[INFO] fetching crate rootfinder 0.4.1...
[INFO] testing rootfinder-0.4.1 against try#2440211fe03bc45c89b6dc1a3df18382ce91e32b for pr-146098-1
[INFO] extracting crate rootfinder 0.4.1 into /workspace/builds/worker-2-tc2/source
[INFO] removed /workspace/builds/worker-2-tc2/source/.cargo/config.toml
[INFO] started tweaking crates.io crate rootfinder 0.4.1
[INFO] finished tweaking crates.io crate rootfinder 0.4.1
[INFO] tweaked toml for crates.io crate rootfinder 0.4.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rootfinder 0.4.1 on toolchain 2440211fe03bc45c89b6dc1a3df18382ce91e32b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rootfinder 0.4.1 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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4e149d667e20b404d2a4e4e97d527c79239b3410d575ec12cfea16fa0c1cbacd
[INFO] running `Command { std: "docker" "start" "-a" "4e149d667e20b404d2a4e4e97d527c79239b3410d575ec12cfea16fa0c1cbacd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4e149d667e20b404d2a4e4e97d527c79239b3410d575ec12cfea16fa0c1cbacd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e149d667e20b404d2a4e4e97d527c79239b3410d575ec12cfea16fa0c1cbacd", kill_on_drop: false }`
[INFO] [stdout] 4e149d667e20b404d2a4e4e97d527c79239b3410d575ec12cfea16fa0c1cbacd
[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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 04bfbc33c079bd569e2b47fa7a410ccb47f7d25c402ebffe2dc4575358ef20dd
[INFO] running `Command { std: "docker" "start" "-a" "04bfbc33c079bd569e2b47fa7a410ccb47f7d25c402ebffe2dc4575358ef20dd", kill_on_drop: false }`
[INFO] [stderr]    Compiling rootfinder v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "04bfbc33c079bd569e2b47fa7a410ccb47f7d25c402ebffe2dc4575358ef20dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04bfbc33c079bd569e2b47fa7a410ccb47f7d25c402ebffe2dc4575358ef20dd", kill_on_drop: false }`
[INFO] [stdout] 04bfbc33c079bd569e2b47fa7a410ccb47f7d25c402ebffe2dc4575358ef20dd
[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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ffcd1c5ebd54e38cfa1774512afc99cb1400eed8f8eae892bb10416fb3abfc26
[INFO] running `Command { std: "docker" "start" "-a" "ffcd1c5ebd54e38cfa1774512afc99cb1400eed8f8eae892bb10416fb3abfc26", kill_on_drop: false }`
[INFO] [stderr]    Compiling numtest v0.3.1
[INFO] [stderr]    Compiling rootfinder v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.53s
[INFO] running `Command { std: "docker" "inspect" "ffcd1c5ebd54e38cfa1774512afc99cb1400eed8f8eae892bb10416fb3abfc26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ffcd1c5ebd54e38cfa1774512afc99cb1400eed8f8eae892bb10416fb3abfc26", kill_on_drop: false }`
[INFO] [stdout] ffcd1c5ebd54e38cfa1774512afc99cb1400eed8f8eae892bb10416fb3abfc26
[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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 20b598f98dc56214ac6906df5d0c2ed0937a2cc42f5dad80e656193b2ed3fa05
[INFO] running `Command { std: "docker" "start" "-a" "20b598f98dc56214ac6906df5d0c2ed0937a2cc42f5dad80e656193b2ed3fa05", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rootfinder-9f3c7494d94c5348)
[INFO] [stdout] 
[INFO] [stdout] running 95 tests
[INFO] [stdout] test univariate_roots::bisection::tests::test_root_bisection_constant_function ... ok
[INFO] [stdout] test univariate_roots::bisection::tests::test_root_bisection_batol ... ok
[INFO] [stdout] test univariate_roots::bisection::tests::test_root_bisection_max_bracket_iter_successful ... ok
[INFO] [stdout] test univariate_roots::bisection::tests::test_root_bisection_max_feval ... ok
[INFO] [stdout] test univariate_roots::bisection::tests::test_root_bisection_rebracket_exceeds_max_feval ... ok
