Oct 27 19:14:42.408 INFO checking metrics-0.2.3 against try#19f01b935b91481fd445b16b533d2f87661bf12e for pr-55192-2
Oct 27 19:14:42.408 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-55192-2/worker-7/try#19f01b935b91481fd445b16b533d2f87661bf12e:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-7/pr-55192-2/try#19f01b935b91481fd445b16b533d2f87661bf12e:/source:ro,Z" "-v" "/mnt/big/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +19f01b935b91481fd445b16b533d2f87661bf12e-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Oct 27 19:14:42.598 INFO blam! 7cd5821377f2d32765c85ab71781f99ac921f4a617355d8b4157c4c90c151a47
Oct 27 19:14:42.600 INFO running `"docker" "start" "-a" "7cd5821377f2d32765c85ab71781f99ac921f4a617355d8b4157c4c90c151a47"`
Oct 27 19:14:43.018 INFO kablam! usermod: no changes
Oct 27 19:14:43.108 INFO kablam!     Checking metrics v0.2.3 (/source)
Oct 27 19:14:48.855 INFO kablam! warning: unused import: `iron::prelude::*`
Oct 27 19:14:48.855 INFO kablam!   --> examples/web_server_with_debug_port.rs:14:5
Oct 27 19:14:48.855 INFO kablam!    |
Oct 27 19:14:48.855 INFO kablam! 14 | use iron::prelude::*;
Oct 27 19:14:48.856 INFO kablam!    |     ^^^^^^^^^^^^^^^^
Oct 27 19:14:48.856 INFO kablam!    |
Oct 27 19:14:48.856 INFO kablam!    = note: #[warn(unused_imports)] on by default
Oct 27 19:14:48.856 INFO kablam! 
Oct 27 19:14:48.856 INFO kablam! warning: unused import: `iron::status`
Oct 27 19:14:48.857 INFO kablam!   --> examples/web_server_with_debug_port.rs:15:5
Oct 27 19:14:48.857 INFO kablam!    |
Oct 27 19:14:48.857 INFO kablam! 15 | use iron::status;
Oct 27 19:14:48.857 INFO kablam!    |     ^^^^^^^^^^^^
Oct 27 19:14:48.857 INFO kablam! 
Oct 27 19:14:48.858 INFO kablam! warning: unused imports: `Counter`, `Gauge`, `Meter`, `Metric`, `StdCounter`, `StdGauge`, `StdMeter`
Oct 27 19:14:48.858 INFO kablam!   --> examples/web_server_with_debug_port.rs:16:24
Oct 27 19:14:48.858 INFO kablam!    |
Oct 27 19:14:48.858 INFO kablam! 16 | use metrics::metrics::{Counter, Gauge, Meter, Metric, StdCounter, StdGauge, StdMeter};
Oct 27 19:14:48.858 INFO kablam!    |                        ^^^^^^^  ^^^^^  ^^^^^  ^^^^^^  ^^^^^^^^^^  ^^^^^^^^  ^^^^^^^^
Oct 27 19:14:48.858 INFO kablam! 
Oct 27 19:14:48.858 INFO kablam! warning: unused import: `std::collections::HashMap`
Oct 27 19:14:48.858 INFO kablam!   --> examples/web_server_with_debug_port.rs:17:5
Oct 27 19:14:48.858 INFO kablam!    |
Oct 27 19:14:48.858 INFO kablam! 17 | use std::collections::HashMap;
Oct 27 19:14:48.858 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 27 19:14:48.858 INFO kablam! 
Oct 27 19:14:48.858 INFO kablam! warning: unused import: `histogram::Histogram`
Oct 27 19:14:48.858 INFO kablam!   --> examples/web_server_with_debug_port.rs:18:5
Oct 27 19:14:48.858 INFO kablam!    |
Oct 27 19:14:48.858 INFO kablam! 18 | use histogram::Histogram;
Oct 27 19:14:48.858 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^
Oct 27 19:14:48.858 INFO kablam! 
Oct 27 19:14:48.858 INFO kablam! warning: unused import: `metrics::reporter::Reporter`
Oct 27 19:14:48.858 INFO kablam!   --> examples/web_server_with_debug_port.rs:19:5
Oct 27 19:14:48.858 INFO kablam!    |
Oct 27 19:14:48.858 INFO kablam! 19 | use metrics::reporter::Reporter;
Oct 27 19:14:48.858 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 27 19:14:48.858 INFO kablam! 
Oct 27 19:14:49.092 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 6.05s
Oct 27 19:14:49.112 INFO kablam! su: No module specific data is present
Oct 27 19:14:49.967 INFO running `"docker" "rm" "-f" "7cd5821377f2d32765c85ab71781f99ac921f4a617355d8b4157c4c90c151a47"`
Oct 27 19:14:50.271 INFO blam! 7cd5821377f2d32765c85ab71781f99ac921f4a617355d8b4157c4c90c151a47