Jul 12 06:20:03.778 INFO checking is_prime-1.0.2 against try#d39a6f7eddafd45dcc60e99001b8cd08c2bd3255 for pr-52234
Jul 12 06:20:03.778 INFO running: cargo +d39a6f7eddafd45dcc60e99001b8cd08c2bd3255-alt check --frozen --all --all-targets
Jul 12 06:20:03.778 INFO creating container for: cargo +d39a6f7eddafd45dcc60e99001b8cd08c2bd3255-alt check --frozen --all --all-targets
Jul 12 06:20:03.778 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-4/pr-52234/try#d39a6f7eddafd45dcc60e99001b8cd08c2bd3255:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-52234/worker-4/try#d39a6f7eddafd45dcc60e99001b8cd08c2bd3255:/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 +d39a6f7eddafd45dcc60e99001b8cd08c2bd3255-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "crater"`
Jul 12 06:20:04.004 INFO blam! 756a0c06de1628ffe0071464993d0c4494b18a9e212bd560264917090cc01f3a
Jul 12 06:20:04.011 INFO running `"docker" "start" "-a" "756a0c06de1628ffe0071464993d0c4494b18a9e212bd560264917090cc01f3a"`
Jul 12 06:20:05.006 INFO kablam!    Compiling rustc-cfg v0.2.0
Jul 12 06:20:05.006 INFO kablam!     Checking hamming v0.1.3
Jul 12 06:20:05.030 INFO kablam!    Compiling num-integer v0.1.39
Jul 12 06:20:10.989 INFO kablam!    Compiling num-bigint v0.1.44
Jul 12 06:20:18.925 INFO kablam!    Compiling ramp v0.3.13
Jul 12 06:20:22.747 INFO kablam! error[E0658]: use of unstable library feature 'raw_vec_internals': implemention detail
Jul 12 06:20:22.747 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/ramp-0.3.13/src/int.rs:43:5
Jul 12 06:20:22.747 INFO kablam!    |
Jul 12 06:20:22.747 INFO kablam! 43 | use alloc::raw_vec::RawVec;
Jul 12 06:20:22.747 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^
Jul 12 06:20:22.748 INFO kablam!    |
Jul 12 06:20:22.748 INFO kablam!    = help: add #![feature(raw_vec_internals)] to the crate attributes to enable
Jul 12 06:20:22.748 INFO kablam! 
Jul 12 06:20:22.750 INFO kablam! error[E0658]: use of unstable library feature 'raw_vec_internals': implemention detail
Jul 12 06:20:22.750 INFO kablam!    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/ramp-0.3.13/src/int.rs:152:36
Jul 12 06:20:22.750 INFO kablam!     |
Jul 12 06:20:22.750 INFO kablam! 152 |     fn with_raw_vec<F: FnOnce(&mut RawVec<Limb>)>(&mut self, f: F) {
Jul 12 06:20:22.750 INFO kablam!     |                                    ^^^^^^^^^^^^
Jul 12 06:20:22.750 INFO kablam!     |
Jul 12 06:20:22.750 INFO kablam!     = help: add #![feature(raw_vec_internals)] to the crate attributes to enable
Jul 12 06:20:22.750 INFO kablam! 
Jul 12 06:20:22.751 INFO kablam! error[E0658]: use of unstable library feature 'raw_vec_internals': implemention detail
Jul 12 06:20:22.751 INFO kablam!    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/ramp-0.3.13/src/int.rs:155:27
Jul 12 06:20:22.751 INFO kablam!     |
Jul 12 06:20:22.751 INFO kablam! 155 |             let mut vec = RawVec::from_raw_parts(self.ptr.as_mut(), old_cap);
Jul 12 06:20:22.751 INFO kablam!     |                           ^^^^^^^^^^^^^^^^^^^^^^
Jul 12 06:20:22.751 INFO kablam!     |
Jul 12 06:20:22.751 INFO kablam!     = help: add #![feature(raw_vec_internals)] to the crate attributes to enable
Jul 12 06:20:22.751 INFO kablam! 
Jul 12 06:20:22.751 INFO kablam! error[E0658]: use of unstable library feature 'raw_vec_internals': implemention detail
Jul 12 06:20:22.751 INFO kablam!    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/ramp-0.3.13/src/int.rs:939:22
Jul 12 06:20:22.751 INFO kablam!     |
Jul 12 06:20:22.751 INFO kablam! 939 |                 drop(RawVec::from_raw_parts(self.ptr.as_mut(),
Jul 12 06:20:22.751 INFO kablam!     |                      ^^^^^^^^^^^^^^^^^^^^^^
Jul 12 06:20:22.751 INFO kablam!     |
Jul 12 06:20:22.752 INFO kablam!     = help: add #![feature(raw_vec_internals)] to the crate attributes to enable
Jul 12 06:20:22.752 INFO kablam! 
