[INFO] fetching crate legogroth16 0.18.0...
[INFO] checking legogroth16-0.18.0 against try#66388cc165a6c4ac98c074dc9f0281ff23528c55 for pr-150727
[INFO] extracting crate legogroth16 0.18.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate legogroth16 0.18.0
[INFO] finished tweaking crates.io crate legogroth16 0.18.0
[INFO] tweaked toml for crates.io crate legogroth16 0.18.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate legogroth16 0.18.0 on toolchain 66388cc165a6c4ac98c074dc9f0281ff23528c55
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+66388cc165a6c4ac98c074dc9f0281ff23528c55" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate legogroth16 0.18.0 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" "+66388cc165a6c4ac98c074dc9f0281ff23528c55" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+66388cc165a6c4ac98c074dc9f0281ff23528c55" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cd4558a2eee96cadb40c91f88d1c7543e3dcebce823a065c609081bb56b9ee04
[INFO] running `Command { std: "docker" "start" "-a" "cd4558a2eee96cadb40c91f88d1c7543e3dcebce823a065c609081bb56b9ee04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cd4558a2eee96cadb40c91f88d1c7543e3dcebce823a065c609081bb56b9ee04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd4558a2eee96cadb40c91f88d1c7543e3dcebce823a065c609081bb56b9ee04", kill_on_drop: false }`
[INFO] [stdout] cd4558a2eee96cadb40c91f88d1c7543e3dcebce823a065c609081bb56b9ee04
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+66388cc165a6c4ac98c074dc9f0281ff23528c55" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 83a021adf10002cb694745a2d5fcad18d3496c90c2f6d67f4dcf8c6f26623368
[INFO] running `Command { std: "docker" "start" "-a" "83a021adf10002cb694745a2d5fcad18d3496c90c2f6d67f4dcf8c6f26623368", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]    Compiling rayon-core v1.11.0
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking memoffset v0.9.0
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.8
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]    Compiling serde v1.0.201
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]     Checking tracing-core v0.1.31
[INFO] [stderr]    Compiling icu_locid_transform_data v1.5.1
[INFO] [stderr]    Compiling writeable v0.5.5
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking regex-syntax v0.7.5
[INFO] [stderr]    Compiling serde_json v1.0.105
[INFO] [stderr]     Checking hashbrown v0.13.2
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]    Compiling litemap v0.7.5
[INFO] [stderr]    Compiling cc v1.2.31
[INFO] [stderr]     Checking itoa v1.0.9
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking ryu v1.0.15
[INFO] [stderr]    Compiling icu_properties_data v1.5.1
[INFO] [stderr]     Checking iana-time-zone v0.1.57
[INFO] [stderr]     Checking matchers v0.0.1
[INFO] [stderr]     Checking tracing-log v0.1.3
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking thread_local v1.1.7
[INFO] [stderr]    Compiling icu_normalizer_data v1.5.1
[INFO] [stderr]     Checking cpufeatures v0.2.9
[INFO] [stderr]     Checking simdutf8 v0.1.4
[INFO] [stderr]    Compiling zeroize v1.8.1
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling target-lexicon v0.12.16
[INFO] [stderr]     Checking indexmap v2.4.0
[INFO] [stderr]    Compiling rustls-pki-types v1.12.0
[INFO] [stderr]    Compiling utf16_iter v1.0.5
[INFO] [stderr]    Compiling write16 v1.0.0
[INFO] [stderr]    Compiling cranelift-isle v0.110.2
[INFO] [stderr]     Checking miniz_oxide v0.8.9
[INFO] [stderr]     Checking generic-array v0.14.7
[INFO] [stderr]     Checking chrono v0.4.29
[INFO] [stderr]     Checking rayon v1.7.0
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking regex-automata v0.3.8
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]    Compiling cranelift-codegen-shared v0.110.3
[INFO] [stderr]     Checking bytes v1.4.0
[INFO] [stderr]    Compiling rustix v1.0.8
[INFO] [stderr]    Compiling thiserror v1.0.65
[INFO] [stderr]    Compiling parking_lot_core v0.9.8
