[INFO] cloning repository w-k-s/BrainfuckInterpreter
[INFO] running `"git" "clone" "--bare" "git://github.com/w-k-s/BrainfuckInterpreter.git" "work/cache/sources/gh/w-k-s/BrainfuckInterpreter"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/w-k-s/BrainfuckInterpreter'...
[INFO] running `"git" "clone" "work/cache/sources/gh/w-k-s/BrainfuckInterpreter" "work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/w-k-s/BrainfuckInterpreter"`
[INFO] [stderr] Cloning into 'work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/w-k-s/BrainfuckInterpreter'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/w-k-s/BrainfuckInterpreter" "work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/gh/w-k-s/BrainfuckInterpreter"`
[INFO] [stderr] Cloning into 'work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/gh/w-k-s/BrainfuckInterpreter'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 310c94f4292ca1efad6213c7754cf0967a5a4a5c
[INFO] sha for GitHub repo w-k-s/BrainfuckInterpreter: 310c94f4292ca1efad6213c7754cf0967a5a4a5c
[INFO] validating manifest of w-k-s/BrainfuckInterpreter on toolchain master#c0086b9e8972fef9fd4af24bae20d45021ed06c6
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of w-k-s/BrainfuckInterpreter on toolchain try#290ac7b29f41ff9fa5232f9a1116ea71a3501063
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+290ac7b29f41ff9fa5232f9a1116ea71a3501063-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing w-k-s/BrainfuckInterpreter
[INFO] finished frobbing w-k-s/BrainfuckInterpreter
[INFO] frobbed toml for w-k-s/BrainfuckInterpreter written to work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/w-k-s/BrainfuckInterpreter/Cargo.toml
[INFO] started frobbing w-k-s/BrainfuckInterpreter
[INFO] finished frobbing w-k-s/BrainfuckInterpreter
[INFO] frobbed toml for w-k-s/BrainfuckInterpreter written to work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/gh/w-k-s/BrainfuckInterpreter/Cargo.toml
[INFO] crate w-k-s/BrainfuckInterpreter has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+290ac7b29f41ff9fa5232f9a1116ea71a3501063-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking w-k-s/BrainfuckInterpreter against master#c0086b9e8972fef9fd4af24bae20d45021ed06c6 for pr-58899
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58899/worker-3/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/w-k-s/BrainfuckInterpreter:/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" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] a47a95ce8c3924020af0e7e7bacce8d3c5aff793fc1dc6e8562b14809be19eee
[INFO] running `"docker" "start" "-a" "a47a95ce8c3924020af0e7e7bacce8d3c5aff793fc1dc6e8562b14809be19eee"`
[INFO] [stderr]     Checking brainfuck_interpreter v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::fs::File`
[INFO] [stderr]  --> src/main.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::fs::File;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] warning: unused import: `std::fs::File`
[INFO] [stderr]  --> src/main.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::fs::File;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::path::Path`
[INFO] [stderr]  --> src/main.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::path::Path;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::path::Path`
[INFO] [stderr]  --> src/main.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::path::Path;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io::prelude`
[INFO] [stderr]  --> src/main.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::io::prelude::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `value`
[INFO] [stderr]   --> src/main.rs:83:17
[INFO] [stderr]    |
[INFO] [stderr] 83 |         for (i, value) in self.data.iter().enumerate() {
[INFO] [stderr]    |                 ^^^^^ help: consider prefixing with an underscore: `_value`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `reset`
[INFO] [stderr]   --> src/main.rs:71:5
[INFO] [stderr]    |
[INFO] [stderr] 71 |     fn reset(&mut self) -> &mut Brainfuck {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io::prelude`
[INFO] [stderr]  --> src/main.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::io::prelude::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `value`
[INFO] [stderr]   --> src/main.rs:83:17
[INFO] [stderr]    |
[INFO] [stderr] 83 |         for (i, value) in self.data.iter().enumerate() {
[INFO] [stderr]    |                 ^^^^^ help: consider prefixing with an underscore: `_value`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `"docker" "inspect" "a47a95ce8c3924020af0e7e7bacce8d3c5aff793fc1dc6e8562b14809be19eee"`
[INFO] running `"docker" "rm" "-f" "a47a95ce8c3924020af0e7e7bacce8d3c5aff793fc1dc6e8562b14809be19eee"`
[INFO] [stdout] a47a95ce8c3924020af0e7e7bacce8d3c5aff793fc1dc6e8562b14809be19eee