Nov 27 20:10:50.921 INFO checking sn99/mandelbrot against master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5 for pr-56074
Nov 27 20:10:50.921 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-1/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56074/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/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 +0b9f19dff1347e29bf4362ab5a8fab84b43023b5-alt check --frozen --all --all-targets" "-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 27 20:10:51.313 INFO [stdout] 41539608fd6cffea37723650cf6709edc56db9abf58e39a45b5913f5cff8b3ef
Nov 27 20:10:51.313 INFO running `"docker" "start" "-a" "41539608fd6cffea37723650cf6709edc56db9abf58e39a45b5913f5cff8b3ef"`
Nov 27 20:10:52.428 INFO [stderr] usermod: no changes
Nov 27 20:10:52.676 INFO [stderr]    Compiling num-complex v0.2.1
Nov 27 20:10:52.678 INFO [stderr]     Checking crossbeam-epoch v0.6.1
Nov 27 20:10:52.684 INFO [stderr]    Compiling syn v0.15.15
Nov 27 20:10:52.684 INFO [stderr]     Checking num-bigint v0.2.0
Nov 27 20:10:54.708 INFO [stderr]     Checking crossbeam-channel v0.3.2
Nov 27 20:10:54.708 INFO [stderr]     Checking crossbeam-deque v0.6.2
Nov 27 20:10:58.704 INFO [stderr]     Checking crossbeam v0.5.0
Nov 27 20:10:59.182 INFO [stderr]     Checking num-rational v0.2.1
Nov 27 20:11:00.964 INFO [stderr]     Checking num v0.2.0
Nov 27 20:11:04.936 INFO [stderr]    Compiling num-derive v0.2.3
Nov 27 20:11:11.753 INFO [stderr]     Checking tiff v0.2.1
Nov 27 20:11:12.764 INFO [stderr]     Checking image v0.20.1
Nov 27 20:11:17.677 INFO [stderr]     Checking mandelbrot v0.1.0 (/source)
Nov 27 20:11:19.092 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 27 20:11:19.093 INFO [stderr]    --> src/main.rs:141:9
Nov 27 20:11:19.093 INFO [stderr]     |
Nov 27 20:11:19.093 INFO [stderr] 141 | /         crossbeam::scope(|spawner| {
Nov 27 20:11:19.094 INFO [stderr] 142 | |             for (i, band) in bands.into_iter().enumerate() {
Nov 27 20:11:19.094 INFO [stderr] 143 | |                 let top = rows_per_band * i;
Nov 27 20:11:19.094 INFO [stderr] 144 | |                 let height = band.len() / bounds.0;
Nov 27 20:11:19.095 INFO [stderr] ...   |
Nov 27 20:11:19.095 INFO [stderr] 153 | |             }
Nov 27 20:11:19.095 INFO [stderr] 154 | |         });
Nov 27 20:11:19.096 INFO [stderr]     | |___________^
Nov 27 20:11:19.096 INFO [stderr]     |
Nov 27 20:11:19.096 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Nov 27 20:11:19.097 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 27 20:11:19.097 INFO [stderr] 
Nov 27 20:11:19.213 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 27 20:11:19.213 INFO [stderr]    --> src/main.rs:141:9
Nov 27 20:11:19.214 INFO [stderr]     |
Nov 27 20:11:19.214 INFO [stderr] 141 | /         crossbeam::scope(|spawner| {
Nov 27 20:11:19.214 INFO [stderr] 142 | |             for (i, band) in bands.into_iter().enumerate() {
Nov 27 20:11:19.214 INFO [stderr] 143 | |                 let top = rows_per_band * i;
Nov 27 20:11:19.215 INFO [stderr] 144 | |                 let height = band.len() / bounds.0;
Nov 27 20:11:19.215 INFO [stderr] ...   |
Nov 27 20:11:19.215 INFO [stderr] 153 | |             }
Nov 27 20:11:19.216 INFO [stderr] 154 | |         });
Nov 27 20:11:19.216 INFO [stderr]     | |___________^
Nov 27 20:11:19.216 INFO [stderr]     |
Nov 27 20:11:19.217 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Nov 27 20:11:19.217 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 27 20:11:19.217 INFO [stderr] 
Nov 27 20:11:19.257 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.78s
Nov 27 20:11:19.264 INFO [stderr] su: No module specific data is present
Nov 27 20:11:19.987 INFO running `"docker" "inspect" "41539608fd6cffea37723650cf6709edc56db9abf58e39a45b5913f5cff8b3ef"`
Nov 27 20:11:20.312 INFO running `"docker" "rm" "-f" "41539608fd6cffea37723650cf6709edc56db9abf58e39a45b5913f5cff8b3ef"`
Nov 27 20:11:20.578 INFO [stdout] 41539608fd6cffea37723650cf6709edc56db9abf58e39a45b5913f5cff8b3ef