[INFO] cloning repository https://github.com/SemiuAdesina/pico-fibonacci-demo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SemiuAdesina/pico-fibonacci-demo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSemiuAdesina%2Fpico-fibonacci-demo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSemiuAdesina%2Fpico-fibonacci-demo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 62a8c17cdf92a6d1c308a2ec5692caa372f3167a
[INFO] checking SemiuAdesina/pico-fibonacci-demo against try#b4c55082edd8dec08ce8af276d7054d9c4db20c4 for pr-147984
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSemiuAdesina%2Fpico-fibonacci-demo" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-7-tc2/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/SemiuAdesina/pico-fibonacci-demo
[INFO] finished tweaking git repo https://github.com/SemiuAdesina/pico-fibonacci-demo
[INFO] tweaked toml for git repo https://github.com/SemiuAdesina/pico-fibonacci-demo written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/SemiuAdesina/pico-fibonacci-demo on toolchain b4c55082edd8dec08ce8af276d7054d9c4db20c4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b4c55082edd8dec08ce8af276d7054d9c4db20c4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/SemiuAdesina/pico-fibonacci-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" "+b4c55082edd8dec08ce8af276d7054d9c4db20c4" "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" "+b4c55082edd8dec08ce8af276d7054d9c4db20c4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7a56623299a0c96df08d7a12b54e57de4cf3021bcdbbc505984ac524c9f0cf68
[INFO] running `Command { std: "docker" "start" "-a" "7a56623299a0c96df08d7a12b54e57de4cf3021bcdbbc505984ac524c9f0cf68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7a56623299a0c96df08d7a12b54e57de4cf3021bcdbbc505984ac524c9f0cf68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a56623299a0c96df08d7a12b54e57de4cf3021bcdbbc505984ac524c9f0cf68", kill_on_drop: false }`
[INFO] [stdout] 7a56623299a0c96df08d7a12b54e57de4cf3021bcdbbc505984ac524c9f0cf68
[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" "+b4c55082edd8dec08ce8af276d7054d9c4db20c4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 03cd6cf30fc8add4333cf538e3496e0fb6bcdaf5c19b87c377497731a25d5f1a
[INFO] running `Command { std: "docker" "start" "-a" "03cd6cf30fc8add4333cf538e3496e0fb6bcdaf5c19b87c377497731a25d5f1a", kill_on_drop: false }`
[INFO] [stderr]     Checking subtle v2.6.1
[INFO] [stderr]    Compiling typenum v1.18.0
[INFO] [stderr]    Compiling num-bigint v0.3.3
[INFO] [stderr]    Compiling hashbrown v0.15.4
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking transpose v0.2.3
[INFO] [stderr]     Checking memuse v0.2.2
[INFO] [stderr]    Compiling winnow v0.7.12
[INFO] [stderr]     Checking gcd v2.3.0
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]     Checking blake2b_simd v1.0.3
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking regex-syntax v0.8.5
[INFO] [stderr]    Compiling num-modular v0.6.1
[INFO] [stderr]    Compiling cfg-if v1.0.1
[INFO] [stderr]    Compiling dashu-base v0.4.1
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling cc v1.2.29
[INFO] [stderr]    Compiling parity-scale-codec v3.7.5
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling indexmap v2.10.0
[INFO] [stderr]     Checking ff v0.12.1
[INFO] [stderr]    Compiling dashu-int v0.4.1
[INFO] [stderr]     Checking group v0.12.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]     Checking num-order v1.2.0
[INFO] [stderr]     Checking anstyle-query v1.1.3
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]     Checking anstream v0.6.19
[INFO] [stderr]     Checking pairing v0.22.0
[INFO] [stderr]     Checking byte-slice-cast v1.2.3
[INFO] [stderr]    Compiling object v0.36.7
[INFO] [stderr]    Compiling halo2curves v0.7.0
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]    Compiling toml_edit v0.19.15
[INFO] [stderr]    Compiling curve25519-dalek v4.2.0
[INFO] [stderr]     Checking pasta_curves v0.4.1
[INFO] [stderr]     Checking ark-std v0.4.0
[INFO] [stderr]     Checking bls12_381 v0.7.1
[INFO] [stderr]     Checking tracing-log v0.2.0
[INFO] [stderr]    Compiling addchain v0.2.0
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking thread_local v1.1.9
[INFO] [stderr]    Compiling anyhow v1.0.98
[INFO] [stderr]    Compiling blake3 v1.8.2
[INFO] [stderr]     Checking p3-maybe-rayon v0.1.0 (https://github.com/brevis-network/Plonky3.git?rev=a4d376b#a4d376ba)
[INFO] [stderr]     Checking gimli v0.31.1
[INFO] [stderr]     Checking clap_builder v4.5.41
[INFO] [stderr]     Checking jubjub v0.9.0
[INFO] [stderr]     Checking miniz_oxide v0.8.9
[INFO] [stderr]    Compiling toml_edit v0.22.27
[INFO] [stderr]     Checking halo2_proofs v0.1.0
[INFO] [stderr]     Checking tiny-keccak v2.0.2
[INFO] [stderr]     Checking parking_lot_core v0.9.11
[INFO] [stderr]     Checking num-iter v0.1.45
[INFO] [stderr]     Checking nums v0.1.0
[INFO] [stderr]    Compiling dashu-ratio v0.4.1
[INFO] [stderr]    Compiling dashu-float v0.4.3
[INFO] [stderr]     Checking num-rational v0.4.2
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]     Checking csv-core v0.1.12
[INFO] [stderr]     Checking crossbeam-channel v0.5.15
[INFO] [stderr]     Checking crossbeam-queue v0.3.12
[INFO] [stderr]    Compiling proc-macro-crate v1.3.1
[INFO] [stderr]     Checking num_cpus v1.17.0
[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/b4c55082edd8dec08ce8af276d7054d9c4db20c4/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.104/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=bcebb22733c1a4b9 -C extra-filename=-f9cb331781faf872 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-09040b10b620fa15.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-bff949ffe258c67d.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-b3925cc8f83e9ac1.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" "03cd6cf30fc8add4333cf538e3496e0fb6bcdaf5c19b87c377497731a25d5f1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03cd6cf30fc8add4333cf538e3496e0fb6bcdaf5c19b87c377497731a25d5f1a", kill_on_drop: false }`
[INFO] [stdout] 03cd6cf30fc8add4333cf538e3496e0fb6bcdaf5c19b87c377497731a25d5f1a