Nov 28 03:30:54.667 INFO checking jbcden/csv_parser against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 28 03:30:54.669 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-2/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56074/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/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 +db42d4dad33013eba11ef37342ad9f614e5652b8-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 28 03:30:54.947 INFO [stdout] 9c6f3169221afb8498b7faaa6df61ea49556453a69b63173e21d7960ebaf519a
Nov 28 03:30:54.954 INFO running `"docker" "start" "-a" "9c6f3169221afb8498b7faaa6df61ea49556453a69b63173e21d7960ebaf519a"`
Nov 28 03:30:55.824 INFO [stderr] usermod: no changes
Nov 28 03:30:55.869 INFO [stderr]     Checking csv_parser v0.1.0 (/source)
Nov 28 03:30:56.105 INFO [stderr] warning: unused import: `std::fs::File`
Nov 28 03:30:56.105 INFO [stderr]  --> src/main.rs:1:5
Nov 28 03:30:56.105 INFO [stderr]   |
Nov 28 03:30:56.106 INFO [stderr] 1 | use std::fs::File;
Nov 28 03:30:56.106 INFO [stderr]   |     ^^^^^^^^^^^^^
Nov 28 03:30:56.106 INFO [stderr]   |
Nov 28 03:30:56.107 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 28 03:30:56.107 INFO [stderr] 
Nov 28 03:30:56.107 INFO [stderr] warning: unused import: `std::io::Read`
Nov 28 03:30:56.108 INFO [stderr]  --> src/main.rs:2:5
Nov 28 03:30:56.108 INFO [stderr]   |
Nov 28 03:30:56.108 INFO [stderr] 2 | use std::io::Read;
Nov 28 03:30:56.116 INFO [stderr]   |     ^^^^^^^^^^^^^
Nov 28 03:30:56.116 INFO [stderr] 
Nov 28 03:30:56.158 INFO [stderr] warning: variable does not need to be mutable
Nov 28 03:30:56.158 INFO [stderr]  --> src/main.rs:7:9
Nov 28 03:30:56.159 INFO [stderr]   |
Nov 28 03:30:56.159 INFO [stderr] 7 |     let mut csv = std::fs::File::open("../FINAL.csv").unwrap();
Nov 28 03:30:56.159 INFO [stderr]   |         ----^^^
Nov 28 03:30:56.159 INFO [stderr]   |         |
Nov 28 03:30:56.159 INFO [stderr]   |         help: remove this `mut`
Nov 28 03:30:56.160 INFO [stderr]   |
Nov 28 03:30:56.160 INFO [stderr]   = note: #[warn(unused_mut)] on by default
Nov 28 03:30:56.160 INFO [stderr] 
Nov 28 03:30:56.160 INFO [stderr] warning: variable does not need to be mutable
Nov 28 03:30:56.160 INFO [stderr]  --> src/main.rs:8:9
Nov 28 03:30:56.160 INFO [stderr]   |
Nov 28 03:30:56.161 INFO [stderr] 8 |     let mut buf_read = BufReader::new(&csv);
Nov 28 03:30:56.161 INFO [stderr]   |         ----^^^^^^^^
Nov 28 03:30:56.161 INFO [stderr]   |         |
Nov 28 03:30:56.161 INFO [stderr]   |         help: remove this `mut`
Nov 28 03:30:56.161 INFO [stderr] 
Nov 28 03:30:56.162 INFO [stderr] warning: function is never used: `efficient_unsafe`
Nov 28 03:30:56.162 INFO [stderr]   --> src/main.rs:34:1
Nov 28 03:30:56.162 INFO [stderr]    |
Nov 28 03:30:56.162 INFO [stderr] 34 | fn efficient_unsafe(line: Result<String, String>) -> i32 {
Nov 28 03:30:56.162 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 03:30:56.162 INFO [stderr]    |
