Aug 18 03:23:17.838 INFO checking attr-0.1.0 against try#a5d98b025f62ace80fe9d2a15781f900fc42515e for pr-53426
Aug 18 03:23:17.838 INFO running: cargo +a5d98b025f62ace80fe9d2a15781f900fc42515e-alt check --frozen --all --all-targets
Aug 18 03:23:17.838 INFO creating container for: cargo +a5d98b025f62ace80fe9d2a15781f900fc42515e-alt check --frozen --all --all-targets
Aug 18 03:23:17.839 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-7/pr-53426/try#a5d98b025f62ace80fe9d2a15781f900fc42515e:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53426/worker-7/try#a5d98b025f62ace80fe9d2a15781f900fc42515e:/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 +a5d98b025f62ace80fe9d2a15781f900fc42515e-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "crater"`
Aug 18 03:23:18.053 INFO blam! 32257fd7f7fc3bcc457c807a7d6be347f0ffdecfbc345de1bf632c989f40697e
Aug 18 03:23:18.056 INFO running `"docker" "start" "-a" "32257fd7f7fc3bcc457c807a7d6be347f0ffdecfbc345de1bf632c989f40697e"`
Aug 18 03:23:18.829 INFO kablam! warning: only one of `license` or `license-file` is necessary
Aug 18 03:23:18.860 INFO kablam!     Checking attr v0.1.0 (file:///source)
Aug 18 03:23:21.011 INFO kablam! warning: variable does not need to be mutable
Aug 18 03:23:21.011 INFO kablam!    --> tests/simple.rs:108:9
Aug 18 03:23:21.011 INFO kablam!     |
Aug 18 03:23:21.011 INFO kablam! 108 |     let mut batz = Bar::attrs().batz.get(&mut f);
Aug 18 03:23:21.011 INFO kablam!     |         ----^^^^
Aug 18 03:23:21.011 INFO kablam!     |         |
Aug 18 03:23:21.012 INFO kablam!     |         help: remove this `mut`
Aug 18 03:23:21.012 INFO kablam!     |
Aug 18 03:23:21.012 INFO kablam!     = note: #[warn(unused_mut)] on by default
Aug 18 03:23:21.012 INFO kablam! 
Aug 18 03:23:21.307 INFO kablam! warning: variable does not need to be mutable
Aug 18 03:23:21.307 INFO kablam!    --> tests/nested.rs:252:13
Aug 18 03:23:21.307 INFO kablam!     |
Aug 18 03:23:21.307 INFO kablam! 252 |         let mut x: &mut i32 = foo::Numbers.at(&mut f, 1);
Aug 18 03:23:21.307 INFO kablam!     |             ----^
Aug 18 03:23:21.307 INFO kablam!     |             |
Aug 18 03:23:21.307 INFO kablam!     |             help: remove this `mut`
Aug 18 03:23:21.307 INFO kablam!     |
Aug 18 03:23:21.307 INFO kablam!     = note: #[warn(unused_mut)] on by default
Aug 18 03:23:21.307 INFO kablam! 
Aug 18 03:23:21.910 INFO kablam! error[E0597]: `v.0.0` does not live long enough
Aug 18 03:23:21.910 INFO kablam!   --> tests/serde/mod.rs:64:34
Aug 18 03:23:21.910 INFO kablam!    |
Aug 18 03:23:21.911 INFO kablam! 64 |             Ok(&mut Value::Array(ref mut vec)) => { Ok(&mut vec[idx]) },
Aug 18 03:23:21.911 INFO kablam!    |                                  ^^^^^^^^^^^ borrowed value does not live long enough
Aug 18 03:23:21.911 INFO kablam! ...
Aug 18 03:23:21.911 INFO kablam! 67 |     }
Aug 18 03:23:21.911 INFO kablam!    |     - `v.0.0` dropped here while still borrowed
Aug 18 03:23:21.911 INFO kablam!    |
Aug 18 03:23:21.911 INFO kablam! note: borrowed value must be valid for the lifetime 'a as defined on the impl at 58:6...
Aug 18 03:23:21.911 INFO kablam!   --> tests/serde/mod.rs:58:6
Aug 18 03:23:21.911 INFO kablam!    |
Aug 18 03:23:21.911 INFO kablam! 58 | impl<'a, 'b : 'a> InsecureIndexableAttr<&'a mut Value, usize> for SerdeAttribute<'a> {
Aug 18 03:23:21.911 INFO kablam!    |      ^^
Aug 18 03:23:21.911 INFO kablam! 
Aug 18 03:23:21.914 INFO kablam! error: aborting due to previous error
Aug 18 03:23:21.914 INFO kablam! 
Aug 18 03:23:21.914 INFO kablam! For more information about this error, try `rustc --explain E0597`.
Aug 18 03:23:21.929 INFO kablam! error: Could not compile `attr`.
Aug 18 03:23:21.929 INFO kablam! 
Aug 18 03:23:21.929 INFO kablam! To learn more, run the command again with --verbose.
Aug 18 03:23:21.931 INFO kablam! su: No module specific data is present
Aug 18 03:23:22.479 INFO running `"docker" "rm" "-f" "32257fd7f7fc3bcc457c807a7d6be347f0ffdecfbc345de1bf632c989f40697e"`
Aug 18 03:23:22.646 INFO blam! 32257fd7f7fc3bcc457c807a7d6be347f0ffdecfbc345de1bf632c989f40697e