[INFO] fetching crate nnlang 0.8.0...
[INFO] checking nnlang-0.8.0 against try#d8be25549d5418405531341b4be6d8538fc3c42e for pr-156160
[INFO] extracting crate nnlang 0.8.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate nnlang 0.8.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate nnlang 0.8.0
[INFO] tweaked toml for crates.io crate nnlang 0.8.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate nnlang 0.8.0 on toolchain d8be25549d5418405531341b4be6d8538fc3c42e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d8be25549d5418405531341b4be6d8538fc3c42e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate nnlang 0.8.0 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" "+d8be25549d5418405531341b4be6d8538fc3c42e" "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/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:3a6becf2bc8dde7f3fa57ede90e4f284e72d296796fc446bbb1e2c7cc0530151" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 1d38c04effdfeff4ce0867349a55d0d6c3cc6738c5ed0277c1048fd208baeba8
[INFO] running `Command { std: "docker" "start" "1d38c04effdfeff4ce0867349a55d0d6c3cc6738c5ed0277c1048fd208baeba8", 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" "1d38c04effdfeff4ce0867349a55d0d6c3cc6738c5ed0277c1048fd208baeba8" "/opt/rustwide/cargo-home/bin/cargo" "+d8be25549d5418405531341b4be6d8538fc3c42e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1d38c04effdfeff4ce0867349a55d0d6c3cc6738c5ed0277c1048fd208baeba8", 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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "1d38c04effdfeff4ce0867349a55d0d6c3cc6738c5ed0277c1048fd208baeba8" "/opt/rustwide/cargo-home/bin/cargo" "+d8be25549d5418405531341b4be6d8538fc3c42e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]    Compiling unicode-ident v1.0.24
[INFO] [stderr]    Compiling libc v0.2.185
[INFO] [stderr]     Checking cfg-if v1.0.4
[INFO] [stderr]     Checking memchr v2.8.0
[INFO] [stderr]     Checking log v0.4.29
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling version_check v0.9.5
[INFO] [stderr]    Compiling typenum v1.19.0
[INFO] [stderr]     Checking itoa v1.0.18
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]     Checking bitflags v2.11.1
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]     Checking bytes v1.11.1
[INFO] [stderr]     Checking stable_deref_trait v1.2.1
[INFO] [stderr]    Compiling siphasher v1.0.2
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]    Compiling find-msvc-tools v0.1.9
[INFO] [stderr]    Compiling rand v0.8.6
[INFO] [stderr]    Compiling phf_shared v0.11.3
[INFO] [stderr]     Checking subtle v2.6.1
[INFO] [stderr]     Checking pin-project-lite v0.2.17
[INFO] [stderr]    Compiling pkg-config v0.3.33
[INFO] [stderr]     Checking regex-syntax v0.8.10
[INFO] [stderr]     Checking futures-core v0.3.32
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling rustix v1.1.4
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]     Checking cpufeatures v0.2.17
[INFO] [stderr]     Checking linux-raw-sys v0.12.1
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking once_cell v1.21.4
[INFO] [stderr]     Checking anstyle v1.0.14
[INFO] [stderr]     Checking aho-corasick v1.1.4
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]     Checking http v1.4.0
[INFO] [stderr]    Compiling zerocopy v0.8.48
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]     Checking writeable v0.6.3
[INFO] [stderr]    Compiling phf_generator v0.11.3
[INFO] [stderr]     Checking litemap v0.8.2
[INFO] [stderr]    Compiling ucd-trie v0.1.7
[INFO] [stderr]    Compiling strsim v0.11.1
