Sep 01 00:13:34.642 INFO checking ipaddr-0.0.3 against master#d0d81b7fc1421859ba0218e8a437af29ae3b0967 for pr-53578
Sep 01 00:13:34.643 INFO running: cargo +d0d81b7fc1421859ba0218e8a437af29ae3b0967-alt check --frozen --all --all-targets
Sep 01 00:13:34.643 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-53578/master#d0d81b7fc1421859ba0218e8a437af29ae3b0967:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578/worker-2/master#d0d81b7fc1421859ba0218e8a437af29ae3b0967:/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=500" "-e" "CMD=cargo +d0d81b7fc1421859ba0218e8a437af29ae3b0967-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 01 00:13:34.902 INFO blam! 8c3b7ba28b43e0fe4fa1f07d514044ddcc40f8dbd063b5b885744178a7aef4bf
Sep 01 00:13:34.904 INFO running `"docker" "start" "-a" "8c3b7ba28b43e0fe4fa1f07d514044ddcc40f8dbd063b5b885744178a7aef4bf"`
Sep 01 00:13:35.916 INFO kablam!     Checking ipaddr v0.0.3 (file:///source)
Sep 01 00:13:38.634 INFO kablam! warning: unused variable: `f`
Sep 01 00:13:38.634 INFO kablam!   --> src/ipv6/network.rs:57:19
Sep 01 00:13:38.634 INFO kablam!    |
Sep 01 00:13:38.634 INFO kablam! 57 |     fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
Sep 01 00:13:38.634 INFO kablam!    |                   ^ help: consider using `_f` instead
Sep 01 00:13:38.635 INFO kablam!    |
Sep 01 00:13:38.635 INFO kablam!    = note: #[warn(unused_variables)] on by default
Sep 01 00:13:38.635 INFO kablam! 
Sep 01 00:13:38.635 INFO kablam! warning: unused variable: `f`
Sep 01 00:13:38.635 INFO kablam!   --> src/ipv6/network.rs:63:19
Sep 01 00:13:38.635 INFO kablam!    |
Sep 01 00:13:38.635 INFO kablam! 63 |     fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
Sep 01 00:13:38.635 INFO kablam!    |                   ^ help: consider using `_f` instead
Sep 01 00:13:38.635 INFO kablam! 
Sep 01 00:13:39.487 INFO kablam! warning: unused variable: `f`
Sep 01 00:13:39.487 INFO kablam!   --> src/ipv6/network.rs:57:19
Sep 01 00:13:39.487 INFO kablam!    |
Sep 01 00:13:39.487 INFO kablam! 57 |     fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
Sep 01 00:13:39.487 INFO kablam!    |                   ^ help: consider using `_f` instead
Sep 01 00:13:39.488 INFO kablam!    |
Sep 01 00:13:39.488 INFO kablam!    = note: #[warn(unused_variables)] on by default
Sep 01 00:13:39.488 INFO kablam! 
Sep 01 00:13:39.488 INFO kablam! warning: unused variable: `f`
Sep 01 00:13:39.488 INFO kablam!   --> src/ipv6/network.rs:63:19
Sep 01 00:13:39.488 INFO kablam!    |
Sep 01 00:13:39.488 INFO kablam! 63 |     fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
Sep 01 00:13:39.488 INFO kablam!    |                   ^ help: consider using `_f` instead
Sep 01 00:13:39.488 INFO kablam! 
Sep 01 00:13:40.140 INFO kablam! warning: unused `std::result::Result` which must be used
Sep 01 00:13:40.140 INFO kablam!    --> src/ipv6/address/format.rs:451:9
Sep 01 00:13:40.140 INFO kablam!     |
Sep 01 00:13:40.140 INFO kablam! 451 | /         ip.formatter(&mut s)
Sep 01 00:13:40.140 INFO kablam! 452 | |             .upper_case(true)
Sep 01 00:13:40.140 INFO kablam! 453 | |             .ellipsis(false)
Sep 01 00:13:40.140 INFO kablam! 454 | |             .write();
Sep 01 00:13:40.140 INFO kablam!     | |_____________________^
Sep 01 00:13:40.140 INFO kablam!     |
Sep 01 00:13:40.140 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Sep 01 00:13:40.140 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Sep 01 00:13:40.140 INFO kablam! 
Sep 01 00:13:40.256 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 4.38s
Sep 01 00:13:40.259 INFO kablam! su: No module specific data is present
Sep 01 00:13:40.831 INFO running `"docker" "rm" "-f" "8c3b7ba28b43e0fe4fa1f07d514044ddcc40f8dbd063b5b885744178a7aef4bf"`
Sep 01 00:13:40.963 INFO blam! 8c3b7ba28b43e0fe4fa1f07d514044ddcc40f8dbd063b5b885744178a7aef4bf