Dec 02 01:38:54.607 INFO testing adolfosilva/vcrust against master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61 for beta-1.31-5
Dec 02 01:38:54.607 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-4/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/beta-1.31-5/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/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 +8940af3cea4a9a9deabcaf843b2f8cad9a83fc61-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 02 01:38:55.094 INFO [stdout] 3628ef73becbba7d4f290c4995b2d02686cb010790ae33c7afcd339c2ad9133c
Dec 02 01:38:55.096 INFO running `"docker" "start" "-a" "3628ef73becbba7d4f290c4995b2d02686cb010790ae33c7afcd339c2ad9133c"`
Dec 02 01:38:57.409 INFO [stderr] usermod: no changes
Dec 02 01:38:57.483 INFO [stderr]    Compiling gcc v0.3.44
Dec 02 01:39:00.684 INFO [stderr]    Compiling vcrust v0.1.0 (/source)
Dec 02 01:39:02.581 INFO [stderr] warning: unused import: `std::iter::repeat`
Dec 02 01:39:02.582 INFO [stderr]  --> src/ops.rs:1:5
Dec 02 01:39:02.582 INFO [stderr]   |
Dec 02 01:39:02.582 INFO [stderr] 1 | use std::iter::repeat;
Dec 02 01:39:02.582 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Dec 02 01:39:02.582 INFO [stderr]   |
Dec 02 01:39:02.582 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 02 01:39:02.582 INFO [stderr] 
Dec 02 01:39:02.582 INFO [stderr] warning: unused import: `ImageType`
Dec 02 01:39:02.582 INFO [stderr]  --> src/ops.rs:2:20
Dec 02 01:39:02.582 INFO [stderr]   |
Dec 02 01:39:02.582 INFO [stderr] 2 | use image::{Image, ImageType, Channel};
Dec 02 01:39:02.582 INFO [stderr]   |                    ^^^^^^^^^
Dec 02 01:39:02.582 INFO [stderr] 
Dec 02 01:39:02.782 INFO [stderr] warning: variable does not need to be mutable
Dec 02 01:39:02.782 INFO [stderr]    --> src/image.rs:263:13
Dec 02 01:39:02.783 INFO [stderr]     |
Dec 02 01:39:02.783 INFO [stderr] 263 |         let mut bits = bytes.map(|b| b.unwrap()).collect::<Vec<u8>>();
Dec 02 01:39:02.783 INFO [stderr]     |             ----^^^^
Dec 02 01:39:02.783 INFO [stderr]     |             |
Dec 02 01:39:02.784 INFO [stderr]     |             help: remove this `mut`
Dec 02 01:39:02.784 INFO [stderr]     |
Dec 02 01:39:02.784 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 02 01:39:02.784 INFO [stderr] 
Dec 02 01:39:02.811 INFO [stderr] warning: unused return value of `std::iter::Iterator::collect` that must be used
Dec 02 01:39:02.811 INFO [stderr]    --> src/image.rs:295:9
Dec 02 01:39:02.811 INFO [stderr]     |
Dec 02 01:39:02.812 INFO [stderr] 295 |         bytes.map(|b| b.unwrap()).take_while(|b| *b != b'\n').collect::<Vec<u8>>();
Dec 02 01:39:02.812 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 01:39:02.812 INFO [stderr]     |
Dec 02 01:39:02.812 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 02 01:39:02.813 INFO [stderr]     = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Dec 02 01:39:02.813 INFO [stderr] 
Dec 02 01:39:03.846 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.41s
Dec 02 01:39:03.849 INFO [stderr] su: No module specific data is present
Dec 02 01:39:04.562 INFO running `"docker" "inspect" "3628ef73becbba7d4f290c4995b2d02686cb010790ae33c7afcd339c2ad9133c"`
Dec 02 01:39:04.813 INFO running `"docker" "rm" "-f" "3628ef73becbba7d4f290c4995b2d02686cb010790ae33c7afcd339c2ad9133c"`
Dec 02 01:39:05.091 INFO [stdout] 3628ef73becbba7d4f290c4995b2d02686cb010790ae33c7afcd339c2ad9133c
Dec 02 01:39:05.097 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-4/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/beta-1.31-5/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/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 +8940af3cea4a9a9deabcaf843b2f8cad9a83fc61-alt test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 02 01:39:07.804 INFO [stdout] f309b0aa112c654d4dcac3c728cdbacc4b3bbd9fb59d6352fbf17b602c878cc5
Dec 02 01:39:07.806 INFO running `"docker" "start" "-a" "f309b0aa112c654d4dcac3c728cdbacc4b3bbd9fb59d6352fbf17b602c878cc5"`
Dec 02 01:39:09.190 INFO [stderr] usermod: no changes
Dec 02 01:39:09.235 INFO [stderr]    Compiling vcrust v0.1.0 (/source)
Dec 02 01:39:10.339 INFO [stderr] warning: variable does not need to be mutable
Dec 02 01:39:10.343 INFO [stderr]    --> src/image.rs:263:13
Dec 02 01:39:10.343 INFO [stderr]     |
Dec 02 01:39:10.343 INFO [stderr] 263 |         let mut bits = bytes.map(|b| b.unwrap()).collect::<Vec<u8>>();
Dec 02 01:39:10.343 INFO [stderr]     |             ----^^^^
Dec 02 01:39:10.343 INFO [stderr]     |             |
Dec 02 01:39:10.343 INFO [stderr]     |             help: remove this `mut`
Dec 02 01:39:10.343 INFO [stderr]     |
Dec 02 01:39:10.343 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 02 01:39:10.343 INFO [stderr] 
Dec 02 01:39:10.369 INFO [stderr] warning: unused return value of `std::iter::Iterator::collect` that must be used
Dec 02 01:39:10.369 INFO [stderr]    --> src/image.rs:295:9
Dec 02 01:39:10.369 INFO [stderr]     |
Dec 02 01:39:10.369 INFO [stderr] 295 |         bytes.map(|b| b.unwrap()).take_while(|b| *b != b'\n').collect::<Vec<u8>>();
Dec 02 01:39:10.375 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 01:39:10.375 INFO [stderr]     |
Dec 02 01:39:10.375 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 02 01:39:10.375 INFO [stderr]     = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Dec 02 01:39:10.375 INFO [stderr] 
Dec 02 01:39:10.375 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 02 01:39:10.375 INFO [stderr]    --> src/image.rs:429:5
Dec 02 01:39:10.375 INFO [stderr]     |
Dec 02 01:39:10.375 INFO [stderr] 429 |     img.write("image/barbara2.pgm");
Dec 02 01:39:10.375 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 01:39:10.375 INFO [stderr]     |
Dec 02 01:39:10.375 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 02 01:39:10.375 INFO [stderr] 
Dec 02 01:39:11.739 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.53s
Dec 02 01:39:11.739 INFO [stderr] su: No module specific data is present
Dec 02 01:39:13.029 INFO running `"docker" "inspect" "f309b0aa112c654d4dcac3c728cdbacc4b3bbd9fb59d6352fbf17b602c878cc5"`
Dec 02 01:39:13.395 INFO running `"docker" "rm" "-f" "f309b0aa112c654d4dcac3c728cdbacc4b3bbd9fb59d6352fbf17b602c878cc5"`
Dec 02 01:39:13.643 INFO [stdout] f309b0aa112c654d4dcac3c728cdbacc4b3bbd9fb59d6352fbf17b602c878cc5
