[INFO] fetching crate koba 0.2.0...
[INFO] checking koba-0.2.0 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930
[INFO] extracting crate koba 0.2.0 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate koba 0.2.0 on toolchain c387b04bf028733cd561d62128c8a5eee4bc1458
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate koba 0.2.0
[INFO] finished tweaking crates.io crate koba 0.2.0
[INFO] tweaked toml for crates.io crate koba 0.2.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate crates.io crate koba 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" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7078452a2bad0b521caf994791e9551323377a0a7625e869f4669f381efaf9e3
[INFO] running `Command { std: "docker" "start" "-a" "7078452a2bad0b521caf994791e9551323377a0a7625e869f4669f381efaf9e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7078452a2bad0b521caf994791e9551323377a0a7625e869f4669f381efaf9e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7078452a2bad0b521caf994791e9551323377a0a7625e869f4669f381efaf9e3", kill_on_drop: false }`
[INFO] [stdout] 7078452a2bad0b521caf994791e9551323377a0a7625e869f4669f381efaf9e3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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 -Dtail_expr_drop_order" "-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9bb68d642a986a80d17fc7ba41a855e7b3b9e7bbc7d078de67029d3cef482b64
[INFO] running `Command { std: "docker" "start" "-a" "9bb68d642a986a80d17fc7ba41a855e7b3b9e7bbc7d078de67029d3cef482b64", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.82
[INFO] [stderr]    Compiling libc v0.2.154
[INFO] [stderr]     Checking zeroize v1.7.0
[INFO] [stderr]    Compiling serde v1.0.202
[INFO] [stderr]     Checking const-oid v0.9.6
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling ruint-macro v1.2.1
[INFO] [stderr]     Checking cpufeatures v0.2.12
[INFO] [stderr]    Compiling cc v1.0.97
[INFO] [stderr]     Checking memchr v2.7.2
[INFO] [stderr]    Compiling thiserror v1.0.60
[INFO] [stderr]     Checking hex-literal v0.4.1
[INFO] [stderr]    Compiling serde_json v1.0.117
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling itoa v1.0.11
[INFO] [stderr]    Compiling ahash v0.7.8
[INFO] [stderr]     Checking generic-array v0.14.7
[INFO] [stderr]    Compiling vcpkg v0.2.15
[INFO] [stderr]    Compiling winnow v0.6.8
[INFO] [stderr]     Checking der v0.7.9
[INFO] [stderr]    Compiling ryu v1.0.18
[INFO] [stderr]     Checking unicode-normalization v0.1.23
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling dunce v1.0.4
[INFO] [stderr]    Compiling indexmap v2.2.6
[INFO] [stderr]     Checking bitflags v2.5.0
[INFO] [stderr]    Compiling openssl v0.10.64
[INFO] [stderr]     Checking either v1.11.0
[INFO] [stderr]     Checking ahash v0.8.11
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]     Checking tower-layer v0.3.2
[INFO] [stderr]    Compiling target-lexicon v0.12.14
[INFO] [stderr]    Compiling syn v2.0.63
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]    Compiling bytecheck v0.6.12
[INFO] [stderr]     Checking lock_api v0.4.12
[INFO] [stderr]     Checking idna v0.5.0
[INFO] [stderr]    Compiling cranelift-isle v0.91.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking inout v0.1.3
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]     Checking simdutf8 v0.1.4
[INFO] [stderr]    Compiling rend v0.4.2
[INFO] [stderr]     Checking futures-utils-wasm v0.1.0
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking socket2 v0.5.7
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking mio v0.8.11
[INFO] [stderr]     Checking hmac v0.12.1
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]     Checking sec1 v0.7.3
[INFO] [stderr]     Checking spki v0.7.3
[INFO] [stderr]     Checking rfc6979 v0.4.0
[INFO] [stderr]     Checking parking_lot_core v0.9.10
[INFO] [stderr]     Checking ff v0.13.0
[INFO] [stderr]     Checking crypto-bigint v0.5.5
[INFO] [stderr]     Checking signature v2.2.0
[INFO] [stderr]     Checking url v2.5.0
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]    Compiling alloy-sol-type-parser v0.7.6
[INFO] [stderr]     Checking group v0.13.0
