Dec 19 21:52:04.677 INFO checking Snakeyes97/Brainfuck-rs against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 21:52:04.677 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-0/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/Snakeyes97/Brainfuck-rs:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 21:52:05.241 INFO [stdout] fb99246748dc3ba9fc8095c16f7d270d5c281f5cdf462c4a676727ed3c8ac314
Dec 19 21:52:05.242 INFO running `"docker" "start" "-a" "fb99246748dc3ba9fc8095c16f7d270d5c281f5cdf462c4a676727ed3c8ac314"`
Dec 19 21:52:06.676 INFO [stderr]     Checking brainfuck_interpreter v0.1.0 (/opt/crater/workdir)
Dec 19 21:52:07.004 INFO [stderr] warning: unused imports: `iter`, `str`
Dec 19 21:52:07.004 INFO [stderr]  --> src/interpreter.rs:1:11
Dec 19 21:52:07.004 INFO [stderr]   |
Dec 19 21:52:07.004 INFO [stderr] 1 | use std::{iter,str};
Dec 19 21:52:07.004 INFO [stderr]   |           ^^^^ ^^^
Dec 19 21:52:07.004 INFO [stderr]   |
Dec 19 21:52:07.004 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 21:52:07.004 INFO [stderr] 
Dec 19 21:52:07.017 INFO [stderr] warning: struct is never constructed: `Interpreter`
Dec 19 21:52:07.017 INFO [stderr]  --> src/interpreter.rs:2:1
Dec 19 21:52:07.017 INFO [stderr]   |
Dec 19 21:52:07.017 INFO [stderr] 2 | struct Interpreter {
Dec 19 21:52:07.017 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^
Dec 19 21:52:07.017 INFO [stderr]   |
Dec 19 21:52:07.017 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 19 21:52:07.017 INFO [stderr] 
Dec 19 21:52:07.017 INFO [stderr] warning: method is never used: `new`
Dec 19 21:52:07.017 INFO [stderr]  --> src/interpreter.rs:9:5
Dec 19 21:52:07.017 INFO [stderr]   |
Dec 19 21:52:07.017 INFO [stderr] 9 |     pub fn new() -> Self {
Dec 19 21:52:07.017 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
Dec 19 21:52:07.017 INFO [stderr] 
Dec 19 21:52:07.017 INFO [stderr] warning: method is never used: `parse`
Dec 19 21:52:07.017 INFO [stderr]   --> src/interpreter.rs:12:5
Dec 19 21:52:07.017 INFO [stderr]    |
Dec 19 21:52:07.017 INFO [stderr] 12 |     pub fn parse(&mut self, source: String) -> Result<(),String> {
Dec 19 21:52:07.017 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 21:52:07.017 INFO [stderr] 
Dec 19 21:52:07.017 INFO [stderr] warning: function is never used: `check_parenthesis`
Dec 19 21:52:07.017 INFO [stderr]  --> src/main.rs:9:1
Dec 19 21:52:07.017 INFO [stderr]   |
Dec 19 21:52:07.017 INFO [stderr] 9 | fn check_parenthesis(text : String) -> Result<(), usize> {
Dec 19 21:52:07.017 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 21:52:07.018 INFO [stderr] 
Dec 19 21:52:07.116 INFO [stderr] warning: unused imports: `iter`, `str`
Dec 19 21:52:07.116 INFO [stderr]  --> src/interpreter.rs:1:11
Dec 19 21:52:07.116 INFO [stderr]   |
Dec 19 21:52:07.116 INFO [stderr] 1 | use std::{iter,str};
Dec 19 21:52:07.116 INFO [stderr]   |           ^^^^ ^^^
Dec 19 21:52:07.116 INFO [stderr]   |
Dec 19 21:52:07.116 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 21:52:07.116 INFO [stderr] 
Dec 19 21:52:07.180 INFO [stderr] warning: struct is never constructed: `Interpreter`
Dec 19 21:52:07.180 INFO [stderr]  --> src/interpreter.rs:2:1
Dec 19 21:52:07.180 INFO [stderr]   |
Dec 19 21:52:07.181 INFO [stderr] 2 | struct Interpreter {
Dec 19 21:52:07.181 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^
Dec 19 21:52:07.181 INFO [stderr]   |
Dec 19 21:52:07.181 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 19 21:52:07.181 INFO [stderr] 
Dec 19 21:52:07.181 INFO [stderr] warning: method is never used: `new`
Dec 19 21:52:07.181 INFO [stderr]  --> src/interpreter.rs:9:5
Dec 19 21:52:07.181 INFO [stderr]   |
Dec 19 21:52:07.181 INFO [stderr] 9 |     pub fn new() -> Self {
Dec 19 21:52:07.181 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
Dec 19 21:52:07.181 INFO [stderr] 
Dec 19 21:52:07.181 INFO [stderr] warning: method is never used: `parse`
Dec 19 21:52:07.181 INFO [stderr]   --> src/interpreter.rs:12:5
Dec 19 21:52:07.181 INFO [stderr]    |
Dec 19 21:52:07.181 INFO [stderr] 12 |     pub fn parse(&mut self, source: String) -> Result<(),String> {
Dec 19 21:52:07.181 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 21:52:07.181 INFO [stderr] 
Dec 19 21:52:07.181 INFO [stderr] warning: function is never used: `check_parenthesis`
Dec 19 21:52:07.181 INFO [stderr]  --> src/main.rs:9:1
Dec 19 21:52:07.181 INFO [stderr]   |
Dec 19 21:52:07.181 INFO [stderr] 9 | fn check_parenthesis(text : String) -> Result<(), usize> {
Dec 19 21:52:07.181 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 21:52:07.181 INFO [stderr] 
Dec 19 21:52:07.222 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.60s
Dec 19 21:52:07.858 INFO running `"docker" "inspect" "fb99246748dc3ba9fc8095c16f7d270d5c281f5cdf462c4a676727ed3c8ac314"`
Dec 19 21:52:08.150 INFO running `"docker" "rm" "-f" "fb99246748dc3ba9fc8095c16f7d270d5c281f5cdf462c4a676727ed3c8ac314"`
Dec 19 21:52:08.532 INFO [stdout] fb99246748dc3ba9fc8095c16f7d270d5c281f5cdf462c4a676727ed3c8ac314