[INFO] fetching crate fann 0.1.7...
[INFO] checking fann-0.1.7 against nightly-2024-02-05 for check-cfg-2
[INFO] extracting crate fann 0.1.7 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate fann 0.1.7 on toolchain nightly-2024-02-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-1-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fann-sys v0.1.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9fa427325beeb8b963e4ffeafb2db885c98fdb14302b711dd33ea7c870f39532
[INFO] running `Command { std: "docker" "start" "-a" "9fa427325beeb8b963e4ffeafb2db885c98fdb14302b711dd33ea7c870f39532", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9fa427325beeb8b963e4ffeafb2db885c98fdb14302b711dd33ea7c870f39532", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9fa427325beeb8b963e4ffeafb2db885c98fdb14302b711dd33ea7c870f39532", kill_on_drop: false }`
[INFO] [stdout] 9fa427325beeb8b963e4ffeafb2db885c98fdb14302b711dd33ea7c870f39532
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 20b9259f67b464372d5a4478cd157ebbb385fb0da4dd8a229603ea8969046692
[INFO] running `Command { std: "docker" "start" "-a" "20b9259f67b464372d5a4478cd157ebbb385fb0da4dd8a229603ea8969046692", kill_on_drop: false }`
[INFO] [stderr]     Checking fann-sys v0.1.8
[INFO] [stderr]     Checking fann v0.1.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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: use of deprecated macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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/lib.rs:165:26
[INFO] [stdout]     |
[INFO] [stdout] 165 |     callback: Option<&'a Fn(&Fann, &TrainData, c_uint) -> CallbackResult>,
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 165 |     callback: Option<&'a dyn Fn(&Fann, &TrainData, c_uint) -> CallbackResult>,
[INFO] [stdout]     |                          +++
[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]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 207 |         callback: &'a dyn Fn(&Fann, &TrainData, c_uint) -> CallbackResult,
[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]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub type TrainCallback = dyn Fn(c_uint) -> (Vec<fann_type>, Vec<fann_type>);
[INFO] [stdout]    |                          +++
[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]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 165 |     callback: Option<&'a dyn Fn(&Fann, &TrainData, c_uint) -> CallbackResult>,
[INFO] [stdout]     |                          +++
[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]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 207 |         callback: &'a dyn Fn(&Fann, &TrainData, c_uint) -> CallbackResult,
[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]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub type TrainCallback = dyn Fn(c_uint) -> (Vec<fann_type>, Vec<fann_type>);
[INFO] [stdout]    |                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 30 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 30 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "20b9259f67b464372d5a4478cd157ebbb385fb0da4dd8a229603ea8969046692", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20b9259f67b464372d5a4478cd157ebbb385fb0da4dd8a229603ea8969046692", kill_on_drop: false }`
[INFO] [stdout] 20b9259f67b464372d5a4478cd157ebbb385fb0da4dd8a229603ea8969046692
[INFO] checking fann-0.1.7 against nightly-2024-02-05+rustflags=-Dunexpected_cfgs+cargoflags=-Zcheck-cfg for check-cfg-2
[INFO] extracting crate fann 0.1.7 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate fann 0.1.7 on toolchain nightly-2024-02-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-1-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 03c6540560392dc341c11563ec608e5312fccfd514569461b7e3dab4680bf4e0
[INFO] running `Command { std: "docker" "start" "-a" "03c6540560392dc341c11563ec608e5312fccfd514569461b7e3dab4680bf4e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "03c6540560392dc341c11563ec608e5312fccfd514569461b7e3dab4680bf4e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03c6540560392dc341c11563ec608e5312fccfd514569461b7e3dab4680bf4e0", kill_on_drop: false }`
[INFO] [stdout] 03c6540560392dc341c11563ec608e5312fccfd514569461b7e3dab4680bf4e0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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 -Dunexpected_cfgs" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "check" "--frozen" "--all" "--all-targets" "--message-format=json" "-Zcheck-cfg", kill_on_drop: false }`
[INFO] [stdout] cdcbf81684bcf0f557527f98b7918caba892a5404c8bbc27bf41c78ed9317dfa
