Dec 04 13:01:10.607 INFO checking nuclearfurnace/synchrotron against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 13:01:10.607 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-7/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/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 04 13:01:11.124 INFO [stdout] 024eee91a76f89b3edc625d3fa0c6c1b71c69c3d81ae59df8e6a85fb06e8ad1c
Dec 04 13:01:11.131 INFO running `"docker" "start" "-a" "024eee91a76f89b3edc625d3fa0c6c1b71c69c3d81ae59df8e6a85fb06e8ad1c"`
Dec 04 13:01:12.305 INFO [stderr] usermod: no changes
Dec 04 13:01:12.685 INFO [stderr]    Compiling synchrotron v0.1.0 (/source)
Dec 04 13:01:12.685 INFO [stderr]     Checking arc-swap v0.3.0
Dec 04 13:01:12.703 INFO [stderr]     Checking log v0.4.6
Dec 04 13:01:12.704 INFO [stderr]     Checking crossbeam-utils v0.3.2
Dec 04 13:01:12.704 INFO [stderr]     Checking futures-turnstyle v3.0.0
Dec 04 13:01:12.705 INFO [stderr]     Checking crossbeam-epoch v0.5.2
Dec 04 13:01:12.705 INFO [stderr]     Checking crossbeam-epoch v0.6.0
Dec 04 13:01:12.707 INFO [stderr]     Checking bytes v0.4.11
Dec 04 13:01:14.283 INFO [stderr]    Compiling parking_lot_core v0.4.0
Dec 04 13:01:14.315 INFO [stderr]     Checking num-complex v0.1.43
Dec 04 13:01:14.340 INFO [stderr]     Checking btoi v0.4.0
Dec 04 13:01:15.740 INFO [stderr]     Checking mio v0.6.16
Dec 04 13:01:16.390 INFO [stderr]     Checking log v0.3.9
Dec 04 13:01:16.431 INFO [stderr]     Checking tokio-evacuate v1.1.0
Dec 04 13:01:16.795 INFO [stderr]     Checking slog-scope v4.0.1
Dec 04 13:01:17.219 INFO [stderr]     Checking slog-async v2.3.0
Dec 04 13:01:17.708 INFO [stderr]     Checking nom v4.1.0
Dec 04 13:01:18.102 INFO [stderr]     Checking num-bigint v0.1.44
Dec 04 13:01:18.220 INFO [stderr]     Checking chrono v0.4.6
Dec 04 13:01:18.547 INFO [stderr]     Checking crossbeam-epoch v0.4.3
Dec 04 13:01:18.955 INFO [stderr]     Checking crossbeam-deque v0.6.1
Dec 04 13:01:19.307 INFO [stderr]     Checking crossbeam-deque v0.5.2
Dec 04 13:01:20.093 INFO [stderr]     Checking signal-hook v0.1.5
Dec 04 13:01:20.959 INFO [stderr]     Checking flate2 v1.0.3
Dec 04 13:01:22.247 INFO [stderr]     Checking regex v1.0.5
Dec 04 13:01:22.639 INFO [stderr]     Checking slog-stdlog v3.0.2
Dec 04 13:01:23.111 INFO [stderr]     Checking tokio-io v0.1.9
Dec 04 13:01:23.607 INFO [stderr]     Checking tokio-threadpool v0.1.7
Dec 04 13:01:24.758 INFO [stderr]    Compiling serde_derive v1.0.80
Dec 04 13:01:25.219 INFO [stderr]     Checking pruefung v0.2.1
Dec 04 13:01:26.843 INFO [stderr]     Checking rand v0.6.1
Dec 04 13:01:27.237 INFO [stderr]     Checking crossbeam-arccell v0.6.4
Dec 04 13:01:27.431 INFO [stderr]     Checking mio-uds v0.6.7
Dec 04 13:01:27.903 INFO [stderr]     Checking config v0.9.1
Dec 04 13:01:29.799 INFO [stderr]     Checking hdrhistogram v6.1.0
Dec 04 13:01:29.808 INFO [stderr]     Checking crossbeam-channel v0.2.6
Dec 04 13:01:30.239 INFO [stderr]     Checking tokio-codec v0.1.1
Dec 04 13:01:32.808 INFO [stderr]     Checking tokio-reactor v0.1.6
Dec 04 13:01:33.854 INFO [stderr]     Checking slog-term v2.4.0
Dec 04 13:01:38.218 INFO [stderr]     Checking num-rational v0.1.42
Dec 04 13:01:38.228 INFO [stderr]     Checking tokio-fs v0.1.3
