[INFO] fetching crate acorn-lib 0.1.35...
[INFO] checking acorn-lib-0.1.35 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate acorn-lib 0.1.35 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate acorn-lib 0.1.35
[INFO] finished tweaking crates.io crate acorn-lib 0.1.35
[INFO] tweaked toml for crates.io crate acorn-lib 0.1.35 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate acorn-lib 0.1.35 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate acorn-lib 0.1.35 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 223edeff916a5f10770076c5eda456e8a26cab50e3e65ce68527268d6f65de57
[INFO] running `Command { std: "docker" "start" "-a" "223edeff916a5f10770076c5eda456e8a26cab50e3e65ce68527268d6f65de57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "223edeff916a5f10770076c5eda456e8a26cab50e3e65ce68527268d6f65de57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "223edeff916a5f10770076c5eda456e8a26cab50e3e65ce68527268d6f65de57", kill_on_drop: false }`
[INFO] [stdout] 223edeff916a5f10770076c5eda456e8a26cab50e3e65ce68527268d6f65de57
[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 -Dunmustuse_in_always_ok" "-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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 93cf903c6bc1b1ed3cceccf69c9d4d90e53e8c9f86c71dd19e8e1690c8472ee1
[INFO] running `Command { std: "docker" "start" "-a" "93cf903c6bc1b1ed3cceccf69c9d4d90e53e8c9f86c71dd19e8e1690c8472ee1", kill_on_drop: false }`
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling cc v1.2.19
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]     Checking aho-corasick v1.1.4
[INFO] [stderr]    Compiling thiserror v2.0.17
[INFO] [stderr]     Checking indexmap v2.12.0
[INFO] [stderr]     Checking castaway v0.2.4
[INFO] [stderr]    Compiling polars-utils v0.51.0
[INFO] [stderr]     Checking phf_shared v0.12.1
[INFO] [stderr]     Checking raw-cpuid v11.6.0
[INFO] [stderr]    Compiling polars-schema v0.51.0
[INFO] [stderr]    Compiling chrono-tz v0.10.4
[INFO] [stderr]    Compiling polars-arrow v0.51.0
[INFO] [stderr]     Checking ethnum v1.5.2
[INFO] [stderr]    Compiling polars-compute v0.51.0
[INFO] [stderr]     Checking phf v0.12.1
[INFO] [stderr]     Checking debug_unsafe v0.1.3
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling time-macros v0.2.21
[INFO] [stderr]    Compiling sha2 v0.10.9
[INFO] [stderr]     Checking fast-float2 v0.2.3
[INFO] [stderr]     Checking boxcar v0.2.14
[INFO] [stderr]     Checking atoi_simd v0.16.1
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.100
[INFO] [stderr]     Checking miniz_oxide v0.8.9
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling polars-core v0.51.0
[INFO] [stderr]    Compiling rustls v0.23.22
[INFO] [stderr]    Compiling log v0.4.28
[INFO] [stderr]    Compiling bumpalo v3.17.0
[INFO] [stderr]    Compiling crunchy v0.2.3
[INFO] [stderr]     Checking xxhash-rust v0.8.15
[INFO] [stderr]    Compiling syn v2.0.108
[INFO] [stderr]     Checking flate2 v1.1.5
[INFO] [stderr]    Compiling polars-ops v0.51.0
[INFO] [stderr]    Compiling prettyplease v0.2.37
[INFO] [stderr]    Compiling string_cache_codegen v0.5.4
[INFO] [stderr]    Compiling polars-plan v0.51.0
[INFO] [stderr]     Checking parking_lot_core v0.9.10
[INFO] [stderr]     Checking signal-hook-registry v1.4.2
[INFO] [stderr]     Checking regex-automata v0.4.13
[INFO] [stderr]     Checking getrandom v0.3.3
[INFO] [stderr]     Checking mio v1.1.0
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking socket2 v0.6.0
[INFO] [stderr]     Checking signal-hook v0.3.18
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]     Checking rand_core v0.9.3
[INFO] [stderr]     Checking uuid v1.18.1
[INFO] [stderr]     Checking memmap2 v0.9.8
[INFO] [stderr]     Checking webpki-roots v1.0.4
[INFO] [stderr]     Checking argminmax v0.6.3
[INFO] [stderr]    Compiling wasm-bindgen v0.2.100
[INFO] [stderr]     Checking polars-error v0.51.0
[INFO] [stderr]     Checking psl-types v2.0.11
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]     Checking webpki-roots v0.26.11
[INFO] [stderr]     Checking rustls-native-certs v0.8.1
[INFO] [stderr]    Compiling web_atoms v0.1.3
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking compression-core v0.4.29
[INFO] [stderr]     Checking dirs-sys v0.5.0
[INFO] [stderr]    Compiling psm v0.1.26
[INFO] [stderr]    Compiling stacker v0.1.21
[INFO] [stderr]     Checking rand v0.9.2
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]     Checking time v0.3.40
