[INFO] fetching crate finalfrontier-utils 0.6.2...
[INFO] testing finalfrontier-utils-0.6.2 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate finalfrontier-utils 0.6.2 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate finalfrontier-utils 0.6.2
[INFO] finished tweaking crates.io crate finalfrontier-utils 0.6.2
[INFO] tweaked toml for crates.io crate finalfrontier-utils 0.6.2 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate finalfrontier-utils 0.6.2 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 finalfrontier-utils 0.6.2 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-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3bca5d3ae67a5a6bdd16b305111cde5450ed7163ce95c1e250342954723a5235
[INFO] running `Command { std: "docker" "start" "-a" "3bca5d3ae67a5a6bdd16b305111cde5450ed7163ce95c1e250342954723a5235", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3bca5d3ae67a5a6bdd16b305111cde5450ed7163ce95c1e250342954723a5235", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3bca5d3ae67a5a6bdd16b305111cde5450ed7163ce95c1e250342954723a5235", kill_on_drop: false }`
[INFO] [stdout] 3bca5d3ae67a5a6bdd16b305111cde5450ed7163ce95c1e250342954723a5235
[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=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] 681f0340f9a86b24f7f149f04f55be0d2013da87a193a9a911cdc83e76aadabc
[INFO] running `Command { std: "docker" "start" "-a" "681f0340f9a86b24f7f149f04f55be0d2013da87a193a9a911cdc83e76aadabc", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.7
[INFO] [stderr]    Compiling scopeguard v1.0.0
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling matrixmultiply v0.1.15
[INFO] [stderr]    Compiling ndarray v0.12.1
[INFO] [stderr]    Compiling cc v1.0.47
[INFO] [stderr]    Compiling rawpointer v0.1.0
[INFO] [stderr]    Compiling rayon-core v1.6.0
[INFO] [stderr]    Compiling crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling itertools v0.7.11
[INFO] [stderr]    Compiling serde v1.0.102
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling rustc-demangle v0.1.16
[INFO] [stderr]    Compiling unicode-width v0.1.6
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling crossbeam-queue v0.1.2
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling regex-syntax v0.6.12
[INFO] [stderr]    Compiling smallvec v0.6.13
[INFO] [stderr]    Compiling ordermap v0.3.5
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling memoffset v0.5.3
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling crossbeam-utils v0.7.0
[INFO] [stderr]    Compiling num-complex v0.2.3
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.0
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling num_cpus v1.11.0
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling fixedbitset v0.1.9
[INFO] [stderr]    Compiling petgraph v0.4.13
[INFO] [stderr]    Compiling aho-corasick v0.7.6
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling clicolors-control v1.0.1
[INFO] [stderr]    Compiling termios v0.3.1
[INFO] [stderr]    Compiling itertools v0.8.1
[INFO] [stderr]    Compiling lock_api v0.3.1
[INFO] [stderr]    Compiling lazy-init v0.3.0
[INFO] [stderr]    Compiling fnv v1.0.6
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling stdinout v0.4.0
[INFO] [stderr]    Compiling ordered-float v1.0.2
[INFO] [stderr]    Compiling number_prefix v0.2.8
[INFO] [stderr]    Compiling crossbeam-deque v0.7.2
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling regex v1.3.1
[INFO] [stderr]    Compiling zipf v5.0.1
[INFO] [stderr]    Compiling rayon v1.2.0
[INFO] [stderr]    Compiling backtrace v0.3.40
[INFO] [stderr]    Compiling console v0.9.1
[INFO] [stderr]    Compiling indicatif v0.11.0
[INFO] [stderr]    Compiling synstructure v0.12.2
[INFO] [stderr]    Compiling serde_derive v1.0.102
[INFO] [stderr]    Compiling ndarray-parallel v0.9.1
[INFO] [stderr]    Compiling ndarray-rand v0.9.0
[INFO] [stderr]    Compiling hogwild v0.6.1
[INFO] [stderr]    Compiling reductive v0.2.0
[INFO] [stderr]    Compiling failure v0.1.6
[INFO] [stderr]    Compiling conllx v0.11.2
[INFO] [stderr]    Compiling toml v0.5.5
[INFO] [stderr]    Compiling finalfusion v0.7.1
[INFO] [stderr]    Compiling finalfrontier v0.6.2
[INFO] [stderr]    Compiling finalfrontier-utils v0.6.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.40s
[INFO] running `Command { std: "docker" "inspect" "681f0340f9a86b24f7f149f04f55be0d2013da87a193a9a911cdc83e76aadabc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "681f0340f9a86b24f7f149f04f55be0d2013da87a193a9a911cdc83e76aadabc", kill_on_drop: false }`
[INFO] [stdout] 681f0340f9a86b24f7f149f04f55be0d2013da87a193a9a911cdc83e76aadabc
[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=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] e11761e51f5725fbc9f11924462a72d3053ef8afe0e1882e4539d1806deecec9
[INFO] running `Command { std: "docker" "start" "-a" "e11761e51f5725fbc9f11924462a72d3053ef8afe0e1882e4539d1806deecec9", kill_on_drop: false }`
[INFO] [stderr]    Compiling finalfrontier-utils v0.6.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "e11761e51f5725fbc9f11924462a72d3053ef8afe0e1882e4539d1806deecec9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e11761e51f5725fbc9f11924462a72d3053ef8afe0e1882e4539d1806deecec9", kill_on_drop: false }`
[INFO] [stdout] e11761e51f5725fbc9f11924462a72d3053ef8afe0e1882e4539d1806deecec9
[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=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] e9944168b19b17a9e8a25f00a2182ba29b42e66be89fdf96bc3bc572c35e8e1f
[INFO] running `Command { std: "docker" "start" "-a" "e9944168b19b17a9e8a25f00a2182ba29b42e66be89fdf96bc3bc572c35e8e1f", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/finalfrontier_utils-f1d22e30cae7a43c)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test data::tests::deps_thread_data_test ... ok
[INFO] [stdout] test data::tests::thread_data_test ... ok
[INFO] [stdout] test data::tests::thread_data_out_of_bounds_test - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/ff-train-deps.rs (/opt/rustwide/target/debug/deps/ff_train_deps-5cef5899b7e4e3f9)
[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]      Running unittests src/bin/ff-train-skipgram.rs (/opt/rustwide/target/debug/deps/ff_train_skipgram-b51f349ff7a21165)
[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 finalfrontier_utils
[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" "e9944168b19b17a9e8a25f00a2182ba29b42e66be89fdf96bc3bc572c35e8e1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9944168b19b17a9e8a25f00a2182ba29b42e66be89fdf96bc3bc572c35e8e1f", kill_on_drop: false }`
[INFO] [stdout] e9944168b19b17a9e8a25f00a2182ba29b42e66be89fdf96bc3bc572c35e8e1f