[INFO] fetching crate gear-core-backend 1.10.0...
[INFO] checking gear-core-backend-1.10.0 against try#81ab7f2139295590561adbe6d5b0aaa2feff765f for pr-146470-4
[INFO] extracting crate gear-core-backend 1.10.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate gear-core-backend 1.10.0
[INFO] finished tweaking crates.io crate gear-core-backend 1.10.0
[INFO] tweaked toml for crates.io crate gear-core-backend 1.10.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate gear-core-backend 1.10.0 on toolchain 81ab7f2139295590561adbe6d5b0aaa2feff765f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+81ab7f2139295590561adbe6d5b0aaa2feff765f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate gear-core-backend 1.10.0 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" "+81ab7f2139295590561adbe6d5b0aaa2feff765f" "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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+81ab7f2139295590561adbe6d5b0aaa2feff765f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2342e6d3b2be8f540bc44394879ff526bfd838a5d8e29c988a3512e2a834a305
[INFO] running `Command { std: "docker" "start" "-a" "2342e6d3b2be8f540bc44394879ff526bfd838a5d8e29c988a3512e2a834a305", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2342e6d3b2be8f540bc44394879ff526bfd838a5d8e29c988a3512e2a834a305", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2342e6d3b2be8f540bc44394879ff526bfd838a5d8e29c988a3512e2a834a305", kill_on_drop: false }`
[INFO] [stdout] 2342e6d3b2be8f540bc44394879ff526bfd838a5d8e29c988a3512e2a834a305
[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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+81ab7f2139295590561adbe6d5b0aaa2feff765f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 80ef6b5293b5be29130ac1703c706dc2112fb28557ea7fd23806d0a4625b3ed2
[INFO] running `Command { std: "docker" "start" "-a" "80ef6b5293b5be29130ac1703c706dc2112fb28557ea7fd23806d0a4625b3ed2", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling rustversion v1.0.18
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]     Checking const-oid v0.9.5
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling hashbrown v0.15.2
[INFO] [stderr]    Compiling winnow v0.5.15
[INFO] [stderr]    Compiling find-msvc-tools v0.1.1
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]     Checking byte-slice-cast v1.2.3
[INFO] [stderr]     Checking zerocopy v0.7.32
[INFO] [stderr]     Checking memchr v2.7.2
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling cc v1.2.37
[INFO] [stderr]    Compiling regex-syntax v0.8.2
[INFO] [stderr]     Checking cpufeatures v0.2.9
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking allocator-api2 v0.2.16
[INFO] [stderr]     Checking ahash v0.8.11
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]     Checking bitflags v2.9.4
[INFO] [stderr]    Compiling target-lexicon v0.12.14
[INFO] [stderr]    Compiling indexmap v2.7.1
[INFO] [stderr]    Compiling aho-corasick v1.0.4
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling const_format_proc_macros v0.2.34
[INFO] [stderr]    Compiling parity-scale-codec v3.7.5
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking pin-project-lite v0.2.13
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling convert_case v0.7.1
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]     Checking rustc-demangle v0.1.23
[INFO] [stderr]     Checking rustc-hex v2.1.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.8
[INFO] [stderr]     Checking simdutf8 v0.1.4
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]     Checking itoa v1.0.9
[INFO] [stderr]     Checking downcast-rs v1.2.0
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]    Compiling clang-sys v1.6.1
[INFO] [stderr]     Checking const_format v0.2.34
[INFO] [stderr]    Compiling toml_edit v0.21.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]     Checking arrayref v0.3.7
[INFO] [stderr]     Checking fallible-iterator v0.3.0
[INFO] [stderr]    Compiling prettyplease v0.2.15
[INFO] [stderr]    Compiling bytecheck v0.6.11
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking percent-encoding v2.3.1
[INFO] [stderr]    Compiling rustix v0.38.41
[INFO] [stderr]    Compiling regex-automata v0.4.6
[INFO] [stderr]     Checking flate2 v1.0.27
[INFO] [stderr]     Checking form_urlencoded v1.2.1
[INFO] [stderr]    Compiling backtrace v0.3.71
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking gimli v0.28.1
[INFO] [stderr]    Compiling proc-macro-error-attr2 v2.0.0
[INFO] [stderr]    Compiling corosensei v0.3.0
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]    Compiling ref-cast v1.0.23
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling linux-raw-sys v0.4.14
[INFO] [stderr]    Compiling semver v1.0.26
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]     Checking io-lifetimes v1.0.11
[INFO] [stderr]    Compiling wasmer-vm v6.1.0
[INFO] [stderr]    Compiling libloading v0.7.4
[INFO] [stderr]     Checking fallible-iterator v0.2.0
[INFO] [stderr]     Checking parity-wasm v0.45.0
[INFO] [stderr]     Checking more-asserts v0.2.2
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]     Checking memory_units v0.4.0
[INFO] [stderr]    Compiling rustix v0.37.23
[INFO] [stderr]    Compiling wasmparser v0.224.1
[INFO] [stderr]     Checking xxhash-rust v0.8.11
[INFO] [stderr]     Checking fixed-hash v0.8.0
[INFO] [stderr]     Checking sp-std v9.0.0
[INFO] [stderr]    Compiling bindgen v0.70.1
[INFO] [stderr]     Checking sharded-slab v0.1.4
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]    Compiling filetime v0.2.22
[INFO] [stderr]     Checking dashmap v6.0.1
[INFO] [stderr]    Compiling proc-macro-crate v3.1.0
[INFO] [stderr]     Checking wasmi_core v0.2.1
[INFO] [stderr]     Checking region v3.0.2
[INFO] [stderr]     Checking memmap2 v0.6.2
[INFO] [stderr]     Checking hashbrown v0.13.2
[INFO] [stderr]     Checking wasmi-validation v0.5.0
[INFO] [stderr]     Checking uint v0.9.5
[INFO] [stderr]    Compiling memoffset v0.8.0
[INFO] [stderr]     Checking thread_local v1.1.7
[INFO] [stderr]     Checking constant_time_eq v0.3.1
[INFO] [stderr]    Compiling rustix v0.36.15
[INFO] [stderr]     Checking libunwind v1.3.3
[INFO] [stderr]     Checking wasmi v0.13.2
[INFO] [stderr]     Checking shared-buffer v0.1.4
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]     Checking rayon-core v1.12.1
[INFO] [stderr]     Checking memmap2 v0.9.8
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling wasmtime-runtime v8.0.1
[INFO] [stderr]    Compiling cmake v0.1.54
[INFO] [stderr]    Compiling cpp_demangle v0.3.5
[INFO] [stderr]    Compiling regex v1.10.5
[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/81ab7f2139295590561adbe6d5b0aaa2feff765f/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.106/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=b33ed6143336c41c -C extra-filename=-50f1c6d67429d27c --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-76eab54824554d10.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-e88e41d12e6815f2.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" "80ef6b5293b5be29130ac1703c706dc2112fb28557ea7fd23806d0a4625b3ed2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80ef6b5293b5be29130ac1703c706dc2112fb28557ea7fd23806d0a4625b3ed2", kill_on_drop: false }`
[INFO] [stdout] 80ef6b5293b5be29130ac1703c706dc2112fb28557ea7fd23806d0a4625b3ed2
