Nov 30 06:24:44.096 INFO checking bb2000/brainfuck_rs against master#a49316ddc99d9d595193557fc899f6c52e4d9af9 for pr-56323
Nov 30 06:24:44.096 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-1/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/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 06:24:44.600 INFO [stdout] 8d5467ad5fcf01106f033953167e4c3a407ec10095b3567eae3a88a10950a6d3
Nov 30 06:24:44.606 INFO running `"docker" "start" "-a" "8d5467ad5fcf01106f033953167e4c3a407ec10095b3567eae3a88a10950a6d3"`
Nov 30 06:24:46.704 INFO [stderr] usermod: no changes
Nov 30 06:24:46.760 INFO [stderr]     Checking brainfuck v0.1.0 (/source)
Nov 30 06:24:47.372 INFO [stderr] warning: unused imports: `Read`, `Stdin`, `Write`
Nov 30 06:24:47.372 INFO [stderr]  --> src/brainfuck.rs:1:15
Nov 30 06:24:47.372 INFO [stderr]   |
Nov 30 06:24:47.372 INFO [stderr] 1 | use std::io::{Read, Write, Stdin};
Nov 30 06:24:47.372 INFO [stderr]   |               ^^^^  ^^^^^  ^^^^^
Nov 30 06:24:47.397 INFO [stderr]   |
Nov 30 06:24:47.398 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 30 06:24:47.398 INFO [stderr] 
Nov 30 06:24:47.398 INFO [stderr] warning: unused import: `std::io`
Nov 30 06:24:47.398 INFO [stderr]  --> src/brainfuck.rs:2:5
Nov 30 06:24:47.398 INFO [stderr]   |
Nov 30 06:24:47.398 INFO [stderr] 2 | use std::io;
Nov 30 06:24:47.398 INFO [stderr]   |     ^^^^^^^
Nov 30 06:24:47.398 INFO [stderr] 
Nov 30 06:24:47.398 INFO [stderr] warning: unnecessary parentheses around `for` head expression
Nov 30 06:24:47.398 INFO [stderr]   --> src/brainfuck.rs:41:25
Nov 30 06:24:47.398 INFO [stderr]    |
Nov 30 06:24:47.398 INFO [stderr] 41 |         for location in (0..self.memory.len()) {
Nov 30 06:24:47.398 INFO [stderr]    |                         ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Nov 30 06:24:47.398 INFO [stderr]    |
Nov 30 06:24:47.398 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Nov 30 06:24:47.398 INFO [stderr] 
Nov 30 06:24:47.398 INFO [stderr] warning: unused import: `BufReader`
Nov 30 06:24:47.398 INFO [stderr]  --> src/main.rs:5:15
Nov 30 06:24:47.398 INFO [stderr]   |
Nov 30 06:24:47.398 INFO [stderr] 5 | use std::io::{BufReader, Read, Write};
Nov 30 06:24:47.398 INFO [stderr]   |               ^^^^^^^^^
Nov 30 06:24:47.398 INFO [stderr] 
Nov 30 06:24:47.605 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 06:24:47.605 INFO [stderr]   --> src/main.rs:19:5
Nov 30 06:24:47.605 INFO [stderr]    |
Nov 30 06:24:47.605 INFO [stderr] 19 |     io::stdout().flush();
Nov 30 06:24:47.605 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Nov 30 06:24:47.605 INFO [stderr]    |
Nov 30 06:24:47.605 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 30 06:24:47.605 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 06:24:47.606 INFO [stderr] 
Nov 30 06:24:47.606 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 06:24:47.606 INFO [stderr]   --> src/main.rs:20:5
Nov 30 06:24:47.606 INFO [stderr]    |
Nov 30 06:24:47.606 INFO [stderr] 20 |     io::stdin().read_line(&mut input_buf);
Nov 30 06:24:47.606 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 06:24:47.606 INFO [stderr]    |
