[INFO] crate fann 0.1.7 is already in cache
[INFO] testing fann-0.1.7 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate fann 0.1.7 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate fann 0.1.7 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 21f7257fff54b15ab93e1f50c11a11ce112dc027b0be3c0cbb8a7d2483777f95
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "21f7257fff54b15ab93e1f50c11a11ce112dc027b0be3c0cbb8a7d2483777f95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "21f7257fff54b15ab93e1f50c11a11ce112dc027b0be3c0cbb8a7d2483777f95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21f7257fff54b15ab93e1f50c11a11ce112dc027b0be3c0cbb8a7d2483777f95", kill_on_drop: false }`
[INFO] [stdout] 21f7257fff54b15ab93e1f50c11a11ce112dc027b0be3c0cbb8a7d2483777f95
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e32409eb861f443b5081e3481217aa6e96222bffa35a09664a4240e05872c3ac
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e32409eb861f443b5081e3481217aa6e96222bffa35a09664a4240e05872c3ac", kill_on_drop: false }`
[INFO] [stderr]    Compiling fann-sys v0.1.7
[INFO] [stderr]    Compiling fann v0.1.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/error.rs:94:9
[INFO] [stdout]    |
[INFO] [stdout] 94 |         try!(self.error_type.fmt(f));
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/error.rs:95:9
[INFO] [stdout]    |
[INFO] [stdout] 95 |         try!(": ".fmt(f));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/error.rs:150:9
[INFO] [stdout]     |
[INFO] [stdout] 150 |         try!(FannError::check_no_error(errdat));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/train_data.rs:39:24
[INFO] [stdout]    |
[INFO] [stdout] 39 |         let filename = try!(to_filename(path));
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/train_data.rs:42:13
[INFO] [stdout]    |
[INFO] [stdout] 42 |             try!(FannError::check_no_error(raw as *mut fann_error));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/train_data.rs:84:13
[INFO] [stdout]    |
[INFO] [stdout] 84 |             try!(FannError::check_no_error(raw as *mut fann_error));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/train_data.rs:91:24
[INFO] [stdout]    |
[INFO] [stdout] 91 |         let filename = try!(to_filename(path));
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/train_data.rs:94:13
[INFO] [stdout]    |
[INFO] [stdout] 94 |             try!(FannError::check_no_error(self.raw as *mut fann_error));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/train_data.rs:110:13
[INFO] [stdout]     |
[INFO] [stdout] 110 |             try!(FannError::check_no_error(raw as *mut fann_error));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/train_data.rs:120:13
[INFO] [stdout]     |
[INFO] [stdout] 120 |             try!(FannError::check_no_error(raw as *mut fann_error));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/train_data.rs:145:13
[INFO] [stdout]     |
[INFO] [stdout] 145 |             try!(FannError::check_no_error(fann.raw as *mut fann_error));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/train_data.rs:155:13
[INFO] [stdout]     |
[INFO] [stdout] 155 |             try!(FannError::check_no_error(fann.raw as *mut fann_error));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:280:28
[INFO] [stdout]     |
[INFO] [stdout] 280 |             let raw_data = try!(self.get_data()).get_raw();
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:317:9
[INFO] [stdout]     |
[INFO] [stdout] 317 |         try!(FannError::check_no_error(raw as *mut fann_error));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:380:24
[INFO] [stdout]     |
[INFO] [stdout] 380 |         let filename = try!(to_filename(path));
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:389:24
[INFO] [stdout]     |
[INFO] [stdout] 389 |         let filename = try!(to_filename(path));
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:485:13
[INFO] [stdout]     |
[INFO] [stdout] 485 |             try!(self.check_input_size(input));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:486:13
[INFO] [stdout]     |
[INFO] [stdout] 486 |             try!(self.check_output_size(desired_output));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:488:13
[INFO] [stdout]     |
[INFO] [stdout] 488 |             try!(FannError::check_no_error(self.raw as *mut fann_error));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:513:13
[INFO] [stdout]     |
[INFO] [stdout] 513 |             try!(FannError::check_no_error(self.raw as *mut fann_error));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:527:9
[INFO] [stdout]     |
[INFO] [stdout] 527 |         try!(self.check_input_size(input));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:528:9
[INFO] [stdout]     |
[INFO] [stdout] 528 |         try!(self.check_output_size(desired_output));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:533:13
[INFO] [stdout]     |
[INFO] [stdout] 533 |             try!(FannError::check_no_error(self.raw as *mut fann_error));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:544:13
[INFO] [stdout]     |
[INFO] [stdout] 544 |             try!(FannError::check_no_error(self.raw as *mut fann_error));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:571:9
[INFO] [stdout]     |
[INFO] [stdout] 571 |         try!(self.check_input_size(input));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:576:13
[INFO] [stdout]     |
[INFO] [stdout] 576 |             try!(FannError::check_no_error(self.raw as *mut fann_error));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:673:18
