[INFO] cloning repository https://github.com/fedemagnani/optimization-solvers
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fedemagnani/optimization-solvers" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffedemagnani%2Foptimization-solvers", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffedemagnani%2Foptimization-solvers'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e0399afe8ce45d44d349ed4e44d8b43c42cb842a
[INFO] testing fedemagnani/optimization-solvers against try#bd7d74411512a3dd3b35d2f699c51dd2557c7e7e+cargoflags=-Zbuild-dir-new-layout for pr-149852-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffedemagnani%2Foptimization-solvers" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/fedemagnani/optimization-solvers
[INFO] finished tweaking git repo https://github.com/fedemagnani/optimization-solvers
[INFO] tweaked toml for git repo https://github.com/fedemagnani/optimization-solvers written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/fedemagnani/optimization-solvers on toolchain bd7d74411512a3dd3b35d2f699c51dd2557c7e7e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/fedemagnani/optimization-solvers 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" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9ad38f6d497a4f3b5d2d11ee3c6791288ece825432d8199eafc88ac3b07d6dc4
[INFO] running `Command { std: "docker" "start" "-a" "9ad38f6d497a4f3b5d2d11ee3c6791288ece825432d8199eafc88ac3b07d6dc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9ad38f6d497a4f3b5d2d11ee3c6791288ece825432d8199eafc88ac3b07d6dc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ad38f6d497a4f3b5d2d11ee3c6791288ece825432d8199eafc88ac3b07d6dc4", kill_on_drop: false }`
[INFO] [stdout] 9ad38f6d497a4f3b5d2d11ee3c6791288ece825432d8199eafc88ac3b07d6dc4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "build" "--frozen" "--message-format=json" "-Zbuild-dir-new-layout", kill_on_drop: false }`
[INFO] [stdout] 11df670a3e8abbdcedbbd829e113d6d81bae290fd845eb243ab16d3ecd124d57
[INFO] running `Command { std: "docker" "start" "-a" "11df670a3e8abbdcedbbd829e113d6d81bae290fd845eb243ab16d3ecd124d57", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.215
[INFO] [stderr]    Compiling libc v0.2.168
[INFO] [stderr]    Compiling serde_json v1.0.133
[INFO] [stderr]    Compiling unicase v2.8.0
[INFO] [stderr]    Compiling syn v2.0.90
[INFO] [stderr]    Compiling tracing-core v0.1.33
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling mime_guess v2.0.5
[INFO] [stderr]    Compiling regex-syntax v0.6.29
[INFO] [stderr]    Compiling mime v0.3.17
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling bytemuck v1.20.0
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling safe_arch v0.7.2
[INFO] [stderr]    Compiling rustc-hash v2.1.0
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling pin-project-lite v0.2.15
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling sharded-slab v0.1.7
[INFO] [stderr]    Compiling wide v0.7.30
[INFO] [stderr]    Compiling tracing-log v0.2.0
[INFO] [stderr]    Compiling humansize v2.1.3
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling approx v0.5.1
[INFO] [stderr]    Compiling thread_local v1.1.8
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling thiserror v2.0.6
[INFO] [stderr]    Compiling time v0.3.37
[INFO] [stderr]    Compiling num-rational v0.4.2
[INFO] [stderr]    Compiling crossbeam-channel v0.5.13
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling simba v0.9.0
[INFO] [stderr]    Compiling matchers v0.1.0
[INFO] [stderr]    Compiling darling_core v0.20.10
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling serde_derive v1.0.215
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling tracing-attributes v0.1.28
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling thiserror-impl v2.0.6
