[INFO] fetching crate risc0-circuit-bigint 1.1.4...
[INFO] building risc0-circuit-bigint-1.1.4 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate risc0-circuit-bigint 1.1.4 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate risc0-circuit-bigint 1.1.4
[INFO] finished tweaking crates.io crate risc0-circuit-bigint 1.1.4
[INFO] tweaked toml for crates.io crate risc0-circuit-bigint 1.1.4 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate risc0-circuit-bigint 1.1.4 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate risc0-circuit-bigint 1.1.4 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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 783b14c7e4080798821a8da54b1346e17645e3c982d2a09bcc2f1fe6e5073dbe
[INFO] running `Command { std: "docker" "start" "-a" "783b14c7e4080798821a8da54b1346e17645e3c982d2a09bcc2f1fe6e5073dbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "783b14c7e4080798821a8da54b1346e17645e3c982d2a09bcc2f1fe6e5073dbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "783b14c7e4080798821a8da54b1346e17645e3c982d2a09bcc2f1fe6e5073dbe", kill_on_drop: false }`
[INFO] [stdout] 783b14c7e4080798821a8da54b1346e17645e3c982d2a09bcc2f1fe6e5073dbe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 508ec37e671705d3ce29314afd1588cb152183fd08e53680432b75fdec33f259
[INFO] running `Command { std: "docker" "start" "-a" "508ec37e671705d3ce29314afd1588cb152183fd08e53680432b75fdec33f259", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling serde v1.0.204
[INFO] [stderr]    Compiling subtle v2.6.0
[INFO] [stderr]    Compiling either v1.12.0
[INFO] [stderr]    Compiling cpufeatures v0.2.12
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling rustix v0.38.34
[INFO] [stderr]    Compiling bitflags v2.5.0
[INFO] [stderr]    Compiling log v0.4.21
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling fastrand v2.1.0
[INFO] [stderr]    Compiling home v0.5.9
[INFO] [stderr]    Compiling rustls-pki-types v1.7.0
[INFO] [stderr]    Compiling tracing-core v0.1.32
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling anyhow v1.0.86
[INFO] [stderr]    Compiling bytes v1.6.1
[INFO] [stderr]    Compiling futures-sink v0.3.30
[INFO] [stderr]    Compiling rustls v0.23.10
[INFO] [stderr]    Compiling futures-channel v0.3.30
[INFO] [stderr]    Compiling tower-layer v0.3.2
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling indexmap v2.2.6
[INFO] [stderr]    Compiling num-bigint v0.3.3
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling toml_datetime v0.6.7
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling syn v2.0.87
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling unicode-normalization v0.1.23
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling http v1.1.0
[INFO] [stderr]    Compiling webpki-roots v0.26.3
[INFO] [stderr]    Compiling jobserver v0.1.31
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling dirs-sys v0.4.1
[INFO] [stderr]    Compiling socket2 v0.5.7
[INFO] [stderr]    Compiling sha2 v0.10.8
[INFO] [stderr]    Compiling mio v1.0.1
[INFO] [stderr] error: could not compile `num-bigint` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/bin/rustc --crate-name num_bigint --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/num-bigint-0.4.6/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 --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("arbitrary", "default", "quickcheck", "rand", "serde", "std"))' -C metadata=5acd52fe637e63df -C extra-filename=-c025ef94d001ff2e --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern num_integer=/opt/rustwide/target/debug/deps/libnum_integer-a6a1cbb9bf032514.rmeta --extern num_traits=/opt/rustwide/target/debug/deps/libnum_traits-0dc368860bb68f9d.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" "508ec37e671705d3ce29314afd1588cb152183fd08e53680432b75fdec33f259", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "508ec37e671705d3ce29314afd1588cb152183fd08e53680432b75fdec33f259", kill_on_drop: false }`
[INFO] [stdout] 508ec37e671705d3ce29314afd1588cb152183fd08e53680432b75fdec33f259