Sep 14 07:14:15.304 INFO checking u-0.2.0 against master#90d36fb5905bbe5004f5b465ea14b53d10dae260 for pr-53578-1
Sep 14 07:14:15.304 INFO running: cargo +90d36fb5905bbe5004f5b465ea14b53d10dae260-alt check --frozen --all --all-targets
Sep 14 07:14:15.304 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-6/pr-53578-1/master#90d36fb5905bbe5004f5b465ea14b53d10dae260:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578-1/worker-6/master#90d36fb5905bbe5004f5b465ea14b53d10dae260:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "CMD=cargo +90d36fb5905bbe5004f5b465ea14b53d10dae260-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 14 07:14:15.479 INFO blam! 8b3104621e427a084cff9f070a5880b698e2b3a8d1703216ae3b55e689be3fce
Sep 14 07:14:15.480 INFO running `"docker" "start" "-a" "8b3104621e427a084cff9f070a5880b698e2b3a8d1703216ae3b55e689be3fce"`
Sep 14 07:14:16.458 INFO kablam! usermod: no changes
Sep 14 07:14:16.523 INFO kablam!     Checking u v0.2.0 (file:///source)
Sep 14 07:14:16.673 INFO kablam! warning: unused `#[macro_use]` import
Sep 14 07:14:16.673 INFO kablam!  --> src/lib.rs:1:1
Sep 14 07:14:16.673 INFO kablam!   |
Sep 14 07:14:16.673 INFO kablam! 1 | #[macro_use]
Sep 14 07:14:16.673 INFO kablam!   | ^^^^^^^^^^^^
Sep 14 07:14:16.673 INFO kablam!   |
Sep 14 07:14:16.673 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 14 07:14:16.673 INFO kablam! 
Sep 14 07:14:16.685 INFO kablam! warning: unused imports: `ThreadId`, `current`
Sep 14 07:14:16.685 INFO kablam!  --> src/thread/mod.rs:2:31
Sep 14 07:14:16.685 INFO kablam!   |
Sep 14 07:14:16.685 INFO kablam! 2 | use std::thread::{JoinHandle, ThreadId, current};
Sep 14 07:14:16.685 INFO kablam!   |                               ^^^^^^^^  ^^^^^^^
Sep 14 07:14:16.685 INFO kablam!   |
Sep 14 07:14:16.685 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 14 07:14:16.685 INFO kablam! 
Sep 14 07:14:16.685 INFO kablam! warning: unused imports: `LockResult as StdLockResult`, `TryLockResult as StdTryLockResult`
Sep 14 07:14:16.685 INFO kablam!  --> src/sync/mod.rs:2:17
Sep 14 07:14:16.685 INFO kablam!   |
Sep 14 07:14:16.685 INFO kablam! 2 | use std::sync::{LockResult as StdLockResult, Mutex as StdMutex,
Sep 14 07:14:16.685 INFO kablam!   |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 14 07:14:16.685 INFO kablam! ...
Sep 14 07:14:16.685 INFO kablam! 6 |                 TryLockResult as StdTryLockResult};
Sep 14 07:14:16.685 INFO kablam!   |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 14 07:14:16.685 INFO kablam! 
Sep 14 07:14:16.685 INFO kablam! warning: unused import: `std::sync::atomic::AtomicUsize as RAtomicUsize`
Sep 14 07:14:16.685 INFO kablam!  --> src/sync/mod.rs:7:5
Sep 14 07:14:16.685 INFO kablam!   |
Sep 14 07:14:16.685 INFO kablam! 7 | use std::sync::atomic::AtomicUsize as RAtomicUsize;
Sep 14 07:14:16.685 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 14 07:14:16.686 INFO kablam! 
