[INFO] fetching crate probabilistic_bisector 0.1.6...
[INFO] testing probabilistic_bisector-0.1.6 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-8
[INFO] extracting crate probabilistic_bisector 0.1.6 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate probabilistic_bisector 0.1.6
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate probabilistic_bisector 0.1.6
[INFO] tweaked toml for crates.io crate probabilistic_bisector 0.1.6 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate probabilistic_bisector 0.1.6 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 113 packages to latest compatible versions
[INFO] [stderr]       Adding argmin v0.10.0 (available: v0.11.0)
[INFO] [stderr]       Adding argmin-observer-slog v0.1.0 (available: v0.2.0)
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.2)
[INFO] [stderr]       Adding rand_isaac v0.3.0 (available: v0.4.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 06b77e2913b91d91eaafa70e877e6887be0491b32dee88490fb16dab5bdce84f
[INFO] running `Command { std: "docker" "start" "-a" "06b77e2913b91d91eaafa70e877e6887be0491b32dee88490fb16dab5bdce84f", kill_on_drop: false }`
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[INFO] [stdout] 06b77e2913b91d91eaafa70e877e6887be0491b32dee88490fb16dab5bdce84f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 75433feb54cfa112be66741bcc61cea4b1cbe72fc70555b8792abe0e6aeb9455
[INFO] running `Command { std: "docker" "start" "-a" "75433feb54cfa112be66741bcc61cea4b1cbe72fc70555b8792abe0e6aeb9455", kill_on_drop: false }`
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[INFO] [stderr]    Compiling num-rational v0.4.2
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling simba v0.9.1
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[INFO] [stderr]    Compiling thiserror-impl v2.0.17
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[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling trellis-runner v0.1.6
[INFO] [stderr]    Compiling statrs v0.18.0
[INFO] [stderr]    Compiling confi v0.1.4
[INFO] [stderr]    Compiling probabilistic_bisector v0.1.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: impl trait in impl method signature does not match trait method signature
[INFO] [stdout]    --> src/lib.rs:354:29
[INFO] [stdout]     |
[INFO] [stdout] 354 |     fn update(&mut self) -> trellis_runner::ErrorEstimate<Self::Float> {
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: add `#[allow(refining_impl_trait)]` if it is intended for this to be part of the public API of this crate
[INFO] [stdout]     = note: we are soliciting feedback, see issue #121718 <https://github.com/rust-lang/rust/issues/121718> for more information
[INFO] [stdout]     = note: `#[warn(refining_impl_trait_reachable)]` (part of `#[warn(refining_impl_trait)]`) on by default
[INFO] [stdout] help: replace the return type so that it matches the trait
[INFO] [stdout]     |
[INFO] [stdout] 354 -     fn update(&mut self) -> trellis_runner::ErrorEstimate<Self::Float> {
[INFO] [stdout] 354 +     fn update(&mut self) -> impl Into<Option<UpdateData<<Self as UserState>::Float>>> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 25.47s
[INFO] running `Command { std: "docker" "inspect" "75433feb54cfa112be66741bcc61cea4b1cbe72fc70555b8792abe0e6aeb9455", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75433feb54cfa112be66741bcc61cea4b1cbe72fc70555b8792abe0e6aeb9455", kill_on_drop: false }`
[INFO] [stdout] 75433feb54cfa112be66741bcc61cea4b1cbe72fc70555b8792abe0e6aeb9455
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3b09bf8b9963a6635097d01759169863fc8f5d7590ef67915dd9c4aeb7ca807f
[INFO] running `Command { std: "docker" "start" "-a" "3b09bf8b9963a6635097d01759169863fc8f5d7590ef67915dd9c4aeb7ca807f", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling regex-syntax v0.8.8
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling slog v2.8.2
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling slog-async v2.8.0
[INFO] [stderr]    Compiling iana-time-zone v0.1.64
