Dec 04 07:38:23.528 INFO checking vishusandy/splitter against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 07:38:23.528 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-5/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/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 +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-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 07:38:23.973 INFO [stdout] c3f99ac5d8285ca0d7372fa365929480d617996ace57a05ef41bf71635ada68f
Dec 04 07:38:23.983 INFO running `"docker" "start" "-a" "c3f99ac5d8285ca0d7372fa365929480d617996ace57a05ef41bf71635ada68f"`
Dec 04 07:38:25.451 INFO [stderr] usermod: no changes
Dec 04 07:38:25.588 INFO [stderr]     Checking libc v0.2.30
Dec 04 07:38:25.588 INFO [stderr]     Checking argparse v0.2.1
Dec 04 07:38:27.227 INFO [stderr]     Checking memchr v1.0.1
Dec 04 07:38:27.227 INFO [stderr]     Checking time v0.1.38
Dec 04 07:38:27.718 INFO [stderr]     Checking aho-corasick v0.6.3
Dec 04 07:38:28.651 INFO [stderr]     Checking regex v0.2.2
Dec 04 07:38:30.962 INFO [stderr]     Checking splitter v0.1.0 (/source)
Dec 04 07:38:31.311 INFO [stderr] warning: unused import: `BufReader`
Dec 04 07:38:31.311 INFO [stderr]  --> src/main.rs:9:15
Dec 04 07:38:31.311 INFO [stderr]   |
Dec 04 07:38:31.311 INFO [stderr] 9 | use std::io::{BufReader, BufRead, BufWriter, Write, Read};
Dec 04 07:38:31.311 INFO [stderr]   |               ^^^^^^^^^
Dec 04 07:38:31.311 INFO [stderr]   |
Dec 04 07:38:31.311 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 04 07:38:31.311 INFO [stderr] 
Dec 04 07:38:31.311 INFO [stderr] warning: unused import: `std::prelude::*`
Dec 04 07:38:31.311 INFO [stderr]   --> src/main.rs:11:5
Dec 04 07:38:31.311 INFO [stderr]    |
Dec 04 07:38:31.311 INFO [stderr] 11 | use std::prelude::*;
Dec 04 07:38:31.311 INFO [stderr]    |     ^^^^^^^^^^^^^^^
Dec 04 07:38:31.315 INFO [stderr] 
Dec 04 07:38:31.315 INFO [stderr] warning: unused import: `StoreFalse`
Dec 04 07:38:31.315 INFO [stderr]   --> src/main.rs:14:59
Dec 04 07:38:31.315 INFO [stderr]    |
Dec 04 07:38:31.315 INFO [stderr] 14 | use argparse::{ArgumentParser, Collect, StoreTrue, Store, StoreFalse};
Dec 04 07:38:31.315 INFO [stderr]    |                                                           ^^^^^^^^^^
Dec 04 07:38:31.315 INFO [stderr] 
Dec 04 07:38:31.315 INFO [stderr] warning: unused import: `regex::Regex`
Dec 04 07:38:31.315 INFO [stderr]   --> src/main.rs:15:5
Dec 04 07:38:31.315 INFO [stderr]    |
Dec 04 07:38:31.315 INFO [stderr] 15 | use regex::Regex;
Dec 04 07:38:31.315 INFO [stderr]    |     ^^^^^^^^^^^^
Dec 04 07:38:31.315 INFO [stderr] 
Dec 04 07:38:31.347 INFO [stderr] warning: unused import: `BufReader`
Dec 04 07:38:31.347 INFO [stderr]  --> src/main.rs:9:15
Dec 04 07:38:31.347 INFO [stderr]   |
Dec 04 07:38:31.347 INFO [stderr] 9 | use std::io::{BufReader, BufRead, BufWriter, Write, Read};
Dec 04 07:38:31.347 INFO [stderr]   |               ^^^^^^^^^
Dec 04 07:38:31.347 INFO [stderr]   |
Dec 04 07:38:31.347 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 04 07:38:31.347 INFO [stderr] 
Dec 04 07:38:31.347 INFO [stderr] warning: unused import: `std::prelude::*`
Dec 04 07:38:31.347 INFO [stderr]   --> src/main.rs:11:5
Dec 04 07:38:31.347 INFO [stderr]    |
Dec 04 07:38:31.347 INFO [stderr] 11 | use std::prelude::*;
Dec 04 07:38:31.347 INFO [stderr]    |     ^^^^^^^^^^^^^^^
