[INFO] fetching crate neural_lib 0.1.12...
[INFO] testing neural_lib-0.1.12 against nightly-2024-10-28 for randomize-layout
[INFO] extracting crate neural_lib 0.1.12 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate neural_lib 0.1.12 on toolchain nightly-2024-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate neural_lib 0.1.12
[INFO] finished tweaking crates.io crate neural_lib 0.1.12
[INFO] tweaked toml for crates.io crate neural_lib 0.1.12 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-2024-10-28" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 09181ea5da7e3da7822d00de1b702ead9c90d5442b1d7228d8acdc665a26cd1a
[INFO] running `Command { std: "docker" "start" "-a" "09181ea5da7e3da7822d00de1b702ead9c90d5442b1d7228d8acdc665a26cd1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "09181ea5da7e3da7822d00de1b702ead9c90d5442b1d7228d8acdc665a26cd1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09181ea5da7e3da7822d00de1b702ead9c90d5442b1d7228d8acdc665a26cd1a", kill_on_drop: false }`
[INFO] [stdout] 09181ea5da7e3da7822d00de1b702ead9c90d5442b1d7228d8acdc665a26cd1a
[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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4749489e3d195ed4b6c6ed6a0bed216ec303c0e60bf3ebaddf32721fcca78b4a
[INFO] running `Command { std: "docker" "start" "-a" "4749489e3d195ed4b6c6ed6a0bed216ec303c0e60bf3ebaddf32721fcca78b4a", kill_on_drop: false }`
[INFO] [stderr]    Compiling neural_lib v0.1.12 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Read`
[INFO] [stdout]    --> src/lib.rs:207:27
[INFO] [stdout]     |
[INFO] [stdout] 207 | use std::{fs, io::{Error, Read, Write}};
[INFO] [stdout]     |                           ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Class` is never used
[INFO] [stdout]    --> src/lib.rs:202:6
[INFO] [stdout]     |
[INFO] [stdout] 202 | enum Class{
[INFO] [stdout]     |      ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:174:17
[INFO] [stdout]     |
[INFO] [stdout] 174 |                 f.write_all("Schematic Neural Network\n".as_bytes());
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 174 |                 let _ = f.write_all("Schematic Neural Network\n".as_bytes());
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:176:21
[INFO] [stdout]     |
[INFO] [stdout] 176 |                     f.write_all(format!("HiddenLayer :{}\n",id).as_bytes());
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 176 |                     let _ = f.write_all(format!("HiddenLayer :{}\n",id).as_bytes());
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:178:41
[INFO] [stdout]     |
[INFO] [stdout] 178 |                         Activate::Sig=>{f.write_all("Sigmoid fn\n".as_bytes());}
[INFO] [stdout]     |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 178 |                         Activate::Sig=>{let _ = f.write_all("Sigmoid fn\n".as_bytes());}
[INFO] [stdout]     |                                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:179:41
[INFO] [stdout]     |
[INFO] [stdout] 179 |                         Activate::Rel=>{f.write_all("ReLu fn\n".as_bytes());}
[INFO] [stdout]     |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 179 |                         Activate::Rel=>{let _ = f.write_all("ReLu fn\n".as_bytes());}
[INFO] [stdout]     |                                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:180:41
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         Activate::Tan=>{f.write_all("Tangente fn\n".as_bytes());}
[INFO] [stdout]     |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         Activate::Tan=>{let _ = f.write_all("Tangente fn\n".as_bytes());}
[INFO] [stdout]     |                                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:183:25
[INFO] [stdout]     |
[INFO] [stdout] 183 |                         f.write_all(format!("[{}:{}] ",n.weight,n.bias).as_bytes());
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 183 |                         let _ = f.write_all(format!("[{}:{}] ",n.weight,n.bias).as_bytes());
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:185:21
[INFO] [stdout]     |
[INFO] [stdout] 185 |                     f.write_all("\n".as_bytes());
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 185 |                     let _ = f.write_all("\n".as_bytes());
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:187:17
[INFO] [stdout]     |
[INFO] [stdout] 187 |                 f.write_all(format!("OutputLayer\n").as_bytes());
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 187 |                 let _ = f.write_all(format!("OutputLayer\n").as_bytes());
