Dec 14 03:59:38.898 INFO testing adolfosilva/vcrust against try#aa49d8ef14939ddec0e34b346b60174a5673d48f for pr-56550
Dec 14 03:59:38.898 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-1/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-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 14 03:59:39.357 INFO [stdout] 58c774aa139126adb682d42b0fe2ed5759f5cbda88a5ead8a76d1109999ad55e
Dec 14 03:59:39.363 INFO running `"docker" "start" "-a" "58c774aa139126adb682d42b0fe2ed5759f5cbda88a5ead8a76d1109999ad55e"`
Dec 14 03:59:40.817 INFO [stderr] usermod: no changes
Dec 14 03:59:40.879 INFO [stderr]    Compiling gcc v0.3.44
Dec 14 03:59:43.979 INFO [stderr]    Compiling vcrust v0.1.0 (/source)
Dec 14 03:59:45.459 INFO [stderr] warning: unused import: `std::iter::repeat`
Dec 14 03:59:45.459 INFO [stderr]  --> src/ops.rs:1:5
Dec 14 03:59:45.459 INFO [stderr]   |
Dec 14 03:59:45.459 INFO [stderr] 1 | use std::iter::repeat;
Dec 14 03:59:45.459 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Dec 14 03:59:45.459 INFO [stderr]   |
Dec 14 03:59:45.459 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 14 03:59:45.459 INFO [stderr] 
Dec 14 03:59:45.459 INFO [stderr] warning: unused import: `ImageType`
Dec 14 03:59:45.459 INFO [stderr]  --> src/ops.rs:2:20
Dec 14 03:59:45.459 INFO [stderr]   |
Dec 14 03:59:45.459 INFO [stderr] 2 | use image::{Image, ImageType, Channel};
Dec 14 03:59:45.459 INFO [stderr]   |                    ^^^^^^^^^
Dec 14 03:59:45.459 INFO [stderr] 
Dec 14 03:59:45.641 INFO [stderr] warning: variable does not need to be mutable
Dec 14 03:59:45.641 INFO [stderr]    --> src/image.rs:263:13
Dec 14 03:59:45.641 INFO [stderr]     |
Dec 14 03:59:45.642 INFO [stderr] 263 |         let mut bits = bytes.map(|b| b.unwrap()).collect::<Vec<u8>>();
Dec 14 03:59:45.642 INFO [stderr]     |             ----^^^^
Dec 14 03:59:45.642 INFO [stderr]     |             |
Dec 14 03:59:45.643 INFO [stderr]     |             help: remove this `mut`
Dec 14 03:59:45.643 INFO [stderr]     |
Dec 14 03:59:45.643 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 14 03:59:45.643 INFO [stderr] 
Dec 14 03:59:45.660 INFO [stderr] warning: unused return value of `std::iter::Iterator::collect` that must be used
Dec 14 03:59:45.660 INFO [stderr]    --> src/image.rs:295:9
Dec 14 03:59:45.661 INFO [stderr]     |
Dec 14 03:59:45.661 INFO [stderr] 295 |         bytes.map(|b| b.unwrap()).take_while(|b| *b != b'\n').collect::<Vec<u8>>();
Dec 14 03:59:45.662 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 03:59:45.662 INFO [stderr]     |
Dec 14 03:59:45.662 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 14 03:59:45.662 INFO [stderr]     = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Dec 14 03:59:45.663 INFO [stderr] 
Dec 14 03:59:46.449 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.61s
Dec 14 03:59:46.450 INFO [stderr] su: No module specific data is present
Dec 14 03:59:47.093 INFO running `"docker" "inspect" "58c774aa139126adb682d42b0fe2ed5759f5cbda88a5ead8a76d1109999ad55e"`
Dec 14 03:59:47.405 INFO running `"docker" "rm" "-f" "58c774aa139126adb682d42b0fe2ed5759f5cbda88a5ead8a76d1109999ad55e"`
Dec 14 03:59:47.767 INFO [stdout] 58c774aa139126adb682d42b0fe2ed5759f5cbda88a5ead8a76d1109999ad55e
Dec 14 03:59:47.772 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-1/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-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 14 03:59:48.233 INFO [stdout] 313dc08b9bc303bfd9000fad95459c044bd737ba0ca59b604e99ac7e3820d52d
Dec 14 03:59:48.239 INFO running `"docker" "start" "-a" "313dc08b9bc303bfd9000fad95459c044bd737ba0ca59b604e99ac7e3820d52d"`
Dec 14 03:59:49.538 INFO [stderr] usermod: no changes
Dec 14 03:59:49.587 INFO [stderr]    Compiling vcrust v0.1.0 (/source)
Dec 14 03:59:50.471 INFO [stderr] warning: variable does not need to be mutable
Dec 14 03:59:50.471 INFO [stderr]    --> src/image.rs:263:13
Dec 14 03:59:50.472 INFO [stderr]     |
Dec 14 03:59:50.472 INFO [stderr] 263 |         let mut bits = bytes.map(|b| b.unwrap()).collect::<Vec<u8>>();
Dec 14 03:59:50.472 INFO [stderr]     |             ----^^^^
Dec 14 03:59:50.472 INFO [stderr]     |             |
Dec 14 03:59:50.472 INFO [stderr]     |             help: remove this `mut`
Dec 14 03:59:50.472 INFO [stderr]     |
Dec 14 03:59:50.472 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 14 03:59:50.472 INFO [stderr] 
Dec 14 03:59:50.512 INFO [stderr] warning: unused return value of `std::iter::Iterator::collect` that must be used
Dec 14 03:59:50.512 INFO [stderr]    --> src/image.rs:295:9
Dec 14 03:59:50.512 INFO [stderr]     |
Dec 14 03:59:50.513 INFO [stderr] 295 |         bytes.map(|b| b.unwrap()).take_while(|b| *b != b'\n').collect::<Vec<u8>>();
Dec 14 03:59:50.513 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 03:59:50.513 INFO [stderr]     |
Dec 14 03:59:50.513 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 14 03:59:50.513 INFO [stderr]     = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Dec 14 03:59:50.513 INFO [stderr] 
Dec 14 03:59:50.513 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 03:59:50.513 INFO [stderr]    --> src/image.rs:429:5
Dec 14 03:59:50.513 INFO [stderr]     |
Dec 14 03:59:50.513 INFO [stderr] 429 |     img.write("image/barbara2.pgm");
Dec 14 03:59:50.513 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 03:59:50.513 INFO [stderr]     |
Dec 14 03:59:50.513 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 03:59:50.513 INFO [stderr] 
Dec 14 03:59:51.759 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.19s
Dec 14 03:59:51.765 INFO [stderr] su: No module specific data is present
Dec 14 03:59:52.441 INFO running `"docker" "inspect" "313dc08b9bc303bfd9000fad95459c044bd737ba0ca59b604e99ac7e3820d52d"`
Dec 14 03:59:52.751 INFO running `"docker" "rm" "-f" "313dc08b9bc303bfd9000fad95459c044bd737ba0ca59b604e99ac7e3820d52d"`
Dec 14 03:59:53.043 INFO [stdout] 313dc08b9bc303bfd9000fad95459c044bd737ba0ca59b604e99ac7e3820d52d