Dec 19 16:49:33.249 INFO checking francoiswnel/Hack-Emulator against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 16:49:33.249 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-6/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/francoiswnel/Hack-Emulator:/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" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 16:49:33.784 INFO [stdout] 5a53ef95c12bc24b0c51077cd782b7fdbf0240b41f99353d626fc2c72232e10f
Dec 19 16:49:33.786 INFO running `"docker" "start" "-a" "5a53ef95c12bc24b0c51077cd782b7fdbf0240b41f99353d626fc2c72232e10f"`
Dec 19 16:49:34.864 INFO [stderr]     Checking hemu v0.1.0 (/opt/crater/workdir)
Dec 19 16:49:35.132 INFO [stderr] warning: unused import: `std::fmt`
Dec 19 16:49:35.132 INFO [stderr]   --> src/main.rs:16:5
Dec 19 16:49:35.132 INFO [stderr]    |
Dec 19 16:49:35.132 INFO [stderr] 16 | use std::fmt;
Dec 19 16:49:35.132 INFO [stderr]    |     ^^^^^^^^
Dec 19 16:49:35.132 INFO [stderr]    |
Dec 19 16:49:35.132 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 19 16:49:35.132 INFO [stderr] 
Dec 19 16:49:35.144 INFO [stderr] warning: unused import: `std::fmt`
Dec 19 16:49:35.144 INFO [stderr]   --> src/main.rs:16:5
Dec 19 16:49:35.144 INFO [stderr]    |
Dec 19 16:49:35.144 INFO [stderr] 16 | use std::fmt;
Dec 19 16:49:35.144 INFO [stderr]    |     ^^^^^^^^
Dec 19 16:49:35.144 INFO [stderr]    |
Dec 19 16:49:35.144 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 19 16:49:35.144 INFO [stderr] 
Dec 19 16:49:35.224 INFO [stderr] warning: value assigned to `instruction` is never read
Dec 19 16:49:35.224 INFO [stderr]    --> src/main.rs:101:13
Dec 19 16:49:35.224 INFO [stderr]     |
Dec 19 16:49:35.224 INFO [stderr] 101 |     let mut instruction: u16 = 0;
Dec 19 16:49:35.224 INFO [stderr]     |             ^^^^^^^^^^^
Dec 19 16:49:35.224 INFO [stderr]     |
Dec 19 16:49:35.224 INFO [stderr]     = note: #[warn(unused_assignments)] on by default
Dec 19 16:49:35.224 INFO [stderr]     = help: maybe it is overwritten before being read?
Dec 19 16:49:35.224 INFO [stderr] 
Dec 19 16:49:35.248 INFO [stderr] warning: value assigned to `instruction` is never read
Dec 19 16:49:35.248 INFO [stderr]    --> src/main.rs:101:13
Dec 19 16:49:35.248 INFO [stderr]     |
Dec 19 16:49:35.248 INFO [stderr] 101 |     let mut instruction: u16 = 0;
Dec 19 16:49:35.248 INFO [stderr]     |             ^^^^^^^^^^^
Dec 19 16:49:35.248 INFO [stderr]     |
Dec 19 16:49:35.248 INFO [stderr]     = note: #[warn(unused_assignments)] on by default
Dec 19 16:49:35.248 INFO [stderr]     = help: maybe it is overwritten before being read?
Dec 19 16:49:35.248 INFO [stderr] 
Dec 19 16:49:35.323 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.47s
Dec 19 16:49:35.760 INFO running `"docker" "inspect" "5a53ef95c12bc24b0c51077cd782b7fdbf0240b41f99353d626fc2c72232e10f"`
Dec 19 16:49:35.898 INFO running `"docker" "rm" "-f" "5a53ef95c12bc24b0c51077cd782b7fdbf0240b41f99353d626fc2c72232e10f"`
Dec 19 16:49:36.092 INFO [stdout] 5a53ef95c12bc24b0c51077cd782b7fdbf0240b41f99353d626fc2c72232e10f