Dec 11 12:13:41.516 INFO checking owlinux1000/rust-comet2 against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 11 12:13:41.516 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-2/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/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 +3a75e80557a103497cffbcab395a2f37061a77ea-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"`
Dec 11 12:13:41.736 INFO [stdout] 8a35448b9bc9c2141c4567cf20b7ee94291078abca845e536d2a319b0e0ba9f6
Dec 11 12:13:41.744 INFO running `"docker" "start" "-a" "8a35448b9bc9c2141c4567cf20b7ee94291078abca845e536d2a319b0e0ba9f6"`
Dec 11 12:13:42.243 INFO [stderr] usermod: no changes
Dec 11 12:13:42.279 INFO [stderr]     Checking rust-comet2 v0.1.0 (/source)
Dec 11 12:13:42.652 INFO [stderr] warning: struct is never constructed: `Fr`
Dec 11 12:13:42.652 INFO [stderr]  --> src/hardware.rs:8:1
Dec 11 12:13:42.652 INFO [stderr]   |
Dec 11 12:13:42.652 INFO [stderr] 8 | struct Fr {
Dec 11 12:13:42.652 INFO [stderr]   | ^^^^^^^^^
Dec 11 12:13:42.652 INFO [stderr]   |
Dec 11 12:13:42.652 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 11 12:13:42.652 INFO [stderr] 
Dec 11 12:13:42.652 INFO [stderr] warning: method is never used: `new`
Dec 11 12:13:42.652 INFO [stderr]   --> src/hardware.rs:16:5
Dec 11 12:13:42.652 INFO [stderr]    |
Dec 11 12:13:42.652 INFO [stderr] 16 |     pub fn new() -> Fr {
Dec 11 12:13:42.652 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^
Dec 11 12:13:42.652 INFO [stderr] 
Dec 11 12:13:42.652 INFO [stderr] warning: method is never used: `set`
Dec 11 12:13:42.652 INFO [stderr]   --> src/hardware.rs:20:5
Dec 11 12:13:42.652 INFO [stderr]    |
Dec 11 12:13:42.652 INFO [stderr] 20 |     pub fn set(&mut self, i: u8, f: bool) {
Dec 11 12:13:42.652 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 12:13:42.652 INFO [stderr] 
Dec 11 12:13:42.652 INFO [stderr] warning: method is never used: `get_all`
Dec 11 12:13:42.652 INFO [stderr]   --> src/hardware.rs:31:5
Dec 11 12:13:42.652 INFO [stderr]    |
Dec 11 12:13:42.652 INFO [stderr] 31 |     pub fn get_all(&self) -> [bool; 3] {
Dec 11 12:13:42.652 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 12:13:42.652 INFO [stderr] 
Dec 11 12:13:42.652 INFO [stderr] warning: method is never used: `get`
Dec 11 12:13:42.652 INFO [stderr]   --> src/hardware.rs:35:5
Dec 11 12:13:42.652 INFO [stderr]    |
Dec 11 12:13:42.652 INFO [stderr] 35 |     pub fn get(&self, i: u8) -> bool {
Dec 11 12:13:42.652 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 12:13:42.652 INFO [stderr] 
Dec 11 12:13:43.616 INFO [stderr] warning: struct is never constructed: `Fr`
Dec 11 12:13:43.616 INFO [stderr]  --> src/hardware.rs:8:1
Dec 11 12:13:43.616 INFO [stderr]   |
Dec 11 12:13:43.616 INFO [stderr] 8 | struct Fr {
Dec 11 12:13:43.616 INFO [stderr]   | ^^^^^^^^^
Dec 11 12:13:43.616 INFO [stderr]   |
Dec 11 12:13:43.616 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 11 12:13:43.616 INFO [stderr] 
Dec 11 12:13:43.616 INFO [stderr] warning: method is never used: `new`
Dec 11 12:13:43.616 INFO [stderr]   --> src/hardware.rs:16:5
Dec 11 12:13:43.616 INFO [stderr]    |
Dec 11 12:13:43.616 INFO [stderr] 16 |     pub fn new() -> Fr {
Dec 11 12:13:43.616 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^
Dec 11 12:13:43.616 INFO [stderr] 
Dec 11 12:13:43.616 INFO [stderr] warning: method is never used: `set`
Dec 11 12:13:43.616 INFO [stderr]   --> src/hardware.rs:20:5
Dec 11 12:13:43.616 INFO [stderr]    |
Dec 11 12:13:43.616 INFO [stderr] 20 |     pub fn set(&mut self, i: u8, f: bool) {
Dec 11 12:13:43.617 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 12:13:43.617 INFO [stderr] 
Dec 11 12:13:43.632 INFO [stderr] warning: method is never used: `get_all`
Dec 11 12:13:43.632 INFO [stderr]   --> src/hardware.rs:31:5
Dec 11 12:13:43.632 INFO [stderr]    |
Dec 11 12:13:43.632 INFO [stderr] 31 |     pub fn get_all(&self) -> [bool; 3] {
Dec 11 12:13:43.632 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 12:13:43.632 INFO [stderr] 
Dec 11 12:13:43.632 INFO [stderr] warning: method is never used: `get`
Dec 11 12:13:43.632 INFO [stderr]   --> src/hardware.rs:35:5
Dec 11 12:13:43.632 INFO [stderr]    |
Dec 11 12:13:43.632 INFO [stderr] 35 |     pub fn get(&self, i: u8) -> bool {
Dec 11 12:13:43.632 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 12:13:43.632 INFO [stderr] 
Dec 11 12:13:43.706 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.44s
Dec 11 12:13:43.709 INFO [stderr] su: No module specific data is present
Dec 11 12:13:44.186 INFO running `"docker" "inspect" "8a35448b9bc9c2141c4567cf20b7ee94291078abca845e536d2a319b0e0ba9f6"`
Dec 11 12:13:44.426 INFO running `"docker" "rm" "-f" "8a35448b9bc9c2141c4567cf20b7ee94291078abca845e536d2a319b0e0ba9f6"`
Dec 11 12:13:44.657 INFO [stdout] 8a35448b9bc9c2141c4567cf20b7ee94291078abca845e536d2a319b0e0ba9f6