Dec 11 10:51:57.497 INFO checking rolandcla/pll_counters against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 11 10:51:57.498 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 10:51:57.879 INFO [stdout] d305e4d889c3c2607faea56ad29bb07acf2cc088607cd94858780f950e621379
Dec 11 10:51:57.882 INFO running `"docker" "start" "-a" "d305e4d889c3c2607faea56ad29bb07acf2cc088607cd94858780f950e621379"`
Dec 11 10:51:59.575 INFO [stderr] usermod: no changes
Dec 11 10:51:59.640 INFO [stderr]     Checking pll_counters v0.1.0 (/source)
Dec 11 10:52:00.105 INFO [stderr] warning: constant item is never used: `K_MIN`
Dec 11 10:52:00.105 INFO [stderr]  --> src/main.rs:9:1
Dec 11 10:52:00.105 INFO [stderr]   |
Dec 11 10:52:00.105 INFO [stderr] 9 | const K_MIN: u32 = 25;
Dec 11 10:52:00.105 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^
Dec 11 10:52:00.105 INFO [stderr]   |
Dec 11 10:52:00.105 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 11 10:52:00.105 INFO [stderr] 
Dec 11 10:52:00.105 INFO [stderr] warning: constant item is never used: `K_MAX`
Dec 11 10:52:00.105 INFO [stderr]   --> src/main.rs:10:1
Dec 11 10:52:00.105 INFO [stderr]    |
Dec 11 10:52:00.105 INFO [stderr] 10 | const K_MAX: u32 = 50;
Dec 11 10:52:00.105 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^
Dec 11 10:52:00.105 INFO [stderr] 
Dec 11 10:52:00.105 INFO [stderr] warning: function is never used: `strip_n`
Dec 11 10:52:00.105 INFO [stderr]   --> src/main.rs:31:1
Dec 11 10:52:00.105 INFO [stderr]    |
Dec 11 10:52:00.105 INFO [stderr] 31 | fn strip_n(n: u32) -> u32 {
Dec 11 10:52:00.105 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 10:52:00.105 INFO [stderr] 
Dec 11 10:52:00.105 INFO [stderr] warning: function is never used: `gcd`
Dec 11 10:52:00.105 INFO [stderr]   --> src/main.rs:35:1
Dec 11 10:52:00.105 INFO [stderr]    |
Dec 11 10:52:00.105 INFO [stderr] 35 | fn gcd(a: u32, b: u32) -> u32 {
Dec 11 10:52:00.105 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 10:52:00.105 INFO [stderr] 
Dec 11 10:52:00.105 INFO [stderr] warning: function is never used: `are_coprime`
Dec 11 10:52:00.106 INFO [stderr]   --> src/main.rs:43:1
Dec 11 10:52:00.106 INFO [stderr]    |
Dec 11 10:52:00.106 INFO [stderr] 43 | fn are_coprime(a: u32, b: u32) -> bool {
Dec 11 10:52:00.106 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 10:52:00.106 INFO [stderr] 
Dec 11 10:52:00.106 INFO [stderr] warning: function is never used: `count`
Dec 11 10:52:00.106 INFO [stderr]   --> src/main.rs:55:1
Dec 11 10:52:00.106 INFO [stderr]    |
Dec 11 10:52:00.106 INFO [stderr] 55 | fn count() -> u32 {
Dec 11 10:52:00.106 INFO [stderr]    | ^^^^^^^^^^^^^^^^^
Dec 11 10:52:00.106 INFO [stderr] 
Dec 11 10:52:00.293 INFO [stderr] warning: constant item is never used: `K_MIN`
Dec 11 10:52:00.293 INFO [stderr]  --> src/main.rs:9:1
Dec 11 10:52:00.293 INFO [stderr]   |
Dec 11 10:52:00.293 INFO [stderr] 9 | const K_MIN: u32 = 25;
Dec 11 10:52:00.293 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^
Dec 11 10:52:00.293 INFO [stderr]   |
Dec 11 10:52:00.293 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 11 10:52:00.293 INFO [stderr] 
Dec 11 10:52:00.293 INFO [stderr] warning: constant item is never used: `K_MAX`
Dec 11 10:52:00.293 INFO [stderr]   --> src/main.rs:10:1
Dec 11 10:52:00.293 INFO [stderr]    |
Dec 11 10:52:00.293 INFO [stderr] 10 | const K_MAX: u32 = 50;
Dec 11 10:52:00.293 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^
Dec 11 10:52:00.293 INFO [stderr] 
Dec 11 10:52:00.293 INFO [stderr] warning: function is never used: `strip_n`
Dec 11 10:52:00.293 INFO [stderr]   --> src/main.rs:31:1
Dec 11 10:52:00.293 INFO [stderr]    |
Dec 11 10:52:00.293 INFO [stderr] 31 | fn strip_n(n: u32) -> u32 {
Dec 11 10:52:00.293 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 10:52:00.293 INFO [stderr] 
Dec 11 10:52:00.293 INFO [stderr] warning: function is never used: `gcd`
Dec 11 10:52:00.293 INFO [stderr]   --> src/main.rs:35:1
Dec 11 10:52:00.293 INFO [stderr]    |
Dec 11 10:52:00.293 INFO [stderr] 35 | fn gcd(a: u32, b: u32) -> u32 {
Dec 11 10:52:00.293 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 10:52:00.293 INFO [stderr] 
Dec 11 10:52:00.293 INFO [stderr] warning: function is never used: `are_coprime`
Dec 11 10:52:00.293 INFO [stderr]   --> src/main.rs:43:1
Dec 11 10:52:00.293 INFO [stderr]    |
Dec 11 10:52:00.293 INFO [stderr] 43 | fn are_coprime(a: u32, b: u32) -> bool {
Dec 11 10:52:00.293 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 10:52:00.293 INFO [stderr] 
Dec 11 10:52:00.293 INFO [stderr] warning: function is never used: `count`
Dec 11 10:52:00.293 INFO [stderr]   --> src/main.rs:55:1
Dec 11 10:52:00.293 INFO [stderr]    |
Dec 11 10:52:00.293 INFO [stderr] 55 | fn count() -> u32 {
Dec 11 10:52:00.293 INFO [stderr]    | ^^^^^^^^^^^^^^^^^
Dec 11 10:52:00.293 INFO [stderr] 
Dec 11 10:52:00.324 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.70s
Dec 11 10:52:00.326 INFO [stderr] su: No module specific data is present
Dec 11 10:52:01.917 INFO running `"docker" "inspect" "d305e4d889c3c2607faea56ad29bb07acf2cc088607cd94858780f950e621379"`
Dec 11 10:52:02.182 INFO running `"docker" "rm" "-f" "d305e4d889c3c2607faea56ad29bb07acf2cc088607cd94858780f950e621379"`
Dec 11 10:52:02.536 INFO [stdout] d305e4d889c3c2607faea56ad29bb07acf2cc088607cd94858780f950e621379