Nov 30 06:24:47.606 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 06:24:47.606 INFO [stderr] 
Nov 30 06:24:47.692 INFO [stderr] warning: unused imports: `Read`, `Stdin`, `Write`
Nov 30 06:24:47.692 INFO [stderr]  --> src/brainfuck.rs:1:15
Nov 30 06:24:47.692 INFO [stderr]   |
Nov 30 06:24:47.692 INFO [stderr] 1 | use std::io::{Read, Write, Stdin};
Nov 30 06:24:47.692 INFO [stderr]   |               ^^^^  ^^^^^  ^^^^^
Nov 30 06:24:47.692 INFO [stderr]   |
Nov 30 06:24:47.692 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 30 06:24:47.692 INFO [stderr] 
Nov 30 06:24:47.692 INFO [stderr] warning: unused import: `std::io`
Nov 30 06:24:47.692 INFO [stderr]  --> src/brainfuck.rs:2:5
Nov 30 06:24:47.692 INFO [stderr]   |
Nov 30 06:24:47.692 INFO [stderr] 2 | use std::io;
Nov 30 06:24:47.692 INFO [stderr]   |     ^^^^^^^
Nov 30 06:24:47.692 INFO [stderr] 
Nov 30 06:24:47.692 INFO [stderr] warning: unnecessary parentheses around `for` head expression
Nov 30 06:24:47.692 INFO [stderr]   --> src/brainfuck.rs:41:25
Nov 30 06:24:47.692 INFO [stderr]    |
Nov 30 06:24:47.692 INFO [stderr] 41 |         for location in (0..self.memory.len()) {
Nov 30 06:24:47.692 INFO [stderr]    |                         ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Nov 30 06:24:47.692 INFO [stderr]    |
Nov 30 06:24:47.692 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Nov 30 06:24:47.693 INFO [stderr] 
Nov 30 06:24:47.693 INFO [stderr] warning: unused import: `BufReader`
Nov 30 06:24:47.693 INFO [stderr]  --> src/main.rs:5:15
Nov 30 06:24:47.693 INFO [stderr]   |
Nov 30 06:24:47.693 INFO [stderr] 5 | use std::io::{BufReader, Read, Write};
Nov 30 06:24:47.693 INFO [stderr]   |               ^^^^^^^^^
Nov 30 06:24:47.693 INFO [stderr] 
Nov 30 06:24:47.896 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 06:24:47.896 INFO [stderr]   --> src/main.rs:19:5
Nov 30 06:24:47.896 INFO [stderr]    |
Nov 30 06:24:47.896 INFO [stderr] 19 |     io::stdout().flush();
Nov 30 06:24:47.896 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Nov 30 06:24:47.896 INFO [stderr]    |
Nov 30 06:24:47.896 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 30 06:24:47.896 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 06:24:47.896 INFO [stderr] 
Nov 30 06:24:47.896 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 06:24:47.896 INFO [stderr]   --> src/main.rs:20:5
Nov 30 06:24:47.896 INFO [stderr]    |
Nov 30 06:24:47.896 INFO [stderr] 20 |     io::stdin().read_line(&mut input_buf);
Nov 30 06:24:47.896 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 06:24:47.896 INFO [stderr]    |
Nov 30 06:24:47.896 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 06:24:47.896 INFO [stderr] 
Nov 30 06:24:47.923 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.19s
Nov 30 06:24:47.934 INFO [stderr] su: No module specific data is present
Nov 30 06:24:48.994 INFO running `"docker" "inspect" "8d5467ad5fcf01106f033953167e4c3a407ec10095b3567eae3a88a10950a6d3"`
Nov 30 06:24:49.310 INFO running `"docker" "rm" "-f" "8d5467ad5fcf01106f033953167e4c3a407ec10095b3567eae3a88a10950a6d3"`
Nov 30 06:24:49.688 INFO [stdout] 8d5467ad5fcf01106f033953167e4c3a407ec10095b3567eae3a88a10950a6d3