Sep 17 22:42:16.407 INFO checking ipaddr-0.0.3 against master#cb6d2dfa8923902b0992a1522dc4a45a9d3ba690 for pr-54033
Sep 17 22:42:16.407 INFO running: cargo +cb6d2dfa8923902b0992a1522dc4a45a9d3ba690-alt check --frozen --all --all-targets
Sep 17 22:42:16.407 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-54033/master#cb6d2dfa8923902b0992a1522dc4a45a9d3ba690:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54033/worker-0/master#cb6d2dfa8923902b0992a1522dc4a45a9d3ba690:/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 +cb6d2dfa8923902b0992a1522dc4a45a9d3ba690-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 17 22:42:16.544 INFO blam! 9dfe8d16dc848d857f10c99d5ef4ba34d2bcf34f9cad7cc4f9da57b1975ad5e6
Sep 17 22:42:16.546 INFO running `"docker" "start" "-a" "9dfe8d16dc848d857f10c99d5ef4ba34d2bcf34f9cad7cc4f9da57b1975ad5e6"`
Sep 17 22:42:17.594 INFO kablam! usermod: no changes
Sep 17 22:42:17.617 INFO kablam!     Checking ipaddr v0.0.3 (/source)
Sep 17 22:42:18.627 INFO kablam! warning: unused variable: `f`
Sep 17 22:42:18.627 INFO kablam!   --> src/ipv6/network.rs:57:19
Sep 17 22:42:18.628 INFO kablam!    |
Sep 17 22:42:18.628 INFO kablam! 57 |     fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
Sep 17 22:42:18.628 INFO kablam!    |                   ^ help: consider using `_f` instead
Sep 17 22:42:18.628 INFO kablam!    |
Sep 17 22:42:18.628 INFO kablam!    = note: #[warn(unused_variables)] on by default
Sep 17 22:42:18.628 INFO kablam! 
Sep 17 22:42:18.628 INFO kablam! warning: unused variable: `f`
Sep 17 22:42:18.628 INFO kablam!   --> src/ipv6/network.rs:63:19
Sep 17 22:42:18.628 INFO kablam!    |
Sep 17 22:42:18.628 INFO kablam! 63 |     fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
Sep 17 22:42:18.628 INFO kablam!    |                   ^ help: consider using `_f` instead
Sep 17 22:42:18.628 INFO kablam! 
Sep 17 22:42:19.010 INFO kablam! warning: unused variable: `f`
Sep 17 22:42:19.011 INFO kablam!   --> src/ipv6/network.rs:57:19
Sep 17 22:42:19.011 INFO kablam!    |
Sep 17 22:42:19.011 INFO kablam! 57 |     fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
Sep 17 22:42:19.011 INFO kablam!    |                   ^ help: consider using `_f` instead
Sep 17 22:42:19.011 INFO kablam!    |
Sep 17 22:42:19.011 INFO kablam!    = note: #[warn(unused_variables)] on by default
Sep 17 22:42:19.011 INFO kablam! 
Sep 17 22:42:19.011 INFO kablam! warning: unused variable: `f`
Sep 17 22:42:19.011 INFO kablam!   --> src/ipv6/network.rs:63:19
Sep 17 22:42:19.011 INFO kablam!    |
Sep 17 22:42:19.011 INFO kablam! 63 |     fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
Sep 17 22:42:19.011 INFO kablam!    |                   ^ help: consider using `_f` instead
Sep 17 22:42:19.011 INFO kablam! 
Sep 17 22:42:19.275 INFO kablam! warning: unused `std::result::Result` which must be used
Sep 17 22:42:19.275 INFO kablam!    --> src/ipv6/address/format.rs:451:9
Sep 17 22:42:19.275 INFO kablam!     |
Sep 17 22:42:19.275 INFO kablam! 451 | /         ip.formatter(&mut s)
Sep 17 22:42:19.275 INFO kablam! 452 | |             .upper_case(true)
Sep 17 22:42:19.275 INFO kablam! 453 | |             .ellipsis(false)
Sep 17 22:42:19.275 INFO kablam! 454 | |             .write();
Sep 17 22:42:19.275 INFO kablam!     | |_____________________^
Sep 17 22:42:19.275 INFO kablam!     |
Sep 17 22:42:19.275 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Sep 17 22:42:19.275 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Sep 17 22:42:19.275 INFO kablam! 
Sep 17 22:42:19.319 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.71s
Sep 17 22:42:19.322 INFO kablam! su: No module specific data is present
Sep 17 22:42:19.923 INFO running `"docker" "rm" "-f" "9dfe8d16dc848d857f10c99d5ef4ba34d2bcf34f9cad7cc4f9da57b1975ad5e6"`
Sep 17 22:42:20.099 INFO blam! 9dfe8d16dc848d857f10c99d5ef4ba34d2bcf34f9cad7cc4f9da57b1975ad5e6