Dec 19 12:12:41.601 INFO checking muranoya/CubaLibre against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 12:12:41.601 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-0/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/muranoya/CubaLibre:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 12:12:41.808 INFO [stdout] 6b97bcaf10ffb5eabd9c2b7939572922eeb17b6830449caba6c4f908f4179983
Dec 19 12:12:41.812 INFO running `"docker" "start" "-a" "6b97bcaf10ffb5eabd9c2b7939572922eeb17b6830449caba6c4f908f4179983"`
Dec 19 12:12:42.562 INFO [stderr]     Checking cuba_libre v0.0.1 (/opt/crater/workdir)
Dec 19 12:12:42.764 INFO [stderr] warning: unused import: `Shutdown`
Dec 19 12:12:42.765 INFO [stderr]  --> src/main.rs:2:40
Dec 19 12:12:42.765 INFO [stderr]   |
Dec 19 12:12:42.765 INFO [stderr] 2 | use std::net::{TcpListener, TcpStream, Shutdown};
Dec 19 12:12:42.765 INFO [stderr]   |                                        ^^^^^^^^
Dec 19 12:12:42.766 INFO [stderr]   |
Dec 19 12:12:42.766 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 12:12:42.766 INFO [stderr] 
Dec 19 12:12:42.904 INFO [stderr] warning: unused variable: `args`
Dec 19 12:12:42.905 INFO [stderr]    --> src/main.rs:103:16
Dec 19 12:12:42.905 INFO [stderr]     |
Dec 19 12:12:42.905 INFO [stderr] 103 | fn set_options(args:&mut env::Args) -> Result<RToption, String> {
Dec 19 12:12:42.905 INFO [stderr]     |                ^^^^ help: consider using `_args` instead
Dec 19 12:12:42.906 INFO [stderr]     |
Dec 19 12:12:42.906 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 19 12:12:42.906 INFO [stderr] 
Dec 19 12:12:42.954 INFO [stderr] warning: field is never used: `verbose`
Dec 19 12:12:42.954 INFO [stderr]   --> src/main.rs:96:5
Dec 19 12:12:42.954 INFO [stderr]    |
Dec 19 12:12:42.955 INFO [stderr] 96 |     verbose:     i32,
Dec 19 12:12:42.955 INFO [stderr]    |     ^^^^^^^^^^^^^^^^
Dec 19 12:12:42.955 INFO [stderr]    |
Dec 19 12:12:42.956 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 12:12:42.956 INFO [stderr] 
Dec 19 12:12:42.956 INFO [stderr] warning: function is never used: `print_usage`
Dec 19 12:12:42.957 INFO [stderr]   --> src/main.rs:99:1
Dec 19 12:12:42.957 INFO [stderr]    |
Dec 19 12:12:42.957 INFO [stderr] 99 | fn print_usage(args:&mut env::Args) {
Dec 19 12:12:42.957 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 12:12:42.957 INFO [stderr] 
Dec 19 12:12:42.959 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 12:12:42.959 INFO [stderr]    --> src/main.rs:257:21
Dec 19 12:12:42.959 INFO [stderr]     |
Dec 19 12:12:42.960 INFO [stderr] 257 |                     sendrecv_data(req, sock);
Dec 19 12:12:42.960 INFO [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 12:12:42.960 INFO [stderr]     |
Dec 19 12:12:42.961 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 19 12:12:42.961 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 12:12:42.961 INFO [stderr] 
Dec 19 12:12:43.048 INFO [stderr] warning: unused import: `Shutdown`
Dec 19 12:12:43.049 INFO [stderr]  --> src/main.rs:2:40
Dec 19 12:12:43.049 INFO [stderr]   |
Dec 19 12:12:43.049 INFO [stderr] 2 | use std::net::{TcpListener, TcpStream, Shutdown};
Dec 19 12:12:43.050 INFO [stderr]   |                                        ^^^^^^^^
Dec 19 12:12:43.050 INFO [stderr]   |
Dec 19 12:12:43.051 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 12:12:43.051 INFO [stderr] 
Dec 19 12:12:43.173 INFO [stderr] warning: unused variable: `args`
Dec 19 12:12:43.173 INFO [stderr]    --> src/main.rs:103:16
Dec 19 12:12:43.174 INFO [stderr]     |
Dec 19 12:12:43.174 INFO [stderr] 103 | fn set_options(args:&mut env::Args) -> Result<RToption, String> {
Dec 19 12:12:43.174 INFO [stderr]     |                ^^^^ help: consider using `_args` instead
Dec 19 12:12:43.175 INFO [stderr]     |
Dec 19 12:12:43.175 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 19 12:12:43.175 INFO [stderr] 
Dec 19 12:12:43.204 INFO [stderr] warning: field is never used: `verbose`
Dec 19 12:12:43.204 INFO [stderr]   --> src/main.rs:96:5
Dec 19 12:12:43.204 INFO [stderr]    |
Dec 19 12:12:43.205 INFO [stderr] 96 |     verbose:     i32,
Dec 19 12:12:43.205 INFO [stderr]    |     ^^^^^^^^^^^^^^^^
Dec 19 12:12:43.205 INFO [stderr]    |
Dec 19 12:12:43.206 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 12:12:43.206 INFO [stderr] 
Dec 19 12:12:43.206 INFO [stderr] warning: function is never used: `print_usage`
Dec 19 12:12:43.206 INFO [stderr]   --> src/main.rs:99:1
Dec 19 12:12:43.206 INFO [stderr]    |
Dec 19 12:12:43.207 INFO [stderr] 99 | fn print_usage(args:&mut env::Args) {
Dec 19 12:12:43.207 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 12:12:43.207 INFO [stderr] 
Dec 19 12:12:43.207 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 12:12:43.207 INFO [stderr]    --> src/main.rs:257:21
Dec 19 12:12:43.208 INFO [stderr]     |
Dec 19 12:12:43.208 INFO [stderr] 257 |                     sendrecv_data(req, sock);
Dec 19 12:12:43.208 INFO [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 12:12:43.208 INFO [stderr]     |
Dec 19 12:12:43.208 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 19 12:12:43.208 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 12:12:43.208 INFO [stderr] 
Dec 19 12:12:43.245 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.72s
Dec 19 12:12:44.382 INFO running `"docker" "inspect" "6b97bcaf10ffb5eabd9c2b7939572922eeb17b6830449caba6c4f908f4179983"`
Dec 19 12:12:44.698 INFO running `"docker" "rm" "-f" "6b97bcaf10ffb5eabd9c2b7939572922eeb17b6830449caba6c4f908f4179983"`
Dec 19 12:12:44.956 INFO [stdout] 6b97bcaf10ffb5eabd9c2b7939572922eeb17b6830449caba6c4f908f4179983