Dec 01 23:04:58.107 INFO testing blechschmidt/masswhois against 1.30.1 for beta-1.31-5
Dec 01 23:04:58.107 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-5/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/beta-1.31-5/1.30.1:/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 +1.30.1 build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 01 23:04:58.314 INFO [stdout] f04daeaed9f0326a82f03996669c7583a61ee0e7b215c7fc60404c2a8eee3807
Dec 01 23:04:58.316 INFO running `"docker" "start" "-a" "f04daeaed9f0326a82f03996669c7583a61ee0e7b215c7fc60404c2a8eee3807"`
Dec 01 23:04:58.983 INFO [stderr] usermod: no changes
Dec 01 23:04:59.187 INFO [stderr]    Compiling openssl v0.9.13
Dec 01 23:04:59.199 INFO [stderr]    Compiling unindent v0.1.2
Dec 01 23:04:59.199 INFO [stderr]    Compiling trust-dns v0.10.2
Dec 01 23:04:59.207 INFO [stderr]    Compiling netbuf v0.4.0
Dec 01 23:04:59.207 INFO [stderr]    Compiling proc-macro-hack v0.3.3
Dec 01 23:04:59.207 INFO [stderr]    Compiling mio v0.6.8
Dec 01 23:04:59.207 INFO [stderr]    Compiling backtrace-sys v0.1.11
Dec 01 23:04:59.207 INFO [stderr]    Compiling env_logger v0.4.3
Dec 01 23:05:00.989 INFO [stderr]    Compiling chrono v0.2.25
Dec 01 23:05:00.991 INFO [stderr]    Compiling backtrace v0.2.3
Dec 01 23:05:03.778 INFO [stderr]    Compiling error-chain v0.1.12
Dec 01 23:05:04.556 INFO [stderr]    Compiling indoc-impl v0.2.1
Dec 01 23:05:05.179 INFO [stderr]    Compiling tokio-core v0.1.7
Dec 01 23:05:10.979 INFO [stderr]    Compiling tokio-openssl v0.1.2
Dec 01 23:05:11.324 INFO [stderr]    Compiling indoc v0.2.1
Dec 01 23:05:24.330 INFO [stderr]    Compiling masswhois v0.1.0 (/source)
Dec 01 23:05:28.947 INFO [stderr] warning: unnecessary parentheses around method argument
Dec 01 23:05:28.947 INFO [stderr]    --> src/dnsutils/mod.rs:486:25
Dec 01 23:05:28.947 INFO [stderr]     |
Dec 01 23:05:28.947 INFO [stderr] 486 |         self.expiry.add((ExpiryRef::Positive(keyref, index)), ttl);
Dec 01 23:05:28.947 INFO [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 01 23:05:28.947 INFO [stderr]     |
Dec 01 23:05:28.947 INFO [stderr]     = note: #[warn(unused_parens)] on by default
Dec 01 23:05:28.947 INFO [stderr] 
Dec 01 23:05:29.334 INFO [stderr] warning: value assigned to `nocache` is never read
Dec 01 23:05:29.334 INFO [stderr]    --> src/dnsutils/mod.rs:341:17
Dec 01 23:05:29.334 INFO [stderr]     |
Dec 01 23:05:29.334 INFO [stderr] 341 |         let mut nocache = false;
Dec 01 23:05:29.334 INFO [stderr]     |                 ^^^^^^^
Dec 01 23:05:29.334 INFO [stderr]     |
Dec 01 23:05:29.334 INFO [stderr]     = note: #[warn(unused_assignments)] on by default
Dec 01 23:05:29.334 INFO [stderr] 
Dec 01 23:05:29.334 INFO [stderr] warning: unused variable: `expiry`
Dec 01 23:05:29.334 INFO [stderr]    --> src/dnsutils/mod.rs:462:13
Dec 01 23:05:29.334 INFO [stderr]     |
Dec 01 23:05:29.334 INFO [stderr] 462 |         let expiry = SystemTime::now() + ttl;
Dec 01 23:05:29.334 INFO [stderr]     |             ^^^^^^ help: consider using `_expiry` instead
Dec 01 23:05:29.334 INFO [stderr]     |
Dec 01 23:05:29.335 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 01 23:05:29.335 INFO [stderr] 
Dec 01 23:05:29.406 INFO [stderr] warning: variable does not need to be mutable
Dec 01 23:05:29.407 INFO [stderr]    --> src/dnsutils/mod.rs:161:19
Dec 01 23:05:29.407 INFO [stderr]     |
