[INFO] fetching crate acorn-lib 0.1.33...
[INFO] testing acorn-lib-0.1.33 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate acorn-lib 0.1.33 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate acorn-lib 0.1.33
[INFO] finished tweaking crates.io crate acorn-lib 0.1.33
[INFO] tweaked toml for crates.io crate acorn-lib 0.1.33 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate acorn-lib 0.1.33 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate acorn-lib 0.1.33 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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bdfa655fe9fb230c7e5b0688c3c0485469e6a6c7ce7f883c083fff18bb84408e
[INFO] running `Command { std: "docker" "start" "-a" "bdfa655fe9fb230c7e5b0688c3c0485469e6a6c7ce7f883c083fff18bb84408e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bdfa655fe9fb230c7e5b0688c3c0485469e6a6c7ce7f883c083fff18bb84408e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bdfa655fe9fb230c7e5b0688c3c0485469e6a6c7ce7f883c083fff18bb84408e", kill_on_drop: false }`
[INFO] [stdout] bdfa655fe9fb230c7e5b0688c3c0485469e6a6c7ce7f883c083fff18bb84408e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aa042da2460e200772ececbefbb4e5ebf7ad089037873f500821eac202511a4c
[INFO] running `Command { std: "docker" "start" "-a" "aa042da2460e200772ececbefbb4e5ebf7ad089037873f500821eac202511a4c", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling signal-hook-registry v1.4.2
[INFO] [stderr]    Compiling indexmap v2.12.0
[INFO] [stderr]    Compiling rayon-core v1.13.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.15
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling thiserror v2.0.17
[INFO] [stderr]    Compiling psm v0.1.26
[INFO] [stderr]    Compiling foldhash v0.1.5
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling stacker v0.1.21
[INFO] [stderr]    Compiling slotmap v1.0.7
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling iana-time-zone v0.1.61
[INFO] [stderr]    Compiling signal-hook v0.3.18
[INFO] [stderr]    Compiling castaway v0.2.4
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling socket2 v0.6.0
[INFO] [stderr]    Compiling polars-utils v0.51.0
[INFO] [stderr]    Compiling simdutf8 v0.1.5
[INFO] [stderr]    Compiling uuid v1.18.1
[INFO] [stderr]    Compiling raw-cpuid v11.6.0
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling memmap2 v0.9.8
[INFO] [stderr]    Compiling phf_shared v0.12.1
[INFO] [stderr]    Compiling polars-error v0.51.0
[INFO] [stderr]    Compiling rayon v1.11.0
[INFO] [stderr]    Compiling polars-schema v0.51.0
[INFO] [stderr]    Compiling chrono-tz v0.10.4
[INFO] [stderr]    Compiling rand v0.9.2
[INFO] [stderr]    Compiling cpufeatures v0.2.16
[INFO] [stderr]    Compiling phf v0.12.1
[INFO] [stderr]    Compiling polars-arrow v0.51.0
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling ethnum v1.5.2
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling streaming-iterator v0.1.9
[INFO] [stderr]    Compiling phf_shared v0.11.3
[INFO] [stderr]    Compiling polars-compute v0.51.0
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling debug_unsafe v0.1.3
[INFO] [stderr]    Compiling simd-adler32 v0.3.7
[INFO] [stderr]    Compiling syn v2.0.108
[INFO] [stderr]    Compiling time-macros v0.2.21
[INFO] [stderr]    Compiling atoi_simd v0.16.1
[INFO] [stderr]    Compiling sha2 v0.10.9
[INFO] [stderr]    Compiling strength_reduce v0.2.4
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling httparse v1.9.5
[INFO] [stderr]    Compiling zlib-rs v0.5.2
[INFO] [stderr]    Compiling boxcar v0.2.14
[INFO] [stderr]    Compiling fast-float2 v0.2.3
[INFO] [stderr]    Compiling bumpalo v3.17.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling polars-core v0.51.0
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.100
[INFO] [stderr]    Compiling rand_distr v0.5.1
[INFO] [stderr]    Compiling rustls v0.23.22
