Sep 02 02:54:33.047 INFO checking aterm-0.20.0 against master#1114ab684fbad001c4e580326d8eb4d8c4e917d3 for pr-53831
Sep 02 02:54:33.047 INFO running: cargo +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets
Sep 02 02:54:33.047 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-53831/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53831/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 02:54:33.266 INFO blam! 596c902b6588a228b0d5dc94b84b581d419a2af5bd4eeb133bbf86dd93c1f2bd
Sep 02 02:54:33.268 INFO running `"docker" "start" "-a" "596c902b6588a228b0d5dc94b84b581d419a2af5bd4eeb133bbf86dd93c1f2bd"`
Sep 02 02:54:34.136 INFO kablam!     Checking aterm v0.20.0 (file:///source)
Sep 02 02:54:36.678 INFO kablam! warning: variable does not need to be mutable
Sep 02 02:54:36.678 INFO kablam!    --> src/rc/mod.rs:221:13
Sep 02 02:54:36.678 INFO kablam!     |
Sep 02 02:54:36.678 INFO kablam! 221 |         let mut string_cache = unsafe { extend_lifetime_mut(&mut self.string_cache.borrow_mut()) };
Sep 02 02:54:36.678 INFO kablam!     |             ----^^^^^^^^^^^^
Sep 02 02:54:36.678 INFO kablam!     |             |
Sep 02 02:54:36.678 INFO kablam!     |             help: remove this `mut`
Sep 02 02:54:36.680 INFO kablam!     |
Sep 02 02:54:36.680 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 02 02:54:36.681 INFO kablam! 
Sep 02 02:54:36.724 INFO kablam! warning: variable does not need to be mutable
Sep 02 02:54:36.724 INFO kablam!   --> src/rc/shared.rs:78:13
Sep 02 02:54:36.724 INFO kablam!    |
Sep 02 02:54:36.724 INFO kablam! 78 |         let mut string_cache = unsafe { extend_lifetime_mut(&mut self.string_cache.borrow_mut()) };
Sep 02 02:54:36.724 INFO kablam!    |             ----^^^^^^^^^^^^
Sep 02 02:54:36.724 INFO kablam!    |             |
Sep 02 02:54:36.724 INFO kablam!    |             help: remove this `mut`
Sep 02 02:54:36.732 INFO kablam! 
Sep 02 02:54:36.977 INFO kablam! warning: variable does not need to be mutable
Sep 02 02:54:36.977 INFO kablam!    --> src/rc/mod.rs:221:13
Sep 02 02:54:36.977 INFO kablam!     |
Sep 02 02:54:36.977 INFO kablam! 221 |         let mut string_cache = unsafe { extend_lifetime_mut(&mut self.string_cache.borrow_mut()) };
Sep 02 02:54:36.977 INFO kablam!     |             ----^^^^^^^^^^^^
Sep 02 02:54:36.977 INFO kablam!     |             |
Sep 02 02:54:36.977 INFO kablam!     |             help: remove this `mut`
Sep 02 02:54:36.977 INFO kablam!     |
Sep 02 02:54:36.977 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 02 02:54:36.977 INFO kablam! 
Sep 02 02:54:37.003 INFO kablam! warning: variable does not need to be mutable
Sep 02 02:54:37.003 INFO kablam!   --> src/rc/shared.rs:78:13
Sep 02 02:54:37.003 INFO kablam!    |
Sep 02 02:54:37.003 INFO kablam! 78 |         let mut string_cache = unsafe { extend_lifetime_mut(&mut self.string_cache.borrow_mut()) };
Sep 02 02:54:37.003 INFO kablam!    |             ----^^^^^^^^^^^^
Sep 02 02:54:37.003 INFO kablam!    |             |
Sep 02 02:54:37.004 INFO kablam!    |             help: remove this `mut`
Sep 02 02:54:37.004 INFO kablam! 
Sep 02 02:54:37.005 INFO kablam! warning: bounds on generic parameters are not enforced in type aliases
Sep 02 02:54:37.005 INFO kablam!   --> src/rc/mod.rs:71:19
Sep 02 02:54:37.005 INFO kablam!    |
Sep 02 02:54:37.005 INFO kablam! 71 | pub type T<'s, A: ATermT<'s>> = Term<'s, <A as ATermT<'s>>::Blob>;
Sep 02 02:54:37.005 INFO kablam!    |                   ^^^^^^^^^^
Sep 02 02:54:37.005 INFO kablam!    |
Sep 02 02:54:37.005 INFO kablam!    = note: #[warn(type_alias_bounds)] on by default
Sep 02 02:54:37.005 INFO kablam!    = help: the bound will not be checked when the type alias is used, and should be removed
Sep 02 02:54:37.005 INFO kablam! 
Sep 02 02:54:37.369 INFO kablam! warning: bounds on generic parameters are not enforced in type aliases
Sep 02 02:54:37.369 INFO kablam!   --> src/rc/mod.rs:71:19
Sep 02 02:54:37.369 INFO kablam!    |
Sep 02 02:54:37.369 INFO kablam! 71 | pub type T<'s, A: ATermT<'s>> = Term<'s, <A as ATermT<'s>>::Blob>;
Sep 02 02:54:37.369 INFO kablam!    |                   ^^^^^^^^^^
Sep 02 02:54:37.370 INFO kablam!    |
Sep 02 02:54:37.370 INFO kablam!    = note: #[warn(type_alias_bounds)] on by default
Sep 02 02:54:37.370 INFO kablam!    = help: the bound will not be checked when the type alias is used, and should be removed
Sep 02 02:54:37.370 INFO kablam! 
Sep 02 02:54:39.189 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 5.10s
Sep 02 02:54:39.193 INFO kablam! su: No module specific data is present
Sep 02 02:54:39.741 INFO running `"docker" "rm" "-f" "596c902b6588a228b0d5dc94b84b581d419a2af5bd4eeb133bbf86dd93c1f2bd"`
Sep 02 02:54:39.862 INFO blam! 596c902b6588a228b0d5dc94b84b581d419a2af5bd4eeb133bbf86dd93c1f2bd