Dec 01 23:05:29.407 INFO [stderr] 161 |     fn send_query(mut bufvec: &mut Vec<u8>, qname: &String, qtype: RecordType, sock: &mut UdpSocket, to: &SocketAddr, id: u16) {
Dec 01 23:05:29.407 INFO [stderr]     |                   ----^^^^^^
Dec 01 23:05:29.407 INFO [stderr]     |                   |
Dec 01 23:05:29.407 INFO [stderr]     |                   help: remove this `mut`
Dec 01 23:05:29.407 INFO [stderr]     |
Dec 01 23:05:29.407 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 01 23:05:29.407 INFO [stderr] 
Dec 01 23:05:29.407 INFO [stderr] warning: variable does not need to be mutable
Dec 01 23:05:29.407 INFO [stderr]    --> src/dnsutils/mod.rs:203:13
Dec 01 23:05:29.407 INFO [stderr]     |
Dec 01 23:05:29.407 INFO [stderr] 203 |         let mut recv;
Dec 01 23:05:29.407 INFO [stderr]     |             ----^^^^
Dec 01 23:05:29.407 INFO [stderr]     |             |
Dec 01 23:05:29.407 INFO [stderr]     |             help: remove this `mut`
Dec 01 23:05:29.407 INFO [stderr] 
Dec 01 23:05:29.414 INFO [stderr] warning: variable does not need to be mutable
Dec 01 23:05:29.415 INFO [stderr]    --> src/dnsutils/mod.rs:316:17
Dec 01 23:05:29.415 INFO [stderr]     |
Dec 01 23:05:29.415 INFO [stderr] 316 |             let mut res = self.resolving.get_mut(&(qname.clone(), qtype));
Dec 01 23:05:29.415 INFO [stderr]     |                 ----^^^
Dec 01 23:05:29.415 INFO [stderr]     |                 |
Dec 01 23:05:29.415 INFO [stderr]     |                 help: remove this `mut`
Dec 01 23:05:29.415 INFO [stderr] 
Dec 01 23:05:29.415 INFO [stderr] warning: variable does not need to be mutable
Dec 01 23:05:29.415 INFO [stderr]    --> src/dnsutils/mod.rs:344:17
Dec 01 23:05:29.415 INFO [stderr]     |
Dec 01 23:05:29.415 INFO [stderr] 344 |             let mut preferred_cache = preferred_cache.unwrap();
Dec 01 23:05:29.415 INFO [stderr]     |                 ----^^^^^^^^^^^^^^^
Dec 01 23:05:29.415 INFO [stderr]     |                 |
Dec 01 23:05:29.415 INFO [stderr]     |                 help: remove this `mut`
Dec 01 23:05:29.415 INFO [stderr] 
Dec 01 23:05:29.415 INFO [stderr] warning: variable does not need to be mutable
Dec 01 23:05:29.415 INFO [stderr]    --> src/dnsutils/mod.rs:434:25
Dec 01 23:05:29.415 INFO [stderr]     |
Dec 01 23:05:29.415 INFO [stderr] 434 |                     let mut records = rec.unwrap();
Dec 01 23:05:29.415 INFO [stderr]     |                         ----^^^^^^^
Dec 01 23:05:29.415 INFO [stderr]     |                         |
Dec 01 23:05:29.415 INFO [stderr]     |                         help: remove this `mut`
Dec 01 23:05:29.415 INFO [stderr] 
Dec 01 23:05:29.415 INFO [stderr] warning: variable does not need to be mutable
Dec 01 23:05:29.415 INFO [stderr]    --> src/dnsutils/mod.rs:494:21
Dec 01 23:05:29.415 INFO [stderr]     |
Dec 01 23:05:29.415 INFO [stderr] 494 |                 let mut record = result.unwrap();
Dec 01 23:05:29.415 INFO [stderr]     |                     ----^^^^^^
Dec 01 23:05:29.415 INFO [stderr]     |                     |
Dec 01 23:05:29.415 INFO [stderr]     |                     help: remove this `mut`
Dec 01 23:05:29.415 INFO [stderr] 
Dec 01 23:05:29.438 INFO [stderr] warning: field is never used: `encoding`
Dec 01 23:05:29.439 INFO [stderr]   --> src/dnsutils/mod.rs:85:5
Dec 01 23:05:29.439 INFO [stderr]    |
