Dec 19 21:47:38.701 INFO checking Sustrak/SISAHex against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 21:47:38.701 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-0/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/Sustrak/SISAHex:/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 21:47:39.380 INFO [stdout] 8be32c64953a30d902c93030f7cae6c4e43c22a29f5b4166690099852dcfbe09
Dec 19 21:47:39.386 INFO running `"docker" "start" "-a" "8be32c64953a30d902c93030f7cae6c4e43c22a29f5b4166690099852dcfbe09"`
Dec 19 21:47:40.901 INFO [stderr]     Checking regex v0.2.10
Dec 19 21:47:43.022 INFO [stderr]     Checking compiler v0.1.0 (/opt/crater/workdir)
Dec 19 21:47:43.701 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 21:47:43.701 INFO [stderr]    --> src/main.rs:105:9
Dec 19 21:47:43.701 INFO [stderr]     |
Dec 19 21:47:43.702 INFO [stderr] 105 |         writeln!(out_f, "{:01$x}", i32::from_str_radix(&out_s, 2).unwrap(), 4);
Dec 19 21:47:43.702 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 21:47:43.702 INFO [stderr]     |
Dec 19 21:47:43.703 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 19 21:47:43.703 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 21:47:43.703 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 19 21:47:43.703 INFO [stderr] 
Dec 19 21:47:43.704 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 21:47:43.704 INFO [stderr]    --> src/main.rs:107:5
Dec 19 21:47:43.704 INFO [stderr]     |
Dec 19 21:47:43.704 INFO [stderr] 107 |     write!(out_f, "FFFF");
Dec 19 21:47:43.704 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^
Dec 19 21:47:43.704 INFO [stderr]     |
Dec 19 21:47:43.704 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 21:47:43.704 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 19 21:47:43.704 INFO [stderr] 
Dec 19 21:47:43.761 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 21:47:43.761 INFO [stderr]    --> src/main.rs:105:9
Dec 19 21:47:43.762 INFO [stderr]     |
Dec 19 21:47:43.762 INFO [stderr] 105 |         writeln!(out_f, "{:01$x}", i32::from_str_radix(&out_s, 2).unwrap(), 4);
Dec 19 21:47:43.762 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 21:47:43.762 INFO [stderr]     |
Dec 19 21:47:43.763 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 19 21:47:43.763 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 21:47:43.763 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 19 21:47:43.763 INFO [stderr] 
Dec 19 21:47:43.769 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 21:47:43.769 INFO [stderr]    --> src/main.rs:107:5
Dec 19 21:47:43.769 INFO [stderr]     |
Dec 19 21:47:43.769 INFO [stderr] 107 |     write!(out_f, "FFFF");
Dec 19 21:47:43.769 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^
Dec 19 21:47:43.769 INFO [stderr]     |
Dec 19 21:47:43.769 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 21:47:43.769 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 19 21:47:43.769 INFO [stderr] 
Dec 19 21:47:43.780 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.92s
Dec 19 21:47:44.522 INFO running `"docker" "inspect" "8be32c64953a30d902c93030f7cae6c4e43c22a29f5b4166690099852dcfbe09"`
Dec 19 21:47:44.820 INFO running `"docker" "rm" "-f" "8be32c64953a30d902c93030f7cae6c4e43c22a29f5b4166690099852dcfbe09"`
Dec 19 21:47:45.060 INFO [stdout] 8be32c64953a30d902c93030f7cae6c4e43c22a29f5b4166690099852dcfbe09