Dec 04 13:32:09.356 INFO checking mzgoddard/bench-tessel-protocol against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 13:32:09.356 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-4/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/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 +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-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 13:32:09.771 INFO [stdout] f660e52b4dab85d4c8ef82e8d7a91481917bdce34bc60012a7840f6dd57ee899
Dec 04 13:32:09.779 INFO running `"docker" "start" "-a" "f660e52b4dab85d4c8ef82e8d7a91481917bdce34bc60012a7840f6dd57ee899"`
Dec 04 13:32:11.355 INFO [stderr] usermod: no changes
Dec 04 13:32:11.445 INFO [stderr]     Checking unix_socket v0.5.0
Dec 04 13:32:12.065 INFO [stderr]     Checking tessel v0.2.0
Dec 04 13:32:12.863 INFO [stderr]     Checking blinky v0.0.1 (/source)
Dec 04 13:32:13.355 INFO [stderr] warning: unused import: `std::iter::*`
Dec 04 13:32:13.355 INFO [stderr]  --> src/bin/baseline_unixstream.rs:6:5
Dec 04 13:32:13.355 INFO [stderr]   |
Dec 04 13:32:13.355 INFO [stderr] 6 | use std::iter::*;
Dec 04 13:32:13.355 INFO [stderr]   |     ^^^^^^^^^^^^
Dec 04 13:32:13.355 INFO [stderr]   |
Dec 04 13:32:13.355 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 04 13:32:13.355 INFO [stderr] 
Dec 04 13:32:13.355 INFO [stderr] warning: unused import: `yield_now`
Dec 04 13:32:13.355 INFO [stderr]  --> src/bin/baseline_unixstream.rs:9:19
Dec 04 13:32:13.355 INFO [stderr]   |
Dec 04 13:32:13.355 INFO [stderr] 9 | use std::thread::{yield_now, sleep};
Dec 04 13:32:13.355 INFO [stderr]   |                   ^^^^^^^^^
Dec 04 13:32:13.355 INFO [stderr] 
Dec 04 13:32:13.355 INFO [stderr] warning: unused import: `UnixListener`
Dec 04 13:32:13.355 INFO [stderr]   --> src/bin/baseline_unixstream.rs:10:38
Dec 04 13:32:13.355 INFO [stderr]    |
Dec 04 13:32:13.355 INFO [stderr] 10 | use std::os::unix::net::{UnixStream, UnixListener};
Dec 04 13:32:13.355 INFO [stderr]    |                                      ^^^^^^^^^^^^
Dec 04 13:32:13.355 INFO [stderr] 
Dec 04 13:32:13.355 INFO [stderr] warning: unused import: `std::fs::remove_file`
Dec 04 13:32:13.355 INFO [stderr]   --> src/bin/baseline_unixstream.rs:11:5
Dec 04 13:32:13.355 INFO [stderr]    |
Dec 04 13:32:13.355 INFO [stderr] 11 | use std::fs::remove_file;
Dec 04 13:32:13.355 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Dec 04 13:32:13.355 INFO [stderr] 
Dec 04 13:32:13.355 INFO [stderr] warning: unused import: `std::env::args`
Dec 04 13:32:13.355 INFO [stderr]   --> src/bin/baseline_unixstream.rs:12:5
Dec 04 13:32:13.355 INFO [stderr]    |
Dec 04 13:32:13.355 INFO [stderr] 12 | use std::env::args;
Dec 04 13:32:13.355 INFO [stderr]    |     ^^^^^^^^^^^^^^
Dec 04 13:32:13.355 INFO [stderr] 
Dec 04 13:32:13.355 INFO [stderr] warning: unused import: `std::process::Command`
Dec 04 13:32:13.355 INFO [stderr]   --> src/bin/baseline_unixstream.rs:13:5
Dec 04 13:32:13.355 INFO [stderr]    |
Dec 04 13:32:13.355 INFO [stderr] 13 | use std::process::Command;
Dec 04 13:32:13.355 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Dec 04 13:32:13.355 INFO [stderr] 
Dec 04 13:32:13.947 INFO [stderr] warning: unused import: `std::iter::*`
Dec 04 13:32:13.947 INFO [stderr]  --> src/bin/baseline_unixstream.rs:6:5
Dec 04 13:32:13.947 INFO [stderr]   |
Dec 04 13:32:13.947 INFO [stderr] 6 | use std::iter::*;
Dec 04 13:32:13.947 INFO [stderr]   |     ^^^^^^^^^^^^
Dec 04 13:32:13.951 INFO [stderr]   |
Dec 04 13:32:13.951 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 04 13:32:13.951 INFO [stderr] 
Dec 04 13:32:13.951 INFO [stderr] warning: unused import: `yield_now`
Dec 04 13:32:13.951 INFO [stderr]  --> src/bin/baseline_unixstream.rs:9:19
Dec 04 13:32:13.951 INFO [stderr]   |
Dec 04 13:32:13.951 INFO [stderr] 9 | use std::thread::{yield_now, sleep};
