Aug 31 00:30:36.943 INFO checking alloc-no-stdlib-1.2.0 against try#bc5a74802bb3ffc82f51ef04bca58d64220124c4 for pr-53699
Aug 31 00:30:36.943 INFO running: cargo +bc5a74802bb3ffc82f51ef04bca58d64220124c4-alt check --frozen --all --all-targets
Aug 31 00:30:36.943 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-53699/try#bc5a74802bb3ffc82f51ef04bca58d64220124c4:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53699/worker-2/try#bc5a74802bb3ffc82f51ef04bca58d64220124c4:/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 +bc5a74802bb3ffc82f51ef04bca58d64220124c4-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Aug 31 00:30:37.117 INFO blam! 36a1b28d616628738377665ed9ec4123cd292babffb88958c8a27c0a5c15b0c8
Aug 31 00:30:37.119 INFO running `"docker" "start" "-a" "36a1b28d616628738377665ed9ec4123cd292babffb88958c8a27c0a5c15b0c8"`
Aug 31 00:30:37.625 INFO kablam! warning: An explicit [[bin]] section is specified in Cargo.toml which currently
Aug 31 00:30:37.625 INFO kablam! disables Cargo from automatically inferring other binary targets.
Aug 31 00:30:37.625 INFO kablam! This inference behavior will change in the Rust 2018 edition and the following
Aug 31 00:30:37.626 INFO kablam! files will be included as a binary target:
Aug 31 00:30:37.626 INFO kablam! 
Aug 31 00:30:37.626 INFO kablam! * /source/src/bin/heap_alloc.rs
Aug 31 00:30:37.626 INFO kablam! * /source/src/bin/tests.rs
Aug 31 00:30:37.626 INFO kablam! 
Aug 31 00:30:37.626 INFO kablam! This is likely to break cargo build or cargo test as these files may not be
Aug 31 00:30:37.626 INFO kablam! ready to be compiled as a binary target today. You can future-proof yourself
Aug 31 00:30:37.626 INFO kablam! and disable this warning by adding `autobins = false` to your [package]
Aug 31 00:30:37.626 INFO kablam! section. You may also move the files to a location where Cargo would not
Aug 31 00:30:37.626 INFO kablam! automatically infer them to be a target, such as in subfolders.
Aug 31 00:30:37.626 INFO kablam! 
Aug 31 00:30:37.626 INFO kablam! For more information on this warning you can consult
Aug 31 00:30:37.626 INFO kablam! https://github.com/rust-lang/cargo/issues/5330
Aug 31 00:30:37.633 INFO kablam!     Checking alloc-no-stdlib v1.2.0 (file:///source)
Aug 31 00:30:38.386 INFO kablam! warning: variable does not need to be mutable
Aug 31 00:30:38.387 INFO kablam!   --> src/stack_allocator.rs:54:13
Aug 31 00:30:38.387 INFO kablam!    |
Aug 31 00:30:38.387 INFO kablam! 54 |         let mut available_slice = core::mem::replace(&mut self.system_resources.slice_mut()[index],
Aug 31 00:30:38.387 INFO kablam!    |             ----^^^^^^^^^^^^^^^
Aug 31 00:30:38.387 INFO kablam!    |             |
Aug 31 00:30:38.387 INFO kablam!    |             help: remove this `mut`
Aug 31 00:30:38.387 INFO kablam!    |
Aug 31 00:30:38.387 INFO kablam!    = note: #[warn(unused_mut)] on by default
Aug 31 00:30:38.387 INFO kablam! 
Aug 31 00:30:38.387 INFO kablam! warning: variable does not need to be mutable
Aug 31 00:30:38.387 INFO kablam!   --> src/stack_allocator.rs:63:21
Aug 31 00:30:38.387 INFO kablam!    |
Aug 31 00:30:38.387 INFO kablam! 63 |                 let mut farthest_free_list = core::mem::replace(
Aug 31 00:30:38.387 INFO kablam!    |                     ----^^^^^^^^^^^^^^^^^^
Aug 31 00:30:38.387 INFO kablam!    |                     |
Aug 31 00:30:38.387 INFO kablam!    |                     help: remove this `mut`
Aug 31 00:30:38.387 INFO kablam! 
Aug 31 00:30:38.387 INFO kablam! warning: variable does not need to be mutable
Aug 31 00:30:38.388 INFO kablam!   --> src/stack_allocator.rs:73:18
Aug 31 00:30:38.388 INFO kablam!    |
Aug 31 00:30:38.388 INFO kablam! 73 |             let (mut retval, return_to_sender) = available_slice.split_at_mut(len);
Aug 31 00:30:38.388 INFO kablam!    |                  ----^^^^^^
Aug 31 00:30:38.388 INFO kablam!    |                  |
Aug 31 00:30:38.388 INFO kablam!    |                  help: remove this `mut`
Aug 31 00:30:38.388 INFO kablam! 
Aug 31 00:30:38.391 INFO kablam! warning: variable does not need to be mutable
Aug 31 00:30:38.391 INFO kablam!   --> src/stack_allocator.rs:79:18
Aug 31 00:30:38.391 INFO kablam!    |
Aug 31 00:30:38.391 INFO kablam! 79 |                  mut val : AllocatedStackMemory<'a, T>) {
Aug 31 00:30:38.391 INFO kablam!    |                  ----^^^
Aug 31 00:30:38.391 INFO kablam!    |                  |
Aug 31 00:30:38.391 INFO kablam!    |                  help: remove this `mut`
Aug 31 00:30:38.391 INFO kablam! 
