[INFO] crate optimization_engine 0.5.0 is already in cache
[INFO] extracting crate optimization_engine 0.5.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/optimization_engine/0.5.0
[INFO] extracting crate optimization_engine 0.5.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/optimization_engine/0.5.0
[INFO] validating manifest of optimization_engine-0.5.0 on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of optimization_engine-0.5.0 on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing optimization_engine-0.5.0
[INFO] finished frobbing optimization_engine-0.5.0
[INFO] frobbed toml for optimization_engine-0.5.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/optimization_engine/0.5.0/Cargo.toml
[INFO] started frobbing optimization_engine-0.5.0
[INFO] finished frobbing optimization_engine-0.5.0
[INFO] frobbed toml for optimization_engine-0.5.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/optimization_engine/0.5.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing optimization_engine-0.5.0 against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/optimization_engine/0.5.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 589aee7fcccea443482cde8be2e623e51daef44d6fd30254f995fb99eb4333ae
[INFO] running `"docker" "start" "-a" "589aee7fcccea443482cde8be2e623e51daef44d6fd30254f995fb99eb4333ae"`
[INFO] [stderr]    Compiling lbfgs v0.2.1
[INFO] [stderr]    Compiling optimization_engine v0.5.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/constraints/cartesian_product.rs:15:26
[INFO] [stderr]    |
[INFO] [stderr] 15 |     constraints: Vec<&'a Constraint>,
[INFO] [stderr]    |                          ^^^^^^^^^^ help: use `dyn`: `dyn Constraint`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/constraints/cartesian_product.rs:77:65
[INFO] [stderr]    |
[INFO] [stderr] 77 |     pub fn add_constraint(&mut self, ni: usize, constraint: &'a Constraint) {
[INFO] [stderr]    |                                                                 ^^^^^^^^^^ help: use `dyn`: `dyn Constraint`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.28s
[INFO] running `"docker" "inspect" "589aee7fcccea443482cde8be2e623e51daef44d6fd30254f995fb99eb4333ae"`
[INFO] running `"docker" "rm" "-f" "589aee7fcccea443482cde8be2e623e51daef44d6fd30254f995fb99eb4333ae"`
[INFO] [stdout] 589aee7fcccea443482cde8be2e623e51daef44d6fd30254f995fb99eb4333ae
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/optimization_engine/0.5.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 42b1896bc1bf3f1542d914d73b3c20a6881d5985e5db419e52cd35206b87e5da
[INFO] running `"docker" "start" "-a" "42b1896bc1bf3f1542d914d73b3c20a6881d5985e5db419e52cd35206b87e5da"`
[INFO] [stderr]    Compiling bindgen v0.49.2
[INFO] [stderr]    Compiling unit_test_utils v0.1.3
[INFO] [stderr]    Compiling icasadi_test v0.0.2
[INFO] [stderr]    Compiling optimization_engine v0.5.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/constraints/cartesian_product.rs:15:26
[INFO] [stderr]    |
[INFO] [stderr] 15 |     constraints: Vec<&'a Constraint>,
[INFO] [stderr]    |                          ^^^^^^^^^^ help: use `dyn`: `dyn Constraint`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/constraints/cartesian_product.rs:77:65
[INFO] [stderr]    |
[INFO] [stderr] 77 |     pub fn add_constraint(&mut self, ni: usize, constraint: &'a Constraint) {
[INFO] [stderr]    |                                                                 ^^^^^^^^^^ help: use `dyn`: `dyn Constraint`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.70s
[INFO] running `"docker" "inspect" "42b1896bc1bf3f1542d914d73b3c20a6881d5985e5db419e52cd35206b87e5da"`
[INFO] running `"docker" "rm" "-f" "42b1896bc1bf3f1542d914d73b3c20a6881d5985e5db419e52cd35206b87e5da"`
[INFO] [stdout] 42b1896bc1bf3f1542d914d73b3c20a6881d5985e5db419e52cd35206b87e5da
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/optimization_engine/0.5.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] d4961cfeb3823bc668ae06bd27133acfa7556dba25f6034a55f655f69ae7eaf6
[INFO] running `"docker" "start" "-a" "d4961cfeb3823bc668ae06bd27133acfa7556dba25f6034a55f655f69ae7eaf6"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/optimization_engine-23f980369ef845e8
[INFO] [stdout] 
[INFO] [stdout] running 52 tests
[INFO] [stdout] test constraints::tests::t_no_constraints ... ok
[INFO] [stdout] test constraints::tests::t_ball_elsewhere ... ok
[INFO] [stdout] test constraints::tests::cartesian_product_constraints ... ok
[INFO] [stdout] test constraints::tests::t_ball_at_origin ... ok
[INFO] [stdout] test constraints::tests::t_rectangle_bounded ... ok
[INFO] [stdout] test constraints::tests::t_rectangle_bounded_negative_entries ... ok