Dec 04 13:32:13.951 INFO [stderr]   |                   ^^^^^^^^^
Dec 04 13:32:13.951 INFO [stderr] 
Dec 04 13:32:13.951 INFO [stderr] warning: unused import: `UnixListener`
Dec 04 13:32:13.951 INFO [stderr]   --> src/bin/baseline_unixstream.rs:10:38
Dec 04 13:32:13.951 INFO [stderr]    |
Dec 04 13:32:13.951 INFO [stderr] 10 | use std::os::unix::net::{UnixStream, UnixListener};
Dec 04 13:32:13.951 INFO [stderr]    |                                      ^^^^^^^^^^^^
Dec 04 13:32:13.951 INFO [stderr] 
Dec 04 13:32:13.951 INFO [stderr] warning: unused import: `std::fs::remove_file`
Dec 04 13:32:13.951 INFO [stderr]   --> src/bin/baseline_unixstream.rs:11:5
Dec 04 13:32:13.951 INFO [stderr]    |
Dec 04 13:32:13.951 INFO [stderr] 11 | use std::fs::remove_file;
Dec 04 13:32:13.951 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Dec 04 13:32:13.951 INFO [stderr] 
Dec 04 13:32:13.951 INFO [stderr] warning: unused import: `std::env::args`
Dec 04 13:32:13.952 INFO [stderr]   --> src/bin/baseline_unixstream.rs:12:5
Dec 04 13:32:13.952 INFO [stderr]    |
Dec 04 13:32:13.952 INFO [stderr] 12 | use std::env::args;
Dec 04 13:32:13.952 INFO [stderr]    |     ^^^^^^^^^^^^^^
Dec 04 13:32:13.955 INFO [stderr] 
Dec 04 13:32:13.955 INFO [stderr] warning: unused import: `std::process::Command`
Dec 04 13:32:13.956 INFO [stderr]   --> src/bin/baseline_unixstream.rs:13:5
Dec 04 13:32:13.956 INFO [stderr]    |
Dec 04 13:32:13.956 INFO [stderr] 13 | use std::process::Command;
Dec 04 13:32:13.956 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Dec 04 13:32:13.956 INFO [stderr] 
Dec 04 13:32:14.095 INFO [stderr] warning: unused import: `yield_now`
Dec 04 13:32:14.096 INFO [stderr]  --> src/bin/process_tcp_streamed.rs:9:19
Dec 04 13:32:14.096 INFO [stderr]   |
Dec 04 13:32:14.096 INFO [stderr] 9 | use std::thread::{yield_now, sleep};
Dec 04 13:32:14.096 INFO [stderr]   |                   ^^^^^^^^^
Dec 04 13:32:14.107 INFO [stderr]   |
Dec 04 13:32:14.107 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 04 13:32:14.107 INFO [stderr] 
Dec 04 13:32:14.108 INFO [stderr] warning: unused imports: `UnixListener`, `UnixStream`
Dec 04 13:32:14.108 INFO [stderr]   --> src/bin/process_tcp_streamed.rs:10:26
Dec 04 13:32:14.108 INFO [stderr]    |
Dec 04 13:32:14.108 INFO [stderr] 10 | use std::os::unix::net::{UnixStream, UnixListener};
Dec 04 13:32:14.108 INFO [stderr]    |                          ^^^^^^^^^^  ^^^^^^^^^^^^
Dec 04 13:32:14.108 INFO [stderr] 
Dec 04 13:32:14.108 INFO [stderr] warning: unused import: `std::fs::remove_file`
Dec 04 13:32:14.108 INFO [stderr]   --> src/bin/process_tcp_streamed.rs:12:5
Dec 04 13:32:14.108 INFO [stderr]    |
Dec 04 13:32:14.108 INFO [stderr] 12 | use std::fs::remove_file;
Dec 04 13:32:14.108 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Dec 04 13:32:14.108 INFO [stderr] 
Dec 04 13:32:14.339 INFO [stderr] warning: unused import: `yield_now`
Dec 04 13:32:14.339 INFO [stderr]   --> src/bin/process_unix_streamed_led.rs:14:19
Dec 04 13:32:14.339 INFO [stderr]    |
Dec 04 13:32:14.339 INFO [stderr] 14 | use std::thread::{yield_now, sleep};
Dec 04 13:32:14.339 INFO [stderr]    |                   ^^^^^^^^^
Dec 04 13:32:14.339 INFO [stderr]    |
Dec 04 13:32:14.339 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 04 13:32:14.339 INFO [stderr] 
Dec 04 13:32:14.339 INFO [stderr] warning: unused import: `File`
Dec 04 13:32:14.339 INFO [stderr]   --> src/bin/process_unix_streamed_led.rs:17:15
Dec 04 13:32:14.339 INFO [stderr]    |
Dec 04 13:32:14.339 INFO [stderr] 17 | use std::fs::{File, OpenOptions};
Dec 04 13:32:14.339 INFO [stderr]    |               ^^^^
Dec 04 13:32:14.339 INFO [stderr] 
Dec 04 13:32:14.483 INFO [stderr] warning: unused imports: `SeekFrom`, `Seek`
Dec 04 13:32:14.483 INFO [stderr]  --> src/bin/process_unix_streamed.rs:7:28
Dec 04 13:32:14.483 INFO [stderr]   |
