Nov 01 00:23:15.952 INFO checking muranoya/CubaLibre against master#05812fa8c588473f03e3fa7cf59cd84f4f37c715 for pr-55538
Nov 01 00:23:15.953 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55538/worker-1/master#05812fa8c588473f03e3fa7cf59cd84f4f37c715:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-55538/master#05812fa8c588473f03e3fa7cf59cd84f4f37c715:/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 +05812fa8c588473f03e3fa7cf59cd84f4f37c715-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 00:23:16.363 INFO blam! d842748a404fce5f0b0b52afff1621ce754312f53f75f24796d3ddf64968510d
Nov 01 00:23:16.365 INFO running `"docker" "start" "-a" "d842748a404fce5f0b0b52afff1621ce754312f53f75f24796d3ddf64968510d"`
Nov 01 00:23:17.804 INFO kablam! usermod: no changes
Nov 01 00:23:17.858 INFO kablam!     Checking cuba_libre v0.0.1 (/source)
Nov 01 00:23:18.291 INFO kablam! warning: unused import: `Shutdown`
Nov 01 00:23:18.291 INFO kablam!  --> src/main.rs:2:40
Nov 01 00:23:18.301 INFO kablam!   |
Nov 01 00:23:18.301 INFO kablam! 2 | use std::net::{TcpListener, TcpStream, Shutdown};
Nov 01 00:23:18.301 INFO kablam!   |                                        ^^^^^^^^
Nov 01 00:23:18.302 INFO kablam!   |
Nov 01 00:23:18.302 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 01 00:23:18.302 INFO kablam! 
Nov 01 00:23:18.308 INFO kablam! warning: unused import: `Shutdown`
Nov 01 00:23:18.308 INFO kablam!  --> src/main.rs:2:40
Nov 01 00:23:18.308 INFO kablam!   |
Nov 01 00:23:18.308 INFO kablam! 2 | use std::net::{TcpListener, TcpStream, Shutdown};
Nov 01 00:23:18.308 INFO kablam!   |                                        ^^^^^^^^
Nov 01 00:23:18.308 INFO kablam!   |
Nov 01 00:23:18.308 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 01 00:23:18.308 INFO kablam! 
Nov 01 00:23:18.460 INFO kablam! warning: unused variable: `args`
Nov 01 00:23:18.461 INFO kablam!    --> src/main.rs:103:16
Nov 01 00:23:18.461 INFO kablam!     |
Nov 01 00:23:18.462 INFO kablam! 103 | fn set_options(args:&mut env::Args) -> Result<RToption, String> {
Nov 01 00:23:18.462 INFO kablam!     |                ^^^^ help: consider using `_args` instead
Nov 01 00:23:18.462 INFO kablam!     |
Nov 01 00:23:18.462 INFO kablam!     = note: #[warn(unused_variables)] on by default
Nov 01 00:23:18.463 INFO kablam! 
Nov 01 00:23:18.496 INFO kablam! warning: field is never used: `verbose`
Nov 01 00:23:18.497 INFO kablam!   --> src/main.rs:96:5
Nov 01 00:23:18.497 INFO kablam!    |
Nov 01 00:23:18.497 INFO kablam! 96 |     verbose:     i32,
Nov 01 00:23:18.498 INFO kablam!    |     ^^^^^^^^^^^^^^^^
Nov 01 00:23:18.498 INFO kablam!    |
Nov 01 00:23:18.498 INFO kablam!    = note: #[warn(dead_code)] on by default
Nov 01 00:23:18.498 INFO kablam! 
Nov 01 00:23:18.499 INFO kablam! warning: function is never used: `print_usage`
Nov 01 00:23:18.499 INFO kablam!   --> src/main.rs:99:1
Nov 01 00:23:18.499 INFO kablam!    |
Nov 01 00:23:18.499 INFO kablam! 99 | fn print_usage(args:&mut env::Args) {
Nov 01 00:23:18.500 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 00:23:18.500 INFO kablam! 
Nov 01 00:23:18.500 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 01 00:23:18.501 INFO kablam!    --> src/main.rs:257:21
Nov 01 00:23:18.501 INFO kablam!     |
Nov 01 00:23:18.501 INFO kablam! 257 |                     sendrecv_data(req, sock);
Nov 01 00:23:18.501 INFO kablam!     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 00:23:18.502 INFO kablam!     |
Nov 01 00:23:18.502 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Nov 01 00:23:18.502 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Nov 01 00:23:18.502 INFO kablam! 
Nov 01 00:23:18.509 INFO kablam! warning: unused variable: `args`
Nov 01 00:23:18.509 INFO kablam!    --> src/main.rs:103:16
Nov 01 00:23:18.509 INFO kablam!     |
Nov 01 00:23:18.509 INFO kablam! 103 | fn set_options(args:&mut env::Args) -> Result<RToption, String> {
Nov 01 00:23:18.510 INFO kablam!     |                ^^^^ help: consider using `_args` instead
Nov 01 00:23:18.510 INFO kablam!     |
Nov 01 00:23:18.510 INFO kablam!     = note: #[warn(unused_variables)] on by default
Nov 01 00:23:18.511 INFO kablam! 
Nov 01 00:23:18.600 INFO kablam! warning: field is never used: `verbose`
Nov 01 00:23:18.600 INFO kablam!   --> src/main.rs:96:5
Nov 01 00:23:18.600 INFO kablam!    |
Nov 01 00:23:18.600 INFO kablam! 96 |     verbose:     i32,
Nov 01 00:23:18.600 INFO kablam!    |     ^^^^^^^^^^^^^^^^
Nov 01 00:23:18.600 INFO kablam!    |
Nov 01 00:23:18.600 INFO kablam!    = note: #[warn(dead_code)] on by default
Nov 01 00:23:18.600 INFO kablam! 
Nov 01 00:23:18.600 INFO kablam! warning: function is never used: `print_usage`
Nov 01 00:23:18.600 INFO kablam!   --> src/main.rs:99:1
Nov 01 00:23:18.600 INFO kablam!    |
Nov 01 00:23:18.600 INFO kablam! 99 | fn print_usage(args:&mut env::Args) {
Nov 01 00:23:18.600 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 00:23:18.600 INFO kablam! 
Nov 01 00:23:18.600 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 01 00:23:18.600 INFO kablam!    --> src/main.rs:257:21
Nov 01 00:23:18.600 INFO kablam!     |
Nov 01 00:23:18.600 INFO kablam! 257 |                     sendrecv_data(req, sock);
Nov 01 00:23:18.600 INFO kablam!     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 00:23:18.600 INFO kablam!     |
Nov 01 00:23:18.600 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Nov 01 00:23:18.600 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Nov 01 00:23:18.600 INFO kablam! 
Nov 01 00:23:18.620 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.79s
Nov 01 00:23:18.624 INFO kablam! su: No module specific data is present
Nov 01 00:23:19.030 INFO running `"docker" "rm" "-f" "d842748a404fce5f0b0b52afff1621ce754312f53f75f24796d3ddf64968510d"`
Nov 01 00:23:19.224 INFO blam! d842748a404fce5f0b0b52afff1621ce754312f53f75f24796d3ddf64968510d