[INFO] updating cached repository https://github.com/zeno0119/KillMeLearn-Rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }` [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 6466a96b0f97084fcd48b77d7eaedc9102ed669c [INFO] testing zeno0119/KillMeLearn-Rust against beta-2020-07-24 for beta-1.46-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzeno0119%2FKillMeLearn-Rust" "/workspace/builds/worker-12/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/zeno0119/KillMeLearn-Rust on toolchain beta-2020-07-24 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/zeno0119/KillMeLearn-Rust [INFO] finished tweaking git repo https://github.com/zeno0119/KillMeLearn-Rust [INFO] tweaked toml for git repo https://github.com/zeno0119/KillMeLearn-Rust written to /workspace/builds/worker-12/source/Cargo.toml [INFO] crate git repo https://github.com/zeno0119/KillMeLearn-Rust already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8a0b99a4ec692b9a3e80bea7d13da23a8aaefe41398b49bff956bfb248e3f029 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "8a0b99a4ec692b9a3e80bea7d13da23a8aaefe41398b49bff956bfb248e3f029", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8a0b99a4ec692b9a3e80bea7d13da23a8aaefe41398b49bff956bfb248e3f029", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8a0b99a4ec692b9a3e80bea7d13da23a8aaefe41398b49bff956bfb248e3f029", kill_on_drop: false }` [INFO] [stdout] 8a0b99a4ec692b9a3e80bea7d13da23a8aaefe41398b49bff956bfb248e3f029 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 359a932bef9c452f5f293e9d4a4e386fce3d14be1cf0a8817a829559985283c3 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "359a932bef9c452f5f293e9d4a4e386fce3d14be1cf0a8817a829559985283c3", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.71 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling KillmeLearn v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::f64::consts::PI` [INFO] [stdout] --> src/main.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::f64::consts::PI; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `shrink_img`, `shrink_vec`, `t` [INFO] [stdout] --> src/main.rs:5:26 [INFO] [stdout] | [INFO] [stdout] 5 | use crate::nnr::matrix::{t, shrink_vec, shrink_img}; [INFO] [stdout] | ^ ^^^^^^^^^^ ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `max`, `min` [INFO] [stdout] --> src/nnr/activations.rs:1:16 [INFO] [stdout] | [INFO] [stdout] 1 | use std::cmp::{min, max}; [INFO] [stdout] | ^^^ ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `j` [INFO] [stdout] --> src/main.rs:41:13 [INFO] [stdout] | [INFO] [stdout] 41 | for j in 0..batch { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_j` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/main.rs:74:17 [INFO] [stdout] | [INFO] [stdout] 74 | let x = middle_layer.backward(&x); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `res` is never read [INFO] [stdout] --> src/nnr/mod.rs:53:13 [INFO] [stdout] | [INFO] [stdout] 53 | let mut res = vec![vec![0.0]]; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `j` [INFO] [stdout] --> src/nnr/mod.rs:56:17 [INFO] [stdout] | [INFO] [stdout] 56 | for j in 0..delta[i].len() { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_j` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `batch` [INFO] [stdout] --> src/nnr/cnn.rs:5:9 [INFO] [stdout] | [INFO] [stdout] 5 | let batch: usize = 1; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_batch` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `chan` [INFO] [stdout] --> src/nnr/cnn.rs:57:17 [INFO] [stdout] | [INFO] [stdout] 57 | let chan = i / (flt_w * flt_h); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_chan` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/nnr/mod.rs:21:13 [INFO] [stdout] | [INFO] [stdout] 21 | let mut grad_w = vec![vec![0.0;output];input]; [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: variable does not need to be mutable [INFO] [stdout] --> src/nnr/mod.rs:22:13 [INFO] [stdout] | [INFO] [stdout] 22 | let mut input = vec![vec![0.0;input];batch]; [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/nnr/mod.rs:29:13 [INFO] [stdout] | [INFO] [stdout] 29 | let mut grad_b = vec![0.0; output]; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/nnr/mod.rs:34:13 [INFO] [stdout] | [INFO] [stdout] 34 | let mut res = Layer{weight, bias, y:vec![vec![0.0;output];batch], activate, gradient, grad_w,grad_b, input}; [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/png.rs:5:9 [INFO] [stdout] | [INFO] [stdout] 5 | let mut d = png::Decoder::new(File::open(str).unwrap()); [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/png.rs:10:17 [INFO] [stdout] | [INFO] [stdout] 10 | let mut row = r.next_row(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `shrink_vec` [INFO] [stdout] --> src/nnr/matrix/mod.rs:53:8 [INFO] [stdout] | [INFO] [stdout] 53 | pub fn shrink_vec(stride: usize, x: &Vec)->Vec{ [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `shrink_img` [INFO] [stdout] --> src/nnr/matrix/mod.rs:63:8 [INFO] [stdout] | [INFO] [stdout] 63 | pub fn shrink_img(x: &Vec>>, stride: usize)->Vec>>{ [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `identity` [INFO] [stdout] --> src/nnr/activations.