Sep 02 20:25:02.091 INFO checking atomic_cell-0.1.0 against try#952c7dbfa2628309f557b367929ffc17af20b332 for pr-53851
Sep 02 20:25:02.091 INFO running: cargo +952c7dbfa2628309f557b367929ffc17af20b332-alt check --frozen --all --all-targets
Sep 02 20:25:02.091 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-53851/try#952c7dbfa2628309f557b367929ffc17af20b332:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53851/worker-2/try#952c7dbfa2628309f557b367929ffc17af20b332:/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=500" "-e" "CMD=cargo +952c7dbfa2628309f557b367929ffc17af20b332-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 02 20:25:02.242 INFO blam! 08d6facfa164794c28f87337a6f8adf17ef39ce8cd596b5b5ca662a289d5f371
Sep 02 20:25:02.244 INFO running `"docker" "start" "-a" "08d6facfa164794c28f87337a6f8adf17ef39ce8cd596b5b5ca662a289d5f371"`
Sep 02 20:25:02.999 INFO kablam!     Checking vec_map v0.3.0
Sep 02 20:25:02.999 INFO kablam!     Checking atomic_cell v0.1.0 (file:///source)
Sep 02 20:25:03.649 INFO kablam! warning: variable does not need to be mutable
Sep 02 20:25:03.649 INFO kablam!    --> src/lib.rs:394:43
Sep 02 20:25:03.649 INFO kablam!     |
Sep 02 20:25:03.650 INFO kablam! 394 |         let old_ptr = self.with_lock_mut(|mut ptr : &mut*mut T| {
Sep 02 20:25:03.650 INFO kablam!     |                                           ----^^^
Sep 02 20:25:03.650 INFO kablam!     |                                           |
Sep 02 20:25:03.650 INFO kablam!     |                                           help: remove this `mut`
Sep 02 20:25:03.650 INFO kablam!     |
Sep 02 20:25:03.650 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 02 20:25:03.650 INFO kablam! 
Sep 02 20:25:03.656 INFO kablam! error[E0635]: unknown feature `catch_panic`
Sep 02 20:25:03.656 INFO kablam!  --> src/lib.rs:2:12
Sep 02 20:25:03.656 INFO kablam!   |
Sep 02 20:25:03.656 INFO kablam! 2 | #![feature(catch_panic)] // For testing
Sep 02 20:25:03.656 INFO kablam!   |            ^^^^^^^^^^^
Sep 02 20:25:03.656 INFO kablam! 
Sep 02 20:25:03.676 INFO kablam! error: aborting due to previous error
Sep 02 20:25:03.677 INFO kablam! 
Sep 02 20:25:03.677 INFO kablam! For more information about this error, try `rustc --explain E0635`.
Sep 02 20:25:03.685 INFO kablam! error: Could not compile `atomic_cell`.
Sep 02 20:25:03.685 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 02 20:25:04.005 INFO kablam! error: build failed
Sep 02 20:25:04.006 INFO kablam! su: No module specific data is present
Sep 02 20:25:04.404 INFO running `"docker" "rm" "-f" "08d6facfa164794c28f87337a6f8adf17ef39ce8cd596b5b5ca662a289d5f371"`
Sep 02 20:25:04.517 INFO blam! 08d6facfa164794c28f87337a6f8adf17ef39ce8cd596b5b5ca662a289d5f371