Sep 04 09:02:27.573 INFO checking robin-derives-0.3.0 against master#2687112ea6a8701cbf36e6dd4d77d64694cf93d8 for pr-53913
Sep 04 09:02:27.573 INFO running: cargo +2687112ea6a8701cbf36e6dd4d77d64694cf93d8-alt check --frozen --all --all-targets
Sep 04 09:02:27.573 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-53913/master#2687112ea6a8701cbf36e6dd4d77d64694cf93d8:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53913/worker-0/master#2687112ea6a8701cbf36e6dd4d77d64694cf93d8:/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 +2687112ea6a8701cbf36e6dd4d77d64694cf93d8-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 04 09:02:27.783 INFO blam! 870002b0b3c6d6f82665ccfb55f13904dcf2bdee0e26731e9c0622ddc47709aa
Sep 04 09:02:27.785 INFO running `"docker" "start" "-a" "870002b0b3c6d6f82665ccfb55f13904dcf2bdee0e26731e9c0622ddc47709aa"`
Sep 04 09:02:28.493 INFO kablam!     Checking robin-derives v0.3.0 (file:///source)
Sep 04 09:02:30.792 INFO kablam! warning: function is never used: `underscore`
Sep 04 09:02:30.792 INFO kablam!    --> src/jobs.rs:111:1
Sep 04 09:02:30.792 INFO kablam!     |
Sep 04 09:02:30.792 INFO kablam! 111 | fn underscore(s: &str) -> String {
Sep 04 09:02:30.792 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 04 09:02:30.792 INFO kablam!     |
Sep 04 09:02:30.793 INFO kablam!     = note: #[warn(dead_code)] on by default
Sep 04 09:02:30.793 INFO kablam! 
Sep 04 09:02:30.822 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.36s
Sep 04 09:02:30.825 INFO kablam! su: No module specific data is present
Sep 04 09:02:31.454 INFO running `"docker" "rm" "-f" "870002b0b3c6d6f82665ccfb55f13904dcf2bdee0e26731e9c0622ddc47709aa"`
Sep 04 09:02:31.557 INFO blam! 870002b0b3c6d6f82665ccfb55f13904dcf2bdee0e26731e9c0622ddc47709aa