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | pub fn identity (a: &Vec>) -> Vec>{ [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `relu` [INFO] [stdout] --> src/nnr/activations.rs:23:8 [INFO] [stdout] | [INFO] [stdout] 23 | pub fn relu (a: &Vec>) -> Vec>{ [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `relu_grad` [INFO] [stdout] --> src/nnr/activations.rs:39:8 [INFO] [stdout] | [INFO] [stdout] 39 | pub fn relu_grad (y: &Vec>, t: &Vec>) -> Vec>{ [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `img2col` [INFO] [stdout] --> src/nnr/cnn.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | pub fn img2col(img: Vec>>, flt_h: usize, flt_w: usize, stride: usize, padding: usize) -> Vec> { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `col2img` [INFO] [stdout] --> src/nnr/cnn.rs:42:8 [INFO] [stdout] | [INFO] [stdout] 42 | pub fn col2img(col: Vec>, y_h: usize, y_w: usize, flt_h: usize, flt_w: usize, padding: usize, stride: usize) -> Vec... [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `ConvLayer` [INFO] [stdout] --> src/nnr/mod.rs:81:12 [INFO] [stdout] | [INFO] [stdout] 81 | pub struct ConvLayer { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `img2col` [INFO] [stdout] --> src/png.rs:40:8 [INFO] [stdout] | [INFO] [stdout] 40 | pub fn img2col(img: Vec>>) -> Vec> { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: crate `KillmeLearn` should have a snake case name [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] = help: convert the identifier to snake case: `killme_learn` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: comparison is useless due to type limits [INFO] [stdout] --> src/main.rs:96:16 [INFO] [stdout] | [INFO] [stdout] 96 | if j >= 0 && j < 5{train[0][0] = 1.0;} [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_comparisons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 26 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 8.41s [INFO] running `Command { std: "docker" "inspect" "359a932bef9c452f5f293e9d4a4e386fce3d14be1cf0a8817a829559985283c3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "359a932bef9c452f5f293e9d4a4e386fce3d14be1cf0a8817a829559985283c3", kill_on_drop: false }` [INFO] [stdout] 359a932bef9c452f5f293e9d4a4e386fce3d14be1cf0a8817a829559985283c3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1b9e1955993dd670ed7eac81500b4382dbef138667623d5c929e3aab4d6de716 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "1b9e1955993dd670ed7eac81500b4382dbef138667623d5c929e3aab4d6de716", kill_on_drop: false }` [INFO] [stderr] Compiling KillmeLearn v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::f64::consts::PI` [INFO] [stdout] --> src/main.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::f64::consts::PI; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `shrink_img`, `shrink_vec`, `t` [INFO] [stdout] --> src/main.rs:5:26 [INFO] [stdout] | [INFO] [stdout] 5 | use crate::nnr::matrix::{t, shrink_vec, shrink_img}; [INFO] [stdout] | ^ ^^^^^^^^^^ ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `max`, `min` [INFO] [stdout] --> src/nnr/activations.rs:1:16 [INFO] [stdout] | [INFO] [stdout] 1 | use std::cmp::{min, max}; [INFO] [stdout] | ^^^ ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `j` [INFO] [stdout] --> src/main.rs:41:13 [INFO] [stdout] | [INFO] [stdout] 41 | for j in 0..batch { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_j` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/main.rs:74:17 [INFO] [stdout] | [INFO] [stdout] 74 | let x = middle_layer.backward(&x); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `res` is never read [INFO] [stdout] --> src/nnr/mod.rs:53:13 [INFO] [stdout] | [INFO] [stdout] 53 | let mut res = vec![vec![0.0]]; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `j` [INFO] [stdout] --> src/nnr/mod.rs:56:17 [INFO] [stdout] | [INFO] [stdout] 56 | for j in 0..delta[i].len() { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_j` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `batch` [INFO] [stdout] --> src/nnr/cnn.rs:5:9 [INFO] [stdout] | [INFO] [stdout] 5 | let batch: usize = 1; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_batch` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `chan` [INFO] [stdout] --> src/nnr/cnn.rs:57:17 [INFO] [stdout] | [INFO] [stdout] 57 | let chan = i / (flt_w * flt_h); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_chan` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/nnr/mod.rs:21:13 [INFO] [stdout] | [INFO] [stdout] 21 | let mut grad_w = vec![vec![0.0;output];input]; [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: variable does not need to be mutable [INFO] [stdout] --> src/nnr/mod.rs:22:13 [INFO] [stdout] | [INFO] [stdout] 22 | let mut input = vec![vec![0.0;input];batch]; [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/nnr/mod.rs:29:13 [INFO] [stdout] | [INFO] [stdout] 29 | let mut grad_b = vec![0.0; output]; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/nnr/mod.rs:34:13 [INFO] [stdout] | [INFO] [stdout] 34 | let mut res = Layer{weight, bias, y:vec![vec![0.0;output];batch], activate, gradient, grad_w,grad_b, input}; [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/png.rs:5:9 [INFO] [stdout] | [INFO] [stdout] 5 | let mut d = png::Decoder::new(File::open(str).unwrap()); [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/png.rs:10:17 [INFO] [stdout] | [INFO] [stdout] 10 | let mut row = r.next_row(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `shrink_vec` [INFO] [stdout] --> src/nnr/matrix/mod.rs:53:8 [INFO] [stdout] | [INFO] [stdout] 53 | pub fn shrink_vec(stride: usize, x: &Vec)->Vec{ [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `shrink_img` [INFO] [stdout] --> src/nnr/matrix/mod.rs:63:8 [INFO] [stdout] | [INFO] [stdout] 63 | pub fn shrink_img(x: &Vec>>, stride: usize)->Vec>>{ [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `identity` [INFO] [stdout] --> src/nnr/activations.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | pub fn identity (a: &Vec>) -> Vec>{ [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `relu` [INFO] [stdout] --> src/nnr/activations.rs:23:8 [INFO] [stdout] | [INFO] [stdout] 23 | pub fn relu (a: &Vec>) -> Vec>{ [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `relu_grad` [INFO] [stdout] --> src/nnr/activations.rs:39:8 [INFO] [stdout] | [INFO] [stdout] 39 | pub fn relu_grad (y: &Vec>, t: &Vec>) -> Vec>{ [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `img2col` [INFO] [stdout] --> src/nnr/cnn.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | pub fn img2col(img: Vec>>, flt_h: usize, flt_w: usize, stride: usize, padding: usize) -> Vec> { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `col2img` [INFO] [stdout] --> src/nnr/cnn.rs:42:8 [INFO] [stdout] | [INFO] [stdout] 42 | pub fn col2img(col: Vec>, y_h: usize, y_w: usize, flt_h: usize, flt_w: usize, padding: usize, stride: usize) -> Vec... [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `ConvLayer` [INFO] [stdout] --> src/nnr/mod.rs:81:12 [INFO] [stdout] | [INFO] [stdout] 81 | pub struct ConvLayer { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `img2col` [INFO] [stdout] --> src/png.rs:40:8 [INFO] [stdout] | [INFO] [stdout] 40 | pub fn img2col(img: Vec>>) -> Vec> { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: crate `KillmeLearn` should have a snake case name [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] = help: convert the identifier to snake case: `killme_learn` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: comparison is useless due to type limits [INFO] [stdout] --> src/main.rs:96:16 [INFO] [stdout] | [INFO] [stdout] 96 | if j >= 0 && j < 5{train[0][0] = 1.0;} [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_comparisons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 26 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.99s [INFO] running `Command { std: "docker" "inspect" "1b9e1955993dd670ed7eac81500b4382dbef138667623d5c929e3aab4d6de716", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1b9e1955993dd670ed7eac81500b4382dbef138667623d5c929e3aab4d6de716", kill_on_drop: false }` [INFO] [stdout] 1b9e1955993dd670ed7eac81500b4382dbef138667623d5c929e3aab4d6de716 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 5d5f5cd5641f52f784a543f58a50745374e68f6892825039db1bf052ec7e1046 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "5d5f5cd5641f52f784a543f58a50745374e68f6892825039db1bf052ec7e1046", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `std::f64::consts::PI` [INFO] [stderr] --> src/main.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use std::f64::consts::PI; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused imports: `shrink_img`, `shrink_vec`, `t` [INFO] [stderr] --> src/main.rs:5:26 [INFO] [stderr] | [INFO] [stderr] 5 | use crate::nnr::matrix::{t, shrink_vec, shrink_img}; [INFO] [stderr] | ^ ^^^^^^^^^^ ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `max`, `min` [INFO] [stderr] --> src/nnr/activations.rs:1:16 [INFO] [stderr] | [INFO] [stderr] 1 | use std::cmp::{min, max}; [INFO] [stderr] | ^^^ ^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `j` [INFO] [stderr] --> src/main.rs:41:13 [INFO] [stderr] | [INFO] [stderr] 41 | for j in 0..batch { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_j` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `x` [INFO] [stderr] --> src/main.rs:74:17 [INFO] [stderr] | [INFO] [stderr] 74 | let x = middle_layer.backward(&x); [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stderr] [INFO] [stderr] warning: value assigned to `res` is never read [INFO] [stderr] --> src/nnr/mod.rs:53:13 [INFO] [stderr] | [INFO] [stderr] 53 | let mut res = vec![vec![0.0]]; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: unused variable: `j` [INFO] [stderr] --> src/nnr/mod.rs:56:17 [INFO] [stderr] | [INFO] [stderr] 56 | for j in 0..delta[i].len() { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_j` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `batch` [INFO] [stderr] --> src/nnr/cnn.rs:5:9 [INFO] [stderr] | [INFO] [stderr] 5 | let batch: usize = 1; [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_batch` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `chan` [INFO] [stderr] --> src/nnr/cnn.rs:57:17 [INFO] [stderr] | [INFO] [stderr] 57 | let chan = i / (flt_w * flt_h); [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_chan` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/nnr/mod.rs:21:13 [INFO] [stderr] | [INFO] [stderr] 21 | let mut grad_w = vec![vec![0.0;output];input]; [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: variable does not need to be mutable [INFO] [stderr] --> src/nnr/mod.rs:22:13 [INFO] [stderr] | [INFO] [stderr] 22 | let mut input = vec![vec![0.0;input];batch]; [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/nnr/mod.rs:29:13 [INFO] [stderr] | [INFO] [stderr] 29 | let mut grad_b = vec![0.0; output]; [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/nnr/mod.rs:34:13 [INFO] [stderr] | [INFO] [stderr] 34 | let mut res = Layer{weight, bias, y:vec![vec![0.0;output];batch], activate, gradient, grad_w,grad_b, input}; [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/png.rs:5:9 [INFO] [stderr] | [INFO] [stderr] 5 | let mut d = png::Decoder::new(File::open(str).unwrap()); [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/png.rs:10:17 [INFO] [stderr] | [INFO] [stderr] 10 | let mut row = r.next_row(); [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: function is never used: `shrink_vec` [INFO] [stderr] --> src/nnr/matrix/mod.rs:53:8 [INFO] [stderr] | [INFO] [stderr] 53 | pub fn shrink_vec(stride: usize, x: &Vec)->Vec{ [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `shrink_img` [INFO] [stderr] --> src/nnr/matrix/mod.rs:63:8 [INFO] [stderr] | [INFO] [stderr] 63 | pub fn shrink_img(x: &Vec>>, stride: usize)->Vec>>{ [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `identity` [INFO] [stderr] --> src/nnr/activations.rs:3:8 [INFO] [stderr] | [INFO] [stderr] 3 | pub fn identity (a: &Vec>) -> Vec>{ [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `relu` [INFO] [stderr] --> src/nnr/activations.rs:23:8 [INFO] [stderr] | [INFO] [stderr] 23 | pub fn relu (a: &Vec>) -> Vec>{ [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `relu_grad` [INFO] [stderr] --> src/nnr/activations.rs:39:8 [INFO] [stderr] | [INFO] [stderr] 39 | pub fn relu_grad (y: &Vec>, t: &Vec>) -> Vec>{ [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `img2col` [INFO] [stderr] --> src/nnr/cnn.rs:1:8 [INFO] [stderr] | [INFO] [stderr] 1 | pub fn img2col(img: Vec>>, flt_h: usize, flt_w: usize, stride: usize, padding: usize) -> Vec> { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `col2img` [INFO] [stderr] --> src/nnr/cnn.rs:42:8 [INFO] [stderr] | [INFO] [stderr] 42 | pub fn col2img(col: Vec>, y_h: usize, y_w: usize, flt_h: usize, flt_w: usize, padding: usize, stride: usize) -> Vec... [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `ConvLayer` [INFO] [stderr] --> src/nnr/mod.rs:81:12 [INFO] [stderr] | [INFO] [stderr] 81 | pub struct ConvLayer { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `img2col` [INFO] [stderr] --> src/png.rs:40:8 [INFO] [stderr] | [INFO] [stderr] 40 | pub fn img2col(img: Vec>>) -> Vec> { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: crate `KillmeLearn` should have a snake case name [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] = help: convert the identifier to snake case: `killme_learn` [INFO] [stderr] [INFO] [stderr] warning: comparison is useless due to type limits [INFO] [stderr] --> src/main.rs:96:16 [INFO] [stderr] | [INFO] [stderr] 96 | if j >= 0 && j < 5{train[0][0] = 1.0;} [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_comparisons)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 26 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.11s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/KillmeLearn-59ce22a3980c138f [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 `Command { std: "docker" "inspect" "5d5f5cd5641f52f784a543f58a50745374e68f6892825039db1bf052ec7e1046", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5d5f5cd5641f52f784a543f58a50745374e68f6892825039db1bf052ec7e1046", kill_on_drop: false }` [INFO] [stdout] 5d5f5cd5641f52f784a543f58a50745374e68f6892825039db1bf052ec7e1046