Oct 13 17:56:16.992 INFO checking aterm-0.20.0 against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 13 17:56:16.992 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-3/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-3/pr-54977/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/source:ro,Z" "-v" "/mnt/big/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +4021bd0b3c5815b087d6db10ce461e7e4854ade7-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Oct 13 17:56:17.372 INFO blam! 081f5cbcf0e76c4dd40e29112c2317aa8b1139e0a09d4bd8d299c4ef8dfe474a
Oct 13 17:56:17.377 INFO running `"docker" "start" "-a" "081f5cbcf0e76c4dd40e29112c2317aa8b1139e0a09d4bd8d299c4ef8dfe474a"`
Oct 13 17:56:19.299 INFO kablam! usermod: no changes
Oct 13 17:56:19.455 INFO kablam!     Checking aterm v0.20.0 (/source)
Oct 13 17:56:21.511 INFO kablam! warning: variable does not need to be mutable
Oct 13 17:56:21.511 INFO kablam!    --> src/rc/mod.rs:221:13
Oct 13 17:56:21.511 INFO kablam!     |
Oct 13 17:56:21.511 INFO kablam! 221 |         let mut string_cache = unsafe { extend_lifetime_mut(&mut self.string_cache.borrow_mut()) };
Oct 13 17:56:21.511 INFO kablam!     |             ----^^^^^^^^^^^^
Oct 13 17:56:21.511 INFO kablam!     |             |
Oct 13 17:56:21.511 INFO kablam!     |             help: remove this `mut`
Oct 13 17:56:21.512 INFO kablam!     |
Oct 13 17:56:21.512 INFO kablam!     = note: #[warn(unused_mut)] on by default
Oct 13 17:56:21.512 INFO kablam! 
Oct 13 17:56:21.520 INFO kablam! warning: variable does not need to be mutable
Oct 13 17:56:21.520 INFO kablam!   --> src/rc/shared.rs:78:13
Oct 13 17:56:21.520 INFO kablam!    |
Oct 13 17:56:21.520 INFO kablam! 78 |         let mut string_cache = unsafe { extend_lifetime_mut(&mut self.string_cache.borrow_mut()) };
Oct 13 17:56:21.520 INFO kablam!    |             ----^^^^^^^^^^^^
Oct 13 17:56:21.520 INFO kablam!    |             |
Oct 13 17:56:21.520 INFO kablam!    |             help: remove this `mut`
Oct 13 17:56:21.520 INFO kablam! 
Oct 13 17:56:21.582 INFO kablam! warning: bounds on generic parameters are not enforced in type aliases
Oct 13 17:56:21.582 INFO kablam!   --> src/rc/mod.rs:71:19
Oct 13 17:56:21.582 INFO kablam!    |
Oct 13 17:56:21.582 INFO kablam! 71 | pub type T<'s, A: ATermT<'s>> = Term<'s, <A as ATermT<'s>>::Blob>;
Oct 13 17:56:21.582 INFO kablam!    |                   ^^^^^^^^^^
Oct 13 17:56:21.582 INFO kablam!    |
Oct 13 17:56:21.582 INFO kablam!    = note: #[warn(type_alias_bounds)] on by default
Oct 13 17:56:21.582 INFO kablam!    = help: the bound will not be checked when the type alias is used, and should be removed
Oct 13 17:56:21.582 INFO kablam! 
Oct 13 17:56:21.834 INFO kablam! warning: variable does not need to be mutable
Oct 13 17:56:21.834 INFO kablam!    --> src/rc/mod.rs:221:13
Oct 13 17:56:21.834 INFO kablam!     |
Oct 13 17:56:21.834 INFO kablam! 221 |         let mut string_cache = unsafe { extend_lifetime_mut(&mut self.string_cache.borrow_mut()) };
Oct 13 17:56:21.834 INFO kablam!     |             ----^^^^^^^^^^^^
Oct 13 17:56:21.834 INFO kablam!     |             |
Oct 13 17:56:21.834 INFO kablam!     |             help: remove this `mut`
Oct 13 17:56:21.834 INFO kablam!     |
Oct 13 17:56:21.834 INFO kablam!     = note: #[warn(unused_mut)] on by default
Oct 13 17:56:21.834 INFO kablam! 
Oct 13 17:56:21.846 INFO kablam! warning: variable does not need to be mutable
Oct 13 17:56:21.846 INFO kablam!   --> src/rc/shared.rs:78:13
Oct 13 17:56:21.846 INFO kablam!    |
Oct 13 17:56:21.846 INFO kablam! 78 |         let mut string_cache = unsafe { extend_lifetime_mut(&mut self.string_cache.borrow_mut()) };
Oct 13 17:56:21.846 INFO kablam!    |             ----^^^^^^^^^^^^
Oct 13 17:56:21.846 INFO kablam!    |             |
Oct 13 17:56:21.846 INFO kablam!    |             help: remove this `mut`
Oct 13 17:56:21.846 INFO kablam! 
Oct 13 17:56:21.972 INFO kablam! warning: bounds on generic parameters are not enforced in type aliases
Oct 13 17:56:21.972 INFO kablam!   --> src/rc/mod.rs:71:19
Oct 13 17:56:21.972 INFO kablam!    |
Oct 13 17:56:21.972 INFO kablam! 71 | pub type T<'s, A: ATermT<'s>> = Term<'s, <A as ATermT<'s>>::Blob>;
Oct 13 17:56:21.972 INFO kablam!    |                   ^^^^^^^^^^
Oct 13 17:56:21.972 INFO kablam!    |
Oct 13 17:56:21.972 INFO kablam!    = note: #[warn(type_alias_bounds)] on by default
Oct 13 17:56:21.972 INFO kablam!    = help: the bound will not be checked when the type alias is used, and should be removed
Oct 13 17:56:21.972 INFO kablam! 
Oct 13 17:56:23.048 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 3.72s
Oct 13 17:56:23.061 INFO kablam! su: No module specific data is present
Oct 13 17:56:23.801 INFO running `"docker" "rm" "-f" "081f5cbcf0e76c4dd40e29112c2317aa8b1139e0a09d4bd8d299c4ef8dfe474a"`
Oct 13 17:56:24.136 INFO blam! 081f5cbcf0e76c4dd40e29112c2317aa8b1139e0a09d4bd8d299c4ef8dfe474a