Dec 11 18:18:29.993 INFO checking fredrikpe/less2 against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 11 18:18:29.993 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-3/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/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 18:18:30.220 INFO [stdout] 551bb215662c7d8c38a912a6e03f6b347db53f403bd083c4f47ebd9da0be6029
Dec 11 18:18:30.220 INFO running `"docker" "start" "-a" "551bb215662c7d8c38a912a6e03f6b347db53f403bd083c4f47ebd9da0be6029"`
Dec 11 18:18:30.953 INFO [stderr] usermod: no changes
Dec 11 18:18:31.136 INFO [stderr]    Compiling encoding_rs v0.8.12
Dec 11 18:18:31.136 INFO [stderr]     Checking grep-matcher v0.1.1
Dec 11 18:18:31.136 INFO [stderr]     Checking globset v0.4.2
Dec 11 18:18:32.474 INFO [stderr]     Checking grep-regex v0.1.1
Dec 11 18:18:32.917 INFO [stderr]     Checking grep-cli v0.1.1
Dec 11 18:18:37.202 INFO [stderr]     Checking encoding_rs_io v0.1.3
Dec 11 18:18:37.740 INFO [stderr]     Checking grep-searcher v0.1.1
Dec 11 18:18:38.898 INFO [stderr]     Checking grep-printer v0.1.1
Dec 11 18:18:40.952 INFO [stderr]     Checking grep v0.2.3
Dec 11 18:18:42.384 INFO [stderr]     Checking less2 v0.1.0 (/source)
Dec 11 18:18:44.268 INFO [stderr] warning: unused imports: `Read`, `Seek`
Dec 11 18:18:44.268 INFO [stderr]  --> src/commands.rs:2:15
Dec 11 18:18:44.268 INFO [stderr]   |
Dec 11 18:18:44.268 INFO [stderr] 2 | use std::io::{Seek, Read, Error, ErrorKind};
Dec 11 18:18:44.268 INFO [stderr]   |               ^^^^  ^^^^
Dec 11 18:18:44.269 INFO [stderr]   |
Dec 11 18:18:44.269 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 11 18:18:44.269 INFO [stderr] 
Dec 11 18:18:44.270 INFO [stderr] warning: unused import: `std::io`
Dec 11 18:18:44.270 INFO [stderr]  --> src/searcher.rs:3:5
Dec 11 18:18:44.270 INFO [stderr]   |
Dec 11 18:18:44.270 INFO [stderr] 3 | use std::io;
Dec 11 18:18:44.270 INFO [stderr]   |     ^^^^^^^
Dec 11 18:18:44.270 INFO [stderr] 
Dec 11 18:18:44.271 INFO [stderr] warning: unused imports: `SinkMatch`, `Sink`
Dec 11 18:18:44.271 INFO [stderr]  --> src/searcher.rs:6:32
Dec 11 18:18:44.271 INFO [stderr]   |
Dec 11 18:18:44.271 INFO [stderr] 6 | use grep::searcher::{Searcher, Sink, SinkMatch};
Dec 11 18:18:44.271 INFO [stderr]   |                                ^^^^  ^^^^^^^^^
Dec 11 18:18:44.271 INFO [stderr] 
Dec 11 18:18:44.271 INFO [stderr] warning: unused import: `unicode_segmentation::GraphemeCursor`
Dec 11 18:18:44.271 INFO [stderr]  --> src/string_util.rs:2:5
Dec 11 18:18:44.271 INFO [stderr]   |
Dec 11 18:18:44.271 INFO [stderr] 2 | use unicode_segmentation::GraphemeCursor;
Dec 11 18:18:44.271 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 18:18:44.271 INFO [stderr] 
Dec 11 18:18:44.271 INFO [stderr] warning: unused import: `std::str`
Dec 11 18:18:44.271 INFO [stderr]  --> src/valid_reader.rs:3:5
Dec 11 18:18:44.271 INFO [stderr]   |
Dec 11 18:18:44.271 INFO [stderr] 3 | use std::str;
Dec 11 18:18:44.272 INFO [stderr]   |     ^^^^^^^^
Dec 11 18:18:44.272 INFO [stderr] 
Dec 11 18:18:44.272 INFO [stderr] warning: unused import: `unicode_segmentation::GraphemeCursor`
Dec 11 18:18:44.272 INFO [stderr]  --> src/valid_reader.rs:5:5
Dec 11 18:18:44.272 INFO [stderr]   |
Dec 11 18:18:44.272 INFO [stderr] 5 | use unicode_segmentation::GraphemeCursor;
Dec 11 18:18:44.272 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 18:18:44.272 INFO [stderr] 
Dec 11 18:18:44.436 INFO [stderr] warning: unused imports: `Read`, `Seek`
Dec 11 18:18:44.436 INFO [stderr]  --> src/commands.rs:2:15
Dec 11 18:18:44.436 INFO [stderr]   |
Dec 11 18:18:44.436 INFO [stderr] 2 | use std::io::{Seek, Read, Error, ErrorKind};
