Nov 29 20:28:24.402 INFO checking piotr-m-jurek/rust-invaders against master#a49316ddc99d9d595193557fc899f6c52e4d9af9 for pr-56323
Nov 29 20:28:24.402 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-7/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56323/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/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 +a49316ddc99d9d595193557fc899f6c52e4d9af9-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 20:28:24.785 INFO [stdout] e6358e787678b5490120ffe5a92be51503887b71721c9a487c6dd3c91e11b00a
Nov 29 20:28:24.791 INFO running `"docker" "start" "-a" "e6358e787678b5490120ffe5a92be51503887b71721c9a487c6dd3c91e11b00a"`
Nov 29 20:28:26.016 INFO [stderr] usermod: no changes
Nov 29 20:28:26.080 INFO [stderr]     Checking rust-invaders v0.1.0 (/source)
Nov 29 20:28:26.475 INFO [stderr] warning: struct is never constructed: `Cpu`
Nov 29 20:28:26.475 INFO [stderr]   --> src/main.rs:23:1
Nov 29 20:28:26.475 INFO [stderr]    |
Nov 29 20:28:26.475 INFO [stderr] 23 | struct Cpu {
Nov 29 20:28:26.475 INFO [stderr]    | ^^^^^^^^^^
Nov 29 20:28:26.475 INFO [stderr]    |
Nov 29 20:28:26.475 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 29 20:28:26.475 INFO [stderr] 
Nov 29 20:28:26.475 INFO [stderr] warning: method is never used: `new`
Nov 29 20:28:26.475 INFO [stderr]   --> src/main.rs:29:5
Nov 29 20:28:26.475 INFO [stderr]    |
Nov 29 20:28:26.475 INFO [stderr] 29 |     pub fn new () -> Cpu {
Nov 29 20:28:26.475 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Nov 29 20:28:26.475 INFO [stderr] 
Nov 29 20:28:26.475 INFO [stderr] warning: struct is never constructed: `Cpu`
Nov 29 20:28:26.475 INFO [stderr]   --> src/main.rs:23:1
Nov 29 20:28:26.475 INFO [stderr]    |
Nov 29 20:28:26.475 INFO [stderr] 23 | struct Cpu {
Nov 29 20:28:26.475 INFO [stderr]    | ^^^^^^^^^^
Nov 29 20:28:26.475 INFO [stderr]    |
Nov 29 20:28:26.475 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 29 20:28:26.475 INFO [stderr] 
Nov 29 20:28:26.475 INFO [stderr] warning: method is never used: `new`
Nov 29 20:28:26.475 INFO [stderr]   --> src/main.rs:29:5
Nov 29 20:28:26.475 INFO [stderr]    |
Nov 29 20:28:26.475 INFO [stderr] 29 |     pub fn new () -> Cpu {
Nov 29 20:28:26.475 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Nov 29 20:28:26.475 INFO [stderr] 
Nov 29 20:28:26.476 INFO [stderr] warning: structure field `PC` should have a snake case name such as `pc`
Nov 29 20:28:26.476 INFO [stderr]   --> src/main.rs:24:5
Nov 29 20:28:26.476 INFO [stderr]    |
Nov 29 20:28:26.476 INFO [stderr] 24 |     PC: u16,
Nov 29 20:28:26.476 INFO [stderr]    |     ^^^^^^^
Nov 29 20:28:26.476 INFO [stderr]    |
Nov 29 20:28:26.476 INFO [stderr]    = note: #[warn(non_snake_case)] on by default
Nov 29 20:28:26.476 INFO [stderr] 
Nov 29 20:28:26.476 INFO [stderr] warning: structure field `PC` should have a snake case name such as `pc`
Nov 29 20:28:26.476 INFO [stderr]   --> src/main.rs:24:5
Nov 29 20:28:26.476 INFO [stderr]    |
Nov 29 20:28:26.476 INFO [stderr] 24 |     PC: u16,
Nov 29 20:28:26.476 INFO [stderr]    |     ^^^^^^^
Nov 29 20:28:26.476 INFO [stderr]    |
Nov 29 20:28:26.476 INFO [stderr]    = note: #[warn(non_snake_case)] on by default
Nov 29 20:28:26.477 INFO [stderr] 
Nov 29 20:28:26.509 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.46s
Nov 29 20:28:26.518 INFO [stderr] su: No module specific data is present
Nov 29 20:28:27.284 INFO running `"docker" "inspect" "e6358e787678b5490120ffe5a92be51503887b71721c9a487c6dd3c91e11b00a"`
Nov 29 20:28:27.630 INFO running `"docker" "rm" "-f" "e6358e787678b5490120ffe5a92be51503887b71721c9a487c6dd3c91e11b00a"`
Nov 29 20:28:27.900 INFO [stdout] e6358e787678b5490120ffe5a92be51503887b71721c9a487c6dd3c91e11b00a