[INFO] cloning repository https://github.com/TomtheCoder2/nn_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TomtheCoder2/nn_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTomtheCoder2%2Fnn_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTomtheCoder2%2Fnn_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 812976154f7e4e5027450fc919e143dfa5402d2d
[INFO] testing TomtheCoder2/nn_rust against 1.75.0 for beta-1.76-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTomtheCoder2%2Fnn_rust" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/TomtheCoder2/nn_rust on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/TomtheCoder2/nn_rust
[INFO] finished tweaking git repo https://github.com/TomtheCoder2/nn_rust
[INFO] tweaked toml for git repo https://github.com/TomtheCoder2/nn_rust written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/TomtheCoder2/nn_rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: profile.release.optimization
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rand_distr v0.4.3
[INFO] [stderr]   Downloaded drawille v0.3.0
[INFO] [stderr]   Downloaded nalgebra-macros v0.1.0
[INFO] [stderr]   Downloaded paste v1.0.9
[INFO] [stderr]   Downloaded sapp-windows v0.2.19
[INFO] [stderr]   Downloaded num-complex v0.4.2
[INFO] [stderr]   Downloaded sapp-darwin v0.1.8
[INFO] [stderr]   Downloaded ttf-parser v0.15.2
[INFO] [stderr]   Downloaded textplots v0.8.0
[INFO] [stderr]   Downloaded fontdue v0.7.2
[INFO] [stderr]   Downloaded macroquad_macro v0.1.7
[INFO] [stderr]   Downloaded glam v0.20.5
[INFO] [stderr]   Downloaded sapp-android v0.1.10
[INFO] [stderr]   Downloaded sapp-ios v0.1.2
[INFO] [stderr]   Downloaded sapp-linux v0.1.14
[INFO] [stderr]   Downloaded miniquad v0.3.0-alpha.45
[INFO] [stderr]   Downloaded wide v0.7.4
[INFO] [stderr]   Downloaded nalgebra v0.31.1
[INFO] [stderr]   Downloaded libm v0.2.5
[INFO] [stderr]   Downloaded safe_arch v0.6.0
[INFO] [stderr]   Downloaded sapp-dummy v0.1.5
[INFO] [stderr]   Downloaded unicode-segmentation v1.10.0
[INFO] [stderr]   Downloaded matrixmultiply v0.3.2
[INFO] [stderr]   Downloaded simba v0.7.2
[INFO] [stderr]   Downloaded sapp-wasm v0.1.26
[INFO] [stderr]   Downloaded rblas v0.0.13
[INFO] [stderr]   Downloaded meval v0.2.0
[INFO] [stderr]   Downloaded litequad v0.1.2
[INFO] [stderr]   Downloaded graplot v0.1.21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] edc97fa4ebf183153d69aaf63b44be7d70c6d27aadb9c749dffc423e0be2e7e7
[INFO] running `Command { std: "docker" "start" "-a" "edc97fa4ebf183153d69aaf63b44be7d70c6d27aadb9c749dffc423e0be2e7e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "edc97fa4ebf183153d69aaf63b44be7d70c6d27aadb9c749dffc423e0be2e7e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "edc97fa4ebf183153d69aaf63b44be7d70c6d27aadb9c749dffc423e0be2e7e7", kill_on_drop: false }`
[INFO] [stdout] edc97fa4ebf183153d69aaf63b44be7d70c6d27aadb9c749dffc423e0be2e7e7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6734b6ce1144a8e17cc813536998b1a0555a24392c36d4c452d5812f32c6d388
[INFO] running `Command { std: "docker" "start" "-a" "6734b6ce1144a8e17cc813536998b1a0555a24392c36d4c452d5812f32c6d388", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: profile.release.optimization
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling libm v0.2.5
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling unicode-ident v1.0.3
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]    Compiling bytemuck v1.12.1
[INFO] [stderr]    Compiling sapp-linux v0.1.14
[INFO] [stderr]    Compiling once_cell v1.14.0
[INFO] [stderr]    Compiling unicode-segmentation v1.10.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling unicode-width v0.1.10
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling safe_arch v0.6.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling ttf-parser v0.15.2
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling nom v1.2.4
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling wide v0.7.4
[INFO] [stderr]    Compiling glam v0.20.5
[INFO] [stderr]    Compiling rawpointer v0.2.1
[INFO] [stderr]    Compiling bumpalo v3.11.0
[INFO] [stderr]    Compiling rblas v0.0.13
[INFO] [stderr]    Compiling macroquad_macro v0.1.7
[INFO] [stderr]    Compiling getrandom v0.2.7
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling colored v2.0.0
[INFO] [stderr]    Compiling quad-rand v0.2.1
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling paste v1.0.9
[INFO] [stderr]    Compiling drawille v0.3.0
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling approx v0.5.1
[INFO] [stderr]    Compiling miniquad v0.3.0-alpha.45
[INFO] [stderr]    Compiling num-complex v0.4.2
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling fontdue v0.7.2
[INFO] [stderr]    Compiling num-complex v0.1.43
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling meval v0.2.0
[INFO] [stderr]    Compiling matrixmultiply v0.3.2
[INFO] [stderr]    Compiling rgb v0.8.33
[INFO] [stderr]    Compiling litequad v0.1.2
[INFO] [stderr]    Compiling simba v0.7.2
[INFO] [stderr]    Compiling rand_distr v0.4.3
[INFO] [stderr]    Compiling graplot v0.1.21
