Dec 18 11:37:46.176 INFO checking s-0.2.0 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 11:37:46.176 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-6/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/reg/s/0.2.0:/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 18 11:37:46.700 INFO [stdout] 078398f4ca2ab0bd190df5dc3db13867204085b4bfd2bc7ca4d579fbebfd747a
Dec 18 11:37:46.702 INFO running `"docker" "start" "-a" "078398f4ca2ab0bd190df5dc3db13867204085b4bfd2bc7ca4d579fbebfd747a"`
Dec 18 11:37:48.636 INFO [stderr]     Checking s v0.2.0 (/opt/crater/workdir)
Dec 18 11:37:49.200 INFO [stderr] warning: unused imports: `ThreadId`, `current`
Dec 18 11:37:49.200 INFO [stderr]  --> src/thread/mod.rs:2:31
Dec 18 11:37:49.200 INFO [stderr]   |
Dec 18 11:37:49.200 INFO [stderr] 2 | use std::thread::{JoinHandle, ThreadId, current};
Dec 18 11:37:49.200 INFO [stderr]   |                               ^^^^^^^^  ^^^^^^^
Dec 18 11:37:49.200 INFO [stderr]   |
Dec 18 11:37:49.200 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 11:37:49.200 INFO [stderr] 
Dec 18 11:37:49.201 INFO [stderr] warning: unused imports: `LockResult as StdLockResult`, `TryLockResult as StdTryLockResult`
Dec 18 11:37:49.201 INFO [stderr]  --> src/sync/mod.rs:2:17
Dec 18 11:37:49.201 INFO [stderr]   |
Dec 18 11:37:49.201 INFO [stderr] 2 | use std::sync::{LockResult as StdLockResult, Mutex as StdMutex,
Dec 18 11:37:49.201 INFO [stderr]   |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 11:37:49.202 INFO [stderr] ...
Dec 18 11:37:49.202 INFO [stderr] 6 |                 TryLockResult as StdTryLockResult};
Dec 18 11:37:49.202 INFO [stderr]   |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 11:37:49.202 INFO [stderr] 
Dec 18 11:37:49.203 INFO [stderr] warning: unused import: `std::sync::atomic::AtomicUsize as RAtomicUsize`
Dec 18 11:37:49.203 INFO [stderr]  --> src/sync/mod.rs:7:5
Dec 18 11:37:49.203 INFO [stderr]   |
Dec 18 11:37:49.203 INFO [stderr] 7 | use std::sync::atomic::AtomicUsize as RAtomicUsize;
Dec 18 11:37:49.203 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 11:37:49.203 INFO [stderr] 
Dec 18 11:37:49.208 INFO [stderr] warning: unused imports: `Rng`, `XorShiftRng`
Dec 18 11:37:49.208 INFO [stderr]  --> src/sched.rs:7:27
Dec 18 11:37:49.208 INFO [stderr]   |
Dec 18 11:37:49.208 INFO [stderr] 7 | use ayn_rand_is_garbage::{Rng, XorShiftRng};
Dec 18 11:37:49.208 INFO [stderr]   |                           ^^^  ^^^^^^^^^^^
Dec 18 11:37:49.208 INFO [stderr] 
Dec 18 11:37:49.208 INFO [stderr] warning: unused `#[macro_use]` import
Dec 18 11:37:49.208 INFO [stderr]  --> src/lib.rs:1:1
Dec 18 11:37:49.208 INFO [stderr]   |
Dec 18 11:37:49.208 INFO [stderr] 1 | #[macro_use]
Dec 18 11:37:49.208 INFO [stderr]   | ^^^^^^^^^^^^
Dec 18 11:37:49.208 INFO [stderr]   |
Dec 18 11:37:49.208 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 11:37:49.208 INFO [stderr] 
Dec 18 11:37:49.324 INFO [stderr] warning: unused variable: `dur`
Dec 18 11:37:49.324 INFO [stderr]   --> src/sched.rs:55:32
Dec 18 11:37:49.324 INFO [stderr]    |
Dec 18 11:37:49.324 INFO [stderr] 55 |     pub(crate) fn sleep(&self, dur: Duration) {}
Dec 18 11:37:49.324 INFO [stderr]    |                                ^^^ help: consider using `_dur` instead
Dec 18 11:37:49.324 INFO [stderr]    |
Dec 18 11:37:49.324 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 18 11:37:49.324 INFO [stderr] 
Dec 18 11:37:49.344 INFO [stderr] warning: method is never used: `new`
Dec 18 11:37:49.344 INFO [stderr]   --> src/sched.rs:22:5
Dec 18 11:37:49.344 INFO [stderr]    |
Dec 18 11:37:49.344 INFO [stderr] 22 |     fn new() -> Process {
Dec 18 11:37:49.344 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Dec 18 11:37:49.344 INFO [stderr]    |
Dec 18 11:37:49.344 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 18 11:37:49.344 INFO [stderr] 
Dec 18 11:37:49.344 INFO [stderr] warning: field is never used: `tid_to_group`
Dec 18 11:37:49.344 INFO [stderr]   --> src/sched.rs:28:5
Dec 18 11:37:49.344 INFO [stderr]    |
Dec 18 11:37:49.344 INFO [stderr] 28 |     tid_to_group: Mutex<HashMap<ThreadId, Arc<Process>>>,
Dec 18 11:37:49.344 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 11:37:49.344 INFO [stderr] 
Dec 18 11:37:49.344 INFO [stderr] warning: method is never used: `run`
Dec 18 11:37:49.344 INFO [stderr]   --> src/sched.rs:32:5
Dec 18 11:37:49.344 INFO [stderr]    |
Dec 18 11:37:49.344 INFO [stderr] 32 | /     pub fn run<F, T>(&self, f: F) -> T
Dec 18 11:37:49.344 INFO [stderr] 33 | |         where F: FnOnce() -> T,
Dec 18 11:37:49.344 INFO [stderr] 34 | |               F: panic::UnwindSafe,
Dec 18 11:37:49.344 INFO [stderr] 35 | |               F: Send + 'static,
Dec 18 11:37:49.344 INFO [stderr] ...  |
Dec 18 11:37:49.344 INFO [stderr] 46 | |         f()
Dec 18 11:37:49.344 INFO [stderr] 47 | |     }
Dec 18 11:37:49.344 INFO [stderr]    | |_____^
Dec 18 11:37:49.344 INFO [stderr] 
Dec 18 11:37:49.344 INFO [stderr] warning: function is never used: `tid`
Dec 18 11:37:49.344 INFO [stderr]   --> src/sched.rs:92:1
Dec 18 11:37:49.344 INFO [stderr]    |
Dec 18 11:37:49.344 INFO [stderr] 92 | fn tid() -> ThreadId {
Dec 18 11:37:49.344 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^
Dec 18 11:37:49.344 INFO [stderr] 
Dec 18 11:37:49.392 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.84s
Dec 18 11:37:50.254 INFO running `"docker" "inspect" "078398f4ca2ab0bd190df5dc3db13867204085b4bfd2bc7ca4d579fbebfd747a"`
Dec 18 11:37:50.604 INFO running `"docker" "rm" "-f" "078398f4ca2ab0bd190df5dc3db13867204085b4bfd2bc7ca4d579fbebfd747a"`
Dec 18 11:37:50.980 INFO [stdout] 078398f4ca2ab0bd190df5dc3db13867204085b4bfd2bc7ca4d579fbebfd747a