Aug 10 23:20:21.123 INFO checking tusk_data-0.0.1 against master#f6d43ed84207c7e58f363f46e5a438ff40f2b311 for libc-1
Aug 10 23:20:21.124 INFO running: cargo +f6d43ed84207c7e58f363f46e5a438ff40f2b311-alt check --frozen --all --all-targets
Aug 10 23:20:21.124 INFO creating container for: cargo +f6d43ed84207c7e58f363f46e5a438ff40f2b311-alt check --frozen --all --all-targets
Aug 10 23:20:21.124 INFO running `"docker" "create" "-v" "/tmp/crater.vQJ0fVzZPIrx:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/libc-1/worker-1/master#f6d43ed84207c7e58f363f46e5a438ff40f2b311:/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 +f6d43ed84207c7e58f363f46e5a438ff40f2b311-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "crater"`
Aug 10 23:20:21.379 INFO blam! 43be1f8e987593312c1851b2572a9a379c7581c14a86e549448eae3611b2e75e
Aug 10 23:20:21.381 INFO running `"docker" "start" "-a" "43be1f8e987593312c1851b2572a9a379c7581c14a86e549448eae3611b2e75e"`
Aug 10 23:20:22.642 INFO kablam!     Checking uuid v0.6.5
Aug 10 23:20:22.644 INFO kablam!     Checking chrono v0.4.5
Aug 10 23:20:28.260 INFO kablam!     Checking simplelog v0.5.2
Aug 10 23:20:28.260 INFO kablam!     Checking tusk_data v0.0.1 (file:///source)
Aug 10 23:20:29.323 INFO kablam!     Checking criterion v0.2.4
Aug 10 23:20:31.316 INFO kablam! warning: unused variable: `vo`
Aug 10 23:20:31.316 INFO kablam!   --> src/metrics/mod.rs:36:56
Aug 10 23:20:31.316 INFO kablam!    |
Aug 10 23:20:31.316 INFO kablam! 36 |     pub fn join(&self, rhs: &Self, terms: Vec<String>, vo: ops::Ops) -> Option<Self> {
Aug 10 23:20:31.316 INFO kablam!    |                                                        ^^ help: consider using `_vo` instead
Aug 10 23:20:31.320 INFO kablam!    |
Aug 10 23:20:31.320 INFO kablam!    = note: #[warn(unused_variables)] on by default
Aug 10 23:20:31.321 INFO kablam! 
Aug 10 23:20:39.416 INFO kablam! warning: unused variable: `b`
Aug 10 23:20:39.416 INFO kablam!   --> benches/metrics.rs:11:50
Aug 10 23:20:39.416 INFO kablam!    |
Aug 10 23:20:39.416 INFO kablam! 11 |         c.bench_function("matching metadata", move |b| {
Aug 10 23:20:39.416 INFO kablam!    |                                                     ^ help: consider using `_b` instead
Aug 10 23:20:39.416 INFO kablam!    |
Aug 10 23:20:39.417 INFO kablam!    = note: #[warn(unused_variables)] on by default
Aug 10 23:20:39.417 INFO kablam! 
Aug 10 23:20:41.771 INFO kablam! warning: unused variable: `vo`
Aug 10 23:20:41.771 INFO kablam!   --> src/metrics/mod.rs:36:56
Aug 10 23:20:41.771 INFO kablam!    |
Aug 10 23:20:41.771 INFO kablam! 36 |     pub fn join(&self, rhs: &Self, terms: Vec<String>, vo: ops::Ops) -> Option<Self> {
Aug 10 23:20:41.771 INFO kablam!    |                                                        ^^ help: consider using `_vo` instead
Aug 10 23:20:41.771 INFO kablam!    |
Aug 10 23:20:41.771 INFO kablam!    = note: #[warn(unused_variables)] on by default
Aug 10 23:20:41.771 INFO kablam! 
Aug 10 23:20:42.281 INFO kablam! warning: function is never used: `test_metadata_builder`
Aug 10 23:20:42.281 INFO kablam!    --> src/metadata/mod.rs:221:5
Aug 10 23:20:42.281 INFO kablam!     |
Aug 10 23:20:42.281 INFO kablam! 221 |     fn test_metadata_builder() {
Aug 10 23:20:42.281 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 10 23:20:42.281 INFO kablam!     |
Aug 10 23:20:42.282 INFO kablam!     = note: #[warn(dead_code)] on by default
Aug 10 23:20:42.282 INFO kablam! 
Aug 10 23:20:42.282 INFO kablam! warning: function is never used: `test_metadata_filter`
Aug 10 23:20:42.282 INFO kablam!    --> src/metadata/mod.rs:236:5
Aug 10 23:20:42.282 INFO kablam!     |
Aug 10 23:20:42.282 INFO kablam! 236 |     fn test_metadata_filter() {
Aug 10 23:20:42.282 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 10 23:20:42.282 INFO kablam! 
Aug 10 23:20:42.361 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 20.03s
Aug 10 23:20:42.374 INFO kablam! su: No module specific data is present
Aug 10 23:20:42.898 INFO running `"docker" "rm" "-f" "43be1f8e987593312c1851b2572a9a379c7581c14a86e549448eae3611b2e75e"`
Aug 10 23:20:43.056 INFO blam! 43be1f8e987593312c1851b2572a9a379c7581c14a86e549448eae3611b2e75e