[INFO] crate fann 0.1.7 is already in cache
[INFO] checking fann-0.1.7 against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393
[INFO] extracting crate fann 0.1.7 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate fann 0.1.7 on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate fann 0.1.7
[INFO] finished tweaking crates.io crate fann 0.1.7
[INFO] tweaked toml for crates.io crate fann 0.1.7 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 68266f01e414703640e74dfdcdac3f7069067b8a6da4804d22bc22d53d01e0d0
[INFO] running `"docker" "start" "-a" "68266f01e414703640e74dfdcdac3f7069067b8a6da4804d22bc22d53d01e0d0"`
[INFO] [stderr]     Checking fann-sys v0.1.7
[INFO] [stderr]     Checking fann v0.1.7 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/error.rs:94:9
[INFO] [stderr]    |
[INFO] [stderr] 94 |         try!(self.error_type.fmt(f));
[INFO] [stderr]    |         ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/error.rs:95:9
[INFO] [stderr]    |
[INFO] [stderr] 95 |         try!(": ".fmt(f));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/error.rs:150:9
[INFO] [stderr]     |
[INFO] [stderr] 150 |         try!(FannError::check_no_error(errdat));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/train_data.rs:39:24
[INFO] [stderr]    |
[INFO] [stderr] 39 |         let filename = try!(to_filename(path));
[INFO] [stderr]    |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/train_data.rs:42:13
[INFO] [stderr]    |
[INFO] [stderr] 42 |             try!(FannError::check_no_error(raw as *mut fann_error));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/train_data.rs:84:13
[INFO] [stderr]    |
[INFO] [stderr] 84 |             try!(FannError::check_no_error(raw as *mut fann_error));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/train_data.rs:91:24
[INFO] [stderr]    |
[INFO] [stderr] 91 |         let filename = try!(to_filename(path));
[INFO] [stderr]    |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/train_data.rs:94:13
[INFO] [stderr]    |
[INFO] [stderr] 94 |             try!(FannError::check_no_error(self.raw as *mut fann_error));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/train_data.rs:110:13
[INFO] [stderr]     |
[INFO] [stderr] 110 |             try!(FannError::check_no_error(raw as *mut fann_error));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/train_data.rs:120:13
[INFO] [stderr]     |
[INFO] [stderr] 120 |             try!(FannError::check_no_error(raw as *mut fann_error));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/train_data.rs:145:13
[INFO] [stderr]     |
[INFO] [stderr] 145 |             try!(FannError::check_no_error(fann.raw as *mut fann_error));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/train_data.rs:155:13
[INFO] [stderr]     |
[INFO] [stderr] 155 |             try!(FannError::check_no_error(fann.raw as *mut fann_error));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:280:28
[INFO] [stderr]     |
[INFO] [stderr] 280 |             let raw_data = try!(self.get_data()).get_raw();
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:317:9
[INFO] [stderr]     |
[INFO] [stderr] 317 |         try!(FannError::check_no_error(raw as *mut fann_error));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:380:24
[INFO] [stderr]     |
[INFO] [stderr] 380 |         let filename = try!(to_filename(path));
[INFO] [stderr]     |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:389:24
[INFO] [stderr]     |
[INFO] [stderr] 389 |         let filename = try!(to_filename(path));
[INFO] [stderr]     |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:485:13
[INFO] [stderr]     |
[INFO] [stderr] 485 |             try!(self.check_input_size(input));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:486:13
[INFO] [stderr]     |
[INFO] [stderr] 486 |             try!(self.check_output_size(desired_output));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:488:13
[INFO] [stderr]     |
[INFO] [stderr] 488 |             try!(FannError::check_no_error(self.raw as *mut fann_error));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:513:13
[INFO] [stderr]     |
[INFO] [stderr] 513 |             try!(FannError::check_no_error(self.raw as *mut fann_error));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:527:9
[INFO] [stderr]     |
[INFO] [stderr] 527 |         try!(self.check_input_size(input));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:528:9
[INFO] [stderr]     |
[INFO] [stderr] 528 |         try!(self.check_output_size(desired_output));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:533:13
[INFO] [stderr]     |
[INFO] [stderr] 533 |             try!(FannError::check_no_error(self.raw as *mut fann_error));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:544:13
[INFO] [stderr]     |
[INFO] [stderr] 544 |             try!(FannError::check_no_error(self.raw as *mut fann_error));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:571:9
[INFO] [stderr]     |
[INFO] [stderr] 571 |         try!(self.check_input_size(input));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:576:13
[INFO] [stderr]     |
[INFO] [stderr] 576 |             try!(FannError::check_no_error(self.raw as *mut fann_error));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:673:18
[INFO] [stderr]     |
[INFO] [stderr] 673 |         unsafe { try!(FannError::check_no_error(self.raw as *mut fann_error)) };
[INFO] [stderr]     |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/train_data.rs:11:26
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub type TrainCallback = Fn(c_uint) -> (Vec<fann_type>, Vec<fann_type>);
[INFO] [stderr]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(c_uint) -> (Vec<fann_type>, Vec<fann_type>)`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:165:26
[INFO] [stderr]     |
[INFO] [stderr] 165 |     callback: Option<&'a Fn(&Fann, &TrainData, c_uint) -> CallbackResult>,
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Fann, &TrainData, c_uint) -> CallbackResult`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:207:23
[INFO] [stderr]     |
[INFO] [stderr] 207 |         callback: &'a Fn(&Fann, &TrainData, c_uint) -> CallbackResult,