Dec 11 18:18:44.436 INFO [stderr]   |               ^^^^  ^^^^
Dec 11 18:18:44.436 INFO [stderr]   |
Dec 11 18:18:44.436 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 11 18:18:44.436 INFO [stderr] 
Dec 11 18:18:44.437 INFO [stderr] warning: unused import: `std::io`
Dec 11 18:18:44.437 INFO [stderr]  --> src/searcher.rs:3:5
Dec 11 18:18:44.437 INFO [stderr]   |
Dec 11 18:18:44.437 INFO [stderr] 3 | use std::io;
Dec 11 18:18:44.437 INFO [stderr]   |     ^^^^^^^
Dec 11 18:18:44.437 INFO [stderr] 
Dec 11 18:18:44.438 INFO [stderr] warning: unused imports: `SinkMatch`, `Sink`
Dec 11 18:18:44.438 INFO [stderr]  --> src/searcher.rs:6:32
Dec 11 18:18:44.438 INFO [stderr]   |
Dec 11 18:18:44.438 INFO [stderr] 6 | use grep::searcher::{Searcher, Sink, SinkMatch};
Dec 11 18:18:44.438 INFO [stderr]   |                                ^^^^  ^^^^^^^^^
Dec 11 18:18:44.438 INFO [stderr] 
Dec 11 18:18:44.439 INFO [stderr] warning: unused import: `unicode_segmentation::GraphemeCursor`
Dec 11 18:18:44.439 INFO [stderr]  --> src/string_util.rs:2:5
Dec 11 18:18:44.439 INFO [stderr]   |
Dec 11 18:18:44.439 INFO [stderr] 2 | use unicode_segmentation::GraphemeCursor;
Dec 11 18:18:44.439 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 18:18:44.439 INFO [stderr] 
Dec 11 18:18:44.439 INFO [stderr] warning: unused import: `std::str`
Dec 11 18:18:44.439 INFO [stderr]  --> src/valid_reader.rs:3:5
Dec 11 18:18:44.439 INFO [stderr]   |
Dec 11 18:18:44.439 INFO [stderr] 3 | use std::str;
Dec 11 18:18:44.439 INFO [stderr]   |     ^^^^^^^^
Dec 11 18:18:44.439 INFO [stderr] 
Dec 11 18:18:44.444 INFO [stderr] warning: unused import: `unicode_segmentation::GraphemeCursor`
Dec 11 18:18:44.444 INFO [stderr]  --> src/valid_reader.rs:5:5
Dec 11 18:18:44.444 INFO [stderr]   |
Dec 11 18:18:44.444 INFO [stderr] 5 | use unicode_segmentation::GraphemeCursor;
Dec 11 18:18:44.444 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 18:18:44.444 INFO [stderr] 
Dec 11 18:18:44.828 INFO [stderr] warning: unused variable: `e`
Dec 11 18:18:44.828 INFO [stderr]   --> src/utf8_validation.rs:15:56
Dec 11 18:18:44.828 INFO [stderr]    |
Dec 11 18:18:44.828 INFO [stderr] 15 |             Err(Utf8Error { valid_up_to: v, error_len: e }) => {
Dec 11 18:18:44.828 INFO [stderr]    |                                                        ^ help: consider using `_e` instead
Dec 11 18:18:44.828 INFO [stderr]    |
Dec 11 18:18:44.828 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 11 18:18:44.828 INFO [stderr] 
Dec 11 18:18:44.828 INFO [stderr] warning: unused variable: `new_pos`
Dec 11 18:18:44.828 INFO [stderr]    --> src/file_buffer.rs:120:13
Dec 11 18:18:44.828 INFO [stderr]     |
Dec 11 18:18:44.828 INFO [stderr] 120 |         let new_pos = self.seek(SeekFrom::Current(-(size as i64)))?;
Dec 11 18:18:44.828 INFO [stderr]     |             ^^^^^^^ help: consider using `_new_pos` instead
Dec 11 18:18:44.828 INFO [stderr] 
Dec 11 18:18:44.848 INFO [stderr] warning: unused variable: `e`
Dec 11 18:18:44.849 INFO [stderr]   --> src/utf8_validation.rs:15:56
Dec 11 18:18:44.849 INFO [stderr]    |
Dec 11 18:18:44.849 INFO [stderr] 15 |             Err(Utf8Error { valid_up_to: v, error_len: e }) => {
Dec 11 18:18:44.849 INFO [stderr]    |                                                        ^ help: consider using `_e` instead
Dec 11 18:18:44.849 INFO [stderr]    |
Dec 11 18:18:44.849 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 11 18:18:44.849 INFO [stderr] 
Dec 11 18:18:44.849 INFO [stderr] warning: unused variable: `new_pos`
Dec 11 18:18:44.849 INFO [stderr]    --> src/file_buffer.rs:120:13
