Sep 01 16:43:34.633 INFO checking ipaddr-0.0.3 against try#aa245a5862056b681d2ccdb178f58891108cd3a6 for pr-53831
Sep 01 16:43:34.633 INFO running: cargo +aa245a5862056b681d2ccdb178f58891108cd3a6-alt check --frozen --all --all-targets
Sep 01 16:43:34.633 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53831/try#aa245a5862056b681d2ccdb178f58891108cd3a6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53831/worker-3/try#aa245a5862056b681d2ccdb178f58891108cd3a6:/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 +aa245a5862056b681d2ccdb178f58891108cd3a6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 01 16:43:34.852 INFO blam! 423058abf8d5c8e5bfed4ebdf5d2d5681b0c7b1f4c45e2e153f8ad6354bf3e64
Sep 01 16:43:34.852 INFO running `"docker" "start" "-a" "423058abf8d5c8e5bfed4ebdf5d2d5681b0c7b1f4c45e2e153f8ad6354bf3e64"`
Sep 01 16:43:35.731 INFO kablam!     Checking ipaddr v0.0.3 (file:///source)
Sep 01 16:43:37.854 INFO kablam! warning: unused variable: `f`
Sep 01 16:43:37.854 INFO kablam!   --> src/ipv6/network.rs:57:19
Sep 01 16:43:37.854 INFO kablam!    |
Sep 01 16:43:37.854 INFO kablam! 57 |     fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
Sep 01 16:43:37.854 INFO kablam!    |                   ^ help: consider using `_f` instead
Sep 01 16:43:37.854 INFO kablam!    |
Sep 01 16:43:37.854 INFO kablam!    = note: #[warn(unused_variables)] on by default
Sep 01 16:43:37.855 INFO kablam! 
Sep 01 16:43:37.855 INFO kablam! warning: unused variable: `f`
Sep 01 16:43:37.855 INFO kablam!   --> src/ipv6/network.rs:63:19
Sep 01 16:43:37.855 INFO kablam!    |
Sep 01 16:43:37.855 INFO kablam! 63 |     fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
Sep 01 16:43:37.855 INFO kablam!    |                   ^ help: consider using `_f` instead
Sep 01 16:43:37.856 INFO kablam! 
Sep 01 16:43:38.644 INFO kablam! warning: unused variable: `f`
Sep 01 16:43:38.644 INFO kablam!   --> src/ipv6/network.rs:57:19
Sep 01 16:43:38.644 INFO kablam!    |
Sep 01 16:43:38.644 INFO kablam! 57 |     fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
Sep 01 16:43:38.644 INFO kablam!    |                   ^ help: consider using `_f` instead
Sep 01 16:43:38.644 INFO kablam!    |
Sep 01 16:43:38.644 INFO kablam!    = note: #[warn(unused_variables)] on by default
Sep 01 16:43:38.644 INFO kablam! 
Sep 01 16:43:38.645 INFO kablam! warning: unused variable: `f`
Sep 01 16:43:38.645 INFO kablam!   --> src/ipv6/network.rs:63:19
Sep 01 16:43:38.645 INFO kablam!    |
Sep 01 16:43:38.645 INFO kablam! 63 |     fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
Sep 01 16:43:38.645 INFO kablam!    |                   ^ help: consider using `_f` instead
Sep 01 16:43:38.645 INFO kablam! 
Sep 01 16:43:39.186 INFO kablam! warning: unused `std::result::Result` which must be used
Sep 01 16:43:39.186 INFO kablam!    --> src/ipv6/address/format.rs:451:9
Sep 01 16:43:39.186 INFO kablam!     |
Sep 01 16:43:39.186 INFO kablam! 451 | /         ip.formatter(&mut s)
Sep 01 16:43:39.186 INFO kablam! 452 | |             .upper_case(true)
Sep 01 16:43:39.186 INFO kablam! 453 | |             .ellipsis(false)
Sep 01 16:43:39.186 INFO kablam! 454 | |             .write();
Sep 01 16:43:39.186 INFO kablam!     | |_____________________^
Sep 01 16:43:39.186 INFO kablam!     |
Sep 01 16:43:39.186 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Sep 01 16:43:39.186 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Sep 01 16:43:39.186 INFO kablam! 
Sep 01 16:43:39.268 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 3.55s
Sep 01 16:43:39.271 INFO kablam! su: No module specific data is present
Sep 01 16:43:39.823 INFO running `"docker" "rm" "-f" "423058abf8d5c8e5bfed4ebdf5d2d5681b0c7b1f4c45e2e153f8ad6354bf3e64"`
Sep 01 16:43:39.973 INFO blam! 423058abf8d5c8e5bfed4ebdf5d2d5681b0c7b1f4c45e2e153f8ad6354bf3e64