Dec 04 13:36:38.332 INFO checking muranoya/CubaLibre against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 04 13:36:38.332 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-6/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56481/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/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 +1df97983eb2057dc6a8f7eb364e263b51ae23230-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"`
Dec 04 13:36:38.640 INFO [stdout] 63a1e5ed7c716156d84874f848b304144e610164bfdbf8fd3eda04fb5ce0eb2f
Dec 04 13:36:38.643 INFO running `"docker" "start" "-a" "63a1e5ed7c716156d84874f848b304144e610164bfdbf8fd3eda04fb5ce0eb2f"`
Dec 04 13:36:39.383 INFO [stderr] usermod: no changes
Dec 04 13:36:39.427 INFO [stderr]     Checking cuba_libre v0.0.1 (/source)
Dec 04 13:36:39.681 INFO [stderr] warning: unused import: `Shutdown`
Dec 04 13:36:39.681 INFO [stderr]  --> src/main.rs:2:40
Dec 04 13:36:39.681 INFO [stderr]   |
Dec 04 13:36:39.681 INFO [stderr] 2 | use std::net::{TcpListener, TcpStream, Shutdown};
Dec 04 13:36:39.681 INFO [stderr]   |                                        ^^^^^^^^
Dec 04 13:36:39.681 INFO [stderr]   |
Dec 04 13:36:39.681 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 04 13:36:39.681 INFO [stderr] 
Dec 04 13:36:39.686 INFO [stderr] warning: unused import: `Shutdown`
Dec 04 13:36:39.686 INFO [stderr]  --> src/main.rs:2:40
Dec 04 13:36:39.686 INFO [stderr]   |
Dec 04 13:36:39.686 INFO [stderr] 2 | use std::net::{TcpListener, TcpStream, Shutdown};
Dec 04 13:36:39.686 INFO [stderr]   |                                        ^^^^^^^^
Dec 04 13:36:39.691 INFO [stderr]   |
Dec 04 13:36:39.691 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 04 13:36:39.691 INFO [stderr] 
Dec 04 13:36:39.785 INFO [stderr] warning: unused variable: `args`
Dec 04 13:36:39.785 INFO [stderr]    --> src/main.rs:103:16
Dec 04 13:36:39.785 INFO [stderr]     |
Dec 04 13:36:39.785 INFO [stderr] 103 | fn set_options(args:&mut env::Args) -> Result<RToption, String> {
Dec 04 13:36:39.785 INFO [stderr]     |                ^^^^ help: consider using `_args` instead
Dec 04 13:36:39.785 INFO [stderr]     |
Dec 04 13:36:39.785 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 04 13:36:39.785 INFO [stderr] 
Dec 04 13:36:39.785 INFO [stderr] warning: unused variable: `args`
Dec 04 13:36:39.785 INFO [stderr]    --> src/main.rs:103:16
Dec 04 13:36:39.785 INFO [stderr]     |
Dec 04 13:36:39.785 INFO [stderr] 103 | fn set_options(args:&mut env::Args) -> Result<RToption, String> {
Dec 04 13:36:39.785 INFO [stderr]     |                ^^^^ help: consider using `_args` instead
Dec 04 13:36:39.785 INFO [stderr]     |
Dec 04 13:36:39.785 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 04 13:36:39.785 INFO [stderr] 
Dec 04 13:36:39.819 INFO [stderr] warning: field is never used: `verbose`
Dec 04 13:36:39.819 INFO [stderr]   --> src/main.rs:96:5
Dec 04 13:36:39.819 INFO [stderr]    |
Dec 04 13:36:39.819 INFO [stderr] 96 |     verbose:     i32,
Dec 04 13:36:39.819 INFO [stderr]    |     ^^^^^^^^^^^^^^^^
Dec 04 13:36:39.819 INFO [stderr]    |
Dec 04 13:36:39.819 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 04 13:36:39.819 INFO [stderr] 
Dec 04 13:36:39.819 INFO [stderr] warning: function is never used: `print_usage`
Dec 04 13:36:39.819 INFO [stderr]   --> src/main.rs:99:1
Dec 04 13:36:39.819 INFO [stderr]    |
Dec 04 13:36:39.819 INFO [stderr] 99 | fn print_usage(args:&mut env::Args) {
Dec 04 13:36:39.819 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 13:36:39.819 INFO [stderr] 
Dec 04 13:36:39.819 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 13:36:39.819 INFO [stderr]    --> src/main.rs:257:21
Dec 04 13:36:39.819 INFO [stderr]     |
Dec 04 13:36:39.819 INFO [stderr] 257 |                     sendrecv_data(req, sock);
Dec 04 13:36:39.819 INFO [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 13:36:39.819 INFO [stderr]     |
Dec 04 13:36:39.819 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 04 13:36:39.819 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 13:36:39.819 INFO [stderr] 
Dec 04 13:36:39.821 INFO [stderr] warning: field is never used: `verbose`
Dec 04 13:36:39.821 INFO [stderr]   --> src/main.rs:96:5
Dec 04 13:36:39.821 INFO [stderr]    |
Dec 04 13:36:39.821 INFO [stderr] 96 |     verbose:     i32,
Dec 04 13:36:39.821 INFO [stderr]    |     ^^^^^^^^^^^^^^^^
Dec 04 13:36:39.821 INFO [stderr]    |
Dec 04 13:36:39.821 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 04 13:36:39.821 INFO [stderr] 
Dec 04 13:36:39.821 INFO [stderr] warning: function is never used: `print_usage`
Dec 04 13:36:39.821 INFO [stderr]   --> src/main.rs:99:1
Dec 04 13:36:39.821 INFO [stderr]    |
Dec 04 13:36:39.821 INFO [stderr] 99 | fn print_usage(args:&mut env::Args) {
Dec 04 13:36:39.821 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 13:36:39.821 INFO [stderr] 
Dec 04 13:36:39.822 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 13:36:39.822 INFO [stderr]    --> src/main.rs:257:21
Dec 04 13:36:39.822 INFO [stderr]     |
Dec 04 13:36:39.822 INFO [stderr] 257 |                     sendrecv_data(req, sock);
Dec 04 13:36:39.822 INFO [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 13:36:39.822 INFO [stderr]     |
Dec 04 13:36:39.822 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 04 13:36:39.822 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 13:36:39.822 INFO [stderr] 
Dec 04 13:36:39.845 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.43s
Dec 04 13:36:39.849 INFO [stderr] su: No module specific data is present
Dec 04 13:36:40.367 INFO running `"docker" "inspect" "63a1e5ed7c716156d84874f848b304144e610164bfdbf8fd3eda04fb5ce0eb2f"`
Dec 04 13:36:40.613 INFO running `"docker" "rm" "-f" "63a1e5ed7c716156d84874f848b304144e610164bfdbf8fd3eda04fb5ce0eb2f"`
Dec 04 13:36:40.927 INFO [stdout] 63a1e5ed7c716156d84874f848b304144e610164bfdbf8fd3eda04fb5ce0eb2f