Sep 14 14:33:35.585 INFO checking ipaddr-0.0.3 against try#87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0 for pr-53578-1
Sep 14 14:33:35.585 INFO running: cargo +87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0-alt check --frozen --all --all-targets
Sep 14 14:33:35.586 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 14:33:35.716 INFO blam! 9836d78949034768001be0e4478c0ee54ea9ef7d3b74adf4e0280b1649dc6b94
Sep 14 14:33:35.718 INFO running `"docker" "start" "-a" "9836d78949034768001be0e4478c0ee54ea9ef7d3b74adf4e0280b1649dc6b94"`
Sep 14 14:33:36.880 INFO kablam! usermod: no changes
Sep 14 14:33:36.902 INFO kablam!     Checking ipaddr v0.0.3 (file:///source)
Sep 14 14:33:37.627 INFO kablam! warning: unused variable: `f`
Sep 14 14:33:37.627 INFO kablam!   --> src/ipv6/network.rs:57:19
Sep 14 14:33:37.627 INFO kablam!    |
Sep 14 14:33:37.627 INFO kablam! 57 |     fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
Sep 14 14:33:37.627 INFO kablam!    |                   ^ help: consider using `_f` instead
Sep 14 14:33:37.627 INFO kablam!    |
Sep 14 14:33:37.627 INFO kablam!    = note: #[warn(unused_variables)] on by default
Sep 14 14:33:37.627 INFO kablam! 
Sep 14 14:33:37.627 INFO kablam! warning: unused variable: `f`
Sep 14 14:33:37.627 INFO kablam!   --> src/ipv6/network.rs:63:19
Sep 14 14:33:37.627 INFO kablam!    |
Sep 14 14:33:37.627 INFO kablam! 63 |     fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
Sep 14 14:33:37.627 INFO kablam!    |                   ^ help: consider using `_f` instead
Sep 14 14:33:37.627 INFO kablam! 
Sep 14 14:33:38.042 INFO kablam! warning: unused variable: `f`
Sep 14 14:33:38.042 INFO kablam!   --> src/ipv6/network.rs:57:19
Sep 14 14:33:38.042 INFO kablam!    |
Sep 14 14:33:38.042 INFO kablam! 57 |     fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
Sep 14 14:33:38.042 INFO kablam!    |                   ^ help: consider using `_f` instead
Sep 14 14:33:38.042 INFO kablam!    |
Sep 14 14:33:38.042 INFO kablam!    = note: #[warn(unused_variables)] on by default
Sep 14 14:33:38.042 INFO kablam! 
Sep 14 14:33:38.042 INFO kablam! warning: unused variable: `f`
Sep 14 14:33:38.042 INFO kablam!   --> src/ipv6/network.rs:63:19
Sep 14 14:33:38.042 INFO kablam!    |
Sep 14 14:33:38.042 INFO kablam! 63 |     fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
Sep 14 14:33:38.042 INFO kablam!    |                   ^ help: consider using `_f` instead
Sep 14 14:33:38.042 INFO kablam! 
Sep 14 14:33:38.344 INFO kablam! warning: unused `std::result::Result` which must be used
Sep 14 14:33:38.344 INFO kablam!    --> src/ipv6/address/format.rs:451:9
Sep 14 14:33:38.344 INFO kablam!     |
Sep 14 14:33:38.345 INFO kablam! 451 | /         ip.formatter(&mut s)
Sep 14 14:33:38.345 INFO kablam! 452 | |             .upper_case(true)
Sep 14 14:33:38.345 INFO kablam! 453 | |             .ellipsis(false)
Sep 14 14:33:38.345 INFO kablam! 454 | |             .write();
Sep 14 14:33:38.345 INFO kablam!     | |_____________________^
Sep 14 14:33:38.345 INFO kablam!     |
Sep 14 14:33:38.345 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Sep 14 14:33:38.345 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Sep 14 14:33:38.345 INFO kablam! 
Sep 14 14:33:38.428 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.53s
Sep 14 14:33:38.430 INFO kablam! su: No module specific data is present
Sep 14 14:33:39.294 INFO running `"docker" "rm" "-f" "9836d78949034768001be0e4478c0ee54ea9ef7d3b74adf4e0280b1649dc6b94"`
Sep 14 14:33:39.518 INFO blam! 9836d78949034768001be0e4478c0ee54ea9ef7d3b74adf4e0280b1649dc6b94