[INFO] fetching crate proofmode 0.2.0...
[INFO] checking proofmode-0.2.0 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146470
[INFO] extracting crate proofmode 0.2.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate proofmode 0.2.0
[INFO] finished tweaking crates.io crate proofmode 0.2.0
[INFO] tweaked toml for crates.io crate proofmode 0.2.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate proofmode 0.2.0 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate proofmode 0.2.0 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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded byteordered v0.6.0
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[INFO] [stderr]   Downloaded pest v2.7.10
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[INFO] [stderr]   Downloaded ordered-multimap v0.6.0
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[INFO] [stderr]   Downloaded rustls-webpki v0.102.3
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[INFO] [stderr]   Downloaded polars-core v0.37.0
[INFO] [stderr]   Downloaded spade v2.6.0
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[INFO] [stderr]   Downloaded zstd-sys v2.0.10+zstd.1.5.6
[INFO] [stderr]   Downloaded geojson v0.24.1
[INFO] [stderr]   Downloaded pgp v0.11.0
[INFO] [stderr]   Downloaded polars-lazy v0.37.0
[INFO] [stderr]   Downloaded simd-json v0.13.10
[INFO] [stderr]   Downloaded ureq v2.9.7
[INFO] [stderr]   Downloaded minicbor v0.24.0
[INFO] [stderr]   Downloaded k256 v0.13.3
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[INFO] [stderr]   Downloaded jsonwebtoken v9.3.0
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[INFO] [stderr]   Downloaded ndarray-rand v0.14.0
[INFO] [stderr]   Downloaded buffer-redux v1.0.1
[INFO] [stderr]   Downloaded cfb-mode v0.8.2
[INFO] [stderr]   Downloaded dsa v0.6.3
[INFO] [stderr]   Downloaded iter-read v1.0.1
[INFO] [stderr]   Downloaded platforms v3.4.0
[INFO] [stderr]   Downloaded memmap2 v0.7.1
[INFO] [stderr]   Downloaded polars-json v0.37.0
[INFO] [stderr]   Downloaded parse-zoneinfo v0.3.0
[INFO] [stderr]   Downloaded mp4 v0.13.0
[INFO] [stderr]   Downloaded range-set v0.0.9
[INFO] [stderr]   Downloaded twofish v0.7.1
[INFO] [stderr]   Downloaded ref-cast v1.0.22
[INFO] [stderr]   Downloaded polars-compute v0.37.0
[INFO] [stderr]   Downloaded serde-transcode v1.1.1
[INFO] [stderr]   Downloaded x509-certificate v0.19.0
[INFO] [stderr]   Downloaded cast5 v0.11.1
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[INFO] [stderr]   Downloaded c2pa v0.31.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 56cd6d5b81f344e0b912ed0141fd16724f3516384e40078ee6306285496232ee
[INFO] running `Command { std: "docker" "start" "-a" "56cd6d5b81f344e0b912ed0141fd16724f3516384e40078ee6306285496232ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "56cd6d5b81f344e0b912ed0141fd16724f3516384e40078ee6306285496232ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56cd6d5b81f344e0b912ed0141fd16724f3516384e40078ee6306285496232ee", kill_on_drop: false }`
[INFO] [stdout] 56cd6d5b81f344e0b912ed0141fd16724f3516384e40078ee6306285496232ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 65a04986daae355e31f9f1ea69ee737d36e8afad360be1784dd7aa5a3b043188
[INFO] running `Command { std: "docker" "start" "-a" "65a04986daae355e31f9f1ea69ee737d36e8afad360be1784dd7aa5a3b043188", kill_on_drop: false }`
[INFO] [stderr]     Checking memchr v2.7.2
[INFO] [stderr]     Checking either v1.11.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]     Checking subtle v2.5.0
[INFO] [stderr]    Compiling cc v1.0.96
[INFO] [stderr]    Compiling syn v2.0.60
[INFO] [stderr]     Checking getrandom v0.2.14
[INFO] [stderr]     Checking log v0.4.21
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]     Checking base64ct v1.6.0
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]     Checking iana-time-zone v0.1.60
[INFO] [stderr]    Compiling libc v0.2.154
[INFO] [stderr]     Checking regex-syntax v0.8.3
[INFO] [stderr]    Compiling target-features v0.1.6
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling smartstring v1.0.1
[INFO] [stderr]     Checking ahash v0.8.11
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking pem-rfc7468 v0.7.0
[INFO] [stderr]    Compiling serde_json v1.0.116