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]    Compiling nalgebra-macros v0.1.0
[INFO] [stderr]    Compiling structopt v0.3.26
[INFO] [stderr]    Compiling textplots v0.8.0
[INFO] [stderr]    Compiling nalgebra v0.31.1
[INFO] [stderr]    Compiling nn_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `file_name`
[INFO] [stdout]   --> src/nn/data_set.rs:17:26
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub fn get_from_file(file_name: &str) -> DataSet {
[INFO] [stdout]    |                          ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_file_name`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Duration`
[INFO] [stdout]  --> src/bin/nn_rust.rs:3:17
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::time::{Duration, Instant};
[INFO] [stdout]   |                 ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c`
[INFO] [stdout]   --> src/bin/benchmark_multiply.rs:11:13
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let mut c = Matrix::new(n, k, 12);
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c`
[INFO] [stdout]   --> src/bin/benchmark_multiply.rs:15:13
[INFO] [stdout]    |
[INFO] [stdout] 15 |         let c = Matrix::multiply(&a, &b);
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `result_m`
[INFO] [stdout]   --> src/bin/benchmark_multiply.rs:24:13
[INFO] [stdout]    |
[INFO] [stdout] 24 |         let result_m = &a.matrix * &b.matrix;
[INFO] [stdout]    |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_result_m`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `result_m`
[INFO] [stdout]   --> src/bin/benchmark_multiply.rs:35:13
[INFO] [stdout]    |
[INFO] [stdout] 35 |         let result_m = &a.matrix + &b.matrix;
[INFO] [stdout]    |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_result_m`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `result_m`
[INFO] [stdout]   --> src/bin/benchmark_multiply.rs:44:13
[INFO] [stdout]    |
[INFO] [stdout] 44 |         let result_m = a.clone().add_matrix(&b);
[INFO] [stdout]    |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_result_m`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/benchmark_multiply.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let mut c = Matrix::new(n, k, 12);
[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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [optimized + debuginfo] target(s) in 57.63s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v1.2.4, rustc-serialize v0.3.24
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "6734b6ce1144a8e17cc813536998b1a0555a24392c36d4c452d5812f32c6d388", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6734b6ce1144a8e17cc813536998b1a0555a24392c36d4c452d5812f32c6d388", kill_on_drop: false }`
[INFO] [stdout] 6734b6ce1144a8e17cc813536998b1a0555a24392c36d4c452d5812f32c6d388
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 31959cd56aaf7cf7c1abe592c38d5e632b1992866ab3c3f3cd14e4b7609809ef
[INFO] running `Command { std: "docker" "start" "-a" "31959cd56aaf7cf7c1abe592c38d5e632b1992866ab3c3f3cd14e4b7609809ef", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: profile.release.optimization
[INFO] [stderr]    Compiling nn_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `file_name`
[INFO] [stdout]   --> src/nn/data_set.rs:17:26
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub fn get_from_file(file_name: &str) -> DataSet {
[INFO] [stdout]    |                          ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_file_name`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Duration`
[INFO] [stdout]  --> src/bin/nn_rust.rs:3:17
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::time::{Duration, Instant};
[INFO] [stdout]   |                 ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c`
[INFO] [stdout]   --> src/bin/benchmark_multiply.rs:11:13
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let mut c = Matrix::new(n, k, 12);
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c`
[INFO] [stdout]   --> src/bin/benchmark_multiply.rs:15:13
[INFO] [stdout]    |
[INFO] [stdout] 15 |         let c = Matrix::multiply(&a, &b);
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `result_m`
[INFO] [stdout]   --> src/bin/benchmark_multiply.rs:24:13
[INFO] [stdout]    |
[INFO] [stdout] 24 |         let result_m = &a.matrix * &b.matrix;
[INFO] [stdout]    |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_result_m`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `result_m`
[INFO] [stdout]   --> src/bin/benchmark_multiply.rs:35:13
[INFO] [stdout]    |
[INFO] [stdout] 35 |         let result_m = &a.matrix + &b.matrix;
[INFO] [stdout]    |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_result_m`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `result_m`
[INFO] [stdout]   --> src/bin/benchmark_multiply.rs:44:13
[INFO] [stdout]    |
[INFO] [stdout] 44 |         let result_m = a.clone().add_matrix(&b);
[INFO] [stdout]    |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_result_m`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/benchmark_multiply.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let mut c = Matrix::new(n, k, 12);
