Sep 14 19:31:37.128 INFO checking atomic_cell-0.1.0 against master#90d36fb5905bbe5004f5b465ea14b53d10dae260 for pr-53578-1
Sep 14 19:31:37.128 INFO running: cargo +90d36fb5905bbe5004f5b465ea14b53d10dae260-alt check --frozen --all --all-targets
Sep 14 19:31:37.128 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53578-1/master#90d36fb5905bbe5004f5b465ea14b53d10dae260:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578-1/worker-3/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 19:31:37.315 INFO blam! f06008b1bd9137cc70fec5a293ebe15254d9006c6b1035e1b6c0133edd090067
Sep 14 19:31:37.320 INFO running `"docker" "start" "-a" "f06008b1bd9137cc70fec5a293ebe15254d9006c6b1035e1b6c0133edd090067"`
Sep 14 19:31:38.136 INFO kablam! usermod: no changes
Sep 14 19:31:38.181 INFO kablam!     Checking atomic_cell v0.1.0 (file:///source)
Sep 14 19:31:38.188 INFO kablam!     Checking telemetry v0.1.1
Sep 14 19:31:38.538 INFO kablam! warning: variable does not need to be mutable
Sep 14 19:31:38.539 INFO kablam!    --> src/lib.rs:394:43
Sep 14 19:31:38.539 INFO kablam!     |
Sep 14 19:31:38.539 INFO kablam! 394 |         let old_ptr = self.with_lock_mut(|mut ptr : &mut*mut T| {
Sep 14 19:31:38.539 INFO kablam!     |                                           ----^^^
Sep 14 19:31:38.539 INFO kablam!     |                                           |
Sep 14 19:31:38.539 INFO kablam!     |                                           help: remove this `mut`
Sep 14 19:31:38.539 INFO kablam!     |
Sep 14 19:31:38.539 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 14 19:31:38.539 INFO kablam! 
Sep 14 19:31:38.539 INFO kablam! error[E0635]: unknown feature `catch_panic`
Sep 14 19:31:38.539 INFO kablam!  --> src/lib.rs:2:12
Sep 14 19:31:38.539 INFO kablam!   |
Sep 14 19:31:38.539 INFO kablam! 2 | #![feature(catch_panic)] // For testing
Sep 14 19:31:38.539 INFO kablam!   |            ^^^^^^^^^^^
Sep 14 19:31:38.539 INFO kablam! 
Sep 14 19:31:38.562 INFO kablam! error: aborting due to previous error
Sep 14 19:31:38.563 INFO kablam! 
Sep 14 19:31:38.563 INFO kablam! For more information about this error, try `rustc --explain E0635`.
Sep 14 19:31:38.570 INFO kablam! error: Could not compile `atomic_cell`.
Sep 14 19:31:38.570 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 14 19:31:38.782 INFO kablam! error: build failed
Sep 14 19:31:38.783 INFO kablam! su: No module specific data is present
Sep 14 19:31:39.352 INFO running `"docker" "rm" "-f" "f06008b1bd9137cc70fec5a293ebe15254d9006c6b1035e1b6c0133edd090067"`
Sep 14 19:31:39.468 INFO blam! f06008b1bd9137cc70fec5a293ebe15254d9006c6b1035e1b6c0133edd090067