[INFO] [stderr]    Compiling nalgebra-macros v0.2.2
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]    Compiling serde_repr v0.1.19
[INFO] [stderr]    Compiling derive-getters v0.5.0
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling ppv-lite86 v0.2.20
[INFO] [stderr]    Compiling darling_macro v0.20.10
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling darling v0.20.10
[INFO] [stderr]    Compiling serde_with_macros v3.11.0
[INFO] [stderr]    Compiling plotly_derive v0.10.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling nalgebra v0.33.2
[INFO] [stderr]    Compiling tracing-serde v0.2.0
[INFO] [stderr]    Compiling serde_with v3.11.0
[INFO] [stderr]    Compiling erased-serde v0.4.5
[INFO] [stderr]    Compiling rinja_parser v0.3.5
[INFO] [stderr]    Compiling basic-toml v0.1.9
[INFO] [stderr]    Compiling tracing-subscriber v0.3.19
[INFO] [stderr]    Compiling tracing-appender v0.2.3
[INFO] [stderr]    Compiling rinja_derive v0.3.5
[INFO] [stderr]    Compiling rinja v0.3.5
[INFO] [stderr]    Compiling plotly v0.10.0
[INFO] [stderr]    Compiling optimization-solvers v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 36s
[INFO] running `Command { std: "docker" "inspect" "11df670a3e8abbdcedbbd829e113d6d81bae290fd845eb243ab16d3ecd124d57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11df670a3e8abbdcedbbd829e113d6d81bae290fd845eb243ab16d3ecd124d57", kill_on_drop: false }`
[INFO] [stdout] 11df670a3e8abbdcedbbd829e113d6d81bae290fd845eb243ab16d3ecd124d57
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "test" "--frozen" "--no-run" "--message-format=json" "-Zbuild-dir-new-layout", kill_on_drop: false }`
[INFO] [stdout] 1c833b912553d31c5e34d3c25c75a481fd8bade436f27669b22268d088570e68
[INFO] running `Command { std: "docker" "start" "-a" "1c833b912553d31c5e34d3c25c75a481fd8bade436f27669b22268d088570e68", kill_on_drop: false }`
[INFO] [stderr]    Compiling optimization-solvers v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 14.37s
[INFO] running `Command { std: "docker" "inspect" "1c833b912553d31c5e34d3c25c75a481fd8bade436f27669b22268d088570e68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c833b912553d31c5e34d3c25c75a481fd8bade436f27669b22268d088570e68", kill_on_drop: false }`
[INFO] [stdout] 1c833b912553d31c5e34d3c25c75a481fd8bade436f27669b22268d088570e68
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "test" "--frozen" "-Zbuild-dir-new-layout", kill_on_drop: false }`
[INFO] [stdout] 77c3d6917d02c7bd2b79483277e4b57ca4531f630d14ec59af0e8e81ba0b1956
[INFO] running `Command { std: "docker" "start" "-a" "77c3d6917d02c7bd2b79483277e4b57ca4531f630d14ec59af0e8e81ba0b1956", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.22s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/build/optimization-solvers/07d7a79e7c5499ff/deps/optimization_solvers-07d7a79e7c5499ff)
[INFO] [stdout] 
[INFO] [stdout] running 31 tests
[INFO] [stdout] test line_search::morethuente_b::morethuente_test::test_phi ... ok
[INFO] [stdout] test quasi_newton::bfgs::test_bfgs::bfgs_backtracking ... ok
[INFO] [stdout] test quasi_newton::bfgs::test_bfgs::test_outer ... ok
[INFO] [stdout] test newton::newton_test::newton_backtracking ... ok
[INFO] [stdout] test line_search::morethuente::morethuente_test::test_phi ... ok
[INFO] [stdout] test newton::projected_newton::projected_newton_tests::constrained_grad_desc_backtracking ... ok
[INFO] [stdout] test quasi_newton::broyden::test_broyden::test_outer ... ok
[INFO] [stdout] test newton::newton_test::newton_morethuente ... ok
[INFO] [stdout] test quasi_newton::broyden_b::test_broyden_b::test_outer ... ok
[INFO] [stdout] test quasi_newton::bfgs::test_bfgs::bfgs_morethuente ... ok
[INFO] [stdout] test line_search::backtracking::backtracking_tests::test_backtracking ... ok
