Dec 05 16:37:08.029 INFO testing lesguillemets/effective-fortnight against master#906deae0790bd18681b937fe9a141a3c26cf1855 for pr-56514
Dec 05 16:37:08.029 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-6/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +906deae0790bd18681b937fe9a141a3c26cf1855-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 05 16:37:08.397 INFO [stdout] b6c909aa08f686d9696ba96f68a70cac07a1faf3b3e469720dec9f03d8f2c857
Dec 05 16:37:08.404 INFO running `"docker" "start" "-a" "b6c909aa08f686d9696ba96f68a70cac07a1faf3b3e469720dec9f03d8f2c857"`
Dec 05 16:37:09.604 INFO [stderr] usermod: no changes
Dec 05 16:37:09.744 INFO [stderr]    Compiling deflate v0.7.6
Dec 05 16:37:09.776 INFO [stderr]    Compiling jpeg-decoder v0.1.12
Dec 05 16:37:12.692 INFO [stderr]    Compiling png v0.6.2
Dec 05 16:37:15.348 INFO [stderr]    Compiling image v0.12.3
Dec 05 16:37:26.532 INFO [stderr]    Compiling colourful-converter v0.1.0 (/source)
Dec 05 16:37:27.181 INFO [stderr] warning: unused imports: `ColorType`, `Rgb`
Dec 05 16:37:27.181 INFO [stderr]  --> src/decode.rs:4:13
Dec 05 16:37:27.181 INFO [stderr]   |
Dec 05 16:37:27.181 INFO [stderr] 4 | use image::{ColorType, Rgb, Pixel};
Dec 05 16:37:27.182 INFO [stderr]   |             ^^^^^^^^^  ^^^
Dec 05 16:37:27.182 INFO [stderr]   |
Dec 05 16:37:27.182 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 05 16:37:27.182 INFO [stderr] 
Dec 05 16:37:27.182 INFO [stderr] warning: doc comment not used by rustdoc
Dec 05 16:37:27.182 INFO [stderr]   --> src/main.rs:19:5
Dec 05 16:37:27.182 INFO [stderr]    |
Dec 05 16:37:27.182 INFO [stderr] 19 |     /// decode the encoded file to validate
Dec 05 16:37:27.182 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 16:37:27.182 INFO [stderr]    |
Dec 05 16:37:27.182 INFO [stderr]    = note: #[warn(unused_doc_comments)] on by default
Dec 05 16:37:27.182 INFO [stderr] 
Dec 05 16:37:27.252 INFO [stderr] warning: unused import: `GenericImage`
Dec 05 16:37:27.252 INFO [stderr]  --> src/decode.rs:3:13
Dec 05 16:37:27.252 INFO [stderr]   |
Dec 05 16:37:27.252 INFO [stderr] 3 | use image::{GenericImage, ImageDecoder};
Dec 05 16:37:27.252 INFO [stderr]   |             ^^^^^^^^^^^^
Dec 05 16:37:27.252 INFO [stderr] 
Dec 05 16:37:27.252 INFO [stderr] warning: unused import: `Pixel`
Dec 05 16:37:27.252 INFO [stderr]  --> src/decode.rs:4:29
Dec 05 16:37:27.252 INFO [stderr]   |
Dec 05 16:37:27.252 INFO [stderr] 4 | use image::{ColorType, Rgb, Pixel};
Dec 05 16:37:27.252 INFO [stderr]   |                             ^^^^^
Dec 05 16:37:27.252 INFO [stderr] 
Dec 05 16:37:27.260 INFO [stderr] warning: unused variable: `w`
Dec 05 16:37:27.260 INFO [stderr]   --> src/decode.rs:11:10
Dec 05 16:37:27.260 INFO [stderr]    |
Dec 05 16:37:27.260 INFO [stderr] 11 |     let (w, h) = decoder.dimensions().expect("cannot get file dimensions");
Dec 05 16:37:27.260 INFO [stderr]    |          ^ help: consider using `_w` instead
Dec 05 16:37:27.260 INFO [stderr]    |
Dec 05 16:37:27.260 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 05 16:37:27.260 INFO [stderr] 
Dec 05 16:37:27.260 INFO [stderr] warning: unused variable: `i`
Dec 05 16:37:27.260 INFO [stderr]   --> src/decode.rs:73:60
Dec 05 16:37:27.260 INFO [stderr]    |
