Dec 11 18:07:40.340 INFO checking gcouvrette/peek against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 11 18:07:40.340 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-2/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/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 +3a75e80557a103497cffbcab395a2f37061a77ea-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 11 18:07:40.977 INFO [stdout] 2f1a2bf5cb6f09f3d43c1c35765995c281b58926447b5bd8ee4d8a53c8d7c307
Dec 11 18:07:40.979 INFO running `"docker" "start" "-a" "2f1a2bf5cb6f09f3d43c1c35765995c281b58926447b5bd8ee4d8a53c8d7c307"`
Dec 11 18:07:42.256 INFO [stderr] usermod: no changes
Dec 11 18:07:42.365 INFO [stderr]     Checking getch v0.1.1
Dec 11 18:07:42.944 INFO [stderr]     Checking peek v0.1.0 (/source)
Dec 11 18:07:43.692 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 18:07:43.692 INFO [stderr]   --> src/read_mode/linear_mode.rs:28:9
Dec 11 18:07:43.692 INFO [stderr]    |
Dec 11 18:07:43.692 INFO [stderr] 28 |         self.file.seek(SeekFrom::Start(self.index));
Dec 11 18:07:43.692 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 18:07:43.692 INFO [stderr]    |
Dec 11 18:07:43.692 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 11 18:07:43.692 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 18:07:43.692 INFO [stderr] 
Dec 11 18:07:43.692 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 18:07:43.692 INFO [stderr]   --> src/read_mode/linear_mode.rs:29:9
Dec 11 18:07:43.692 INFO [stderr]    |
Dec 11 18:07:43.692 INFO [stderr] 29 |         self.file.read(buf.as_mut_slice());
Dec 11 18:07:43.692 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 18:07:43.692 INFO [stderr]    |
Dec 11 18:07:43.692 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 18:07:43.692 INFO [stderr] 
Dec 11 18:07:43.692 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 18:07:43.692 INFO [stderr]   --> src/read_mode/multiline_mode.rs:34:13
Dec 11 18:07:43.692 INFO [stderr]    |
Dec 11 18:07:43.692 INFO [stderr] 34 |             self.file.seek(SeekFrom::Start(seek_idx));
Dec 11 18:07:43.692 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 18:07:43.692 INFO [stderr]    |
Dec 11 18:07:43.692 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 18:07:43.692 INFO [stderr] 
Dec 11 18:07:43.728 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 18:07:43.728 INFO [stderr]   --> src/read_mode/linear_mode.rs:28:9
Dec 11 18:07:43.728 INFO [stderr]    |
Dec 11 18:07:43.728 INFO [stderr] 28 |         self.file.seek(SeekFrom::Start(self.index));
Dec 11 18:07:43.728 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 18:07:43.728 INFO [stderr]    |
Dec 11 18:07:43.728 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 11 18:07:43.728 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 18:07:43.728 INFO [stderr] 
Dec 11 18:07:43.728 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 18:07:43.728 INFO [stderr]   --> src/read_mode/linear_mode.rs:29:9
Dec 11 18:07:43.728 INFO [stderr]    |
Dec 11 18:07:43.728 INFO [stderr] 29 |         self.file.read(buf.as_mut_slice());
Dec 11 18:07:43.728 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 18:07:43.728 INFO [stderr]    |
Dec 11 18:07:43.728 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 18:07:43.728 INFO [stderr] 
Dec 11 18:07:43.728 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 18:07:43.728 INFO [stderr]   --> src/read_mode/multiline_mode.rs:34:13
Dec 11 18:07:43.728 INFO [stderr]    |
Dec 11 18:07:43.728 INFO [stderr] 34 |             self.file.seek(SeekFrom::Start(seek_idx));
Dec 11 18:07:43.728 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 18:07:43.728 INFO [stderr]    |
Dec 11 18:07:43.728 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 18:07:43.728 INFO [stderr] 
Dec 11 18:07:44.606 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.31s
Dec 11 18:07:44.627 INFO [stderr] su: No module specific data is present
Dec 11 18:07:45.561 INFO running `"docker" "inspect" "2f1a2bf5cb6f09f3d43c1c35765995c281b58926447b5bd8ee4d8a53c8d7c307"`
Dec 11 18:07:45.862 INFO running `"docker" "rm" "-f" "2f1a2bf5cb6f09f3d43c1c35765995c281b58926447b5bd8ee4d8a53c8d7c307"`
Dec 11 18:07:46.244 INFO [stdout] 2f1a2bf5cb6f09f3d43c1c35765995c281b58926447b5bd8ee4d8a53c8d7c307