[INFO] fetching crate rust-image-to-ascii 0.1.0... [INFO] extracting crate rust-image-to-ascii 0.1.0 into work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/rust-image-to-ascii/0.1.0 [INFO] extracting crate rust-image-to-ascii 0.1.0 into work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/rust-image-to-ascii/0.1.0 [INFO] validating manifest of rust-image-to-ascii-0.1.0 on toolchain master#c8865d8e195813ade6b84434ac9f8850e7112d1a [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of rust-image-to-ascii-0.1.0 on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing rust-image-to-ascii-0.1.0 [INFO] finished frobbing rust-image-to-ascii-0.1.0 [INFO] frobbed toml for rust-image-to-ascii-0.1.0 written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/rust-image-to-ascii/0.1.0/Cargo.toml [INFO] started frobbing rust-image-to-ascii-0.1.0 [INFO] finished frobbing rust-image-to-ascii-0.1.0 [INFO] frobbed toml for rust-image-to-ascii-0.1.0 written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/rust-image-to-ascii/0.1.0/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache lock [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing rust-image-to-ascii-0.1.0 against try#e212b7d492c96d3837691ba29d32d5f468933fb8 for pr-61629 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-3/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/rust-image-to-ascii/0.1.0:/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=forbid" "-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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "build" "--frozen"` [INFO] [stdout] 797c8e3ef552a1bdef9e719a925b4918136609bfac5b9ec9645b9b5331d3a9f2 [INFO] running `"docker" "start" "-a" "797c8e3ef552a1bdef9e719a925b4918136609bfac5b9ec9645b9b5331d3a9f2"` [INFO] [stderr] Compiling byteorder v0.5.3 [INFO] [stderr] Compiling inflate v0.1.1 [INFO] [stderr] Compiling gif v0.9.2 [INFO] [stderr] Compiling flate2 v0.2.20 [INFO] [stderr] Compiling num-bigint v0.1.44 [INFO] [stderr] Compiling jpeg-decoder v0.1.15 [INFO] [stderr] Compiling num-rational v0.1.42 [INFO] [stderr] Compiling image v0.10.4 [INFO] [stderr] Compiling png v0.5.2 [INFO] [stderr] Compiling raster v0.2.0 [INFO] [stderr] Compiling rust-image-to-ascii v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `raster::Image` [INFO] [stderr] --> src/main.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use raster::Image; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `if` condition [INFO] [stderr] --> src/main.rs:57:8 [INFO] [stderr] | [INFO] [stderr] 57 | if (type_str == "image/jpeg") { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_parens)] on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `if` condition [INFO] [stderr] --> src/main.rs:61:8 [INFO] [stderr] | [INFO] [stderr] 61 | if (type_str == "image/png") { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/main.rs:86:9 [INFO] [stderr] | [INFO] [stderr] 86 | for i in 0..size { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_i` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/main.rs:138:9 [INFO] [stderr] | [INFO] [stderr] 138 | for i in 0..max_size { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:48:9 [INFO] [stderr] | [INFO] [stderr] 48 | for mut line in image_type.iter() { [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/main.rs:49:13 [INFO] [stderr] | [INFO] [stderr] 49 | let mut l = &mut line.to_owned(); [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/main.rs:90:9 [INFO] [stderr] | [INFO] [stderr] 90 | let mut chars_s = " .-:*+=%@#"; [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/main.rs:91:9 [INFO] [stderr] | [INFO] [stderr] 91 | let mut chars = chars_s.chars(); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: function is never used: `test_save` [INFO] [stderr] --> src/main.rs:117:1 [INFO] [stderr] | [INFO] [stderr] 117 | fn test_save(avg: Vec>, size: i32) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:78:5 [INFO] [stderr] | [INFO] [stderr] 78 | file.write_all(&buf[..]); [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:122:13 [INFO] [stderr] | [INFO] [stderr] 122 | image.set_pixel(row, col, Color {r: 0, g: 0, b: 0, a: avg[(size - row - 1) as usize][(size - col - 1) as usize] as u8}); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: variable `imageLocation` should have a snake case name [INFO] [stderr] --> src/main.rs:128:12 [INFO] [stderr] | [INFO] [stderr] 128 | fn process(imageLocation: &String) [INFO] [stderr] | ^^^^^^^^^^^^^ help: convert the identifier to snake case: `image_location` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(non_snake_case)] on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 