Dec 04 13:32:14.483 INFO [stderr] 7 | use std::io::{Write, Read, Seek, SeekFrom};
Dec 04 13:32:14.483 INFO [stderr]   |                            ^^^^  ^^^^^^^^
Dec 04 13:32:14.500 INFO [stderr] warning: unused import: `std::iter::*`
Dec 04 13:32:14.507 INFO [stderr]  --> src/bin/process_kmod.rs:6:5
Dec 04 13:32:14.507 INFO [stderr]   |
Dec 04 13:32:14.507 INFO [stderr] 6 | use std::iter::*;
Dec 04 13:32:14.507 INFO [stderr]   |     ^^^^^^^^^^^^
Dec 04 13:32:14.515 INFO [stderr]   |
Dec 04 13:32:14.515 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 04 13:32:14.515 INFO [stderr] 
Dec 04 13:32:14.515 INFO [stderr] warning: unused import: `yield_now`
Dec 04 13:32:14.515 INFO [stderr]  --> src/bin/process_unix_streamed.rs:9:19
Dec 04 13:32:14.515 INFO [stderr]   |
Dec 04 13:32:14.515 INFO [stderr] 9 | use std::thread::{yield_now, sleep};
Dec 04 13:32:14.515 INFO [stderr]   |                   ^^^^^^^^^
Dec 04 13:32:14.515 INFO [stderr] 
Dec 04 13:32:14.515 INFO [stderr] warning: unused imports: `File`, `OpenOptions`
Dec 04 13:32:14.515 INFO [stderr]   --> src/bin/process_unix_streamed.rs:12:15
Dec 04 13:32:14.515 INFO [stderr]    |
Dec 04 13:32:14.515 INFO [stderr] 12 | use std::fs::{File, OpenOptions};
Dec 04 13:32:14.515 INFO [stderr]    |               ^^^^  ^^^^^^^^^^^
Dec 04 13:32:14.515 INFO [stderr] 
Dec 04 13:32:14.515 INFO [stderr]   |
Dec 04 13:32:14.515 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 04 13:32:14.515 INFO [stderr] 
Dec 04 13:32:14.515 INFO [stderr] warning: unused imports: `SeekFrom`, `Seek`
Dec 04 13:32:14.515 INFO [stderr]  --> src/bin/process_kmod.rs:7:28
Dec 04 13:32:14.515 INFO [stderr]   |
Dec 04 13:32:14.515 INFO [stderr] 7 | use std::io::{Write, Read, Seek, SeekFrom};
Dec 04 13:32:14.515 INFO [stderr]   |                            ^^^^  ^^^^^^^^
Dec 04 13:32:14.515 INFO [stderr] 
Dec 04 13:32:14.515 INFO [stderr] warning: unused import: `yield_now`
Dec 04 13:32:14.515 INFO [stderr]  --> src/bin/process_kmod.rs:9:19
Dec 04 13:32:14.515 INFO [stderr]   |
Dec 04 13:32:14.515 INFO [stderr] 9 | use std::thread::{yield_now, sleep};
Dec 04 13:32:14.515 INFO [stderr]   |                   ^^^^^^^^^
Dec 04 13:32:14.515 INFO [stderr] warning: unused import: `Duration`
Dec 04 13:32:14.515 INFO [stderr]  --> src/bin/process_stdio_pipes.rs:7:26
Dec 04 13:32:14.515 INFO [stderr]   |
Dec 04 13:32:14.515 INFO [stderr] 7 | use std::time::{Instant, Duration};
Dec 04 13:32:14.515 INFO [stderr]   |                          ^^^^^^^^
Dec 04 13:32:14.515 INFO [stderr] 
Dec 04 13:32:14.515 INFO [stderr] warning: unused imports: `UnixListener`, `UnixStream`
Dec 04 13:32:14.515 INFO [stderr]   --> src/bin/process_kmod.rs:10:26
Dec 04 13:32:14.515 INFO [stderr]    |
Dec 04 13:32:14.515 INFO [stderr] 10 | use std::os::unix::net::{UnixStream, UnixListener};
Dec 04 13:32:14.515 INFO [stderr]    |                          ^^^^^^^^^^  ^^^^^^^^^^^^
Dec 04 13:32:14.515 INFO [stderr] 
Dec 04 13:32:14.515 INFO [stderr] warning: unused import: `std::fs::remove_file`
Dec 04 13:32:14.515 INFO [stderr]   --> src/bin/process_kmod.rs:11:5
Dec 04 13:32:14.515 INFO [stderr]    |
Dec 04 13:32:14.515 INFO [stderr] 11 | use std::fs::remove_file;
Dec 04 13:32:14.515 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Dec 04 13:32:14.515 INFO [stderr] 
Dec 04 13:32:14.515 INFO [stderr] warning: unused import: `File`
Dec 04 13:32:14.515 INFO [stderr]   --> src/bin/process_kmod.rs:12:15
Dec 04 13:32:14.515 INFO [stderr]    |
Dec 04 13:32:14.515 INFO [stderr] 12 | use std::fs::{File, OpenOptions};
Dec 04 13:32:14.515 INFO [stderr]    |               ^^^^
Dec 04 13:32:14.515 INFO [stderr] 
Dec 04 13:32:14.515 INFO [stderr] warning: unused import: `std::env::args`
Dec 04 13:32:14.515 INFO [stderr]   --> src/bin/process_kmod.rs:13:5
Dec 04 13:32:14.515 INFO [stderr]    |
Dec 04 13:32:14.515 INFO [stderr] 13 | use std::env::args;
