Dec 04 18:18:05.748 INFO checking gcouvrette/peek against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 04 18:18:05.748 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-5/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56481/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/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 +1df97983eb2057dc6a8f7eb364e263b51ae23230-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"`
Dec 04 18:18:06.159 INFO [stdout] 03e26ffa820cee7e0f35f0d796784c039a61d3ff8e1decae5c5d77d54676c4b0
Dec 04 18:18:06.165 INFO running `"docker" "start" "-a" "03e26ffa820cee7e0f35f0d796784c039a61d3ff8e1decae5c5d77d54676c4b0"`
Dec 04 18:18:07.675 INFO [stderr] usermod: no changes
Dec 04 18:18:07.778 INFO [stderr]     Checking getch v0.1.1
Dec 04 18:18:08.361 INFO [stderr]     Checking peek v0.1.0 (/source)
Dec 04 18:18:09.296 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 18:18:09.296 INFO [stderr]   --> src/read_mode/linear_mode.rs:28:9
Dec 04 18:18:09.296 INFO [stderr]    |
Dec 04 18:18:09.296 INFO [stderr] 28 |         self.file.seek(SeekFrom::Start(self.index));
Dec 04 18:18:09.296 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 18:18:09.296 INFO [stderr]    |
Dec 04 18:18:09.296 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 04 18:18:09.296 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 18:18:09.296 INFO [stderr] 
Dec 04 18:18:09.296 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 18:18:09.296 INFO [stderr]   --> src/read_mode/linear_mode.rs:29:9
Dec 04 18:18:09.296 INFO [stderr]    |
Dec 04 18:18:09.296 INFO [stderr] 29 |         self.file.read(buf.as_mut_slice());
Dec 04 18:18:09.296 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 18:18:09.296 INFO [stderr]    |
Dec 04 18:18:09.296 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 18:18:09.296 INFO [stderr] 
Dec 04 18:18:09.296 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 18:18:09.296 INFO [stderr]   --> src/read_mode/multiline_mode.rs:34:13
Dec 04 18:18:09.296 INFO [stderr]    |
Dec 04 18:18:09.296 INFO [stderr] 34 |             self.file.seek(SeekFrom::Start(seek_idx));
Dec 04 18:18:09.296 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 18:18:09.296 INFO [stderr]    |
Dec 04 18:18:09.296 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 18:18:09.296 INFO [stderr] 
Dec 04 18:18:09.508 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 18:18:09.508 INFO [stderr]   --> src/read_mode/linear_mode.rs:28:9
Dec 04 18:18:09.508 INFO [stderr]    |
Dec 04 18:18:09.508 INFO [stderr] 28 |         self.file.seek(SeekFrom::Start(self.index));
Dec 04 18:18:09.508 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 18:18:09.508 INFO [stderr]    |
Dec 04 18:18:09.508 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 04 18:18:09.508 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 18:18:09.508 INFO [stderr] 
Dec 04 18:18:09.508 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 18:18:09.509 INFO [stderr]   --> src/read_mode/linear_mode.rs:29:9
Dec 04 18:18:09.509 INFO [stderr]    |
Dec 04 18:18:09.509 INFO [stderr] 29 |         self.file.read(buf.as_mut_slice());
Dec 04 18:18:09.509 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 18:18:09.509 INFO [stderr]    |
Dec 04 18:18:09.509 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 18:18:09.509 INFO [stderr] 
Dec 04 18:18:09.509 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 18:18:09.509 INFO [stderr]   --> src/read_mode/multiline_mode.rs:34:13
Dec 04 18:18:09.509 INFO [stderr]    |
Dec 04 18:18:09.509 INFO [stderr] 34 |             self.file.seek(SeekFrom::Start(seek_idx));
Dec 04 18:18:09.509 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 18:18:09.509 INFO [stderr]    |
Dec 04 18:18:09.510 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 18:18:09.510 INFO [stderr] 
Dec 04 18:18:10.311 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.60s
Dec 04 18:18:10.311 INFO [stderr] su: No module specific data is present
Dec 04 18:18:11.343 INFO running `"docker" "inspect" "03e26ffa820cee7e0f35f0d796784c039a61d3ff8e1decae5c5d77d54676c4b0"`
Dec 04 18:18:11.657 INFO running `"docker" "rm" "-f" "03e26ffa820cee7e0f35f0d796784c039a61d3ff8e1decae5c5d77d54676c4b0"`
Dec 04 18:18:12.004 INFO [stdout] 03e26ffa820cee7e0f35f0d796784c039a61d3ff8e1decae5c5d77d54676c4b0