[INFO] fetching crate hyperopt 0.0.17...
[INFO] testing hyperopt-0.0.17 against master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759
[INFO] extracting crate hyperopt 0.0.17 into /workspace/builds/worker-4-tc2/source
[INFO] removed /workspace/builds/worker-4-tc2/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate hyperopt 0.0.17
[INFO] finished tweaking crates.io crate hyperopt 0.0.17
[INFO] tweaked toml for crates.io crate hyperopt 0.0.17 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate hyperopt 0.0.17 on toolchain 733b47ea4b1b86216f14ef56e49440c33933f230
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 5 packages to latest compatible versions
[INFO] [stderr]       Adding ordered-float v4.6.0 (available: v5.1.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b475c51515240449bb11b3ca2d741100f04996e221938faf42e761dcbf613022
[INFO] running `Command { std: "docker" "start" "-a" "b475c51515240449bb11b3ca2d741100f04996e221938faf42e761dcbf613022", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b475c51515240449bb11b3ca2d741100f04996e221938faf42e761dcbf613022", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b475c51515240449bb11b3ca2d741100f04996e221938faf42e761dcbf613022", kill_on_drop: false }`
[INFO] [stdout] b475c51515240449bb11b3ca2d741100f04996e221938faf42e761dcbf613022
[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 -Copt-level=3" "-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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c05ec2f934477a5b6ef544489e04ea9f8bd3802229b4871cbe0600152e7196c6
[INFO] running `Command { std: "docker" "start" "-a" "c05ec2f934477a5b6ef544489e04ea9f8bd3802229b4871cbe0600152e7196c6", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]    Compiling fastrand v2.3.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling hyperopt v0.0.17 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused macro definition: `impl_for_ordered_float`
[INFO] [stdout]   --> src/traits/constants.rs:29:14
[INFO] [stdout]    |
[INFO] [stdout] 29 | macro_rules! impl_for_ordered_float {
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/optimizer/trial.rs:54:28
[INFO] [stdout]    |
[INFO] [stdout] 54 |     pub fn iter_parameters(&self) -> Copied<Iter<P>>
[INFO] [stdout]    |                            ^^^^^            ------- the lifetime gets resolved as `'_`
[INFO] [stdout]    |                            |
[INFO] [stdout]    |                            this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 54 |     pub fn iter_parameters(&self) -> Copied<Iter<'_, P>>
[INFO] [stdout]    |                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.21s
[INFO] running `Command { std: "docker" "inspect" "c05ec2f934477a5b6ef544489e04ea9f8bd3802229b4871cbe0600152e7196c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c05ec2f934477a5b6ef544489e04ea9f8bd3802229b4871cbe0600152e7196c6", kill_on_drop: false }`
[INFO] [stdout] c05ec2f934477a5b6ef544489e04ea9f8bd3802229b4871cbe0600152e7196c6
[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 -Copt-level=3" "-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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d32eb55184f6940196e0fdbf4d80e78c3be651e60e7940f7765c4b68ea086fe9
[INFO] running `Command { std: "docker" "start" "-a" "d32eb55184f6940196e0fdbf4d80e78c3be651e60e7940f7765c4b68ea086fe9", kill_on_drop: false }`
[INFO] [stderr]    Compiling approx v0.5.1
[INFO] [stdout] warning: unused macro definition: `impl_for_ordered_float`
[INFO] [stdout]   --> src/traits/constants.rs:29:14
[INFO] [stdout]    |
[INFO] [stdout] 29 | macro_rules! impl_for_ordered_float {
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/optimizer/trial.rs:54:28
[INFO] [stdout]    |
[INFO] [stdout] 54 |     pub fn iter_parameters(&self) -> Copied<Iter<P>>
[INFO] [stdout]    |                            ^^^^^            ------- the lifetime gets resolved as `'_`
[INFO] [stdout]    |                            |
[INFO] [stdout]    |                            this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 54 |     pub fn iter_parameters(&self) -> Copied<Iter<'_, P>>
[INFO] [stdout]    |                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling hyperopt v0.0.17 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused macro definition: `impl_for_ordered_float`
[INFO] [stdout]   --> src/traits/constants.rs:29:14
[INFO] [stdout]    |
[INFO] [stdout] 29 | macro_rules! impl_for_ordered_float {
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/optimizer/trial.rs:54:28
[INFO] [stdout]    |
[INFO] [stdout] 54 |     pub fn iter_parameters(&self) -> Copied<Iter<P>>
[INFO] [stdout]    |                            ^^^^^            ------- the lifetime gets resolved as `'_`
[INFO] [stdout]    |                            |
[INFO] [stdout]    |                            this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 54 |     pub fn iter_parameters(&self) -> Copied<Iter<'_, P>>
