[INFO] fetching crate finitediff 0.2.0...
[INFO] testing finitediff-0.2.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate finitediff 0.2.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate finitediff 0.2.0
[INFO] finished tweaking crates.io crate finitediff 0.2.0
[INFO] tweaked toml for crates.io crate finitediff 0.2.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate finitediff 0.2.0 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 finitediff 0.2.0 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] 912515926cb8799cf1ed4d7b4ecce08079eac012342e0b8c73eccae9f696b07d
[INFO] running `Command { std: "docker" "start" "-a" "912515926cb8799cf1ed4d7b4ecce08079eac012342e0b8c73eccae9f696b07d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "912515926cb8799cf1ed4d7b4ecce08079eac012342e0b8c73eccae9f696b07d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "912515926cb8799cf1ed4d7b4ecce08079eac012342e0b8c73eccae9f696b07d", kill_on_drop: false }`
[INFO] [stdout] 912515926cb8799cf1ed4d7b4ecce08079eac012342e0b8c73eccae9f696b07d
[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] 5ed1162085cff57feefc8e63a305f81afe6b20b713f185d8321111b5bfae4bf8
[INFO] running `Command { std: "docker" "start" "-a" "5ed1162085cff57feefc8e63a305f81afe6b20b713f185d8321111b5bfae4bf8", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling num-iter v0.1.45
[INFO] [stderr]    Compiling num-rational v0.4.2
[INFO] [stderr]    Compiling num v0.4.3
[INFO] [stderr]    Compiling finitediff v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.97s
[INFO] running `Command { std: "docker" "inspect" "5ed1162085cff57feefc8e63a305f81afe6b20b713f185d8321111b5bfae4bf8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ed1162085cff57feefc8e63a305f81afe6b20b713f185d8321111b5bfae4bf8", kill_on_drop: false }`
[INFO] [stdout] 5ed1162085cff57feefc8e63a305f81afe6b20b713f185d8321111b5bfae4bf8
[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] 9d1d0a6079d8b5e8279ab298b4677936ed28cee2aa289e233dd4168ebadae578
[INFO] running `Command { std: "docker" "start" "-a" "9d1d0a6079d8b5e8279ab298b4677936ed28cee2aa289e233dd4168ebadae578", kill_on_drop: false }`
[INFO] [stderr]    Compiling finitediff v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.39s
[INFO] running `Command { std: "docker" "inspect" "9d1d0a6079d8b5e8279ab298b4677936ed28cee2aa289e233dd4168ebadae578", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d1d0a6079d8b5e8279ab298b4677936ed28cee2aa289e233dd4168ebadae578", kill_on_drop: false }`
[INFO] [stdout] 9d1d0a6079d8b5e8279ab298b4677936ed28cee2aa289e233dd4168ebadae578
[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] c9b032e25b533268202b6f8bdcadb64cacb7707bf842339e46c0511577c6204f
[INFO] running `Command { std: "docker" "start" "-a" "c9b032e25b533268202b6f8bdcadb64cacb7707bf842339e46c0511577c6204f", 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/finitediff-300c7f31dfc23890)
[INFO] [stdout] 
[INFO] [stdout] running 56 tests
[INFO] [stdout] test array::diff::tests::test_forward_diff_const_f64 ... ok
[INFO] [stdout] test array::hessian::tests::test_central_hessian_vec_f64 ... ok
[INFO] [stdout] test array::diff::tests::test_central_diff_vec_f64 ... ok
[INFO] [stdout] test array::hessian::tests::test_forward_hessian_nograd_vec_f64 ... ok
[INFO] [stdout] test array::hessian::tests::test_forward_hessian_vec_f64 ... ok
[INFO] [stdout] test array::jacobian::tests::test_forward_jacobian_pert_const_f64 ... ok
[INFO] [stdout] test array::jacobian::tests::test_central_jacobian_pert_const_f64 ... ok
[INFO] [stdout] test array::jacobian::tests::test_central_jacobian_vec_prod_const_f64 ... ok
[INFO] [stdout] test array::jacobian::tests::test_forward_jacobian_const_f64 ... ok
[INFO] [stdout] test array::hessian::tests::test_forward_hessian_vec_prod_vec_f64 ... ok
[INFO] [stdout] test array::jacobian::tests::test_forward_jacobian_vec_prod_const_f64 ... ok
[INFO] [stdout] test array::tests::test_central_diff_func ... ok
[INFO] [stdout] test array::tests::test_central_hessian_func ... ok
[INFO] [stdout] test array::tests::test_central_hessian_vec_prod_func ... ok
[INFO] [stdout] test array::tests::test_central_jacobian_pert_func ... ok