[INFO] [stderr]    Compiling xxhash-rust v0.8.15
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling phf_generator v0.11.3
[INFO] [stderr]    Compiling polars-ops v0.51.0
[INFO] [stderr]    Compiling cookie v0.18.1
[INFO] [stderr]    Compiling glob v0.3.3
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.6
[INFO] [stderr]    Compiling unicode-width v0.2.2
[INFO] [stderr]    Compiling prettyplease v0.2.37
[INFO] [stderr]    Compiling ipnet v2.10.1
[INFO] [stderr]    Compiling winnow v0.7.13
[INFO] [stderr]    Compiling time v0.3.40
[INFO] [stderr]    Compiling string_cache_codegen v0.5.4
[INFO] [stderr]    Compiling phf_codegen v0.11.3
[INFO] [stderr]    Compiling polars-plan v0.51.0
[INFO] [stderr]    Compiling webpki-roots v1.0.4
[INFO] [stderr]    Compiling argminmax v0.6.3
[INFO] [stderr]    Compiling serde_spanned v1.0.3
[INFO] [stderr]    Compiling toml_datetime v0.7.3
[INFO] [stderr]    Compiling toml_writer v1.0.4
[INFO] [stderr]    Compiling psl-types v2.0.11
[INFO] [stderr]    Compiling onig_sys v69.9.1
[INFO] [stderr]    Compiling web_atoms v0.1.3
[INFO] [stderr]    Compiling rustls-native-certs v0.8.1
[INFO] [stderr]    Compiling webpki-roots v0.26.11
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling mac v0.1.1
[INFO] [stderr]    Compiling compression-core v0.4.29
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling futf v0.1.5
[INFO] [stderr]    Compiling dirs-sys v0.5.0
[INFO] [stderr]    Compiling phf v0.11.3
[INFO] [stderr]    Compiling const-random-macro v0.1.16
[INFO] [stderr]    Compiling bstr v1.11.3
[INFO] [stderr]    Compiling toml_parser v1.0.4
[INFO] [stderr]    Compiling jetscii v0.5.3
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling regex v1.12.2
[INFO] [stderr]    Compiling toml v0.9.8
[INFO] [stderr]    Compiling const-random v0.1.18
[INFO] [stderr]    Compiling itertools v0.14.0
[INFO] [stderr]    Compiling tendril v0.4.3
[INFO] [stderr]    Compiling globset v0.4.18
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling html-validation v0.1.2
[INFO] [stderr]    Compiling synstructure v0.13.1
[INFO] [stderr]    Compiling darling_core v0.21.3
[INFO] [stderr]    Compiling darling_core v0.20.10
[INFO] [stderr]    Compiling libz-rs-sys v0.5.2
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.100
[INFO] [stderr]    Compiling flate2 v1.1.5
[INFO] [stderr]    Compiling proc-macro-error-attr2 v2.0.0
[INFO] [stderr]    Compiling nanorand v0.7.0
[INFO] [stderr]    Compiling rustls-webpki v0.102.8
[INFO] [stderr]    Compiling crossbeam-channel v0.5.15
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling compression-codecs v0.4.30
[INFO] [stderr]    Compiling crossbeam-queue v0.3.12
[INFO] [stderr]    Compiling backtrace v0.3.71
[INFO] [stderr]    Compiling polars-lazy v0.51.0
[INFO] [stderr]    Compiling gimli v0.28.1
[INFO] [stderr]    Compiling owo-colors v4.2.3
[INFO] [stderr]    Compiling web-time v1.1.0
[INFO] [stderr]    Compiling pulldown-cmark v0.13.0
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.100
[INFO] [stderr]    Compiling ref-cast v1.0.24
[INFO] [stderr]    Compiling rustix v1.1.2
[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/c2e32f1c9652b13ed99608599c1e855462f421f3/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.108/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=efac4257ee2a1493 -C extra-filename=-b2ff58b9a4a66e99 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-bc6fe0fc9aaee63c.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-80716d8dbff70c50.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-13328ff8d6cc16fd.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" "aa042da2460e200772ececbefbb4e5ebf7ad089037873f500821eac202511a4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa042da2460e200772ececbefbb4e5ebf7ad089037873f500821eac202511a4c", kill_on_drop: false }`
[INFO] [stdout] aa042da2460e200772ececbefbb4e5ebf7ad089037873f500821eac202511a4c