Dec 19 20:28:29.115 INFO checking andygrove/octasonic-rs against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 20:28:29.115 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-2/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/andygrove/octasonic-rs:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 20:28:29.498 INFO [stdout] 284ac4fd2b91eef085893c114187aec0a2f39b7dbabdddaecbfe3e16c99b96a2
Dec 19 20:28:29.503 INFO running `"docker" "start" "-a" "284ac4fd2b91eef085893c114187aec0a2f39b7dbabdddaecbfe3e16c99b96a2"`
Dec 19 20:28:30.992 INFO [stderr]     Checking bitflags v0.3.3
Dec 19 20:28:30.992 INFO [stderr]     Checking nix v0.5.1
Dec 19 20:28:30.992 INFO [stderr]     Checking nix v0.6.0
Dec 19 20:28:35.567 INFO [stderr]     Checking spidev v0.2.1
Dec 19 20:28:36.680 INFO [stderr]     Checking sysfs_gpio v0.4.4
Dec 19 20:28:37.259 INFO [stderr]     Checking octasonic v0.1.0 (/opt/crater/workdir)
Dec 19 20:28:37.985 INFO [stderr] warning: unused import: `std::thread::sleep`
Dec 19 20:28:37.985 INFO [stderr]  --> examples/piano.rs:4:5
Dec 19 20:28:37.985 INFO [stderr]   |
Dec 19 20:28:37.985 INFO [stderr] 4 | use std::thread::sleep;
Dec 19 20:28:37.985 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Dec 19 20:28:37.985 INFO [stderr]   |
Dec 19 20:28:37.985 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 20:28:37.985 INFO [stderr] 
Dec 19 20:28:37.985 INFO [stderr] warning: unused import: `std::time::Duration`
Dec 19 20:28:37.985 INFO [stderr]  --> examples/piano.rs:5:5
Dec 19 20:28:37.985 INFO [stderr]   |
Dec 19 20:28:37.985 INFO [stderr] 5 | use std::time::Duration;
Dec 19 20:28:37.985 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^
Dec 19 20:28:37.985 INFO [stderr] 
Dec 19 20:28:38.054 INFO [stderr] warning: unused import: `std::thread::sleep`
Dec 19 20:28:38.054 INFO [stderr]  --> examples/theramin.rs:4:5
Dec 19 20:28:38.054 INFO [stderr]   |
Dec 19 20:28:38.054 INFO [stderr] 4 | use std::thread::sleep;
Dec 19 20:28:38.054 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Dec 19 20:28:38.054 INFO [stderr]   |
Dec 19 20:28:38.054 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 20:28:38.054 INFO [stderr] 
Dec 19 20:28:38.054 INFO [stderr] warning: unused import: `std::time::Duration`
Dec 19 20:28:38.054 INFO [stderr]  --> examples/theramin.rs:5:5
Dec 19 20:28:38.054 INFO [stderr]   |
Dec 19 20:28:38.054 INFO [stderr] 5 | use std::time::Duration;
Dec 19 20:28:38.054 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^
Dec 19 20:28:38.054 INFO [stderr] 
Dec 19 20:28:38.100 INFO [stderr] warning: field is never used: `playing`
Dec 19 20:28:38.100 INFO [stderr]  --> examples/theramin.rs:8:3
Dec 19 20:28:38.100 INFO [stderr]   |
Dec 19 20:28:38.100 INFO [stderr] 8 |   playing: bool,
Dec 19 20:28:38.100 INFO [stderr]   |   ^^^^^^^^^^^^^
Dec 19 20:28:38.100 INFO [stderr]   |
Dec 19 20:28:38.100 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 19 20:28:38.100 INFO [stderr] 
Dec 19 20:28:38.100 INFO [stderr] warning: field is never used: `counter`
Dec 19 20:28:38.100 INFO [stderr]  --> examples/theramin.rs:9:3
Dec 19 20:28:38.100 INFO [stderr]   |
Dec 19 20:28:38.100 INFO [stderr] 9 |   counter: u8
Dec 19 20:28:38.100 INFO [stderr]   |   ^^^^^^^^^^^
Dec 19 20:28:38.100 INFO [stderr] 
Dec 19 20:28:38.128 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.22s
Dec 19 20:28:38.442 INFO running `"docker" "inspect" "284ac4fd2b91eef085893c114187aec0a2f39b7dbabdddaecbfe3e16c99b96a2"`
Dec 19 20:28:38.540 INFO running `"docker" "rm" "-f" "284ac4fd2b91eef085893c114187aec0a2f39b7dbabdddaecbfe3e16c99b96a2"`
Dec 19 20:28:38.704 INFO [stdout] 284ac4fd2b91eef085893c114187aec0a2f39b7dbabdddaecbfe3e16c99b96a2