Nov 29 15:21:19.428 INFO checking vtsingaras/visafe against master#a49316ddc99d9d595193557fc899f6c52e4d9af9 for pr-56323
Nov 29 15:21:19.428 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-5/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/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 29 15:21:19.621 INFO [stdout] d3498a76e8735d4d6551717662923cd62d47795f3e874e2521017c96e4677126
Nov 29 15:21:19.623 INFO running `"docker" "start" "-a" "d3498a76e8735d4d6551717662923cd62d47795f3e874e2521017c96e4677126"`
Nov 29 15:21:20.432 INFO [stderr] usermod: no changes
Nov 29 15:21:20.497 INFO [stderr]     Checking argparse v0.2.1
Nov 29 15:21:21.113 INFO [stderr]     Checking visafe v0.1.0 (/source)
Nov 29 15:21:21.281 INFO [stderr] warning: variable does not need to be mutable
Nov 29 15:21:21.281 INFO [stderr]    --> src/main.rs:102:13
Nov 29 15:21:21.281 INFO [stderr]     |
Nov 29 15:21:21.281 INFO [stderr] 102 |         let mut checker_cmd = Command::new(options.checker.as_str()).arg(tmppath_str.clone()).stdout(Stdio::piped())
Nov 29 15:21:21.281 INFO [stderr]     |             ----^^^^^^^^^^^
Nov 29 15:21:21.281 INFO [stderr]     |             |
Nov 29 15:21:21.281 INFO [stderr]     |             help: remove this `mut`
Nov 29 15:21:21.281 INFO [stderr]     |
Nov 29 15:21:21.281 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Nov 29 15:21:21.281 INFO [stderr] 
Nov 29 15:21:21.281 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 29 15:21:21.281 INFO [stderr]   --> src/main.rs:39:9
Nov 29 15:21:21.281 INFO [stderr]    |
Nov 29 15:21:21.281 INFO [stderr] 39 |         io::stdout().flush();
Nov 29 15:21:21.281 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^
Nov 29 15:21:21.281 INFO [stderr]    |
Nov 29 15:21:21.281 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 29 15:21:21.281 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 29 15:21:21.281 INFO [stderr] 
Nov 29 15:21:21.282 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 29 15:21:21.282 INFO [stderr]    --> src/main.rs:100:9
Nov 29 15:21:21.282 INFO [stderr]     |
Nov 29 15:21:21.282 INFO [stderr] 100 |         editor_cmd.wait();
Nov 29 15:21:21.282 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^
Nov 29 15:21:21.282 INFO [stderr]     |
Nov 29 15:21:21.282 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 29 15:21:21.282 INFO [stderr] 
Nov 29 15:21:21.282 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 29 15:21:21.282 INFO [stderr]    --> src/main.rs:124:13
Nov 29 15:21:21.282 INFO [stderr]     |
Nov 29 15:21:21.282 INFO [stderr] 124 |             fs::remove_file(tmppath_str.clone());
Nov 29 15:21:21.282 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 15:21:21.282 INFO [stderr]     |
Nov 29 15:21:21.282 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 29 15:21:21.282 INFO [stderr] 
Nov 29 15:21:21.287 INFO [stderr] warning: variable does not need to be mutable
Nov 29 15:21:21.287 INFO [stderr]    --> src/main.rs:102:13
Nov 29 15:21:21.287 INFO [stderr]     |
Nov 29 15:21:21.287 INFO [stderr] 102 |         let mut checker_cmd = Command::new(options.checker.as_str()).arg(tmppath_str.clone()).stdout(Stdio::piped())
Nov 29 15:21:21.287 INFO [stderr]     |             ----^^^^^^^^^^^
Nov 29 15:21:21.287 INFO [stderr]     |             |
Nov 29 15:21:21.287 INFO [stderr]     |             help: remove this `mut`
Nov 29 15:21:21.287 INFO [stderr]     |
Nov 29 15:21:21.287 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Nov 29 15:21:21.287 INFO [stderr] 
Nov 29 15:21:21.288 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 29 15:21:21.288 INFO [stderr]   --> src/main.rs:39:9
Nov 29 15:21:21.288 INFO [stderr]    |
Nov 29 15:21:21.288 INFO [stderr] 39 |         io::stdout().flush();
Nov 29 15:21:21.288 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^
Nov 29 15:21:21.288 INFO [stderr]    |
Nov 29 15:21:21.288 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 29 15:21:21.288 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 29 15:21:21.288 INFO [stderr] 
Nov 29 15:21:21.289 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 29 15:21:21.289 INFO [stderr]    --> src/main.rs:100:9
Nov 29 15:21:21.289 INFO [stderr]     |
Nov 29 15:21:21.289 INFO [stderr] 100 |         editor_cmd.wait();
Nov 29 15:21:21.289 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^
Nov 29 15:21:21.289 INFO [stderr]     |
Nov 29 15:21:21.289 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 29 15:21:21.289 INFO [stderr] 
Nov 29 15:21:21.289 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 29 15:21:21.289 INFO [stderr]    --> src/main.rs:124:13
Nov 29 15:21:21.289 INFO [stderr]     |
Nov 29 15:21:21.289 INFO [stderr] 124 |             fs::remove_file(tmppath_str.clone());
Nov 29 15:21:21.289 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 15:21:21.289 INFO [stderr]     |
Nov 29 15:21:21.289 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 29 15:21:21.289 INFO [stderr] 
Nov 29 15:21:21.300 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.84s
Nov 29 15:21:21.302 INFO [stderr] su: No module specific data is present
Nov 29 15:21:21.652 INFO running `"docker" "inspect" "d3498a76e8735d4d6551717662923cd62d47795f3e874e2521017c96e4677126"`
Nov 29 15:21:21.788 INFO running `"docker" "rm" "-f" "d3498a76e8735d4d6551717662923cd62d47795f3e874e2521017c96e4677126"`
Nov 29 15:21:21.956 INFO [stdout] d3498a76e8735d4d6551717662923cd62d47795f3e874e2521017c96e4677126