[INFO] [stderr]     Checking simdutf8 v0.1.4
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]    Compiling polars-utils v0.37.0
[INFO] [stderr]     Checking lexical-util v0.8.5
[INFO] [stderr]     Checking socket2 v0.5.7
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking mio v0.8.11
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling polars-arrow v0.37.0
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling time-core v0.1.2
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking tokio v1.37.0
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]    Compiling time-macros v0.2.18
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking flate2 v1.0.30
[INFO] [stderr]     Checking ff v0.13.0
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]     Checking atoi_simd v0.15.6
[INFO] [stderr]     Checking foreign_vec v0.1.0
[INFO] [stderr]     Checking fast-float v0.2.0
[INFO] [stderr]    Compiling rustversion v1.0.15
[INFO] [stderr]     Checking ethnum v1.5.0
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.92
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking strength_reduce v0.2.4
[INFO] [stderr]     Checking http v1.1.0
[INFO] [stderr]    Compiling crossbeam-deque v0.8.5
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking group v0.13.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling ucd-trie v0.1.6
[INFO] [stderr]     Checking rustls-pki-types v1.5.0
[INFO] [stderr]     Checking regex-automata v0.4.6
[INFO] [stderr]    Compiling typewit_proc_macros v1.8.1
[INFO] [stderr]    Compiling openssl-sys v0.9.102
[INFO] [stderr]    Compiling ring v0.17.8
[INFO] [stderr]    Compiling backtrace v0.3.71
[INFO] [stderr]     Checking time v0.3.36
[INFO] [stderr]     Checking typewit v1.9.0
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling const-random-macro v0.1.16
[INFO] [stderr]     Checking lexical-parse-integer v0.8.6
[INFO] [stderr]     Checking lexical-write-integer v0.8.5
[INFO] [stderr]     Checking object v0.32.2
[INFO] [stderr]    Compiling polars-compute v0.37.0
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]    Compiling unicase v2.7.0
[INFO] [stderr]    Compiling heapless v0.8.0
[INFO] [stderr]    Compiling ref-cast v1.0.22
[INFO] [stderr]    Compiling platforms v3.4.0
[INFO] [stderr]    Compiling openssl v0.10.64
[INFO] [stderr]    Compiling httparse v1.8.0
[INFO] [stderr]    Compiling curve25519-dalek v4.1.2
[INFO] [stderr]     Checking lexical-write-float v0.8.5
[INFO] [stderr]     Checking lexical-parse-float v0.8.5
[INFO] [stderr]     Checking const-random v0.1.18
[INFO] [stderr]     Checking konst_kernel v0.3.9
[INFO] [stderr]     Checking indexmap v2.2.6
[INFO] [stderr]     Checking rusticata-macros v4.1.0
[INFO] [stderr]     Checking unicode-normalization v0.1.23
[INFO] [stderr]     Checking http-body v1.0.0
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling darling_core v0.14.4
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]     Checking float-cmp v0.9.0
[INFO] [stderr]     Checking regex v1.10.4
[INFO] [stderr]    Compiling uuid v1.3.1
[INFO] [stderr]     Checking hash32 v0.3.1
[INFO] [stderr]    Compiling polars-core v0.37.0
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.92
[INFO] [stderr]     Checking const_panic v0.2.8
[INFO] [stderr]    Compiling num-bigint-dig v0.8.4
[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/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/bin/rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-1.0.109/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="quote"' --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", "quote", "test", "visit", "visit-mut"))' -C metadata=70d4d50b28ad6b4a -C extra-filename=-a8fb27820e0edc20 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-cd783e91e9969cc7.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-6bde5cd1c8ecb660.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-f2de522ba645d884.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" "65a04986daae355e31f9f1ea69ee737d36e8afad360be1784dd7aa5a3b043188", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65a04986daae355e31f9f1ea69ee737d36e8afad360be1784dd7aa5a3b043188", kill_on_drop: false }`
[INFO] [stdout] 65a04986daae355e31f9f1ea69ee737d36e8afad360be1784dd7aa5a3b043188