[INFO] cloning repository https://github.com/PNZeml/rust_playground [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/PNZeml/rust_playground" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPNZeml%2Frust_playground", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPNZeml%2Frust_playground'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 68a4525fc9b0c79f4fdf75ad5554bd677933a9c3 [INFO] testing PNZeml/rust_playground against beta-2022-02-22 for beta-1.60-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPNZeml%2Frust_playground" "/workspace/builds/worker-35/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-35/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/PNZeml/rust_playground on toolchain beta-2022-02-22 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/PNZeml/rust_playground [INFO] finished tweaking git repo https://github.com/PNZeml/rust_playground [INFO] tweaked toml for git repo https://github.com/PNZeml/rust_playground written to /workspace/builds/worker-35/source/Cargo.toml [INFO] crate git repo https://github.com/PNZeml/rust_playground already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c207f6f61a4a1fa4b64b732eb0aa3a8eda48ca5b54cac3c6fe66eca419509225 [INFO] running `Command { std: "docker" "start" "-a" "c207f6f61a4a1fa4b64b732eb0aa3a8eda48ca5b54cac3c6fe66eca419509225", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c207f6f61a4a1fa4b64b732eb0aa3a8eda48ca5b54cac3c6fe66eca419509225", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c207f6f61a4a1fa4b64b732eb0aa3a8eda48ca5b54cac3c6fe66eca419509225", kill_on_drop: false }` [INFO] [stdout] c207f6f61a4a1fa4b64b732eb0aa3a8eda48ca5b54cac3c6fe66eca419509225 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 649a6b8fe893ba267b3ebac4a05f9a5715d771cf01b181421d974e53ff94270b [INFO] running `Command { std: "docker" "start" "-a" "649a6b8fe893ba267b3ebac4a05f9a5715d771cf01b181421d974e53ff94270b", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling num-traits v0.2.6 [INFO] [stderr] Compiling libc v0.2.45 [INFO] [stderr] Compiling arrayvec v0.4.10 [INFO] [stderr] Compiling cfg-if v0.1.6 [INFO] [stderr] Compiling nodrop v0.1.13 [INFO] [stderr] Compiling lazy_static v1.2.0 [INFO] [stderr] Compiling proc-macro2 v0.4.24 [INFO] [stderr] Compiling scopeguard v0.3.3 [INFO] [stderr] Compiling memoffset v0.2.1 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling rand_core v0.3.0 [INFO] [stderr] Compiling num-integer v0.1.39 [INFO] [stderr] Compiling rayon-core v1.4.1 [INFO] [stderr] Compiling byteorder v1.2.7 [INFO] [stderr] Compiling num-iter v0.1.37 [INFO] [stderr] Compiling adler32 v1.0.3 [INFO] [stderr] Compiling num-derive v0.2.3 [INFO] [stderr] Compiling rayon v1.0.3 [INFO] [stderr] Compiling num-rational v0.2.1 [INFO] [stderr] Compiling either v1.5.0 [INFO] [stderr] Compiling lzw v0.10.0 [INFO] [stderr] Compiling bitflags v1.0.4 [INFO] [stderr] Compiling color_quant v1.0.1 [INFO] [stderr] Compiling scoped_threadpool v0.1.9 [INFO] [stderr] Compiling glob v0.2.11 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling rand_xorshift v0.1.0 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling deflate v0.7.19 [INFO] [stderr] Compiling inflate v0.4.4 [INFO] [stderr] Compiling gif v0.10.1 [INFO] [stderr] Compiling colored v1.6.1 [INFO] [stderr] Compiling crossbeam-utils v0.2.2 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling crossbeam-epoch v0.3.1 [INFO] [stderr] Compiling num_cpus v1.9.0 [INFO] [stderr] Compiling quote v0.6.10 [INFO] [stderr] Compiling crossbeam-deque v0.2.0 [INFO] [stderr] Compiling syn v0.15.23 [INFO] [stderr] Compiling rand_chacha v0.1.0 [INFO] [stderr] Compiling rand_pcg v0.1.1 [INFO] [stderr] Compiling rand v0.6.1 [INFO] [stderr] Compiling png v0.12.0 [INFO] [stderr] Compiling jpeg-decoder v0.1.15 [INFO] [stderr] Compiling tiff v0.2.1 [INFO] [stderr] Compiling image v0.20.1 [INFO] [stderr] Compiling simple_hebbian_rs v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:91:21 [INFO] [stdout] | [INFO] [stdout] 91 | let mut n = rng.gen_range(0, DATA_SETS); [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/model/input.rs:18:12 [INFO] [stdout] | [INFO] [stdout] 18 | pub fn new(name: &str, signals: &[i128], class: ImageClass) -> Option { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `print` [INFO] [stdout] --> src/model/weight.rs:70:12 [INFO] [stdout] | [INFO] [stdout] 70 | pub fn print(self) { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `One` [INFO] [stdout] --> src/model/image_class.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | One, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] note: `ImageClass` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/model/image_class.rs:4:10 [INFO] [stdout] | [INFO] [stdout] 4 | #[derive(Clone)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Two` [INFO] [stdout] --> src/model/image_class.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | Two, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] note: `ImageClass` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/model/image_class.rs:4:10 [INFO] [stdout] | [INFO] [stdout] 4 | #[derive(Clone)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Three` [INFO] [stdout] --> src/model/image_class.