Jul 12 06:20:24.182 INFO kablam! error[E0658]: use of unstable library feature 'raw_vec_internals': implemention detail
Jul 12 06:20:24.183 INFO kablam!    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/ramp-0.3.13/src/int.rs:163:40
Jul 12 06:20:24.183 INFO kablam!     |
Jul 12 06:20:24.183 INFO kablam! 163 |             self.ptr = Unique::new(vec.ptr()).unwrap();
Jul 12 06:20:24.183 INFO kablam!     |                                        ^^^
Jul 12 06:20:24.183 INFO kablam!     |
Jul 12 06:20:24.183 INFO kablam!     = help: add #![feature(raw_vec_internals)] to the crate attributes to enable
Jul 12 06:20:24.183 INFO kablam! 
Jul 12 06:20:24.183 INFO kablam! error[E0658]: use of unstable library feature 'raw_vec_internals': implemention detail
Jul 12 06:20:24.183 INFO kablam!    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/ramp-0.3.13/src/int.rs:164:31
Jul 12 06:20:24.183 INFO kablam!     |
Jul 12 06:20:24.183 INFO kablam! 164 |             let new_cap = vec.cap();
Jul 12 06:20:24.183 INFO kablam!     |                               ^^^
Jul 12 06:20:24.184 INFO kablam!     |
Jul 12 06:20:24.184 INFO kablam!     = help: add #![feature(raw_vec_internals)] to the crate attributes to enable
Jul 12 06:20:24.184 INFO kablam! 
Jul 12 06:20:24.191 INFO kablam! error[E0658]: use of unstable library feature 'raw_vec_internals': implemention detail
Jul 12 06:20:24.191 INFO kablam!    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/ramp-0.3.13/src/int.rs:186:36
Jul 12 06:20:24.191 INFO kablam!     |
Jul 12 06:20:24.192 INFO kablam! 186 |             ret.with_raw_vec(|v| v.reserve_exact(0, cap as usize))
Jul 12 06:20:24.192 INFO kablam!     |                                    ^^^^^^^^^^^^^
Jul 12 06:20:24.192 INFO kablam!     |
Jul 12 06:20:24.192 INFO kablam!     = help: add #![feature(raw_vec_internals)] to the crate attributes to enable
Jul 12 06:20:24.192 INFO kablam! 
Jul 12 06:20:24.200 INFO kablam! error[E0658]: use of unstable library feature 'raw_vec_internals': implemention detail
Jul 12 06:20:24.200 INFO kablam!    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/ramp-0.3.13/src/int.rs:275:15
Jul 12 06:20:24.200 INFO kablam!     |
Jul 12 06:20:24.200 INFO kablam! 275 |             v.shrink_to_fit(size);
Jul 12 06:20:24.200 INFO kablam!     |               ^^^^^^^^^^^^^
Jul 12 06:20:24.200 INFO kablam!     |
Jul 12 06:20:24.200 INFO kablam!     = help: add #![feature(raw_vec_internals)] to the crate attributes to enable
Jul 12 06:20:24.201 INFO kablam! 
Jul 12 06:20:24.339 INFO kablam! error[E0658]: use of unstable library feature 'raw_vec_internals': implemention detail
Jul 12 06:20:24.339 INFO kablam!    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/ramp-0.3.13/src/int.rs:760:19
Jul 12 06:20:24.339 INFO kablam!     |
Jul 12 06:20:24.339 INFO kablam! 760 |                 v.reserve_exact(old_cap, cap as usize - old_cap)
Jul 12 06:20:24.340 INFO kablam!     |                   ^^^^^^^^^^^^^
Jul 12 06:20:24.340 INFO kablam!     |
Jul 12 06:20:24.340 INFO kablam!     = help: add #![feature(raw_vec_internals)] to the crate attributes to enable
Jul 12 06:20:24.340 INFO kablam! 
Jul 12 06:20:25.109 INFO kablam! error: aborting due to 9 previous errors
Jul 12 06:20:25.109 INFO kablam! 
Jul 12 06:20:25.109 INFO kablam! For more information about this error, try `rustc --explain E0658`.
Jul 12 06:20:25.125 INFO kablam! error: Could not compile `ramp`.
Jul 12 06:20:25.125 INFO kablam! 
Jul 12 06:20:25.125 INFO kablam! To learn more, run the command again with --verbose.
Jul 12 06:20:25.125 INFO kablam! su: No module specific data is present
Jul 12 06:20:25.778 INFO running `"docker" "rm" "-f" "756a0c06de1628ffe0071464993d0c4494b18a9e212bd560264917090cc01f3a"`
Jul 12 06:20:25.938 INFO blam! 756a0c06de1628ffe0071464993d0c4494b18a9e212bd560264917090cc01f3a