[INFO] [stdout] test constraints::tests::cartesian_product_ball_and_rectangle ... ok
[INFO] [stdout] test constraints::tests::t_rectangle_only_xmin ... ok
[INFO] [stdout] test constraints::tests::t_rectangle_only_xmax ... ok
[INFO] [stdout] test continuation::tests::t_homotopy_rosenbrock_convergent ... ok
[INFO] [stdout] test continuation::tests::t_homotopy_rosenbrock_outta_iterations ... ok
[INFO] [stdout] test continuation::tests::t_homotopy_rosenbrock_outta_time ... ok
[INFO] [stdout] test core::fbs::tests::t_fbs_step_ball_constraints ... ok
[INFO] [stdout] test core::fbs::tests::t_fbs_step_no_constraints ... ok
[INFO] [stdout] test core::fbs::tests::t_solve_fbs ... ok
[INFO] [stdout] test continuation::tests::t_homotopy_rosenbrock_convergent2 ... ok
[INFO] [stdout] test core::fbs::tests::t_solve_fbs_hard_failure_nan ... ok
[INFO] [stdout] test continuation::tests::t_homotopy_basic ... ok
[INFO] [stdout] test core::fbs::tests::t_solve_fbs_many_times ... ok
[INFO] [stdout] test core::panoc::panoc_engine::tests::t_compute_rhs_ls ... ok
[INFO] [stdout] test core::panoc::panoc_engine::tests::t_gradient_step ... ok
[INFO] [stdout] test core::panoc::panoc_engine::tests::t_compute_fpr ... ok
[INFO] [stdout] test core::panoc::panoc_engine::tests::t_half_step ... ok
[INFO] [stdout] test core::fbs::tests::t_solve_fbs_hard ... ok
[INFO] [stdout] test core::panoc::panoc_engine::tests::t_gradient_step_uplus ... ok
[INFO] [stdout] test core::panoc::panoc_optimizer::tests::t_panoc_optimizer_rosenbrock ... ok
[INFO] [stdout] test core::panoc::panoc_optimizer::tests::t_panoc_in_loop ... ok
[INFO] [stdout] test core::panoc::tests::t_panoc_init ... ok
[INFO] [stdout] test core::panoc::tests::t_test_panoc_basic ... ok
[INFO] [stdout] test core::panoc::tests::t_test_panoc_rosenbrock ... ok
[INFO] [stdout] test lipschitz_estimator::tests::t_test_get_function_value ... ok
[INFO] [stdout] test core::panoc::tests::t_test_panoc_hard ... ok
[INFO] [stdout] test lipschitz_estimator::tests::t_test_lip_delta_epsilon_0 ... ok
[INFO] [stdout] test constraints::tests::cartesian_product_constraints_incoherent_indices ... ok
[INFO] [stdout] test constraints::tests::cartesian_product_constraints_wrong_vector_dim ... ok
[INFO] [stdout] test constraints::tests::t_rectangle_incompatible_dims ... ok
[INFO] [stdout] test lipschitz_estimator::tests::t_test_lip_estimator_mock ... ok
[INFO] [stdout] test core::panoc::panoc_engine::tests::t_lipschitz_update_rhs ... ok
[INFO] [stdout] test lipschitz_estimator::tests::t_test_lip_delta_epsilon_panic1 ... ok
[INFO] [stdout] test matrix_operations::tests::t_inner_product_test ... ok
[INFO] [stdout] test matrix_operations::tests::t_inner_product_test_panic ... ok
[INFO] [stdout] test matrix_operations::tests::t_norm2_test ... ok
[INFO] [stdout] test matrix_operations::tests::t_norm_inf_diff ... ok
[INFO] [stdout] test matrix_operations::tests::t_norm_inf_diff_panic ... ok
[INFO] [stdout] test matrix_operations::tests::t_norm1_test ... ok
[INFO] [stdout] test matrix_operations::tests::t_norm_inf_test ... ok
[INFO] [stdout] test mocks::tests::t_mock_hard ... ok
[INFO] [stdout] test tests::t_access ... ok
[INFO] [stdout] test matrix_operations::tests::t_norm2_squared_diff_test ... ok
[INFO] [stdout] test lipschitz_estimator::tests::t_test_lip_delta_epsilon_panic2 ... ok
[INFO] [stdout] test continuation::tests::t_homotopy_rosenbrock_outta_iterations_2 ... ok
[INFO] [stdout] test continuation::tests::t_homotopy_rosenbrock_convergent_in_loop ... ok
[INFO] [stderr]    Doc-tests optimization_engine
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 52 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/matrix_operations.rs - matrix_operations (line 7) ... ok
[INFO] [stdout] test src/constraints/cartesian_product.rs - constraints::cartesian_product::CartesianProduct::add_constraint (line 46) ... ok
[INFO] [stdout] test src/lipschitz_estimator.rs - lipschitz_estimator::LipschitzEstimator::estimate_local_lipschitz (line 118) ... ok
[INFO] [stdout] test src/continuation/homotopy_optimizer.rs - continuation::homotopy_optimizer::HomotopyOptimizer::new (line 85) ... ok
[INFO] [stdout] test src/core/fbs/mod.rs - core::fbs (line 11) ... ok
[INFO] [stdout] test src/constraints/cartesian_product.rs - constraints::cartesian_product::CartesianProduct::add_constraint (line 70) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "d4961cfeb3823bc668ae06bd27133acfa7556dba25f6034a55f655f69ae7eaf6"`
[INFO] running `"docker" "rm" "-f" "d4961cfeb3823bc668ae06bd27133acfa7556dba25f6034a55f655f69ae7eaf6"`
[INFO] [stdout] d4961cfeb3823bc668ae06bd27133acfa7556dba25f6034a55f655f69ae7eaf6