Oct 27 00:05:12.443 INFO checking muranoya/CubaLibre against try#19f01b935b91481fd445b16b533d2f87661bf12e for pr-55192-2
Oct 27 00:05:12.443 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-55192-2/worker-5/try#19f01b935b91481fd445b16b533d2f87661bf12e:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-5/pr-55192-2/try#19f01b935b91481fd445b16b533d2f87661bf12e:/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 +19f01b935b91481fd445b16b533d2f87661bf12e-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 27 00:05:12.806 INFO blam! 22239b1be6dda4b99c8581d0bb9b2a195172fb32a7943450683af5d6714ef3f9
Oct 27 00:05:12.807 INFO running `"docker" "start" "-a" "22239b1be6dda4b99c8581d0bb9b2a195172fb32a7943450683af5d6714ef3f9"`
Oct 27 00:05:13.839 INFO kablam! usermod: no changes
Oct 27 00:05:13.896 INFO kablam!     Checking cuba_libre v0.0.1 (/source)
Oct 27 00:05:14.323 INFO kablam! warning: unused import: `Shutdown`
Oct 27 00:05:14.323 INFO kablam!  --> src/main.rs:2:40
Oct 27 00:05:14.323 INFO kablam!   |
Oct 27 00:05:14.323 INFO kablam! 2 | use std::net::{TcpListener, TcpStream, Shutdown};
Oct 27 00:05:14.323 INFO kablam!   |                                        ^^^^^^^^
Oct 27 00:05:14.323 INFO kablam!   |
Oct 27 00:05:14.323 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 27 00:05:14.323 INFO kablam! 
Oct 27 00:05:14.513 INFO kablam! warning: unused import: `Shutdown`
Oct 27 00:05:14.514 INFO kablam!  --> src/main.rs:2:40
Oct 27 00:05:14.514 INFO kablam!   |
Oct 27 00:05:14.514 INFO kablam! 2 | use std::net::{TcpListener, TcpStream, Shutdown};
Oct 27 00:05:14.515 INFO kablam!   |                                        ^^^^^^^^
Oct 27 00:05:14.515 INFO kablam!   |
Oct 27 00:05:14.516 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 27 00:05:14.516 INFO kablam! 
Oct 27 00:05:14.583 INFO kablam! warning: unused variable: `args`
Oct 27 00:05:14.584 INFO kablam!    --> src/main.rs:103:16
Oct 27 00:05:14.584 INFO kablam!     |
Oct 27 00:05:14.585 INFO kablam! 103 | fn set_options(args:&mut env::Args) -> Result<RToption, String> {
Oct 27 00:05:14.585 INFO kablam!     |                ^^^^ help: consider using `_args` instead
Oct 27 00:05:14.586 INFO kablam!     |
Oct 27 00:05:14.586 INFO kablam!     = note: #[warn(unused_variables)] on by default
Oct 27 00:05:14.586 INFO kablam! 
Oct 27 00:05:14.614 INFO kablam! warning: field is never used: `verbose`
Oct 27 00:05:14.614 INFO kablam!   --> src/main.rs:96:5
Oct 27 00:05:14.614 INFO kablam!    |
Oct 27 00:05:14.614 INFO kablam! 96 |     verbose:     i32,
Oct 27 00:05:14.614 INFO kablam!    |     ^^^^^^^^^^^^^^^^
Oct 27 00:05:14.614 INFO kablam!    |
Oct 27 00:05:14.627 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 27 00:05:14.627 INFO kablam! 
Oct 27 00:05:14.627 INFO kablam! warning: function is never used: `print_usage`
Oct 27 00:05:14.627 INFO kablam!   --> src/main.rs:99:1
Oct 27 00:05:14.627 INFO kablam!    |
Oct 27 00:05:14.627 INFO kablam! 99 | fn print_usage(args:&mut env::Args) {
Oct 27 00:05:14.627 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 27 00:05:14.627 INFO kablam! 
Oct 27 00:05:14.629 INFO kablam! warning: unused `std::result::Result` that must be used
Oct 27 00:05:14.629 INFO kablam!    --> src/main.rs:257:21
Oct 27 00:05:14.629 INFO kablam!     |
Oct 27 00:05:14.629 INFO kablam! 257 |                     sendrecv_data(req, sock);
Oct 27 00:05:14.629 INFO kablam!     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 27 00:05:14.629 INFO kablam!     |
Oct 27 00:05:14.630 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Oct 27 00:05:14.630 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Oct 27 00:05:14.630 INFO kablam! 
Oct 27 00:05:14.747 INFO kablam! warning: unused variable: `args`
Oct 27 00:05:14.747 INFO kablam!    --> src/main.rs:103:16
Oct 27 00:05:14.747 INFO kablam!     |
Oct 27 00:05:14.747 INFO kablam! 103 | fn set_options(args:&mut env::Args) -> Result<RToption, String> {
Oct 27 00:05:14.747 INFO kablam!     |                ^^^^ help: consider using `_args` instead
Oct 27 00:05:14.747 INFO kablam!     |
Oct 27 00:05:14.747 INFO kablam!     = note: #[warn(unused_variables)] on by default
Oct 27 00:05:14.747 INFO kablam! 
Oct 27 00:05:14.791 INFO kablam! warning: field is never used: `verbose`
Oct 27 00:05:14.791 INFO kablam!   --> src/main.rs:96:5
Oct 27 00:05:14.791 INFO kablam!    |
Oct 27 00:05:14.791 INFO kablam! 96 |     verbose:     i32,
Oct 27 00:05:14.791 INFO kablam!    |     ^^^^^^^^^^^^^^^^
Oct 27 00:05:14.791 INFO kablam!    |
Oct 27 00:05:14.791 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 27 00:05:14.791 INFO kablam! 
Oct 27 00:05:14.791 INFO kablam! warning: function is never used: `print_usage`
Oct 27 00:05:14.791 INFO kablam!   --> src/main.rs:99:1
Oct 27 00:05:14.791 INFO kablam!    |
Oct 27 00:05:14.791 INFO kablam! 99 | fn print_usage(args:&mut env::Args) {
Oct 27 00:05:14.791 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 27 00:05:14.791 INFO kablam! 
Oct 27 00:05:14.791 INFO kablam! warning: unused `std::result::Result` that must be used
Oct 27 00:05:14.791 INFO kablam!    --> src/main.rs:257:21
Oct 27 00:05:14.791 INFO kablam!     |
Oct 27 00:05:14.791 INFO kablam! 257 |                     sendrecv_data(req, sock);
Oct 27 00:05:14.791 INFO kablam!     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 27 00:05:14.791 INFO kablam!     |
Oct 27 00:05:14.791 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Oct 27 00:05:14.791 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Oct 27 00:05:14.791 INFO kablam! 
Oct 27 00:05:14.827 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.95s
Oct 27 00:05:14.831 INFO kablam! su: No module specific data is present
Oct 27 00:05:16.110 INFO running `"docker" "rm" "-f" "22239b1be6dda4b99c8581d0bb9b2a195172fb32a7943450683af5d6714ef3f9"`
Oct 27 00:05:16.431 INFO blam! 22239b1be6dda4b99c8581d0bb9b2a195172fb32a7943450683af5d6714ef3f9