[INFO] [stdout] test quasi_newton::dfp::test_dfp::test_outer ... ok
[INFO] [stdout] test quasi_newton::dfp::test_dfp::dfp_backtracking ... ok
[INFO] [stdout] test quasi_newton::dfp_b::test_dfpb::test_outer ... ok
[INFO] [stdout] test quasi_newton::dfp::test_dfp::dfp_morethuente ... ok
[INFO] [stdout] test quasi_newton::sr1_b::test_sr1_b::test_outer ... ok
[INFO] [stdout] test quasi_newton::broyden::test_broyden::broyden_backtracking ... ok
[INFO] [stdout] test quasi_newton::dfp_b::test_dfpb::dfpb_backtracking ... ok
[INFO] [stdout] test quasi_newton::bfgs_b::bfgsb_test::constrained_grad_desc_backtracking ... ok
[INFO] [stdout] test steepest_descent::coordinate_descent::steepest_descent_l1_test::coordinate_descent_morethuente ... ok
[INFO] [stdout] test quasi_newton::broyden::test_broyden::broyden_morethuente ... ok
[INFO] [stdout] test quasi_newton::sr1_b::test_sr1_b::sr1_b_backtracking ... ok
[INFO] [stdout] test quasi_newton::broyden_b::test_broyden_b::broyden_b_backtracking ... ok
[INFO] [stdout] test steepest_descent::pnorm_descent::gpnorm_descent_test::pnorm_morethuente ... ok
[INFO] [stdout] test steepest_descent::gradient_descent::gradient_descent_test::grad_descent_more_thuente ... ok
[INFO] [stdout] test steepest_descent::spg::spg_test::constrained_spg_backtracking ... ok
[INFO] [stdout] test steepest_descent::pnorm_descent::gpnorm_descent_test::pnorm_backtracking ... ok
[INFO] [stdout] test steepest_descent::coordinate_descent::steepest_descent_l1_test::coordinate_descent_backtracking ... ok
[INFO] [stdout] test newton::spn::spg_test::constrained_spg_backtracking ... ok
[INFO] [stdout] test steepest_descent::gradient_descent::gradient_descent_test::grad_desc_backtracking ... FAILED
[INFO] [stdout] test steepest_descent::projected_gradient_descent::projected_gradient_test::constrained_grad_desc_backtracking ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- steepest_descent::gradient_descent::gradient_descent_test::grad_desc_backtracking stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'steepest_descent::gradient_descent::gradient_descent_test::grad_desc_backtracking' (57) panicked at src/steepest_descent/gradient_descent.rs:166:10:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: MaxIterReached
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x57b49fdd8ec2 - std[840933623431fd06]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x57b49fdd8ec2 - std[840933623431fd06]::backtrace_rs::backtrace::trace_unsynchronized::<std[840933623431fd06]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x57b49fdd8ec2 - std[840933623431fd06]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x57b49fdd8ec2 - <<std[840933623431fd06]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8f93d80df273fe75]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x57b49fdf05ca - <core[8f93d80df273fe75]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x57b49fdf05ca - core[8f93d80df273fe75]::fmt::write
[INFO] [stdout]    6:     0x57b49fdddda6 - std[840933623431fd06]::io::default_write_fmt::<alloc[40b2bae28975ac47]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x57b49fdddda6 - <alloc[40b2bae28975ac47]::vec::Vec<u8> as std[840933623431fd06]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x57b49fdb6ddf - <std[840933623431fd06]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x57b49fdb6ddf - std[840933623431fd06]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x57b49fdd0d29 - std[840933623431fd06]::panicking::default_hook
