Dec 18 03:34:03.189 INFO checking ba50/poissons_equation against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 03:34:03.189 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-4/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/ba50/poissons_equation:/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" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 03:34:03.708 INFO [stdout] c1d985868e2c7d1681884acd19ce90eba9aacb164af7256405c88e8c2cdac128
Dec 18 03:34:03.710 INFO running `"docker" "start" "-a" "c1d985868e2c7d1681884acd19ce90eba9aacb164af7256405c88e8c2cdac128"`
Dec 18 03:34:05.069 INFO [stderr]     Checking tutorial v0.1.0 (/opt/crater/workdir)
Dec 18 03:34:05.368 INFO [stderr] warning: use of deprecated item 'std::thread::sleep_ms': replaced by `std::thread::sleep`
Dec 18 03:34:05.368 INFO [stderr]  --> src/main.rs:2:5
Dec 18 03:34:05.368 INFO [stderr]   |
Dec 18 03:34:05.368 INFO [stderr] 2 | use std::thread::sleep_ms;
Dec 18 03:34:05.368 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
Dec 18 03:34:05.368 INFO [stderr]   |
Dec 18 03:34:05.368 INFO [stderr]   = note: #[warn(deprecated)] on by default
Dec 18 03:34:05.368 INFO [stderr] 
Dec 18 03:34:05.368 INFO [stderr] warning: use of deprecated item 'std::thread::sleep_ms': replaced by `std::thread::sleep`
Dec 18 03:34:05.368 INFO [stderr]   --> src/main.rs:34:2
Dec 18 03:34:05.368 INFO [stderr]    |
Dec 18 03:34:05.368 INFO [stderr] 34 |     sleep_ms(1000);
Dec 18 03:34:05.368 INFO [stderr]    |     ^^^^^^^^
Dec 18 03:34:05.368 INFO [stderr] 
Dec 18 03:34:05.400 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 03:34:05.400 INFO [stderr]   --> src/main.rs:33:2
Dec 18 03:34:05.400 INFO [stderr]    |
Dec 18 03:34:05.400 INFO [stderr] 33 |     io::stdout().flush();
Dec 18 03:34:05.400 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Dec 18 03:34:05.400 INFO [stderr]    |
Dec 18 03:34:05.400 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 18 03:34:05.400 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 03:34:05.401 INFO [stderr] 
Dec 18 03:34:05.432 INFO [stderr] warning: use of deprecated item 'std::thread::sleep_ms': replaced by `std::thread::sleep`
Dec 18 03:34:05.432 INFO [stderr]  --> src/main.rs:2:5
Dec 18 03:34:05.432 INFO [stderr]   |
Dec 18 03:34:05.432 INFO [stderr] 2 | use std::thread::sleep_ms;
Dec 18 03:34:05.432 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
Dec 18 03:34:05.432 INFO [stderr]   |
Dec 18 03:34:05.432 INFO [stderr]   = note: #[warn(deprecated)] on by default
Dec 18 03:34:05.432 INFO [stderr] 
Dec 18 03:34:05.432 INFO [stderr] warning: use of deprecated item 'std::thread::sleep_ms': replaced by `std::thread::sleep`
Dec 18 03:34:05.432 INFO [stderr]   --> src/main.rs:34:2
Dec 18 03:34:05.432 INFO [stderr]    |
Dec 18 03:34:05.432 INFO [stderr] 34 |     sleep_ms(1000);
Dec 18 03:34:05.432 INFO [stderr]    |     ^^^^^^^^
Dec 18 03:34:05.432 INFO [stderr] 
Dec 18 03:34:05.485 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 03:34:05.485 INFO [stderr]   --> src/main.rs:33:2
Dec 18 03:34:05.485 INFO [stderr]    |
Dec 18 03:34:05.485 INFO [stderr] 33 |     io::stdout().flush();
Dec 18 03:34:05.485 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Dec 18 03:34:05.485 INFO [stderr]    |
Dec 18 03:34:05.485 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 18 03:34:05.485 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 03:34:05.485 INFO [stderr] 
Dec 18 03:34:05.535 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.48s
Dec 18 03:34:06.184 INFO running `"docker" "inspect" "c1d985868e2c7d1681884acd19ce90eba9aacb164af7256405c88e8c2cdac128"`
Dec 18 03:34:06.399 INFO running `"docker" "rm" "-f" "c1d985868e2c7d1681884acd19ce90eba9aacb164af7256405c88e8c2cdac128"`
Dec 18 03:34:06.768 INFO [stdout] c1d985868e2c7d1681884acd19ce90eba9aacb164af7256405c88e8c2cdac128