Nov 30 01:07:28.865 INFO checking jbcden/csv_parser against master#a49316ddc99d9d595193557fc899f6c52e4d9af9 for pr-56323
Nov 30 01:07:28.865 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-4/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56323/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/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 +a49316ddc99d9d595193557fc899f6c52e4d9af9-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"`
Nov 30 01:07:29.172 INFO [stdout] 55f0479372eceb8e1f9ac85bc7c8ad56b6b6b8082fb5724f01a4bfbd9e1f8e6d
Nov 30 01:07:29.175 INFO running `"docker" "start" "-a" "55f0479372eceb8e1f9ac85bc7c8ad56b6b6b8082fb5724f01a4bfbd9e1f8e6d"`
Nov 30 01:07:29.955 INFO [stderr] usermod: no changes
Nov 30 01:07:29.994 INFO [stderr]     Checking csv_parser v0.1.0 (/source)
Nov 30 01:07:30.223 INFO [stderr] warning: unused import: `std::fs::File`
Nov 30 01:07:30.224 INFO [stderr]  --> src/main.rs:1:5
Nov 30 01:07:30.224 INFO [stderr]   |
Nov 30 01:07:30.224 INFO [stderr] 1 | use std::fs::File;
Nov 30 01:07:30.224 INFO [stderr]   |     ^^^^^^^^^^^^^
Nov 30 01:07:30.224 INFO [stderr]   |
Nov 30 01:07:30.224 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 30 01:07:30.224 INFO [stderr] 
Nov 30 01:07:30.224 INFO [stderr] warning: unused import: `std::io::Read`
Nov 30 01:07:30.224 INFO [stderr]  --> src/main.rs:2:5
Nov 30 01:07:30.224 INFO [stderr]   |
Nov 30 01:07:30.224 INFO [stderr] 2 | use std::io::Read;
Nov 30 01:07:30.224 INFO [stderr]   |     ^^^^^^^^^^^^^
Nov 30 01:07:30.224 INFO [stderr] 
Nov 30 01:07:30.264 INFO [stderr] warning: variable does not need to be mutable
Nov 30 01:07:30.264 INFO [stderr]  --> src/main.rs:7:9
Nov 30 01:07:30.264 INFO [stderr]   |
Nov 30 01:07:30.264 INFO [stderr] 7 |     let mut csv = std::fs::File::open("../FINAL.csv").unwrap();
Nov 30 01:07:30.264 INFO [stderr]   |         ----^^^
Nov 30 01:07:30.264 INFO [stderr]   |         |
Nov 30 01:07:30.264 INFO [stderr]   |         help: remove this `mut`
Nov 30 01:07:30.264 INFO [stderr]   |
Nov 30 01:07:30.264 INFO [stderr]   = note: #[warn(unused_mut)] on by default
Nov 30 01:07:30.264 INFO [stderr] 
Nov 30 01:07:30.264 INFO [stderr] warning: variable does not need to be mutable
Nov 30 01:07:30.264 INFO [stderr]  --> src/main.rs:8:9
Nov 30 01:07:30.264 INFO [stderr]   |
Nov 30 01:07:30.264 INFO [stderr] 8 |     let mut buf_read = BufReader::new(&csv);
Nov 30 01:07:30.264 INFO [stderr]   |         ----^^^^^^^^
Nov 30 01:07:30.264 INFO [stderr]   |         |
Nov 30 01:07:30.264 INFO [stderr]   |         help: remove this `mut`
Nov 30 01:07:30.264 INFO [stderr] 
Nov 30 01:07:30.266 INFO [stderr] warning: function is never used: `efficient_unsafe`
Nov 30 01:07:30.266 INFO [stderr]   --> src/main.rs:34:1
Nov 30 01:07:30.266 INFO [stderr]    |
Nov 30 01:07:30.266 INFO [stderr] 34 | fn efficient_unsafe(line: Result<String, String>) -> i32 {