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]    Compiling icu_normalizer_data v2.2.0
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]     Checking mio v1.2.0
[INFO] [stderr]     Checking socket2 v0.6.3
[INFO] [stderr]    Compiling pest v2.8.6
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[INFO] [stderr]    Compiling httparse v1.10.1
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]     Checking new_debug_unreachable v1.0.6
[INFO] [stderr]    Compiling icu_properties_data v2.2.0
[INFO] [stderr]    Compiling thiserror v2.0.18
[INFO] [stderr]     Checking utf8parse v0.2.2
[INFO] [stderr]     Checking http-body v1.0.1
[INFO] [stderr]     Checking anstyle-parse v1.0.0
[INFO] [stderr]     Checking lock_api v0.4.14
[INFO] [stderr]    Compiling string_cache_codegen v0.5.4
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]    Compiling phf_codegen v0.11.3
[INFO] [stderr]     Checking anstyle-query v1.1.5
[INFO] [stderr]     Checking colorchoice v1.0.5
[INFO] [stderr]    Compiling getrandom v0.4.2
[INFO] [stderr]     Checking is_terminal_polyfill v1.70.2
[INFO] [stderr]    Compiling cc v1.2.60
[INFO] [stderr]    Compiling anyhow v1.0.102
[INFO] [stderr]     Checking adler2 v2.0.1
[INFO] [stderr]     Checking futures-sink v0.3.32
[INFO] [stderr]     Checking percent-encoding v2.3.2
[INFO] [stderr]    Compiling zmij v1.0.21
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[INFO] [stderr]     Checking mac v0.1.1
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[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]     Checking precomputed-hash v0.1.1
[INFO] [stderr]    Compiling web_atoms v0.1.3
[INFO] [stderr]    Compiling semver v1.0.28
[INFO] [stderr]     Checking tower-service v0.3.3
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking futf v0.1.5
[INFO] [stderr]    Compiling pest_meta v2.8.6
[INFO] [stderr]     Checking form_urlencoded v1.2.2
[INFO] [stderr]     Checking unicode-width v0.2.2
[INFO] [stderr]     Checking sha1 v0.10.6
[INFO] [stderr]     Checking tracing v0.1.44
[INFO] [stderr]     Checking regex-automata v0.4.14
[INFO] [stderr]     Checking sha2 v0.10.9
[INFO] [stderr]    Compiling zstd-safe v5.0.2+zstd.1.5.2
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]    Compiling crc32fast v1.5.0
[INFO] [stderr]     Checking tower-layer v0.3.3
[INFO] [stderr]     Checking utf-8 v0.7.6
[INFO] [stderr]    Compiling object v0.37.3
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]     Checking mime v0.3.17
[INFO] [stderr]    Compiling unicase v2.9.0
[INFO] [stderr]     Checking equivalent v1.0.2
[INFO] [stderr]     Checking terminal_size v0.4.4
[INFO] [stderr]     Checking fastrand v2.4.1
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking httpdate v1.0.3
[INFO] [stderr]     Checking clap_lex v1.1.0
[INFO] [stderr]     Checking hashbrown v0.17.0
[INFO] [stderr]    Compiling mime_guess v2.0.5
[INFO] [stderr]     Checking tendril v0.4.3
[INFO] [stderr]    Compiling logos-codegen v0.15.1
[INFO] [stderr]     Checking walkdir v2.5.0
[INFO] [stderr]     Checking tempfile v3.27.0
[INFO] [stderr]     Checking inout v0.1.4
[INFO] [stderr]     Checking http-body-util v0.1.3
[INFO] [stderr]     Checking inotify-sys v0.1.5
[INFO] [stderr]     Checking clap_builder v4.6.0
[INFO] [stderr]     Checking futures-channel v0.3.32
[INFO] [stderr]     Checking data-encoding v2.10.0
[INFO] [stderr]     Checking dtoa v1.0.11
[INFO] [stderr]     Checking powerfmt v0.2.0
[INFO] [stderr]     Checking gimli v0.32.3
[INFO] [stderr]     Checking base64ct v1.8.3
[INFO] [stderr]     Checking sync_wrapper v1.0.2
[INFO] [stderr]     Checking atomic-waker v1.1.2