22.51s [INFO] running `"docker" "inspect" "797c8e3ef552a1bdef9e719a925b4918136609bfac5b9ec9645b9b5331d3a9f2"` [INFO] running `"docker" "rm" "-f" "797c8e3ef552a1bdef9e719a925b4918136609bfac5b9ec9645b9b5331d3a9f2"` [INFO] [stdout] 797c8e3ef552a1bdef9e719a925b4918136609bfac5b9ec9645b9b5331d3a9f2 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-3/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/rust-image-to-ascii/0.1.0:/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=forbid" "-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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "test" "--frozen" "--no-run"` [INFO] [stdout] 573941fcfad2317bd7529a02caed0503b2890d1b223d15fde12e03c010e6de19 [INFO] running `"docker" "start" "-a" "573941fcfad2317bd7529a02caed0503b2890d1b223d15fde12e03c010e6de19"` [INFO] [stderr] Compiling rust-image-to-ascii v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `raster::Image` [INFO] [stderr] --> src/main.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use raster::Image; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `if` condition [INFO] [stderr] --> src/main.rs:57:8 [INFO] [stderr] | [INFO] [stderr] 57 | if (type_str == "image/jpeg") { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_parens)] on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `if` condition [INFO] [stderr] --> src/main.rs:61:8 [INFO] [stderr] | [INFO] [stderr] 61 | if (type_str == "image/png") { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/main.rs:86:9 [INFO] [stderr] | [INFO] [stderr] 86 | for i in 0..size { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_i` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/main.rs:138:9 [INFO] [stderr] | [INFO] [stderr] 138 | for i in 0..max_size { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:48:9 [INFO] [stderr] | [INFO] [stderr] 48 | for mut line in image_type.iter() { [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/main.rs:49:13 [INFO] [stderr] | [INFO] [stderr] 49 | let mut l = &mut line.to_owned(); [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/main.rs:90:9 [INFO] [stderr] | [INFO] [stderr] 90 | let mut chars_s = " .-:*+=%@#"; [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/main.rs:91:9 [INFO] [stderr] | [INFO] [stderr] 91 | let mut chars = chars_s.chars(); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: function is never used: `test_save` [INFO] [stderr] --> src/main.rs:117:1 [INFO] [stderr] | [INFO] [stderr] 117 | fn test_save(avg: Vec>, size: i32) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:78:5 [INFO] [stderr] | [INFO] [stderr] 78 | file.write_all(&buf[..]); [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:122:13 [INFO] [stderr] | [INFO] [stderr] 122 | image.set_pixel(row, col, Color {r: 0, g: 0, b: 0, a: avg[(size - row - 1) as usize][(size - col - 1) as usize] as u8}); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: variable `imageLocation` should have a snake case name [INFO] [stderr] --> src/main.rs:128:12 [INFO] [stderr] | [INFO] [stderr] 128 | fn process(imageLocation: &String) [INFO] [stderr] | ^^^^^^^^^^^^^ help: convert the identifier to snake case: `image_location` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(non_snake_case)] on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.59s [INFO] running `"docker" "inspect" "573941fcfad2317bd7529a02caed0503b2890d1b223d15fde12e03c010e6de19"` [INFO] running `"docker" "rm" "-f" "573941fcfad2317bd7529a02caed0503b2890d1b223d15fde12e03c010e6de19"` [INFO] [stdout] 573941fcfad2317bd7529a02caed0503b2890d1b223d15fde12e03c010e6de19 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-3/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/rust-image-to-ascii/0.1.0:/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=forbid" "-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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "test" "--frozen"` [INFO] [stdout] 4fd3a67ca2d380a694edaad5d6a517f0e5274aab4212167a5a75359c53a1e43e [INFO] running `"docker" "start" "-a" "4fd3a67ca2d380a694edaad5d6a517f0e5274aab4212167a5a75359c53a1e43e"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.11s [INFO] [stderr] Running /opt/crater/target/debug/deps/rust_image_to_ascii-581c2aee082f707b [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" "4fd3a67ca2d380a694edaad5d6a517f0e5274aab4212167a5a75359c53a1e43e"` [INFO] running `"docker" "rm" "-f" "4fd3a67ca2d380a694edaad5d6a517f0e5274aab4212167a5a75359c53a1e43e"` [INFO] [stdout] 4fd3a67ca2d380a694edaad5d6a517f0e5274aab4212167a5a75359c53a1e43e