Nov 01 08:09:59.082 INFO checking bb2000/brainfuck_rs against try#d7816399d50d407bbce1efe9dbadf8faaaf568fc for pr-55538
Nov 01 08:09:59.082 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55538/worker-4/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-55538/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/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 +d7816399d50d407bbce1efe9dbadf8faaaf568fc-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 01 08:09:59.536 INFO blam! 2726cd478db7cf08b04e89892f0d9e332d34e79c4e478ca30b85d5c39680d344
Nov 01 08:09:59.538 INFO running `"docker" "start" "-a" "2726cd478db7cf08b04e89892f0d9e332d34e79c4e478ca30b85d5c39680d344"`
Nov 01 08:10:00.759 INFO kablam! usermod: no changes
Nov 01 08:10:00.800 INFO kablam!     Checking brainfuck v0.1.0 (/source)
Nov 01 08:10:01.231 INFO kablam! warning: unused imports: `Read`, `Stdin`, `Write`
Nov 01 08:10:01.231 INFO kablam!  --> src/brainfuck.rs:1:15
Nov 01 08:10:01.231 INFO kablam!   |
Nov 01 08:10:01.231 INFO kablam! 1 | use std::io::{Read, Write, Stdin};
Nov 01 08:10:01.231 INFO kablam!   |               ^^^^  ^^^^^  ^^^^^
Nov 01 08:10:01.231 INFO kablam!   |
Nov 01 08:10:01.232 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 01 08:10:01.232 INFO kablam! 
Nov 01 08:10:01.232 INFO kablam! warning: unused import: `std::io`
Nov 01 08:10:01.232 INFO kablam!  --> src/brainfuck.rs:2:5
Nov 01 08:10:01.232 INFO kablam!   |
Nov 01 08:10:01.232 INFO kablam! 2 | use std::io;
Nov 01 08:10:01.232 INFO kablam!   |     ^^^^^^^
Nov 01 08:10:01.232 INFO kablam! 
Nov 01 08:10:01.232 INFO kablam! warning: unnecessary parentheses around `for` head expression
Nov 01 08:10:01.232 INFO kablam!   --> src/brainfuck.rs:41:25
Nov 01 08:10:01.232 INFO kablam!    |
Nov 01 08:10:01.232 INFO kablam! 41 |         for location in (0..self.memory.len()) {
Nov 01 08:10:01.232 INFO kablam!    |                         ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Nov 01 08:10:01.232 INFO kablam!    |
Nov 01 08:10:01.232 INFO kablam!    = note: #[warn(unused_parens)] on by default
Nov 01 08:10:01.232 INFO kablam! 
Nov 01 08:10:01.232 INFO kablam! warning: unused import: `BufReader`
Nov 01 08:10:01.232 INFO kablam!  --> src/main.rs:5:15
Nov 01 08:10:01.232 INFO kablam!   |
Nov 01 08:10:01.232 INFO kablam! 5 | use std::io::{BufReader, Read, Write};
Nov 01 08:10:01.232 INFO kablam!   |               ^^^^^^^^^
Nov 01 08:10:01.232 INFO kablam! 
Nov 01 08:10:01.272 INFO kablam! warning: unused imports: `Read`, `Stdin`, `Write`
Nov 01 08:10:01.272 INFO kablam!  --> src/brainfuck.rs:1:15
Nov 01 08:10:01.272 INFO kablam!   |
Nov 01 08:10:01.272 INFO kablam! 1 | use std::io::{Read, Write, Stdin};
Nov 01 08:10:01.272 INFO kablam!   |               ^^^^  ^^^^^  ^^^^^
Nov 01 08:10:01.272 INFO kablam!   |
Nov 01 08:10:01.272 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 01 08:10:01.272 INFO kablam! 
