Dec 11 06:44:26.063 INFO checking vishusandy/splitter against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 11 06:44:26.063 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-4/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/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 06:44:26.460 INFO [stdout] 814f5e2473f5113523f5a62cb0e23434be92a361d0698b82b167979a9b256fb3
Dec 11 06:44:26.462 INFO running `"docker" "start" "-a" "814f5e2473f5113523f5a62cb0e23434be92a361d0698b82b167979a9b256fb3"`
Dec 11 06:44:27.423 INFO [stderr] usermod: no changes
Dec 11 06:44:27.477 INFO [stderr]     Checking argparse v0.2.1
Dec 11 06:44:27.484 INFO [stderr]     Checking memchr v1.0.1
Dec 11 06:44:27.673 INFO [stderr]     Checking aho-corasick v0.6.3
Dec 11 06:44:28.142 INFO [stderr]     Checking regex v0.2.2
Dec 11 06:44:30.018 INFO [stderr]     Checking splitter v0.1.0 (/source)
Dec 11 06:44:30.296 INFO [stderr] warning: unused import: `BufReader`
Dec 11 06:44:30.296 INFO [stderr]  --> src/main.rs:9:15
Dec 11 06:44:30.296 INFO [stderr]   |
Dec 11 06:44:30.296 INFO [stderr] 9 | use std::io::{BufReader, BufRead, BufWriter, Write, Read};
Dec 11 06:44:30.296 INFO [stderr]   |               ^^^^^^^^^
Dec 11 06:44:30.312 INFO [stderr]   |
Dec 11 06:44:30.312 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 11 06:44:30.312 INFO [stderr] 
Dec 11 06:44:30.312 INFO [stderr] warning: unused import: `std::prelude::*`
Dec 11 06:44:30.312 INFO [stderr]   --> src/main.rs:11:5
Dec 11 06:44:30.312 INFO [stderr]    |
Dec 11 06:44:30.312 INFO [stderr] 11 | use std::prelude::*;
Dec 11 06:44:30.312 INFO [stderr]    |     ^^^^^^^^^^^^^^^
Dec 11 06:44:30.312 INFO [stderr] 
Dec 11 06:44:30.312 INFO [stderr] warning: unused import: `StoreFalse`
Dec 11 06:44:30.312 INFO [stderr]   --> src/main.rs:14:59
Dec 11 06:44:30.312 INFO [stderr]    |
Dec 11 06:44:30.312 INFO [stderr] 14 | use argparse::{ArgumentParser, Collect, StoreTrue, Store, StoreFalse};
Dec 11 06:44:30.312 INFO [stderr]    |                                                           ^^^^^^^^^^
Dec 11 06:44:30.312 INFO [stderr] 
Dec 11 06:44:30.312 INFO [stderr] warning: unused import: `regex::Regex`
Dec 11 06:44:30.312 INFO [stderr]   --> src/main.rs:15:5
Dec 11 06:44:30.312 INFO [stderr]    |
Dec 11 06:44:30.312 INFO [stderr] 15 | use regex::Regex;
Dec 11 06:44:30.312 INFO [stderr]    |     ^^^^^^^^^^^^
Dec 11 06:44:30.312 INFO [stderr] 
Dec 11 06:44:30.324 INFO [stderr] warning: unused import: `BufReader`
Dec 11 06:44:30.324 INFO [stderr]  --> src/main.rs:9:15
Dec 11 06:44:30.324 INFO [stderr]   |
Dec 11 06:44:30.324 INFO [stderr] 9 | use std::io::{BufReader, BufRead, BufWriter, Write, Read};
Dec 11 06:44:30.324 INFO [stderr]   |               ^^^^^^^^^
Dec 11 06:44:30.324 INFO [stderr]   |
Dec 11 06:44:30.324 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 11 06:44:30.324 INFO [stderr] 
Dec 11 06:44:30.324 INFO [stderr] warning: unused import: `std::prelude::*`
Dec 11 06:44:30.324 INFO [stderr]   --> src/main.rs:11:5
Dec 11 06:44:30.324 INFO [stderr]    |
Dec 11 06:44:30.324 INFO [stderr] 11 | use std::prelude::*;
Dec 11 06:44:30.324 INFO [stderr]    |     ^^^^^^^^^^^^^^^
Dec 11 06:44:30.324 INFO [stderr] 
Dec 11 06:44:30.324 INFO [stderr] warning: unused import: `StoreFalse`
Dec 11 06:44:30.324 INFO [stderr]   --> src/main.rs:14:59