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[INFO] [stderr]    Compiling instant v0.1.13
[INFO] [stderr]    Compiling take_mut v0.2.2
[INFO] [stderr]    Compiling term v1.2.0
[INFO] [stderr]    Compiling tracing-test-macro v0.2.5
[INFO] [stderr]    Compiling chrono v0.4.42
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand_xoshiro v0.6.0
[INFO] [stderr]    Compiling rand_isaac v0.3.0
[INFO] [stderr]    Compiling num-rational v0.4.2
[INFO] [stderr]    Compiling ndarray v0.16.1
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[INFO] [stderr]    Compiling crossbeam-channel v0.5.15
[INFO] [stderr]    Compiling erased-serde v0.3.31
[INFO] [stderr]    Compiling trellis-runner v0.1.6
[INFO] [stderr]    Compiling time v0.3.44
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling rand_distr v0.4.3
[INFO] [stderr]    Compiling argmin-math v0.4.0
[INFO] [stderr]    Compiling argmin v0.10.0
[INFO] [stderr]    Compiling nalgebra v0.33.2
[INFO] [stderr]    Compiling slog-term v2.9.2
[INFO] [stderr]    Compiling argmin-observer-slog v0.1.0
[INFO] [stderr]    Compiling matchers v0.2.0
[INFO] [stderr]    Compiling tracing-subscriber v0.3.20
[INFO] [stderr]    Compiling tracing-test v0.2.5
[INFO] [stderr]    Compiling statrs v0.18.0
[INFO] [stderr]    Compiling confi v0.1.4
[INFO] [stderr]    Compiling probabilistic_bisector v0.1.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: impl trait in impl method signature does not match trait method signature
[INFO] [stdout]    --> src/lib.rs:354:29
[INFO] [stdout]     |
[INFO] [stdout] 354 |     fn update(&mut self) -> trellis_runner::ErrorEstimate<Self::Float> {
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: add `#[allow(refining_impl_trait)]` if it is intended for this to be part of the public API of this crate
[INFO] [stdout]     = note: we are soliciting feedback, see issue #121718 <https://github.com/rust-lang/rust/issues/121718> for more information
[INFO] [stdout]     = note: `#[warn(refining_impl_trait_reachable)]` (part of `#[warn(refining_impl_trait)]`) on by default
[INFO] [stdout] help: replace the return type so that it matches the trait
[INFO] [stdout]     |
[INFO] [stdout] 354 -     fn update(&mut self) -> trellis_runner::ErrorEstimate<Self::Float> {
[INFO] [stdout] 354 +     fn update(&mut self) -> impl Into<Option<UpdateData<<Self as UserState>::Float>>> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: impl trait in impl method signature does not match trait method signature
[INFO] [stdout]    --> src/lib.rs:354:29
[INFO] [stdout]     |
[INFO] [stdout] 354 |     fn update(&mut self) -> trellis_runner::ErrorEstimate<Self::Float> {
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: add `#[allow(refining_impl_trait)]` if it is intended for this to be part of the public API of this crate
[INFO] [stdout]     = note: we are soliciting feedback, see issue #121718 <https://github.com/rust-lang/rust/issues/121718> for more information
[INFO] [stdout]     = note: `#[warn(refining_impl_trait_reachable)]` (part of `#[warn(refining_impl_trait)]`) on by default
[INFO] [stdout] help: replace the return type so that it matches the trait
[INFO] [stdout]     |
[INFO] [stdout] 354 -     fn update(&mut self) -> trellis_runner::ErrorEstimate<Self::Float> {
[INFO] [stdout] 354 +     fn update(&mut self) -> impl Into<Option<UpdateData<<Self as UserState>::Float>>> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 24.82s
[INFO] running `Command { std: "docker" "inspect" "3b09bf8b9963a6635097d01759169863fc8f5d7590ef67915dd9c4aeb7ca807f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b09bf8b9963a6635097d01759169863fc8f5d7590ef67915dd9c4aeb7ca807f", kill_on_drop: false }`
[INFO] [stdout] 3b09bf8b9963a6635097d01759169863fc8f5d7590ef67915dd9c4aeb7ca807f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6782d63456f04b3965f295d0d161a11f3f154594c852f56e845df886f0409bfc
[INFO] running `Command { std: "docker" "start" "-a" "6782d63456f04b3965f295d0d161a11f3f154594c852f56e845df886f0409bfc", kill_on_drop: false }`
