Nov 01 06:06:51.565 INFO checking dgryski/rust-bf against try#d7816399d50d407bbce1efe9dbadf8faaaf568fc for pr-55538
Nov 01 06:06:51.565 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55538/worker-7/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/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 06:06:52.020 INFO blam! 5dd10066f640554cfc42ddb61de568f4cb0420fc3a93e2bc3685c525fb5a3d94
Nov 01 06:06:52.022 INFO running `"docker" "start" "-a" "5dd10066f640554cfc42ddb61de568f4cb0420fc3a93e2bc3685c525fb5a3d94"`
Nov 01 06:06:53.557 INFO kablam! usermod: no changes
Nov 01 06:06:53.656 INFO kablam!     Checking bf v0.1.0 (/source)
Nov 01 06:06:54.280 INFO kablam! warning: unused variable: `arg1`
Nov 01 06:06:54.280 INFO kablam!   --> src/main.rs:17:13
Nov 01 06:06:54.280 INFO kablam!    |
Nov 01 06:06:54.280 INFO kablam! 17 |     let ref arg1 = args[1];
Nov 01 06:06:54.280 INFO kablam!    |             ^^^^ help: consider using `_arg1` instead
Nov 01 06:06:54.280 INFO kablam!    |
Nov 01 06:06:54.280 INFO kablam!    = note: #[warn(unused_variables)] on by default
Nov 01 06:06:54.280 INFO kablam! 
Nov 01 06:06:54.319 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 01 06:06:54.319 INFO kablam!   --> src/main.rs:31:9
Nov 01 06:06:54.319 INFO kablam!    |
Nov 01 06:06:54.319 INFO kablam! 31 |         io::stderr().write(err.as_bytes());
Nov 01 06:06:54.319 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 06:06:54.319 INFO kablam!    |
Nov 01 06:06:54.319 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Nov 01 06:06:54.319 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Nov 01 06:06:54.319 INFO kablam! 
Nov 01 06:06:54.472 INFO kablam! warning: unused variable: `arg1`
Nov 01 06:06:54.472 INFO kablam!   --> src/main.rs:17:13
Nov 01 06:06:54.472 INFO kablam!    |
Nov 01 06:06:54.472 INFO kablam! 17 |     let ref arg1 = args[1];
Nov 01 06:06:54.472 INFO kablam!    |             ^^^^ help: consider using `_arg1` instead
Nov 01 06:06:54.472 INFO kablam!    |
Nov 01 06:06:54.472 INFO kablam!    = note: #[warn(unused_variables)] on by default
Nov 01 06:06:54.472 INFO kablam! 
Nov 01 06:06:54.512 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 01 06:06:54.512 INFO kablam!   --> src/main.rs:31:9
Nov 01 06:06:54.512 INFO kablam!    |
Nov 01 06:06:54.512 INFO kablam! 31 |         io::stderr().write(err.as_bytes());
Nov 01 06:06:54.512 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 06:06:54.512 INFO kablam!    |
Nov 01 06:06:54.512 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Nov 01 06:06:54.512 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Nov 01 06:06:54.520 INFO kablam! 
Nov 01 06:06:54.564 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.96s
Nov 01 06:06:54.565 INFO kablam! su: No module specific data is present
Nov 01 06:06:55.873 INFO running `"docker" "rm" "-f" "5dd10066f640554cfc42ddb61de568f4cb0420fc3a93e2bc3685c525fb5a3d94"`
Nov 01 06:06:56.025 INFO blam! 5dd10066f640554cfc42ddb61de568f4cb0420fc3a93e2bc3685c525fb5a3d94