[INFO] [stdout] test univariate_roots::bisection::tests::test_root_bisection_max_bracket_iter_failed ... ok
[INFO] [stdout] test univariate_roots::bisection::tests::test_root_bisection_rebracket_not_needed ... ok
[INFO] [stdout] test univariate_roots::bisection::tests::test_root_bisection_max_iter ... ok
[INFO] [stdout] test univariate_roots::bisection::tests::test_root_bisection_rebracket_successful ... ok
[INFO] [stdout] test univariate_roots::bisection::tests::test_root_bisection_iterates ... ok
[INFO] [stdout] test univariate_roots::bisection::tests::test_get_k12 ... ok
[INFO] [stdout] test univariate_roots::bisection::tests::test_root_bisection_large_initial_interval ... ok
[INFO] [stdout] test univariate_roots::bisection::tests::test_root_bisection_root_at_lower_bound ... ok
[INFO] [stdout] test univariate_roots::bisection::tests::test_root_bisection_root_within_tolerance ... ok
[INFO] [stdout] test univariate_roots::bisection::tests::test_root_bisection_root_at_midpoint ... ok
[INFO] [stdout] test univariate_roots::bisection::tests::test_root_bisection_zero_bracket_width ... ok
[INFO] [stdout] test univariate_roots::newton::tests::test_root_newton_constant_function ... ok
[INFO] [stdout] test univariate_roots::bisection::tests::test_root_bisection_root_at_upper_bound ... ok
[INFO] [stdout] test univariate_roots::newton::tests::test_root_newton_iterates_3 ... ok
[INFO] [stdout] test univariate_roots::newton::tests::test_root_newton_iterates_2 ... ok
[INFO] [stdout] test univariate_roots::bisection::tests::test_root_bisection_rebracket_failed ... ok
[INFO] [stdout] test univariate_roots::newton::tests::test_root_newton_iterates_1 ... ok
[INFO] [stdout] test univariate_roots::newton::tests::test_root_newton_at_root ... ok
[INFO] [stdout] test univariate_roots::newton::tests::test_root_newton_near_root ... ok
[INFO] [stdout] test univariate_roots::newton::tests::test_root_newton_starting_at_stationary_point ... ok
[INFO] [stdout] test univariate_roots::newton::tests::test_root_newton_xatol ... ok
[INFO] [stdout] test univariate_roots::newton::tests::test_root_newton_vtol ... ok
[INFO] [stdout] test utils::bracketing::tests::test_bracket_sign_change_from_close_initial_guess ... ok
[INFO] [stdout] test utils::bracketing::tests::test_bracket_sign_change_already_bracketed ... ok
[INFO] [stdout] test utils::bracketing::tests::test_bracket_sign_change_from_worse_initial_guess ... ok
[INFO] [stdout] test univariate_roots::newton::tests::test_root_newton_iterates_4 ... ok
[INFO] [stdout] test utils::bracketing::tests::test_bracket_sign_change_max_bracket_iter_reached ... ok
[INFO] [stdout] test utils::bracketing::tests::test_bracket_sign_change_not_bracketing ... ok
[INFO] [stdout] test utils::bracketing::tests::test_bracket_sign_change_no_interval_found ... ok
[INFO] [stdout] test utils::bracketing::tests::test_initial_interval_handling_already_bracketed ... ok
[INFO] [stdout] test utils::bracketing::tests::test_initial_interval_handling_even_max_feval_reached_during_rebracketing ... ok
[INFO] [stdout] test utils::bracketing::tests::test_initial_interval_handling_not_rebracketing_no_sign_change ... ok
[INFO] [stdout] test utils::bracketing::tests::test_initial_interval_handling_odd_max_feval_reached_during_rebracketing ... ok
[INFO] [stdout] test utils::bracketing::tests::test_initial_interval_handling_rebracketing ... ok
[INFO] [stdout] test utils::bracketing::tests::test_initial_interval_handling_rebracketing_no_interval_found ... ok
[INFO] [stdout] test utils::bracketing::tests::test_initial_interval_handling_root_at_lower_bound_no_vtol ... ok
[INFO] [stdout] test utils::bracketing::tests::test_initial_interval_handling_root_at_lower_bound_with_vtol ... ok
