Sep 21 07:04:22.786 INFO checking metrics-0.2.3 against master#f7f4c500b46603386e940f116b469c7adc043a6d for pr-54394
Sep 21 07:04:22.786 INFO running: cargo +f7f4c500b46603386e940f116b469c7adc043a6d-alt check --frozen --all --all-targets
Sep 21 07:04:22.786 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-7/pr-54394/master#f7f4c500b46603386e940f116b469c7adc043a6d:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54394/worker-7/master#f7f4c500b46603386e940f116b469c7adc043a6d:/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 +f7f4c500b46603386e940f116b469c7adc043a6d-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 21 07:04:23.014 INFO blam! fcb922466ce55406152d6438f465c2b73580a14c44a797d0fa412d114e11b618
Sep 21 07:04:23.016 INFO running `"docker" "start" "-a" "fcb922466ce55406152d6438f465c2b73580a14c44a797d0fa412d114e11b618"`
Sep 21 07:04:23.625 INFO kablam! usermod: no changes
Sep 21 07:04:23.740 INFO kablam!     Checking metrics v0.2.3 (/source)
Sep 21 07:04:26.810 INFO kablam! warning: unused import: `iron::prelude::*`
Sep 21 07:04:26.810 INFO kablam!   --> examples/web_server_with_debug_port.rs:14:5
Sep 21 07:04:26.810 INFO kablam!    |
Sep 21 07:04:26.811 INFO kablam! 14 | use iron::prelude::*;
Sep 21 07:04:26.811 INFO kablam!    |     ^^^^^^^^^^^^^^^^
Sep 21 07:04:26.811 INFO kablam!    |
Sep 21 07:04:26.812 INFO kablam!    = note: #[warn(unused_imports)] on by default
Sep 21 07:04:26.812 INFO kablam! 
Sep 21 07:04:26.812 INFO kablam! warning: unused import: `iron::status`
Sep 21 07:04:26.813 INFO kablam!   --> examples/web_server_with_debug_port.rs:15:5
Sep 21 07:04:26.813 INFO kablam!    |
Sep 21 07:04:26.813 INFO kablam! 15 | use iron::status;
Sep 21 07:04:26.814 INFO kablam!    |     ^^^^^^^^^^^^
Sep 21 07:04:26.814 INFO kablam! 
Sep 21 07:04:26.814 INFO kablam! warning: unused imports: `Counter`, `Gauge`, `Meter`, `Metric`, `StdCounter`, `StdGauge`, `StdMeter`
Sep 21 07:04:26.814 INFO kablam!   --> examples/web_server_with_debug_port.rs:16:24
Sep 21 07:04:26.815 INFO kablam!    |
Sep 21 07:04:26.815 INFO kablam! 16 | use metrics::metrics::{Counter, Gauge, Meter, Metric, StdCounter, StdGauge, StdMeter};
Sep 21 07:04:26.815 INFO kablam!    |                        ^^^^^^^  ^^^^^  ^^^^^  ^^^^^^  ^^^^^^^^^^  ^^^^^^^^  ^^^^^^^^
Sep 21 07:04:26.816 INFO kablam! 
Sep 21 07:04:26.816 INFO kablam! warning: unused import: `std::collections::HashMap`
Sep 21 07:04:26.816 INFO kablam!   --> examples/web_server_with_debug_port.rs:17:5
Sep 21 07:04:26.817 INFO kablam!    |
Sep 21 07:04:26.817 INFO kablam! 17 | use std::collections::HashMap;
Sep 21 07:04:26.817 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 21 07:04:26.817 INFO kablam! 
Sep 21 07:04:26.818 INFO kablam! warning: unused import: `histogram::Histogram`
Sep 21 07:04:26.818 INFO kablam!   --> examples/web_server_with_debug_port.rs:18:5
Sep 21 07:04:26.818 INFO kablam!    |
Sep 21 07:04:26.819 INFO kablam! 18 | use histogram::Histogram;
Sep 21 07:04:26.819 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^
Sep 21 07:04:26.819 INFO kablam! 
Sep 21 07:04:26.820 INFO kablam! warning: unused import: `metrics::reporter::Reporter`
Sep 21 07:04:26.820 INFO kablam!   --> examples/web_server_with_debug_port.rs:19:5
Sep 21 07:04:26.820 INFO kablam!    |
Sep 21 07:04:26.820 INFO kablam! 19 | use metrics::reporter::Reporter;
Sep 21 07:04:26.821 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 21 07:04:26.821 INFO kablam! 
Sep 21 07:04:26.886 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 3.22s
Sep 21 07:04:26.895 INFO kablam! su: No module specific data is present
Sep 21 07:04:28.700 INFO running `"docker" "rm" "-f" "fcb922466ce55406152d6438f465c2b73580a14c44a797d0fa412d114e11b618"`
Sep 21 07:04:28.839 INFO blam! fcb922466ce55406152d6438f465c2b73580a14c44a797d0fa412d114e11b618