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:189:21
[INFO] [stdout]     |
[INFO] [stdout] 189 |                     f.write_all(format!("[{}:{}] ",n.weight,n.bias).as_bytes());
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 189 |                     let _ = f.write_all(format!("[{}:{}] ",n.weight,n.bias).as_bytes());
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:191:17
[INFO] [stdout]     |
[INFO] [stdout] 191 |                 f.write_all("\n".as_bytes());
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 191 |                 let _ = f.write_all("\n".as_bytes());
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] running `Command { std: "docker" "inspect" "4749489e3d195ed4b6c6ed6a0bed216ec303c0e60bf3ebaddf32721fcca78b4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4749489e3d195ed4b6c6ed6a0bed216ec303c0e60bf3ebaddf32721fcca78b4a", kill_on_drop: false }`
[INFO] [stdout] 4749489e3d195ed4b6c6ed6a0bed216ec303c0e60bf3ebaddf32721fcca78b4a
[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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4333e0bd7e96cf23e64f1d8adb2fbffd355f6f54246a593f92d3ff3d78779243
[INFO] running `Command { std: "docker" "start" "-a" "4333e0bd7e96cf23e64f1d8adb2fbffd355f6f54246a593f92d3ff3d78779243", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `Read`
[INFO] [stdout]    --> src/lib.rs:207:27
[INFO] [stdout]     |
[INFO] [stdout] 207 | use std::{fs, io::{Error, Read, Write}};
[INFO] [stdout]     |                           ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Class` is never used
[INFO] [stdout]    --> src/lib.rs:202:6
[INFO] [stdout]     |
[INFO] [stdout] 202 | enum Class{
[INFO] [stdout]     |      ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:174:17
[INFO] [stdout]     |
[INFO] [stdout] 174 |                 f.write_all("Schematic Neural Network\n".as_bytes());
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 174 |                 let _ = f.write_all("Schematic Neural Network\n".as_bytes());
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:176:21
[INFO] [stdout]     |
[INFO] [stdout] 176 |                     f.write_all(format!("HiddenLayer :{}\n",id).as_bytes());
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 176 |                     let _ = f.write_all(format!("HiddenLayer :{}\n",id).as_bytes());
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:178:41
[INFO] [stdout]     |
[INFO] [stdout] 178 |                         Activate::Sig=>{f.write_all("Sigmoid fn\n".as_bytes());}
[INFO] [stdout]     |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 178 |                         Activate::Sig=>{let _ = f.write_all("Sigmoid fn\n".as_bytes());}
[INFO] [stdout]     |                                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:179:41
[INFO] [stdout]     |
[INFO] [stdout] 179 |                         Activate::Rel=>{f.write_all("ReLu fn\n".as_bytes());}
[INFO] [stdout]     |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 179 |                         Activate::Rel=>{let _ = f.write_all("ReLu fn\n".as_bytes());}
[INFO] [stdout]     |                                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:180:41
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         Activate::Tan=>{f.write_all("Tangente fn\n".as_bytes());}
[INFO] [stdout]     |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         Activate::Tan=>{let _ = f.write_all("Tangente fn\n".as_bytes());}
[INFO] [stdout]     |                                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:183:25
[INFO] [stdout]     |
[INFO] [stdout] 183 |                         f.write_all(format!("[{}:{}] ",n.weight,n.bias).as_bytes());
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 183 |                         let _ = f.write_all(format!("[{}:{}] ",n.weight,n.bias).as_bytes());
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling neural_lib v0.1.12 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:185:21
[INFO] [stdout]     |
[INFO] [stdout] 185 |                     f.write_all("\n".as_bytes());
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 185 |                     let _ = f.write_all("\n".as_bytes());
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:187:17
[INFO] [stdout]     |
[INFO] [stdout] 187 |                 f.write_all(format!("OutputLayer\n").as_bytes());
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 187 |                 let _ = f.write_all(format!("OutputLayer\n").as_bytes());
