Dec 19 07:09:08.367 INFO checking tigertoes/fe2o3 against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 07:09:08.367 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-1/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/tigertoes/fe2o3:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 07:09:08.796 INFO [stdout] d9b550a667fb5b2693e0b7f0914c83d6afe1b25fb0c2f31082f22d1701a9fb1c
Dec 19 07:09:08.798 INFO running `"docker" "start" "-a" "d9b550a667fb5b2693e0b7f0914c83d6afe1b25fb0c2f31082f22d1701a9fb1c"`
Dec 19 07:09:11.933 INFO [stderr]     Checking serde v1.0.21
Dec 19 07:09:11.936 INFO [stderr]     Checking iovec v0.1.1
Dec 19 07:09:11.936 INFO [stderr]     Checking num_cpus v1.7.0
Dec 19 07:09:11.937 INFO [stderr]     Checking time v0.1.38
Dec 19 07:09:11.968 INFO [stderr]     Checking net2 v0.2.31
Dec 19 07:09:11.976 INFO [stderr]     Checking tokio-service v0.1.0
Dec 19 07:09:11.977 INFO [stderr]     Checking relay v0.1.0
Dec 19 07:09:13.222 INFO [stderr]     Checking bytes v0.4.5
Dec 19 07:09:13.309 INFO [stderr]     Checking futures-cpupool v0.1.7
Dec 19 07:09:14.833 INFO [stderr]     Checking mio v0.6.11
Dec 19 07:09:16.410 INFO [stderr]     Checking tokio-io v0.1.4
Dec 19 07:09:18.983 INFO [stderr]     Checking tokio-core v0.1.10
Dec 19 07:09:20.896 INFO [stderr]     Checking tokio-proto v0.1.1
Dec 19 07:09:24.173 INFO [stderr]     Checking hyper v0.11.7
Dec 19 07:09:29.610 INFO [stderr]     Checking maxminddb v0.8.1
Dec 19 07:09:31.932 INFO [stderr]     Checking fe2o3 v0.1.0 (/opt/crater/workdir)
Dec 19 07:09:32.256 INFO [stderr] warning: unused variable: `ct_result`
Dec 19 07:09:32.256 INFO [stderr]   --> src/lib.rs:49:13
Dec 19 07:09:32.256 INFO [stderr]    |
Dec 19 07:09:32.256 INFO [stderr] 49 |         let ct_result: Result<City, MaxMindDBError> = self.city.lookup(ip);
Dec 19 07:09:32.256 INFO [stderr]    |             ^^^^^^^^^ help: consider using `_ct_result` instead
Dec 19 07:09:32.256 INFO [stderr]    |
Dec 19 07:09:32.256 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 07:09:32.256 INFO [stderr] 
Dec 19 07:09:32.256 INFO [stderr] warning: unused variable: `as_result`
Dec 19 07:09:32.256 INFO [stderr]   --> src/lib.rs:50:13
Dec 19 07:09:32.256 INFO [stderr]    |
Dec 19 07:09:32.256 INFO [stderr] 50 |         let as_result: Result<Isp, MaxMindDBError> = self.autonomous_system.lookup(ip);
Dec 19 07:09:32.256 INFO [stderr]    |             ^^^^^^^^^ help: consider using `_as_result` instead
Dec 19 07:09:32.256 INFO [stderr] 
Dec 19 07:09:32.260 INFO [stderr] warning: static item is never used: `AS_NOT_FOUND`
Dec 19 07:09:32.260 INFO [stderr]   --> src/lib.rs:19:1
Dec 19 07:09:32.260 INFO [stderr]    |
Dec 19 07:09:32.260 INFO [stderr] 19 | static AS_NOT_FOUND: &'static str = "0";
Dec 19 07:09:32.260 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 07:09:32.260 INFO [stderr]    |
Dec 19 07:09:32.260 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 07:09:32.260 INFO [stderr] 
Dec 19 07:09:32.536 INFO [stderr] warning: unused variable: `ct_result`
Dec 19 07:09:32.536 INFO [stderr]   --> src/lib.rs:49:13
Dec 19 07:09:32.536 INFO [stderr]    |
Dec 19 07:09:32.536 INFO [stderr] 49 |         let ct_result: Result<City, MaxMindDBError> = self.city.lookup(ip);
Dec 19 07:09:32.536 INFO [stderr]    |             ^^^^^^^^^ help: consider using `_ct_result` instead
Dec 19 07:09:32.536 INFO [stderr]    |
Dec 19 07:09:32.536 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 07:09:32.536 INFO [stderr] 
Dec 19 07:09:32.536 INFO [stderr] warning: unused variable: `as_result`
Dec 19 07:09:32.536 INFO [stderr]   --> src/lib.rs:50:13
Dec 19 07:09:32.536 INFO [stderr]    |
Dec 19 07:09:32.536 INFO [stderr] 50 |         let as_result: Result<Isp, MaxMindDBError> = self.autonomous_system.lookup(ip);
Dec 19 07:09:32.536 INFO [stderr]    |             ^^^^^^^^^ help: consider using `_as_result` instead
Dec 19 07:09:32.536 INFO [stderr] 
Dec 19 07:09:32.539 INFO [stderr] warning: static item is never used: `AS_NOT_FOUND`
Dec 19 07:09:32.539 INFO [stderr]   --> src/lib.rs:19:1
Dec 19 07:09:32.539 INFO [stderr]    |
Dec 19 07:09:32.539 INFO [stderr] 19 | static AS_NOT_FOUND: &'static str = "0";
Dec 19 07:09:32.539 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 07:09:32.539 INFO [stderr]    |
Dec 19 07:09:32.539 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 07:09:32.539 INFO [stderr] 
Dec 19 07:09:33.488 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.76s
Dec 19 07:09:34.429 INFO running `"docker" "inspect" "d9b550a667fb5b2693e0b7f0914c83d6afe1b25fb0c2f31082f22d1701a9fb1c"`
Dec 19 07:09:34.762 INFO running `"docker" "rm" "-f" "d9b550a667fb5b2693e0b7f0914c83d6afe1b25fb0c2f31082f22d1701a9fb1c"`
Dec 19 07:09:35.032 INFO [stdout] d9b550a667fb5b2693e0b7f0914c83d6afe1b25fb0c2f31082f22d1701a9fb1c