Sep 01 10:18:33.307 INFO checking atomic_cell-0.1.0 against master#d0d81b7fc1421859ba0218e8a437af29ae3b0967 for pr-53578
Sep 01 10:18:33.307 INFO running: cargo +d0d81b7fc1421859ba0218e8a437af29ae3b0967-alt check --frozen --all --all-targets
Sep 01 10:18:33.308 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-53578/master#d0d81b7fc1421859ba0218e8a437af29ae3b0967:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578/worker-2/master#d0d81b7fc1421859ba0218e8a437af29ae3b0967:/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 +d0d81b7fc1421859ba0218e8a437af29ae3b0967-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 01 10:18:33.477 INFO blam! 3ba9316a2ffd9f6ed296ae6422a195a482cd0d9db9badcdf28175a67fcbd2fc2
Sep 01 10:18:33.479 INFO running `"docker" "start" "-a" "3ba9316a2ffd9f6ed296ae6422a195a482cd0d9db9badcdf28175a67fcbd2fc2"`
Sep 01 10:18:34.050 INFO kablam!     Checking atomic_cell v0.1.0 (file:///source)
Sep 01 10:18:34.050 INFO kablam!     Checking telemetry v0.1.1
Sep 01 10:18:34.733 INFO kablam! warning: variable does not need to be mutable
Sep 01 10:18:34.733 INFO kablam!    --> src/lib.rs:394:43
Sep 01 10:18:34.733 INFO kablam!     |
Sep 01 10:18:34.733 INFO kablam! 394 |         let old_ptr = self.with_lock_mut(|mut ptr : &mut*mut T| {
Sep 01 10:18:34.733 INFO kablam!     |                                           ----^^^
Sep 01 10:18:34.733 INFO kablam!     |                                           |
Sep 01 10:18:34.733 INFO kablam!     |                                           help: remove this `mut`
Sep 01 10:18:34.733 INFO kablam!     |
Sep 01 10:18:34.733 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 01 10:18:34.733 INFO kablam! 
Sep 01 10:18:34.738 INFO kablam! error[E0635]: unknown feature `catch_panic`
Sep 01 10:18:34.739 INFO kablam!  --> src/lib.rs:2:12
Sep 01 10:18:34.739 INFO kablam!   |
Sep 01 10:18:34.739 INFO kablam! 2 | #![feature(catch_panic)] // For testing
Sep 01 10:18:34.739 INFO kablam!   |            ^^^^^^^^^^^
Sep 01 10:18:34.739 INFO kablam! 
Sep 01 10:18:34.757 INFO kablam! error: aborting due to previous error
Sep 01 10:18:34.758 INFO kablam! 
Sep 01 10:18:34.758 INFO kablam! For more information about this error, try `rustc --explain E0635`.
Sep 01 10:18:34.765 INFO kablam! error: Could not compile `atomic_cell`.
Sep 01 10:18:34.765 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 01 10:18:35.052 INFO kablam! error: build failed
Sep 01 10:18:35.053 INFO kablam! su: No module specific data is present
Sep 01 10:18:35.430 INFO running `"docker" "rm" "-f" "3ba9316a2ffd9f6ed296ae6422a195a482cd0d9db9badcdf28175a67fcbd2fc2"`
Sep 01 10:18:35.528 INFO blam! 3ba9316a2ffd9f6ed296ae6422a195a482cd0d9db9badcdf28175a67fcbd2fc2