Dec 04 13:32:14.515 INFO [stderr]    |     ^^^^^^^^^^^^^^
Dec 04 13:32:14.515 INFO [stderr] 
Dec 04 13:32:14.515 INFO [stderr] warning: unused import: `std::process::Command`
Dec 04 13:32:14.515 INFO [stderr]   --> src/bin/process_kmod.rs:14:5
Dec 04 13:32:14.515 INFO [stderr]    |
Dec 04 13:32:14.515 INFO [stderr] 14 | use std::process::Command;
Dec 04 13:32:14.515 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Dec 04 13:32:14.515 INFO [stderr] 
Dec 04 13:32:14.523 INFO [stderr]   |
Dec 04 13:32:14.523 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 04 13:32:14.523 INFO [stderr] 
Dec 04 13:32:14.523 INFO [stderr] warning: unused imports: `sleep`, `yield_now`
Dec 04 13:32:14.523 INFO [stderr]  --> src/bin/process_stdio_pipes.rs:8:19
Dec 04 13:32:14.523 INFO [stderr]   |
Dec 04 13:32:14.523 INFO [stderr] 8 | use std::thread::{yield_now, sleep};
Dec 04 13:32:14.523 INFO [stderr]   |                   ^^^^^^^^^  ^^^^^
Dec 04 13:32:14.523 INFO [stderr] 
Dec 04 13:32:14.523 INFO [stderr] warning: unused imports: `UnixListener`, `UnixStream`
Dec 04 13:32:14.523 INFO [stderr]  --> src/bin/process_stdio_pipes.rs:9:26
Dec 04 13:32:14.523 INFO [stderr]   |
Dec 04 13:32:14.523 INFO [stderr] 9 | use std::os::unix::net::{UnixStream, UnixListener};
Dec 04 13:32:14.523 INFO [stderr]   |                          ^^^^^^^^^^  ^^^^^^^^^^^^
Dec 04 13:32:14.523 INFO [stderr] 
Dec 04 13:32:14.523 INFO [stderr] warning: unused import: `std::fs::remove_file`
Dec 04 13:32:14.523 INFO [stderr]   --> src/bin/process_stdio_pipes.rs:10:5
Dec 04 13:32:14.523 INFO [stderr]    |
Dec 04 13:32:14.523 INFO [stderr] 10 | use std::fs::remove_file;
Dec 04 13:32:14.523 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Dec 04 13:32:14.523 INFO [stderr] 
Dec 04 13:32:14.669 INFO [stderr] warning: unused variable: `cid`
Dec 04 13:32:14.669 INFO [stderr]   --> src/bin/process_tcp_streamed.rs:48:13
Dec 04 13:32:14.675 INFO [stderr]    |
Dec 04 13:32:14.678 INFO [stderr] 48 |         let cid = match &child { &Some(ref c) => c.id(), &None => 0 };
Dec 04 13:32:14.679 INFO [stderr]    |             ^^^ help: consider using `_cid` instead
Dec 04 13:32:14.679 INFO [stderr]    |
Dec 04 13:32:14.679 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 04 13:32:14.679 INFO [stderr] 
Dec 04 13:32:14.719 INFO [stderr] warning: variable does not need to be mutable
Dec 04 13:32:14.719 INFO [stderr]   --> src/bin/process_tcp_streamed.rs:45:13
Dec 04 13:32:14.719 INFO [stderr]    |
Dec 04 13:32:14.719 INFO [stderr] 45 |         let mut l = TcpListener::bind("127.0.0.1:6767").unwrap();
Dec 04 13:32:14.719 INFO [stderr]    |             ----^
Dec 04 13:32:14.719 INFO [stderr]    |             |
Dec 04 13:32:14.719 INFO [stderr]    |             help: remove this `mut`
Dec 04 13:32:14.719 INFO [stderr]    |
Dec 04 13:32:14.719 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 04 13:32:14.719 INFO [stderr] 
Dec 04 13:32:14.749 INFO [stderr] warning: unused import: `std::iter::*`
Dec 04 13:32:14.749 INFO [stderr]  --> src/bin/process_kmod.rs:6:5
Dec 04 13:32:14.749 INFO [stderr]   |
Dec 04 13:32:14.749 INFO [stderr] 6 | use std::iter::*;
Dec 04 13:32:14.749 INFO [stderr]   |     ^^^^^^^^^^^^
Dec 04 13:32:14.772 INFO [stderr]   |
Dec 04 13:32:14.772 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 04 13:32:14.772 INFO [stderr] 
Dec 04 13:32:14.772 INFO [stderr] warning: unused imports: `SeekFrom`, `Seek`
Dec 04 13:32:14.772 INFO [stderr]  --> src/bin/process_kmod.rs:7:28
Dec 04 13:32:14.772 INFO [stderr]   |
Dec 04 13:32:14.772 INFO [stderr] 7 | use std::io::{Write, Read, Seek, SeekFrom};
Dec 04 13:32:14.772 INFO [stderr]   |                            ^^^^  ^^^^^^^^
Dec 04 13:32:14.772 INFO [stderr] 
Dec 04 13:32:14.772 INFO [stderr] warning: unused import: `yield_now`
Dec 04 13:32:14.772 INFO [stderr]  --> src/bin/process_kmod.rs:9:19