Dec 05 16:37:27.260 INFO [stderr] 73 |     let mut x = header.chunks(3).enumerate().skip_while(|&(i, p)| is_empty(p));
Dec 05 16:37:27.260 INFO [stderr]    |                                                            ^ help: consider using `_i` instead
Dec 05 16:37:27.260 INFO [stderr] 
Dec 05 16:37:27.262 INFO [stderr] warning: variable does not need to be mutable
Dec 05 16:37:27.262 INFO [stderr]   --> src/main.rs:29:9
Dec 05 16:37:27.263 INFO [stderr]    |
Dec 05 16:37:27.263 INFO [stderr] 29 |     let mut outf = &mut File::create(&Path::new(to_file)).expect("fileerror");
Dec 05 16:37:27.263 INFO [stderr]    |         ----^^^^
Dec 05 16:37:27.263 INFO [stderr]    |         |
Dec 05 16:37:27.263 INFO [stderr]    |         help: remove this `mut`
Dec 05 16:37:27.263 INFO [stderr]    |
Dec 05 16:37:27.263 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 05 16:37:27.263 INFO [stderr] 
Dec 05 16:37:27.274 INFO [stderr] warning: variable does not need to be mutable
Dec 05 16:37:27.274 INFO [stderr]   --> src/decode.rs:46:9
Dec 05 16:37:27.274 INFO [stderr]    |
Dec 05 16:37:27.274 INFO [stderr] 46 |     let mut header = body.next().expect("empty body");
Dec 05 16:37:27.274 INFO [stderr]    |         ----^^^^^^
Dec 05 16:37:27.274 INFO [stderr]    |         |
Dec 05 16:37:27.274 INFO [stderr]    |         help: remove this `mut`
Dec 05 16:37:27.274 INFO [stderr] 
Dec 05 16:37:27.284 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 16:37:27.284 INFO [stderr]   --> src/main.rs:22:5
Dec 05 16:37:27.284 INFO [stderr]    |
Dec 05 16:37:27.284 INFO [stderr] 22 |     test.write(&decode_file("out.png"));
Dec 05 16:37:27.284 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 16:37:27.284 INFO [stderr]    |
Dec 05 16:37:27.284 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 05 16:37:27.284 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 16:37:27.284 INFO [stderr] 
Dec 05 16:37:27.284 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 16:37:27.284 INFO [stderr]   --> src/main.rs:30:5
Dec 05 16:37:27.284 INFO [stderr]    |
Dec 05 16:37:27.284 INFO [stderr] 30 |     image::ImageRgb8(imgbuf).save(outf, image::PNG);
Dec 05 16:37:27.284 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 16:37:27.284 INFO [stderr]    |
Dec 05 16:37:27.284 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 16:37:27.284 INFO [stderr] 
Dec 05 16:37:28.657 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.01s
Dec 05 16:37:28.660 INFO [stderr] su: No module specific data is present
Dec 05 16:37:29.136 INFO running `"docker" "inspect" "b6c909aa08f686d9696ba96f68a70cac07a1faf3b3e469720dec9f03d8f2c857"`
Dec 05 16:37:29.306 INFO running `"docker" "rm" "-f" "b6c909aa08f686d9696ba96f68a70cac07a1faf3b3e469720dec9f03d8f2c857"`
Dec 05 16:37:29.585 INFO [stdout] b6c909aa08f686d9696ba96f68a70cac07a1faf3b3e469720dec9f03d8f2c857
Dec 05 16:37:29.590 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-6/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +906deae0790bd18681b937fe9a141a3c26cf1855-alt test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 05 16:37:30.076 INFO [stdout] 3c4cce395d895c982e9a13c42ce5aae10c5b17cb75ee4fedd37e0d1f4b8d0b97
Dec 05 16:37:30.078 INFO running `"docker" "start" "-a" "3c4cce395d895c982e9a13c42ce5aae10c5b17cb75ee4fedd37e0d1f4b8d0b97"`