Nov 01 08:10:01.272 INFO kablam! warning: unused import: `std::io`
Nov 01 08:10:01.272 INFO kablam!  --> src/brainfuck.rs:2:5
Nov 01 08:10:01.272 INFO kablam!   |
Nov 01 08:10:01.272 INFO kablam! 2 | use std::io;
Nov 01 08:10:01.272 INFO kablam!   |     ^^^^^^^
Nov 01 08:10:01.272 INFO kablam! 
Nov 01 08:10:01.272 INFO kablam! warning: unnecessary parentheses around `for` head expression
Nov 01 08:10:01.272 INFO kablam!   --> src/brainfuck.rs:41:25
Nov 01 08:10:01.272 INFO kablam!    |
Nov 01 08:10:01.273 INFO kablam! 41 |         for location in (0..self.memory.len()) {
Nov 01 08:10:01.273 INFO kablam!    |                         ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Nov 01 08:10:01.273 INFO kablam!    |
Nov 01 08:10:01.273 INFO kablam!    = note: #[warn(unused_parens)] on by default
Nov 01 08:10:01.273 INFO kablam! 
Nov 01 08:10:01.273 INFO kablam! warning: unused import: `BufReader`
Nov 01 08:10:01.273 INFO kablam!  --> src/main.rs:5:15
Nov 01 08:10:01.273 INFO kablam!   |
Nov 01 08:10:01.273 INFO kablam! 5 | use std::io::{BufReader, Read, Write};
Nov 01 08:10:01.273 INFO kablam!   |               ^^^^^^^^^
Nov 01 08:10:01.273 INFO kablam! 
Nov 01 08:10:01.316 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 01 08:10:01.316 INFO kablam!   --> src/main.rs:19:5
Nov 01 08:10:01.316 INFO kablam!    |
Nov 01 08:10:01.316 INFO kablam! 19 |     io::stdout().flush();
Nov 01 08:10:01.316 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^
Nov 01 08:10:01.316 INFO kablam!    |
Nov 01 08:10:01.316 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Nov 01 08:10:01.316 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Nov 01 08:10:01.316 INFO kablam! 
Nov 01 08:10:01.316 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 01 08:10:01.316 INFO kablam!   --> src/main.rs:20:5
Nov 01 08:10:01.316 INFO kablam!    |
Nov 01 08:10:01.316 INFO kablam! 20 |     io::stdin().read_line(&mut input_buf);
Nov 01 08:10:01.316 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 08:10:01.316 INFO kablam!    |
Nov 01 08:10:01.316 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Nov 01 08:10:01.316 INFO kablam! 
Nov 01 08:10:01.370 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 01 08:10:01.370 INFO kablam!   --> src/main.rs:19:5
Nov 01 08:10:01.370 INFO kablam!    |
Nov 01 08:10:01.370 INFO kablam! 19 |     io::stdout().flush();
Nov 01 08:10:01.370 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^
Nov 01 08:10:01.370 INFO kablam!    |
Nov 01 08:10:01.370 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Nov 01 08:10:01.370 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Nov 01 08:10:01.370 INFO kablam! 
Nov 01 08:10:01.370 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 01 08:10:01.370 INFO kablam!   --> src/main.rs:20:5
Nov 01 08:10:01.370 INFO kablam!    |
Nov 01 08:10:01.370 INFO kablam! 20 |     io::stdin().read_line(&mut input_buf);
Nov 01 08:10:01.370 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 08:10:01.370 INFO kablam!    |
Nov 01 08:10:01.370 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Nov 01 08:10:01.371 INFO kablam! 
Nov 01 08:10:01.411 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.62s
Nov 01 08:10:01.418 INFO kablam! su: No module specific data is present
Nov 01 08:10:02.299 INFO running `"docker" "rm" "-f" "2726cd478db7cf08b04e89892f0d9e332d34e79c4e478ca30b85d5c39680d344"`
Nov 01 08:10:02.512 INFO blam! 2726cd478db7cf08b04e89892f0d9e332d34e79c4e478ca30b85d5c39680d344