[INFO] running `Command { std: "docker" "start" "-a" "cdcbf81684bcf0f557527f98b7918caba892a5404c8bbc27bf41c78ed9317dfa", kill_on_drop: false }`
[INFO] [stderr]     Checking fann-sys v0.1.8
[INFO] [stderr]     Checking fann v0.1.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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] error: unexpected `cfg` condition value: `cargo-clippy`
[INFO] [stdout]    --> src/lib.rs:277:16
[INFO] [stdout]     |
[INFO] [stdout] 277 |     #[cfg_attr(feature = "cargo-clippy", allow(useless_transmute))]
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `feature` are: `double`
[INFO] [stdout]     = help: consider adding `cargo-clippy` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout]     = note: requested on the command line with `-D unexpected-cfgs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `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] error: unexpected `cfg` condition value: `cargo-clippy`
[INFO] [stdout]    --> src/lib.rs:702:16
[INFO] [stdout]     |
[INFO] [stdout] 702 |     #[cfg_attr(feature = "cargo-clippy", allow(float_cmp))]
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `feature` are: `double`
[INFO] [stdout]     = help: consider adding `cargo-clippy` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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/lib.rs:165:26
[INFO] [stdout]     |
[INFO] [stdout] 165 |     callback: Option<&'a Fn(&Fann, &TrainData, c_uint) -> CallbackResult>,
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 165 |     callback: Option<&'a dyn Fn(&Fann, &TrainData, c_uint) -> CallbackResult>,
[INFO] [stdout]     |                          +++
[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]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 207 |         callback: &'a dyn Fn(&Fann, &TrainData, c_uint) -> CallbackResult,
[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]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub type TrainCallback = dyn Fn(c_uint) -> (Vec<fann_type>, Vec<fann_type>);
[INFO] [stdout]    |                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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] error: unexpected `cfg` condition value: `cargo-clippy`
[INFO] [stdout]    --> src/lib.rs:277:16
[INFO] [stdout]     |
[INFO] [stdout] 277 |     #[cfg_attr(feature = "cargo-clippy", allow(useless_transmute))]
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `feature` are: `double`
[INFO] [stdout]     = help: consider adding `cargo-clippy` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout]     = note: requested on the command line with `-D unexpected-cfgs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `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] error: unexpected `cfg` condition value: `cargo-clippy`
[INFO] [stdout]    --> src/lib.rs:702:16
[INFO] [stdout]     |
[INFO] [stdout] 702 |     #[cfg_attr(feature = "cargo-clippy", allow(float_cmp))]
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `feature` are: `double`
[INFO] [stdout]     = help: consider adding `cargo-clippy` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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/lib.rs:165:26
[INFO] [stdout]     |
[INFO] [stdout] 165 |     callback: Option<&'a Fn(&Fann, &TrainData, c_uint) -> CallbackResult>,
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 165 |     callback: Option<&'a dyn Fn(&Fann, &TrainData, c_uint) -> CallbackResult>,
[INFO] [stdout]     |                          +++
[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]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 207 |         callback: &'a dyn Fn(&Fann, &TrainData, c_uint) -> CallbackResult,
[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]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub type TrainCallback = dyn Fn(c_uint) -> (Vec<fann_type>, Vec<fann_type>);
[INFO] [stdout]    |                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 30 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `fann` (lib test) due to 3 previous errors; 30 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 2 previous errors; 30 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `fann` (lib) due to 3 previous errors; 30 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "cdcbf81684bcf0f557527f98b7918caba892a5404c8bbc27bf41c78ed9317dfa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cdcbf81684bcf0f557527f98b7918caba892a5404c8bbc27bf41c78ed9317dfa", kill_on_drop: false }`
[INFO] [stdout] cdcbf81684bcf0f557527f98b7918caba892a5404c8bbc27bf41c78ed9317dfa
