[INFO] cloning repository https://github.com/l-adic/arkworks-demo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/l-adic/arkworks-demo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fl-adic%2Farkworks-demo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fl-adic%2Farkworks-demo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 31df1f4cb8c306814d8e3228304ebb3f7afb40ab
[INFO] checking l-adic/arkworks-demo against try#c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f for 2025-12-16-next-solver-global
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fl-adic%2Farkworks-demo" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-6-tc2/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/l-adic/arkworks-demo
[INFO] finished tweaking git repo https://github.com/l-adic/arkworks-demo
[INFO] tweaked toml for git repo https://github.com/l-adic/arkworks-demo written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/l-adic/arkworks-demo on toolchain c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/l-adic/arkworks-demo 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" "+c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7a6546980e8098731db38510456cadfe4f54410dda871af2b2074659918a61fd
[INFO] running `Command { std: "docker" "start" "-a" "7a6546980e8098731db38510456cadfe4f54410dda871af2b2074659918a61fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7a6546980e8098731db38510456cadfe4f54410dda871af2b2074659918a61fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a6546980e8098731db38510456cadfe4f54410dda871af2b2074659918a61fd", kill_on_drop: false }`
[INFO] [stdout] 7a6546980e8098731db38510456cadfe4f54410dda871af2b2074659918a61fd
[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" "-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" "+c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 92dd63d4a3d7185daa06062320c2185b03ce4c773d5eba050b03dc9cf5935990
[INFO] running `Command { std: "docker" "start" "-a" "92dd63d4a3d7185daa06062320c2185b03ce4c773d5eba050b03dc9cf5935990", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.204
[INFO] [stderr]     Checking subtle v2.6.1
[INFO] [stderr]     Checking const-oid v0.9.6
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling cc v1.0.104
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling syn v2.0.68
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]    Compiling toml_datetime v0.6.6
[INFO] [stderr]     Checking tinyvec v1.7.0
[INFO] [stderr]    Compiling serde_json v1.0.120
[INFO] [stderr]    Compiling thiserror v1.0.39
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]     Checking lock_api v0.4.12
[INFO] [stderr]     Checking bitflags v2.6.0
[INFO] [stderr]    Compiling rustix v0.38.34
[INFO] [stderr]     Checking regex-automata v0.4.7
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking ahash v0.7.8
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]     Checking linux-raw-sys v0.4.14
[INFO] [stderr]    Compiling pulldown-cmark v0.8.0
[INFO] [stderr]     Checking mio v0.8.11
[INFO] [stderr]    Compiling semver v1.0.23
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]     Checking half v1.8.3
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]    Compiling schemars v0.8.21
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking winnow v0.6.13
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]    Compiling bytecheck v0.6.12
[INFO] [stderr]    Compiling toml_edit v0.21.1
[INFO] [stderr]     Checking bstr v1.9.1
[INFO] [stderr]     Checking winnow v0.5.40
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking fastrand v2.1.0
[INFO] [stderr]    Compiling target-lexicon v0.12.14
[INFO] [stderr]     Checking simdutf8 v0.1.4
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking dyn-clone v1.0.17
[INFO] [stderr]    Compiling rend v0.4.2
[INFO] [stderr]     Checking unsafe-libyaml v0.2.11
[INFO] [stderr]     Checking unicode-normalization v0.1.23
[INFO] [stderr]     Checking filetime v0.2.23
[INFO] [stderr]     Checking memmap2 v0.6.2
[INFO] [stderr]    Compiling rkyv v0.7.44
[INFO] [stderr]     Checking any_ascii v0.1.7
[INFO] [stderr]    Compiling cranelift-isle v0.91.1
[INFO] [stderr]     Checking lexical-sort v0.3.1
[INFO] [stderr]    Compiling document-features v0.2.8
[INFO] [stderr]    Compiling ring v0.17.8
[INFO] [stderr]    Compiling backtrace v0.3.71
[INFO] [stderr]     Checking flate2 v1.0.30
[INFO] [stderr]     Checking idna v0.5.0
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking seahash v4.1.0
[INFO] [stderr]    Compiling cranelift-codegen-shared v0.91.1
[INFO] [stderr]     Checking path-clean v1.0.1
[INFO] [stderr]     Checking addr2line v0.21.0
[INFO] [stderr]    Compiling cranelift-codegen-meta v0.91.1
[INFO] [stderr]     Checking globset v0.4.14
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking ignore v0.4.22
[INFO] [stderr]    Compiling toml_edit v0.19.15
[INFO] [stderr]     Checking object v0.32.2
[INFO] [stderr]    Compiling corosensei v0.1.4
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking cranelift-entity v0.91.1
[INFO] [stderr]    Compiling id-arena v2.2.1
[INFO] [stderr]     Checking byte-slice-cast v1.2.2
[INFO] [stderr]     Checking rustc-hex v2.1.0
[INFO] [stderr]     Checking parking_lot_core v0.9.10
[INFO] [stderr]     Checking xattr v1.3.1
[INFO] [stderr]     Checking tempfile v3.10.1
[INFO] [stderr]    Compiling wai-parser v0.2.3
[INFO] [stderr]     Checking crunchy v0.2.2
[INFO] [stderr]     Checking slice-group-by v0.3.1
[INFO] [stderr]     Checking xxhash-rust v0.8.11
[INFO] [stderr]     Checking tar v0.4.41
[INFO] [stderr]     Checking more-asserts v0.2.2
[INFO] [stderr]     Checking fallible-iterator v0.2.0
[INFO] [stderr]    Compiling wai-bindgen-gen-rust-wasm v0.2.3
[INFO] [stderr]     Checking regalloc2 v0.5.1
[INFO] [stderr]     Checking dashmap v5.5.3
[INFO] [stderr]     Checking cranelift-bforest v0.91.1
[INFO] [stderr]     Checking region v3.0.2
[INFO] [stderr]    Compiling proc-macro-crate v3.1.0
[INFO] [stderr]     Checking crossbeam-queue v0.3.11
[INFO] [stderr]    Compiling wai-bindgen-gen-core v0.2.3
[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/c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f/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="fold"' --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=26902118490cfb9b -C extra-filename=-2aee9b2b4636fd31 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-f3285e5c19000248.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-b29be6395babc9ba.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] [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/c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.68/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,test)' --check-cfg 'cfg(feature, values("clone-impls", "default", "derive", "extra-traits", "fold", "full", "parsing", "printing", "proc-macro", "test", "visit", "visit-mut"))' -C metadata=23a3bbb0d8299a5c -C extra-filename=-e6cc391eee2dbdd2 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-f3285e5c19000248.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-b29be6395babc9ba.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-f2de522ba645d884.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "92dd63d4a3d7185daa06062320c2185b03ce4c773d5eba050b03dc9cf5935990", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92dd63d4a3d7185daa06062320c2185b03ce4c773d5eba050b03dc9cf5935990", kill_on_drop: false }`
[INFO] [stdout] 92dd63d4a3d7185daa06062320c2185b03ce4c773d5eba050b03dc9cf5935990