Sep 20 01:31:08.684 INFO checking ipaddr-0.0.3 against try#135b4cd023a753409d01e43b0f23d22a899feeeb for pr-54352
Sep 20 01:31:08.684 INFO running: cargo +135b4cd023a753409d01e43b0f23d22a899feeeb-alt check --frozen --all --all-targets
Sep 20 01:31:08.684 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-4/pr-54352/try#135b4cd023a753409d01e43b0f23d22a899feeeb:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54352/worker-4/try#135b4cd023a753409d01e43b0f23d22a899feeeb:/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 +135b4cd023a753409d01e43b0f23d22a899feeeb-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 20 01:31:08.930 INFO blam! cecaccf546436d12a049d5eb37723d80fa870a04f0a33efa2d0e4ce210a677ef
Sep 20 01:31:08.937 INFO running `"docker" "start" "-a" "cecaccf546436d12a049d5eb37723d80fa870a04f0a33efa2d0e4ce210a677ef"`
Sep 20 01:31:10.002 INFO kablam! usermod: no changes
Sep 20 01:31:10.044 INFO kablam!     Checking ipaddr v0.0.3 (/source)
Sep 20 01:31:11.242 INFO kablam! warning: unused variable: `f`
Sep 20 01:31:11.242 INFO kablam!   --> src/ipv6/network.rs:57:19
Sep 20 01:31:11.242 INFO kablam!    |
Sep 20 01:31:11.242 INFO kablam! 57 |     fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
Sep 20 01:31:11.242 INFO kablam!    |                   ^ help: consider using `_f` instead
Sep 20 01:31:11.242 INFO kablam!    |
Sep 20 01:31:11.242 INFO kablam!    = note: #[warn(unused_variables)] on by default
Sep 20 01:31:11.242 INFO kablam! 
Sep 20 01:31:11.242 INFO kablam! warning: unused variable: `f`
Sep 20 01:31:11.242 INFO kablam!   --> src/ipv6/network.rs:63:19
Sep 20 01:31:11.242 INFO kablam!    |
Sep 20 01:31:11.242 INFO kablam! 63 |     fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
Sep 20 01:31:11.242 INFO kablam!    |                   ^ help: consider using `_f` instead
Sep 20 01:31:11.242 INFO kablam! 
Sep 20 01:31:11.822 INFO kablam! warning: unused variable: `f`
Sep 20 01:31:11.822 INFO kablam!   --> src/ipv6/network.rs:57:19
Sep 20 01:31:11.822 INFO kablam!    |
Sep 20 01:31:11.822 INFO kablam! 57 |     fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
Sep 20 01:31:11.822 INFO kablam!    |                   ^ help: consider using `_f` instead
Sep 20 01:31:11.822 INFO kablam!    |
Sep 20 01:31:11.822 INFO kablam!    = note: #[warn(unused_variables)] on by default
Sep 20 01:31:11.822 INFO kablam! 
Sep 20 01:31:11.822 INFO kablam! warning: unused variable: `f`
Sep 20 01:31:11.822 INFO kablam!   --> src/ipv6/network.rs:63:19
Sep 20 01:31:11.822 INFO kablam!    |
Sep 20 01:31:11.822 INFO kablam! 63 |     fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
Sep 20 01:31:11.822 INFO kablam!    |                   ^ help: consider using `_f` instead
Sep 20 01:31:11.822 INFO kablam! 
Sep 20 01:31:12.114 INFO kablam! warning: unused `std::result::Result` which must be used
Sep 20 01:31:12.114 INFO kablam!    --> src/ipv6/address/format.rs:451:9
Sep 20 01:31:12.114 INFO kablam!     |
Sep 20 01:31:12.114 INFO kablam! 451 | /         ip.formatter(&mut s)
Sep 20 01:31:12.114 INFO kablam! 452 | |             .upper_case(true)
Sep 20 01:31:12.114 INFO kablam! 453 | |             .ellipsis(false)
Sep 20 01:31:12.114 INFO kablam! 454 | |             .write();
Sep 20 01:31:12.114 INFO kablam!     | |_____________________^
Sep 20 01:31:12.114 INFO kablam!     |
Sep 20 01:31:12.114 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Sep 20 01:31:12.114 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Sep 20 01:31:12.114 INFO kablam! 
Sep 20 01:31:12.166 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.14s
Sep 20 01:31:12.172 INFO kablam! su: No module specific data is present
Sep 20 01:31:13.040 INFO running `"docker" "rm" "-f" "cecaccf546436d12a049d5eb37723d80fa870a04f0a33efa2d0e4ce210a677ef"`
Sep 20 01:31:13.092 INFO blam! cecaccf546436d12a049d5eb37723d80fa870a04f0a33efa2d0e4ce210a677ef