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:189:21
[INFO] [stdout]     |
[INFO] [stdout] 189 |                     f.write_all(format!("[{}:{}] ",n.weight,n.bias).as_bytes());
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 189 |                     let _ = f.write_all(format!("[{}:{}] ",n.weight,n.bias).as_bytes());
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:191:17
[INFO] [stdout]     |
[INFO] [stdout] 191 |                 f.write_all("\n".as_bytes());
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 191 |                 let _ = f.write_all("\n".as_bytes());
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Read`
[INFO] [stdout]    --> src/lib.rs:207:27
[INFO] [stdout]     |
[INFO] [stdout] 207 | use std::{fs, io::{Error, Read, Write}};
[INFO] [stdout]     |                           ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Class` is never used
[INFO] [stdout]    --> src/lib.rs:202:6
[INFO] [stdout]     |
[INFO] [stdout] 202 | enum Class{
[INFO] [stdout]     |      ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:174:17
[INFO] [stdout]     |
[INFO] [stdout] 174 |                 f.write_all("Schematic Neural Network\n".as_bytes());
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 174 |                 let _ = f.write_all("Schematic Neural Network\n".as_bytes());
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:176:21
[INFO] [stdout]     |
[INFO] [stdout] 176 |                     f.write_all(format!("HiddenLayer :{}\n",id).as_bytes());
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 176 |                     let _ = f.write_all(format!("HiddenLayer :{}\n",id).as_bytes());
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:178:41
[INFO] [stdout]     |
[INFO] [stdout] 178 |                         Activate::Sig=>{f.write_all("Sigmoid fn\n".as_bytes());}
[INFO] [stdout]     |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 178 |                         Activate::Sig=>{let _ = f.write_all("Sigmoid fn\n".as_bytes());}
[INFO] [stdout]     |                                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:179:41
[INFO] [stdout]     |
[INFO] [stdout] 179 |                         Activate::Rel=>{f.write_all("ReLu fn\n".as_bytes());}
[INFO] [stdout]     |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 179 |                         Activate::Rel=>{let _ = f.write_all("ReLu fn\n".as_bytes());}
[INFO] [stdout]     |                                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:180:41
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         Activate::Tan=>{f.write_all("Tangente fn\n".as_bytes());}
[INFO] [stdout]     |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         Activate::Tan=>{let _ = f.write_all("Tangente fn\n".as_bytes());}
[INFO] [stdout]     |                                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:183:25
[INFO] [stdout]     |
[INFO] [stdout] 183 |                         f.write_all(format!("[{}:{}] ",n.weight,n.bias).as_bytes());
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 183 |                         let _ = f.write_all(format!("[{}:{}] ",n.weight,n.bias).as_bytes());
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:185:21
[INFO] [stdout]     |
[INFO] [stdout] 185 |                     f.write_all("\n".as_bytes());
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 185 |                     let _ = f.write_all("\n".as_bytes());
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:187:17
[INFO] [stdout]     |
[INFO] [stdout] 187 |                 f.write_all(format!("OutputLayer\n").as_bytes());
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 187 |                 let _ = f.write_all(format!("OutputLayer\n").as_bytes());
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:189:21
[INFO] [stdout]     |
[INFO] [stdout] 189 |                     f.write_all(format!("[{}:{}] ",n.weight,n.bias).as_bytes());
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 189 |                     let _ = f.write_all(format!("[{}:{}] ",n.weight,n.bias).as_bytes());
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:191:17
[INFO] [stdout]     |
[INFO] [stdout] 191 |                 f.write_all("\n".as_bytes());
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 191 |                 let _ = f.write_all("\n".as_bytes());