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x57b49fac46ce - <alloc[40b2bae28975ac47]::boxed::Box<dyn for<'a, 'b> core[8f93d80df273fe75]::ops::function::Fn<(&'a std[840933623431fd06]::panic::PanicHookInfo<'b>,), Output = ()> + core[8f93d80df273fe75]::marker::Sync + core[8f93d80df273fe75]::marker::Send> as core[8f93d80df273fe75]::ops::function::Fn<(&std[840933623431fd06]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x57b49fac46ce - test[2f1252070343a163]::test_main_with_exit_callback::<test[2f1252070343a163]::test_main::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x57b49fdd0ee2 - <alloc[40b2bae28975ac47]::boxed::Box<dyn for<'a, 'b> core[8f93d80df273fe75]::ops::function::Fn<(&'a std[840933623431fd06]::panic::PanicHookInfo<'b>,), Output = ()> + core[8f93d80df273fe75]::marker::Sync + core[8f93d80df273fe75]::marker::Send> as core[8f93d80df273fe75]::ops::function::Fn<(&std[840933623431fd06]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x57b49fdd0ee2 - std[840933623431fd06]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x57b49fdb6e98 - std[840933623431fd06]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x57b49fdae659 - std[840933623431fd06]::sys::backtrace::__rust_end_short_backtrace::<std[840933623431fd06]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x57b49fdb7d8d - __rustc[5b4a0c6d8cc4a177]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x57b49fdf0d8c - core[8f93d80df273fe75]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x57b49fdf0b02 - core[8f93d80df273fe75]::result::unwrap_failed
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/core/src/result.rs:1867:5
[INFO] [stdout]   20:     0x57b49fa78aec - <core[8f93d80df273fe75]::result::Result<(), optimization_solvers[df3dd3933af9b582]::ls_solver::SolverError>>::unwrap
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/core/src/result.rs:1233:23
[INFO] [stdout]   21:     0x57b49fa78aec - optimization_solvers[df3dd3933af9b582]::steepest_descent::gradient_descent::gradient_descent_test::grad_desc_backtracking
[INFO] [stdout]                                at /opt/rustwide/workdir/src/steepest_descent/gradient_descent.rs:166:10
[INFO] [stdout]   22:     0x57b49fa72d57 - optimization_solvers[df3dd3933af9b582]::steepest_descent::gradient_descent::gradient_descent_test::grad_desc_backtracking::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/steepest_descent/gradient_descent.rs:133:36
[INFO] [stdout]   23:     0x57b49fa3a0a6 - <optimization_solvers[df3dd3933af9b582]::steepest_descent::gradient_descent::gradient_descent_test::grad_desc_backtracking::{closure#0} as core[8f93d80df273fe75]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x57b49fab8a7b - <fn() -> core[8f93d80df273fe75]::result::Result<(), alloc[40b2bae28975ac47]::string::String> as core[8f93d80df273fe75]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x57b49fab8a7b - test[2f1252070343a163]::__rust_begin_short_backtrace::<core[8f93d80df273fe75]::result::Result<(), alloc[40b2bae28975ac47]::string::String>, fn() -> core[8f93d80df273fe75]::result::Result<(), alloc[40b2bae28975ac47]::string::String>>
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/test/src/lib.rs:663:18
[INFO] [stdout]   26:     0x57b49fac52da - test[2f1252070343a163]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/test/src/lib.rs:686:74
[INFO] [stdout]   27:     0x57b49fac52da - <core[8f93d80df273fe75]::panic::unwind_safe::AssertUnwindSafe<test[2f1252070343a163]::run_test_in_process::{closure#0}> as core[8f93d80df273fe75]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   28:     0x57b49fac52da - std[840933623431fd06]::panicking::catch_unwind::do_call::<core[8f93d80df273fe75]::panic::unwind_safe::AssertUnwindSafe<test[2f1252070343a163]::run_test_in_process::{closure#0}>, core[8f93d80df273fe75]::result::Result<(), alloc[40b2bae28975ac47]::string::String>>
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/panicking.rs:581:40
[INFO] [stdout]   29:     0x57b49fac52da - std[840933623431fd06]::panicking::catch_unwind::<core[8f93d80df273fe75]::result::Result<(), alloc[40b2bae28975ac47]::string::String>, core[8f93d80df273fe75]::panic::unwind_safe::AssertUnwindSafe<test[2f1252070343a163]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/panicking.rs:544:19
