Sep 06 05:09:54.532 INFO checking ipaddr-0.0.3 against master#1c2e17f4e3a2070a7f703f51e29c1c388ef703b6 for pr-53854
Sep 06 05:09:54.532 INFO running: cargo +1c2e17f4e3a2070a7f703f51e29c1c388ef703b6-alt check --frozen --all --all-targets
Sep 06 05:09:54.533 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-53854/master#1c2e17f4e3a2070a7f703f51e29c1c388ef703b6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53854/worker-0/master#1c2e17f4e3a2070a7f703f51e29c1c388ef703b6:/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 +1c2e17f4e3a2070a7f703f51e29c1c388ef703b6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 06 05:09:54.648 INFO blam! d6d67a11e8fbe6d4f3234a831611baada0957165b4bcc60d79b4ad116e43c113
Sep 06 05:09:54.649 INFO running `"docker" "start" "-a" "d6d67a11e8fbe6d4f3234a831611baada0957165b4bcc60d79b4ad116e43c113"`
Sep 06 05:09:56.237 INFO kablam! usermod: no changes
Sep 06 05:09:56.274 INFO kablam!     Checking ipaddr v0.0.3 (file:///source)
Sep 06 05:09:57.293 INFO kablam! warning: unused variable: `f`
Sep 06 05:09:57.293 INFO kablam!   --> src/ipv6/network.rs:57:19
Sep 06 05:09:57.293 INFO kablam!    |
Sep 06 05:09:57.293 INFO kablam! 57 |     fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
Sep 06 05:09:57.293 INFO kablam!    |                   ^ help: consider using `_f` instead
Sep 06 05:09:57.293 INFO kablam!    |
Sep 06 05:09:57.293 INFO kablam!    = note: #[warn(unused_variables)] on by default
Sep 06 05:09:57.293 INFO kablam! 
Sep 06 05:09:57.293 INFO kablam! warning: unused variable: `f`
Sep 06 05:09:57.293 INFO kablam!   --> src/ipv6/network.rs:63:19
Sep 06 05:09:57.293 INFO kablam!    |
Sep 06 05:09:57.293 INFO kablam! 63 |     fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
Sep 06 05:09:57.293 INFO kablam!    |                   ^ help: consider using `_f` instead
Sep 06 05:09:57.293 INFO kablam! 
Sep 06 05:09:57.498 INFO kablam! warning: unused variable: `f`
Sep 06 05:09:57.498 INFO kablam!   --> src/ipv6/network.rs:57:19
Sep 06 05:09:57.498 INFO kablam!    |
Sep 06 05:09:57.498 INFO kablam! 57 |     fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
Sep 06 05:09:57.498 INFO kablam!    |                   ^ help: consider using `_f` instead
Sep 06 05:09:57.498 INFO kablam!    |
Sep 06 05:09:57.498 INFO kablam!    = note: #[warn(unused_variables)] on by default
Sep 06 05:09:57.498 INFO kablam! 
Sep 06 05:09:57.498 INFO kablam! warning: unused variable: `f`
Sep 06 05:09:57.498 INFO kablam!   --> src/ipv6/network.rs:63:19
Sep 06 05:09:57.498 INFO kablam!    |
Sep 06 05:09:57.498 INFO kablam! 63 |     fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
Sep 06 05:09:57.498 INFO kablam!    |                   ^ help: consider using `_f` instead
Sep 06 05:09:57.498 INFO kablam! 
Sep 06 05:09:57.762 INFO kablam! warning: unused `std::result::Result` which must be used
Sep 06 05:09:57.762 INFO kablam!    --> src/ipv6/address/format.rs:451:9
Sep 06 05:09:57.762 INFO kablam!     |
Sep 06 05:09:57.762 INFO kablam! 451 | /         ip.formatter(&mut s)
Sep 06 05:09:57.762 INFO kablam! 452 | |             .upper_case(true)
Sep 06 05:09:57.762 INFO kablam! 453 | |             .ellipsis(false)
Sep 06 05:09:57.762 INFO kablam! 454 | |             .write();
Sep 06 05:09:57.762 INFO kablam!     | |_____________________^
Sep 06 05:09:57.762 INFO kablam!     |
Sep 06 05:09:57.762 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Sep 06 05:09:57.762 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Sep 06 05:09:57.762 INFO kablam! 
Sep 06 05:09:57.800 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.53s
Sep 06 05:09:57.802 INFO kablam! su: No module specific data is present
Sep 06 05:09:58.407 INFO running `"docker" "rm" "-f" "d6d67a11e8fbe6d4f3234a831611baada0957165b4bcc60d79b4ad116e43c113"`
Sep 06 05:09:58.511 INFO blam! d6d67a11e8fbe6d4f3234a831611baada0957165b4bcc60d79b4ad116e43c113