Dec 18 08:03:46.601 INFO checking DMWhittington/d20_helper against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 08:03:46.601 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-5/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/DMWhittington/d20_helper:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 08:03:47.094 INFO [stdout] d31f2277b139135149cd48c1edfd2a2bbdb9e20d5389391ec8a05bd8d3abec6d
Dec 18 08:03:47.102 INFO running `"docker" "start" "-a" "d31f2277b139135149cd48c1edfd2a2bbdb9e20d5389391ec8a05bd8d3abec6d"`
Dec 18 08:03:48.784 INFO [stderr]     Checking d20_system v0.1.0 (/opt/crater/workdir)
Dec 18 08:03:49.184 INFO [stderr] warning: unused import: `std::io::BufRead`
Dec 18 08:03:49.184 INFO [stderr]  --> src/main.rs:8:5
Dec 18 08:03:49.184 INFO [stderr]   |
Dec 18 08:03:49.184 INFO [stderr] 8 | use std::io::BufRead;
Dec 18 08:03:49.184 INFO [stderr]   |     ^^^^^^^^^^^^^^^^
Dec 18 08:03:49.184 INFO [stderr]   |
Dec 18 08:03:49.184 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 08:03:49.184 INFO [stderr] 
Dec 18 08:03:49.280 INFO [stderr] warning: value assigned to `throw` is never read
Dec 18 08:03:49.280 INFO [stderr]   --> src/main.rs:16:13
Dec 18 08:03:49.280 INFO [stderr]    |
Dec 18 08:03:49.280 INFO [stderr] 16 |     let mut throw = 0;
Dec 18 08:03:49.280 INFO [stderr]    |             ^^^^^
Dec 18 08:03:49.280 INFO [stderr]    |
Dec 18 08:03:49.280 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Dec 18 08:03:49.280 INFO [stderr] 
Dec 18 08:03:49.280 INFO [stderr] warning: unused variable: `d_size`
Dec 18 08:03:49.280 INFO [stderr]   --> src/main.rs:17:13
Dec 18 08:03:49.280 INFO [stderr]    |
Dec 18 08:03:49.280 INFO [stderr] 17 |     let mut d_size = 0;
Dec 18 08:03:49.280 INFO [stderr]    |             ^^^^^^ help: consider using `_d_size` instead
Dec 18 08:03:49.280 INFO [stderr]    |
Dec 18 08:03:49.280 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 18 08:03:49.280 INFO [stderr] 
Dec 18 08:03:49.289 INFO [stderr] warning: variable does not need to be mutable
Dec 18 08:03:49.289 INFO [stderr]   --> src/main.rs:17:9
Dec 18 08:03:49.289 INFO [stderr]    |
Dec 18 08:03:49.289 INFO [stderr] 17 |     let mut d_size = 0;
Dec 18 08:03:49.290 INFO [stderr]    |         ----^^^^^^
Dec 18 08:03:49.290 INFO [stderr]    |         |
Dec 18 08:03:49.290 INFO [stderr]    |         help: remove this `mut`
Dec 18 08:03:49.290 INFO [stderr]    |
Dec 18 08:03:49.290 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 18 08:03:49.290 INFO [stderr] 
Dec 18 08:03:49.344 INFO [stderr] warning: unused import: `std::io::BufRead`
Dec 18 08:03:49.345 INFO [stderr]  --> src/main.rs:8:5
Dec 18 08:03:49.345 INFO [stderr]   |
Dec 18 08:03:49.345 INFO [stderr] 8 | use std::io::BufRead;
Dec 18 08:03:49.345 INFO [stderr]   |     ^^^^^^^^^^^^^^^^
Dec 18 08:03:49.345 INFO [stderr]   |
Dec 18 08:03:49.345 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 08:03:49.345 INFO [stderr] 
Dec 18 08:03:49.448 INFO [stderr] warning: value assigned to `throw` is never read
Dec 18 08:03:49.448 INFO [stderr]   --> src/main.rs:16:13
Dec 18 08:03:49.448 INFO [stderr]    |
Dec 18 08:03:49.448 INFO [stderr] 16 |     let mut throw = 0;
Dec 18 08:03:49.448 INFO [stderr]    |             ^^^^^
Dec 18 08:03:49.448 INFO [stderr]    |
Dec 18 08:03:49.448 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Dec 18 08:03:49.448 INFO [stderr] 
Dec 18 08:03:49.448 INFO [stderr] warning: unused variable: `d_size`
Dec 18 08:03:49.448 INFO [stderr]   --> src/main.rs:17:13
Dec 18 08:03:49.448 INFO [stderr]    |
Dec 18 08:03:49.448 INFO [stderr] 17 |     let mut d_size = 0;
Dec 18 08:03:49.448 INFO [stderr]    |             ^^^^^^ help: consider using `_d_size` instead
Dec 18 08:03:49.448 INFO [stderr]    |
Dec 18 08:03:49.448 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 18 08:03:49.448 INFO [stderr] 
Dec 18 08:03:49.460 INFO [stderr] warning: variable does not need to be mutable
Dec 18 08:03:49.460 INFO [stderr]   --> src/main.rs:17:9
Dec 18 08:03:49.460 INFO [stderr]    |
Dec 18 08:03:49.460 INFO [stderr] 17 |     let mut d_size = 0;
Dec 18 08:03:49.460 INFO [stderr]    |         ----^^^^^^
Dec 18 08:03:49.460 INFO [stderr]    |         |
Dec 18 08:03:49.460 INFO [stderr]    |         help: remove this `mut`
Dec 18 08:03:49.460 INFO [stderr]    |
Dec 18 08:03:49.460 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 18 08:03:49.460 INFO [stderr] 
Dec 18 08:03:49.491 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.81s
Dec 18 08:03:49.870 INFO running `"docker" "inspect" "d31f2277b139135149cd48c1edfd2a2bbdb9e20d5389391ec8a05bd8d3abec6d"`
Dec 18 08:03:50.122 INFO running `"docker" "rm" "-f" "d31f2277b139135149cd48c1edfd2a2bbdb9e20d5389391ec8a05bd8d3abec6d"`
Dec 18 08:03:50.371 INFO [stdout] d31f2277b139135149cd48c1edfd2a2bbdb9e20d5389391ec8a05bd8d3abec6d