Sep 21 06:16:08.838 INFO checking octasonic-0.1.0 against master#f7f4c500b46603386e940f116b469c7adc043a6d for pr-54394
Sep 21 06:16:08.838 INFO running: cargo +f7f4c500b46603386e940f116b469c7adc043a6d-alt check --frozen --all --all-targets
Sep 21 06:16:08.838 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-54394/master#f7f4c500b46603386e940f116b469c7adc043a6d:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54394/worker-0/master#f7f4c500b46603386e940f116b469c7adc043a6d:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "CMD=cargo +f7f4c500b46603386e940f116b469c7adc043a6d-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 21 06:16:09.031 INFO blam! ca469292cc151224af35238ac83ced7c687df87be2bbb25b8663ab4f966192fc
Sep 21 06:16:09.033 INFO running `"docker" "start" "-a" "ca469292cc151224af35238ac83ced7c687df87be2bbb25b8663ab4f966192fc"`
Sep 21 06:16:10.096 INFO kablam! usermod: no changes
Sep 21 06:16:10.232 INFO kablam!    Compiling nix v0.6.0
Sep 21 06:16:10.234 INFO kablam!     Checking spidev v0.2.1
Sep 21 06:16:14.321 INFO kablam!     Checking sysfs_gpio v0.4.4
Sep 21 06:16:15.194 INFO kablam!     Checking octasonic v0.1.0 (/source)
Sep 21 06:16:17.182 INFO kablam! warning: unused import: `std::thread::sleep`
Sep 21 06:16:17.182 INFO kablam!  --> examples/theramin.rs:4:5
Sep 21 06:16:17.182 INFO kablam!   |
Sep 21 06:16:17.182 INFO kablam! 4 | use std::thread::sleep;
Sep 21 06:16:17.182 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^
Sep 21 06:16:17.182 INFO kablam!   |
Sep 21 06:16:17.182 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 21 06:16:17.182 INFO kablam! 
Sep 21 06:16:17.182 INFO kablam! warning: unused import: `std::time::Duration`
Sep 21 06:16:17.182 INFO kablam!  --> examples/theramin.rs:5:5
Sep 21 06:16:17.182 INFO kablam!   |
Sep 21 06:16:17.182 INFO kablam! 5 | use std::time::Duration;
Sep 21 06:16:17.182 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^
Sep 21 06:16:17.182 INFO kablam! 
Sep 21 06:16:17.270 INFO kablam! warning: field is never used: `playing`
Sep 21 06:16:17.270 INFO kablam!  --> examples/theramin.rs:8:3
Sep 21 06:16:17.270 INFO kablam!   |
Sep 21 06:16:17.270 INFO kablam! 8 |   playing: bool,
Sep 21 06:16:17.270 INFO kablam!   |   ^^^^^^^^^^^^^
Sep 21 06:16:17.270 INFO kablam!   |
Sep 21 06:16:17.270 INFO kablam!   = note: #[warn(dead_code)] on by default
Sep 21 06:16:17.270 INFO kablam! 
Sep 21 06:16:17.270 INFO kablam! warning: field is never used: `counter`
Sep 21 06:16:17.270 INFO kablam!  --> examples/theramin.rs:9:3
Sep 21 06:16:17.270 INFO kablam!   |
Sep 21 06:16:17.270 INFO kablam! 9 |   counter: u8
Sep 21 06:16:17.270 INFO kablam!   |   ^^^^^^^^^^^
Sep 21 06:16:17.270 INFO kablam! 
Sep 21 06:16:17.307 INFO kablam! warning: unused import: `std::thread::sleep`
Sep 21 06:16:17.307 INFO kablam!  --> examples/piano.rs:4:5
Sep 21 06:16:17.307 INFO kablam!   |
Sep 21 06:16:17.307 INFO kablam! 4 | use std::thread::sleep;
Sep 21 06:16:17.307 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^
Sep 21 06:16:17.307 INFO kablam!   |
Sep 21 06:16:17.308 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 21 06:16:17.308 INFO kablam! 
Sep 21 06:16:17.308 INFO kablam! warning: unused import: `std::time::Duration`
Sep 21 06:16:17.308 INFO kablam!  --> examples/piano.rs:5:5
Sep 21 06:16:17.308 INFO kablam!   |
Sep 21 06:16:17.308 INFO kablam! 5 | use std::time::Duration;
Sep 21 06:16:17.308 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^
Sep 21 06:16:17.308 INFO kablam! 
Sep 21 06:16:17.417 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 7.29s
Sep 21 06:16:17.431 INFO kablam! su: No module specific data is present
Sep 21 06:16:18.337 INFO running `"docker" "rm" "-f" "ca469292cc151224af35238ac83ced7c687df87be2bbb25b8663ab4f966192fc"`
Sep 21 06:16:18.528 INFO blam! ca469292cc151224af35238ac83ced7c687df87be2bbb25b8663ab4f966192fc