Dec 04 13:32:14.772 INFO [stderr]   |
Dec 04 13:32:14.772 INFO [stderr] 9 | use std::thread::{yield_now, sleep};
Dec 04 13:32:14.772 INFO [stderr]   |                   ^^^^^^^^^
Dec 04 13:32:14.772 INFO [stderr] 
Dec 04 13:32:14.773 INFO [stderr] warning: unused imports: `UnixListener`, `UnixStream`
Dec 04 13:32:14.773 INFO [stderr]   --> src/bin/process_kmod.rs:10:26
Dec 04 13:32:14.773 INFO [stderr]    |
Dec 04 13:32:14.773 INFO [stderr] 10 | use std::os::unix::net::{UnixStream, UnixListener};
Dec 04 13:32:14.773 INFO [stderr]    |                          ^^^^^^^^^^  ^^^^^^^^^^^^
Dec 04 13:32:14.773 INFO [stderr] 
Dec 04 13:32:14.773 INFO [stderr] warning: unused import: `std::fs::remove_file`
Dec 04 13:32:14.773 INFO [stderr]   --> src/bin/process_kmod.rs:11:5
Dec 04 13:32:14.773 INFO [stderr]    |
Dec 04 13:32:14.773 INFO [stderr] 11 | use std::fs::remove_file;
Dec 04 13:32:14.773 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Dec 04 13:32:14.773 INFO [stderr] 
Dec 04 13:32:14.774 INFO [stderr] warning: unused import: `File`
Dec 04 13:32:14.774 INFO [stderr]   --> src/bin/process_kmod.rs:12:15
Dec 04 13:32:14.774 INFO [stderr]    |
Dec 04 13:32:14.774 INFO [stderr] 12 | use std::fs::{File, OpenOptions};
Dec 04 13:32:14.774 INFO [stderr]    |               ^^^^
Dec 04 13:32:14.774 INFO [stderr] 
Dec 04 13:32:14.774 INFO [stderr] warning: unused import: `std::env::args`
Dec 04 13:32:14.775 INFO [stderr]   --> src/bin/process_kmod.rs:13:5
Dec 04 13:32:14.775 INFO [stderr]    |
Dec 04 13:32:14.775 INFO [stderr] 13 | use std::env::args;
Dec 04 13:32:14.775 INFO [stderr]    |     ^^^^^^^^^^^^^^
Dec 04 13:32:14.775 INFO [stderr] 
Dec 04 13:32:14.775 INFO [stderr] warning: unused import: `std::process::Command`
Dec 04 13:32:14.775 INFO [stderr]   --> src/bin/process_kmod.rs:14:5
Dec 04 13:32:14.775 INFO [stderr]    |
Dec 04 13:32:14.775 INFO [stderr] 14 | use std::process::Command;
Dec 04 13:32:14.775 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Dec 04 13:32:14.775 INFO [stderr] 
Dec 04 13:32:15.010 INFO [stderr] warning: unused variable: `cid`
Dec 04 13:32:15.010 INFO [stderr]   --> src/bin/process_unix_streamed_led.rs:58:13
Dec 04 13:32:15.010 INFO [stderr]    |
Dec 04 13:32:15.010 INFO [stderr] 58 |         let cid = match &child { &Some(ref c) => c.id(), &None => 0 };
Dec 04 13:32:15.010 INFO [stderr]    |             ^^^ help: consider using `_cid` instead
Dec 04 13:32:15.010 INFO [stderr]    |
Dec 04 13:32:15.010 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 04 13:32:15.010 INFO [stderr] 
Dec 04 13:32:15.057 INFO [stderr] warning: variable does not need to be mutable
Dec 04 13:32:15.058 INFO [stderr]   --> src/bin/process_unix_streamed_led.rs:55:13
Dec 04 13:32:15.058 INFO [stderr]    |
Dec 04 13:32:15.058 INFO [stderr] 55 |         let mut l = UnixListener::bind("/tmp/bench_unixstream").unwrap();
Dec 04 13:32:15.059 INFO [stderr]    |             ----^
Dec 04 13:32:15.059 INFO [stderr]    |             |
Dec 04 13:32:15.059 INFO [stderr]    |             help: remove this `mut`
Dec 04 13:32:15.059 INFO [stderr]    |
Dec 04 13:32:15.059 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 04 13:32:15.059 INFO [stderr] 
Dec 04 13:32:15.059 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 13:32:15.059 INFO [stderr]   --> src/bin/process_unix_streamed_led.rs:54:9
Dec 04 13:32:15.059 INFO [stderr]    |
Dec 04 13:32:15.059 INFO [stderr] 54 |         remove_file("/tmp/bench_unixstream");
Dec 04 13:32:15.059 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 13:32:15.059 INFO [stderr]    |
Dec 04 13:32:15.059 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 04 13:32:15.059 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 13:32:15.059 INFO [stderr] 
Dec 04 13:32:15.103 INFO [stderr] warning: unused variable: `cid`
Dec 04 13:32:15.103 INFO [stderr]   --> src/bin/process_unix_streamed.rs:45:13