[INFO] [stderr]     Checking dashmap v5.5.3
[INFO] [stderr]     Checking cipher v0.4.4
[INFO] [stderr]     Checking itertools v0.13.0
[INFO] [stderr]    Compiling rkyv v0.7.44
[INFO] [stderr]    Compiling cranelift-codegen-shared v0.91.1
[INFO] [stderr]     Checking rustls-pki-types v1.7.0
[INFO] [stderr]    Compiling cranelift-codegen-meta v0.91.1
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]    Compiling memoffset v0.8.0
[INFO] [stderr]    Compiling corosensei v0.1.4
[INFO] [stderr]     Checking rustls-pemfile v2.1.2
[INFO] [stderr]     Checking gimli v0.28.1
[INFO] [stderr]     Checking leb128 v0.2.5
[INFO] [stderr]    Compiling openssl-sys v0.9.102
[INFO] [stderr]    Compiling backtrace v0.3.71
[INFO] [stderr]     Checking ipnet v2.9.0
[INFO] [stderr]     Checking cranelift-entity v0.91.1
[INFO] [stderr]     Checking bumpalo v3.16.0
[INFO] [stderr]     Checking sync_wrapper v0.1.2
[INFO] [stderr]     Checking miniz_oxide v0.7.2
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking object v0.32.2
[INFO] [stderr]     Checking slice-group-by v0.3.1
[INFO] [stderr]     Checking more-asserts v0.2.2
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking fallible-iterator v0.2.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking region v3.0.2
[INFO] [stderr]     Checking cranelift-egraph v0.91.1
[INFO] [stderr]     Checking gimli v0.26.2
[INFO] [stderr]     Checking crossbeam-deque v0.8.5
[INFO] [stderr]     Checking regalloc2 v0.5.1
[INFO] [stderr]     Checking cranelift-bforest v0.91.1
[INFO] [stderr]     Checking salsa20 v0.10.2
[INFO] [stderr]     Checking pbkdf2 v0.11.0
[INFO] [stderr]     Checking keccak v0.1.5
[INFO] [stderr]     Checking rayon-core v1.12.1
[INFO] [stderr]     Checking scrypt v0.10.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking wasmparser v0.95.0
[INFO] [stderr]     Checking wasm-encoder v0.207.0
[INFO] [stderr]     Checking sha3 v0.10.8
[INFO] [stderr]    Compiling brotli-sys v0.3.2
[INFO] [stderr]     Checking elliptic-curve v0.13.8
[INFO] [stderr]     Checking aes v0.8.4
[INFO] [stderr]     Checking ctr v0.9.2
[INFO] [stderr]     Checking lru v0.12.3
[INFO] [stderr]     Checking ecdsa v0.16.9
[INFO] [stderr]     Checking memmap2 v0.5.10
[INFO] [stderr]    Compiling rustix v0.38.34
[INFO] [stderr]    Compiling wasmer-compiler-cranelift v3.3.0
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]     Checking wast v207.0.0
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking k256 v0.13.3
[INFO] [stderr]     Checking linux-raw-sys v0.4.13
[INFO] [stderr]    Compiling eyre v0.6.12
[INFO] [stderr]     Checking indenter v0.3.3
[INFO] [stderr]     Checking fastrand v2.1.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking addr2line v0.21.0
[INFO] [stderr]     Checking bytesize v1.3.0
[INFO] [stderr]    Compiling syn-solidity v0.7.6
[INFO] [stderr]    Compiling darling_core v0.20.9
[INFO] [stderr]     Checking owo-colors v4.0.0
[INFO] [stderr]     Checking regex-automata v0.4.6
[INFO] [stderr]    Compiling cranelift-codegen v0.91.1
[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/c387b04bf028733cd561d62128c8a5eee4bc1458/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syn-2.0.63/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="visit"' --cfg 'feature="visit-mut"' --check-cfg 'cfg(docsrs)' --check-cfg 'cfg(feature, values("clone-impls", "default", "derive", "extra-traits", "fold", "full", "parsing", "printing", "proc-macro", "test", "visit", "visit-mut"))' -C metadata=173878a0e671cdf7 -C extra-filename=-173878a0e671cdf7 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-860daa60fdca5d2f.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-d1d43cb6c3e08ebd.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-7b828347d8713ecd.rmeta --cap-lints allow --cap-lints=forbid -Dtail_expr_drop_order` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "9bb68d642a986a80d17fc7ba41a855e7b3b9e7bbc7d078de67029d3cef482b64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9bb68d642a986a80d17fc7ba41a855e7b3b9e7bbc7d078de67029d3cef482b64", kill_on_drop: false }`
[INFO] [stdout] 9bb68d642a986a80d17fc7ba41a855e7b3b9e7bbc7d078de67029d3cef482b64