[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: unused variable: `file_name`
[INFO] [stdout]   --> src/nn/data_set.rs:17:26
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub fn get_from_file(file_name: &str) -> DataSet {
[INFO] [stdout]    |                          ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_file_name`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [optimized + debuginfo] target(s) in 1.07s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v1.2.4, rustc-serialize v0.3.24
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "31959cd56aaf7cf7c1abe592c38d5e632b1992866ab3c3f3cd14e4b7609809ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31959cd56aaf7cf7c1abe592c38d5e632b1992866ab3c3f3cd14e4b7609809ef", kill_on_drop: false }`
[INFO] [stdout] 31959cd56aaf7cf7c1abe592c38d5e632b1992866ab3c3f3cd14e4b7609809ef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e1041de83a81112b6dc1b94d41af91129d8591ae55bee5829acee825f8667139
[INFO] running `Command { std: "docker" "start" "-a" "e1041de83a81112b6dc1b94d41af91129d8591ae55bee5829acee825f8667139", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: profile.release.optimization
[INFO] [stderr] warning: unused variable: `file_name`
[INFO] [stderr]   --> src/nn/data_set.rs:17:26
[INFO] [stderr]    |
[INFO] [stderr] 17 |     pub fn get_from_file(file_name: &str) -> DataSet {
[INFO] [stderr]    |                          ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_file_name`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `nn_rust` (lib) generated 1 warning (run `cargo fix --lib -p nn_rust` to apply 1 suggestion)
[INFO] [stderr] warning: `nn_rust` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr] warning: unused import: `Duration`
[INFO] [stderr]  --> src/bin/nn_rust.rs:3:17
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::time::{Duration, Instant};
[INFO] [stderr]   |                 ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `c`
[INFO] [stderr]   --> src/bin/benchmark_multiply.rs:11:13
[INFO] [stderr]    |
[INFO] [stderr] 11 |     let mut c = Matrix::new(n, k, 12);
[INFO] [stderr]    |             ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `c`
[INFO] [stderr]   --> src/bin/benchmark_multiply.rs:15:13
[INFO] [stderr]    |
[INFO] [stderr] 15 |         let c = Matrix::multiply(&a, &b);
[INFO] [stderr]    |             ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `result_m`
[INFO] [stderr]   --> src/bin/benchmark_multiply.rs:24:13
[INFO] [stderr]    |
[INFO] [stderr] 24 |         let result_m = &a.matrix * &b.matrix;
[INFO] [stderr]    |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_result_m`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `result_m`
[INFO] [stderr]   --> src/bin/benchmark_multiply.rs:35:13
[INFO] [stderr]    |
[INFO] [stderr] 35 |         let result_m = &a.matrix + &b.matrix;
[INFO] [stderr]    |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_result_m`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `result_m`
[INFO] [stderr]   --> src/bin/benchmark_multiply.rs:44:13
[INFO] [stderr]    |
[INFO] [stderr] 44 |         let result_m = a.clone().add_matrix(&b);
[INFO] [stderr]    |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_result_m`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/bin/benchmark_multiply.rs:11:9
[INFO] [stderr]    |
[INFO] [stderr] 11 |     let mut c = Matrix::new(n, k, 12);
[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: `nn_rust` (bin "nn_rust" test) generated 1 warning (run `cargo fix --bin "nn_rust" --tests` to apply 1 suggestion)
[INFO] [stderr] warning: `nn_rust` (bin "benchmark_multiply" test) generated 6 warnings (run `cargo fix --bin "benchmark_multiply" --tests` to apply 6 suggestions)
[INFO] [stderr]     Finished test [optimized + debuginfo] target(s) in 0.08s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v1.2.4, rustc-serialize v0.3.24
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/nn_rust-fcc449b5e65a7cc8)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/benchmark_multiply.rs (/opt/rustwide/target/debug/deps/benchmark_multiply-be7d3959f604aac1)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/ec_all_colors.rs (/opt/rustwide/target/debug/deps/ec_all_colors-81af5fe309857249)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/nn_rust.rs (/opt/rustwide/target/debug/deps/nn_rust-1ec7ff362442490c)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/plot_test.rs (/opt/rustwide/target/debug/deps/plot_test-20bfb8737d951905)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/plot_test2.rs (/opt/rustwide/target/debug/deps/plot_test2-4129cbb7fa642fc4)
[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; finished in 0.00s
[INFO] [stdout] 
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests nn_rust
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e1041de83a81112b6dc1b94d41af91129d8591ae55bee5829acee825f8667139", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1041de83a81112b6dc1b94d41af91129d8591ae55bee5829acee825f8667139", kill_on_drop: false }`
[INFO] [stdout] e1041de83a81112b6dc1b94d41af91129d8591ae55bee5829acee825f8667139
