Oct 13 11:22:50.039 INFO checking octasonic-0.1.0 against master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f for pr-54977
Oct 13 11:22:50.039 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-3/master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-3/pr-54977/master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f:/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 +5af0bb83044c3fb43d59ad5f49ee5ae1a293901f-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"`
Oct 13 11:22:50.326 INFO blam! 2be318d6b8d82563151e67ad7d06e526e2f85a6adb081bc7dbd33b4d022968e0
Oct 13 11:22:50.330 INFO running `"docker" "start" "-a" "2be318d6b8d82563151e67ad7d06e526e2f85a6adb081bc7dbd33b4d022968e0"`
Oct 13 11:22:51.368 INFO kablam! usermod: no changes
Oct 13 11:22:51.445 INFO kablam!     Checking spidev v0.2.1
Oct 13 11:22:51.449 INFO kablam!     Checking sysfs_gpio v0.4.4
Oct 13 11:22:52.688 INFO kablam!     Checking octasonic v0.1.0 (/source)
Oct 13 11:22:55.840 INFO kablam! warning: unused import: `std::thread::sleep`
Oct 13 11:22:55.840 INFO kablam!  --> examples/theramin.rs:4:5
Oct 13 11:22:55.840 INFO kablam!   |
Oct 13 11:22:55.840 INFO kablam! 4 | use std::thread::sleep;
Oct 13 11:22:55.840 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^
Oct 13 11:22:55.840 INFO kablam!   |
Oct 13 11:22:55.840 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 13 11:22:55.840 INFO kablam! 
Oct 13 11:22:55.840 INFO kablam! warning: unused import: `std::time::Duration`
Oct 13 11:22:55.840 INFO kablam!  --> examples/theramin.rs:5:5
Oct 13 11:22:55.840 INFO kablam!   |
Oct 13 11:22:55.840 INFO kablam! 5 | use std::time::Duration;
Oct 13 11:22:55.840 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^
Oct 13 11:22:55.840 INFO kablam! 
Oct 13 11:22:55.922 INFO kablam! warning: field is never used: `playing`
Oct 13 11:22:55.922 INFO kablam!  --> examples/theramin.rs:8:3
Oct 13 11:22:55.922 INFO kablam!   |
Oct 13 11:22:55.922 INFO kablam! 8 |   playing: bool,
Oct 13 11:22:55.922 INFO kablam!   |   ^^^^^^^^^^^^^
Oct 13 11:22:55.922 INFO kablam!   |
Oct 13 11:22:55.922 INFO kablam!   = note: #[warn(dead_code)] on by default
Oct 13 11:22:55.922 INFO kablam! 
Oct 13 11:22:55.928 INFO kablam! warning: field is never used: `counter`
Oct 13 11:22:55.928 INFO kablam!  --> examples/theramin.rs:9:3
Oct 13 11:22:55.928 INFO kablam!   |
Oct 13 11:22:55.928 INFO kablam! 9 |   counter: u8
Oct 13 11:22:55.928 INFO kablam!   |   ^^^^^^^^^^^
Oct 13 11:22:55.928 INFO kablam! 
Oct 13 11:22:57.009 INFO kablam! warning: unused import: `std::thread::sleep`
Oct 13 11:22:57.009 INFO kablam!  --> examples/piano.rs:4:5
Oct 13 11:22:57.009 INFO kablam!   |
Oct 13 11:22:57.010 INFO kablam! 4 | use std::thread::sleep;
Oct 13 11:22:57.010 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^
Oct 13 11:22:57.010 INFO kablam!   |
Oct 13 11:22:57.010 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 13 11:22:57.011 INFO kablam! 
Oct 13 11:22:57.011 INFO kablam! warning: unused import: `std::time::Duration`
Oct 13 11:22:57.011 INFO kablam!  --> examples/piano.rs:5:5
Oct 13 11:22:57.011 INFO kablam!   |
Oct 13 11:22:57.012 INFO kablam! 5 | use std::time::Duration;
Oct 13 11:22:57.012 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^
Oct 13 11:22:57.012 INFO kablam! 
Oct 13 11:22:57.105 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 5.72s
Oct 13 11:22:57.112 INFO kablam! su: No module specific data is present
Oct 13 11:22:57.897 INFO running `"docker" "rm" "-f" "2be318d6b8d82563151e67ad7d06e526e2f85a6adb081bc7dbd33b4d022968e0"`
Oct 13 11:22:58.199 INFO blam! 2be318d6b8d82563151e67ad7d06e526e2f85a6adb081bc7dbd33b4d022968e0