Nov 28 00:53:36.416 INFO checking mcahriman/m590-proto against master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5 for pr-56074
Nov 28 00:53:36.418 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-6/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56074/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/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 +0b9f19dff1347e29bf4362ab5a8fab84b43023b5-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 28 00:53:36.868 INFO [stdout] 7acabdf587b1bd44a7120bc80240ac13116bc3fa5850fecb7370da023ce81544
Nov 28 00:53:36.870 INFO running `"docker" "start" "-a" "7acabdf587b1bd44a7120bc80240ac13116bc3fa5850fecb7370da023ce81544"`
Nov 28 00:53:37.374 INFO [stderr] usermod: no changes
Nov 28 00:53:37.425 INFO [stderr]     Checking serial-core v0.4.0
Nov 28 00:53:37.796 INFO [stderr]     Checking m590e-uart-proto v0.1.0 (/source)
Nov 28 00:53:38.038 INFO [stderr] warning: unused import: `std::io`
Nov 28 00:53:38.038 INFO [stderr]  --> src/main.rs:4:5
Nov 28 00:53:38.038 INFO [stderr]   |
Nov 28 00:53:38.038 INFO [stderr] 4 | use std::io;
Nov 28 00:53:38.038 INFO [stderr]   |     ^^^^^^^
Nov 28 00:53:38.038 INFO [stderr]   |
Nov 28 00:53:38.038 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 28 00:53:38.038 INFO [stderr] 
Nov 28 00:53:38.038 INFO [stderr] warning: unused import: `std::time::Duration`
Nov 28 00:53:38.038 INFO [stderr]  --> src/main.rs:5:5
Nov 28 00:53:38.038 INFO [stderr]   |
Nov 28 00:53:38.038 INFO [stderr] 5 | use std::time::Duration;
Nov 28 00:53:38.038 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^
Nov 28 00:53:38.038 INFO [stderr] 
Nov 28 00:53:38.038 INFO [stderr] warning: unused import: `std::io::prelude::*`
Nov 28 00:53:38.038 INFO [stderr]  --> src/main.rs:9:5
Nov 28 00:53:38.038 INFO [stderr]   |
Nov 28 00:53:38.038 INFO [stderr] 9 | use std::io::prelude::*;
Nov 28 00:53:38.038 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^
Nov 28 00:53:38.038 INFO [stderr] 
Nov 28 00:53:38.064 INFO [stderr] warning: unused import: `std::io`
Nov 28 00:53:38.064 INFO [stderr]  --> src/main.rs:4:5
Nov 28 00:53:38.064 INFO [stderr]   |
Nov 28 00:53:38.064 INFO [stderr] 4 | use std::io;
Nov 28 00:53:38.064 INFO [stderr]   |     ^^^^^^^
Nov 28 00:53:38.064 INFO [stderr]   |
Nov 28 00:53:38.064 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 28 00:53:38.064 INFO [stderr] 
Nov 28 00:53:38.064 INFO [stderr] warning: unused import: `std::time::Duration`
Nov 28 00:53:38.064 INFO [stderr]  --> src/main.rs:5:5
Nov 28 00:53:38.064 INFO [stderr]   |
Nov 28 00:53:38.064 INFO [stderr] 5 | use std::time::Duration;
Nov 28 00:53:38.064 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^
Nov 28 00:53:38.064 INFO [stderr] 
Nov 28 00:53:38.064 INFO [stderr] warning: unused import: `std::io::prelude::*`
Nov 28 00:53:38.064 INFO [stderr]  --> src/main.rs:9:5
Nov 28 00:53:38.064 INFO [stderr]   |
Nov 28 00:53:38.064 INFO [stderr] 9 | use std::io::prelude::*;
Nov 28 00:53:38.065 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^
Nov 28 00:53:38.065 INFO [stderr] 
Nov 28 00:53:38.065 INFO [stderr] warning: unused import: `serial::prelude`
Nov 28 00:53:38.065 INFO [stderr]   --> src/main.rs:10:5
Nov 28 00:53:38.065 INFO [stderr]    |
Nov 28 00:53:38.065 INFO [stderr] 10 | use serial::prelude::*;
Nov 28 00:53:38.065 INFO [stderr]    |     ^^^^^^^^^^^^^^^
Nov 28 00:53:38.065 INFO [stderr] 
Nov 28 00:53:38.079 INFO [stderr] warning: constant item is never used: `E_ERR`
Nov 28 00:53:38.079 INFO [stderr]   --> src/main.rs:15:1
Nov 28 00:53:38.079 INFO [stderr]    |
Nov 28 00:53:38.079 INFO [stderr] 15 | const E_ERR: i32 = 1;
Nov 28 00:53:38.079 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^
Nov 28 00:53:38.080 INFO [stderr]    |
Nov 28 00:53:38.080 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 28 00:53:38.080 INFO [stderr] 
Nov 28 00:53:38.096 INFO [stderr] warning: unused import: `serial::prelude`
Nov 28 00:53:38.096 INFO [stderr]   --> src/main.rs:10:5
Nov 28 00:53:38.096 INFO [stderr]    |
Nov 28 00:53:38.096 INFO [stderr] 10 | use serial::prelude::*;
Nov 28 00:53:38.096 INFO [stderr]    |     ^^^^^^^^^^^^^^^
Nov 28 00:53:38.096 INFO [stderr] 
Nov 28 00:53:38.112 INFO [stderr] warning: constant item is never used: `E_ERR`
Nov 28 00:53:38.112 INFO [stderr]   --> src/main.rs:15:1
Nov 28 00:53:38.112 INFO [stderr]    |
Nov 28 00:53:38.112 INFO [stderr] 15 | const E_ERR: i32 = 1;
Nov 28 00:53:38.112 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^
Nov 28 00:53:38.112 INFO [stderr]    |
Nov 28 00:53:38.112 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 28 00:53:38.112 INFO [stderr] 
Nov 28 00:53:38.123 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.72s
Nov 28 00:53:38.126 INFO [stderr] su: No module specific data is present
Nov 28 00:53:38.586 INFO running `"docker" "inspect" "7acabdf587b1bd44a7120bc80240ac13116bc3fa5850fecb7370da023ce81544"`
Nov 28 00:53:38.852 INFO running `"docker" "rm" "-f" "7acabdf587b1bd44a7120bc80240ac13116bc3fa5850fecb7370da023ce81544"`
Nov 28 00:53:39.243 INFO [stdout] 7acabdf587b1bd44a7120bc80240ac13116bc3fa5850fecb7370da023ce81544