[INFO] [stdout]     |
[INFO] [stdout] 673 |         unsafe { try!(FannError::check_no_error(self.raw as *mut fann_error)) };
[INFO] [stdout]     |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/train_data.rs:11:26
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub type TrainCallback = Fn(c_uint) -> (Vec<fann_type>, Vec<fann_type>);
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(c_uint) -> (Vec<fann_type>, Vec<fann_type>)`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:165:26
[INFO] [stdout]     |
[INFO] [stdout] 165 |     callback: Option<&'a Fn(&Fann, &TrainData, c_uint) -> CallbackResult>,
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Fann, &TrainData, c_uint) -> CallbackResult`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:207:23
[INFO] [stdout]     |
[INFO] [stdout] 207 |         callback: &'a Fn(&Fann, &TrainData, c_uint) -> CallbackResult,
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Fann, &TrainData, c_uint) -> CallbackResult`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 30 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.48s
[INFO] running `Command { std: "docker" "inspect" "e32409eb861f443b5081e3481217aa6e96222bffa35a09664a4240e05872c3ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e32409eb861f443b5081e3481217aa6e96222bffa35a09664a4240e05872c3ac", kill_on_drop: false }`
[INFO] [stdout] e32409eb861f443b5081e3481217aa6e96222bffa35a09664a4240e05872c3ac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b2589cff03cb1aa311493b66d257fea8170a3c5c2b9aeb61907f8c8da468d004
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b2589cff03cb1aa311493b66d257fea8170a3c5c2b9aeb61907f8c8da468d004", kill_on_drop: false }`
[INFO] [stderr]    Compiling fann v0.1.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/error.rs:94:9
[INFO] [stdout]    |
[INFO] [stdout] 94 |         try!(self.error_type.fmt(f));
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/error.rs:95:9
[INFO] [stdout]    |
[INFO] [stdout] 95 |         try!(": ".fmt(f));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/error.rs:150:9
[INFO] [stdout]     |
[INFO] [stdout] 150 |         try!(FannError::check_no_error(errdat));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/train_data.rs:39:24
[INFO] [stdout]    |
[INFO] [stdout] 39 |         let filename = try!(to_filename(path));
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/train_data.rs:42:13
[INFO] [stdout]    |
[INFO] [stdout] 42 |             try!(FannError::check_no_error(raw as *mut fann_error));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/train_data.rs:84:13
[INFO] [stdout]    |
[INFO] [stdout] 84 |             try!(FannError::check_no_error(raw as *mut fann_error));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/train_data.rs:91:24
[INFO] [stdout]    |
[INFO] [stdout] 91 |         let filename = try!(to_filename(path));
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/train_data.rs:94:13
[INFO] [stdout]    |
[INFO] [stdout] 94 |             try!(FannError::check_no_error(self.raw as *mut fann_error));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/train_data.rs:110:13
[INFO] [stdout]     |
[INFO] [stdout] 110 |             try!(FannError::check_no_error(raw as *mut fann_error));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/train_data.rs:120:13
[INFO] [stdout]     |
[INFO] [stdout] 120 |             try!(FannError::check_no_error(raw as *mut fann_error));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/train_data.rs:145:13
[INFO] [stdout]     |
[INFO] [stdout] 145 |             try!(FannError::check_no_error(fann.raw as *mut fann_error));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/train_data.rs:155:13
[INFO] [stdout]     |
[INFO] [stdout] 155 |             try!(FannError::check_no_error(fann.raw as *mut fann_error));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:280:28
[INFO] [stdout]     |
[INFO] [stdout] 280 |             let raw_data = try!(self.get_data()).get_raw();
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:317:9
[INFO] [stdout]     |
[INFO] [stdout] 317 |         try!(FannError::check_no_error(raw as *mut fann_error));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:380:24
[INFO] [stdout]     |
[INFO] [stdout] 380 |         let filename = try!(to_filename(path));
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:389:24
[INFO] [stdout]     |
[INFO] [stdout] 389 |         let filename = try!(to_filename(path));
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:485:13
[INFO] [stdout]     |
[INFO] [stdout] 485 |             try!(self.check_input_size(input));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:486:13
[INFO] [stdout]     |
[INFO] [stdout] 486 |             try!(self.check_output_size(desired_output));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:488:13
[INFO] [stdout]     |
[INFO] [stdout] 488 |             try!(FannError::check_no_error(self.raw as *mut fann_error));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:513:13
[INFO] [stdout]     |
[INFO] [stdout] 513 |             try!(FannError::check_no_error(self.raw as *mut fann_error));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:527:9
[INFO] [stdout]     |
[INFO] [stdout] 527 |         try!(self.check_input_size(input));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:528:9
[INFO] [stdout]     |
[INFO] [stdout] 528 |         try!(self.check_output_size(desired_output));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:533:13
[INFO] [stdout]     |