Dec 04 07:38:31.347 INFO [stderr] 
Dec 04 07:38:31.347 INFO [stderr] warning: unused import: `StoreFalse`
Dec 04 07:38:31.347 INFO [stderr]   --> src/main.rs:14:59
Dec 04 07:38:31.347 INFO [stderr]    |
Dec 04 07:38:31.347 INFO [stderr] 14 | use argparse::{ArgumentParser, Collect, StoreTrue, Store, StoreFalse};
Dec 04 07:38:31.347 INFO [stderr]    |                                                           ^^^^^^^^^^
Dec 04 07:38:31.347 INFO [stderr] 
Dec 04 07:38:31.347 INFO [stderr] warning: unused import: `regex::Regex`
Dec 04 07:38:31.347 INFO [stderr]   --> src/main.rs:15:5
Dec 04 07:38:31.347 INFO [stderr]    |
Dec 04 07:38:31.347 INFO [stderr] 15 | use regex::Regex;
Dec 04 07:38:31.347 INFO [stderr]    |     ^^^^^^^^^^^^
Dec 04 07:38:31.347 INFO [stderr] 
Dec 04 07:38:31.431 INFO [stderr] warning: unused import: `BufRead`
Dec 04 07:38:31.431 INFO [stderr]  --> src/main.rs:9:26
Dec 04 07:38:31.431 INFO [stderr]   |
Dec 04 07:38:31.431 INFO [stderr] 9 | use std::io::{BufReader, BufRead, BufWriter, Write, Read};
Dec 04 07:38:31.431 INFO [stderr]   |                          ^^^^^^^
Dec 04 07:38:31.431 INFO [stderr] 
Dec 04 07:38:31.439 INFO [stderr] warning: unused variable: `size`
Dec 04 07:38:31.439 INFO [stderr]   --> src/main.rs:54:9
Dec 04 07:38:31.439 INFO [stderr]    |
Dec 04 07:38:31.439 INFO [stderr] 54 |     let size = f.read_to_end(&mut b);
Dec 04 07:38:31.439 INFO [stderr]    |         ^^^^ help: consider using `_size` instead
Dec 04 07:38:31.439 INFO [stderr]    |
Dec 04 07:38:31.439 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 04 07:38:31.439 INFO [stderr] 
Dec 04 07:38:31.439 INFO [stderr] warning: unused variable: `file_path`
Dec 04 07:38:31.439 INFO [stderr]    --> src/main.rs:137:9
Dec 04 07:38:31.439 INFO [stderr]     |
Dec 04 07:38:31.439 INFO [stderr] 137 |     let file_path = path.parent().unwrap().to_str().unwrap();
Dec 04 07:38:31.439 INFO [stderr]     |         ^^^^^^^^^ help: consider using `_file_path` instead
Dec 04 07:38:31.439 INFO [stderr] 
Dec 04 07:38:31.463 INFO [stderr] warning: unused import: `BufRead`
Dec 04 07:38:31.463 INFO [stderr]  --> src/main.rs:9:26
Dec 04 07:38:31.463 INFO [stderr]   |
Dec 04 07:38:31.463 INFO [stderr] 9 | use std::io::{BufReader, BufRead, BufWriter, Write, Read};
Dec 04 07:38:31.463 INFO [stderr]   |                          ^^^^^^^
Dec 04 07:38:31.463 INFO [stderr] 
Dec 04 07:38:31.471 INFO [stderr] warning: variable does not need to be mutable
Dec 04 07:38:31.471 INFO [stderr]   --> src/main.rs:62:9
Dec 04 07:38:31.471 INFO [stderr]    |
Dec 04 07:38:31.471 INFO [stderr] 62 |     let mut text = &contents[..];
Dec 04 07:38:31.471 INFO [stderr]    |         ----^^^^
Dec 04 07:38:31.471 INFO [stderr]    |         |
Dec 04 07:38:31.471 INFO [stderr]    |         help: remove this `mut`
Dec 04 07:38:31.471 INFO [stderr]    |
Dec 04 07:38:31.471 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 04 07:38:31.471 INFO [stderr] 
Dec 04 07:38:31.471 INFO [stderr] warning: function is never used: `is_sep`
Dec 04 07:38:31.471 INFO [stderr]   --> src/main.rs:18:1
Dec 04 07:38:31.471 INFO [stderr]    |
Dec 04 07:38:31.471 INFO [stderr] 18 | fn is_sep(r: &str) -> bool {
Dec 04 07:38:31.471 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 07:38:31.471 INFO [stderr]    |
Dec 04 07:38:31.471 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 04 07:38:31.471 INFO [stderr] 
