[INFO] cloning repository https://github.com/Nihallllll/pow-contract
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Nihallllll/pow-contract" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNihallllll%2Fpow-contract", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNihallllll%2Fpow-contract'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2a9f89e1cd0918707a86a660628b4adf36a32e42
[INFO] checking Nihallllll/pow-contract against try#c8085cfed34c45021fc8f66d073f6394b3e35431 for pr-148939
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNihallllll%2Fpow-contract" "/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/Nihallllll/pow-contract
[INFO] finished tweaking git repo https://github.com/Nihallllll/pow-contract
[INFO] tweaked toml for git repo https://github.com/Nihallllll/pow-contract written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Nihallllll/pow-contract on toolchain c8085cfed34c45021fc8f66d073f6394b3e35431
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c8085cfed34c45021fc8f66d073f6394b3e35431" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Nihallllll/pow-contract 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" "+c8085cfed34c45021fc8f66d073f6394b3e35431" "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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+c8085cfed34c45021fc8f66d073f6394b3e35431" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] db72b2104ea5c27674d41d6dfc072d5031cb6210d443d0f3fc9f1661cb0942a4
[INFO] running `Command { std: "docker" "start" "-a" "db72b2104ea5c27674d41d6dfc072d5031cb6210d443d0f3fc9f1661cb0942a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "db72b2104ea5c27674d41d6dfc072d5031cb6210d443d0f3fc9f1661cb0942a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db72b2104ea5c27674d41d6dfc072d5031cb6210d443d0f3fc9f1661cb0942a4", kill_on_drop: false }`
[INFO] [stdout] db72b2104ea5c27674d41d6dfc072d5031cb6210d443d0f3fc9f1661cb0942a4
[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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+c8085cfed34c45021fc8f66d073f6394b3e35431" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0f29f40d80d39cd1bbf33fc5124921f1468d00abb0da053e9ffed27549adf728
[INFO] running `Command { std: "docker" "start" "-a" "0f29f40d80d39cd1bbf33fc5124921f1468d00abb0da053e9ffed27549adf728", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling borsh v1.5.7
[INFO] [stderr]     Checking five8_core v0.1.2
[INFO] [stderr]     Checking solana-sanitize v3.0.1
[INFO] [stderr]    Compiling curve25519-dalek v4.1.3
[INFO] [stderr]     Checking solana-atomic-u64 v3.0.0
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling proc-macro-crate v3.4.0
[INFO] [stderr]     Checking memchr v2.7.6
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking bitflags v2.10.0
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]     Checking solana-sanitize v2.2.1
[INFO] [stderr]     Checking solana-atomic-u64 v2.2.1
[INFO] [stderr]     Checking solana-decode-error v2.3.0
[INFO] [stderr]     Checking serde_bytes v0.11.19
[INFO] [stderr]     Checking solana-msg v3.0.0
[INFO] [stderr]     Checking five8 v0.2.1
[INFO] [stderr]     Checking five8_const v0.1.4
[INFO] [stderr]     Checking solana-program-memory v3.0.0
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking qstring v0.7.2
[INFO] [stderr]     Checking solana-define-syscall v3.0.0
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]     Checking signal-hook-registry v1.4.6
[INFO] [stderr]     Checking socket2 v0.6.1
[INFO] [stderr]     Checking mio v1.1.0
[INFO] [stderr]     Checking hash32 v0.3.1
[INFO] [stderr]     Checking rustc-demangle v0.1.26
[INFO] [stderr]     Checking solana-svm-feature-set v3.0.7
[INFO] [stderr]     Checking solana-derivation-path v3.0.0
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling cc v1.2.41
[INFO] [stderr]     Checking serde_json v1.0.145
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking hashbrown v0.13.2
[INFO] [stderr]     Checking combine v3.8.1