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: LC_ALL="C" PATH="/opt/rustwide/rustup-home/toolchains/nightly-2024-10-28-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/bin:/opt/rustwide/rustup-home/toolchains/nightly-2024-10-28-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/bin/self-contained:/opt/rustwide/cargo-home/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin" VSLANG="1033" "cc" "-m64" "/tmp/rustcPoGdl4/symbols.o" "/opt/rustwide/target/debug/deps/neural_lib-2974940a720efc44.neural_lib.9f7629eddf594b22-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/neural_lib-2974940a720efc44.c0jiyicvh5zqp4jrvglppaom4.rcgu.o" "-Wl,--as-needed" "-Wl,-Bstatic" "/opt/rustwide/rustup-home/toolchains/nightly-2024-10-28-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libtest-a09fad3b5321e7d6.rlib" "/opt/rustwide/rustup-home/toolchains/nightly-2024-10-28-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgetopts-f9c3dff41ad42661.rlib" "/opt/rustwide/rustup-home/toolchains/nightly-2024-10-28-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunicode_width-ad2aef31af6addd3.rlib" "/opt/rustwide/rustup-home/toolchains/nightly-2024-10-28-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_std-e3f907dc03deb913.rlib" "/opt/rustwide/rustup-home/toolchains/nightly-2024-10-28-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-fb8c387236db3c10.rlib" "/opt/rustwide/rustup-home/toolchains/nightly-2024-10-28-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-b251837809b2f64b.rlib" "/opt/rustwide/rustup-home/toolchains/nightly-2024-10-28-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-cbef83eaa4e01f04.rlib" "/opt/rustwide/rustup-home/toolchains/nightly-2024-10-28-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libmemchr-12a772286de2fca7.rlib" "/opt/rustwide/rustup-home/toolchains/nightly-2024-10-28-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-023bbe5ada7abfc3.rlib" "/opt/rustwide/rustup-home/toolchains/nightly-2024-10-28-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-de2bcdf10ec69c2b.rlib" "/opt/rustwide/rustup-home/toolchains/nightly-2024-10-28-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-8e1754df350800fd.rlib" "/opt/rustwide/rustup-home/toolchains/nightly-2024-10-28-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-06c2ab7b9c32e037.rlib" "/opt/rustwide/rustup-home/toolchains/nightly-2024-10-28-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-51d2621fc57a281b.rlib" "/opt/rustwide/rustup-home/toolchains/nightly-2024-10-28-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-54a930408793772f.rlib" "/opt/rustwide/rustup-home/toolchains/nightly-2024-10-28-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-0c7d01cba400dcb2.rlib" "/opt/rustwide/rustup-home/toolchains/nightly-2024-10-28-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-b9f84d69e331b75b.rlib" "/opt/rustwide/rustup-home/toolchains/nightly-2024-10-28-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-eec95493246aae39.rlib" "/opt/rustwide/rustup-home/toolchains/nightly-2024-10-28-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-6f6676c475e08ab0.rlib" "/opt/rustwide/rustup-home/toolchains/nightly-2024-10-28-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-799d520624f8b2e0.rlib" "/opt/rustwide/rustup-home/toolchains/nightly-2024-10-28-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-fcf93d4842acd9a9.rlib" "/opt/rustwide/rustup-home/toolchains/nightly-2024-10-28-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-395a38b8e0851c9b.rlib" "/opt/rustwide/rustup-home/toolchains/nightly-2024-10-28-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-d453bab70303062c.rlib" "/opt/rustwide/rustup-home/toolchains/nightly-2024-10-28-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-0e6386368b0a24e8.rlib" "-Wl,-Bdynamic" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-B/opt/rustwide/rustup-home/toolchains/nightly-2024-10-28-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/bin/gcc-ld" "-fuse-ld=lld" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/nightly-2024-10-28-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/neural_lib-2974940a720efc44" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs"
[INFO] [stdout]   = note: rust-lld: error: undefined symbol: main
[INFO] [stdout]           >>> referenced by /usr/lib/gcc/x86_64-linux-gnu/11/../../../x86_64-linux-gnu/Scrt1.o:(_start)
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `neural_lib` (lib test) due to 1 previous error; 12 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "4333e0bd7e96cf23e64f1d8adb2fbffd355f6f54246a593f92d3ff3d78779243", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4333e0bd7e96cf23e64f1d8adb2fbffd355f6f54246a593f92d3ff3d78779243", kill_on_drop: false }`
[INFO] [stdout] 4333e0bd7e96cf23e64f1d8adb2fbffd355f6f54246a593f92d3ff3d78779243
