[INFO] fetching crate ark-zkey 0.1.2...
[INFO] checking ark-zkey-0.1.2 against try#73ffebff6f34db7eb167bf9edcf2afa19c3073e9 for pr-147841
[INFO] extracting crate ark-zkey 0.1.2 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate ark-zkey 0.1.2
[INFO] finished tweaking crates.io crate ark-zkey 0.1.2
[INFO] tweaked toml for crates.io crate ark-zkey 0.1.2 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ark-zkey 0.1.2 on toolchain 73ffebff6f34db7eb167bf9edcf2afa19c3073e9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+73ffebff6f34db7eb167bf9edcf2afa19c3073e9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate ark-zkey 0.1.2 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" "+73ffebff6f34db7eb167bf9edcf2afa19c3073e9" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+73ffebff6f34db7eb167bf9edcf2afa19c3073e9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f8adda84a8749a563096c691f68ef3a8a0063084f9efe62b5a95589097b613a1
[INFO] running `Command { std: "docker" "start" "-a" "f8adda84a8749a563096c691f68ef3a8a0063084f9efe62b5a95589097b613a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f8adda84a8749a563096c691f68ef3a8a0063084f9efe62b5a95589097b613a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8adda84a8749a563096c691f68ef3a8a0063084f9efe62b5a95589097b613a1", kill_on_drop: false }`
[INFO] [stdout] f8adda84a8749a563096c691f68ef3a8a0063084f9efe62b5a95589097b613a1
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+73ffebff6f34db7eb167bf9edcf2afa19c3073e9" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5b118c1dce40ad06f0180d2680fc1ab5f5cea9bf455847fd71b60a02f39d9a06
[INFO] running `Command { std: "docker" "start" "-a" "5b118c1dce40ad06f0180d2680fc1ab5f5cea9bf455847fd71b60a02f39d9a06", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.217
[INFO] [stderr]     Checking log v0.4.25
[INFO] [stderr]    Compiling indexmap v2.7.1
[INFO] [stderr]     Checking itoa v1.0.14
[INFO] [stderr]    Compiling anyhow v1.0.95
[INFO] [stderr]    Compiling syn v2.0.96
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking hashbrown v0.15.2
[INFO] [stderr]    Compiling thiserror v1.0.39
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]     Checking either v1.13.0
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]     Checking litemap v0.7.4
[INFO] [stderr]    Compiling pulldown-cmark v0.8.0
[INFO] [stderr]     Checking socket2 v0.5.8
[INFO] [stderr]     Checking bitflags v2.8.0
[INFO] [stderr]     Checking mio v1.0.3
[INFO] [stderr]     Checking lock_api v0.4.12
[INFO] [stderr]     Checking signal-hook-registry v1.4.2
[INFO] [stderr]     Checking ryu v1.0.19
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling serde_json v1.0.138
[INFO] [stderr]    Compiling winnow v0.6.25
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking ahash v0.7.8
[INFO] [stderr]    Compiling bytecheck v0.6.12
[INFO] [stderr]    Compiling semver v1.0.25
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling rend v0.4.2
[INFO] [stderr]    Compiling target-lexicon v0.12.16
[INFO] [stderr]     Checking simdutf8 v0.1.5
[INFO] [stderr]    Compiling cranelift-isle v0.91.1
[INFO] [stderr]    Compiling tinyvec_macros v0.1.1
[INFO] [stderr]    Compiling rkyv v0.7.45
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]    Compiling tinyvec v1.8.1
[INFO] [stderr]    Compiling parity-scale-codec v3.7.2
[INFO] [stderr]    Compiling const_format_proc_macros v0.2.34
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]    Compiling backtrace v0.3.71
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]    Compiling unicase v2.8.1
[INFO] [stderr]     Checking linux-raw-sys v0.4.15
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling crunchy v0.2.3
[INFO] [stderr]    Compiling cranelift-codegen-shared v0.91.1
[INFO] [stderr]     Checking seahash v4.1.0
[INFO] [stderr]    Compiling toml_edit v0.19.15
[INFO] [stderr]     Checking miniz_oxide v0.7.4
[INFO] [stderr]    Compiling cranelift-codegen-meta v0.91.1
[INFO] [stderr]    Compiling unicode-normalization v0.1.24
[INFO] [stderr]     Checking memmap2 v0.6.2
[INFO] [stderr]    Compiling ring v0.17.8
[INFO] [stderr]    Compiling toml_edit v0.22.22
[INFO] [stderr]     Checking const_format v0.2.34
[INFO] [stderr]    Compiling memoffset v0.9.1
[INFO] [stderr]    Compiling corosensei v0.1.4
[INFO] [stderr]     Checking object v0.32.2
[INFO] [stderr]    Compiling once_cell v1.20.2
[INFO] [stderr]     Checking cranelift-entity v0.91.1
[INFO] [stderr]     Checking byte-slice-cast v1.2.2
[INFO] [stderr]    Compiling id-arena v2.2.1
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]     Checking dashmap v6.1.0
[INFO] [stderr]    Compiling wai-parser v0.2.3
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking itertools v0.13.0
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]     Checking half v2.4.1
[INFO] [stderr]    Compiling proc-macro-crate v3.2.0
[INFO] [stderr]     Checking xxhash-rust v0.8.15
[INFO] [stderr]    Compiling schemars v0.8.21
[INFO] [stderr]    Compiling proc-macro-crate v1.3.1
[INFO] [stderr]     Checking slice-group-by v0.3.1
[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/73ffebff6f34db7eb167bf9edcf2afa19c3073e9/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.96/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=a32b407b51cca7e2 -C extra-filename=-5502f318d6ba9d07 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-ba1164ef8c5072f6.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-45812ef4b8688a30.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-a3690edd3a41f0e2.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" "5b118c1dce40ad06f0180d2680fc1ab5f5cea9bf455847fd71b60a02f39d9a06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b118c1dce40ad06f0180d2680fc1ab5f5cea9bf455847fd71b60a02f39d9a06", kill_on_drop: false }`
[INFO] [stdout] 5b118c1dce40ad06f0180d2680fc1ab5f5cea9bf455847fd71b60a02f39d9a06