[INFO] fetching crate russell_nonlin 0.1.0...
[INFO] testing russell_nonlin-0.1.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate russell_nonlin 0.1.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate russell_nonlin 0.1.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate russell_nonlin 0.1.0
[INFO] tweaked toml for crates.io crate russell_nonlin 0.1.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate russell_nonlin 0.1.0 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate russell_nonlin 0.1.0 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-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 93a218843538fdebb14e367229db5016d32fb403871a48753ef2f24deaa6651a
[INFO] running `Command { std: "docker" "start" "-a" "93a218843538fdebb14e367229db5016d32fb403871a48753ef2f24deaa6651a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "93a218843538fdebb14e367229db5016d32fb403871a48753ef2f24deaa6651a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93a218843538fdebb14e367229db5016d32fb403871a48753ef2f24deaa6651a", kill_on_drop: false }`
[INFO] [stdout] 93a218843538fdebb14e367229db5016d32fb403871a48753ef2f24deaa6651a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 201dc87078e6107e5070d9c13f1c7e72b6137215b4563dfc322100951d32e9aa
[INFO] running `Command { std: "docker" "start" "-a" "201dc87078e6107e5070d9c13f1c7e72b6137215b4563dfc322100951d32e9aa", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.2.19
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling unicode-segmentation v1.12.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling russell_lab v1.10.0
[INFO] [stderr]    Compiling russell_sparse v1.10.0
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]    Compiling structopt v0.3.26
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling russell_nonlin v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 20.15s
[INFO] running `Command { std: "docker" "inspect" "201dc87078e6107e5070d9c13f1c7e72b6137215b4563dfc322100951d32e9aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "201dc87078e6107e5070d9c13f1c7e72b6137215b4563dfc322100951d32e9aa", kill_on_drop: false }`
[INFO] [stdout] 201dc87078e6107e5070d9c13f1c7e72b6137215b4563dfc322100951d32e9aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 032d516bf2a83e0777a9f5617ee74917b7b5fbe3a7619f06be92eb830b14f853
[INFO] running `Command { std: "docker" "start" "-a" "032d516bf2a83e0777a9f5617ee74917b7b5fbe3a7619f06be92eb830b14f853", kill_on_drop: false }`
[INFO] [stderr]    Compiling plotpy v1.13.0
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling russell_nonlin v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 4.97s
[INFO] running `Command { std: "docker" "inspect" "032d516bf2a83e0777a9f5617ee74917b7b5fbe3a7619f06be92eb830b14f853", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "032d516bf2a83e0777a9f5617ee74917b7b5fbe3a7619f06be92eb830b14f853", kill_on_drop: false }`
[INFO] [stdout] 032d516bf2a83e0777a9f5617ee74917b7b5fbe3a7619f06be92eb830b14f853
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6ce73f027e970c7944985774d9530db88fc2c8238ae70e5a1c22c4c65921d8b7
[INFO] running `Command { std: "docker" "start" "-a" "6ce73f027e970c7944985774d9530db88fc2c8238ae70e5a1c22c4c65921d8b7", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/russell_nonlin-9ceb335f7c5e0e2c)
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test config::tests::config_validate_works ... ok
[INFO] [stdout] test output::tests::derive_methods_work ... ok
[INFO] [stdout] test output::tests::read_write_files_work ... ok
[INFO] [stdout] test config::tests::derive_methods_work ... ok
[INFO] [stdout] test solver::tests::lack_of_convergence_is_captured ... ok
[INFO] [stdout] test output::tests::initialize_with_step_output_works ... ok
[INFO] [stdout] test solver::tests::new_captures_errors ... ok
[INFO] [stdout] test solver::tests::solve_captures_errors ... ok
[INFO] [stdout] test solver::tests::solve_with_one_step_works_auto ... ok
[INFO] [stdout] test solver::tests::solve_with_one_step_works_fixed ... ok
[INFO] [stdout] test stats::tests::clone_copy_and_debug_work ... ok
[INFO] [stdout] test stats::tests::display_works ... ok
[INFO] [stdout] test stats::tests::summary_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/test_linear_problem.rs (/opt/rustwide/target/debug/deps/test_linear_problem-8e595091234c68e2)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_linear_no_auto_ana_jac ... ok
[INFO] [stdout] test test_linear_no_auto_num_jac ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/test_multiple_calls_to_solve.rs (/opt/rustwide/target/debug/deps/test_multiple_calls_to_solve-7fd2ab3d2967b4b8)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test test_multiple_calls_to_solve_1 ... ok
[INFO] [stdout] test test_multiple_calls_to_solve_2 ... ok
[INFO] [stdout] test test_multiple_calls_to_solve_2_auto ... ok
[INFO] [stdout] test test_multiple_calls_to_solve_1_auto ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/test_multithreaded.rs (/opt/rustwide/target/debug/deps/test_multithreaded-d9373454bfebb70f)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_multithreaded ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/test_newton_problems.rs (/opt/rustwide/target/debug/deps/test_newton_problems-ef0ef020d9f45627)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test test_newton_problems_fail_due_to_max_iter ... ok
[INFO] [stdout] test test_newton_problems_fail_oscillation ... ok
[INFO] [stdout] test test_newton_problems_ok_1 ... ok
[INFO] [stdout] test test_newton_problems_ok_2 ... ok
[INFO] [stdout] test test_newton_problems_indeterminate ... ok
[INFO] [stdout] test test_two_eq_nr_prob_1_singular ... ok
[INFO] [stdout] test test_two_eq_nr_prob_2 ... ok
[INFO] [stdout] test test_simple_fixed_continued_divergence ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/test_newton_problems_auto.rs (/opt/rustwide/target/debug/deps/test_newton_problems_auto-f95737be0acc0509)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test test_newton_problems_fail_due_to_max_iter_auto ... ok
[INFO] [stdout] test test_newton_problems_fail_oscillation_auto ... ok
[INFO] [stdout] test test_newton_problems_ok_1_auto ... ok
[INFO] [stdout] test test_newton_problems_indeterminate_auto ... ok
[INFO] [stdout] test test_newton_problems_stepsize_becomes_small ... ok
[INFO] [stdout] test test_newton_problems_ok_2_auto ... ok
[INFO] [stdout] test test_simple_fixed_continued_divergence_auto ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests russell_nonlin
[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" "6ce73f027e970c7944985774d9530db88fc2c8238ae70e5a1c22c4c65921d8b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ce73f027e970c7944985774d9530db88fc2c8238ae70e5a1c22c4c65921d8b7", kill_on_drop: false }`
[INFO] [stdout] 6ce73f027e970c7944985774d9530db88fc2c8238ae70e5a1c22c4c65921d8b7