Dec 04 13:32:15.103 INFO [stderr]    |
Dec 04 13:32:15.104 INFO [stderr] 45 |         let cid = match &child { &Some(ref c) => c.id(), &None => 0 };
Dec 04 13:32:15.104 INFO [stderr]    |             ^^^ help: consider using `_cid` instead
Dec 04 13:32:15.139 INFO [stderr] warning: unused import: `Duration`
Dec 04 13:32:15.139 INFO [stderr]  --> src/bin/process_stdio_pipes.rs:7:26
Dec 04 13:32:15.139 INFO [stderr]   |
Dec 04 13:32:15.139 INFO [stderr] 7 | use std::time::{Instant, Duration};
Dec 04 13:32:15.139 INFO [stderr]   |                          ^^^^^^^^
Dec 04 13:32:15.141 INFO [stderr]    |
Dec 04 13:32:15.141 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 04 13:32:15.141 INFO [stderr] 
Dec 04 13:32:15.167 INFO [stderr]   |
Dec 04 13:32:15.167 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 04 13:32:15.167 INFO [stderr] 
Dec 04 13:32:15.167 INFO [stderr] warning: unused imports: `sleep`, `yield_now`
Dec 04 13:32:15.167 INFO [stderr]  --> src/bin/process_stdio_pipes.rs:8:19
Dec 04 13:32:15.167 INFO [stderr]   |
Dec 04 13:32:15.167 INFO [stderr] 8 | use std::thread::{yield_now, sleep};
Dec 04 13:32:15.167 INFO [stderr]   |                   ^^^^^^^^^  ^^^^^
Dec 04 13:32:15.168 INFO [stderr] 
Dec 04 13:32:15.168 INFO [stderr] warning: unused imports: `UnixListener`, `UnixStream`
Dec 04 13:32:15.168 INFO [stderr]  --> src/bin/process_stdio_pipes.rs:9:26
Dec 04 13:32:15.168 INFO [stderr]   |
Dec 04 13:32:15.168 INFO [stderr] 9 | use std::os::unix::net::{UnixStream, UnixListener};
Dec 04 13:32:15.168 INFO [stderr]   |                          ^^^^^^^^^^  ^^^^^^^^^^^^
Dec 04 13:32:15.168 INFO [stderr] 
Dec 04 13:32:15.168 INFO [stderr] warning: unused import: `std::fs::remove_file`
Dec 04 13:32:15.168 INFO [stderr]   --> src/bin/process_stdio_pipes.rs:10:5
Dec 04 13:32:15.168 INFO [stderr]    |
Dec 04 13:32:15.168 INFO [stderr] 10 | use std::fs::remove_file;
Dec 04 13:32:15.168 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Dec 04 13:32:15.168 INFO [stderr] 
Dec 04 13:32:15.203 INFO [stderr] warning: variable does not need to be mutable
Dec 04 13:32:15.203 INFO [stderr]   --> src/bin/process_unix_streamed.rs:42:13
Dec 04 13:32:15.203 INFO [stderr]    |
Dec 04 13:32:15.203 INFO [stderr] 42 |         let mut l = UnixListener::bind("/tmp/bench_unixstream").unwrap();
Dec 04 13:32:15.204 INFO [stderr]    |             ----^
Dec 04 13:32:15.204 INFO [stderr]    |             |
Dec 04 13:32:15.204 INFO [stderr]    |             help: remove this `mut`
Dec 04 13:32:15.211 INFO [stderr] warning: unused import: `yield_now`
Dec 04 13:32:15.211 INFO [stderr]  --> src/bin/process_tcp_streamed.rs:9:19
Dec 04 13:32:15.211 INFO [stderr]   |
Dec 04 13:32:15.211 INFO [stderr] 9 | use std::thread::{yield_now, sleep};
Dec 04 13:32:15.211 INFO [stderr]   |                   ^^^^^^^^^
Dec 04 13:32:15.211 INFO [stderr]   |
Dec 04 13:32:15.211 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 04 13:32:15.211 INFO [stderr] 
Dec 04 13:32:15.211 INFO [stderr] warning: unused imports: `UnixListener`, `UnixStream`
Dec 04 13:32:15.211 INFO [stderr]   --> src/bin/process_tcp_streamed.rs:10:26
Dec 04 13:32:15.211 INFO [stderr]    |
Dec 04 13:32:15.211 INFO [stderr] 10 | use std::os::unix::net::{UnixStream, UnixListener};
Dec 04 13:32:15.211 INFO [stderr]    |                          ^^^^^^^^^^  ^^^^^^^^^^^^
Dec 04 13:32:15.211 INFO [stderr] 
Dec 04 13:32:15.211 INFO [stderr] warning: unused import: `std::fs::remove_file`
Dec 04 13:32:15.211 INFO [stderr]   --> src/bin/process_tcp_streamed.rs:12:5
Dec 04 13:32:15.211 INFO [stderr]    |
Dec 04 13:32:15.211 INFO [stderr] 12 | use std::fs::remove_file;
Dec 04 13:32:15.211 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Dec 04 13:32:15.211 INFO [stderr] 
Dec 04 13:32:15.211 INFO [stderr]    |
Dec 04 13:32:15.211 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 04 13:32:15.211 INFO [stderr] 