[INFO] [stderr]    Compiling prettyplease v0.2.36
[INFO] [stderr]    Compiling bitflags v2.5.0
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]    Compiling bytecheck v0.6.11
[INFO] [stderr]    Compiling cranelift-codegen-meta v0.110.3
[INFO] [stderr]    Compiling corosensei v0.2.2
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]    Compiling adler2 v2.0.0
[INFO] [stderr]    Compiling rustls v0.23.31
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling percent-encoding v2.3.1
[INFO] [stderr]     Checking bumpalo v3.16.0
[INFO] [stderr]    Compiling linux-raw-sys v0.9.4
[INFO] [stderr]     Checking cranelift-bitset v0.110.3
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]     Checking twox-hash v1.6.3
[INFO] [stderr]     Checking cranelift-entity v0.110.2
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling form_urlencoded v1.2.1
[INFO] [stderr]     Checking object v0.36.7
[INFO] [stderr]    Compiling webpki-roots v1.0.2
[INFO] [stderr]     Checking crc32fast v1.5.0
[INFO] [stderr]    Compiling libloading v0.8.8
[INFO] [stderr]    Compiling wasmparser v0.224.1
[INFO] [stderr]     Checking xxhash-rust v0.8.12
[INFO] [stderr]    Compiling subtle v2.6.1
[INFO] [stderr]    Compiling bindgen v0.70.1
[INFO] [stderr]     Checking more-asserts v0.2.2
[INFO] [stderr]     Checking slice-group-by v0.3.1
[INFO] [stderr]     Checking fallible-iterator v0.3.0
[INFO] [stderr]     Checking ark-std v0.4.0
[INFO] [stderr]     Checking arbitrary v1.4.1
[INFO] [stderr]     Checking region v3.0.2
[INFO] [stderr]    Compiling itertools v0.12.1
[INFO] [stderr]    Compiling clang-sys v1.8.1
[INFO] [stderr]     Checking regex v1.9.5
[INFO] [stderr]     Checking gimli v0.28.1
[INFO] [stderr]    Compiling flate2 v1.1.2
[INFO] [stderr]     Checking regalloc2 v0.9.3
[INFO] [stderr]    Compiling xattr v1.5.1
[INFO] [stderr]     Checking cranelift-control v0.110.3
[INFO] [stderr]    Compiling webpki-roots v0.26.11
[INFO] [stderr]     Checking dashmap v6.0.1
[INFO] [stderr]     Checking cranelift-bforest v0.110.2
[INFO] [stderr]    Compiling filetime v0.2.25
[INFO] [stderr]     Checking memmap2 v0.6.2
[INFO] [stderr]     Checking crossbeam-queue v0.3.11
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]     Checking libunwind v1.3.3
[INFO] [stderr]     Checking shared-buffer v0.1.4
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]    Compiling tar v0.4.44
[INFO] [stderr]     Checking wasm-encoder v0.221.3
[INFO] [stderr]    Compiling proc-macro-error-attr2 v2.0.0
[INFO] [stderr]    Compiling cmake v0.1.54
[INFO] [stderr]     Checking unicode-width v0.2.1
[INFO] [stderr]    Compiling darling_core v0.13.4
[INFO] [stderr]     Checking self_cell v1.0.4
[INFO] [stderr]    Compiling wasmer-compiler-cranelift v6.0.1
[INFO] [stderr]     Checking wast v221.0.3
[INFO] [stderr]     Checking blake2 v0.10.6
[INFO] [stderr]     Checking hmac v0.12.1
[INFO] [stderr]    Compiling cranelift-codegen v0.110.2
[INFO] [stderr]     Checking num-complex v0.4.4
[INFO] [stderr]     Checking keccak v0.1.4
[INFO] [stderr]     Checking hkdf v0.12.3
[INFO] [stderr]     Checking aead v0.5.2
[INFO] [stderr]     Checking itertools v0.14.0
[INFO] [stderr]    Compiling hex-literal-impl v0.2.3
[INFO] [stderr]     Checking num v0.4.1
[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/66388cc165a6c4ac98c074dc9f0281ff23528c55/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"' --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=82cdd541a7b0cbd5 -C extra-filename=-03a95bddb70a53a0 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-3d35c39cac3bb913.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-1062d0deedf049ab.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-35fb19b3987835f7.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" "83a021adf10002cb694745a2d5fcad18d3496c90c2f6d67f4dcf8c6f26623368", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83a021adf10002cb694745a2d5fcad18d3496c90c2f6d67f4dcf8c6f26623368", kill_on_drop: false }`
[INFO] [stdout] 83a021adf10002cb694745a2d5fcad18d3496c90c2f6d67f4dcf8c6f26623368