7863.rmeta --extern quote=/opt/rustwide/target/debug/build/quote/e25e27a337ef430a/out/libquote-e25e27a337ef430a.rmeta --extern unicode_ident=/opt/rustwide/target/debug/build/unicode-ident/958b805d9ab3f4fe/out/libunicode_ident-958b805d9ab3f4fe.rmeta --cap-lints allow --cap-lints=warn --force-warn=unused_crate_dependencies` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "f1169ae587615391500382163d0c010ea2e9ea1e81f59453c5786a42c9c464f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1169ae587615391500382163d0c010ea2e9ea1e81f59453c5786a42c9c464f0", kill_on_drop: false }`
[INFO] [stdout] f1169ae587615391500382163d0c010ea2e9ea1e81f59453c5786a42c9c464f0
