[INFO] updating cached repository PNZeml/rust_playground
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/PNZeml/rust_playground
[INFO] [stderr] * branch HEAD -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/PNZeml/rust_playground" "work/ex/beta-1.38-1/sources/1.37.0/gh/PNZeml/rust_playground"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/PNZeml/rust_playground'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/PNZeml/rust_playground" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/PNZeml/rust_playground"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/PNZeml/rust_playground'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 68a4525fc9b0c79f4fdf75ad5554bd677933a9c3
[INFO] sha for GitHub repo PNZeml/rust_playground: 68a4525fc9b0c79f4fdf75ad5554bd677933a9c3
[INFO] validating manifest of PNZeml/rust_playground on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of PNZeml/rust_playground on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing PNZeml/rust_playground
[INFO] finished frobbing PNZeml/rust_playground
[INFO] frobbed toml for PNZeml/rust_playground written to work/ex/beta-1.38-1/sources/1.37.0/gh/PNZeml/rust_playground/Cargo.toml
[INFO] started frobbing PNZeml/rust_playground
[INFO] finished frobbing PNZeml/rust_playground
[INFO] frobbed toml for PNZeml/rust_playground written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/PNZeml/rust_playground/Cargo.toml
[INFO] crate PNZeml/rust_playground already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing PNZeml/rust_playground against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/PNZeml/rust_playground:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 427bc114fedcfe8202d5d4cf2994b4a188ec35f2a7f4829c1814398373ded414
[INFO] running `"docker" "start" "-a" "427bc114fedcfe8202d5d4cf2994b4a188ec35f2a7f4829c1814398373ded414"`
[INFO] [stderr] Compiling rayon-core v1.4.1
[INFO] [stderr] Compiling rayon v1.0.3
[INFO] [stderr] Compiling jpeg-decoder v0.1.15
[INFO] [stderr] Compiling image v0.20.1
[INFO] [stderr] Compiling simple_hebbian_rs v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr] --> src/main.rs:91:21
[INFO] [stderr] |
[INFO] [stderr] 91 | let mut n = rng.gen_range(0, DATA_SETS);
[INFO] [stderr] | ----^
[INFO] [stderr] | |
[INFO] [stderr] | help: remove this `mut`
[INFO] [stderr] |
[INFO] [stderr] = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr]
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr] --> src/model/input.rs:18:5
[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: method is never used: `print`
[INFO] [stderr] --> src/model/weight.rs:70:5
[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] 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] 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] warning: unused `std::result::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 `std::result::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] Finished dev [unoptimized + debuginfo] target(s) in 28.84s
[INFO] running `"docker" "inspect" "427bc114fedcfe8202d5d4cf2994b4a188ec35f2a7f4829c1814398373ded414"`
[INFO] running `"docker" "rm" "-f" "427bc114fedcfe8202d5d4cf2994b4a188ec35f2a7f4829c1814398373ded414"`
[INFO] [stdout] 427bc114fedcfe8202d5d4cf2994b4a188ec35f2a7f4829c1814398373ded414
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/PNZeml/rust_playground:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 3380ff06ca19463096ae7b29e6ea25c9f67e17a883aeb044ebc08e53a5d55441
[INFO] running `"docker" "start" "-a" "3380ff06ca19463096ae7b29e6ea25c9f67e17a883aeb044ebc08e53a5d55441"`
[INFO] [stderr] Compiling simple_hebbian_rs v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr] --> src/main.rs:91:21
[INFO] [stderr] |
[INFO] [stderr] 91 | let mut n = rng.gen_range(0, DATA_SETS);
[INFO] [stderr] | ----^
[INFO] [stderr] | |
[INFO] [stderr] | help: remove this `mut`
[INFO] [stderr] |
[INFO] [stderr] = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr]
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr] --> src/model/input.rs:18:5
[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: method is never used: `print`
[INFO] [stderr] --> src/model/weight.rs:70:5
[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] 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] 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] warning: unused `std::result::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 `std::result::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] Finished dev [unoptimized + debuginfo] target(s) in 1.19s
[INFO] running `"docker" "inspect" "3380ff06ca19463096ae7b29e6ea25c9f67e17a883aeb044ebc08e53a5d55441"`
[INFO] running `"docker" "rm" "-f" "3380ff06ca19463096ae7b29e6ea25c9f67e17a883aeb044ebc08e53a5d55441"`
[INFO] [stdout] 3380ff06ca19463096ae7b29e6ea25c9f67e17a883aeb044ebc08e53a5d55441
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/PNZeml/rust_playground:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] dc1f97544cc77a7d7fe1abc655f4406b3bed0f6c5d8cfb9b4b1179605b368381
[INFO] running `"docker" "start" "-a" "dc1f97544cc77a7d7fe1abc655f4406b3bed0f6c5d8cfb9b4b1179605b368381"`
[INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr] Running /opt/crater/target/debug/deps/simple_hebbian_rs-5c7ffe33fc42f068
[INFO] [stdout]
[INFO] [stdout] running 0 tests
[INFO] [stdout]
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout]
[INFO] running `"docker" "inspect" "dc1f97544cc77a7d7fe1abc655f4406b3bed0f6c5d8cfb9b4b1179605b368381"`
[INFO] running `"docker" "rm" "-f" "dc1f97544cc77a7d7fe1abc655f4406b3bed0f6c5d8cfb9b4b1179605b368381"`
[INFO] [stdout] dc1f97544cc77a7d7fe1abc655f4406b3bed0f6c5d8cfb9b4b1179605b368381