[INFO] [stderr] warning: impl trait in impl method signature does not match trait method signature
[INFO] [stderr]    --> src/lib.rs:354:29
[INFO] [stderr]     |
[INFO] [stderr] 354 |     fn update(&mut self) -> trellis_runner::ErrorEstimate<Self::Float> {
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: add `#[allow(refining_impl_trait)]` if it is intended for this to be part of the public API of this crate
[INFO] [stderr]     = note: we are soliciting feedback, see issue #121718 <https://github.com/rust-lang/rust/issues/121718> for more information
[INFO] [stderr]     = note: `#[warn(refining_impl_trait_reachable)]` (part of `#[warn(refining_impl_trait)]`) on by default
[INFO] [stderr] help: replace the return type so that it matches the trait
[INFO] [stderr]     |
[INFO] [stderr] 354 -     fn update(&mut self) -> trellis_runner::ErrorEstimate<Self::Float> {
[INFO] [stderr] 354 +     fn update(&mut self) -> impl Into<Option<UpdateData<<Self as UserState>::Float>>> {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: `probabilistic_bisector` (lib) generated 1 warning
[INFO] [stderr] warning: `probabilistic_bisector` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.20s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/probabilistic_bisector-141dd4122322550f)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test distribution::tests::distribution_has_correct_median_with_no_bisections ... ok
[INFO] [stdout] test distribution::tests::distribution_median_is_roughly_consistent_with_inverse_cdf ... ok
[INFO] [stdout] test distribution::tests::distribution_rejects_insertion_of_point_outside_domain ... ok
[INFO] [stdout] test tests::scaler_with_log_negative_domain_reconstructs ... ok
[INFO] [stdout] test tests::scaler_with_log_positive_domain_reconstructs ... ok
[INFO] [stdout] test distribution::tests::distribution_rejects_reinsertion_of_point ... ok
[INFO] [stdout] test tests::scaler_with_domain_spanning_origin_reconstructs ... ok
[INFO] [stdout] test tests::scaler_with_negative_domain_reconstructs ... ok
[INFO] [stdout] test tests::scaler_with_positive_domain_reconstructs ... ok
[INFO] [stdout] test distribution::tests::distribution_pdf_is_consistent_with_stored_values ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/brent.rs (/opt/rustwide/target/debug/deps/brent-7b1959895d2e9ffd)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr] Nov 13 21:36:52.955 INFO BrentRoot
[INFO] [stderr] Nov 13 21:36:52.957 INFO iter: 0, cost: 1.1520000000000001, best_cost: 1.1520000000000001, cost_count: 3, time: 0.00000632
[INFO] [stderr] Nov 13 21:36:52.957 INFO iter: 1, cost: 1.17476859655375, best_cost: 1.1520000000000001, cost_count: 4, time: 0.00000281
[INFO] [stderr] Nov 13 21:36:52.957 INFO iter: 2, cost: 0.9801910462999516, best_cost: 0.9801910462999516, cost_count: 5, time: 0.00000204
[INFO] [stderr] Nov 13 21:36:52.957 INFO iter: 3, cost: 0.5438960404434009, best_cost: 0.5438960404434009, cost_count: 6, time: 0.0000023
[INFO] [stderr] Nov 13 21:36:52.957 INFO iter: 4, cost: 0.12121838441864112, best_cost: 0.12121838441864112, cost_count: 7, time: 0.00000198
[INFO] [stderr] Nov 13 21:36:52.957 INFO iter: 5, cost: 0.007130863410244115, best_cost: 0.007130863410244115, cost_count: 8, time: 0.00000236
[INFO] [stderr] Nov 13 21:36:52.957 INFO iter: 6, cost: 0.00022762917646236295, best_cost: 0.00022762917646236295, cost_count: 9, time: 0.0000022
[INFO] [stderr] Nov 13 21:36:52.957 INFO iter: 7, cost: 0.0000004045771894633239, best_cost: 0.0000004045771894633239, cost_count: 10, time: 0.00000208
[INFO] [stderr] Nov 13 21:36:52.957 INFO iter: 8, cost: 0.00000000000007105427357601128, best_cost: 0.00000000000007105427357601128, cost_count: 11, time: 0.00000212
[INFO] [stderr] Nov 13 21:36:52.957 INFO iter: 9, cost: 0.000000000019934276451650265, best_cost: 0.00000000000007105427357601128, cost_count: 12, time: 0.00000256
