Sep 19 21:30:56.926 INFO checking octasonic-0.1.0 against master#ff6422d7a392acfc8af28994d65af2bbaecea4f6 for pr-54346
Sep 19 21:30:56.926 INFO running: cargo +ff6422d7a392acfc8af28994d65af2bbaecea4f6-alt check --frozen --all --all-targets
Sep 19 21:30:56.926 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-5/pr-54346/master#ff6422d7a392acfc8af28994d65af2bbaecea4f6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54346/worker-5/master#ff6422d7a392acfc8af28994d65af2bbaecea4f6:/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 +ff6422d7a392acfc8af28994d65af2bbaecea4f6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 19 21:30:57.244 INFO blam! 40fd5f9e31fb95b0e7f7edd4bdfc9df9b32c523f0d4d44eb1a37fe17f6b4cc4c
Sep 19 21:30:57.249 INFO running `"docker" "start" "-a" "40fd5f9e31fb95b0e7f7edd4bdfc9df9b32c523f0d4d44eb1a37fe17f6b4cc4c"`
Sep 19 21:30:58.292 INFO kablam! usermod: no changes
Sep 19 21:30:58.363 INFO kablam!     Checking spidev v0.2.1
Sep 19 21:30:58.363 INFO kablam!     Checking sysfs_gpio v0.4.4
Sep 19 21:30:59.103 INFO kablam!     Checking octasonic v0.1.0 (/source)
Sep 19 21:30:59.856 INFO kablam! warning: unused import: `std::thread::sleep`
Sep 19 21:30:59.856 INFO kablam!  --> examples/piano.rs:4:5
Sep 19 21:30:59.856 INFO kablam!   |
Sep 19 21:30:59.856 INFO kablam! 4 | use std::thread::sleep;
Sep 19 21:30:59.856 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^
Sep 19 21:30:59.856 INFO kablam!   |
Sep 19 21:30:59.856 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 19 21:30:59.856 INFO kablam! 
Sep 19 21:30:59.856 INFO kablam! warning: unused import: `std::time::Duration`
Sep 19 21:30:59.856 INFO kablam!  --> examples/piano.rs:5:5
Sep 19 21:30:59.856 INFO kablam!   |
Sep 19 21:30:59.856 INFO kablam! 5 | use std::time::Duration;
Sep 19 21:30:59.856 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^
Sep 19 21:30:59.856 INFO kablam! 
Sep 19 21:30:59.968 INFO kablam! warning: unused import: `std::thread::sleep`
Sep 19 21:30:59.968 INFO kablam!  --> examples/theramin.rs:4:5
Sep 19 21:30:59.968 INFO kablam!   |
Sep 19 21:30:59.968 INFO kablam! 4 | use std::thread::sleep;
Sep 19 21:30:59.968 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^
Sep 19 21:30:59.968 INFO kablam!   |
Sep 19 21:30:59.968 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 19 21:30:59.968 INFO kablam! 
Sep 19 21:30:59.968 INFO kablam! warning: unused import: `std::time::Duration`
Sep 19 21:30:59.968 INFO kablam!  --> examples/theramin.rs:5:5
Sep 19 21:30:59.968 INFO kablam!   |
Sep 19 21:30:59.968 INFO kablam! 5 | use std::time::Duration;
Sep 19 21:30:59.968 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^
Sep 19 21:30:59.968 INFO kablam! 
Sep 19 21:31:00.027 INFO kablam! warning: field is never used: `playing`
Sep 19 21:31:00.027 INFO kablam!  --> examples/theramin.rs:8:3
Sep 19 21:31:00.027 INFO kablam!   |
Sep 19 21:31:00.027 INFO kablam! 8 |   playing: bool,
Sep 19 21:31:00.027 INFO kablam!   |   ^^^^^^^^^^^^^
Sep 19 21:31:00.027 INFO kablam!   |
Sep 19 21:31:00.027 INFO kablam!   = note: #[warn(dead_code)] on by default
Sep 19 21:31:00.027 INFO kablam! 
Sep 19 21:31:00.027 INFO kablam! warning: field is never used: `counter`
Sep 19 21:31:00.027 INFO kablam!  --> examples/theramin.rs:9:3
Sep 19 21:31:00.027 INFO kablam!   |
Sep 19 21:31:00.027 INFO kablam! 9 |   counter: u8
Sep 19 21:31:00.027 INFO kablam!   |   ^^^^^^^^^^^
Sep 19 21:31:00.027 INFO kablam! 
Sep 19 21:31:00.046 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.73s
Sep 19 21:31:00.052 INFO kablam! su: No module specific data is present
Sep 19 21:31:00.627 INFO running `"docker" "rm" "-f" "40fd5f9e31fb95b0e7f7edd4bdfc9df9b32c523f0d4d44eb1a37fe17f6b4cc4c"`
Sep 19 21:31:00.720 INFO blam! 40fd5f9e31fb95b0e7f7edd4bdfc9df9b32c523f0d4d44eb1a37fe17f6b4cc4c