Dec 19 11:20:56.975 INFO checking owlinux1000/rust-comet2 against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 11:20:56.975 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-5/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/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" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 11:20:57.376 INFO [stdout] 97aa0fd3da64b74d03f8d178b1a390ddab622f898b8fbe125a0091c15ee57b01
Dec 19 11:20:57.384 INFO running `"docker" "start" "-a" "97aa0fd3da64b74d03f8d178b1a390ddab622f898b8fbe125a0091c15ee57b01"`
Dec 19 11:20:58.653 INFO [stderr]     Checking rust-comet2 v0.1.0 (/opt/crater/workdir)
Dec 19 11:20:59.236 INFO [stderr] warning: struct is never constructed: `Fr`
Dec 19 11:20:59.236 INFO [stderr]  --> src/hardware.rs:8:1
Dec 19 11:20:59.236 INFO [stderr]   |
Dec 19 11:20:59.236 INFO [stderr] 8 | struct Fr {
Dec 19 11:20:59.236 INFO [stderr]   | ^^^^^^^^^
Dec 19 11:20:59.236 INFO [stderr]   |
Dec 19 11:20:59.236 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 19 11:20:59.236 INFO [stderr] 
Dec 19 11:20:59.236 INFO [stderr] warning: method is never used: `new`
Dec 19 11:20:59.236 INFO [stderr]   --> src/hardware.rs:16:5
Dec 19 11:20:59.236 INFO [stderr]    |
Dec 19 11:20:59.236 INFO [stderr] 16 |     pub fn new() -> Fr {
Dec 19 11:20:59.236 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^
Dec 19 11:20:59.236 INFO [stderr] 
Dec 19 11:20:59.236 INFO [stderr] warning: method is never used: `set`
Dec 19 11:20:59.236 INFO [stderr]   --> src/hardware.rs:20:5
Dec 19 11:20:59.236 INFO [stderr]    |
Dec 19 11:20:59.236 INFO [stderr] 20 |     pub fn set(&mut self, i: u8, f: bool) {
Dec 19 11:20:59.236 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:20:59.236 INFO [stderr] 
Dec 19 11:20:59.236 INFO [stderr] warning: method is never used: `get_all`
Dec 19 11:20:59.236 INFO [stderr]   --> src/hardware.rs:31:5
Dec 19 11:20:59.236 INFO [stderr]    |
Dec 19 11:20:59.236 INFO [stderr] 31 |     pub fn get_all(&self) -> [bool; 3] {
Dec 19 11:20:59.236 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:20:59.236 INFO [stderr] 
Dec 19 11:20:59.236 INFO [stderr] warning: method is never used: `get`
Dec 19 11:20:59.236 INFO [stderr]   --> src/hardware.rs:35:5
Dec 19 11:20:59.236 INFO [stderr]    |
Dec 19 11:20:59.236 INFO [stderr] 35 |     pub fn get(&self, i: u8) -> bool {
Dec 19 11:20:59.236 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:20:59.237 INFO [stderr] 
Dec 19 11:20:59.605 INFO [stderr] warning: struct is never constructed: `Fr`
Dec 19 11:20:59.605 INFO [stderr]  --> src/hardware.rs:8:1
Dec 19 11:20:59.605 INFO [stderr]   |
Dec 19 11:20:59.605 INFO [stderr] 8 | struct Fr {
Dec 19 11:20:59.605 INFO [stderr]   | ^^^^^^^^^
Dec 19 11:20:59.605 INFO [stderr]   |
Dec 19 11:20:59.605 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 19 11:20:59.605 INFO [stderr] 
Dec 19 11:20:59.605 INFO [stderr] warning: method is never used: `new`
Dec 19 11:20:59.605 INFO [stderr]   --> src/hardware.rs:16:5
Dec 19 11:20:59.605 INFO [stderr]    |
Dec 19 11:20:59.605 INFO [stderr] 16 |     pub fn new() -> Fr {
Dec 19 11:20:59.605 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^
Dec 19 11:20:59.605 INFO [stderr] 
Dec 19 11:20:59.605 INFO [stderr] warning: method is never used: `set`
Dec 19 11:20:59.605 INFO [stderr]   --> src/hardware.rs:20:5
Dec 19 11:20:59.605 INFO [stderr]    |
Dec 19 11:20:59.605 INFO [stderr] 20 |     pub fn set(&mut self, i: u8, f: bool) {
Dec 19 11:20:59.605 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:20:59.605 INFO [stderr] 
Dec 19 11:20:59.606 INFO [stderr] warning: method is never used: `get_all`
Dec 19 11:20:59.606 INFO [stderr]   --> src/hardware.rs:31:5
Dec 19 11:20:59.606 INFO [stderr]    |
Dec 19 11:20:59.606 INFO [stderr] 31 |     pub fn get_all(&self) -> [bool; 3] {
Dec 19 11:20:59.606 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:20:59.606 INFO [stderr] 
Dec 19 11:20:59.607 INFO [stderr] warning: method is never used: `get`
Dec 19 11:20:59.607 INFO [stderr]   --> src/hardware.rs:35:5
Dec 19 11:20:59.607 INFO [stderr]    |
Dec 19 11:20:59.607 INFO [stderr] 35 |     pub fn get(&self, i: u8) -> bool {
Dec 19 11:20:59.607 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:20:59.607 INFO [stderr] 
Dec 19 11:21:00.020 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.39s
Dec 19 11:21:00.685 INFO running `"docker" "inspect" "97aa0fd3da64b74d03f8d178b1a390ddab622f898b8fbe125a0091c15ee57b01"`
Dec 19 11:21:00.865 INFO running `"docker" "rm" "-f" "97aa0fd3da64b74d03f8d178b1a390ddab622f898b8fbe125a0091c15ee57b01"`
Dec 19 11:21:01.059 INFO [stdout] 97aa0fd3da64b74d03f8d178b1a390ddab622f898b8fbe125a0091c15ee57b01