[INFO] [stdout]   30:     0x57b49fac52da - std[840933623431fd06]::panic::catch_unwind::<core[8f93d80df273fe75]::panic::unwind_safe::AssertUnwindSafe<test[2f1252070343a163]::run_test_in_process::{closure#0}>, core[8f93d80df273fe75]::result::Result<(), alloc[40b2bae28975ac47]::string::String>>
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x57b49fac52da - test[2f1252070343a163]::run_test_in_process
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/test/src/lib.rs:686:27
[INFO] [stdout]   32:     0x57b49fac52da - test[2f1252070343a163]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/test/src/lib.rs:607:43
[INFO] [stdout]   33:     0x57b49fabf7a4 - test[2f1252070343a163]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/test/src/lib.rs:637:41
[INFO] [stdout]   34:     0x57b49fabf7a4 - std[840933623431fd06]::sys::backtrace::__rust_begin_short_backtrace::<test[2f1252070343a163]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   35:     0x57b49fac7dd2 - std[840933623431fd06]::thread::lifecycle::spawn_unchecked::<test[2f1252070343a163]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   36:     0x57b49fac7dd2 - <core[8f93d80df273fe75]::panic::unwind_safe::AssertUnwindSafe<std[840933623431fd06]::thread::lifecycle::spawn_unchecked<test[2f1252070343a163]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[8f93d80df273fe75]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   37:     0x57b49fac7dd2 - std[840933623431fd06]::panicking::catch_unwind::do_call::<core[8f93d80df273fe75]::panic::unwind_safe::AssertUnwindSafe<std[840933623431fd06]::thread::lifecycle::spawn_unchecked<test[2f1252070343a163]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/panicking.rs:581:40
[INFO] [stdout]   38:     0x57b49fac7dd2 - std[840933623431fd06]::panicking::catch_unwind::<(), core[8f93d80df273fe75]::panic::unwind_safe::AssertUnwindSafe<std[840933623431fd06]::thread::lifecycle::spawn_unchecked<test[2f1252070343a163]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/panicking.rs:544:19
[INFO] [stdout]   39:     0x57b49fac7dd2 - std[840933623431fd06]::panic::catch_unwind::<core[8f93d80df273fe75]::panic::unwind_safe::AssertUnwindSafe<std[840933623431fd06]::thread::lifecycle::spawn_unchecked<test[2f1252070343a163]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x57b49fac7dd2 - std[840933623431fd06]::thread::lifecycle::spawn_unchecked::<test[2f1252070343a163]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   41:     0x57b49fac7dd2 - <std[840933623431fd06]::thread::lifecycle::spawn_unchecked<test[2f1252070343a163]::run_test::{closure#1}, ()>::{closure#1} as core[8f93d80df273fe75]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x57b49fdd873f - <alloc[40b2bae28975ac47]::boxed::Box<dyn core[8f93d80df273fe75]::ops::function::FnOnce<(), Output = ()> + core[8f93d80df273fe75]::marker::Send> as core[8f93d80df273fe75]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   43:     0x57b49fdd873f - <std[840933623431fd06]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/sys/thread/unix.rs:119:17
[INFO] [stdout]   44:     0x72264df5daa4 - <unknown>
[INFO] [stdout]   45:     0x72264dfeaa64 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     steepest_descent::gradient_descent::gradient_descent_test::grad_desc_backtracking
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 30 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.81s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "77c3d6917d02c7bd2b79483277e4b57ca4531f630d14ec59af0e8e81ba0b1956", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77c3d6917d02c7bd2b79483277e4b57ca4531f630d14ec59af0e8e81ba0b1956", kill_on_drop: false }`
[INFO] [stdout] 77c3d6917d02c7bd2b79483277e4b57ca4531f630d14ec59af0e8e81ba0b1956