Dec 04 13:32:15.219 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 13:32:15.219 INFO [stderr]   --> src/bin/process_unix_streamed.rs:41:9
Dec 04 13:32:15.219 INFO [stderr]    |
Dec 04 13:32:15.219 INFO [stderr] 41 |         remove_file("/tmp/bench_unixstream");
Dec 04 13:32:15.219 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 13:32:15.219 INFO [stderr]    |
Dec 04 13:32:15.219 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 04 13:32:15.219 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 13:32:15.219 INFO [stderr] 
Dec 04 13:32:15.551 INFO [stderr] warning: unused variable: `cid`
Dec 04 13:32:15.551 INFO [stderr]   --> src/bin/process_tcp_streamed.rs:48:13
Dec 04 13:32:15.551 INFO [stderr]    |
Dec 04 13:32:15.551 INFO [stderr] 48 |         let cid = match &child { &Some(ref c) => c.id(), &None => 0 };
Dec 04 13:32:15.551 INFO [stderr]    |             ^^^ help: consider using `_cid` instead
Dec 04 13:32:15.551 INFO [stderr]    |
Dec 04 13:32:15.551 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 04 13:32:15.551 INFO [stderr] 
Dec 04 13:32:15.567 INFO [stderr] warning: variable does not need to be mutable
Dec 04 13:32:15.567 INFO [stderr]   --> src/bin/process_tcp_streamed.rs:45:13
Dec 04 13:32:15.567 INFO [stderr]    |
Dec 04 13:32:15.567 INFO [stderr] 45 |         let mut l = TcpListener::bind("127.0.0.1:6767").unwrap();
Dec 04 13:32:15.567 INFO [stderr]    |             ----^
Dec 04 13:32:15.567 INFO [stderr]    |             |
Dec 04 13:32:15.567 INFO [stderr]    |             help: remove this `mut`
Dec 04 13:32:15.571 INFO [stderr]    |
Dec 04 13:32:15.571 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 04 13:32:15.571 INFO [stderr] 
Dec 04 13:32:15.679 INFO [stderr] warning: unused imports: `SeekFrom`, `Seek`
Dec 04 13:32:15.679 INFO [stderr]  --> src/bin/process_unix_streamed.rs:7:28
Dec 04 13:32:15.679 INFO [stderr]   |
Dec 04 13:32:15.679 INFO [stderr] 7 | use std::io::{Write, Read, Seek, SeekFrom};
Dec 04 13:32:15.679 INFO [stderr]   |                            ^^^^  ^^^^^^^^
Dec 04 13:32:15.679 INFO [stderr]   |
Dec 04 13:32:15.679 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 04 13:32:15.679 INFO [stderr] 
Dec 04 13:32:15.679 INFO [stderr] warning: unused import: `yield_now`
Dec 04 13:32:15.679 INFO [stderr]  --> src/bin/process_unix_streamed.rs:9:19
Dec 04 13:32:15.679 INFO [stderr]   |
Dec 04 13:32:15.679 INFO [stderr] 9 | use std::thread::{yield_now, sleep};
Dec 04 13:32:15.679 INFO [stderr]   |                   ^^^^^^^^^
Dec 04 13:32:15.679 INFO [stderr] 
Dec 04 13:32:15.679 INFO [stderr] warning: unused imports: `File`, `OpenOptions`
Dec 04 13:32:15.679 INFO [stderr]   --> src/bin/process_unix_streamed.rs:12:15
Dec 04 13:32:15.679 INFO [stderr]    |
Dec 04 13:32:15.679 INFO [stderr] 12 | use std::fs::{File, OpenOptions};
Dec 04 13:32:15.679 INFO [stderr]    |               ^^^^  ^^^^^^^^^^^
Dec 04 13:32:15.679 INFO [stderr] 
Dec 04 13:32:15.875 INFO [stderr] warning: unused variable: `cid`
Dec 04 13:32:15.875 INFO [stderr]   --> src/bin/process_unix_streamed.rs:45:13
Dec 04 13:32:15.875 INFO [stderr]    |
Dec 04 13:32:15.875 INFO [stderr] 45 |         let cid = match &child { &Some(ref c) => c.id(), &None => 0 };
Dec 04 13:32:15.875 INFO [stderr]    |             ^^^ help: consider using `_cid` instead
Dec 04 13:32:15.875 INFO [stderr]    |
Dec 04 13:32:15.875 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 04 13:32:15.875 INFO [stderr] 
Dec 04 13:32:15.895 INFO [stderr] warning: variable does not need to be mutable
Dec 04 13:32:15.895 INFO [stderr]   --> src/bin/process_unix_streamed.rs:42:13
Dec 04 13:32:15.895 INFO [stderr]    |
Dec 04 13:32:15.895 INFO [stderr] 42 |         let mut l = UnixListener::bind("/tmp/bench_unixstream").unwrap();
Dec 04 13:32:15.895 INFO [stderr]    |             ----^