Dec 04 13:01:38.495 INFO [stderr]     Checking crossbeam v0.4.1
Dec 04 13:01:39.116 INFO [stderr]     Checking tokio-udp v0.1.2
Dec 04 13:01:39.287 INFO [stderr]     Checking tokio-uds v0.2.2
Dec 04 13:01:40.579 INFO [stderr]     Checking tokio-tcp v0.1.2
Dec 04 13:01:41.431 INFO [stderr]     Checking env_logger v0.5.13
Dec 04 13:01:42.837 INFO [stderr]     Checking num v0.1.42
Dec 04 13:01:44.614 INFO [stderr]     Checking tokio v0.1.11
Dec 04 13:01:44.752 INFO [stderr]     Checking spectral v0.6.0
Dec 04 13:01:45.641 INFO [stderr]     Checking hotmic v0.2.1
Dec 04 13:01:47.549 INFO [stderr]     Checking parking_lot v0.7.0
Dec 04 13:01:50.235 INFO [stderr]     Checking tokio-io-pool v0.1.4
Dec 04 13:02:08.739 INFO [stderr] warning: unused variable: `client_addr`
Dec 04 13:02:08.739 INFO [stderr]    --> src/listener.rs:194:17
Dec 04 13:02:08.739 INFO [stderr]     |
Dec 04 13:02:08.739 INFO [stderr] 194 |             let client_addr = client.peer_addr().unwrap();
Dec 04 13:02:08.739 INFO [stderr]     |                 ^^^^^^^^^^^ help: consider using `_client_addr` instead
Dec 04 13:02:08.759 INFO [stderr]     |
Dec 04 13:02:08.759 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 04 13:02:08.759 INFO [stderr] 
Dec 04 13:02:09.206 INFO [stderr] warning: unused variable: `client_addr`
Dec 04 13:02:09.206 INFO [stderr]    --> src/listener.rs:194:17
Dec 04 13:02:09.206 INFO [stderr]     |
Dec 04 13:02:09.206 INFO [stderr] 194 |             let client_addr = client.peer_addr().unwrap();
Dec 04 13:02:09.206 INFO [stderr]     |                 ^^^^^^^^^^^ help: consider using `_client_addr` instead
Dec 04 13:02:09.206 INFO [stderr]     |
Dec 04 13:02:09.206 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 04 13:02:09.206 INFO [stderr] 
Dec 04 13:02:09.679 INFO [stderr] warning: method is never used: `update_latency`
Dec 04 13:02:09.679 INFO [stderr]    --> src/metrics/mod.rs:102:5
Dec 04 13:02:09.679 INFO [stderr]     |
Dec 04 13:02:09.679 INFO [stderr] 102 |     pub fn update_latency(&mut self, key: Metrics, start: Instant, stop: Instant) {
Dec 04 13:02:09.679 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 13:02:09.679 INFO [stderr]     |
Dec 04 13:02:09.683 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 04 13:02:09.683 INFO [stderr] 
Dec 04 13:02:10.169 INFO [stderr] warning: method is never used: `update_latency`
Dec 04 13:02:10.169 INFO [stderr]    --> src/metrics/mod.rs:102:5
Dec 04 13:02:10.170 INFO [stderr]     |
Dec 04 13:02:10.170 INFO [stderr] 102 |     pub fn update_latency(&mut self, key: Metrics, start: Instant, stop: Instant) {
Dec 04 13:02:10.171 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 13:02:10.171 INFO [stderr]     |
Dec 04 13:02:10.171 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 04 13:02:10.171 INFO [stderr] 
Dec 04 13:02:10.260 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 57.93s
Dec 04 13:02:10.279 INFO [stderr] su: No module specific data is present
Dec 04 13:02:11.854 INFO running `"docker" "inspect" "024eee91a76f89b3edc625d3fa0c6c1b71c69c3d81ae59df8e6a85fb06e8ad1c"`
Dec 04 13:02:12.265 INFO running `"docker" "rm" "-f" "024eee91a76f89b3edc625d3fa0c6c1b71c69c3d81ae59df8e6a85fb06e8ad1c"`
Dec 04 13:02:12.619 INFO [stdout] 024eee91a76f89b3edc625d3fa0c6c1b71c69c3d81ae59df8e6a85fb06e8ad1c