Oct 21 12:25:01.127 INFO checking vtsingaras/visafe against master#155510e377ae2a8d8ee0dad1a5f809c9062a5526 for pr-55192
Oct 21 12:25:01.128 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-55192/worker-6/master#155510e377ae2a8d8ee0dad1a5f809c9062a5526:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-6/pr-55192/master#155510e377ae2a8d8ee0dad1a5f809c9062a5526:/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 +155510e377ae2a8d8ee0dad1a5f809c9062a5526-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"`
Oct 21 12:25:01.546 INFO blam! 2c2c051fa5792cb28f822a016d950bcf543676511356838c982328639b597b2e
Oct 21 12:25:01.553 INFO running `"docker" "start" "-a" "2c2c051fa5792cb28f822a016d950bcf543676511356838c982328639b597b2e"`
Oct 21 12:25:03.007 INFO kablam! usermod: no changes
Oct 21 12:25:03.065 INFO kablam!     Checking argparse v0.2.1
Oct 21 12:25:03.792 INFO kablam!     Checking visafe v0.1.0 (/source)
Oct 21 12:25:04.212 INFO kablam! warning: variable does not need to be mutable
Oct 21 12:25:04.212 INFO kablam!    --> src/main.rs:102:13
Oct 21 12:25:04.212 INFO kablam!     |
Oct 21 12:25:04.212 INFO kablam! 102 |         let mut checker_cmd = Command::new(options.checker.as_str()).arg(tmppath_str.clone()).stdout(Stdio::piped())
Oct 21 12:25:04.212 INFO kablam!     |             ----^^^^^^^^^^^
Oct 21 12:25:04.212 INFO kablam!     |             |
Oct 21 12:25:04.212 INFO kablam!     |             help: remove this `mut`
Oct 21 12:25:04.212 INFO kablam!     |
Oct 21 12:25:04.212 INFO kablam!     = note: #[warn(unused_mut)] on by default
Oct 21 12:25:04.212 INFO kablam! 
Oct 21 12:25:04.212 INFO kablam! warning: unused `std::result::Result` that must be used
Oct 21 12:25:04.212 INFO kablam!   --> src/main.rs:39:9
Oct 21 12:25:04.212 INFO kablam!    |
Oct 21 12:25:04.212 INFO kablam! 39 |         io::stdout().flush();
Oct 21 12:25:04.212 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^
Oct 21 12:25:04.212 INFO kablam!    |
Oct 21 12:25:04.212 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Oct 21 12:25:04.212 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 21 12:25:04.212 INFO kablam! 
Oct 21 12:25:04.212 INFO kablam! warning: unused `std::result::Result` that must be used
Oct 21 12:25:04.212 INFO kablam!    --> src/main.rs:100:9
Oct 21 12:25:04.212 INFO kablam!     |
Oct 21 12:25:04.212 INFO kablam! 100 |         editor_cmd.wait();
Oct 21 12:25:04.212 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^
Oct 21 12:25:04.212 INFO kablam!     |
Oct 21 12:25:04.212 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Oct 21 12:25:04.212 INFO kablam! 
Oct 21 12:25:04.212 INFO kablam! warning: unused `std::result::Result` that must be used
Oct 21 12:25:04.212 INFO kablam!    --> src/main.rs:124:13
Oct 21 12:25:04.212 INFO kablam!     |
Oct 21 12:25:04.212 INFO kablam! 124 |             fs::remove_file(tmppath_str.clone());
Oct 21 12:25:04.212 INFO kablam!     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 21 12:25:04.212 INFO kablam!     |
Oct 21 12:25:04.212 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Oct 21 12:25:04.212 INFO kablam! 
Oct 21 12:25:04.256 INFO kablam! warning: variable does not need to be mutable
Oct 21 12:25:04.256 INFO kablam!    --> src/main.rs:102:13
Oct 21 12:25:04.256 INFO kablam!     |
Oct 21 12:25:04.256 INFO kablam! 102 |         let mut checker_cmd = Command::new(options.checker.as_str()).arg(tmppath_str.clone()).stdout(Stdio::piped())
Oct 21 12:25:04.256 INFO kablam!     |             ----^^^^^^^^^^^
Oct 21 12:25:04.256 INFO kablam!     |             |
Oct 21 12:25:04.256 INFO kablam!     |             help: remove this `mut`
Oct 21 12:25:04.256 INFO kablam!     |
Oct 21 12:25:04.256 INFO kablam!     = note: #[warn(unused_mut)] on by default
Oct 21 12:25:04.256 INFO kablam! 
Oct 21 12:25:04.256 INFO kablam! warning: unused `std::result::Result` that must be used
Oct 21 12:25:04.256 INFO kablam!   --> src/main.rs:39:9
Oct 21 12:25:04.256 INFO kablam!    |
Oct 21 12:25:04.256 INFO kablam! 39 |         io::stdout().flush();
Oct 21 12:25:04.256 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^
Oct 21 12:25:04.256 INFO kablam!    |
Oct 21 12:25:04.256 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Oct 21 12:25:04.256 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 21 12:25:04.256 INFO kablam! 
Oct 21 12:25:04.256 INFO kablam! warning: unused `std::result::Result` that must be used
Oct 21 12:25:04.256 INFO kablam!    --> src/main.rs:100:9
Oct 21 12:25:04.256 INFO kablam!     |
Oct 21 12:25:04.256 INFO kablam! 100 |         editor_cmd.wait();
Oct 21 12:25:04.256 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^
Oct 21 12:25:04.256 INFO kablam!     |
Oct 21 12:25:04.256 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Oct 21 12:25:04.256 INFO kablam! 
Oct 21 12:25:04.256 INFO kablam! warning: unused `std::result::Result` that must be used
Oct 21 12:25:04.256 INFO kablam!    --> src/main.rs:124:13
Oct 21 12:25:04.256 INFO kablam!     |
Oct 21 12:25:04.256 INFO kablam! 124 |             fs::remove_file(tmppath_str.clone());
Oct 21 12:25:04.256 INFO kablam!     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 21 12:25:04.256 INFO kablam!     |
Oct 21 12:25:04.256 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Oct 21 12:25:04.256 INFO kablam! 
Oct 21 12:25:04.276 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.25s
Oct 21 12:25:04.284 INFO kablam! su: No module specific data is present
Oct 21 12:25:04.900 INFO running `"docker" "rm" "-f" "2c2c051fa5792cb28f822a016d950bcf543676511356838c982328639b597b2e"`
Oct 21 12:25:05.185 INFO blam! 2c2c051fa5792cb28f822a016d950bcf543676511356838c982328639b597b2e