Nov 28 03:30:56.163 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 28 03:30:56.163 INFO [stderr] 
Nov 28 03:30:56.270 INFO [stderr] warning: unused import: `std::fs::File`
Nov 28 03:30:56.270 INFO [stderr]  --> src/main.rs:1:5
Nov 28 03:30:56.270 INFO [stderr]   |
Nov 28 03:30:56.270 INFO [stderr] 1 | use std::fs::File;
Nov 28 03:30:56.270 INFO [stderr]   |     ^^^^^^^^^^^^^
Nov 28 03:30:56.270 INFO [stderr]   |
Nov 28 03:30:56.270 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 28 03:30:56.270 INFO [stderr] 
Nov 28 03:30:56.270 INFO [stderr] warning: unused import: `std::io::Read`
Nov 28 03:30:56.270 INFO [stderr]  --> src/main.rs:2:5
Nov 28 03:30:56.270 INFO [stderr]   |
Nov 28 03:30:56.270 INFO [stderr] 2 | use std::io::Read;
Nov 28 03:30:56.270 INFO [stderr]   |     ^^^^^^^^^^^^^
Nov 28 03:30:56.270 INFO [stderr] 
Nov 28 03:30:56.309 INFO [stderr] warning: variable does not need to be mutable
Nov 28 03:30:56.309 INFO [stderr]  --> src/main.rs:7:9
Nov 28 03:30:56.309 INFO [stderr]   |
Nov 28 03:30:56.309 INFO [stderr] 7 |     let mut csv = std::fs::File::open("../FINAL.csv").unwrap();
Nov 28 03:30:56.309 INFO [stderr]   |         ----^^^
Nov 28 03:30:56.309 INFO [stderr]   |         |
Nov 28 03:30:56.309 INFO [stderr]   |         help: remove this `mut`
Nov 28 03:30:56.309 INFO [stderr]   |
Nov 28 03:30:56.309 INFO [stderr]   = note: #[warn(unused_mut)] on by default
Nov 28 03:30:56.309 INFO [stderr] 
Nov 28 03:30:56.309 INFO [stderr] warning: variable does not need to be mutable
Nov 28 03:30:56.309 INFO [stderr]  --> src/main.rs:8:9
Nov 28 03:30:56.309 INFO [stderr]   |
Nov 28 03:30:56.309 INFO [stderr] 8 |     let mut buf_read = BufReader::new(&csv);
Nov 28 03:30:56.309 INFO [stderr]   |         ----^^^^^^^^
Nov 28 03:30:56.309 INFO [stderr]   |         |
Nov 28 03:30:56.309 INFO [stderr]   |         help: remove this `mut`
Nov 28 03:30:56.309 INFO [stderr] 
Nov 28 03:30:56.314 INFO [stderr] warning: function is never used: `efficient_unsafe`
Nov 28 03:30:56.314 INFO [stderr]   --> src/main.rs:34:1
Nov 28 03:30:56.315 INFO [stderr]    |
Nov 28 03:30:56.315 INFO [stderr] 34 | fn efficient_unsafe(line: Result<String, String>) -> i32 {
Nov 28 03:30:56.315 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 03:30:56.315 INFO [stderr]    |
Nov 28 03:30:56.315 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 28 03:30:56.315 INFO [stderr] 
Nov 28 03:30:56.340 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.48s
Nov 28 03:30:56.340 INFO [stderr] su: No module specific data is present
Nov 28 03:30:56.730 INFO running `"docker" "inspect" "9c6f3169221afb8498b7faaa6df61ea49556453a69b63173e21d7960ebaf519a"`
Nov 28 03:30:56.862 INFO running `"docker" "rm" "-f" "9c6f3169221afb8498b7faaa6df61ea49556453a69b63173e21d7960ebaf519a"`
Nov 28 03:30:57.104 INFO [stdout] 9c6f3169221afb8498b7faaa6df61ea49556453a69b63173e21d7960ebaf519a