Dec 11 06:44:30.324 INFO [stderr]    |
Dec 11 06:44:30.324 INFO [stderr] 14 | use argparse::{ArgumentParser, Collect, StoreTrue, Store, StoreFalse};
Dec 11 06:44:30.324 INFO [stderr]    |                                                           ^^^^^^^^^^
Dec 11 06:44:30.324 INFO [stderr] 
Dec 11 06:44:30.324 INFO [stderr] warning: unused import: `regex::Regex`
Dec 11 06:44:30.324 INFO [stderr]   --> src/main.rs:15:5
Dec 11 06:44:30.324 INFO [stderr]    |
Dec 11 06:44:30.324 INFO [stderr] 15 | use regex::Regex;
Dec 11 06:44:30.324 INFO [stderr]    |     ^^^^^^^^^^^^
Dec 11 06:44:30.324 INFO [stderr] 
Dec 11 06:44:30.360 INFO [stderr] warning: unused import: `BufRead`
Dec 11 06:44:30.360 INFO [stderr]  --> src/main.rs:9:26
Dec 11 06:44:30.360 INFO [stderr]   |
Dec 11 06:44:30.360 INFO [stderr] 9 | use std::io::{BufReader, BufRead, BufWriter, Write, Read};
Dec 11 06:44:30.360 INFO [stderr]   |                          ^^^^^^^
Dec 11 06:44:30.360 INFO [stderr] 
Dec 11 06:44:30.360 INFO [stderr] warning: unused variable: `size`
Dec 11 06:44:30.360 INFO [stderr]   --> src/main.rs:54:9
Dec 11 06:44:30.360 INFO [stderr]    |
Dec 11 06:44:30.360 INFO [stderr] 54 |     let size = f.read_to_end(&mut b);
Dec 11 06:44:30.360 INFO [stderr]    |         ^^^^ help: consider using `_size` instead
Dec 11 06:44:30.360 INFO [stderr]    |
Dec 11 06:44:30.360 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 11 06:44:30.360 INFO [stderr] 
Dec 11 06:44:30.360 INFO [stderr] warning: unused variable: `file_path`
Dec 11 06:44:30.360 INFO [stderr]    --> src/main.rs:137:9
Dec 11 06:44:30.360 INFO [stderr]     |
Dec 11 06:44:30.360 INFO [stderr] 137 |     let file_path = path.parent().unwrap().to_str().unwrap();
Dec 11 06:44:30.360 INFO [stderr]     |         ^^^^^^^^^ help: consider using `_file_path` instead
Dec 11 06:44:30.360 INFO [stderr] 
Dec 11 06:44:30.372 INFO [stderr] warning: unused import: `BufRead`
Dec 11 06:44:30.372 INFO [stderr]  --> src/main.rs:9:26
Dec 11 06:44:30.372 INFO [stderr]   |
Dec 11 06:44:30.372 INFO [stderr] 9 | use std::io::{BufReader, BufRead, BufWriter, Write, Read};
Dec 11 06:44:30.372 INFO [stderr]   |                          ^^^^^^^
Dec 11 06:44:30.372 INFO [stderr] 
Dec 11 06:44:30.372 INFO [stderr] warning: variable does not need to be mutable
Dec 11 06:44:30.372 INFO [stderr]   --> src/main.rs:62:9
Dec 11 06:44:30.372 INFO [stderr]    |
Dec 11 06:44:30.372 INFO [stderr] 62 |     let mut text = &contents[..];
Dec 11 06:44:30.372 INFO [stderr]    |         ----^^^^
Dec 11 06:44:30.372 INFO [stderr]    |         |
Dec 11 06:44:30.372 INFO [stderr]    |         help: remove this `mut`
Dec 11 06:44:30.376 INFO [stderr]    |
Dec 11 06:44:30.376 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 11 06:44:30.376 INFO [stderr] 
Dec 11 06:44:30.376 INFO [stderr] warning: function is never used: `is_sep`
Dec 11 06:44:30.376 INFO [stderr]   --> src/main.rs:18:1
Dec 11 06:44:30.376 INFO [stderr]    |
Dec 11 06:44:30.376 INFO [stderr] 18 | fn is_sep(r: &str) -> bool {
Dec 11 06:44:30.376 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 06:44:30.376 INFO [stderr]    |
Dec 11 06:44:30.376 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 11 06:44:30.376 INFO [stderr] 
Dec 11 06:44:30.376 INFO [stderr] warning: unused variable: `size`
