Sep 02 21:06:19.596 INFO checking alloc-no-stdlib-1.2.0 against master#1114ab684fbad001c4e580326d8eb4d8c4e917d3 for pr-53851 Sep 02 21:06:19.596 INFO running: cargo +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets Sep 02 21:06:19.596 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-53851/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53851/worker-2/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/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 +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"` Sep 02 21:06:19.826 INFO blam! c265cd689e8e18602a9898921fddaeba561e8c37a64a86f52be195caf6f1cac9 Sep 02 21:06:19.828 INFO running `"docker" "start" "-a" "c265cd689e8e18602a9898921fddaeba561e8c37a64a86f52be195caf6f1cac9"` Sep 02 21:06:20.595 INFO kablam! warning: An explicit [[bin]] section is specified in Cargo.toml which currently Sep 02 21:06:20.595 INFO kablam! disables Cargo from automatically inferring other binary targets. Sep 02 21:06:20.595 INFO kablam! This inference behavior will change in the Rust 2018 edition and the following Sep 02 21:06:20.595 INFO kablam! files will be included as a binary target: Sep 02 21:06:20.595 INFO kablam! Sep 02 21:06:20.595 INFO kablam! * /source/src/bin/heap_alloc.rs Sep 02 21:06:20.595 INFO kablam! * /source/src/bin/tests.rs Sep 02 21:06:20.596 INFO kablam! Sep 02 21:06:20.596 INFO kablam! This is likely to break cargo build or cargo test as these files may not be Sep 02 21:06:20.596 INFO kablam! ready to be compiled as a binary target today. You can future-proof yourself Sep 02 21:06:20.596 INFO kablam! and disable this warning by adding `autobins = false` to your [package] Sep 02 21:06:20.596 INFO kablam! section. You may also move the files to a location where Cargo would not Sep 02 21:06:20.596 INFO kablam! automatically infer them to be a target, such as in subfolders. Sep 02 21:06:20.596 INFO kablam! Sep 02 21:06:20.596 INFO kablam! For more information on this warning you can consult Sep 02 21:06:20.596 INFO kablam! https://github.com/rust-lang/cargo/issues/5330 Sep 02 21:06:20.598 INFO kablam! Checking alloc-no-stdlib v1.2.0 (file:///source) Sep 02 21:06:21.400 INFO kablam! warning: variable does not need to be mutable Sep 02 21:06:21.400 INFO kablam! --> src/stack_allocator.rs:54:13 Sep 02 21:06:21.400 INFO kablam! | Sep 02 21:06:21.400 INFO kablam! 54 | let mut available_slice = core::mem::replace(&mut self.system_resources.slice_mut()[index], Sep 02 21:06:21.400 INFO kablam! | ----^^^^^^^^^^^^^^^ Sep 02 21:06:21.400 INFO kablam! | | Sep 02 21:06:21.400 INFO kablam! | help: remove this `mut` Sep 02 21:06:21.400 INFO kablam! | Sep 02 21:06:21.400 INFO kablam! = note: #[warn(unused_mut)] on by default Sep 02 21:06:21.400 INFO kablam! Sep 02 21:06:21.401 INFO kablam! warning: variable does not need to be mutable Sep 02 21:06:21.401 INFO kablam! --> src/stack_allocator.rs:63:21 Sep 02 21:06:21.401 INFO kablam! | Sep 02 21:06:21.401 INFO kablam! 63 | let mut farthest_free_list = core::mem::replace( Sep 02 21:06:21.401 INFO kablam! | ----^^^^^^^^^^^^^^^^^^ Sep 02 21:06:21.401 INFO kablam! | | Sep 02 21:06:21.401 INFO kablam! | help: remove this `mut` Sep 02 21:06:21.401 INFO kablam! Sep 02 21:06:21.401 INFO kablam! warning: variable does not need to be mutable Sep 02 21:06:21.401 INFO kablam! --> src/stack_allocator.rs:73:18 Sep 02 21:06:21.401 INFO kablam! | Sep 02 21:06:21.401 INFO kablam! 73 | let (mut retval, return_to_sender) = available_slice.split_at_mut(len); Sep 02 21:06:21.401 INFO kablam! | ----^^^^^^ Sep 02 21:06:21.401 INFO kablam! | | Sep 02 21:06:21.401 INFO kablam! | help: remove this `mut` Sep 02 21:06:21.401 INFO kablam! Sep 02 21:06:21.404 INFO kablam! warning: variable does not need to be mutable Sep 02 21:06:21.404 INFO kablam! --> src/stack_allocator.rs:79:18 Sep 02 21:06:21.404 INFO kablam! | Sep 02 21:06:21.404 INFO kablam! 