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Fann, &TrainData, c_uint) -> CallbackResult`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/error.rs:94:9
[INFO] [stderr]    |
[INFO] [stderr] 94 |         try!(self.error_type.fmt(f));
[INFO] [stderr]    |         ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/error.rs:95:9
[INFO] [stderr]    |
[INFO] [stderr] 95 |         try!(": ".fmt(f));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/error.rs:150:9
[INFO] [stderr]     |
[INFO] [stderr] 150 |         try!(FannError::check_no_error(errdat));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/train_data.rs:39:24
[INFO] [stderr]    |
[INFO] [stderr] 39 |         let filename = try!(to_filename(path));
[INFO] [stderr]    |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/train_data.rs:42:13
[INFO] [stderr]    |
[INFO] [stderr] 42 |             try!(FannError::check_no_error(raw as *mut fann_error));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/train_data.rs:84:13
[INFO] [stderr]    |
[INFO] [stderr] 84 |             try!(FannError::check_no_error(raw as *mut fann_error));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/train_data.rs:91:24
[INFO] [stderr]    |
[INFO] [stderr] 91 |         let filename = try!(to_filename(path));
[INFO] [stderr]    |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/train_data.rs:94:13
[INFO] [stderr]    |
[INFO] [stderr] 94 |             try!(FannError::check_no_error(self.raw as *mut fann_error));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/train_data.rs:110:13
[INFO] [stderr]     |
[INFO] [stderr] 110 |             try!(FannError::check_no_error(raw as *mut fann_error));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/train_data.rs:120:13
[INFO] [stderr]     |
[INFO] [stderr] 120 |             try!(FannError::check_no_error(raw as *mut fann_error));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/train_data.rs:145:13
[INFO] [stderr]     |
[INFO] [stderr] 145 |             try!(FannError::check_no_error(fann.raw as *mut fann_error));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/train_data.rs:155:13
[INFO] [stderr]     |
[INFO] [stderr] 155 |             try!(FannError::check_no_error(fann.raw as *mut fann_error));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:280:28
[INFO] [stderr]     |
[INFO] [stderr] 280 |             let raw_data = try!(self.get_data()).get_raw();
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:317:9
[INFO] [stderr]     |
[INFO] [stderr] 317 |         try!(FannError::check_no_error(raw as *mut fann_error));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:380:24
[INFO] [stderr]     |
[INFO] [stderr] 380 |         let filename = try!(to_filename(path));
[INFO] [stderr]     |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:389:24
[INFO] [stderr]     |
[INFO] [stderr] 389 |         let filename = try!(to_filename(path));
[INFO] [stderr]     |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:485:13
[INFO] [stderr]     |
[INFO] [stderr] 485 |             try!(self.check_input_size(input));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:486:13
[INFO] [stderr]     |
[INFO] [stderr] 486 |             try!(self.check_output_size(desired_output));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:488:13
[INFO] [stderr]     |
[INFO] [stderr] 488 |             try!(FannError::check_no_error(self.raw as *mut fann_error));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:513:13
[INFO] [stderr]     |
[INFO] [stderr] 513 |             try!(FannError::check_no_error(self.raw as *mut fann_error));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:527:9
[INFO] [stderr]     |
[INFO] [stderr] 527 |         try!(self.check_input_size(input));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:528:9
[INFO] [stderr]     |
[INFO] [stderr] 528 |         try!(self.check_output_size(desired_output));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:533:13
[INFO] [stderr]     |
[INFO] [stderr] 533 |             try!(FannError::check_no_error(self.raw as *mut fann_error));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:544:13
[INFO] [stderr]     |
[INFO] [stderr] 544 |             try!(FannError::check_no_error(self.raw as *mut fann_error));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:571:9
[INFO] [stderr]     |
[INFO] [stderr] 571 |         try!(self.check_input_size(input));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:576:13
[INFO] [stderr]     |
[INFO] [stderr] 576 |             try!(FannError::check_no_error(self.raw as *mut fann_error));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:673:18
[INFO] [stderr]     |
[INFO] [stderr] 673 |         unsafe { try!(FannError::check_no_error(self.raw as *mut fann_error)) };
[INFO] [stderr]     |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/train_data.rs:11:26
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub type TrainCallback = Fn(c_uint) -> (Vec<fann_type>, Vec<fann_type>);
[INFO] [stderr]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(c_uint) -> (Vec<fann_type>, Vec<fann_type>)`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:165:26
[INFO] [stderr]     |
[INFO] [stderr] 165 |     callback: Option<&'a Fn(&Fann, &TrainData, c_uint) -> CallbackResult>,
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Fann, &TrainData, c_uint) -> CallbackResult`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:207:23
[INFO] [stderr]     |
[INFO] [stderr] 207 |         callback: &'a Fn(&Fann, &TrainData, c_uint) -> CallbackResult,
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Fann, &TrainData, c_uint) -> CallbackResult`
[INFO] [stderr] 
[INFO] [stderr] warning: 30 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 30 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.15s
[INFO] running `"docker" "inspect" "68266f01e414703640e74dfdcdac3f7069067b8a6da4804d22bc22d53d01e0d0"`
[INFO] running `"docker" "rm" "-f" "68266f01e414703640e74dfdcdac3f7069067b8a6da4804d22bc22d53d01e0d0"`
[INFO] [stdout] 68266f01e414703640e74dfdcdac3f7069067b8a6da4804d22bc22d53d01e0d0