Dec 01 23:05:29.439 INFO [stderr] 85 |     encoding: HashMap<String, &'a String>, // 0x20 encoding
Dec 01 23:05:29.439 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 23:05:29.439 INFO [stderr]    |
Dec 01 23:05:29.439 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 01 23:05:29.439 INFO [stderr] 
Dec 01 23:05:29.439 INFO [stderr] warning: field is never used: `resolve_parallel`
Dec 01 23:05:29.439 INFO [stderr]   --> src/dnsutils/mod.rs:91:5
Dec 01 23:05:29.439 INFO [stderr]    |
Dec 01 23:05:29.439 INFO [stderr] 91 |     resolve_parallel: bool,
Dec 01 23:05:29.439 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
Dec 01 23:05:29.439 INFO [stderr] 
Dec 01 23:05:29.439 INFO [stderr] warning: field is never used: `round_robin`
Dec 01 23:05:29.439 INFO [stderr]   --> src/dnsutils/mod.rs:94:5
Dec 01 23:05:29.439 INFO [stderr]    |
Dec 01 23:05:29.439 INFO [stderr] 94 |     round_robin: RoundRobin,
Dec 01 23:05:29.439 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 23:05:29.439 INFO [stderr] 
Dec 01 23:05:29.439 INFO [stderr] warning: field is never used: `round_robin_index`
Dec 01 23:05:29.439 INFO [stderr]   --> src/dnsutils/mod.rs:95:5
Dec 01 23:05:29.439 INFO [stderr]    |
Dec 01 23:05:29.439 INFO [stderr] 95 |     round_robin_index: usize,
Dec 01 23:05:29.439 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 23:05:29.439 INFO [stderr] 
Dec 01 23:05:29.451 INFO [stderr] warning: unused `std::result::Result` which must be used
Dec 01 23:05:29.454 INFO [stderr]    --> src/dnsutils/mod.rs:164:9
Dec 01 23:05:29.454 INFO [stderr]     |
Dec 01 23:05:29.455 INFO [stderr] 164 |         sock.send_to(msg.to_vec().unwrap().as_slice(), to);
Dec 01 23:05:29.455 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 23:05:29.455 INFO [stderr]     |
Dec 01 23:05:29.455 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 01 23:05:29.455 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 01 23:05:29.455 INFO [stderr] 
Dec 01 23:05:29.455 INFO [stderr] warning: unused `std::result::Result` which must be used
Dec 01 23:05:29.455 INFO [stderr]    --> src/dnsutils/mod.rs:192:13
Dec 01 23:05:29.455 INFO [stderr]     |
Dec 01 23:05:29.455 INFO [stderr] 192 |             poll.register(self.socket4.as_mut().unwrap(), Token(start_token + added), Ready::readable(), PollOpt::edge());
Dec 01 23:05:29.455 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 23:05:29.455 INFO [stderr]     |
Dec 01 23:05:29.455 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 01 23:05:29.455 INFO [stderr] 
Dec 01 23:05:29.455 INFO [stderr] warning: unused `std::result::Result` which must be used
Dec 01 23:05:29.455 INFO [stderr]    --> src/dnsutils/mod.rs:196:13
Dec 01 23:05:29.455 INFO [stderr]     |
Dec 01 23:05:29.455 INFO [stderr] 196 |             poll.register(self.socket6.as_mut().unwrap(), Token(start_token + added), Ready::readable(), PollOpt::edge());
Dec 01 23:05:29.455 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 23:05:29.455 INFO [stderr]     |
Dec 01 23:05:29.455 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 01 23:05:29.455 INFO [stderr] 
Dec 01 23:05:33.168 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 34.16s
Dec 01 23:05:33.178 INFO [stderr] su: No module specific data is present
Dec 01 23:05:33.518 INFO running `"docker" "inspect" "f04daeaed9f0326a82f03996669c7583a61ee0e7b215c7fc60404c2a8eee3807"`