Dec 04 07:38:31.479 INFO [stderr] warning: unused variable: `size`
Dec 04 07:38:31.479 INFO [stderr]   --> src/main.rs:54:9
Dec 04 07:38:31.479 INFO [stderr]    |
Dec 04 07:38:31.479 INFO [stderr] 54 |     let size = f.read_to_end(&mut b);
Dec 04 07:38:31.479 INFO [stderr]    |         ^^^^ help: consider using `_size` instead
Dec 04 07:38:31.479 INFO [stderr]    |
Dec 04 07:38:31.479 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 04 07:38:31.479 INFO [stderr] 
Dec 04 07:38:31.479 INFO [stderr] warning: unused variable: `file_path`
Dec 04 07:38:31.479 INFO [stderr]    --> src/main.rs:137:9
Dec 04 07:38:31.479 INFO [stderr]     |
Dec 04 07:38:31.479 INFO [stderr] 137 |     let file_path = path.parent().unwrap().to_str().unwrap();
Dec 04 07:38:31.479 INFO [stderr]     |         ^^^^^^^^^ help: consider using `_file_path` instead
Dec 04 07:38:31.479 INFO [stderr] 
Dec 04 07:38:31.491 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 07:38:31.491 INFO [stderr]    --> src/main.rs:178:9
Dec 04 07:38:31.491 INFO [stderr]     |
Dec 04 07:38:31.491 INFO [stderr] 178 |         o.write(chunk.as_bytes());
Dec 04 07:38:31.491 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 07:38:31.491 INFO [stderr]     |
Dec 04 07:38:31.491 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 04 07:38:31.491 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 07:38:31.491 INFO [stderr] 
Dec 04 07:38:31.503 INFO [stderr] warning: variable does not need to be mutable
Dec 04 07:38:31.503 INFO [stderr]   --> src/main.rs:62:9
Dec 04 07:38:31.503 INFO [stderr]    |
Dec 04 07:38:31.503 INFO [stderr] 62 |     let mut text = &contents[..];
Dec 04 07:38:31.503 INFO [stderr]    |         ----^^^^
Dec 04 07:38:31.503 INFO [stderr]    |         |
Dec 04 07:38:31.503 INFO [stderr]    |         help: remove this `mut`
Dec 04 07:38:31.503 INFO [stderr]    |
Dec 04 07:38:31.503 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 04 07:38:31.503 INFO [stderr] 
Dec 04 07:38:31.503 INFO [stderr] warning: function is never used: `is_sep`
Dec 04 07:38:31.503 INFO [stderr]   --> src/main.rs:18:1
Dec 04 07:38:31.503 INFO [stderr]    |
Dec 04 07:38:31.503 INFO [stderr] 18 | fn is_sep(r: &str) -> bool {
Dec 04 07:38:31.503 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 07:38:31.503 INFO [stderr]    |
Dec 04 07:38:31.503 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 04 07:38:31.503 INFO [stderr] 
Dec 04 07:38:31.527 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 07:38:31.527 INFO [stderr]    --> src/main.rs:178:9
Dec 04 07:38:31.527 INFO [stderr]     |
Dec 04 07:38:31.527 INFO [stderr] 178 |         o.write(chunk.as_bytes());
Dec 04 07:38:31.527 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 07:38:31.527 INFO [stderr]     |
Dec 04 07:38:31.527 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 04 07:38:31.527 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 07:38:31.527 INFO [stderr] 
Dec 04 07:38:31.551 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.07s
Dec 04 07:38:31.555 INFO [stderr] su: No module specific data is present
Dec 04 07:38:32.683 INFO running `"docker" "inspect" "c3f99ac5d8285ca0d7372fa365929480d617996ace57a05ef41bf71635ada68f"`
Dec 04 07:38:33.039 INFO running `"docker" "rm" "-f" "c3f99ac5d8285ca0d7372fa365929480d617996ace57a05ef41bf71635ada68f"`
Dec 04 07:38:33.299 INFO [stdout] c3f99ac5d8285ca0d7372fa365929480d617996ace57a05ef41bf71635ada68f