Nov 06 17:13:25.768 INFO checking muranoya/CubaLibre against master#24e66c28980442a48d9458f1a4f9b76cc722dc8a for pr-55687
Nov 06 17:13:25.769 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55687/worker-4/master#24e66c28980442a48d9458f1a4f9b76cc722dc8a:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-55687/master#24e66c28980442a48d9458f1a4f9b76cc722dc8a:/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 +24e66c28980442a48d9458f1a4f9b76cc722dc8a-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 06 17:13:26.339 INFO blam! fb69fa7bacae8de8c7cb86ac656e267b8e474c6ac330a4d44310b72b8ffeaa41
Nov 06 17:13:26.339 INFO running `"docker" "start" "-a" "fb69fa7bacae8de8c7cb86ac656e267b8e474c6ac330a4d44310b72b8ffeaa41"`
Nov 06 17:13:27.816 INFO kablam! usermod: no changes
Nov 06 17:13:27.880 INFO kablam!     Checking cuba_libre v0.0.1 (/source)
Nov 06 17:13:28.353 INFO kablam! warning: unused import: `Shutdown`
Nov 06 17:13:28.354 INFO kablam!  --> src/main.rs:2:40
Nov 06 17:13:28.354 INFO kablam!   |
Nov 06 17:13:28.354 INFO kablam! 2 | use std::net::{TcpListener, TcpStream, Shutdown};
Nov 06 17:13:28.354 INFO kablam!   |                                        ^^^^^^^^
Nov 06 17:13:28.355 INFO kablam!   |
Nov 06 17:13:28.355 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 06 17:13:28.355 INFO kablam! 
Nov 06 17:13:28.362 INFO kablam! warning: unused import: `Shutdown`
Nov 06 17:13:28.363 INFO kablam!  --> src/main.rs:2:40
Nov 06 17:13:28.363 INFO kablam!   |
Nov 06 17:13:28.363 INFO kablam! 2 | use std::net::{TcpListener, TcpStream, Shutdown};
Nov 06 17:13:28.363 INFO kablam!   |                                        ^^^^^^^^
Nov 06 17:13:28.364 INFO kablam!   |
Nov 06 17:13:28.364 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 06 17:13:28.364 INFO kablam! 
Nov 06 17:13:28.499 INFO kablam! warning: unused variable: `args`
Nov 06 17:13:28.500 INFO kablam!    --> src/main.rs:103:16
Nov 06 17:13:28.500 INFO kablam!     |
Nov 06 17:13:28.501 INFO kablam! 103 | fn set_options(args:&mut env::Args) -> Result<RToption, String> {
Nov 06 17:13:28.501 INFO kablam!     |                ^^^^ help: consider using `_args` instead
Nov 06 17:13:28.501 INFO kablam!     |
Nov 06 17:13:28.501 INFO kablam!     = note: #[warn(unused_variables)] on by default
Nov 06 17:13:28.502 INFO kablam! 
Nov 06 17:13:28.535 INFO kablam! warning: field is never used: `verbose`
Nov 06 17:13:28.535 INFO kablam!   --> src/main.rs:96:5
Nov 06 17:13:28.536 INFO kablam!    |
Nov 06 17:13:28.536 INFO kablam! 96 |     verbose:     i32,
Nov 06 17:13:28.536 INFO kablam!    |     ^^^^^^^^^^^^^^^^
Nov 06 17:13:28.537 INFO kablam!    |
Nov 06 17:13:28.537 INFO kablam!    = note: #[warn(dead_code)] on by default
Nov 06 17:13:28.537 INFO kablam! 
Nov 06 17:13:28.537 INFO kablam! warning: function is never used: `print_usage`
Nov 06 17:13:28.538 INFO kablam!   --> src/main.rs:99:1
Nov 06 17:13:28.538 INFO kablam!    |
Nov 06 17:13:28.538 INFO kablam! 99 | fn print_usage(args:&mut env::Args) {
Nov 06 17:13:28.539 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 06 17:13:28.539 INFO kablam! 
Nov 06 17:13:28.539 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 06 17:13:28.540 INFO kablam!    --> src/main.rs:257:21
Nov 06 17:13:28.540 INFO kablam!     |
Nov 06 17:13:28.540 INFO kablam! 257 |                     sendrecv_data(req, sock);
Nov 06 17:13:28.541 INFO kablam!     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 06 17:13:28.541 INFO kablam!     |
Nov 06 17:13:28.541 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Nov 06 17:13:28.541 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Nov 06 17:13:28.542 INFO kablam! warning: unused variable: `args`
Nov 06 17:13:28.542 INFO kablam!    --> src/main.rs:103:16
Nov 06 17:13:28.542 INFO kablam!     |
Nov 06 17:13:28.543 INFO kablam! 103 | fn set_options(args:&mut env::Args) -> Result<RToption, String> {
Nov 06 17:13:28.543 INFO kablam!     |                ^^^^ help: consider using `_args` instead
Nov 06 17:13:28.543 INFO kablam!     |
Nov 06 17:13:28.544 INFO kablam!     = note: #[warn(unused_variables)] on by default
Nov 06 17:13:28.544 INFO kablam! 
Nov 06 17:13:28.544 INFO kablam! 
Nov 06 17:13:28.641 INFO kablam! warning: field is never used: `verbose`
Nov 06 17:13:28.641 INFO kablam!   --> src/main.rs:96:5
Nov 06 17:13:28.642 INFO kablam!    |
Nov 06 17:13:28.642 INFO kablam! 96 |     verbose:     i32,
Nov 06 17:13:28.643 INFO kablam!    |     ^^^^^^^^^^^^^^^^
Nov 06 17:13:28.643 INFO kablam!    |
Nov 06 17:13:28.644 INFO kablam!    = note: #[warn(dead_code)] on by default
Nov 06 17:13:28.644 INFO kablam! 
Nov 06 17:13:28.645 INFO kablam! warning: function is never used: `print_usage`
Nov 06 17:13:28.645 INFO kablam!   --> src/main.rs:99:1
Nov 06 17:13:28.646 INFO kablam!    |
Nov 06 17:13:28.646 INFO kablam! 99 | fn print_usage(args:&mut env::Args) {
Nov 06 17:13:28.646 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 06 17:13:28.647 INFO kablam! 
Nov 06 17:13:28.648 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 06 17:13:28.648 INFO kablam!    --> src/main.rs:257:21
Nov 06 17:13:28.650 INFO kablam!     |
Nov 06 17:13:28.652 INFO kablam! 257 |                     sendrecv_data(req, sock);
Nov 06 17:13:28.652 INFO kablam!     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 06 17:13:28.654 INFO kablam!     |
Nov 06 17:13:28.654 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Nov 06 17:13:28.654 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Nov 06 17:13:28.655 INFO kablam! 
Nov 06 17:13:28.688 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.84s
Nov 06 17:13:28.695 INFO kablam! su: No module specific data is present
Nov 06 17:13:29.132 INFO running `"docker" "rm" "-f" "fb69fa7bacae8de8c7cb86ac656e267b8e474c6ac330a4d44310b72b8ffeaa41"`
Nov 06 17:13:29.338 INFO blam! fb69fa7bacae8de8c7cb86ac656e267b8e474c6ac330a4d44310b72b8ffeaa41