Dec 05 16:37:30.840 INFO [stderr] usermod: no changes
Dec 05 16:37:30.985 INFO [stderr]    Compiling colourful-converter v0.1.0 (/source)
Dec 05 16:37:31.867 INFO [stderr] warning: unused imports: `ColorType`, `Rgb`
Dec 05 16:37:31.867 INFO [stderr]  --> src/decode.rs:4:13
Dec 05 16:37:31.867 INFO [stderr]   |
Dec 05 16:37:31.867 INFO [stderr] 4 | use image::{ColorType, Rgb, Pixel};
Dec 05 16:37:31.867 INFO [stderr]   |             ^^^^^^^^^  ^^^
Dec 05 16:37:31.867 INFO [stderr]   |
Dec 05 16:37:31.867 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 05 16:37:31.867 INFO [stderr] 
Dec 05 16:37:31.869 INFO [stderr] warning: doc comment not used by rustdoc
Dec 05 16:37:31.869 INFO [stderr]   --> src/main.rs:19:5
Dec 05 16:37:31.869 INFO [stderr]    |
Dec 05 16:37:31.869 INFO [stderr] 19 |     /// decode the encoded file to validate
Dec 05 16:37:31.869 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 16:37:31.869 INFO [stderr]    |
Dec 05 16:37:31.869 INFO [stderr]    = note: #[warn(unused_doc_comments)] on by default
Dec 05 16:37:31.869 INFO [stderr] 
Dec 05 16:37:31.929 INFO [stderr] warning: unused import: `GenericImage`
Dec 05 16:37:31.929 INFO [stderr]  --> src/decode.rs:3:13
Dec 05 16:37:31.929 INFO [stderr]   |
Dec 05 16:37:31.930 INFO [stderr] 3 | use image::{GenericImage, ImageDecoder};
Dec 05 16:37:31.930 INFO [stderr]   |             ^^^^^^^^^^^^
Dec 05 16:37:31.930 INFO [stderr] 
Dec 05 16:37:31.930 INFO [stderr] warning: unused import: `Pixel`
Dec 05 16:37:31.930 INFO [stderr]  --> src/decode.rs:4:29
Dec 05 16:37:31.930 INFO [stderr]   |
Dec 05 16:37:31.930 INFO [stderr] 4 | use image::{ColorType, Rgb, Pixel};
Dec 05 16:37:31.930 INFO [stderr]   |                             ^^^^^
Dec 05 16:37:31.930 INFO [stderr] 
Dec 05 16:37:31.933 INFO [stderr] warning: unused variable: `w`
Dec 05 16:37:31.933 INFO [stderr]   --> src/decode.rs:11:10
Dec 05 16:37:31.933 INFO [stderr]    |
Dec 05 16:37:31.933 INFO [stderr] 11 |     let (w, h) = decoder.dimensions().expect("cannot get file dimensions");
Dec 05 16:37:31.933 INFO [stderr]    |          ^ help: consider using `_w` instead
Dec 05 16:37:31.933 INFO [stderr]    |
Dec 05 16:37:31.933 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 05 16:37:31.933 INFO [stderr] 
Dec 05 16:37:31.934 INFO [stderr] warning: unused variable: `i`
Dec 05 16:37:31.934 INFO [stderr]   --> src/decode.rs:73:60
Dec 05 16:37:31.934 INFO [stderr]    |
Dec 05 16:37:31.934 INFO [stderr] 73 |     let mut x = header.chunks(3).enumerate().skip_while(|&(i, p)| is_empty(p));
Dec 05 16:37:31.934 INFO [stderr]    |                                                            ^ help: consider using `_i` instead
Dec 05 16:37:31.934 INFO [stderr] 
Dec 05 16:37:31.939 INFO [stderr] warning: variable does not need to be mutable
Dec 05 16:37:31.939 INFO [stderr]   --> src/main.rs:29:9
Dec 05 16:37:31.939 INFO [stderr]    |
Dec 05 16:37:31.939 INFO [stderr] 29 |     let mut outf = &mut File::create(&Path::new(to_file)).expect("fileerror");
Dec 05 16:37:31.939 INFO [stderr]    |         ----^^^^
Dec 05 16:37:31.939 INFO [stderr]    |         |
Dec 05 16:37:31.939 INFO [stderr]    |         help: remove this `mut`
Dec 05 16:37:31.939 INFO [stderr]    |
Dec 05 16:37:31.939 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 05 16:37:31.939 INFO [stderr] 