Dec 01 23:05:33.644 INFO running `"docker" "rm" "-f" "f04daeaed9f0326a82f03996669c7583a61ee0e7b215c7fc60404c2a8eee3807"`
Dec 01 23:05:33.873 INFO [stdout] f04daeaed9f0326a82f03996669c7583a61ee0e7b215c7fc60404c2a8eee3807
Dec 01 23:05:33.881 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-5/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/beta-1.31-5/1.30.1:/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 +1.30.1 test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 01 23:05:34.291 INFO [stdout] eab497734b0b2897ba1153ee16de7b12b2e581c99fc927edc48450611daa2fe5
Dec 01 23:05:34.293 INFO running `"docker" "start" "-a" "eab497734b0b2897ba1153ee16de7b12b2e581c99fc927edc48450611daa2fe5"`
Dec 01 23:05:35.667 INFO [stderr] usermod: no changes
Dec 01 23:05:35.909 INFO [stderr]    Compiling masswhois v0.1.0 (/source)
Dec 01 23:05:40.067 INFO [stderr] warning: unnecessary parentheses around method argument
Dec 01 23:05:40.067 INFO [stderr]    --> src/dnsutils/mod.rs:486:25
Dec 01 23:05:40.067 INFO [stderr]     |
Dec 01 23:05:40.067 INFO [stderr] 486 |         self.expiry.add((ExpiryRef::Positive(keyref, index)), ttl);
Dec 01 23:05:40.067 INFO [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 01 23:05:40.067 INFO [stderr]     |
Dec 01 23:05:40.067 INFO [stderr]     = note: #[warn(unused_parens)] on by default
Dec 01 23:05:40.067 INFO [stderr] 
Dec 01 23:05:40.439 INFO [stderr] warning: value assigned to `nocache` is never read
Dec 01 23:05:40.439 INFO [stderr]    --> src/dnsutils/mod.rs:341:17
Dec 01 23:05:40.439 INFO [stderr]     |
Dec 01 23:05:40.439 INFO [stderr] 341 |         let mut nocache = false;
Dec 01 23:05:40.439 INFO [stderr]     |                 ^^^^^^^
Dec 01 23:05:40.439 INFO [stderr]     |
Dec 01 23:05:40.439 INFO [stderr]     = note: #[warn(unused_assignments)] on by default
Dec 01 23:05:40.439 INFO [stderr] 
Dec 01 23:05:40.439 INFO [stderr] warning: unused variable: `expiry`
Dec 01 23:05:40.439 INFO [stderr]    --> src/dnsutils/mod.rs:462:13
Dec 01 23:05:40.439 INFO [stderr]     |
Dec 01 23:05:40.439 INFO [stderr] 462 |         let expiry = SystemTime::now() + ttl;
Dec 01 23:05:40.439 INFO [stderr]     |             ^^^^^^ help: consider using `_expiry` instead
Dec 01 23:05:40.439 INFO [stderr]     |
Dec 01 23:05:40.439 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 01 23:05:40.439 INFO [stderr] 
Dec 01 23:05:40.508 INFO [stderr] warning: variable does not need to be mutable
Dec 01 23:05:40.509 INFO [stderr]    --> src/dnsutils/mod.rs:161:19
Dec 01 23:05:40.509 INFO [stderr]     |
Dec 01 23:05:40.509 INFO [stderr] 161 |     fn send_query(mut bufvec: &mut Vec<u8>, qname: &String, qtype: RecordType, sock: &mut UdpSocket, to: &SocketAddr, id: u16) {
Dec 01 23:05:40.509 INFO [stderr]     |                   ----^^^^^^
Dec 01 23:05:40.509 INFO [stderr]     |                   |
Dec 01 23:05:40.509 INFO [stderr]     |                   help: remove this `mut`
Dec 01 23:05:40.509 INFO [stderr]     |
Dec 01 23:05:40.509 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 01 23:05:40.515 INFO [stderr] 
Dec 01 23:05:40.518 INFO [stderr] warning: variable does not need to be mutable
Dec 01 23:05:40.518 INFO [stderr]    --> src/dnsutils/mod.rs:203:13
Dec 01 23:05:40.518 INFO [stderr]     |
Dec 01 23:05:40.518 INFO [stderr] 203 |         let mut recv;
Dec 01 23:05:40.518 INFO [stderr]     |             ----^^^^
Dec 01 23:05:40.518 INFO [stderr]     |             |