[INFO] [stdout] test array::tests::test_central_jacobian_vec_f64_trait ... ok
[INFO] [stdout] test array::tests::test_central_jacobian_vec_prod_vec_func ... ok
[INFO] [stdout] test array::tests::test_forward_hessian_nograd_func ... ok
[INFO] [stdout] test array::tests::test_forward_diff_func ... ok
[INFO] [stdout] test array::tests::test_forward_hessian_func ... ok
[INFO] [stdout] test array::tests::test_forward_jacobian_vec_prod_vec_func ... ok
[INFO] [stdout] test array::tests::test_forward_hessian_nograd_sparse_func ... ok
[INFO] [stdout] test array::tests::test_forward_hessian_vec_prod_func ... ok
[INFO] [stdout] test array::tests::test_forward_jacobian_func ... ok
[INFO] [stdout] test array::tests::test_forward_jacobian_pert_func ... ok
[INFO] [stdout] test vec::diff::tests::test_central_diff_vec_f64 ... ok
[INFO] [stdout] test vec::diff::tests::test_forward_diff_vec_f64 ... ok
[INFO] [stdout] test vec::hessian::tests::test_central_hessian_vec_f64 ... ok
[INFO] [stdout] test vec::hessian::tests::test_central_hessian_vec_prod_vec_f64 ... ok
[INFO] [stdout] test vec::hessian::tests::test_forward_hessian_vec_f64 ... ok
[INFO] [stdout] test vec::hessian::tests::test_forward_hessian_vec_prod_vec_f64 ... ok
[INFO] [stdout] test vec::hessian::tests::test_forward_hessian_nograd_sparse_vec_f64 ... ok
[INFO] [stdout] test vec::hessian::tests::test_forward_hessian_nograd_vec_f64 ... ok
[INFO] [stdout] test vec::jacobian::tests::test_central_jacobian_vec_f64 ... ok
[INFO] [stdout] test vec::jacobian::tests::test_central_jacobian_vec_prod_vec_f64 ... ok
[INFO] [stdout] test vec::jacobian::tests::test_forward_jacobian_pert_vec_f64 ... ok
[INFO] [stdout] test vec::jacobian::tests::test_forward_jacobian_vec_prod_vec_f64 ... ok
[INFO] [stdout] test vec::jacobian::tests::test_central_jacobian_pert_vec_f64 ... ok
[INFO] [stdout] test vec::jacobian::tests::test_forward_jacobian_vec_f64 ... ok
[INFO] [stdout] test vec::tests::test_central_diff_func ... ok
[INFO] [stdout] test vec::tests::test_central_hessian_func ... ok
[INFO] [stdout] test array::hessian::tests::test_central_hessian_vec_prod_vec_f64 ... ok
[INFO] [stdout] test array::hessian::tests::test_forward_hessian_nograd_sparse_vec_f64 ... ok
[INFO] [stdout] test vec::tests::test_central_hessian_vec_prod_func ... ok
[INFO] [stdout] test vec::tests::test_central_jacobian_vec_f64_trait ... ok
[INFO] [stdout] test vec::tests::test_central_jacobian_vec_prod_vec_func ... ok
[INFO] [stdout] test vec::tests::test_forward_diff_func ... ok
[INFO] [stdout] test vec::tests::test_forward_hessian_nograd_func ... ok
[INFO] [stdout] test vec::tests::test_forward_jacobian_func ... ok
[INFO] [stdout] test vec::tests::test_central_jacobian_pert_func ... ok
[INFO] [stdout] test vec::tests::test_forward_hessian_nograd_sparse_func ... ok
[INFO] [stdout] test array::jacobian::tests::test_central_jacobian_const_f64 ... ok
[INFO] [stdout] test vec::tests::test_forward_hessian_func ... ok
[INFO] [stdout] test vec::tests::test_forward_hessian_vec_prod_func ... ok
[INFO] [stdout] test vec::tests::test_forward_jacobian_pert_func ... ok
[INFO] [stdout] test vec::tests::test_forward_jacobian_vec_prod_vec_func ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 56 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests finitediff
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test src/lib.rs - (line 61) ... ok
[INFO] [stdout] test src/lib.rs - (line 141) ... ok
[INFO] [stdout] test src/lib.rs - (line 339) ... ok
[INFO] [stdout] test src/lib.rs - (line 371) ... ok
[INFO] [stdout] test src/lib.rs - (line 236) ... ok
[INFO] [stdout] test src/lib.rs - (line 96) ... ok
[INFO] [stdout] test src/lib.rs - (line 300) ... ok
[INFO] [stdout] test src/lib.rs - (line 193) ... ok
[INFO] [stdout] test src/lib.rs - (line 404) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.10s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c9b032e25b533268202b6f8bdcadb64cacb7707bf842339e46c0511577c6204f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9b032e25b533268202b6f8bdcadb64cacb7707bf842339e46c0511577c6204f", kill_on_drop: false }`
[INFO] [stdout] c9b032e25b533268202b6f8bdcadb64cacb7707bf842339e46c0511577c6204f