[INFO] [stdout] test utils::bracketing::tests::test_initial_interval_handling_root_batol_satisfied_with_sign_change ... ok
[INFO] [stdout] test utils::bracketing::tests::test_initial_interval_handling_root_batol_satisfied_without_sign_change_without_rebracketing ... ok
[INFO] [stdout] test utils::bracketing::tests::test_initial_interval_handling_root_at_upper_bound_no_vtol ... ok
[INFO] [stdout] test utils::bracketing::tests::test_interval_correct_order ... ok
[INFO] [stdout] test utils::bracketing::tests::test_interval_print ... ok
[INFO] [stdout] test utils::bracketing::tests::test_interval_incorrect_order ... ok
[INFO] [stdout] test univariate_roots::bisection::tests::test_root_bisection_vtol ... ok
[INFO] [stdout] test utils::bracketing::tests::test_initial_interval_handling_root_at_upper_bound_with_vtol ... ok
[INFO] [stdout] test utils::enums::tests::test_solver_error_bracketing_interval_not_found ... ok
[INFO] [stdout] test utils::enums::tests::test_termination_reason_default ... ok
[INFO] [stdout] test utils::perturb::tests::test_perturb_real_positive ... ok
[INFO] [stdout] test utils::perturb::tests::test_perturb_real_negative ... ok
[INFO] [stdout] test utils::bracketing::tests::test_interval_zero_width ... ok
[INFO] [stdout] test utils::convergence_data::tests::test_default ... ok
[INFO] [stdout] test utils::perturb::tests::test_perturb_real_zero ... ok
[INFO] [stdout] test utils::solver_settings::tests::test_default_solver_settings ... ok
[INFO] [stdout] test utils::termination::is_batol_satisfied_tests::test_is_batol_satisfied_basic_false ... ok
[INFO] [stdout] test utils::termination::is_batol_satisfied_tests::test_is_batol_satisfied_default ... ok
[INFO] [stdout] test utils::termination::is_batol_satisfied_tests::test_is_batol_satisfied_basic_true ... ok
[INFO] [stdout] test utils::termination::is_brtol_satisfied_tests::test_is_brtol_satisfied_basic_false ... ok
[INFO] [stdout] test utils::termination::is_brtol_satisfied_tests::test_is_brtol_satisfied_basic_true ... ok
[INFO] [stdout] test utils::termination::is_batol_satisfied_tests::test_is_batol_satisfied_match_bracket_width ... ok
[INFO] [stdout] test utils::termination::is_brtol_satisfied_tests::test_is_brtol_satisfied_match_bracket_width ... ok
[INFO] [stdout] test utils::termination::is_btol_satisfied_tests::test_is_btol_satisfied_basic_false_both ... ok
[INFO] [stdout] test utils::termination::is_brtol_satisfied_tests::test_is_brtol_satisfied_default ... ok
[INFO] [stdout] test utils::termination::is_btol_satisfied_tests::test_is_btol_satisfied_basic_false_batol_only ... ok
[INFO] [stdout] test utils::termination::is_btol_satisfied_tests::test_is_btol_satisfied_basic_false_brtol_only ... ok
[INFO] [stdout] test utils::termination::is_btol_satisfied_tests::test_is_btol_satisfied_basic_true_batol_only ... ok
[INFO] [stdout] test utils::termination::is_btol_satisfied_tests::test_is_btol_satisfied_basic_true_both ... ok
[INFO] [stdout] test utils::termination::is_btol_satisfied_tests::test_is_btol_satisfied_match_bracket_width_batol_only ... ok
[INFO] [stdout] test utils::termination::is_btol_satisfied_tests::test_is_btol_satisfied_match_bracket_width_brtol_only ... ok
[INFO] [stdout] test utils::termination::is_btol_satisfied_tests::test_is_btol_satisfied_true_only_batol_satisfied ... ok
[INFO] [stdout] test utils::termination::is_btol_satisfied_tests::test_is_btol_satisfied_default ... ok
[INFO] [stdout] test utils::termination::is_btol_satisfied_tests::test_is_btol_satisfied_true_only_brtol_satisfied ... ok
[INFO] [stdout] test utils::termination::is_max_feval_satisfied_tests::test_is_max_feval_satisfied_default ... ok
[INFO] [stdout] test utils::termination::is_max_feval_satisfied_tests::test_is_max_feval_satisfied_basic_true ... ok