[INFO] [stderr] Nov 13 21:36:52.957 INFO iter: 10, cost: 0.00000000000007105427357601128, best_cost: 0.00000000000007105427357601128, cost_count: 12, time: 0.00000157
[INFO] [stdout] test brent_comparison ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- brent_comparison stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'brent_comparison' (35) panicked at tests/brent.rs:68:38:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: TrellisError { cause: User(OverlappingSamples(CombinedConfidenceInterval { interval: ConfidenceInterval { range: -3.0000542856447323..=-3.0000517026475624, confidence_level: ConfidenceLevel(0.99) }, seq: SequentialConfidenceInterval(ConfidenceInterval { range: -3.0000542858940293..=-2.999465700216173, confidence_level: ConfidenceLevel(0.99) }) })), result: None }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x6215b694baf2 - std::backtrace_rs::backtrace::libunwind::trace::h9ea1e07ac77a25d7
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x6215b694baf2 - std::backtrace_rs::backtrace::trace_unsynchronized::h72b75eb83b53d15a
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x6215b694baf2 - std::sys::backtrace::_print_fmt::h255777b7ec902439
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x6215b694baf2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h8a1ac49fcd7ee8ce
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x6215b695d90f - core::fmt::rt::Argument::fmt::h635cbf3c6754cc90
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x6215b695d90f - core::fmt::write::hbdcc0ec4f1bab1db
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/fmt/mod.rs:1469:25
[INFO] [stdout]    6:     0x6215b6916483 - std::io::default_write_fmt::h2580ece0d4b58e51
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x6215b6916483 - std::io::Write::write_fmt::hac9e42858f273b87
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x6215b6922542 - std::sys::backtrace::BacktraceLock::print::h052febbd86f7bf07
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x6215b6927f6f - std::panicking::default_hook::{{closure}}::h66aeee20dd470abb
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x6215b6927e01 - std::panicking::default_hook::h9d66b9642014ce48
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:325:9
[INFO] [stdout]   11:     0x6215b67d697e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h8c698701e444e564
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/alloc/src/boxed.rs:2099:9
[INFO] [stdout]   12:     0x6215b67d697e - test::test_main_with_exit_callback::{{closure}}::ha1c98e7b69c4defb
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x6215b692857f - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hc4f222a8a57c637a
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/alloc/src/boxed.rs:2099:9
[INFO] [stdout]   14:     0x6215b692857f - std::panicking::panic_with_hook::h6d5921a1a1fa5a8e
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:842:13
[INFO] [stdout]   15:     0x6215b69283da - std::panicking::panic_handler::{{closure}}::hafeef6f707d43542
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:707:13
[INFO] [stdout]   16:     0x6215b6922679 - std::sys::backtrace::__rust_end_short_backtrace::h08cbc3319a3d0120
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x6215b690a29d - __rustc[ce5c411ff86ab1b2]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:698:5
[INFO] [stdout]   18:     0x6215b69655b0 - core::panicking::panic_fmt::h774fb860369a0f7b
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x6215b6964b36 - core::result::unwrap_failed::h72ee8fcbf1bf8ff9
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/result.rs:1862:5
[INFO] [stdout]   20:     0x6215b679e6ed - core::result::Result<T,E>::unwrap::h7ae40b396e5e0177
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/result.rs:1233:23
[INFO] [stdout]   21:     0x6215b679e6ed - brent::brent_comparison::hf229633f68ec9122
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/brent.rs:68:38
[INFO] [stdout]   22:     0x6215b679e8d7 - brent::brent_comparison::{{closure}}::h470c9e319cea9009