Dec 11 06:44:30.376 INFO [stderr]   --> src/main.rs:54:9
Dec 11 06:44:30.376 INFO [stderr]    |
Dec 11 06:44:30.376 INFO [stderr] 54 |     let size = f.read_to_end(&mut b);
Dec 11 06:44:30.376 INFO [stderr]    |         ^^^^ help: consider using `_size` instead
Dec 11 06:44:30.376 INFO [stderr]    |
Dec 11 06:44:30.376 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 11 06:44:30.376 INFO [stderr] 
Dec 11 06:44:30.376 INFO [stderr] warning: unused variable: `file_path`
Dec 11 06:44:30.376 INFO [stderr]    --> src/main.rs:137:9
Dec 11 06:44:30.376 INFO [stderr]     |
Dec 11 06:44:30.376 INFO [stderr] 137 |     let file_path = path.parent().unwrap().to_str().unwrap();
Dec 11 06:44:30.376 INFO [stderr]     |         ^^^^^^^^^ help: consider using `_file_path` instead
Dec 11 06:44:30.376 INFO [stderr] 
Dec 11 06:44:30.381 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 06:44:30.381 INFO [stderr]    --> src/main.rs:178:9
Dec 11 06:44:30.381 INFO [stderr]     |
Dec 11 06:44:30.381 INFO [stderr] 178 |         o.write(chunk.as_bytes());
Dec 11 06:44:30.381 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 06:44:30.381 INFO [stderr]     |
Dec 11 06:44:30.381 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 11 06:44:30.381 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 06:44:30.381 INFO [stderr] 
Dec 11 06:44:30.386 INFO [stderr] warning: variable does not need to be mutable
Dec 11 06:44:30.386 INFO [stderr]   --> src/main.rs:62:9
Dec 11 06:44:30.386 INFO [stderr]    |
Dec 11 06:44:30.386 INFO [stderr] 62 |     let mut text = &contents[..];
Dec 11 06:44:30.386 INFO [stderr]    |         ----^^^^
Dec 11 06:44:30.386 INFO [stderr]    |         |
Dec 11 06:44:30.386 INFO [stderr]    |         help: remove this `mut`
Dec 11 06:44:30.386 INFO [stderr]    |
Dec 11 06:44:30.394 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 11 06:44:30.394 INFO [stderr] 
Dec 11 06:44:30.394 INFO [stderr] warning: function is never used: `is_sep`
Dec 11 06:44:30.394 INFO [stderr]   --> src/main.rs:18:1
Dec 11 06:44:30.394 INFO [stderr]    |
Dec 11 06:44:30.394 INFO [stderr] 18 | fn is_sep(r: &str) -> bool {
Dec 11 06:44:30.394 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 06:44:30.394 INFO [stderr]    |
Dec 11 06:44:30.394 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 11 06:44:30.394 INFO [stderr] 
Dec 11 06:44:30.395 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 06:44:30.395 INFO [stderr]    --> src/main.rs:178:9
Dec 11 06:44:30.395 INFO [stderr]     |
Dec 11 06:44:30.395 INFO [stderr] 178 |         o.write(chunk.as_bytes());
Dec 11 06:44:30.395 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 06:44:30.395 INFO [stderr]     |
Dec 11 06:44:30.395 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 11 06:44:30.395 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 06:44:30.395 INFO [stderr] 
Dec 11 06:44:30.432 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.99s
Dec 11 06:44:30.436 INFO [stderr] su: No module specific data is present
Dec 11 06:44:30.929 INFO running `"docker" "inspect" "814f5e2473f5113523f5a62cb0e23434be92a361d0698b82b167979a9b256fb3"`
Dec 11 06:44:31.182 INFO running `"docker" "rm" "-f" "814f5e2473f5113523f5a62cb0e23434be92a361d0698b82b167979a9b256fb3"`
Dec 11 06:44:31.416 INFO [stdout] 814f5e2473f5113523f5a62cb0e23434be92a361d0698b82b167979a9b256fb3