Dec 05 10:28:33.154 INFO checking metrics-0.2.3 against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 05 10:28:33.154 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-3/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/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 +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-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"`
Dec 05 10:28:33.405 INFO [stdout] 3f2d2ea22c5325bd545bf9da57c37ee7c995efda046d50e3fd05e63d574597a3
Dec 05 10:28:33.407 INFO running `"docker" "start" "-a" "3f2d2ea22c5325bd545bf9da57c37ee7c995efda046d50e3fd05e63d574597a3"`
Dec 05 10:28:34.046 INFO [stderr] usermod: no changes
Dec 05 10:28:34.185 INFO [stderr]     Checking metrics v0.2.3 (/source)
Dec 05 10:28:34.185 INFO [stderr]     Checking iron v0.5.1
Dec 05 10:28:41.535 INFO [stderr] warning: unused import: `iron::prelude::*`
Dec 05 10:28:41.535 INFO [stderr]   --> examples/web_server_with_debug_port.rs:14:5
Dec 05 10:28:41.535 INFO [stderr]    |
Dec 05 10:28:41.535 INFO [stderr] 14 | use iron::prelude::*;
Dec 05 10:28:41.535 INFO [stderr]    |     ^^^^^^^^^^^^^^^^
Dec 05 10:28:41.535 INFO [stderr]    |
Dec 05 10:28:41.535 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 05 10:28:41.535 INFO [stderr] 
Dec 05 10:28:41.535 INFO [stderr] warning: unused import: `iron::status`
Dec 05 10:28:41.535 INFO [stderr]   --> examples/web_server_with_debug_port.rs:15:5
Dec 05 10:28:41.535 INFO [stderr]    |
Dec 05 10:28:41.535 INFO [stderr] 15 | use iron::status;
Dec 05 10:28:41.535 INFO [stderr]    |     ^^^^^^^^^^^^
Dec 05 10:28:41.535 INFO [stderr] 
Dec 05 10:28:41.535 INFO [stderr] warning: unused imports: `Counter`, `Gauge`, `Meter`, `Metric`, `StdCounter`, `StdGauge`, `StdMeter`
Dec 05 10:28:41.535 INFO [stderr]   --> examples/web_server_with_debug_port.rs:16:24
Dec 05 10:28:41.535 INFO [stderr]    |
Dec 05 10:28:41.535 INFO [stderr] 16 | use metrics::metrics::{Counter, Gauge, Meter, Metric, StdCounter, StdGauge, StdMeter};
Dec 05 10:28:41.535 INFO [stderr]    |                        ^^^^^^^  ^^^^^  ^^^^^  ^^^^^^  ^^^^^^^^^^  ^^^^^^^^  ^^^^^^^^
Dec 05 10:28:41.535 INFO [stderr] 
Dec 05 10:28:41.535 INFO [stderr] warning: unused import: `std::collections::HashMap`
Dec 05 10:28:41.535 INFO [stderr]   --> examples/web_server_with_debug_port.rs:17:5
Dec 05 10:28:41.535 INFO [stderr]    |
Dec 05 10:28:41.535 INFO [stderr] 17 | use std::collections::HashMap;
Dec 05 10:28:41.535 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 10:28:41.535 INFO [stderr] 
Dec 05 10:28:41.535 INFO [stderr] warning: unused import: `histogram::Histogram`
Dec 05 10:28:41.535 INFO [stderr]   --> examples/web_server_with_debug_port.rs:18:5
Dec 05 10:28:41.535 INFO [stderr]    |
Dec 05 10:28:41.535 INFO [stderr] 18 | use histogram::Histogram;
Dec 05 10:28:41.535 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Dec 05 10:28:41.535 INFO [stderr] 
Dec 05 10:28:41.535 INFO [stderr] warning: unused import: `metrics::reporter::Reporter`
Dec 05 10:28:41.535 INFO [stderr]   --> examples/web_server_with_debug_port.rs:19:5
Dec 05 10:28:41.535 INFO [stderr]    |
Dec 05 10:28:41.535 INFO [stderr] 19 | use metrics::reporter::Reporter;
Dec 05 10:28:41.535 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 10:28:41.535 INFO [stderr] 
Dec 05 10:28:42.059 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.98s
Dec 05 10:28:42.068 INFO [stderr] su: No module specific data is present
Dec 05 10:28:42.910 INFO running `"docker" "inspect" "3f2d2ea22c5325bd545bf9da57c37ee7c995efda046d50e3fd05e63d574597a3"`
Dec 05 10:28:43.257 INFO running `"docker" "rm" "-f" "3f2d2ea22c5325bd545bf9da57c37ee7c995efda046d50e3fd05e63d574597a3"`
Dec 05 10:28:43.551 INFO [stdout] 3f2d2ea22c5325bd545bf9da57c37ee7c995efda046d50e3fd05e63d574597a3