Dec 05 16:37:31.947 INFO [stderr] warning: variable does not need to be mutable
Dec 05 16:37:31.948 INFO [stderr]   --> src/decode.rs:46:9
Dec 05 16:37:31.948 INFO [stderr]    |
Dec 05 16:37:31.948 INFO [stderr] 46 |     let mut header = body.next().expect("empty body");
Dec 05 16:37:31.948 INFO [stderr]    |         ----^^^^^^
Dec 05 16:37:31.948 INFO [stderr]    |         |
Dec 05 16:37:31.948 INFO [stderr]    |         help: remove this `mut`
Dec 05 16:37:31.948 INFO [stderr] 
Dec 05 16:37:31.956 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 16:37:31.956 INFO [stderr]   --> src/main.rs:22:5
Dec 05 16:37:31.956 INFO [stderr]    |
Dec 05 16:37:31.956 INFO [stderr] 22 |     test.write(&decode_file("out.png"));
Dec 05 16:37:31.956 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 16:37:31.956 INFO [stderr]    |
Dec 05 16:37:31.956 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 05 16:37:31.956 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 16:37:31.956 INFO [stderr] 
Dec 05 16:37:31.956 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 16:37:31.956 INFO [stderr]   --> src/main.rs:30:5
Dec 05 16:37:31.956 INFO [stderr]    |
Dec 05 16:37:31.956 INFO [stderr] 30 |     image::ImageRgb8(imgbuf).save(outf, image::PNG);
Dec 05 16:37:31.956 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 16:37:31.956 INFO [stderr]    |
Dec 05 16:37:31.956 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 16:37:31.956 INFO [stderr] 
Dec 05 16:37:32.204 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.35s
Dec 05 16:37:32.208 INFO [stderr] su: No module specific data is present
Dec 05 16:37:32.433 INFO running `"docker" "inspect" "3c4cce395d895c982e9a13c42ce5aae10c5b17cb75ee4fedd37e0d1f4b8d0b97"`
Dec 05 16:37:32.529 INFO running `"docker" "rm" "-f" "3c4cce395d895c982e9a13c42ce5aae10c5b17cb75ee4fedd37e0d1f4b8d0b97"`
Dec 05 16:37:32.654 INFO [stdout] 3c4cce395d895c982e9a13c42ce5aae10c5b17cb75ee4fedd37e0d1f4b8d0b97
Dec 05 16:37:32.656 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-6/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +906deae0790bd18681b937fe9a141a3c26cf1855-alt test --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 05 16:37:32.862 INFO [stdout] 63bf0700d2b6fefafadaddb447c5bb2001f971c9f76f908b774b21c2af907194
Dec 05 16:37:32.866 INFO running `"docker" "start" "-a" "63bf0700d2b6fefafadaddb447c5bb2001f971c9f76f908b774b21c2af907194"`
Dec 05 16:37:33.303 INFO [stderr] usermod: no changes
Dec 05 16:37:33.353 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
Dec 05 16:37:33.364 INFO [stderr]      Running /target/debug/deps/colourful_converter-240426613659301a
Dec 05 16:37:33.366 INFO [stdout] 
Dec 05 16:37:33.366 INFO [stdout] running 0 tests
Dec 05 16:37:33.366 INFO [stdout] 
Dec 05 16:37:33.366 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 05 16:37:33.366 INFO [stdout] 
Dec 05 16:37:33.367 INFO [stderr] su: No module specific data is present
Dec 05 16:37:33.722 INFO running `"docker" "inspect" "63bf0700d2b6fefafadaddb447c5bb2001f971c9f76f908b774b21c2af907194"`
Dec 05 16:37:33.898 INFO running `"docker" "rm" "-f" "63bf0700d2b6fefafadaddb447c5bb2001f971c9f76f908b774b21c2af907194"`
Dec 05 16:37:34.116 INFO [stdout] 63bf0700d2b6fefafadaddb447c5bb2001f971c9f76f908b774b21c2af907194