Aug 02 13:11:32.502 INFO checking cassandra-cpp-sys-0.11.0 against 1.27.2 for lazy_static-1
Aug 02 13:11:32.503 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 13:11:32.503 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 13:11:32.503 INFO running `"docker" "create" "-v" "/tmp/crater.baQBav1PiHZd:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-5/1.27.2:/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 +1.27.2 check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "crater"`
Aug 02 13:11:32.668 INFO blam! 6b71c7f7fc1fbe335961fe6011bc5ab3e9e5e28e4e580743f13bdd5acaed1dbc
Aug 02 13:11:32.671 INFO running `"docker" "start" "-a" "6b71c7f7fc1fbe335961fe6011bc5ab3e9e5e28e4e580743f13bdd5acaed1dbc"`
Aug 02 13:11:34.364 INFO kablam!    Compiling cassandra-cpp-sys v0.11.0 (file:///source)
Aug 02 13:11:42.250 INFO kablam! warning: unused variable: `result`
Aug 02 13:11:42.250 INFO kablam!   --> examples/simple.rs:23:13
Aug 02 13:11:42.250 INFO kablam!    |
Aug 02 13:11:42.250 INFO kablam! 23 |         let result = match cass_future_error_code(connect_future) {
Aug 02 13:11:42.250 INFO kablam!    |             ^^^^^^ help: consider using `_result` instead
Aug 02 13:11:42.250 INFO kablam!    |
Aug 02 13:11:42.250 INFO kablam!    = note: #[warn(unused_variables)] on by default
Aug 02 13:11:42.250 INFO kablam! 
Aug 02 13:11:42.276 INFO kablam! warning: unused variable: `rc`
Aug 02 13:11:42.276 INFO kablam!   --> examples/simple.rs:52:21
Aug 02 13:11:42.276 INFO kablam!    |
Aug 02 13:11:42.276 INFO kablam! 52 |                     rc => {
Aug 02 13:11:42.276 INFO kablam!    |                     ^^ help: consider using `_rc` instead
Aug 02 13:11:42.281 INFO kablam! 
Aug 02 13:11:42.282 INFO kablam! warning: unused variable: `rc`
Aug 02 13:11:42.282 INFO kablam!   --> examples/simple.rs:70:13
Aug 02 13:11:42.282 INFO kablam!    |
Aug 02 13:11:42.282 INFO kablam! 70 |             rc => {
Aug 02 13:11:42.282 INFO kablam!    |             ^^ help: consider using `_rc` instead
Aug 02 13:11:42.282 INFO kablam! 
Aug 02 13:11:42.378 INFO kablam! warning: unused variable: `rc`
Aug 02 13:11:42.378 INFO kablam!   --> examples/ssl.rs:92:21
Aug 02 13:11:42.378 INFO kablam!    |
Aug 02 13:11:42.378 INFO kablam! 92 |                     rc => {
Aug 02 13:11:42.378 INFO kablam!    |                     ^^ help: consider using `_rc` instead
Aug 02 13:11:42.388 INFO kablam!    |
Aug 02 13:11:42.389 INFO kablam!    = note: #[warn(unused_variables)] on by default
Aug 02 13:11:42.389 INFO kablam! 
Aug 02 13:11:45.372 INFO kablam! warning: variable does not need to be mutable
Aug 02 13:11:45.372 INFO kablam!   --> examples/async.rs:54:13
Aug 02 13:11:45.372 INFO kablam!    |
Aug 02 13:11:45.372 INFO kablam! 54 |         let mut cluster = create_cluster();
Aug 02 13:11:45.372 INFO kablam!    |             ----^^^^^^^
Aug 02 13:11:45.372 INFO kablam!    |             |
Aug 02 13:11:45.372 INFO kablam!    |             help: remove this `mut`
Aug 02 13:11:45.373 INFO kablam!    |
Aug 02 13:11:45.373 INFO kablam!    = note: #[warn(unused_mut)] on by default
Aug 02 13:11:45.373 INFO kablam! 
Aug 02 13:11:48.879 INFO kablam! warning: unused variable: `rc`
Aug 02 13:11:48.879 INFO kablam!   --> examples/tuple.rs:36:13
Aug 02 13:11:48.879 INFO kablam!    |
Aug 02 13:11:48.879 INFO kablam! 36 |         let rc = cass_future_error_code(future);
Aug 02 13:11:48.879 INFO kablam!    |             ^^ help: consider using `_rc` instead
Aug 02 13:11:48.884 INFO kablam!    |
Aug 02 13:11:48.884 INFO kablam!    = note: #[warn(unused_variables)] on by default
Aug 02 13:11:48.884 INFO kablam! 
Aug 02 13:11:48.885 INFO kablam! warning: unused variable: `rc`
Aug 02 13:11:48.885 INFO kablam!   --> examples/tuple.rs:39:13
Aug 02 13:11:48.885 INFO kablam!    |
Aug 02 13:11:48.885 INFO kablam! 39 |             rc => print_error(future),
Aug 02 13:11:48.885 INFO kablam!    |             ^^ help: consider using `_rc` instead
Aug 02 13:11:48.885 INFO kablam! 
