Dec 17 18:15:31.913 INFO checking owlinux1000/rust-comet2 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 17 18:15:31.913 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-2/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/owlinux1000/rust-comet2:/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" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 18:15:32.288 INFO [stdout] 8507c3d962bdac47d182ea463a981fefcf3efcceb473b700684728884c178b74
Dec 17 18:15:32.294 INFO running `"docker" "start" "-a" "8507c3d962bdac47d182ea463a981fefcf3efcceb473b700684728884c178b74"`
Dec 17 18:15:33.640 INFO [stderr]     Checking rust-comet2 v0.1.0 (/opt/crater/workdir)
Dec 17 18:15:34.001 INFO [stderr] warning: struct is never constructed: `Fr`
Dec 17 18:15:34.001 INFO [stderr]  --> src/hardware.rs:8:1
Dec 17 18:15:34.001 INFO [stderr]   |
Dec 17 18:15:34.001 INFO [stderr] 8 | struct Fr {
Dec 17 18:15:34.001 INFO [stderr]   | ^^^^^^^^^
Dec 17 18:15:34.001 INFO [stderr]   |
Dec 17 18:15:34.001 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 17 18:15:34.001 INFO [stderr] 
Dec 17 18:15:34.001 INFO [stderr] warning: method is never used: `new`
Dec 17 18:15:34.001 INFO [stderr]   --> src/hardware.rs:16:5
Dec 17 18:15:34.001 INFO [stderr]    |
Dec 17 18:15:34.001 INFO [stderr] 16 |     pub fn new() -> Fr {
Dec 17 18:15:34.001 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^
Dec 17 18:15:34.001 INFO [stderr] 
Dec 17 18:15:34.001 INFO [stderr] warning: method is never used: `set`
Dec 17 18:15:34.001 INFO [stderr]   --> src/hardware.rs:20:5
Dec 17 18:15:34.001 INFO [stderr]    |
Dec 17 18:15:34.001 INFO [stderr] 20 |     pub fn set(&mut self, i: u8, f: bool) {
Dec 17 18:15:34.001 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 18:15:34.001 INFO [stderr] 
Dec 17 18:15:34.001 INFO [stderr] warning: method is never used: `get_all`
Dec 17 18:15:34.001 INFO [stderr]   --> src/hardware.rs:31:5
Dec 17 18:15:34.001 INFO [stderr]    |
Dec 17 18:15:34.001 INFO [stderr] 31 |     pub fn get_all(&self) -> [bool; 3] {
Dec 17 18:15:34.001 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 18:15:34.001 INFO [stderr] 
Dec 17 18:15:34.001 INFO [stderr] warning: method is never used: `get`
Dec 17 18:15:34.001 INFO [stderr]   --> src/hardware.rs:35:5
Dec 17 18:15:34.001 INFO [stderr]    |
Dec 17 18:15:34.001 INFO [stderr] 35 |     pub fn get(&self, i: u8) -> bool {
Dec 17 18:15:34.001 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 18:15:34.001 INFO [stderr] 
Dec 17 18:15:34.562 INFO [stderr] warning: struct is never constructed: `Fr`
Dec 17 18:15:34.563 INFO [stderr]  --> src/hardware.rs:8:1
Dec 17 18:15:34.563 INFO [stderr]   |
Dec 17 18:15:34.563 INFO [stderr] 8 | struct Fr {
Dec 17 18:15:34.563 INFO [stderr]   | ^^^^^^^^^
Dec 17 18:15:34.563 INFO [stderr]   |
Dec 17 18:15:34.563 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 17 18:15:34.563 INFO [stderr] 
Dec 17 18:15:34.563 INFO [stderr] warning: method is never used: `new`
Dec 17 18:15:34.563 INFO [stderr]   --> src/hardware.rs:16:5
Dec 17 18:15:34.563 INFO [stderr]    |
Dec 17 18:15:34.563 INFO [stderr] 16 |     pub fn new() -> Fr {
Dec 17 18:15:34.563 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^
Dec 17 18:15:34.563 INFO [stderr] 
Dec 17 18:15:34.563 INFO [stderr] warning: method is never used: `set`
Dec 17 18:15:34.563 INFO [stderr]   --> src/hardware.rs:20:5
Dec 17 18:15:34.563 INFO [stderr]    |
Dec 17 18:15:34.563 INFO [stderr] 20 |     pub fn set(&mut self, i: u8, f: bool) {
Dec 17 18:15:34.563 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 18:15:34.563 INFO [stderr] 
Dec 17 18:15:34.563 INFO [stderr] warning: method is never used: `get_all`
Dec 17 18:15:34.563 INFO [stderr]   --> src/hardware.rs:31:5
Dec 17 18:15:34.563 INFO [stderr]    |
Dec 17 18:15:34.563 INFO [stderr] 31 |     pub fn get_all(&self) -> [bool; 3] {
Dec 17 18:15:34.563 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 18:15:34.563 INFO [stderr] 
Dec 17 18:15:34.563 INFO [stderr] warning: method is never used: `get`
Dec 17 18:15:34.563 INFO [stderr]   --> src/hardware.rs:35:5
Dec 17 18:15:34.563 INFO [stderr]    |
Dec 17 18:15:34.563 INFO [stderr] 35 |     pub fn get(&self, i: u8) -> bool {
Dec 17 18:15:34.563 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 18:15:34.563 INFO [stderr] 
Dec 17 18:15:34.610 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.03s
Dec 17 18:15:35.018 INFO running `"docker" "inspect" "8507c3d962bdac47d182ea463a981fefcf3efcceb473b700684728884c178b74"`
Dec 17 18:15:35.242 INFO running `"docker" "rm" "-f" "8507c3d962bdac47d182ea463a981fefcf3efcceb473b700684728884c178b74"`
Dec 17 18:15:35.366 INFO [stdout] 8507c3d962bdac47d182ea463a981fefcf3efcceb473b700684728884c178b74