[INFO] [stdout] 533 |             try!(FannError::check_no_error(self.raw as *mut fann_error));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:544:13
[INFO] [stdout]     |
[INFO] [stdout] 544 |             try!(FannError::check_no_error(self.raw as *mut fann_error));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:571:9
[INFO] [stdout]     |
[INFO] [stdout] 571 |         try!(self.check_input_size(input));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:576:13
[INFO] [stdout]     |
[INFO] [stdout] 576 |             try!(FannError::check_no_error(self.raw as *mut fann_error));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:673:18
[INFO] [stdout]     |
[INFO] [stdout] 673 |         unsafe { try!(FannError::check_no_error(self.raw as *mut fann_error)) };
[INFO] [stdout]     |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/train_data.rs:11:26
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub type TrainCallback = Fn(c_uint) -> (Vec<fann_type>, Vec<fann_type>);
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(c_uint) -> (Vec<fann_type>, Vec<fann_type>)`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:165:26
[INFO] [stdout]     |
[INFO] [stdout] 165 |     callback: Option<&'a Fn(&Fann, &TrainData, c_uint) -> CallbackResult>,
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Fann, &TrainData, c_uint) -> CallbackResult`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:207:23
[INFO] [stdout]     |
[INFO] [stdout] 207 |         callback: &'a Fn(&Fann, &TrainData, c_uint) -> CallbackResult,
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Fann, &TrainData, c_uint) -> CallbackResult`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 30 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/error.rs:94:9
[INFO] [stdout]    |
[INFO] [stdout] 94 |         try!(self.error_type.fmt(f));
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/error.rs:95:9
[INFO] [stdout]    |
[INFO] [stdout] 95 |         try!(": ".fmt(f));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/error.rs:150:9
[INFO] [stdout]     |
[INFO] [stdout] 150 |         try!(FannError::check_no_error(errdat));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/train_data.rs:39:24
[INFO] [stdout]    |
[INFO] [stdout] 39 |         let filename = try!(to_filename(path));
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/train_data.rs:42:13
[INFO] [stdout]    |
[INFO] [stdout] 42 |             try!(FannError::check_no_error(raw as *mut fann_error));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/train_data.rs:84:13
[INFO] [stdout]    |
[INFO] [stdout] 84 |             try!(FannError::check_no_error(raw as *mut fann_error));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/train_data.rs:91:24
[INFO] [stdout]    |
[INFO] [stdout] 91 |         let filename = try!(to_filename(path));
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/train_data.rs:94:13
[INFO] [stdout]    |
[INFO] [stdout] 94 |             try!(FannError::check_no_error(self.raw as *mut fann_error));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/train_data.rs:110:13
[INFO] [stdout]     |
[INFO] [stdout] 110 |             try!(FannError::check_no_error(raw as *mut fann_error));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/train_data.rs:120:13
[INFO] [stdout]     |
[INFO] [stdout] 120 |             try!(FannError::check_no_error(raw as *mut fann_error));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/train_data.rs:145:13
[INFO] [stdout]     |
[INFO] [stdout] 145 |             try!(FannError::check_no_error(fann.raw as *mut fann_error));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/train_data.rs:155:13
[INFO] [stdout]     |
[INFO] [stdout] 155 |             try!(FannError::check_no_error(fann.raw as *mut fann_error));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:280:28
[INFO] [stdout]     |
[INFO] [stdout] 280 |             let raw_data = try!(self.get_data()).get_raw();
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:317:9
[INFO] [stdout]     |
[INFO] [stdout] 317 |         try!(FannError::check_no_error(raw as *mut fann_error));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:380:24
[INFO] [stdout]     |
[INFO] [stdout] 380 |         let filename = try!(to_filename(path));
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:389:24
[INFO] [stdout]     |
[INFO] [stdout] 389 |         let filename = try!(to_filename(path));
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:485:13
[INFO] [stdout]     |
[INFO] [stdout] 485 |             try!(self.check_input_size(input));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:486:13
[INFO] [stdout]     |
[INFO] [stdout] 486 |             try!(self.check_output_size(desired_output));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:488:13
[INFO] [stdout]     |
[INFO] [stdout] 488 |             try!(FannError::check_no_error(self.raw as *mut fann_error));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:513:13
[INFO] [stdout]     |
[INFO] [stdout] 513 |             try!(FannError::check_no_error(self.raw as *mut fann_error));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:527:9
[INFO] [stdout]     |
[INFO] [stdout] 527 |         try!(self.check_input_size(input));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:528:9
[INFO] [stdout]     |
[INFO] [stdout] 528 |         try!(self.check_output_size(desired_output));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:533:13
[INFO] [stdout]     |