Aug 02 13:11:49.006 INFO kablam! warning: unused variable: `rc`
Aug 02 13:11:49.006 INFO kablam!   --> examples/named_parameters.rs:92:13
Aug 02 13:11:49.006 INFO kablam!    |
Aug 02 13:11:49.006 INFO kablam! 92 |         let rc = cass_future_error_code(future);
Aug 02 13:11:49.006 INFO kablam!    |             ^^ help: consider using `_rc` instead
Aug 02 13:11:49.020 INFO kablam!    |
Aug 02 13:11:49.020 INFO kablam!    = note: #[warn(unused_variables)] on by default
Aug 02 13:11:49.020 INFO kablam! 
Aug 02 13:11:49.021 INFO kablam! warning: unused variable: `result`
Aug 02 13:11:49.021 INFO kablam!   --> examples/named_parameters.rs:93:13
Aug 02 13:11:49.021 INFO kablam!    |
Aug 02 13:11:49.021 INFO kablam! 93 |         let result = match cass_future_error_code(future) {
Aug 02 13:11:49.021 INFO kablam!    |             ^^^^^^ help: consider using `_result` instead
Aug 02 13:11:49.021 INFO kablam! 
Aug 02 13:11:49.021 INFO kablam! warning: unused variable: `result`
Aug 02 13:11:49.021 INFO kablam!    --> examples/named_parameters.rs:171:13
Aug 02 13:11:49.021 INFO kablam!     |
Aug 02 13:11:49.021 INFO kablam! 171 |         let result = match connect_session(session, cluster) {
Aug 02 13:11:49.021 INFO kablam!     |             ^^^^^^ help: consider using `_result` instead
Aug 02 13:11:49.021 INFO kablam! 
Aug 02 13:11:49.021 INFO kablam! warning: unused variable: `rc`
Aug 02 13:11:49.022 INFO kablam!    --> examples/named_parameters.rs:173:13
Aug 02 13:11:49.022 INFO kablam!     |
Aug 02 13:11:49.022 INFO kablam! 173 |             rc => {
Aug 02 13:11:49.022 INFO kablam!     |             ^^ help: consider using `_rc` instead
Aug 02 13:11:49.022 INFO kablam! 
Aug 02 13:11:49.042 INFO kablam! warning: variable does not need to be mutable
Aug 02 13:11:49.042 INFO kablam!    --> examples/tuple.rs:123:13
Aug 02 13:11:49.042 INFO kablam!     |
Aug 02 13:11:49.042 INFO kablam! 123 |         let mut session = &mut *cass_session_new();
Aug 02 13:11:49.042 INFO kablam!     |             ----^^^^^^^
Aug 02 13:11:49.042 INFO kablam!     |             |
Aug 02 13:11:49.042 INFO kablam!     |             help: remove this `mut`
Aug 02 13:11:49.042 INFO kablam!     |
Aug 02 13:11:49.042 INFO kablam!     = note: #[warn(unused_mut)] on by default
Aug 02 13:11:49.042 INFO kablam! 
Aug 02 13:11:49.969 INFO kablam! warning: unused variable: `result`
Aug 02 13:11:49.969 INFO kablam!   --> examples/maps.rs:37:13
Aug 02 13:11:49.969 INFO kablam!    |
Aug 02 13:11:49.969 INFO kablam! 37 |         let result = match cass_future_error_code(future) {
Aug 02 13:11:49.969 INFO kablam!    |             ^^^^^^ help: consider using `_result` instead
Aug 02 13:11:49.969 INFO kablam!    |
Aug 02 13:11:49.969 INFO kablam!    = note: #[warn(unused_variables)] on by default
Aug 02 13:11:49.969 INFO kablam! 
Aug 02 13:11:50.008 INFO kablam! warning: function is never used: `select_from_maps`
Aug 02 13:11:50.008 INFO kablam!   --> examples/maps.rs:52:1
Aug 02 13:11:50.008 INFO kablam!    |
Aug 02 13:11:50.008 INFO kablam! 52 | fn select_from_maps(session: &mut CassSession, key: &str) -> Result<(), CassError> {
Aug 02 13:11:50.008 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 02 13:11:50.008 INFO kablam!    |
Aug 02 13:11:50.008 INFO kablam!    = note: #[warn(dead_code)] on by default
Aug 02 13:11:50.008 INFO kablam! 
Aug 02 13:11:50.084 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 15.88s
Aug 02 13:11:50.098 INFO kablam! su: No module specific data is present
Aug 02 13:11:50.688 INFO running `"docker" "rm" "-f" "6b71c7f7fc1fbe335961fe6011bc5ab3e9e5e28e4e580743f13bdd5acaed1dbc"`
Aug 02 13:11:50.839 INFO blam! 6b71c7f7fc1fbe335961fe6011bc5ab3e9e5e28e4e580743f13bdd5acaed1dbc