Sep 06 08:58:39.967 INFO checking cassandra-sys-0.6.0 against try#51ff957df5095d92d1d3d4682207ee8b7ad408a8 for pr-53854
Sep 06 08:58:39.967 INFO running: cargo +51ff957df5095d92d1d3d4682207ee8b7ad408a8-alt check --frozen --all --all-targets
Sep 06 08:58:39.967 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-4/pr-53854/try#51ff957df5095d92d1d3d4682207ee8b7ad408a8:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53854/worker-4/try#51ff957df5095d92d1d3d4682207ee8b7ad408a8:/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=1000" "-e" "CMD=cargo +51ff957df5095d92d1d3d4682207ee8b7ad408a8-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 06 08:58:40.129 INFO blam! e08677aa0200c519bf6f1ab9c8bd2dcfa1fce111c23a398ef8810d68b816d07e
Sep 06 08:58:40.131 INFO running `"docker" "start" "-a" "e08677aa0200c519bf6f1ab9c8bd2dcfa1fce111c23a398ef8810d68b816d07e"`
Sep 06 08:58:41.707 INFO kablam! usermod: no changes
Sep 06 08:58:41.767 INFO kablam!    Compiling cassandra-sys v0.6.0 (file:///source)
Sep 06 08:58:42.940 INFO kablam! warning: unused `#[macro_use]` import
Sep 06 08:58:42.940 INFO kablam!  --> src/lib.rs:5:1
Sep 06 08:58:42.940 INFO kablam!   |
Sep 06 08:58:42.940 INFO kablam! 5 | #[macro_use]
Sep 06 08:58:42.940 INFO kablam!   | ^^^^^^^^^^^^
Sep 06 08:58:42.940 INFO kablam!   |
Sep 06 08:58:42.940 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 06 08:58:42.940 INFO kablam! 
Sep 06 08:58:42.962 INFO kablam! warning: unused `#[macro_use]` import
Sep 06 08:58:42.962 INFO kablam!  --> src/lib.rs:5:1
Sep 06 08:58:42.962 INFO kablam!   |
Sep 06 08:58:42.962 INFO kablam! 5 | #[macro_use]
Sep 06 08:58:42.962 INFO kablam!   | ^^^^^^^^^^^^
Sep 06 08:58:42.962 INFO kablam!   |
Sep 06 08:58:42.962 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 06 08:58:42.962 INFO kablam! 
Sep 06 08:58:46.386 INFO kablam! warning: variable does not need to be mutable
Sep 06 08:58:46.386 INFO kablam!   --> src/examples/async.rs:54:13
Sep 06 08:58:46.386 INFO kablam!    |
Sep 06 08:58:46.386 INFO kablam! 54 |         let mut cluster = create_cluster();
Sep 06 08:58:46.386 INFO kablam!    |             ----^^^^^^^
Sep 06 08:58:46.386 INFO kablam!    |             |
Sep 06 08:58:46.386 INFO kablam!    |             help: remove this `mut`
Sep 06 08:58:46.386 INFO kablam!    |
Sep 06 08:58:46.386 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 06 08:58:46.386 INFO kablam! 
Sep 06 08:58:50.099 INFO kablam! warning: variable does not need to be mutable
Sep 06 08:58:50.099 INFO kablam!    --> src/examples/tuple.rs:122:13
Sep 06 08:58:50.099 INFO kablam!     |
Sep 06 08:58:50.099 INFO kablam! 122 |         let mut session = &mut *cass_session_new();
Sep 06 08:58:50.099 INFO kablam!     |             ----^^^^^^^
Sep 06 08:58:50.099 INFO kablam!     |             |
Sep 06 08:58:50.099 INFO kablam!     |             help: remove this `mut`
Sep 06 08:58:50.099 INFO kablam!     |
Sep 06 08:58:50.099 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 06 08:58:50.100 INFO kablam! 
Sep 06 08:58:50.448 INFO kablam! warning: variable does not need to be mutable
Sep 06 08:58:50.448 INFO kablam!   --> src/examples/async.rs:54:13
Sep 06 08:58:50.448 INFO kablam!    |
Sep 06 08:58:50.448 INFO kablam! 54 |         let mut cluster = create_cluster();
Sep 06 08:58:50.448 INFO kablam!    |             ----^^^^^^^
Sep 06 08:58:50.448 INFO kablam!    |             |
Sep 06 08:58:50.448 INFO kablam!    |             help: remove this `mut`
Sep 06 08:58:50.450 INFO kablam!    |
Sep 06 08:58:50.450 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 06 08:58:50.450 INFO kablam! 
Sep 06 08:58:52.106 INFO kablam! warning: variable does not need to be mutable
Sep 06 08:58:52.106 INFO kablam!    --> src/examples/tuple.rs:122:13
Sep 06 08:58:52.106 INFO kablam!     |
Sep 06 08:58:52.106 INFO kablam! 122 |         let mut session = &mut *cass_session_new();
Sep 06 08:58:52.106 INFO kablam!     |             ----^^^^^^^
Sep 06 08:58:52.106 INFO kablam!     |             |
Sep 06 08:58:52.106 INFO kablam!     |             help: remove this `mut`
Sep 06 08:58:52.106 INFO kablam!     |
Sep 06 08:58:52.106 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 06 08:58:52.106 INFO kablam! 
Sep 06 08:58:53.711 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 11.99s
Sep 06 08:58:53.742 INFO kablam! su: No module specific data is present
Sep 06 08:58:54.481 INFO running `"docker" "rm" "-f" "e08677aa0200c519bf6f1ab9c8bd2dcfa1fce111c23a398ef8810d68b816d07e"`
Sep 06 08:58:54.539 INFO blam! e08677aa0200c519bf6f1ab9c8bd2dcfa1fce111c23a398ef8810d68b816d07e