Nov 30 19:32:07.543 INFO checking metrics-0.2.3 against master#a49316ddc99d9d595193557fc899f6c52e4d9af9 for pr-56323
Nov 30 19:32:07.543 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-6/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56323/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/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 +a49316ddc99d9d595193557fc899f6c52e4d9af9-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"`
Nov 30 19:32:07.912 INFO [stdout] 8a37ea0b5f8ac6a036c1fed179be659294fb9f1307022ffd8c081e61ab104530
Nov 30 19:32:07.916 INFO running `"docker" "start" "-a" "8a37ea0b5f8ac6a036c1fed179be659294fb9f1307022ffd8c081e61ab104530"`
Nov 30 19:32:09.112 INFO [stderr] usermod: no changes
Nov 30 19:32:09.308 INFO [stderr]     Checking histogram v0.6.9
Nov 30 19:32:09.946 INFO [stderr]     Checking metrics v0.2.3 (/source)
Nov 30 19:32:16.624 INFO [stderr] warning: unused import: `iron::prelude::*`
Nov 30 19:32:16.624 INFO [stderr]   --> examples/web_server_with_debug_port.rs:14:5
Nov 30 19:32:16.624 INFO [stderr]    |
Nov 30 19:32:16.624 INFO [stderr] 14 | use iron::prelude::*;
Nov 30 19:32:16.624 INFO [stderr]    |     ^^^^^^^^^^^^^^^^
Nov 30 19:32:16.624 INFO [stderr]    |
Nov 30 19:32:16.624 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Nov 30 19:32:16.624 INFO [stderr] 
Nov 30 19:32:16.625 INFO [stderr] warning: unused import: `iron::status`
Nov 30 19:32:16.625 INFO [stderr]   --> examples/web_server_with_debug_port.rs:15:5
Nov 30 19:32:16.625 INFO [stderr]    |
Nov 30 19:32:16.625 INFO [stderr] 15 | use iron::status;
Nov 30 19:32:16.625 INFO [stderr]    |     ^^^^^^^^^^^^
Nov 30 19:32:16.625 INFO [stderr] 
Nov 30 19:32:16.625 INFO [stderr] warning: unused imports: `Counter`, `Gauge`, `Meter`, `Metric`, `StdCounter`, `StdGauge`, `StdMeter`
Nov 30 19:32:16.625 INFO [stderr]   --> examples/web_server_with_debug_port.rs:16:24
Nov 30 19:32:16.625 INFO [stderr]    |
Nov 30 19:32:16.625 INFO [stderr] 16 | use metrics::metrics::{Counter, Gauge, Meter, Metric, StdCounter, StdGauge, StdMeter};
Nov 30 19:32:16.625 INFO [stderr]    |                        ^^^^^^^  ^^^^^  ^^^^^  ^^^^^^  ^^^^^^^^^^  ^^^^^^^^  ^^^^^^^^
Nov 30 19:32:16.625 INFO [stderr] 
Nov 30 19:32:16.625 INFO [stderr] warning: unused import: `std::collections::HashMap`
Nov 30 19:32:16.625 INFO [stderr]   --> examples/web_server_with_debug_port.rs:17:5
Nov 30 19:32:16.625 INFO [stderr]    |
Nov 30 19:32:16.625 INFO [stderr] 17 | use std::collections::HashMap;
Nov 30 19:32:16.625 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 19:32:16.625 INFO [stderr] 
Nov 30 19:32:16.625 INFO [stderr] warning: unused import: `histogram::Histogram`
Nov 30 19:32:16.625 INFO [stderr]   --> examples/web_server_with_debug_port.rs:18:5
Nov 30 19:32:16.625 INFO [stderr]    |
Nov 30 19:32:16.625 INFO [stderr] 18 | use histogram::Histogram;
Nov 30 19:32:16.625 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Nov 30 19:32:16.625 INFO [stderr] 
Nov 30 19:32:16.625 INFO [stderr] warning: unused import: `metrics::reporter::Reporter`
Nov 30 19:32:16.625 INFO [stderr]   --> examples/web_server_with_debug_port.rs:19:5
Nov 30 19:32:16.625 INFO [stderr]    |
Nov 30 19:32:16.625 INFO [stderr] 19 | use metrics::reporter::Reporter;
Nov 30 19:32:16.625 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 19:32:16.625 INFO [stderr] 
Nov 30 19:32:16.671 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.53s
Nov 30 19:32:16.685 INFO [stderr] su: No module specific data is present
Nov 30 19:32:17.738 INFO running `"docker" "inspect" "8a37ea0b5f8ac6a036c1fed179be659294fb9f1307022ffd8c081e61ab104530"`
Nov 30 19:32:18.054 INFO running `"docker" "rm" "-f" "8a37ea0b5f8ac6a036c1fed179be659294fb9f1307022ffd8c081e61ab104530"`
Nov 30 19:32:18.356 INFO [stdout] 8a37ea0b5f8ac6a036c1fed179be659294fb9f1307022ffd8c081e61ab104530