Nov 02 05:21:30.507 INFO checking tera3939/rustcp_client against try#dc8b02d6f1e93f212fc39844ea688b634b4a03c7 for pr-55517
Nov 02 05:21:30.507 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55517/worker-1/try#dc8b02d6f1e93f212fc39844ea688b634b4a03c7:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-55517/try#dc8b02d6f1e93f212fc39844ea688b634b4a03c7:/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 +dc8b02d6f1e93f212fc39844ea688b634b4a03c7-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 02 05:21:30.840 INFO blam! 81e8184f85df10760203a4fd0ce0114f1a3845826fee7a91113e4c3bcb079fcb
Nov 02 05:21:30.846 INFO running `"docker" "start" "-a" "81e8184f85df10760203a4fd0ce0114f1a3845826fee7a91113e4c3bcb079fcb"`
Nov 02 05:21:31.658 INFO kablam! usermod: no changes
Nov 02 05:21:31.700 INFO kablam!     Checking rustcp_client v0.1.0 (/source)
Nov 02 05:21:31.904 INFO kablam! warning: unused variable: `buffer`
Nov 02 05:21:31.904 INFO kablam!   --> src/main.rs:12:13
Nov 02 05:21:31.904 INFO kablam!    |
Nov 02 05:21:31.904 INFO kablam! 12 |     let mut buffer = String::new();
Nov 02 05:21:31.904 INFO kablam!    |             ^^^^^^ help: consider using `_buffer` instead
Nov 02 05:21:31.904 INFO kablam!    |
Nov 02 05:21:31.904 INFO kablam!    = note: #[warn(unused_variables)] on by default
Nov 02 05:21:31.904 INFO kablam! 
Nov 02 05:21:31.908 INFO kablam! warning: variable does not need to be mutable
Nov 02 05:21:31.908 INFO kablam!   --> src/main.rs:12:9
Nov 02 05:21:31.908 INFO kablam!    |
Nov 02 05:21:31.908 INFO kablam! 12 |     let mut buffer = String::new();
Nov 02 05:21:31.908 INFO kablam!    |         ----^^^^^^
Nov 02 05:21:31.908 INFO kablam!    |         |
Nov 02 05:21:31.908 INFO kablam!    |         help: remove this `mut`
Nov 02 05:21:31.908 INFO kablam!    |
Nov 02 05:21:31.908 INFO kablam!    = note: #[warn(unused_mut)] on by default
Nov 02 05:21:31.908 INFO kablam! 
Nov 02 05:21:31.924 INFO kablam! warning: unused variable: `buffer`
Nov 02 05:21:31.924 INFO kablam!   --> src/main.rs:12:13
Nov 02 05:21:31.924 INFO kablam!    |
Nov 02 05:21:31.925 INFO kablam! 12 |     let mut buffer = String::new();
Nov 02 05:21:31.925 INFO kablam!    |             ^^^^^^ help: consider using `_buffer` instead
Nov 02 05:21:31.925 INFO kablam!    |
Nov 02 05:21:31.925 INFO kablam!    = note: #[warn(unused_variables)] on by default
Nov 02 05:21:31.925 INFO kablam! 
Nov 02 05:21:31.925 INFO kablam! warning: variable does not need to be mutable
Nov 02 05:21:31.925 INFO kablam!   --> src/main.rs:12:9
Nov 02 05:21:31.925 INFO kablam!    |
Nov 02 05:21:31.925 INFO kablam! 12 |     let mut buffer = String::new();
Nov 02 05:21:31.925 INFO kablam!    |         ----^^^^^^
Nov 02 05:21:31.925 INFO kablam!    |         |
Nov 02 05:21:31.925 INFO kablam!    |         help: remove this `mut`
Nov 02 05:21:31.925 INFO kablam!    |
Nov 02 05:21:31.925 INFO kablam!    = note: #[warn(unused_mut)] on by default
Nov 02 05:21:31.925 INFO kablam! 
Nov 02 05:21:31.925 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 02 05:21:31.925 INFO kablam!   --> src/main.rs:18:21
Nov 02 05:21:31.925 INFO kablam!    |
Nov 02 05:21:31.925 INFO kablam! 18 |                     stream.write(buffer.as_bytes());
Nov 02 05:21:31.925 INFO kablam!    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 02 05:21:31.925 INFO kablam!    |
Nov 02 05:21:31.925 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Nov 02 05:21:31.925 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Nov 02 05:21:31.925 INFO kablam! 
Nov 02 05:21:31.933 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 02 05:21:31.933 INFO kablam!   --> src/main.rs:18:21
Nov 02 05:21:31.933 INFO kablam!    |
Nov 02 05:21:31.933 INFO kablam! 18 |                     stream.write(buffer.as_bytes());
Nov 02 05:21:31.933 INFO kablam!    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 02 05:21:31.933 INFO kablam!    |
Nov 02 05:21:31.933 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Nov 02 05:21:31.933 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Nov 02 05:21:31.933 INFO kablam! 
Nov 02 05:21:31.952 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.27s
Nov 02 05:21:31.953 INFO kablam! su: No module specific data is present
Nov 02 05:21:32.338 INFO running `"docker" "rm" "-f" "81e8184f85df10760203a4fd0ce0114f1a3845826fee7a91113e4c3bcb079fcb"`
Nov 02 05:21:32.584 INFO blam! 81e8184f85df10760203a4fd0ce0114f1a3845826fee7a91113e4c3bcb079fcb