Dec 18 16:36:32.110 INFO checking f-0.2.0 against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 16:36:32.110 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-7/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/reg/f/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" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 16:36:32.365 INFO [stdout] 51e80aef3b3d467860333a2beb15990cda600c1409f89fd5b19a263c2e8f28b5
Dec 18 16:36:32.372 INFO running `"docker" "start" "-a" "51e80aef3b3d467860333a2beb15990cda600c1409f89fd5b19a263c2e8f28b5"`
Dec 18 16:36:33.524 INFO [stderr]     Checking f v0.2.0 (/opt/crater/workdir)
Dec 18 16:36:33.791 INFO [stderr] warning: unused `#[macro_use]` import
Dec 18 16:36:33.791 INFO [stderr]  --> src/lib.rs:1:1
Dec 18 16:36:33.791 INFO [stderr]   |
Dec 18 16:36:33.791 INFO [stderr] 1 | #[macro_use]
Dec 18 16:36:33.791 INFO [stderr]   | ^^^^^^^^^^^^
Dec 18 16:36:33.791 INFO [stderr]   |
Dec 18 16:36:33.791 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 16:36:33.791 INFO [stderr] 
Dec 18 16:36:33.992 INFO [stderr] warning: unused imports: `ThreadId`, `current`
Dec 18 16:36:33.992 INFO [stderr]  --> src/thread/mod.rs:2:31
Dec 18 16:36:33.992 INFO [stderr]   |
Dec 18 16:36:33.992 INFO [stderr] 2 | use std::thread::{JoinHandle, ThreadId, current};
Dec 18 16:36:33.992 INFO [stderr]   |                               ^^^^^^^^  ^^^^^^^
Dec 18 16:36:33.992 INFO [stderr]   |
Dec 18 16:36:33.992 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 16:36:33.992 INFO [stderr] 
Dec 18 16:36:33.992 INFO [stderr] warning: unused imports: `LockResult as StdLockResult`, `TryLockResult as StdTryLockResult`
Dec 18 16:36:33.992 INFO [stderr]  --> src/sync/mod.rs:2:17
Dec 18 16:36:33.992 INFO [stderr]   |
Dec 18 16:36:33.992 INFO [stderr] 2 | use std::sync::{LockResult as StdLockResult, Mutex as StdMutex,
Dec 18 16:36:33.992 INFO [stderr]   |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 16:36:33.992 INFO [stderr] ...
Dec 18 16:36:33.992 INFO [stderr] 6 |                 TryLockResult as StdTryLockResult};
Dec 18 16:36:33.992 INFO [stderr]   |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 16:36:33.992 INFO [stderr] 
Dec 18 16:36:33.992 INFO [stderr] warning: unused import: `std::sync::atomic::AtomicUsize as RAtomicUsize`
Dec 18 16:36:33.992 INFO [stderr]  --> src/sync/mod.rs:7:5
Dec 18 16:36:33.992 INFO [stderr]   |
Dec 18 16:36:33.992 INFO [stderr] 7 | use std::sync::atomic::AtomicUsize as RAtomicUsize;
Dec 18 16:36:33.992 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 16:36:33.992 INFO [stderr] 
Dec 18 16:36:33.992 INFO [stderr] warning: unused imports: `Rng`, `XorShiftRng`
Dec 18 16:36:33.993 INFO [stderr]  --> src/sched.rs:7:27
Dec 18 16:36:33.993 INFO [stderr]   |
Dec 18 16:36:33.993 INFO [stderr] 7 | use ayn_rand_is_garbage::{Rng, XorShiftRng};
Dec 18 16:36:33.993 INFO [stderr]   |                           ^^^  ^^^^^^^^^^^
Dec 18 16:36:33.993 INFO [stderr] 
Dec 18 16:36:34.064 INFO [stderr] warning: unused variable: `dur`
Dec 18 16:36:34.064 INFO [stderr]   --> src/sched.rs:55:32
Dec 18 16:36:34.064 INFO [stderr]    |
Dec 18 16:36:34.064 INFO [stderr] 55 |     pub(crate) fn sleep(&self, dur: Duration) {}
Dec 18 16:36:34.064 INFO [stderr]    |                                ^^^ help: consider using `_dur` instead
Dec 18 16:36:34.064 INFO [stderr]    |
Dec 18 16:36:34.064 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 18 16:36:34.064 INFO [stderr] 
Dec 18 16:36:34.077 INFO [stderr] warning: method is never used: `new`
Dec 18 16:36:34.077 INFO [stderr]   --> src/sched.rs:22:5
Dec 18 16:36:34.077 INFO [stderr]    |
Dec 18 16:36:34.077 INFO [stderr] 22 |     fn new() -> Process {
Dec 18 16:36:34.077 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Dec 18 16:36:34.077 INFO [stderr]    |
Dec 18 16:36:34.077 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 18 16:36:34.077 INFO [stderr] 
Dec 18 16:36:34.077 INFO [stderr] warning: field is never used: `tid_to_group`
Dec 18 16:36:34.077 INFO [stderr]   --> src/sched.rs:28:5
Dec 18 16:36:34.077 INFO [stderr]    |
Dec 18 16:36:34.077 INFO [stderr] 28 |     tid_to_group: Mutex<HashMap<ThreadId, Arc<Process>>>,
Dec 18 16:36:34.077 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 16:36:34.077 INFO [stderr] 
Dec 18 16:36:34.077 INFO [stderr] warning: method is never used: `run`
Dec 18 16:36:34.077 INFO [stderr]   --> src/sched.rs:32:5
Dec 18 16:36:34.077 INFO [stderr]    |
Dec 18 16:36:34.077 INFO [stderr] 32 | /     pub fn run<F, T>(&self, f: F) -> T
Dec 18 16:36:34.077 INFO [stderr] 33 | |         where F: FnOnce() -> T,
Dec 18 16:36:34.077 INFO [stderr] 34 | |               F: panic::UnwindSafe,
Dec 18 16:36:34.077 INFO [stderr] 35 | |               F: Send + 'static,
Dec 18 16:36:34.077 INFO [stderr] ...  |
Dec 18 16:36:34.077 INFO [stderr] 46 | |         f()
Dec 18 16:36:34.077 INFO [stderr] 47 | |     }
Dec 18 16:36:34.077 INFO [stderr]    | |_____^
Dec 18 16:36:34.077 INFO [stderr] 
Dec 18 16:36:34.077 INFO [stderr] warning: function is never used: `tid`
Dec 18 16:36:34.077 INFO [stderr]   --> src/sched.rs:92:1
Dec 18 16:36:34.077 INFO [stderr]    |
Dec 18 16:36:34.077 INFO [stderr] 92 | fn tid() -> ThreadId {
Dec 18 16:36:34.077 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^
Dec 18 16:36:34.077 INFO [stderr] 
Dec 18 16:36:34.103 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.64s
Dec 18 16:36:34.416 INFO running `"docker" "inspect" "51e80aef3b3d467860333a2beb15990cda600c1409f89fd5b19a263c2e8f28b5"`
Dec 18 16:36:34.529 INFO running `"docker" "rm" "-f" "51e80aef3b3d467860333a2beb15990cda600c1409f89fd5b19a263c2e8f28b5"`
Dec 18 16:36:34.644 INFO [stdout] 51e80aef3b3d467860333a2beb15990cda600c1409f89fd5b19a263c2e8f28b5