[INFO] [stdout] test utils::termination::is_vtol_satisfied_tests::test_is_vtol_satisfied_basic_negative_true ... ok
[INFO] [stdout] test utils::termination::is_max_feval_satisfied_tests::test_is_max_feval_satisfied_at_limit_true ... ok
[INFO] [stdout] test utils::termination::is_btol_satisfied_tests::test_is_btol_satisfied_basic_true_brtol_only ... ok
[INFO] [stdout] test utils::termination::is_max_feval_satisfied_tests::test_is_max_feval_satisfied_basic_false ... ok
[INFO] [stdout] test utils::termination::is_vtol_satisfied_tests::test_is_vtol_satisfied_basic_negative_false ... ok
[INFO] [stdout] test utils::termination::is_vtol_satisfied_tests::test_is_vtol_satisfied_basic_positive_false ... ok
[INFO] [stdout] test utils::termination::is_vtol_satisfied_tests::test_is_vtol_satisfied_basic_positive_true ... ok
[INFO] [stdout] test utils::termination::is_vtol_satisfied_tests::test_is_vtol_satisfied_default ... ok
[INFO] [stdout] test utils::termination::is_xatol_satisfied_tests::test_is_xatol_satisfied_basic_negative_false ... ok
[INFO] [stdout] test utils::termination::is_xatol_satisfied_tests::test_is_xatol_satisfied_basic_negative_true ... ok
[INFO] [stdout] test utils::termination::is_vtol_satisfied_tests::test_is_vtol_satisfied_match_vtol_negative ... ok
[INFO] [stdout] test utils::termination::is_xatol_satisfied_tests::test_is_xatol_satisfied_default ... ok
[INFO] [stdout] test utils::termination::is_xatol_satisfied_tests::test_is_xatol_satisfied_on_limit_negative ... ok
[INFO] [stdout] test utils::termination::is_xatol_satisfied_tests::test_is_xatol_satisfied_basic_positive_false ... ok
[INFO] [stdout] test utils::termination::is_xatol_satisfied_tests::test_is_xatol_satisfied_on_limit_positive ... ok
[INFO] [stdout] test utils::termination::is_vtol_satisfied_tests::test_is_vtol_satisfied_match_vtol_positive ... ok
[INFO] [stdout] test utils::termination::is_xatol_satisfied_tests::test_is_xatol_satisfied_basic_positive_true ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 95 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rootfinder
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test src/utils/termination.rs - utils::termination::is_batol_satisfied (line 108) ... ignored
[INFO] [stdout] test src/utils/termination.rs - utils::termination::is_brtol_satisfied (line 153) ... ignored
[INFO] [stdout] test src/utils/termination.rs - utils::termination::is_btol_satisfied (line 203) ... ignored
[INFO] [stdout] test src/utils/termination.rs - utils::termination::is_btol_satisfied (line 209) ... ignored
[INFO] [stdout] test src/utils/termination.rs - utils::termination::is_max_feval_satisfied (line 244) ... ignored
[INFO] [stdout] test src/utils/termination.rs - utils::termination::is_vtol_satisfied (line 65) ... ignored
[INFO] [stdout] test src/utils/termination.rs - utils::termination::is_xatol_satisfied (line 27) ... ignored
[INFO] [stdout] test src/univariate_roots/bisection.rs - univariate_roots::bisection::root_bisection_fast (line 240) ... ok
[INFO] [stdout] test src/univariate_roots/bisection.rs - univariate_roots::bisection::root_bisection (line 70) ... ok
[INFO] [stdout] test src/univariate_roots/newton.rs - univariate_roots::newton::root_newton_fast (line 203) ... ok
[INFO] [stdout] test src/univariate_roots/newton.rs - univariate_roots::newton::root_newton (line 60) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 7 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "20b598f98dc56214ac6906df5d0c2ed0937a2cc42f5dad80e656193b2ed3fa05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20b598f98dc56214ac6906df5d0c2ed0937a2cc42f5dad80e656193b2ed3fa05", kill_on_drop: false }`
[INFO] [stdout] 20b598f98dc56214ac6906df5d0c2ed0937a2cc42f5dad80e656193b2ed3fa05