Dec 04 13:32:15.895 INFO [stderr]    |             |
Dec 04 13:32:15.895 INFO [stderr]    |             help: remove this `mut`
Dec 04 13:32:15.895 INFO [stderr]    |
Dec 04 13:32:15.895 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 04 13:32:15.895 INFO [stderr] 
Dec 04 13:32:15.895 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 13:32:15.895 INFO [stderr]   --> src/bin/process_unix_streamed.rs:41:9
Dec 04 13:32:15.895 INFO [stderr]    |
Dec 04 13:32:15.895 INFO [stderr] 41 |         remove_file("/tmp/bench_unixstream");
Dec 04 13:32:15.895 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 13:32:15.895 INFO [stderr]    |
Dec 04 13:32:15.895 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 04 13:32:15.895 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 13:32:15.895 INFO [stderr] 
Dec 04 13:32:16.021 INFO [stderr] warning: unused import: `yield_now`
Dec 04 13:32:16.021 INFO [stderr]   --> src/bin/process_unix_streamed_led.rs:14:19
Dec 04 13:32:16.021 INFO [stderr]    |
Dec 04 13:32:16.021 INFO [stderr] 14 | use std::thread::{yield_now, sleep};
Dec 04 13:32:16.021 INFO [stderr]    |                   ^^^^^^^^^
Dec 04 13:32:16.021 INFO [stderr]    |
Dec 04 13:32:16.021 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 04 13:32:16.021 INFO [stderr] 
Dec 04 13:32:16.027 INFO [stderr] warning: unused import: `File`
Dec 04 13:32:16.027 INFO [stderr]   --> src/bin/process_unix_streamed_led.rs:17:15
Dec 04 13:32:16.028 INFO [stderr]    |
Dec 04 13:32:16.028 INFO [stderr] 17 | use std::fs::{File, OpenOptions};
Dec 04 13:32:16.028 INFO [stderr]    |               ^^^^
Dec 04 13:32:16.028 INFO [stderr] 
Dec 04 13:32:16.155 INFO [stderr] warning: unused variable: `cid`
Dec 04 13:32:16.155 INFO [stderr]   --> src/bin/process_unix_streamed_led.rs:58:13
Dec 04 13:32:16.155 INFO [stderr]    |
Dec 04 13:32:16.155 INFO [stderr] 58 |         let cid = match &child { &Some(ref c) => c.id(), &None => 0 };
Dec 04 13:32:16.155 INFO [stderr]    |             ^^^ help: consider using `_cid` instead
Dec 04 13:32:16.155 INFO [stderr]    |
Dec 04 13:32:16.155 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 04 13:32:16.155 INFO [stderr] 
Dec 04 13:32:16.179 INFO [stderr] warning: variable does not need to be mutable
Dec 04 13:32:16.179 INFO [stderr]   --> src/bin/process_unix_streamed_led.rs:55:13
Dec 04 13:32:16.179 INFO [stderr]    |
Dec 04 13:32:16.179 INFO [stderr] 55 |         let mut l = UnixListener::bind("/tmp/bench_unixstream").unwrap();
Dec 04 13:32:16.179 INFO [stderr]    |             ----^
Dec 04 13:32:16.179 INFO [stderr]    |             |
Dec 04 13:32:16.179 INFO [stderr]    |             help: remove this `mut`
Dec 04 13:32:16.179 INFO [stderr]    |
Dec 04 13:32:16.179 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 04 13:32:16.179 INFO [stderr] 
Dec 04 13:32:16.179 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 13:32:16.179 INFO [stderr]   --> src/bin/process_unix_streamed_led.rs:54:9
Dec 04 13:32:16.179 INFO [stderr]    |
Dec 04 13:32:16.179 INFO [stderr] 54 |         remove_file("/tmp/bench_unixstream");
Dec 04 13:32:16.179 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 13:32:16.179 INFO [stderr]    |
Dec 04 13:32:16.179 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 04 13:32:16.179 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 13:32:16.179 INFO [stderr] 
Dec 04 13:32:16.215 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.82s
Dec 04 13:32:16.235 INFO [stderr] su: No module specific data is present
Dec 04 13:32:17.171 INFO running `"docker" "inspect" "f660e52b4dab85d4c8ef82e8d7a91481917bdce34bc60012a7840f6dd57ee899"`
Dec 04 13:32:17.533 INFO running `"docker" "rm" "-f" "f660e52b4dab85d4c8ef82e8d7a91481917bdce34bc60012a7840f6dd57ee899"`
Dec 04 13:32:17.859 INFO [stdout] f660e52b4dab85d4c8ef82e8d7a91481917bdce34bc60012a7840f6dd57ee899