Sep 14 07:14:16.686 INFO kablam! warning: unused imports: `Rng`, `XorShiftRng`
Sep 14 07:14:16.686 INFO kablam!  --> src/sched.rs:7:27
Sep 14 07:14:16.686 INFO kablam!   |
Sep 14 07:14:16.686 INFO kablam! 7 | use ayn_rand_is_garbage::{Rng, XorShiftRng};
Sep 14 07:14:16.686 INFO kablam!   |                           ^^^  ^^^^^^^^^^^
Sep 14 07:14:16.686 INFO kablam! 
Sep 14 07:14:16.736 INFO kablam! warning: unused variable: `dur`
Sep 14 07:14:16.736 INFO kablam!   --> src/sched.rs:55:32
Sep 14 07:14:16.736 INFO kablam!    |
Sep 14 07:14:16.736 INFO kablam! 55 |     pub(crate) fn sleep(&self, dur: Duration) {}
Sep 14 07:14:16.736 INFO kablam!    |                                ^^^ help: consider using `_dur` instead
Sep 14 07:14:16.736 INFO kablam!    |
Sep 14 07:14:16.736 INFO kablam!    = note: #[warn(unused_variables)] on by default
Sep 14 07:14:16.736 INFO kablam! 
Sep 14 07:14:16.749 INFO kablam! warning: method is never used: `new`
Sep 14 07:14:16.749 INFO kablam!   --> src/sched.rs:22:5
Sep 14 07:14:16.749 INFO kablam!    |
Sep 14 07:14:16.749 INFO kablam! 22 |     fn new() -> Process {
Sep 14 07:14:16.749 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^
Sep 14 07:14:16.749 INFO kablam!    |
Sep 14 07:14:16.749 INFO kablam!    = note: #[warn(dead_code)] on by default
Sep 14 07:14:16.749 INFO kablam! 
Sep 14 07:14:16.749 INFO kablam! warning: field is never used: `tid_to_group`
Sep 14 07:14:16.749 INFO kablam!   --> src/sched.rs:28:5
Sep 14 07:14:16.749 INFO kablam!    |
Sep 14 07:14:16.749 INFO kablam! 28 |     tid_to_group: Mutex<HashMap<ThreadId, Arc<Process>>>,
Sep 14 07:14:16.749 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 14 07:14:16.749 INFO kablam! 
Sep 14 07:14:16.749 INFO kablam! warning: method is never used: `run`
Sep 14 07:14:16.749 INFO kablam!   --> src/sched.rs:32:5
Sep 14 07:14:16.749 INFO kablam!    |
Sep 14 07:14:16.749 INFO kablam! 32 | /     pub fn run<F, T>(&self, f: F) -> T
Sep 14 07:14:16.749 INFO kablam! 33 | |         where F: FnOnce() -> T,
Sep 14 07:14:16.749 INFO kablam! 34 | |               F: panic::UnwindSafe,
Sep 14 07:14:16.749 INFO kablam! 35 | |               F: Send + 'static,
Sep 14 07:14:16.749 INFO kablam! ...  |
Sep 14 07:14:16.749 INFO kablam! 46 | |         f()
Sep 14 07:14:16.749 INFO kablam! 47 | |     }
Sep 14 07:14:16.749 INFO kablam!    | |_____^
Sep 14 07:14:16.749 INFO kablam! 
Sep 14 07:14:16.749 INFO kablam! warning: function is never used: `tid`
Sep 14 07:14:16.749 INFO kablam!   --> src/sched.rs:92:1
Sep 14 07:14:16.749 INFO kablam!    |
Sep 14 07:14:16.749 INFO kablam! 92 | fn tid() -> ThreadId {
Sep 14 07:14:16.749 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^
Sep 14 07:14:16.749 INFO kablam! 
Sep 14 07:14:16.766 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.29s
Sep 14 07:14:16.769 INFO kablam! su: No module specific data is present
Sep 14 07:14:17.444 INFO running `"docker" "rm" "-f" "8b3104621e427a084cff9f070a5880b698e2b3a8d1703216ae3b55e689be3fce"`
Sep 14 07:14:17.515 INFO blam! 8b3104621e427a084cff9f070a5880b698e2b3a8d1703216ae3b55e689be3fce