[INFO] [stdout] 533 |             try!(FannError::check_no_error(self.raw as *mut fann_error));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:544:13
[INFO] [stdout]     |
[INFO] [stdout] 544 |             try!(FannError::check_no_error(self.raw as *mut fann_error));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:571:9
[INFO] [stdout]     |
[INFO] [stdout] 571 |         try!(self.check_input_size(input));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:576:13
[INFO] [stdout]     |
[INFO] [stdout] 576 |             try!(FannError::check_no_error(self.raw as *mut fann_error));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:673:18
[INFO] [stdout]     |
[INFO] [stdout] 673 |         unsafe { try!(FannError::check_no_error(self.raw as *mut fann_error)) };
[INFO] [stdout]     |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/train_data.rs:11:26
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub type TrainCallback = Fn(c_uint) -> (Vec<fann_type>, Vec<fann_type>);
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(c_uint) -> (Vec<fann_type>, Vec<fann_type>)`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:165:26
[INFO] [stdout]     |
[INFO] [stdout] 165 |     callback: Option<&'a Fn(&Fann, &TrainData, c_uint) -> CallbackResult>,
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Fann, &TrainData, c_uint) -> CallbackResult`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:207:23
[INFO] [stdout]     |
[INFO] [stdout] 207 |         callback: &'a Fn(&Fann, &TrainData, c_uint) -> CallbackResult,
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Fann, &TrainData, c_uint) -> CallbackResult`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit code: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: "cc" "-Wl,--as-needed" "-Wl,-z,noexecstack" "-m64" "-Wl,--eh-frame-hdr" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/fann-42b6f87ee7fceecf.fann.15qtuupx-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/fann-42b6f87ee7fceecf.fann.15qtuupx-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/fann-42b6f87ee7fceecf.fann.15qtuupx-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/fann-42b6f87ee7fceecf.fann.15qtuupx-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/fann-42b6f87ee7fceecf.fann.15qtuupx-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/fann-42b6f87ee7fceecf.fann.15qtuupx-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/fann-42b6f87ee7fceecf.fann.15qtuupx-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/fann-42b6f87ee7fceecf.fann.15qtuupx-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/fann-42b6f87ee7fceecf.fann.15qtuupx-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/fann-42b6f87ee7fceecf.fann.15qtuupx-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/fann-42b6f87ee7fceecf.fann.15qtuupx-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/fann-42b6f87ee7fceecf.fann.15qtuupx-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/fann-42b6f87ee7fceecf.fann.15qtuupx-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/fann-42b6f87ee7fceecf.fann.15qtuupx-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/fann-42b6f87ee7fceecf.fann.15qtuupx-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/fann-42b6f87ee7fceecf.fann.15qtuupx-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/fann-42b6f87ee7fceecf" "/opt/rustwide/target/debug/deps/fann-42b6f87ee7fceecf.9hx7ylh4ldcz2y2.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libtest-12320b97c89568cd.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libterm-700356192fffd298.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgetopts-b7642fe67be89b55.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunicode_width-5281c8ee01ffdf7b.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_std-a4e3948fb2172e36.rlib" "/opt/rustwide/target/debug/deps/libfann_sys-27d953ebe980c559.rlib" "/opt/rustwide/target/debug/deps/liblibc-1da13201d615d981.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-d66e0ceb8eaec9b8.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-9717ec0599b569a0.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-04369de9ba916647.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-997d622c2e4dbe5c.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace-0359c4288a5ef89f.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace_sys-1b25ede22d698ab3.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-37940b486a68e488.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-06b77c27e794c7c6.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-4d07e02a8df36da1.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-fb29e0695c0a0f79.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-e16188b4cf97e8bb.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-5eb391c8dabdee77.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-b0689b528b222bee.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-ed072ac495e62e7a.rlib" "-Wl,-Bdynamic" "-lfann" "-lutil" "-ldl" "-lutil" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-ldl" "-lutil"
[INFO] [stdout]   = note: /usr/bin/ld: cannot find -lfann
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 30 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `fann`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "b2589cff03cb1aa311493b66d257fea8170a3c5c2b9aeb61907f8c8da468d004", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2589cff03cb1aa311493b66d257fea8170a3c5c2b9aeb61907f8c8da468d004", kill_on_drop: false }`
[INFO] [stdout] b2589cff03cb1aa311493b66d257fea8170a3c5c2b9aeb61907f8c8da468d004