Aug 31 00:30:38.448 INFO kablam! warning: variable does not need to be mutable
Aug 31 00:30:38.448 INFO kablam!   --> src/stack_allocator.rs:54:13
Aug 31 00:30:38.448 INFO kablam!    |
Aug 31 00:30:38.448 INFO kablam! 54 |         let mut available_slice = core::mem::replace(&mut self.system_resources.slice_mut()[index],
Aug 31 00:30:38.448 INFO kablam!    |             ----^^^^^^^^^^^^^^^
Aug 31 00:30:38.448 INFO kablam!    |             |
Aug 31 00:30:38.448 INFO kablam!    |             help: remove this `mut`
Aug 31 00:30:38.448 INFO kablam!    |
Aug 31 00:30:38.448 INFO kablam!    = note: #[warn(unused_mut)] on by default
Aug 31 00:30:38.448 INFO kablam! 
Aug 31 00:30:38.448 INFO kablam! warning: variable does not need to be mutable
Aug 31 00:30:38.448 INFO kablam!   --> src/stack_allocator.rs:63:21
Aug 31 00:30:38.448 INFO kablam!    |
Aug 31 00:30:38.448 INFO kablam! 63 |                 let mut farthest_free_list = core::mem::replace(
Aug 31 00:30:38.448 INFO kablam!    |                     ----^^^^^^^^^^^^^^^^^^
Aug 31 00:30:38.448 INFO kablam!    |                     |
Aug 31 00:30:38.448 INFO kablam!    |                     help: remove this `mut`
Aug 31 00:30:38.448 INFO kablam! 
Aug 31 00:30:38.448 INFO kablam! warning: variable does not need to be mutable
Aug 31 00:30:38.448 INFO kablam!   --> src/stack_allocator.rs:73:18
Aug 31 00:30:38.448 INFO kablam!    |
Aug 31 00:30:38.448 INFO kablam! 73 |             let (mut retval, return_to_sender) = available_slice.split_at_mut(len);
Aug 31 00:30:38.448 INFO kablam!    |                  ----^^^^^^
Aug 31 00:30:38.448 INFO kablam!    |                  |
Aug 31 00:30:38.448 INFO kablam!    |                  help: remove this `mut`
Aug 31 00:30:38.448 INFO kablam! 
Aug 31 00:30:38.451 INFO kablam! warning: variable does not need to be mutable
Aug 31 00:30:38.451 INFO kablam!   --> src/stack_allocator.rs:79:18
Aug 31 00:30:38.451 INFO kablam!    |
Aug 31 00:30:38.451 INFO kablam! 79 |                  mut val : AllocatedStackMemory<'a, T>) {
Aug 31 00:30:38.451 INFO kablam!    |                  ----^^^
Aug 31 00:30:38.451 INFO kablam!    |                  |
Aug 31 00:30:38.451 INFO kablam!    |                  help: remove this `mut`
Aug 31 00:30:38.451 INFO kablam! 
Aug 31 00:30:39.406 INFO kablam! warning: variable does not need to be mutable
Aug 31 00:30:39.406 INFO kablam!   --> src/bin/example.rs:64:7
Aug 31 00:30:39.406 INFO kablam!    |
Aug 31 00:30:39.406 INFO kablam! 64 |   let mut gbref = &mut global_buffer;
Aug 31 00:30:39.406 INFO kablam!    |       ----^^^^^
Aug 31 00:30:39.406 INFO kablam!    |       |
Aug 31 00:30:39.406 INFO kablam!    |       help: remove this `mut`
Aug 31 00:30:39.406 INFO kablam!    |
Aug 31 00:30:39.406 INFO kablam!    = note: #[warn(unused_mut)] on by default
Aug 31 00:30:39.406 INFO kablam! 
Aug 31 00:30:39.790 INFO kablam! warning: variable does not need to be mutable
Aug 31 00:30:39.790 INFO kablam!   --> src/bin/example.rs:64:7
Aug 31 00:30:39.790 INFO kablam!    |
Aug 31 00:30:39.790 INFO kablam! 64 |   let mut gbref = &mut global_buffer;
Aug 31 00:30:39.790 INFO kablam!    |       ----^^^^^
Aug 31 00:30:39.790 INFO kablam!    |       |
Aug 31 00:30:39.790 INFO kablam!    |       help: remove this `mut`
Aug 31 00:30:39.790 INFO kablam!    |
Aug 31 00:30:39.790 INFO kablam!    = note: #[warn(unused_mut)] on by default
Aug 31 00:30:39.790 INFO kablam! 
Aug 31 00:32:13.425 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1m 35s
Aug 31 00:32:13.432 INFO kablam! su: No module specific data is present
Aug 31 00:32:14.050 INFO running `"docker" "rm" "-f" "36a1b28d616628738377665ed9ec4123cd292babffb88958c8a27c0a5c15b0c8"`
Aug 31 00:32:14.162 INFO blam! 36a1b28d616628738377665ed9ec4123cd292babffb88958c8a27c0a5c15b0c8