Aug 11 01:59:14.030 INFO checking shortcut-4.1.2 against try#a77dfcc79fe3e7e1a10ae4dccfd4b2e5e0e49195+tmplazy for libc-1
Aug 11 01:59:14.030 INFO running: cargo +a77dfcc79fe3e7e1a10ae4dccfd4b2e5e0e49195-alt check --frozen --all --all-targets
Aug 11 01:59:14.030 INFO creating container for: cargo +a77dfcc79fe3e7e1a10ae4dccfd4b2e5e0e49195-alt check --frozen --all --all-targets
Aug 11 01:59:14.030 INFO running `"docker" "create" "-v" "/tmp/crater.uTyFP20N6LNs:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/libc-1/worker-7/try#a77dfcc79fe3e7e1a10ae4dccfd4b2e5e0e49195+tmplazy:/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" "-v" "/home/ec2-user/crater/./work/local/cargo-home/git:/cargo-home/git:rw,Z" "-e" "USER_ID=500" "-e" "CMD=cargo +a77dfcc79fe3e7e1a10ae4dccfd4b2e5e0e49195-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "crater"`
Aug 11 01:59:14.183 INFO blam! 84ddc1f2b5fbdf1751e95c13dbda0b9888aef4322137521350cc8968ce59386c
Aug 11 01:59:14.184 INFO running `"docker" "start" "-a" "84ddc1f2b5fbdf1751e95c13dbda0b9888aef4322137521350cc8968ce59386c"`
Aug 11 01:59:15.082 INFO kablam!     Checking shortcut v4.1.2 (file:///source)
Aug 11 01:59:15.665 INFO kablam! warning: variable does not need to be mutable
Aug 11 01:59:15.665 INFO kablam!   --> src/idx.rs:55:21
Aug 11 01:59:15.665 INFO kablam!    |
Aug 11 01:59:15.665 INFO kablam! 55 |         if let Some(mut l) = self.map.get_mut(key) {
Aug 11 01:59:15.666 INFO kablam!    |                     ----^
Aug 11 01:59:15.666 INFO kablam!    |                     |
Aug 11 01:59:15.666 INFO kablam!    |                     help: remove this `mut`
Aug 11 01:59:15.666 INFO kablam!    |
Aug 11 01:59:15.666 INFO kablam!    = note: #[warn(unused_mut)] on by default
Aug 11 01:59:15.666 INFO kablam! 
Aug 11 01:59:15.699 INFO kablam! warning: the feature `btree_range` has been stable since 1.17.0 and no longer requires an attribute to enable
Aug 11 01:59:15.699 INFO kablam!   --> src/lib.rs:29:12
Aug 11 01:59:15.699 INFO kablam!    |
Aug 11 01:59:15.699 INFO kablam! 29 | #![feature(btree_range, collections_bound)]
Aug 11 01:59:15.699 INFO kablam!    |            ^^^^^^^^^^^
Aug 11 01:59:15.699 INFO kablam!    |
Aug 11 01:59:15.699 INFO kablam!    = note: #[warn(stable_features)] on by default
Aug 11 01:59:15.699 INFO kablam! 
Aug 11 01:59:15.699 INFO kablam! warning: the feature `collections_bound` has been stable since 1.17.0 and no longer requires an attribute to enable
Aug 11 01:59:15.699 INFO kablam!   --> src/lib.rs:29:25
Aug 11 01:59:15.699 INFO kablam!    |
Aug 11 01:59:15.699 INFO kablam! 29 | #![feature(btree_range, collections_bound)]
Aug 11 01:59:15.699 INFO kablam!    |                         ^^^^^^^^^^^^^^^^^
Aug 11 01:59:15.699 INFO kablam! 
Aug 11 01:59:16.380 INFO kablam! warning: variable does not need to be mutable
Aug 11 01:59:16.380 INFO kablam!   --> src/idx.rs:55:21
Aug 11 01:59:16.380 INFO kablam!    |
Aug 11 01:59:16.380 INFO kablam! 55 |         if let Some(mut l) = self.map.get_mut(key) {
Aug 11 01:59:16.381 INFO kablam!    |                     ----^
Aug 11 01:59:16.381 INFO kablam!    |                     |
Aug 11 01:59:16.381 INFO kablam!    |                     help: remove this `mut`
Aug 11 01:59:16.388 INFO kablam!    |
Aug 11 01:59:16.388 INFO kablam!    = note: #[warn(unused_mut)] on by default
Aug 11 01:59:16.389 INFO kablam! 
Aug 11 01:59:16.504 INFO kablam! warning: the feature `btree_range` has been stable since 1.17.0 and no longer requires an attribute to enable
Aug 11 01:59:16.504 INFO kablam!   --> src/lib.rs:29:12
Aug 11 01:59:16.504 INFO kablam!    |
Aug 11 01:59:16.505 INFO kablam! 29 | #![feature(btree_range, collections_bound)]
Aug 11 01:59:16.505 INFO kablam!    |            ^^^^^^^^^^^
Aug 11 01:59:16.505 INFO kablam!    |
Aug 11 01:59:16.505 INFO kablam!    = note: #[warn(stable_features)] on by default
Aug 11 01:59:16.506 INFO kablam! 
Aug 11 01:59:16.506 INFO kablam! warning: the feature `collections_bound` has been stable since 1.17.0 and no longer requires an attribute to enable
Aug 11 01:59:16.506 INFO kablam!   --> src/lib.rs:29:25
Aug 11 01:59:16.506 INFO kablam!    |
Aug 11 01:59:16.506 INFO kablam! 29 | #![feature(btree_range, collections_bound)]
Aug 11 01:59:16.506 INFO kablam!    |                         ^^^^^^^^^^^^^^^^^
Aug 11 01:59:16.507 INFO kablam! 
Aug 11 01:59:16.935 INFO kablam! error[E0308]: mismatched types
Aug 11 01:59:16.935 INFO kablam!   --> benches/bench.rs:62:59
Aug 11 01:59:16.935 INFO kablam!    |
Aug 11 01:59:16.935 INFO kablam! 62 |             cmp: cmp::Comparison::Equal(cmp::Value::Const(format!("{}", i))),
Aug 11 01:59:16.935 INFO kablam!    |                                                           ^^^^^^^^^^^^^^^^ expected enum `std::borrow::Cow`, found struct `std::string::String`
Aug 11 01:59:16.936 INFO kablam!    |
Aug 11 01:59:16.936 INFO kablam!    = note: expected type `std::borrow::Cow<'_, _>`
Aug 11 01:59:16.936 INFO kablam!               found type `std::string::String`
Aug 11 01:59:16.936 INFO kablam!    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Aug 11 01:59:16.936 INFO kablam! 
Aug 11 01:59:16.957 INFO kablam! error: aborting due to previous error
Aug 11 01:59:16.957 INFO kablam! 
Aug 11 01:59:16.957 INFO kablam! For more information about this error, try `rustc --explain E0308`.
Aug 11 01:59:16.967 INFO kablam! error: Could not compile `shortcut`.
Aug 11 01:59:16.967 INFO kablam! 
Aug 11 01:59:16.967 INFO kablam! To learn more, run the command again with --verbose.
Aug 11 01:59:16.969 INFO kablam! su: No module specific data is present
Aug 11 01:59:17.738 INFO running `"docker" "rm" "-f" "84ddc1f2b5fbdf1751e95c13dbda0b9888aef4322137521350cc8968ce59386c"`
Aug 11 01:59:17.916 INFO blam! 84ddc1f2b5fbdf1751e95c13dbda0b9888aef4322137521350cc8968ce59386c