Dec 17 19:08:56.826 INFO checking muranoya/CubaLibre against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 17 19:08:56.826 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-7/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/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" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 19:08:57.183 INFO [stdout] 382cb455036b11ebc75fd112faee56cc826a5fc8dfd8ef23ef765f95f3519021
Dec 17 19:08:57.188 INFO running `"docker" "start" "-a" "382cb455036b11ebc75fd112faee56cc826a5fc8dfd8ef23ef765f95f3519021"`
Dec 17 19:08:57.858 INFO [stderr]     Checking cuba_libre v0.0.1 (/opt/crater/workdir)
Dec 17 19:08:57.986 INFO [stderr] warning: unused import: `Shutdown`
Dec 17 19:08:57.986 INFO [stderr]  --> src/main.rs:2:40
Dec 17 19:08:57.986 INFO [stderr]   |
Dec 17 19:08:57.986 INFO [stderr] 2 | use std::net::{TcpListener, TcpStream, Shutdown};
Dec 17 19:08:57.986 INFO [stderr]   |                                        ^^^^^^^^
Dec 17 19:08:57.986 INFO [stderr]   |
Dec 17 19:08:57.986 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 17 19:08:57.986 INFO [stderr] 
Dec 17 19:08:57.995 INFO [stderr] warning: unused import: `Shutdown`
Dec 17 19:08:57.995 INFO [stderr]  --> src/main.rs:2:40
Dec 17 19:08:57.995 INFO [stderr]   |
Dec 17 19:08:57.995 INFO [stderr] 2 | use std::net::{TcpListener, TcpStream, Shutdown};
Dec 17 19:08:57.995 INFO [stderr]   |                                        ^^^^^^^^
Dec 17 19:08:57.995 INFO [stderr]   |
Dec 17 19:08:57.995 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 17 19:08:57.995 INFO [stderr] 
Dec 17 19:08:58.090 INFO [stderr] warning: unused variable: `args`
Dec 17 19:08:58.090 INFO [stderr]    --> src/main.rs:103:16
Dec 17 19:08:58.090 INFO [stderr]     |
Dec 17 19:08:58.090 INFO [stderr] 103 | fn set_options(args:&mut env::Args) -> Result<RToption, String> {
Dec 17 19:08:58.090 INFO [stderr]     |                ^^^^ help: consider using `_args` instead
Dec 17 19:08:58.090 INFO [stderr]     |
Dec 17 19:08:58.090 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 17 19:08:58.090 INFO [stderr] 
Dec 17 19:08:58.110 INFO [stderr] warning: unused variable: `args`
Dec 17 19:08:58.110 INFO [stderr]    --> src/main.rs:103:16
Dec 17 19:08:58.110 INFO [stderr]     |
Dec 17 19:08:58.110 INFO [stderr] 103 | fn set_options(args:&mut env::Args) -> Result<RToption, String> {
Dec 17 19:08:58.111 INFO [stderr]     |                ^^^^ help: consider using `_args` instead
Dec 17 19:08:58.111 INFO [stderr]     |
Dec 17 19:08:58.111 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 17 19:08:58.111 INFO [stderr] 
Dec 17 19:08:58.123 INFO [stderr] warning: field is never used: `verbose`
Dec 17 19:08:58.123 INFO [stderr]   --> src/main.rs:96:5
Dec 17 19:08:58.123 INFO [stderr]    |
Dec 17 19:08:58.123 INFO [stderr] 96 |     verbose:     i32,
Dec 17 19:08:58.123 INFO [stderr]    |     ^^^^^^^^^^^^^^^^
Dec 17 19:08:58.123 INFO [stderr]    |
Dec 17 19:08:58.123 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 17 19:08:58.123 INFO [stderr] 
Dec 17 19:08:58.124 INFO [stderr] warning: function is never used: `print_usage`
Dec 17 19:08:58.124 INFO [stderr]   --> src/main.rs:99:1
Dec 17 19:08:58.124 INFO [stderr]    |
Dec 17 19:08:58.124 INFO [stderr] 99 | fn print_usage(args:&mut env::Args) {
Dec 17 19:08:58.124 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 19:08:58.124 INFO [stderr] 
Dec 17 19:08:58.126 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 19:08:58.126 INFO [stderr]    --> src/main.rs:257:21
Dec 17 19:08:58.126 INFO [stderr]     |
Dec 17 19:08:58.126 INFO [stderr] 257 |                     sendrecv_data(req, sock);
Dec 17 19:08:58.126 INFO [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 19:08:58.127 INFO [stderr]     |
Dec 17 19:08:58.127 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 17 19:08:58.127 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 19:08:58.127 INFO [stderr] 
Dec 17 19:08:58.146 INFO [stderr] warning: field is never used: `verbose`
Dec 17 19:08:58.146 INFO [stderr]   --> src/main.rs:96:5
Dec 17 19:08:58.146 INFO [stderr]    |
Dec 17 19:08:58.146 INFO [stderr] 96 |     verbose:     i32,
Dec 17 19:08:58.146 INFO [stderr]    |     ^^^^^^^^^^^^^^^^
Dec 17 19:08:58.146 INFO [stderr]    |
Dec 17 19:08:58.146 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 17 19:08:58.146 INFO [stderr] 
Dec 17 19:08:58.146 INFO [stderr] warning: function is never used: `print_usage`
Dec 17 19:08:58.146 INFO [stderr]   --> src/main.rs:99:1
Dec 17 19:08:58.146 INFO [stderr]    |
Dec 17 19:08:58.146 INFO [stderr] 99 | fn print_usage(args:&mut env::Args) {
Dec 17 19:08:58.146 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 19:08:58.146 INFO [stderr] 
Dec 17 19:08:58.152 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 19:08:58.152 INFO [stderr]    --> src/main.rs:257:21
Dec 17 19:08:58.152 INFO [stderr]     |
Dec 17 19:08:58.152 INFO [stderr] 257 |                     sendrecv_data(req, sock);
Dec 17 19:08:58.152 INFO [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 19:08:58.152 INFO [stderr]     |
Dec 17 19:08:58.152 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 17 19:08:58.152 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 19:08:58.152 INFO [stderr] 
Dec 17 19:08:58.170 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.32s
Dec 17 19:08:58.984 INFO running `"docker" "inspect" "382cb455036b11ebc75fd112faee56cc826a5fc8dfd8ef23ef765f95f3519021"`
Dec 17 19:08:59.370 INFO running `"docker" "rm" "-f" "382cb455036b11ebc75fd112faee56cc826a5fc8dfd8ef23ef765f95f3519021"`
Dec 17 19:08:59.591 INFO [stdout] 382cb455036b11ebc75fd112faee56cc826a5fc8dfd8ef23ef765f95f3519021