79 | mut val : AllocatedStackMemory<'a, T>) { Sep 02 21:06:21.404 INFO kablam! | ----^^^ Sep 02 21:06:21.404 INFO kablam! | | Sep 02 21:06:21.404 INFO kablam! | help: remove this `mut` Sep 02 21:06:21.404 INFO kablam! Sep 02 21:06:21.464 INFO kablam! warning: variable does not need to be mutable Sep 02 21:06:21.464 INFO kablam! --> src/stack_allocator.rs:54:13 Sep 02 21:06:21.464 INFO kablam! | Sep 02 21:06:21.464 INFO kablam! 54 | let mut available_slice = core::mem::replace(&mut self.system_resources.slice_mut()[index], Sep 02 21:06:21.464 INFO kablam! | ----^^^^^^^^^^^^^^^ Sep 02 21:06:21.464 INFO kablam! | | Sep 02 21:06:21.464 INFO kablam! | help: remove this `mut` Sep 02 21:06:21.465 INFO kablam! | Sep 02 21:06:21.465 INFO kablam! = note: #[warn(unused_mut)] on by default Sep 02 21:06:21.465 INFO kablam! Sep 02 21:06:21.465 INFO kablam! warning: variable does not need to be mutable Sep 02 21:06:21.465 INFO kablam! --> src/stack_allocator.rs:63:21 Sep 02 21:06:21.465 INFO kablam! | Sep 02 21:06:21.465 INFO kablam! 63 | let mut farthest_free_list = core::mem::replace( Sep 02 21:06:21.465 INFO kablam! | ----^^^^^^^^^^^^^^^^^^ Sep 02 21:06:21.465 INFO kablam! | | Sep 02 21:06:21.465 INFO kablam! | help: remove this `mut` Sep 02 21:06:21.465 INFO kablam! Sep 02 21:06:21.465 INFO kablam! warning: variable does not need to be mutable Sep 02 21:06:21.465 INFO kablam! --> src/stack_allocator.rs:73:18 Sep 02 21:06:21.465 INFO kablam! | Sep 02 21:06:21.465 INFO kablam! 73 | let (mut retval, return_to_sender) = available_slice.split_at_mut(len); Sep 02 21:06:21.465 INFO kablam! | ----^^^^^^ Sep 02 21:06:21.465 INFO kablam! | | Sep 02 21:06:21.465 INFO kablam! | help: remove this `mut` Sep 02 21:06:21.465 INFO kablam! Sep 02 21:06:21.468 INFO kablam! warning: variable does not need to be mutable Sep 02 21:06:21.468 INFO kablam! --> src/stack_allocator.rs:79:18 Sep 02 21:06:21.468 INFO kablam! | Sep 02 21:06:21.468 INFO kablam! 79 | mut val : AllocatedStackMemory<'a, T>) { Sep 02 21:06:21.468 INFO kablam! | ----^^^ Sep 02 21:06:21.469 INFO kablam! | | Sep 02 21:06:21.469 INFO kablam! | help: remove this `mut` Sep 02 21:06:21.469 INFO kablam! Sep 02 21:06:22.591 INFO kablam! warning: variable does not need to be mutable Sep 02 21:06:22.591 INFO kablam! --> src/bin/example.rs:64:7 Sep 02 21:06:22.591 INFO kablam! | Sep 02 21:06:22.591 INFO kablam! 64 | let mut gbref = &mut global_buffer; Sep 02 21:06:22.591 INFO kablam! | ----^^^^^ Sep 02 21:06:22.592 INFO kablam! | | Sep 02 21:06:22.592 INFO kablam! | help: remove this `mut` Sep 02 21:06:22.592 INFO kablam! | Sep 02 21:06:22.592 INFO kablam! = note: #[warn(unused_mut)] on by default Sep 02 21:06:22.592 INFO kablam! Sep 02 21:06:22.818 INFO kablam! warning: variable does not need to be mutable Sep 02 21:06:22.818 INFO kablam! --> src/bin/example.rs:64:7 Sep 02 21:06:22.818 INFO kablam! | Sep 02 21:06:22.818 INFO kablam! 64 | let mut gbref = &mut global_buffer; Sep 02 21:06:22.818 INFO kablam! | ----^^^^^ Sep 02 21:06:22.818 INFO kablam! | | Sep 02 21:06:22.818 INFO kablam! | help: remove this `mut` Sep 02 21:06:22.818 INFO kablam! | Sep 02 21:06:22.818 INFO kablam! = note: #[warn(unused_mut)] on by default Sep 02 21:06:22.818 INFO kablam! Sep 02 21:08:04.385 INFO kablam! Finished dev [unoptimized + debuginfo] target(s) in 1m 43s Sep 02 21:08:04.392 INFO kablam! su: No module specific data is present Sep 02 21:08:04.779 INFO running `"docker" "rm" "-f" "c265cd689e8e18602a9898921fddaeba561e8c37a64a86f52be195caf6f1cac9"` Sep 02 21:08:04.913 INFO blam! c265cd689e8e18602a9898921fddaeba561e8c37a64a86f52be195caf6f1cac9