Sep 14 18:39:03.120 INFO checking cassandra-cpp-sys-0.11.0 against try#87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0 for pr-53578-1
Sep 14 18:39:03.120 INFO running: cargo +87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0-alt check --frozen --all --all-targets
Sep 14 18:39:03.120 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-4/pr-53578-1/try#87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578-1/worker-4/try#87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0:/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 +87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 14 18:39:03.342 INFO blam! ed46ff05e8282a3e35f5b5310c1f98feb88dee1fbd3e9d53f6c990a41e44283a
Sep 14 18:39:03.344 INFO running `"docker" "start" "-a" "ed46ff05e8282a3e35f5b5310c1f98feb88dee1fbd3e9d53f6c990a41e44283a"`
Sep 14 18:39:04.146 INFO kablam! usermod: no changes
Sep 14 18:39:04.228 INFO kablam!    Compiling cassandra-cpp-sys v0.11.0 (file:///source)
Sep 14 18:39:07.728 INFO kablam! warning: variable does not need to be mutable
Sep 14 18:39:07.728 INFO kablam!   --> examples/async.rs:54:13
Sep 14 18:39:07.728 INFO kablam!    |
Sep 14 18:39:07.728 INFO kablam! 54 |         let mut cluster = create_cluster();
Sep 14 18:39:07.728 INFO kablam!    |             ----^^^^^^^
Sep 14 18:39:07.728 INFO kablam!    |             |
Sep 14 18:39:07.728 INFO kablam!    |             help: remove this `mut`
Sep 14 18:39:07.728 INFO kablam!    |
Sep 14 18:39:07.728 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 14 18:39:07.728 INFO kablam! 
Sep 14 18:39:08.071 INFO kablam! warning: unused variable: `rc`
Sep 14 18:39:08.071 INFO kablam!   --> examples/named_parameters.rs:92:13
Sep 14 18:39:08.071 INFO kablam!    |
Sep 14 18:39:08.071 INFO kablam! 92 |         let rc = cass_future_error_code(future);
Sep 14 18:39:08.071 INFO kablam!    |             ^^ help: consider using `_rc` instead
Sep 14 18:39:08.071 INFO kablam!    |
Sep 14 18:39:08.071 INFO kablam!    = note: #[warn(unused_variables)] on by default
Sep 14 18:39:08.071 INFO kablam! 
Sep 14 18:39:08.071 INFO kablam! warning: unused variable: `result`
Sep 14 18:39:08.071 INFO kablam!   --> examples/named_parameters.rs:93:13
Sep 14 18:39:08.071 INFO kablam!    |
Sep 14 18:39:08.071 INFO kablam! 93 |         let result = match cass_future_error_code(future) {
Sep 14 18:39:08.071 INFO kablam!    |             ^^^^^^ help: consider using `_result` instead
Sep 14 18:39:08.071 INFO kablam! 
Sep 14 18:39:08.071 INFO kablam! warning: unused variable: `result`
Sep 14 18:39:08.071 INFO kablam!    --> examples/named_parameters.rs:171:13
Sep 14 18:39:08.071 INFO kablam!     |
Sep 14 18:39:08.071 INFO kablam! 171 |         let result = match connect_session(session, cluster) {
Sep 14 18:39:08.071 INFO kablam!     |             ^^^^^^ help: consider using `_result` instead
Sep 14 18:39:08.071 INFO kablam! 
Sep 14 18:39:08.071 INFO kablam! warning: unused variable: `rc`
Sep 14 18:39:08.071 INFO kablam!    --> examples/named_parameters.rs:173:13
Sep 14 18:39:08.071 INFO kablam!     |
Sep 14 18:39:08.071 INFO kablam! 173 |             rc => {
Sep 14 18:39:08.071 INFO kablam!     |             ^^ help: consider using `_rc` instead
Sep 14 18:39:08.071 INFO kablam! 
Sep 14 18:39:08.334 INFO kablam! warning: unused variable: `result`
Sep 14 18:39:08.335 INFO kablam!   --> examples/maps.rs:37:13
Sep 14 18:39:08.335 INFO kablam!    |
Sep 14 18:39:08.335 INFO kablam! 37 |         let result = match cass_future_error_code(future) {
Sep 14 18:39:08.335 INFO kablam!    |             ^^^^^^ help: consider using `_result` instead
Sep 14 18:39:08.335 INFO kablam!    |
Sep 14 18:39:08.335 INFO kablam!    = note: #[warn(unused_variables)] on by default
Sep 14 18:39:08.335 INFO kablam! 
Sep 14 18:39:08.370 INFO kablam! warning: function is never used: `select_from_maps`
Sep 14 18:39:08.371 INFO kablam!   --> examples/maps.rs:52:1
Sep 14 18:39:08.371 INFO kablam!    |
Sep 14 18:39:08.371 INFO kablam! 52 | fn select_from_maps(session: &mut CassSession, key: &str) -> Result<(), CassError> {
Sep 14 18:39:08.371 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 14 18:39:08.371 INFO kablam!    |
Sep 14 18:39:08.371 INFO kablam!    = note: #[warn(dead_code)] on by default
Sep 14 18:39:08.371 INFO kablam! 
