[INFO] fetching crate rpuc 0.3.0...
[INFO] testing rpuc-0.3.0 against try#f23b22458132fb20faeb8a915b1c252478696f25 for pr-131095
[INFO] extracting crate rpuc 0.3.0 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate rpuc 0.3.0 on toolchain f23b22458132fb20faeb8a915b1c252478696f25
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f23b22458132fb20faeb8a915b1c252478696f25" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rpuc 0.3.0
[INFO] finished tweaking crates.io crate rpuc 0.3.0
[INFO] tweaked toml for crates.io crate rpuc 0.3.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate crates.io crate rpuc 0.3.0 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" "+f23b22458132fb20faeb8a915b1c252478696f25" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+f23b22458132fb20faeb8a915b1c252478696f25" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1143c2983199e3adb20d2f1ca295782c413b9c4eb0666a6ff1a6746eae16b0fa
[INFO] running `Command { std: "docker" "start" "-a" "1143c2983199e3adb20d2f1ca295782c413b9c4eb0666a6ff1a6746eae16b0fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1143c2983199e3adb20d2f1ca295782c413b9c4eb0666a6ff1a6746eae16b0fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1143c2983199e3adb20d2f1ca295782c413b9c4eb0666a6ff1a6746eae16b0fa", kill_on_drop: false }`
[INFO] [stdout] 1143c2983199e3adb20d2f1ca295782c413b9c4eb0666a6ff1a6746eae16b0fa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+f23b22458132fb20faeb8a915b1c252478696f25" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d18d088cac948efece657d4791722b1d4e4589b94ba0b0f55d973301c070a7de
[INFO] running `Command { std: "docker" "start" "-a" "d18d088cac948efece657d4791722b1d4e4589b94ba0b0f55d973301c070a7de", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.81
[INFO] [stderr]    Compiling autocfg v1.2.0
[INFO] [stderr]    Compiling libc v0.2.154
[INFO] [stderr]    Compiling serde v1.0.198
[INFO] [stderr]    Compiling hashbrown v0.14.3
[INFO] [stderr]    Compiling simd-adler32 v0.3.7
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling ahash v0.7.8
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling thiserror v1.0.59
[INFO] [stderr]    Compiling anyhow v1.0.82
[INFO] [stderr]    Compiling memchr v2.7.2
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling crc32fast v1.4.0
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling tinyvec v1.6.0
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling rustix v0.38.34
[INFO] [stderr]    Compiling bitflags v2.5.0
[INFO] [stderr]    Compiling serde_json v1.0.117
[INFO] [stderr]    Compiling miniz_oxide v0.7.2
[INFO] [stderr]    Compiling linux-raw-sys v0.4.13
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling semver v1.0.22
[INFO] [stderr]    Compiling utf8parse v0.2.1
[INFO] [stderr]    Compiling log v0.4.21
[INFO] [stderr]    Compiling anstyle-parse v0.2.3
[INFO] [stderr]    Compiling winnow v0.6.7
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling unicode-normalization v0.1.23
[INFO] [stderr]    Compiling anstyle-query v1.0.2
[INFO] [stderr]    Compiling colorchoice v1.0.0
[INFO] [stderr]    Compiling anstyle v1.0.6
[INFO] [stderr]    Compiling arrayvec v0.7.4
[INFO] [stderr]    Compiling target-lexicon v0.12.14
[INFO] [stderr]    Compiling schemars v0.8.19
[INFO] [stderr]    Compiling bytecheck v0.6.12
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling syn v2.0.60
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling idna v0.5.0
[INFO] [stderr]    Compiling flate2 v1.0.29
[INFO] [stderr]    Compiling anstream v0.6.13
[INFO] [stderr]    Compiling rend v0.4.2
[INFO] [stderr]    Compiling either v1.11.0
[INFO] [stderr]    Compiling winnow v0.5.40
[INFO] [stderr]    Compiling cranelift-isle v0.91.1
[INFO] [stderr]    Compiling half v1.8.3
[INFO] [stderr]    Compiling simdutf8 v0.1.4
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling clap_builder v4.4.11
[INFO] [stderr]    Compiling filetime v0.2.23
[INFO] [stderr]    Compiling memmap2 v0.6.2
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]    Compiling cpufeatures v0.2.12
[INFO] [stderr]    Compiling litrs v0.4.1
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling cranelift-codegen-shared v0.91.1
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling cc v1.0.95
[INFO] [stderr]    Compiling rkyv v0.7.44
[INFO] [stderr]    Compiling fastrand v2.1.0
[INFO] [stderr]    Compiling sha2 v0.10.8
[INFO] [stderr]    Compiling cranelift-codegen-meta v0.91.1
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling corosensei v0.1.4
[INFO] [stderr]    Compiling xattr v1.3.1
[INFO] [stderr]    Compiling tempfile v3.10.1
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling memoffset v0.9.1
[INFO] [stderr]    Compiling document-features v0.2.8
[INFO] [stderr]    Compiling leb128 v0.2.5
[INFO] [stderr]    Compiling cranelift-entity v0.91.1
[INFO] [stderr]    Compiling gimli v0.28.1
[INFO] [stderr]    Compiling tar v0.4.40
[INFO] [stderr]    Compiling seahash v4.1.0
[INFO] [stderr]    Compiling object v0.32.2
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling xxhash-rust v0.8.10
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.23
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling fallible-iterator v0.2.0
[INFO] [stderr]    Compiling paste v1.0.14
[INFO] [stderr]    Compiling built v0.7.2
[INFO] [stderr]    Compiling backtrace v0.3.71
[INFO] [stderr]    Compiling aligned-vec v0.5.0
[INFO] [stderr]    Compiling slice-group-by v0.3.1
[INFO] [stderr]    Compiling more-asserts v0.2.2
[INFO] [stderr]    Compiling v_frame v0.3.8
[INFO] [stderr]    Compiling regalloc2 v0.5.1
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling rav1e v0.7.1
[INFO] [stderr]    Compiling dashmap v5.5.3
[INFO] [stderr]    Compiling cranelift-bforest v0.91.1
[INFO] [stderr]    Compiling region v3.0.2
[INFO] [stderr]    Compiling crossbeam-queue v0.3.11
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling serde_derive_internals v0.29.0
[INFO] [stderr]    Compiling darling_core v0.20.8
[INFO] [stderr]    Compiling bytemuck v1.15.0
[INFO] [stderr]    Compiling bumpalo v3.16.0
[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/f23b22458132fb20faeb8a915b1c252478696f25/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syn-2.0.60/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="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="visit-mut"' --check-cfg 'cfg(docsrs)' --check-cfg 'cfg(feature, values("clone-impls", "default", "derive", "extra-traits", "fold", "full", "parsing", "printing", "proc-macro", "test", "visit", "visit-mut"))' -C metadata=a88c16d8089af2f9 -C extra-filename=-a88c16d8089af2f9 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-74e0063a7fec9451.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-b5a2fb2711d77956.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-7b828347d8713ecd.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" "d18d088cac948efece657d4791722b1d4e4589b94ba0b0f55d973301c070a7de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d18d088cac948efece657d4791722b1d4e4589b94ba0b0f55d973301c070a7de", kill_on_drop: false }`
[INFO] [stdout] d18d088cac948efece657d4791722b1d4e4589b94ba0b0f55d973301c070a7de