[INFO] [stderr]    Compiling onig_sys v69.9.1
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]     Checking compression-codecs v0.4.30
[INFO] [stderr]    Compiling toml_parser v1.0.4
[INFO] [stderr]     Checking bstr v1.11.3
[INFO] [stderr]    Compiling toml_writer v1.0.4
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling jetscii v0.5.3
[INFO] [stderr]     Checking rand_distr v0.5.1
[INFO] [stderr]    Compiling itertools v0.14.0
[INFO] [stderr]    Compiling backtrace v0.3.71
[INFO] [stderr]    Compiling const-random-macro v0.1.16
[INFO] [stderr]     Checking nanorand v0.7.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling proc-macro-error-attr2 v2.0.0
[INFO] [stderr]    Compiling anyhow v1.0.97
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking crossbeam-channel v0.5.15
[INFO] [stderr]    Compiling polars-lazy v0.51.0
[INFO] [stderr]     Checking web-time v1.1.0
[INFO] [stderr]    Compiling rustix v1.1.2
[INFO] [stderr]    Compiling owo-colors v4.2.3
[INFO] [stderr]     Checking cookie v0.18.1
[INFO] [stderr]    Compiling pulldown-cmark v0.13.0
[INFO] [stderr]     Checking gimli v0.28.1
[INFO] [stderr]     Checking const-random v0.1.18
[INFO] [stderr]    Compiling serde_spanned v1.0.3
[INFO] [stderr]    Compiling toml_datetime v0.7.3
[INFO] [stderr]     Checking regex v1.12.2
[INFO] [stderr]     Checking globset v0.4.18
[INFO] [stderr]     Checking dlv-list v0.5.2
[INFO] [stderr]    Compiling html-validation v0.1.2
[INFO] [stderr]    Compiling semver v1.0.26
[INFO] [stderr]     Checking ahash v0.8.11
[INFO] [stderr]     Checking crossbeam v0.8.4
[INFO] [stderr]     Checking miniz_oxide v0.7.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking dirs v6.0.0
[INFO] [stderr]     Checking dashmap v5.5.3
[INFO] [stderr]     Checking sha1 v0.10.6
[INFO] [stderr]     Checking console v0.16.1
[INFO] [stderr]     Checking terminal-trx v0.2.5
[INFO] [stderr]    Compiling synstructure v0.13.1
[INFO] [stderr]    Compiling darling_core v0.21.3
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.100
[INFO] [stderr]    Compiling darling_core v0.20.10
[INFO] [stderr]    Compiling serde_derive_internals v0.29.1
[INFO] [stderr]    Compiling proc-macro-error2 v2.0.1
[INFO] [stderr]    Compiling toml v0.9.8
[INFO] [stderr]     Checking num_cpus v1.17.0
[INFO] [stderr]    Compiling rust-embed-utils v8.8.0
[INFO] [stderr]     Checking getopts v0.2.24
[INFO] [stderr]     Checking secrecy v0.10.3
[INFO] [stderr]     Checking object v0.32.2
[INFO] [stderr]    Compiling polars v0.51.0
[INFO] [stderr]    Compiling serde_yml v0.0.12
[INFO] [stderr]     Checking std_prelude v0.2.12
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]     Checking cached_proc_macro_types v0.1.1
[INFO] [stderr]    Compiling mockall_derive v0.13.1
[INFO] [stderr]     Checking pulldown-cmark-escape v0.11.0
[INFO] [stderr]     Checking by_address v1.2.1
[INFO] [stderr]     Checking predicates-core v1.0.9
[INFO] [stderr]     Checking xterm-color v1.0.1
[INFO] [stderr]     Checking bit-vec v0.8.0
[INFO] [stderr]     Checking terminal-colorsaurus v1.0.1
[INFO] [stderr]     Checking addr2line v0.21.0
[INFO] [stderr]     Checking zopfli v0.8.2
[INFO] [stderr]     Checking bit-set v0.8.0
[INFO] [stderr]     Checking eyre v0.6.12
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.100
[INFO] [stderr]     Checking path_abs v0.5.1
[INFO] [stderr]     Checking libyml v0.0.5
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking onig v6.5.1
[INFO] [stderr]     Checking shellexpand v3.1.1
[INFO] [stderr]     Checking html5gum v0.8.0
[INFO] [stderr]     Checking ignore v0.4.24
[INFO] [stderr]     Checking ordered-multimap v0.7.3
[INFO] [stderr]     Checking rustls-webpki v0.102.8
[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/4f260f0f20b3133d20cfb50353c0221943af5796/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=-599c36c72e00ff82 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-5a4aee7fb8000762.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-e65c4aa637a30edf.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-47fbfb87e67ba397.rmeta --cap-lints allow --cap-lints=forbid -Dunmustuse_in_always_ok` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "93cf903c6bc1b1ed3cceccf69c9d4d90e53e8c9f86c71dd19e8e1690c8472ee1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93cf903c6bc1b1ed3cceccf69c9d4d90e53e8c9f86c71dd19e8e1690c8472ee1", kill_on_drop: false }`
[INFO] [stdout] 93cf903c6bc1b1ed3cceccf69c9d4d90e53e8c9f86c71dd19e8e1690c8472ee1