Nov 17 10:15:14.056 INFO testing adolfosilva/vcrust against try#2e026d6e5d7621634147ad4c8074f1d964dbb1be for pr-55982
Nov 17 10:15:14.056 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-0/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-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"`
Nov 17 10:15:14.836 INFO [stdout] 92fdde4113387e71852ac26a9c33641cbbe06b674a0b3d1a2759594f908dbfa4
Nov 17 10:15:14.838 INFO running `"docker" "start" "-a" "92fdde4113387e71852ac26a9c33641cbbe06b674a0b3d1a2759594f908dbfa4"`
Nov 17 10:15:17.174 INFO [stderr] usermod: no changes
Nov 17 10:15:17.267 INFO [stderr]    Compiling gcc v0.3.44
Nov 17 10:15:20.100 INFO [stderr]    Compiling vcrust v0.1.0 (/source)
Nov 17 10:15:21.703 INFO [stderr] warning: unused import: `std::iter::repeat`
Nov 17 10:15:21.703 INFO [stderr]  --> src/ops.rs:1:5
Nov 17 10:15:21.703 INFO [stderr]   |
Nov 17 10:15:21.703 INFO [stderr] 1 | use std::iter::repeat;
Nov 17 10:15:21.703 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Nov 17 10:15:21.703 INFO [stderr]   |
Nov 17 10:15:21.703 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 17 10:15:21.703 INFO [stderr] 
Nov 17 10:15:21.703 INFO [stderr] warning: unused import: `ImageType`
Nov 17 10:15:21.703 INFO [stderr]  --> src/ops.rs:2:20
Nov 17 10:15:21.703 INFO [stderr]   |
Nov 17 10:15:21.703 INFO [stderr] 2 | use image::{Image, ImageType, Channel};
Nov 17 10:15:21.703 INFO [stderr]   |                    ^^^^^^^^^
Nov 17 10:15:21.703 INFO [stderr] 
Nov 17 10:15:21.937 INFO [stderr] warning: variable does not need to be mutable
Nov 17 10:15:21.937 INFO [stderr]    --> src/image.rs:263:13
Nov 17 10:15:21.937 INFO [stderr]     |
Nov 17 10:15:21.937 INFO [stderr] 263 |         let mut bits = bytes.map(|b| b.unwrap()).collect::<Vec<u8>>();
Nov 17 10:15:21.937 INFO [stderr]     |             ----^^^^
Nov 17 10:15:21.937 INFO [stderr]     |             |
Nov 17 10:15:21.937 INFO [stderr]     |             help: remove this `mut`
Nov 17 10:15:21.937 INFO [stderr]     |
Nov 17 10:15:21.937 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Nov 17 10:15:21.937 INFO [stderr] 
Nov 17 10:15:21.957 INFO [stderr] warning: unused return value of `std::iter::Iterator::collect` that must be used
Nov 17 10:15:21.957 INFO [stderr]    --> src/image.rs:295:9
Nov 17 10:15:21.957 INFO [stderr]     |
Nov 17 10:15:21.957 INFO [stderr] 295 |         bytes.map(|b| b.unwrap()).take_while(|b| *b != b'\n').collect::<Vec<u8>>();
Nov 17 10:15:21.957 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 10:15:21.957 INFO [stderr]     |
Nov 17 10:15:21.957 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Nov 17 10:15:21.957 INFO [stderr]     = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Nov 17 10:15:21.957 INFO [stderr] 
Nov 17 10:15:22.892 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.69s
Nov 17 10:15:22.912 INFO [stderr] su: No module specific data is present
Nov 17 10:15:23.677 INFO running `"docker" "inspect" "92fdde4113387e71852ac26a9c33641cbbe06b674a0b3d1a2759594f908dbfa4"`
Nov 17 10:15:23.976 INFO running `"docker" "rm" "-f" "92fdde4113387e71852ac26a9c33641cbbe06b674a0b3d1a2759594f908dbfa4"`
Nov 17 10:15:24.262 INFO [stdout] 92fdde4113387e71852ac26a9c33641cbbe06b674a0b3d1a2759594f908dbfa4
Nov 17 10:15:24.271 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-0/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-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"`
Nov 17 10:15:24.934 INFO [stdout] 0d0f152b39d324f8777c47cac0621a74616565ed822ed50dab8d054eb5c41075
Nov 17 10:15:24.937 INFO running `"docker" "start" "-a" "0d0f152b39d324f8777c47cac0621a74616565ed822ed50dab8d054eb5c41075"`
Nov 17 10:15:26.384 INFO [stderr] usermod: no changes
Nov 17 10:15:26.425 INFO [stderr]    Compiling vcrust v0.1.0 (/source)
Nov 17 10:15:27.000 INFO [stderr] warning: variable does not need to be mutable
Nov 17 10:15:27.001 INFO [stderr]    --> src/image.rs:263:13
Nov 17 10:15:27.002 INFO [stderr]     |
Nov 17 10:15:27.002 INFO [stderr] 263 |         let mut bits = bytes.map(|b| b.unwrap()).collect::<Vec<u8>>();
Nov 17 10:15:27.003 INFO [stderr]     |             ----^^^^
Nov 17 10:15:27.003 INFO [stderr]     |             |
Nov 17 10:15:27.004 INFO [stderr]     |             help: remove this `mut`
Nov 17 10:15:27.005 INFO [stderr]     |
Nov 17 10:15:27.005 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Nov 17 10:15:27.006 INFO [stderr] 
Nov 17 10:15:27.041 INFO [stderr] warning: unused return value of `std::iter::Iterator::collect` that must be used
Nov 17 10:15:27.042 INFO [stderr]    --> src/image.rs:295:9
Nov 17 10:15:27.043 INFO [stderr]     |
Nov 17 10:15:27.044 INFO [stderr] 295 |         bytes.map(|b| b.unwrap()).take_while(|b| *b != b'\n').collect::<Vec<u8>>();
Nov 17 10:15:27.044 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 10:15:27.045 INFO [stderr]     |
Nov 17 10:15:27.046 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Nov 17 10:15:27.046 INFO [stderr]     = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Nov 17 10:15:27.047 INFO [stderr] 
Nov 17 10:15:27.049 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 10:15:27.049 INFO [stderr]    --> src/image.rs:429:5
Nov 17 10:15:27.049 INFO [stderr]     |
Nov 17 10:15:27.049 INFO [stderr] 429 |     img.write("image/barbara2.pgm");
Nov 17 10:15:27.049 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 10:15:27.049 INFO [stderr]     |
Nov 17 10:15:27.049 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 10:15:27.050 INFO [stderr] 
Nov 17 10:15:28.067 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.66s
Nov 17 10:15:28.071 INFO [stderr] su: No module specific data is present
Nov 17 10:15:28.576 INFO running `"docker" "inspect" "0d0f152b39d324f8777c47cac0621a74616565ed822ed50dab8d054eb5c41075"`
Nov 17 10:15:28.710 INFO running `"docker" "rm" "-f" "0d0f152b39d324f8777c47cac0621a74616565ed822ed50dab8d054eb5c41075"`
Nov 17 10:15:28.963 INFO [stdout] 0d0f152b39d324f8777c47cac0621a74616565ed822ed50dab8d054eb5c41075