[INFO] fetching crate kscale 0.1.4...
[INFO] testing kscale-0.1.4 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate kscale 0.1.4 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate kscale 0.1.4
[INFO] finished tweaking crates.io crate kscale 0.1.4
[INFO] tweaked toml for crates.io crate kscale 0.1.4 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate kscale 0.1.4 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 kscale 0.1.4 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" "+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] b00be409a198de3d5c136739dc5e20d966ebbe6309feb3a725e108293ce5c045
[INFO] running `Command { std: "docker" "start" "-a" "b00be409a198de3d5c136739dc5e20d966ebbe6309feb3a725e108293ce5c045", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b00be409a198de3d5c136739dc5e20d966ebbe6309feb3a725e108293ce5c045", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b00be409a198de3d5c136739dc5e20d966ebbe6309feb3a725e108293ce5c045", kill_on_drop: false }`
[INFO] [stdout] b00be409a198de3d5c136739dc5e20d966ebbe6309feb3a725e108293ce5c045
[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] 1ffc00d45272f9056b7f38e69a593af4803f84065a4f0107e055214553be0f96
[INFO] running `Command { std: "docker" "start" "-a" "1ffc00d45272f9056b7f38e69a593af4803f84065a4f0107e055214553be0f96", kill_on_drop: false }`
[INFO] [stderr]    Compiling target-lexicon v0.12.16
[INFO] [stderr]    Compiling libc v0.2.164
[INFO] [stderr]    Compiling hashbrown v0.15.1
[INFO] [stderr]    Compiling unindent v0.2.3
[INFO] [stderr]    Compiling anyhow v1.0.93
[INFO] [stderr]    Compiling indoc v2.0.5
[INFO] [stderr]    Compiling winnow v0.6.20
[INFO] [stderr]    Compiling serde v1.0.215
[INFO] [stderr]    Compiling matrixmultiply v0.3.9
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling inventory v0.3.15
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling syn v2.0.89
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stderr]    Compiling ndarray v0.16.1
[INFO] [stderr]    Compiling indexmap v2.6.0
[INFO] [stderr]    Compiling pyo3-build-config v0.22.6
[INFO] [stderr]    Compiling pyo3-macros-backend v0.22.6
[INFO] [stderr]    Compiling pyo3-ffi v0.22.6
[INFO] [stderr]    Compiling pyo3 v0.22.6
[INFO] [stderr]    Compiling serde_derive v1.0.215
[INFO] [stderr]    Compiling pyo3-stub-gen-derive v0.6.0
[INFO] [stderr]    Compiling pyo3-macros v0.22.6
[INFO] [stderr]    Compiling serde_spanned v0.6.8
[INFO] [stderr]    Compiling toml_datetime v0.6.8
[INFO] [stderr]    Compiling toml_edit v0.22.22
[INFO] [stderr]    Compiling numpy v0.22.1
[INFO] [stderr]    Compiling toml v0.8.19
[INFO] [stderr]    Compiling pyo3-stub-gen v0.6.0
[INFO] [stderr]    Compiling kscale v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 30.07s
[INFO] running `Command { std: "docker" "inspect" "1ffc00d45272f9056b7f38e69a593af4803f84065a4f0107e055214553be0f96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ffc00d45272f9056b7f38e69a593af4803f84065a4f0107e055214553be0f96", kill_on_drop: false }`
[INFO] [stdout] 1ffc00d45272f9056b7f38e69a593af4803f84065a4f0107e055214553be0f96
[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" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5093d6da803efb2e3ccd58a00c7667cde2c95a0dfc5f01e981609bc3d3b3bf87
[INFO] running `Command { std: "docker" "start" "-a" "5093d6da803efb2e3ccd58a00c7667cde2c95a0dfc5f01e981609bc3d3b3bf87", kill_on_drop: false }`
[INFO] [stderr]    Compiling kscale v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `Command { std: "docker" "inspect" "5093d6da803efb2e3ccd58a00c7667cde2c95a0dfc5f01e981609bc3d3b3bf87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5093d6da803efb2e3ccd58a00c7667cde2c95a0dfc5f01e981609bc3d3b3bf87", kill_on_drop: false }`
[INFO] [stdout] 5093d6da803efb2e3ccd58a00c7667cde2c95a0dfc5f01e981609bc3d3b3bf87
[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" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f36ae4ec261be889c64341d859560e64f743b1f009ee7a871c54b024a2fd8e23
[INFO] running `Command { std: "docker" "start" "-a" "f36ae4ec261be889c64341d859560e64f743b1f009ee7a871c54b024a2fd8e23", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/kscale-0b767f4562a8258d)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]      Running unittests src/bin/stub_gen.rs (/opt/rustwide/target/debug/deps/stub_gen-a92faf22a9326c94)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests kscale
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f36ae4ec261be889c64341d859560e64f743b1f009ee7a871c54b024a2fd8e23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f36ae4ec261be889c64341d859560e64f743b1f009ee7a871c54b024a2fd8e23", kill_on_drop: false }`
[INFO] [stdout] f36ae4ec261be889c64341d859560e64f743b1f009ee7a871c54b024a2fd8e23