Nov 28 12:23:22.511 INFO checking Mahtiah/npi_calculatrice against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 28 12:23:22.511 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-4/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56074/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/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 +db42d4dad33013eba11ef37342ad9f614e5652b8-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 28 12:23:22.924 INFO [stdout] 581f1629a222722f3382d983a171f4734b0ad58ec3d1ca365a5a65dbfbe1f1f7
Nov 28 12:23:22.932 INFO running `"docker" "start" "-a" "581f1629a222722f3382d983a171f4734b0ad58ec3d1ca365a5a65dbfbe1f1f7"`
Nov 28 12:23:23.964 INFO [stderr] usermod: no changes
Nov 28 12:23:24.011 INFO [stderr]     Checking npi_calculatrice v0.1.0 (/source)
Nov 28 12:23:24.496 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 12:23:24.496 INFO [stderr]   --> src/main.rs:55:5
Nov 28 12:23:24.496 INFO [stderr]    |
Nov 28 12:23:24.496 INFO [stderr] 55 |     std::io::stdout().flush();
Nov 28 12:23:24.496 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 12:23:24.496 INFO [stderr]    |
Nov 28 12:23:24.496 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 28 12:23:24.496 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 12:23:24.496 INFO [stderr] 
Nov 28 12:23:24.612 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 12:23:24.612 INFO [stderr]   --> src/main.rs:55:5
Nov 28 12:23:24.612 INFO [stderr]    |
Nov 28 12:23:24.612 INFO [stderr] 55 |     std::io::stdout().flush();
Nov 28 12:23:24.612 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 12:23:24.612 INFO [stderr]    |
Nov 28 12:23:24.612 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 28 12:23:24.612 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 12:23:24.612 INFO [stderr] 
Nov 28 12:23:24.649 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.66s
Nov 28 12:23:24.653 INFO [stderr] su: No module specific data is present
Nov 28 12:23:25.100 INFO running `"docker" "inspect" "581f1629a222722f3382d983a171f4734b0ad58ec3d1ca365a5a65dbfbe1f1f7"`
Nov 28 12:23:25.219 INFO running `"docker" "rm" "-f" "581f1629a222722f3382d983a171f4734b0ad58ec3d1ca365a5a65dbfbe1f1f7"`
Nov 28 12:23:25.376 INFO [stdout] 581f1629a222722f3382d983a171f4734b0ad58ec3d1ca365a5a65dbfbe1f1f7