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/brent.rs:41:22
[INFO] [stdout]   23:     0x6215b67905b6 - core::ops::function::FnOnce::call_once::h9b80fd8e044b057e
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x6215b67d67cb - core::ops::function::FnOnce::call_once::h4f6eabe90cccb47d
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x6215b67d67cb - test::__rust_begin_short_backtrace::h94208530f2b4c8c7
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/test/src/lib.rs:663:18
[INFO] [stdout]   26:     0x6215b67ea7dd - test::run_test_in_process::{{closure}}::hbdc6a45a78c46404
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/test/src/lib.rs:686:74
[INFO] [stdout]   27:     0x6215b67ea7dd - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h7f9d8efc7eedd165
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   28:     0x6215b67ea7dd - std::panicking::catch_unwind::do_call::he5edbaf126c13b99
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:590:40
[INFO] [stdout]   29:     0x6215b67ea7dd - std::panicking::catch_unwind::h3d6a8652eceeabce
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:553:19
[INFO] [stdout]   30:     0x6215b67ea7dd - std::panic::catch_unwind::hbef0c501dd7bb498
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x6215b67ea7dd - test::run_test_in_process::h400008a46a5006a0
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/test/src/lib.rs:686:27
[INFO] [stdout]   32:     0x6215b67ea7dd - test::run_test::{{closure}}::h9a131655b31d9427
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/test/src/lib.rs:607:43
[INFO] [stdout]   33:     0x6215b67c3d24 - test::run_test::{{closure}}::he4a7177c216308c0
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/test/src/lib.rs:637:41
[INFO] [stdout]   34:     0x6215b67c3d24 - std::sys::backtrace::__rust_begin_short_backtrace::hd3980e9c55d6c539
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   35:     0x6215b67c765a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h18552df67c7aa9b8
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/thread/mod.rs:562:17
[INFO] [stdout]   36:     0x6215b67c765a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h3d7b285234641a08
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   37:     0x6215b67c765a - std::panicking::catch_unwind::do_call::h5a2b5cf36528a5b2
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:590:40
[INFO] [stdout]   38:     0x6215b67c765a - std::panicking::catch_unwind::h7e8b531bbda77d20
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:553:19
[INFO] [stdout]   39:     0x6215b67c765a - std::panic::catch_unwind::hf9bbb2040b4f1e6c
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x6215b67c765a - std::thread::Builder::spawn_unchecked_::{{closure}}::h600f92cf68549574
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/thread/mod.rs:560:30
[INFO] [stdout]   41:     0x6215b67c765a - core::ops::function::FnOnce::call_once{{vtable.shim}}::hb6607307df8a1847
[INFO] [stderr] error: test failed, to rerun pass `--test brent`
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x6215b691da7f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h6891ad53a5ed6f52
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/alloc/src/boxed.rs:2085:9
[INFO] [stdout]   43:     0x6215b691da7f - std::sys::thread::unix::Thread::new::thread_start::h7f3e77fa86df70af
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/sys/thread/unix.rs:124:17
[INFO] [stdout]   44:     0x7fd79df55aa4 - <unknown>
[INFO] [stdout]   45:     0x7fd79dfe2a64 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     brent_comparison
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.12s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6782d63456f04b3965f295d0d161a11f3f154594c852f56e845df886f0409bfc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6782d63456f04b3965f295d0d161a11f3f154594c852f56e845df886f0409bfc", kill_on_drop: false }`
[INFO] [stdout] 6782d63456f04b3965f295d0d161a11f3f154594c852f56e845df886f0409bfc