Dec 11 18:18:44.849 INFO [stderr]     |
Dec 11 18:18:44.849 INFO [stderr] 120 |         let new_pos = self.seek(SeekFrom::Current(-(size as i64)))?;
Dec 11 18:18:44.849 INFO [stderr]     |             ^^^^^^^ help: consider using `_new_pos` instead
Dec 11 18:18:44.849 INFO [stderr] 
Dec 11 18:18:44.943 INFO [stderr] warning: struct is never constructed: `NormalMode`
Dec 11 18:18:44.943 INFO [stderr]    --> src/commands.rs:253:1
Dec 11 18:18:44.943 INFO [stderr]     |
Dec 11 18:18:44.943 INFO [stderr] 253 | pub struct NormalMode {
Dec 11 18:18:44.943 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^
Dec 11 18:18:44.943 INFO [stderr]     |
Dec 11 18:18:44.943 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 11 18:18:44.943 INFO [stderr] 
Dec 11 18:18:44.943 INFO [stderr] warning: function is never used: `nth_grapheme_offset`
Dec 11 18:18:44.943 INFO [stderr]  --> src/string_util.rs:9:1
Dec 11 18:18:44.943 INFO [stderr]   |
Dec 11 18:18:44.943 INFO [stderr] 9 | pub fn nth_grapheme_offset(buf: &str, n: usize) -> Option<usize> {
Dec 11 18:18:44.943 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 18:18:44.943 INFO [stderr] 
Dec 11 18:18:44.943 INFO [stderr] warning: function is never used: `last_newline_offset`
Dec 11 18:18:44.943 INFO [stderr]   --> src/string_util.rs:37:1
Dec 11 18:18:44.943 INFO [stderr]    |
Dec 11 18:18:44.943 INFO [stderr] 37 | pub fn last_newline_offset(buf: &str) -> Option<usize> {
Dec 11 18:18:44.943 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 18:18:44.943 INFO [stderr] 
Dec 11 18:18:44.943 INFO [stderr] warning: function is never used: `snd_last_newline_wrapped`
Dec 11 18:18:44.943 INFO [stderr]   --> src/string_util.rs:67:1
Dec 11 18:18:44.943 INFO [stderr]    |
Dec 11 18:18:44.943 INFO [stderr] 67 | pub fn snd_last_newline_wrapped(buf: &str, screen_width: usize) -> usize {
Dec 11 18:18:44.943 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 18:18:44.943 INFO [stderr] 
Dec 11 18:18:44.944 INFO [stderr] warning: function is never used: `utf8_char_width`
Dec 11 18:18:44.944 INFO [stderr]    --> src/utf8_validation.rs:190:1
Dec 11 18:18:44.944 INFO [stderr]     |
Dec 11 18:18:44.944 INFO [stderr] 190 | pub fn utf8_char_width(b: u8) -> usize {
Dec 11 18:18:44.944 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 18:18:44.944 INFO [stderr] 
Dec 11 18:18:44.987 INFO [stderr] warning: struct is never constructed: `NormalMode`
Dec 11 18:18:44.987 INFO [stderr]    --> src/commands.rs:253:1
Dec 11 18:18:44.987 INFO [stderr]     |
Dec 11 18:18:44.987 INFO [stderr] 253 | pub struct NormalMode {
Dec 11 18:18:44.987 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^
Dec 11 18:18:44.987 INFO [stderr]     |
Dec 11 18:18:44.987 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 11 18:18:44.987 INFO [stderr] 
Dec 11 18:18:44.988 INFO [stderr] warning: function is never used: `utf8_char_width`
Dec 11 18:18:44.988 INFO [stderr]    --> src/utf8_validation.rs:190:1
Dec 11 18:18:44.988 INFO [stderr]     |
Dec 11 18:18:44.988 INFO [stderr] 190 | pub fn utf8_char_width(b: u8) -> usize {
Dec 11 18:18:44.988 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 18:18:44.988 INFO [stderr] 
Dec 11 18:18:45.012 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.04s
Dec 11 18:18:45.019 INFO [stderr] su: No module specific data is present
Dec 11 18:18:45.374 INFO running `"docker" "inspect" "551bb215662c7d8c38a912a6e03f6b347db53f403bd083c4f47ebd9da0be6029"`
Dec 11 18:18:45.578 INFO running `"docker" "rm" "-f" "551bb215662c7d8c38a912a6e03f6b347db53f403bd083c4f47ebd9da0be6029"`
Dec 11 18:18:45.727 INFO [stdout] 551bb215662c7d8c38a912a6e03f6b347db53f403bd083c4f47ebd9da0be6029