Sep 14 18:39:09.551 INFO kablam! warning: unused variable: `rc`
Sep 14 18:39:09.551 INFO kablam!   --> examples/ssl.rs:92:21
Sep 14 18:39:09.551 INFO kablam!    |
Sep 14 18:39:09.551 INFO kablam! 92 |                     rc => {
Sep 14 18:39:09.551 INFO kablam!    |                     ^^ help: consider using `_rc` instead
Sep 14 18:39:09.583 INFO kablam!    |
Sep 14 18:39:09.583 INFO kablam!    = note: #[warn(unused_variables)] on by default
Sep 14 18:39:09.583 INFO kablam! 
Sep 14 18:39:09.672 INFO kablam! warning: unused variable: `result`
Sep 14 18:39:09.672 INFO kablam!   --> examples/simple.rs:23:13
Sep 14 18:39:09.672 INFO kablam!    |
Sep 14 18:39:09.672 INFO kablam! 23 |         let result = match cass_future_error_code(connect_future) {
Sep 14 18:39:09.672 INFO kablam!    |             ^^^^^^ help: consider using `_result` instead
Sep 14 18:39:09.672 INFO kablam!    |
Sep 14 18:39:09.672 INFO kablam!    = note: #[warn(unused_variables)] on by default
Sep 14 18:39:09.672 INFO kablam! 
Sep 14 18:39:09.672 INFO kablam! warning: unused variable: `rc`
Sep 14 18:39:09.672 INFO kablam!   --> examples/simple.rs:52:21
Sep 14 18:39:09.672 INFO kablam!    |
Sep 14 18:39:09.672 INFO kablam! 52 |                     rc => {
Sep 14 18:39:09.672 INFO kablam!    |                     ^^ help: consider using `_rc` instead
Sep 14 18:39:09.672 INFO kablam! 
Sep 14 18:39:09.672 INFO kablam! warning: unused variable: `rc`
Sep 14 18:39:09.672 INFO kablam!   --> examples/simple.rs:70:13
Sep 14 18:39:09.672 INFO kablam!    |
Sep 14 18:39:09.672 INFO kablam! 70 |             rc => {
Sep 14 18:39:09.672 INFO kablam!    |             ^^ help: consider using `_rc` instead
Sep 14 18:39:09.672 INFO kablam! 
Sep 14 18:39:10.243 INFO kablam! warning: unused variable: `rc`
Sep 14 18:39:10.243 INFO kablam!   --> examples/tuple.rs:36:13
Sep 14 18:39:10.243 INFO kablam!    |
Sep 14 18:39:10.243 INFO kablam! 36 |         let rc = cass_future_error_code(future);
Sep 14 18:39:10.243 INFO kablam!    |             ^^ help: consider using `_rc` instead
Sep 14 18:39:10.243 INFO kablam!    |
Sep 14 18:39:10.243 INFO kablam!    = note: #[warn(unused_variables)] on by default
Sep 14 18:39:10.243 INFO kablam! 
Sep 14 18:39:10.243 INFO kablam! warning: unused variable: `rc`
Sep 14 18:39:10.243 INFO kablam!   --> examples/tuple.rs:39:13
Sep 14 18:39:10.243 INFO kablam!    |
Sep 14 18:39:10.243 INFO kablam! 39 |             rc => print_error(future),
Sep 14 18:39:10.243 INFO kablam!    |             ^^ help: consider using `_rc` instead
Sep 14 18:39:10.243 INFO kablam! 
Sep 14 18:39:10.279 INFO kablam! warning: variable does not need to be mutable
Sep 14 18:39:10.279 INFO kablam!    --> examples/tuple.rs:123:13
Sep 14 18:39:10.279 INFO kablam!     |
Sep 14 18:39:10.279 INFO kablam! 123 |         let mut session = &mut *cass_session_new();
Sep 14 18:39:10.279 INFO kablam!     |             ----^^^^^^^
Sep 14 18:39:10.279 INFO kablam!     |             |
Sep 14 18:39:10.279 INFO kablam!     |             help: remove this `mut`
Sep 14 18:39:10.283 INFO kablam!     |
Sep 14 18:39:10.283 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 14 18:39:10.283 INFO kablam! 
Sep 14 18:39:11.697 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 7.53s
Sep 14 18:39:11.739 INFO kablam! su: No module specific data is present
Sep 14 18:39:12.448 INFO running `"docker" "rm" "-f" "ed46ff05e8282a3e35f5b5310c1f98feb88dee1fbd3e9d53f6c990a41e44283a"`
Sep 14 18:39:12.735 INFO blam! ed46ff05e8282a3e35f5b5310c1f98feb88dee1fbd3e9d53f6c990a41e44283a