[INFO] [stderr]     Checking deranged v0.5.8
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking dtoa-short v0.3.5
[INFO] [stderr]     Checking inotify v0.11.1
[INFO] [stderr]     Checking cipher v0.4.4
[INFO] [stderr]     Checking password-hash v0.4.2
[INFO] [stderr]     Checking hmac v0.12.1
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking notify-types v2.1.0
[INFO] [stderr]     Checking num-conv v0.2.1
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]     Checking num-modular v0.6.1
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]     Checking indexmap v2.14.0
[INFO] [stderr]    Compiling beef v0.5.2
[INFO] [stderr]    Compiling pulldown-cmark v0.10.3
[INFO] [stderr]     Checking time-core v0.1.8
[INFO] [stderr]     Checking ryu v1.0.23
[INFO] [stderr]    Compiling zstd-sys v2.0.16+zstd.1.5.7
[INFO] [stderr]    Compiling bzip2-sys v0.1.13+1.0.8
[INFO] [stderr]     Checking rustc-demangle v0.1.27
[INFO] [stderr]    Compiling owo-colors v4.3.0
[INFO] [stderr]     Checking num-order v1.2.0
[INFO] [stderr]    Compiling itertools v0.14.0
[INFO] [stderr]     Checking time v0.3.47
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]     Checking notify v8.2.0
[INFO] [stderr]     Checking pbkdf2 v0.11.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.6
[INFO] [stderr]     Checking aes v0.8.4
[INFO] [stderr]     Checking flate2 v1.1.9
[INFO] [stderr]     Checking axum-core v0.5.6
[INFO] [stderr]     Checking serde_path_to_error v0.1.20
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]     Checking unicode-linebreak v0.1.5
[INFO] [stderr]     Checking bzip2 v0.4.4
[INFO] [stderr]     Checking winnow v0.7.15
[INFO] [stderr]     Checking http-range-header v0.4.2
[INFO] [stderr]     Checking is_ci v1.2.0
[INFO] [stderr]     Checking jiff v0.2.23
[INFO] [stderr]     Checking predicates-core v1.0.10
[INFO] [stderr]     Checking maplit v1.0.2
[INFO] [stderr]     Checking toml_write v0.1.2
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking matchit v0.8.4
[INFO] [stderr]     Checking iana-time-zone v0.1.65
[INFO] [stderr]     Checking pulldown-cmark-escape v0.10.1
[INFO] [stderr]     Checking regex v1.12.3
[INFO] [stderr]     Checking bstr v1.12.1
[INFO] [stderr]     Checking base64 v0.22.1
[INFO] [stderr]    Compiling pulldown-cmark v0.13.3
[INFO] [stderr]     Checking constant_time_eq v0.1.5
[INFO] [stderr]     Checking chrono v0.4.44
[INFO] [stderr]     Checking supports-color v3.0.2
[INFO] [stderr]     Checking textwrap v0.16.2
[INFO] [stderr]     Checking notify-debouncer-mini v0.6.0
[INFO] [stderr]     Checking env_filter v1.0.1
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling darling_core v0.20.11
[INFO] [stderr]    Compiling pest_generator v2.8.6
[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/d8be25549d5418405531341b4be6d8538fc3c42e/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.117/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"' --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=a9f0f1bf52f49136 -C extra-filename=-e0faf52aa5e48801 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-d4cb564e807a9cd7.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-aa2c5b8519914b46.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-8c98a1a0e58216a9.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" "1d38c04effdfeff4ce0867349a55d0d6c3cc6738c5ed0277c1048fd208baeba8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d38c04effdfeff4ce0867349a55d0d6c3cc6738c5ed0277c1048fd208baeba8", kill_on_drop: false }`
[INFO] [stdout] 1d38c04effdfeff4ce0867349a55d0d6c3cc6738c5ed0277c1048fd208baeba8