[INFO] [stdout]    |                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.25s
[INFO] running `Command { std: "docker" "inspect" "d32eb55184f6940196e0fdbf4d80e78c3be651e60e7940f7765c4b68ea086fe9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d32eb55184f6940196e0fdbf4d80e78c3be651e60e7940f7765c4b68ea086fe9", kill_on_drop: false }`
[INFO] [stdout] d32eb55184f6940196e0fdbf4d80e78c3be651e60e7940f7765c4b68ea086fe9
[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 -Copt-level=3" "-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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d954c5da863abbfc78e8d12a0d950c23a042bec15974dda0e7c2a6ae204c2775
[INFO] running `Command { std: "docker" "start" "-a" "d954c5da863abbfc78e8d12a0d950c23a042bec15974dda0e7c2a6ae204c2775", kill_on_drop: false }`
[INFO] [stderr] warning: unused macro definition: `impl_for_ordered_float`
[INFO] [stderr]   --> src/traits/constants.rs:29:14
[INFO] [stderr]    |
[INFO] [stderr] 29 | macro_rules! impl_for_ordered_float {
[INFO] [stderr]    |              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stderr]   --> src/optimizer/trial.rs:54:28
[INFO] [stderr]    |
[INFO] [stderr] 54 |     pub fn iter_parameters(&self) -> Copied<Iter<P>>
[INFO] [stderr]    |                            ^^^^^            ------- the lifetime gets resolved as `'_`
[INFO] [stderr]    |                            |
[INFO] [stderr]    |                            this lifetime flows to the output
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stderr]    |
[INFO] [stderr] 54 |     pub fn iter_parameters(&self) -> Copied<Iter<'_, P>>
[INFO] [stderr]    |                                                  +++
[INFO] [stderr] 
[INFO] [stderr] warning: `hyperopt` (lib) generated 2 warnings
[INFO] [stderr] warning: `hyperopt` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/hyperopt-12ff814fd90b3193)
[INFO] [stdout] 
[INFO] [stdout] running 19 tests
[INFO] [stdout] test iter::tests::triples_from_two_ok ... ok
[INFO] [stdout] test kde::tests::sample_single_component_ok ... ok
[INFO] [stdout] test kernel::continuous::epanechnikov::tests::density_inside_ok ... ok
[INFO] [stdout] test iter::tests::triples_from_empty_ok ... ok
[INFO] [stdout] test kernel::continuous::epanechnikov::tests::density_outside_ok ... ok
[INFO] [stdout] test kernel::continuous::epanechnikov::tests::min_2_ok ... ok
[INFO] [stdout] test kernel::continuous::gaussian::tests::density_ok ... ok
[INFO] [stdout] test kernel::discrete::binomial::tests::new_ok ... ok
[INFO] [stdout] test kernel::discrete::binomial::tests::pmf_corner_cases ... ok
[INFO] [stdout] test kernel::discrete::binomial::tests::pmf_ok ... ok
[INFO] [stdout] test kernel::discrete::binomial::tests::std_ok ... ok
[INFO] [stdout] test optimizer::trial::tests::ordering_ok ... ok
[INFO] [stdout] test optimizer::trial::tests::trials_ok ... ok
[INFO] [stdout] test iter::tests::range_step_from_ok ... ok
[INFO] [stdout] test iter::tests::triples_from_one_ok ... ok
[INFO] [stdout] test kernel::discrete::binomial::tests::inverse_cdf_ok ... ok
[INFO] [stdout] test iter::tests::range_inclusive_ok ... ok
[INFO] [stdout] test iter::tests::triples_from_three_ok ... ok
[INFO] [stdout] test kernel::discrete::binomial::tests::new_bandwidth_overflow ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests hyperopt
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 16) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 54) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 16) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `ordered_float`
[INFO] [stdout]  --> src/lib.rs:22:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use ordered_float::NotNan;
[INFO] [stdout]   |     ^^^^^^^^^^^^^ use of unresolved module or unlinked crate `ordered_float`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `ordered_float`, use `cargo add ordered_float` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 54) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `ordered_float`
[INFO] [stdout]  --> src/lib.rs:57:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use ordered_float::OrderedFloat;
[INFO] [stdout]   |     ^^^^^^^^^^^^^ use of unresolved module or unlinked crate `ordered_float`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `ordered_float`, use `cargo add ordered_float` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 16)
[INFO] [stdout]     src/lib.rs - (line 54)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.16s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "d954c5da863abbfc78e8d12a0d950c23a042bec15974dda0e7c2a6ae204c2775", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d954c5da863abbfc78e8d12a0d950c23a042bec15974dda0e7c2a6ae204c2775", kill_on_drop: false }`
[INFO] [stdout] d954c5da863abbfc78e8d12a0d950c23a042bec15974dda0e7c2a6ae204c2775