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | Three, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `ImageClass` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/model/image_class.rs:4:10 [INFO] [stdout] | [INFO] [stdout] 4 | #[derive(Clone)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:56:9 [INFO] [stdout] | [INFO] [stdout] 56 | create_directory(&new_folder_path); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:104:13 [INFO] [stdout] | [INFO] [stdout] 104 | weights[i].to_file(&path_to_weight); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 46s [INFO] running `Command { std: "docker" "inspect" "649a6b8fe893ba267b3ebac4a05f9a5715d771cf01b181421d974e53ff94270b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "649a6b8fe893ba267b3ebac4a05f9a5715d771cf01b181421d974e53ff94270b", kill_on_drop: false }` [INFO] [stdout] 649a6b8fe893ba267b3ebac4a05f9a5715d771cf01b181421d974e53ff94270b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9c2a6833c05979ae94b2cf065ea988500ca7a3bc42bdc2cf9ab5b8b890f67fb9 [INFO] running `Command { std: "docker" "start" "-a" "9c2a6833c05979ae94b2cf065ea988500ca7a3bc42bdc2cf9ab5b8b890f67fb9", kill_on_drop: false }` [INFO] [stderr] Compiling simple_hebbian_rs v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:91:21 [INFO] [stdout] | [INFO] [stdout] 91 | let mut n = rng.gen_range(0, DATA_SETS); [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/model/input.rs:18:12 [INFO] [stdout] | [INFO] [stdout] 18 | pub fn new(name: &str, signals: &[i128], class: ImageClass) -> Option { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `print` [INFO] [stdout] --> src/model/weight.rs:70:12 [INFO] [stdout] | [INFO] [stdout] 70 | pub fn print(self) { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `One` [INFO] [stdout] --> src/model/image_class.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | One, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] note: `ImageClass` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/model/image_class.rs:4:10 [INFO] [stdout] | [INFO] [stdout] 4 | #[derive(Clone)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Two` [INFO] [stdout] --> src/model/image_class.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | Two, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] note: `ImageClass` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/model/image_class.rs:4:10 [INFO] [stdout] | [INFO] [stdout] 4 | #[derive(Clone)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Three` [INFO] [stdout] --> src/model/image_class.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | Three, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `ImageClass` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/model/image_class.rs:4:10 [INFO] [stdout] | [INFO] [stdout] 4 | #[derive(Clone)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:56:9 [INFO] [stdout] | [INFO] [stdout] 56 | create_directory(&new_folder_path); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:104:13 [INFO] [stdout] | [INFO] [stdout] 104 | weights[i].to_file(&path_to_weight); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.57s [INFO] running `Command { std: "docker" "inspect" "9c2a6833c05979ae94b2cf065ea988500ca7a3bc42bdc2cf9ab5b8b890f67fb9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9c2a6833c05979ae94b2cf065ea988500ca7a3bc42bdc2cf9ab5b8b890f67fb9", kill_on_drop: false }` [INFO] [stdout] 9c2a6833c05979ae94b2cf065ea988500ca7a3bc42bdc2cf9ab5b8b890f67fb9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] f61f260ba383012fd14ea3be76eb936b12c762d52ec9b4494b2f4eed7ea2095e [INFO] running `Command { std: "docker" "start" "-a" "f61f260ba383012fd14ea3be76eb936b12c762d52ec9b4494b2f4eed7ea2095e", kill_on_drop: false }` [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stdout] [INFO] [stderr] --> src/main.rs:91:21 [INFO] [stdout] running 0 tests [INFO] [stderr] | [INFO] [stdout] [INFO] [stderr] 91 | let mut n = rng.gen_range(0, DATA_SETS); [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] | ----^ [INFO] [stdout] [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `new` [INFO] [stderr] --> src/model/input.rs:18:12 [INFO] [stderr] | [INFO] [stderr] 18 | pub fn new(name: &str, signals: &[i128], class: ImageClass) -> Option { [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `print` [INFO] [stderr] --> src/model/weight.rs:70:12 [INFO] [stderr] | [INFO] [stderr] 70 | pub fn print(self) { [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `One` [INFO] [stderr] --> src/model/image_class.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | One, [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] note: `ImageClass` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stderr] --> src/model/image_class.rs:4:10 [INFO] [stderr] | [INFO] [stderr] 4 | #[derive(Clone)] [INFO] [stderr] | ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Two` [INFO] [stderr] --> src/model/image_class.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | Two, [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] note: `ImageClass` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stderr] --> src/model/image_class.rs:4:10 [INFO] [stderr] | [INFO] [stderr] 4 | #[derive(Clone)] [INFO] [stderr] | ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Three` [INFO] [stderr] --> src/model/image_class.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | Three, [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] note: `ImageClass` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stderr] --> src/model/image_class.rs:4:10 [INFO] [stderr] | [INFO] [stderr] 4 | #[derive(Clone)] [INFO] [stderr] | ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/main.rs:56:9 [INFO] [stderr] | [INFO] [stderr] 56 | create_directory(&new_folder_path); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/main.rs:104:13 [INFO] [stderr] | [INFO] [stderr] 104 | weights[i].to_file(&path_to_weight); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: `simple_hebbian_rs` (bin "simple_hebbian_rs" test) generated 8 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.08s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/simple_hebbian_rs-df63588270a404e3) [INFO] running `Command { std: "docker" "inspect" "f61f260ba383012fd14ea3be76eb936b12c762d52ec9b4494b2f4eed7ea2095e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f61f260ba383012fd14ea3be76eb936b12c762d52ec9b4494b2f4eed7ea2095e", kill_on_drop: false }` [INFO] [stdout] f61f260ba383012fd14ea3be76eb936b12c762d52ec9b4494b2f4eed7ea2095e