Nov 30 01:07:30.266 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 01:07:30.266 INFO [stderr]    |
Nov 30 01:07:30.266 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 30 01:07:30.266 INFO [stderr] 
Nov 30 01:07:30.316 INFO [stderr] warning: unused import: `std::fs::File`
Nov 30 01:07:30.316 INFO [stderr]  --> src/main.rs:1:5
Nov 30 01:07:30.316 INFO [stderr]   |
Nov 30 01:07:30.316 INFO [stderr] 1 | use std::fs::File;
Nov 30 01:07:30.316 INFO [stderr]   |     ^^^^^^^^^^^^^
Nov 30 01:07:30.316 INFO [stderr]   |
Nov 30 01:07:30.316 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 30 01:07:30.316 INFO [stderr] 
Nov 30 01:07:30.316 INFO [stderr] warning: unused import: `std::io::Read`
Nov 30 01:07:30.316 INFO [stderr]  --> src/main.rs:2:5
Nov 30 01:07:30.316 INFO [stderr]   |
Nov 30 01:07:30.316 INFO [stderr] 2 | use std::io::Read;
Nov 30 01:07:30.316 INFO [stderr]   |     ^^^^^^^^^^^^^
Nov 30 01:07:30.316 INFO [stderr] 
Nov 30 01:07:30.352 INFO [stderr] warning: variable does not need to be mutable
Nov 30 01:07:30.352 INFO [stderr]  --> src/main.rs:7:9
Nov 30 01:07:30.352 INFO [stderr]   |
Nov 30 01:07:30.352 INFO [stderr] 7 |     let mut csv = std::fs::File::open("../FINAL.csv").unwrap();
Nov 30 01:07:30.352 INFO [stderr]   |         ----^^^
Nov 30 01:07:30.352 INFO [stderr]   |         |
Nov 30 01:07:30.352 INFO [stderr]   |         help: remove this `mut`
Nov 30 01:07:30.352 INFO [stderr]   |
Nov 30 01:07:30.352 INFO [stderr]   = note: #[warn(unused_mut)] on by default
Nov 30 01:07:30.352 INFO [stderr] 
Nov 30 01:07:30.353 INFO [stderr] warning: variable does not need to be mutable
Nov 30 01:07:30.353 INFO [stderr]  --> src/main.rs:8:9
Nov 30 01:07:30.353 INFO [stderr]   |
Nov 30 01:07:30.353 INFO [stderr] 8 |     let mut buf_read = BufReader::new(&csv);
Nov 30 01:07:30.353 INFO [stderr]   |         ----^^^^^^^^
Nov 30 01:07:30.353 INFO [stderr]   |         |
Nov 30 01:07:30.353 INFO [stderr]   |         help: remove this `mut`
Nov 30 01:07:30.353 INFO [stderr] 
Nov 30 01:07:30.354 INFO [stderr] warning: function is never used: `efficient_unsafe`
Nov 30 01:07:30.354 INFO [stderr]   --> src/main.rs:34:1
Nov 30 01:07:30.354 INFO [stderr]    |
Nov 30 01:07:30.354 INFO [stderr] 34 | fn efficient_unsafe(line: Result<String, String>) -> i32 {
Nov 30 01:07:30.354 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 01:07:30.354 INFO [stderr]    |
Nov 30 01:07:30.354 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 30 01:07:30.354 INFO [stderr] 
Nov 30 01:07:30.381 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.40s
Nov 30 01:07:30.381 INFO [stderr] su: No module specific data is present
Nov 30 01:07:30.723 INFO running `"docker" "inspect" "55f0479372eceb8e1f9ac85bc7c8ad56b6b6b8082fb5724f01a4bfbd9e1f8e6d"`
Nov 30 01:07:30.890 INFO running `"docker" "rm" "-f" "55f0479372eceb8e1f9ac85bc7c8ad56b6b6b8082fb5724f01a4bfbd9e1f8e6d"`
Nov 30 01:07:31.112 INFO [stdout] 55f0479372eceb8e1f9ac85bc7c8ad56b6b6b8082fb5724f01a4bfbd9e1f8e6d