[INFO] updating cached repository https://github.com/rabahFr/ppm [INFO] running `"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"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 34cb59385e7fb22dea06347a1b75d4de44df9978 [INFO] testing rabahFr/ppm against try#41997647ba6a77908f6ef64401414feb00bccf16 for pr-71274 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FrabahFr%2Fppm" "/workspace/builds/worker-2/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/rabahFr/ppm on toolchain 41997647ba6a77908f6ef64401414feb00bccf16 [INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/rabahFr/ppm [INFO] finished tweaking git repo https://github.com/rabahFr/ppm [INFO] tweaked toml for git repo https://github.com/rabahFr/ppm written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/rabahFr/ppm already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=forbid" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 314d9fb6895aa1cbe5df5ebd849ee485a71b469d12f815f8c51ca8347f6257ac [INFO] running `"docker" "start" "-a" "314d9fb6895aa1cbe5df5ebd849ee485a71b469d12f815f8c51ca8347f6257ac"` [INFO] [stderr] Compiling ppm v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `std::io::Read` [INFO] [stderr] --> src/structs.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::io::Read; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `Read` [INFO] [stderr] --> src/main.rs:7:21 [INFO] [stderr] | [INFO] [stderr] 7 | use std::io::{self, Read}; [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `if` condition [INFO] [stderr] --> src/main.rs:13:7 [INFO] [stderr] | [INFO] [stderr] 13 | if(args.len() >= 2) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: value assigned to `h` is never read [INFO] [stderr] --> src/structs.rs:163:9 [INFO] [stderr] | [INFO] [stderr] 163 | let mut h : usize = 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: value assigned to `w` is never read [INFO] [stderr] --> src/structs.rs:164:9 [INFO] [stderr] | [INFO] [stderr] 164 | let mut w : usize = 0; [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/structs.rs:149:9 [INFO] [stderr] | [INFO] [stderr] 149 | let mut file = match File::open(&filename) { [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: `invert` [INFO] [stderr] --> src/structs.rs:39:5 [INFO] [stderr] | [INFO] [stderr] 39 | pub fn invert(&mut self) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/structs.rs:67:5 [INFO] [stderr] | [INFO] [stderr] 67 | pub fn new(h : usize, w : usize)-> Image { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `save` [INFO] [stderr] --> src/structs.rs:91:5 [INFO] [stderr] | [INFO] [stderr] 91 | pub fn save(img: Image, filename: &Path) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `invert` [INFO] [stderr] --> src/structs.rs:116:5 [INFO] [stderr] | [INFO] [stderr] 116 | pub fn invert(&mut self){ [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `save_file` [INFO] [stderr] --> src/structs.rs:229:8 [INFO] [stderr] | [INFO] [stderr] 229 | pub fn save_file(img: Image, filename: &Path) { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: comparison is useless due to type limits [INFO] [stderr] --> src/structs.rs:176:28 [INFO] [stderr] | [INFO] [stderr] 176 | if u8::from_str(vec[0]).unwrap()>255 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_comparisons)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/structs.rs:238:5 [INFO] [stderr] | [INFO] [stderr] 238 | file.write_all(format.as_bytes()); [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/structs.rs:239:5 [INFO] [stderr] | [INFO] [stderr] 239 | file.write_all(dimension.as_bytes()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [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/structs.rs:240:5 [INFO] [stderr] | [INFO] [stderr] 240 | file.write_all(max_pix_color_value.as_bytes()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [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/structs.rs:244:13 [INFO] [stderr] | [INFO] [stderr] 244 | file.write_all(img.get_pixel(i as usize, j as usize).display().as_bytes()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [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/structs.rs:246:9 [INFO] [stderr] | [INFO] [stderr] 246 | file.write_all(b"\n"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: 17 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.99s [INFO] running `"docker" "inspect" "314d9fb6895aa1cbe5df5ebd849ee485a71b469d12f815f8c51ca8347f6257ac"` [INFO] running `"docker" "rm" "-f" "314d9fb6895aa1cbe5df5ebd849ee485a71b469d12f815f8c51ca8347f6257ac"` [INFO] [stdout] 314d9fb6895aa1cbe5df5ebd849ee485a71b469d12f815f8c51ca8347f6257ac [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=forbid" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen" "--no-run"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] e9ac6b900fc6dff025ed5c12cff6973897fcb2a2943ddac3f1f644d7f80a242c [INFO] running `"docker" "start" "-a" "e9ac6b900fc6dff025ed5c12cff6973897fcb2a2943ddac3f1f644d7f80a242c"` [INFO] [stderr] Compiling ppm v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `std::io::Read` [INFO] [stderr] --> src/structs.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::io::Read; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `Read` [INFO] [stderr] --> src/main.rs:7:21 [INFO] [stderr] | [INFO] [stderr] 7 | use std::io::{self, Read}; [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `if` condition [INFO] [stderr] --> src/main.rs:13:7 [INFO] [stderr] | [INFO] [stderr] 13 | if(args.len() >= 2) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: value assigned to `h` is never read [INFO] [stderr] --> src/structs.rs:163:9 [INFO] [stderr] | [INFO] [stderr] 163 | let mut h : usize = 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: value assigned to `w` is never read [INFO] [stderr] --> src/structs.rs:164:9 [INFO] [stderr] | [INFO] [stderr] 164 | let mut w : usize = 0; [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/structs.rs:149:9 [INFO] [stderr] | [INFO] [stderr] 149 | let mut file = match File::open(&filename) { [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/structs.rs:67:5 [INFO] [stderr] | [INFO] [stderr] 67 | pub fn new(h : usize, w : usize)-> Image { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `save` [INFO] [stderr] --> src/structs.rs:91:5 [INFO] [stderr] | [INFO] [stderr] 91 | pub fn save(img: Image, filename: &Path) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `invert` [INFO] [stderr] --> src/structs.rs:116:5 [INFO] [stderr] | [INFO] [stderr] 116 | pub fn invert(&mut self){ [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `save_file` [INFO] [stderr] --> src/structs.rs:229:8 [INFO] [stderr] | [INFO] [stderr] 229 | pub fn save_file(img: Image, filename: &Path) { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: comparison is useless due to type limits [INFO] [stderr] --> src/structs.rs:176:28 [INFO] [stderr] | [INFO] [stderr] 176 | if u8::from_str(vec[0]).unwrap()>255 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_comparisons)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/structs.rs:238:5 [INFO] [stderr] | [INFO] [stderr] 238 | file.write_all(format.as_bytes()); [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/structs.rs:239:5 [INFO] [stderr] | [INFO] [stderr] 239 | file.write_all(dimension.as_bytes()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [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/structs.rs:240:5 [INFO] [stderr] | [INFO] [stderr] 240 | file.write_all(max_pix_color_value.as_bytes()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [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/structs.rs:244:13 [INFO] [stderr] | [INFO] [stderr] 244 | file.write_all(img.get_pixel(i as usize, j as usize).display().as_bytes()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [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/structs.rs:246:9 [INFO] [stderr] | [INFO] [stderr] 246 | file.write_all(b"\n"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: function `test_create_Pixel` should have a snake case name [INFO] [stderr] --> src/structs.rs:269:8 [INFO] [stderr] | [INFO] [stderr] 269 | fn test_create_Pixel() { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `test_create_pixel` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function `test_invert_Pixel` should have a snake case name [INFO] [stderr] --> src/structs.rs:277:8 [INFO] [stderr] | [INFO] [stderr] 277 | fn test_invert_Pixel() { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `test_invert_pixel` [INFO] [stderr] [INFO] [stderr] warning: 18 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.83s [INFO] running `"docker" "inspect" "e9ac6b900fc6dff025ed5c12cff6973897fcb2a2943ddac3f1f644d7f80a242c"` [INFO] running `"docker" "rm" "-f" "e9ac6b900fc6dff025ed5c12cff6973897fcb2a2943ddac3f1f644d7f80a242c"` [INFO] [stdout] e9ac6b900fc6dff025ed5c12cff6973897fcb2a2943ddac3f1f644d7f80a242c [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=forbid" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 36cbd857b16bb6d2c12fc982c2ac60049035dbf4ddf6808551695a8494909331 [INFO] running `"docker" "start" "-a" "36cbd857b16bb6d2c12fc982c2ac60049035dbf4ddf6808551695a8494909331"` [INFO] [stderr] warning: unused import: `std::io::Read` [INFO] [stderr] --> src/structs.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::io::Read; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `Read` [INFO] [stderr] --> src/main.rs:7:21 [INFO] [stderr] | [INFO] [stderr] 7 | use std::io::{self, Read}; [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `if` condition [INFO] [stderr] --> src/main.rs:13:7 [INFO] [stderr] | [INFO] [stderr] 13 | if(args.len() >= 2) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: value assigned to `h` is never read [INFO] [stderr] --> src/structs.rs:163:9 [INFO] [stderr] | [INFO] [stderr] 163 | let mut h : usize = 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: value assigned to `w` is never read [INFO] [stderr] --> src/structs.rs:164:9 [INFO] [stderr] | [INFO] [stderr] 164 | let mut w : usize = 0; [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/structs.rs:149:9 [INFO] [stderr] | [INFO] [stderr] 149 | let mut file = match File::open(&filename) { [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/structs.rs:67:5 [INFO] [stderr] | [INFO] [stderr] 67 | pub fn new(h : usize, w : usize)-> Image { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `save` [INFO] [stderr] --> src/structs.rs:91:5 [INFO] [stderr] | [INFO] [stderr] 91 | pub fn save(img: Image, filename: &Path) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `invert` [INFO] [stderr] --> src/structs.rs:116:5 [INFO] [stderr] | [INFO] [stderr] 116 | pub fn invert(&mut self){ [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `save_file` [INFO] [stderr] --> src/structs.rs:229:8 [INFO] [stderr] | [INFO] [stderr] 229 | pub fn save_file(img: Image, filename: &Path) { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: comparison is useless due to type limits [INFO] [stderr] --> src/structs.rs:176:28 [INFO] [stderr] | [INFO] [stderr] 176 | if u8::from_str(vec[0]).unwrap()>255 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_comparisons)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/structs.rs:238:5 [INFO] [stderr] | [INFO] [stderr] 238 | file.write_all(format.as_bytes()); [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/structs.rs:239:5 [INFO] [stderr] | [INFO] [stderr] 239 | file.write_all(dimension.as_bytes()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [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/structs.rs:240:5 [INFO] [stderr] | [INFO] [stderr] 240 | file.write_all(max_pix_color_value.as_bytes()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [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/structs.rs:244:13 [INFO] [stderr] | [INFO] [stderr] 244 | file.write_all(img.get_pixel(i as usize, j as usize).display().as_bytes()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [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/structs.rs:246:9 [INFO] [stderr] | [INFO] [stderr] 246 | file.write_all(b"\n"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: function `test_create_Pixel` should have a snake case name [INFO] [stderr] --> src/structs.rs:269:8 [INFO] [stderr] | [INFO] [stderr] 269 | fn test_create_Pixel() { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `test_create_pixel` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function `test_invert_Pixel` should have a snake case name [INFO] [stderr] --> src/structs.rs:277:8 [INFO] [stderr] | [INFO] [stderr] 277 | fn test_invert_Pixel() { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `test_invert_pixel` [INFO] [stderr] [INFO] [stderr] warning: 18 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.10s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/ppm-8150e06497976b19 [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] [stderr] Running /opt/rustwide/target/debug/deps/ppm-e46a97e0a794ad9b [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test structs::tests::bench_par_new_with_file_small_file ... ok [INFO] [stdout] test structs::tests::test_create_Pixel ... ok [INFO] [stdout] test structs::tests::test_invert_Pixel ... ok [INFO] [stdout] test structs::tests::bench_new_with_file_large_file ... FAILED [INFO] [stderr] error: test failed, to rerun pass '--bin ppm' [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- structs::tests::bench_new_with_file_large_file stdout ---- [INFO] [stdout] thread 'structs::tests::bench_new_with_file_large_file' panicked at 'can't load image !', src/structs.rs:83:13 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55b5b12f8484 - backtrace::backtrace::libunwind::trace::h61666fa4b9834a45 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stdout] 1: 0x55b5b12f8484 - backtrace::backtrace::trace_unsynchronized::h01d3725fb5da8653 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55b5b12f8484 - std::sys_common::backtrace::_print_fmt::h5c7c4751bc296f90 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stdout] 3: 0x55b5b12f8484 - ::fmt::h7729313ad2d729c7 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stdout] 4: 0x55b5b13210cc - core::fmt::write::hb0049f6c12bdaffc [INFO] [stdout] at src/libcore/fmt/mod.rs:1069 [INFO] [stdout] 5: 0x55b5b12ab435 - std::io::Write::write_fmt::h5d052af13df32ea6 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/io/mod.rs:1504 [INFO] [stdout] 6: 0x55b5b12f2831 - std::io::impls::>::write_fmt::h8fe8a9bdc421b4b6 [INFO] [stdout] at src/libstd/io/impls.rs:156 [INFO] [stdout] 7: 0x55b5b12fad55 - std::sys_common::backtrace::_print::ha087cac92e84a414 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stdout] 8: 0x55b5b12fad55 - std::sys_common::backtrace::print::h6b013d3bfe6cbcb8 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stdout] 9: 0x55b5b12fad55 - std::panicking::default_hook::{{closure}}::h016d7de02def2736 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 10: 0x55b5b12faa3b - std::panicking::default_hook::h9386f7e484840463 [INFO] [stdout] at src/libstd/panicking.rs:215 [INFO] [stdout] 11: 0x55b5b12fb3b2 - std::panicking::rust_panic_with_hook::h3846eb1b2e5a9312 [INFO] [stdout] at src/libstd/panicking.rs:511 [INFO] [stdout] 12: 0x55b5b12a811d - std::panicking::begin_panic::h2f497acf408f5a24 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/panicking.rs:438 [INFO] [stdout] 13: 0x55b5b12a0498 - ppm::structs::Image::new_with_file::h079cbf3b76cdc74b [INFO] [stdout] at src/structs.rs:83 [INFO] [stdout] 14: 0x55b5b129edd6 - ppm::structs::tests::bench_new_with_file_large_file::{{closure}}::he73e3acaecb16609 [INFO] [stdout] at src/structs.rs:265 [INFO] [stdout] 15: 0x55b5b12a6a45 - test::bench::ns_iter_inner::h519883911538ad9f [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libtest/bench.rs:111 [INFO] [stdout] 16: 0x55b5b12a783e - test::bench::Bencher::iter::h415ff38cf7e16b56 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libtest/bench.rs:35 [INFO] [stdout] 17: 0x55b5b129ed8a - ppm::structs::tests::bench_new_with_file_large_file::h5dd4827f449e630f [INFO] [stdout] at src/structs.rs:265 [INFO] [stdout] 18: 0x55b5b129ed76 - ppm::structs::tests::bench_new_with_file_large_file::{{closure}}::hc81ac57b84b5730b [INFO] [stdout] at src/structs.rs:264 [INFO] [stdout] 19: 0x55b5b12a81c8 - core::ops::function::FnOnce::call_once::h081b1e4d27619a59 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libcore/ops/function.rs:232 [INFO] [stdout] 20: 0x55b5b12afbe2 - test::convert_benchmarks_to_tests::{{closure}}::{{closure}}::{{closure}}::h688d5613b011db96 [INFO] [stdout] at src/libtest/lib.rs:403 [INFO] [stdout] 21: 0x55b5b12afbe2 - test::bench::Bencher::bench::h0278ce2bd7b49798 [INFO] [stdout] at src/libtest/bench.rs:46 [INFO] [stdout] 22: 0x55b5b12afbe2 - test::bench::run_once::h3840d6abb62356da [INFO] [stdout] at src/libtest/bench.rs:237 [INFO] [stdout] 23: 0x55b5b12afbe2 - test::convert_benchmarks_to_tests::{{closure}}::{{closure}}::haa43a8ab56f4c369 [INFO] [stdout] at src/libtest/lib.rs:403 [INFO] [stdout] 24: 0x55b5b12afbe2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h44eb7468b36f3dfb [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libcore/ops/function.rs:232 [INFO] [stdout] 25: 0x55b5b12b732f - as core::ops::function::FnOnce>::call_once::h1f6ee40732e80908 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/liballoc/boxed.rs:1008 [INFO] [stdout] 26: 0x55b5b12b732f - as core::ops::function::FnOnce>::call_once::h1f6ee40732e80908 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/liballoc/boxed.rs:1008 [INFO] [stdout] 27: 0x55b5b12d339e - as core::ops::function::FnOnce<()>>::call_once::h85dff111be9c2dc6 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/panic.rs:318 [INFO] [stdout] 28: 0x55b5b12d339e - std::panicking::try::do_call::hee6f5a4bef67c840 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/panicking.rs:331 [INFO] [stdout] 29: 0x55b5b12d339e - std::panicking::try::h3384d3b948e84dbc [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/panicking.rs:274 [INFO] [stdout] 30: 0x55b5b12d339e - std::panic::catch_unwind::h5ae91218e578066d [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/panic.rs:394 [INFO] [stdout] 31: 0x55b5b12d339e - test::run_test_in_process::he37a49587889b910 [INFO] [stdout] at src/libtest/lib.rs:541 [INFO] [stdout] 32: 0x55b5b12d339e - test::run_test::run_test_inner::{{closure}}::h4f0d25136ca480c2 [INFO] [stdout] at src/libtest/lib.rs:450 [INFO] [stdout] 33: 0x55b5b12aa8e6 - std::sys_common::backtrace::__rust_begin_short_backtrace::h969eceda34247af3 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/sys_common/backtrace.rs:130 [INFO] [stdout] 34: 0x55b5b12afc75 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h912007997cb04e92 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/thread/mod.rs:475 [INFO] [stdout] 35: 0x55b5b12afc75 - as core::ops::function::FnOnce<()>>::call_once::h8795d8b7bd223988 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/panic.rs:318 [INFO] [stdout] 36: 0x55b5b12afc75 - std::panicking::try::do_call::hb29b86f86d4d722e [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/panicking.rs:331 [INFO] [stdout] 37: 0x55b5b12afc75 - std::panicking::try::h4bfefb3eddc0d900 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/panicking.rs:274 [INFO] [stdout] 38: 0x55b5b12afc75 - std::panic::catch_unwind::h774c24d4b38d5828 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/panic.rs:394 [INFO] [stdout] 39: 0x55b5b12afc75 - std::thread::Builder::spawn_unchecked::{{closure}}::ha50a32fa99413dde [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/thread/mod.rs:474 [INFO] [stdout] 40: 0x55b5b12afc75 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9dacb8f28d699f86 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libcore/ops/function.rs:232 [INFO] [stdout] 41: 0x55b5b12eea3f - as core::ops::function::FnOnce>::call_once::h7deaeeba480c6ce2 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/liballoc/boxed.rs:1008 [INFO] [stdout] 42: 0x55b5b1301bc3 - as core::ops::function::FnOnce>::call_once::h968b1dfb87756523 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/liballoc/boxed.rs:1008 [INFO] [stdout] 43: 0x55b5b1301bc3 - std::sys::unix::thread::Thread::new::thread_start::h2399addeb6370595 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:87 [INFO] [stdout] 44: 0x7f81d6a036db - start_thread [INFO] [stdout] 45: 0x7f81d651488f - __clone [INFO] [stdout] 46: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] structs::tests::bench_new_with_file_large_file [INFO] [stdout] [INFO] [stdout] test result: FAILED. 3 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "36cbd857b16bb6d2c12fc982c2ac60049035dbf4ddf6808551695a8494909331"` [INFO] running `"docker" "rm" "-f" "36cbd857b16bb6d2c12fc982c2ac60049035dbf4ddf6808551695a8494909331"` [INFO] [stdout] 36cbd857b16bb6d2c12fc982c2ac60049035dbf4ddf6808551695a8494909331