[INFO] fetching crate rbspy-ruby-structs 0.37.1...
[INFO] testing rbspy-ruby-structs-0.37.1 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate rbspy-ruby-structs 0.37.1 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate rbspy-ruby-structs 0.37.1
[INFO] finished tweaking crates.io crate rbspy-ruby-structs 0.37.1
[INFO] tweaked toml for crates.io crate rbspy-ruby-structs 0.37.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rbspy-ruby-structs 0.37.1 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rbspy-ruby-structs 0.37.1 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" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b07699ebcda4ebbe5ca54e6ecdadb23914137f6ef75dbc96201a006ecc159f89
[INFO] running `Command { std: "docker" "start" "-a" "b07699ebcda4ebbe5ca54e6ecdadb23914137f6ef75dbc96201a006ecc159f89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b07699ebcda4ebbe5ca54e6ecdadb23914137f6ef75dbc96201a006ecc159f89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b07699ebcda4ebbe5ca54e6ecdadb23914137f6ef75dbc96201a006ecc159f89", kill_on_drop: false }`
[INFO] [stdout] b07699ebcda4ebbe5ca54e6ecdadb23914137f6ef75dbc96201a006ecc159f89
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e7068acc84e961683a0c8ad30400d967d035a75b4a305933d409d44b65e7e1df
[INFO] running `Command { std: "docker" "start" "-a" "e7068acc84e961683a0c8ad30400d967d035a75b4a305933d409d44b65e7e1df", kill_on_drop: false }`
[INFO] [stderr]    Compiling rbspy-ruby-structs v0.37.1 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `rbspy-ruby-structs` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/beta-2025-09-21-x86_64-unknown-linux-gnu/bin/rustc --crate-name rbspy_ruby_structs --edition=2021 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 -C debuginfo=2 --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values())' -C metadata=0a69827a09d066b8 -C extra-filename=-4c30e324c9bde7e9 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "e7068acc84e961683a0c8ad30400d967d035a75b4a305933d409d44b65e7e1df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7068acc84e961683a0c8ad30400d967d035a75b4a305933d409d44b65e7e1df", kill_on_drop: false }`
[INFO] [stdout] e7068acc84e961683a0c8ad30400d967d035a75b4a305933d409d44b65e7e1df