[INFO] fetching crate risc0-circuit-rv32im 0.13.0...
[INFO] checking risc0-circuit-rv32im-0.13.0 against try#9edc8987ad42f7a9d21d57465015000ae3578c17 for pr-108389
[INFO] extracting crate risc0-circuit-rv32im 0.13.0 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate risc0-circuit-rv32im 0.13.0 on toolchain 9edc8987ad42f7a9d21d57465015000ae3578c17
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9edc8987ad42f7a9d21d57465015000ae3578c17" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate risc0-circuit-rv32im 0.13.0
[INFO] finished tweaking crates.io crate risc0-circuit-rv32im 0.13.0
[INFO] tweaked toml for crates.io crate risc0-circuit-rv32im 0.13.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+9edc8987ad42f7a9d21d57465015000ae3578c17" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9edc8987ad42f7a9d21d57465015000ae3578c17" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e2a9e7e193985ba0d5a8221c3984785a9e0a75acc409a02815633ff67a1f464e" "/opt/rustwide/cargo-home/bin/cargo" "+9edc8987ad42f7a9d21d57465015000ae3578c17" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 70ca3e982744c574ccb0ff556b13572a2338bc29f26c544ef97906655c3dc4d8
[INFO] running `Command { std: "docker" "start" "-a" "70ca3e982744c574ccb0ff556b13572a2338bc29f26c544ef97906655c3dc4d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "70ca3e982744c574ccb0ff556b13572a2338bc29f26c544ef97906655c3dc4d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70ca3e982744c574ccb0ff556b13572a2338bc29f26c544ef97906655c3dc4d8", kill_on_drop: false }`
[INFO] [stdout] 70ca3e982744c574ccb0ff556b13572a2338bc29f26c544ef97906655c3dc4d8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e2a9e7e193985ba0d5a8221c3984785a9e0a75acc409a02815633ff67a1f464e" "/opt/rustwide/cargo-home/bin/cargo" "+9edc8987ad42f7a9d21d57465015000ae3578c17" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bff7ed532e2dee902c2465438f0e1ae0fb79335a1b4d492f6d8d892edc61445c
[INFO] running `Command { std: "docker" "start" "-a" "bff7ed532e2dee902c2465438f0e1ae0fb79335a1b4d492f6d8d892edc61445c", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.108
[INFO] [stderr]    Compiling generic-array v0.14.6
[INFO] [stderr]    Compiling jobserver v0.1.25
[INFO] [stderr]    Compiling dirs-sys v0.3.7
[INFO] [stderr]    Compiling cpufeatures v0.2.5
[INFO] [stderr]    Compiling tempfile v3.3.0
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]     Checking getrandom v0.2.8
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling directories v4.0.1
[INFO] [stderr]     Checking tracing-core v0.1.30
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]     Checking rayon v1.6.1
[INFO] [stderr]    Compiling anyhow v1.0.69
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]    Compiling paste v1.0.11
[INFO] [stderr]     Checking matrixmultiply v0.3.2
[INFO] [stderr]     Checking block-buffer v0.10.3
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking digest v0.10.6
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking regex v1.7.1
[INFO] [stderr]     Checking num-complex v0.4.3
[INFO] [stderr]    Compiling sha2 v0.10.6
[INFO] [stderr]    Compiling risc0-zkp v0.13.0
[INFO] [stderr]     Checking risc0-zkvm-platform v0.13.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]    Compiling risc0-build-kernel v0.13.0
[INFO] [stderr]    Compiling risc0-circuit-rv32im v0.13.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking overload v0.1.1
[INFO] [stderr]    Compiling risc0-sys v0.13.0
[INFO] [stderr]     Checking nu-ansi-term v0.46.0
[INFO] [stderr]     Checking plotters v0.3.4
[INFO] [stderr]     Checking is-terminal v0.4.4
[INFO] [stderr]     Checking tracing-log v0.1.3
[INFO] [stderr]     Checking sharded-slab v0.1.4
[INFO] [stderr]     Checking thread_local v1.1.7
[INFO] [stderr]     Checking env_logger v0.10.0
[INFO] [stderr]     Checking matchers v0.1.0
[INFO] [stderr]     Checking ndarray v0.15.6
[INFO] [stderr] error: could not compile `syn`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-1.0.108/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"' -C metadata=1faea150deda3b4b -C extra-filename=-1faea150deda3b4b --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-c745d73969a1695e.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-446ede0ab61d76e9.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-a52d6b941d47d01b.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" "bff7ed532e2dee902c2465438f0e1ae0fb79335a1b4d492f6d8d892edc61445c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bff7ed532e2dee902c2465438f0e1ae0fb79335a1b4d492f6d8d892edc61445c", kill_on_drop: false }`
[INFO] [stdout] bff7ed532e2dee902c2465438f0e1ae0fb79335a1b4d492f6d8d892edc61445c