[INFO] [stderr]     Checking solana-seed-derivable v3.0.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling crunchy v0.2.4
[INFO] [stderr]     Checking num-iter v0.1.45
[INFO] [stderr]    Compiling rustls v0.23.33
[INFO] [stderr]     Checking solana-msg v2.2.1
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking simd-adler32 v0.3.7
[INFO] [stderr]     Checking brotli-decompressor v5.0.0
[INFO] [stderr]    Compiling libsecp256k1-core v0.2.2
[INFO] [stderr]     Checking solana-precompile-error v3.0.0
[INFO] [stderr]     Checking miniz_oxide v0.8.9
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]     Checking solana-time-utils v3.0.0
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking ff v0.13.1
[INFO] [stderr]     Checking flate2 v1.1.4
[INFO] [stderr]    Compiling syn v2.0.107
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking compression-core v0.4.29
[INFO] [stderr]     Checking solana-program-memory v2.3.1
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking brotli v8.0.2
[INFO] [stderr]     Checking group v0.13.0
[INFO] [stderr]     Checking ark-std v0.4.0
[INFO] [stderr]     Checking solana-svm-type-overrides v3.0.7
[INFO] [stderr]     Checking solana-svm-log-collector v3.0.7
[INFO] [stderr]    Compiling memoffset v0.9.1
[INFO] [stderr]     Checking bs58 v0.5.1
[INFO] [stderr]     Checking solana-svm-measure v3.0.7
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]     Checking percentage v0.1.0
[INFO] [stderr]    Compiling zstd-safe v7.2.4
[INFO] [stderr]     Checking rayon v1.11.0
[INFO] [stderr]     Checking solana-derivation-path v2.2.1
[INFO] [stderr]    Compiling libsecp256k1-gen-genmult v0.2.1
[INFO] [stderr]    Compiling libsecp256k1-gen-ecmult v0.2.1
[INFO] [stderr]     Checking solana-signature v2.3.0
[INFO] [stderr]     Checking gethostname v0.2.3
[INFO] [stderr]    Compiling nix v0.30.1
[INFO] [stderr]     Checking solana-seed-derivable v2.2.1
[INFO] [stderr]    Compiling libsecp256k1 v0.6.0
[INFO] [stderr]    Compiling portable-atomic v1.11.1
[INFO] [stderr]    Compiling solana-version v3.0.7
[INFO] [stderr]     Checking solana-program-option v2.2.1
[INFO] [stderr]     Checking deranged v0.5.4
[INFO] [stderr]     Checking solana-big-mod-exp v3.0.0
[INFO] [stderr]     Checking chrono v0.4.42
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]    Compiling anyhow v1.0.100
[INFO] [stderr]     Checking memmap2 v0.5.10
[INFO] [stderr]     Checking num_cpus v1.17.0
[INFO] [stderr]     Checking solana-measure v3.0.7
[INFO] [stderr]     Checking solana-native-token v3.0.0
[INFO] [stderr]     Checking solana-rayon-threadlimit v3.0.7
[INFO] [stderr]    Compiling blake3 v1.8.2
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling zstd-sys v2.0.16+zstd.1.5.7
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]    Compiling solana-perf v3.0.7
[INFO] [stderr]    Compiling openssl-src v300.5.4+3.5.4
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking rand v0.9.2
[INFO] [stderr]     Checking caps v0.5.6
[INFO] [stderr]    Compiling quinn-udp v0.5.14
[INFO] [stderr]     Checking siphasher v1.0.1
[INFO] [stderr]    Compiling openssl-sys v0.9.110
[INFO] [stderr]     Checking raw-cpuid v11.6.0
[INFO] [stderr]     Checking fastbloom v0.14.0
[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/c8085cfed34c45021fc8f66d073f6394b3e35431/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.107/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=2d0228f29122a5e8 -C extra-filename=-21971716c446bbb7 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-9248f370e3bf331a.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-f171060c36ecc86e.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-b4c15d9166d0a657.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" "0f29f40d80d39cd1bbf33fc5124921f1468d00abb0da053e9ffed27549adf728", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f29f40d80d39cd1bbf33fc5124921f1468d00abb0da053e9ffed27549adf728", kill_on_drop: false }`
[INFO] [stdout] 0f29f40d80d39cd1bbf33fc5124921f1468d00abb0da053e9ffed27549adf728