Nov 29 04:13:57.270 INFO checking beep-0.2.1 against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 29 04:13:57.270 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-7/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56074/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/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 +db42d4dad33013eba11ef37342ad9f614e5652b8-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 29 04:13:57.781 INFO [stdout] d6f681a63fdd16d23a0bba21e7686a081fdd927bf5ec184297c72c3768094ce7
Nov 29 04:13:57.784 INFO running `"docker" "start" "-a" "d6f681a63fdd16d23a0bba21e7686a081fdd927bf5ec184297c72c3768094ce7"`
Nov 29 04:13:59.232 INFO [stderr] usermod: no changes
Nov 29 04:13:59.320 INFO [stderr]     Checking beep v0.2.1 (/source)
Nov 29 04:14:01.589 INFO [stderr] warning: unused variable: `F`
Nov 29 04:14:01.589 INFO [stderr]   --> examples/song.rs:13:7
Nov 29 04:14:01.589 INFO [stderr]    |
Nov 29 04:14:01.589 INFO [stderr] 13 |   let F = Hertz::new(2673.0f64);
Nov 29 04:14:01.589 INFO [stderr]    |       ^ help: consider using `_F` instead
Nov 29 04:14:01.589 INFO [stderr]    |
Nov 29 04:14:01.589 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 29 04:14:01.589 INFO [stderr] 
Nov 29 04:14:01.594 INFO [stderr] warning: variable `C` should have a snake case name such as `c`
Nov 29 04:14:01.594 INFO [stderr]   --> examples/song.rs:10:7
Nov 29 04:14:01.594 INFO [stderr]    |
Nov 29 04:14:01.594 INFO [stderr] 10 |   let C = Hertz::new(2093.0f64);
Nov 29 04:14:01.594 INFO [stderr]    |       ^
Nov 29 04:14:01.594 INFO [stderr]    |
Nov 29 04:14:01.594 INFO [stderr]    = note: #[warn(non_snake_case)] on by default
Nov 29 04:14:01.594 INFO [stderr] 
Nov 29 04:14:01.594 INFO [stderr] warning: variable `D` should have a snake case name such as `d`
Nov 29 04:14:01.594 INFO [stderr]   --> examples/song.rs:11:7
Nov 29 04:14:01.594 INFO [stderr]    |
Nov 29 04:14:01.594 INFO [stderr] 11 |   let D = Hertz::new(2349.0f64);
Nov 29 04:14:01.594 INFO [stderr]    |       ^
Nov 29 04:14:01.594 INFO [stderr] 
Nov 29 04:14:01.594 INFO [stderr] warning: variable `E` should have a snake case name such as `e`
Nov 29 04:14:01.594 INFO [stderr]   --> examples/song.rs:12:7
Nov 29 04:14:01.594 INFO [stderr]    |
Nov 29 04:14:01.594 INFO [stderr] 12 |   let E = Hertz::new(2673.0f64);
Nov 29 04:14:01.594 INFO [stderr]    |       ^
Nov 29 04:14:01.594 INFO [stderr] 
Nov 29 04:14:01.594 INFO [stderr] warning: variable `F` should have a snake case name such as `f`
Nov 29 04:14:01.594 INFO [stderr]   --> examples/song.rs:13:7
Nov 29 04:14:01.594 INFO [stderr]    |
Nov 29 04:14:01.594 INFO [stderr] 13 |   let F = Hertz::new(2673.0f64);
Nov 29 04:14:01.594 INFO [stderr]    |       ^
Nov 29 04:14:01.594 INFO [stderr] 
Nov 29 04:14:01.594 INFO [stderr] warning: variable `G` should have a snake case name such as `g`
Nov 29 04:14:01.594 INFO [stderr]   --> examples/song.rs:14:7
Nov 29 04:14:01.594 INFO [stderr]    |
Nov 29 04:14:01.595 INFO [stderr] 14 |   let G = Hertz::new(3136.0f64);
Nov 29 04:14:01.595 INFO [stderr]    |       ^
Nov 29 04:14:01.595 INFO [stderr] 
Nov 29 04:14:01.636 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.38s
Nov 29 04:14:01.639 INFO [stderr] su: No module specific data is present
Nov 29 04:14:02.343 INFO running `"docker" "inspect" "d6f681a63fdd16d23a0bba21e7686a081fdd927bf5ec184297c72c3768094ce7"`
Nov 29 04:14:02.630 INFO running `"docker" "rm" "-f" "d6f681a63fdd16d23a0bba21e7686a081fdd927bf5ec184297c72c3768094ce7"`
Nov 29 04:14:02.970 INFO [stdout] d6f681a63fdd16d23a0bba21e7686a081fdd927bf5ec184297c72c3768094ce7