Dec 01 23:05:40.518 INFO [stderr]     |             help: remove this `mut`
Dec 01 23:05:40.518 INFO [stderr] 
Dec 01 23:05:40.518 INFO [stderr] warning: variable does not need to be mutable
Dec 01 23:05:40.518 INFO [stderr]    --> src/dnsutils/mod.rs:316:17
Dec 01 23:05:40.518 INFO [stderr]     |
Dec 01 23:05:40.518 INFO [stderr] 316 |             let mut res = self.resolving.get_mut(&(qname.clone(), qtype));
Dec 01 23:05:40.518 INFO [stderr]     |                 ----^^^
Dec 01 23:05:40.518 INFO [stderr]     |                 |
Dec 01 23:05:40.518 INFO [stderr]     |                 help: remove this `mut`
Dec 01 23:05:40.518 INFO [stderr] 
Dec 01 23:05:40.523 INFO [stderr] warning: variable does not need to be mutable
Dec 01 23:05:40.523 INFO [stderr]    --> src/dnsutils/mod.rs:344:17
Dec 01 23:05:40.523 INFO [stderr]     |
Dec 01 23:05:40.523 INFO [stderr] 344 |             let mut preferred_cache = preferred_cache.unwrap();
Dec 01 23:05:40.523 INFO [stderr]     |                 ----^^^^^^^^^^^^^^^
Dec 01 23:05:40.523 INFO [stderr]     |                 |
Dec 01 23:05:40.523 INFO [stderr]     |                 help: remove this `mut`
Dec 01 23:05:40.523 INFO [stderr] 
Dec 01 23:05:40.527 INFO [stderr] warning: variable does not need to be mutable
Dec 01 23:05:40.527 INFO [stderr]    --> src/dnsutils/mod.rs:434:25
Dec 01 23:05:40.527 INFO [stderr]     |
Dec 01 23:05:40.527 INFO [stderr] 434 |                     let mut records = rec.unwrap();
Dec 01 23:05:40.527 INFO [stderr]     |                         ----^^^^^^^
Dec 01 23:05:40.527 INFO [stderr]     |                         |
Dec 01 23:05:40.527 INFO [stderr]     |                         help: remove this `mut`
Dec 01 23:05:40.527 INFO [stderr] 
Dec 01 23:05:40.529 INFO [stderr] warning: variable does not need to be mutable
Dec 01 23:05:40.529 INFO [stderr]    --> src/dnsutils/mod.rs:494:21
Dec 01 23:05:40.529 INFO [stderr]     |
Dec 01 23:05:40.529 INFO [stderr] 494 |                 let mut record = result.unwrap();
Dec 01 23:05:40.529 INFO [stderr]     |                     ----^^^^^^
Dec 01 23:05:40.529 INFO [stderr]     |                     |
Dec 01 23:05:40.529 INFO [stderr]     |                     help: remove this `mut`
Dec 01 23:05:40.529 INFO [stderr] 
Dec 01 23:05:40.548 INFO [stderr] warning: field is never used: `encoding`
Dec 01 23:05:40.548 INFO [stderr]   --> src/dnsutils/mod.rs:85:5
Dec 01 23:05:40.548 INFO [stderr]    |
Dec 01 23:05:40.548 INFO [stderr] 85 |     encoding: HashMap<String, &'a String>, // 0x20 encoding
Dec 01 23:05:40.548 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 23:05:40.548 INFO [stderr]    |
Dec 01 23:05:40.548 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 01 23:05:40.548 INFO [stderr] 
Dec 01 23:05:40.548 INFO [stderr] warning: field is never used: `resolve_parallel`
Dec 01 23:05:40.548 INFO [stderr]   --> src/dnsutils/mod.rs:91:5
Dec 01 23:05:40.548 INFO [stderr]    |
Dec 01 23:05:40.548 INFO [stderr] 91 |     resolve_parallel: bool,
Dec 01 23:05:40.548 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
Dec 01 23:05:40.548 INFO [stderr] 
Dec 01 23:05:40.548 INFO [stderr] warning: field is never used: `round_robin`
Dec 01 23:05:40.549 INFO [stderr]   --> src/dnsutils/mod.rs:94:5
Dec 01 23:05:40.549 INFO [stderr]    |
Dec 01 23:05:40.549 INFO [stderr] 94 |     round_robin: RoundRobin,
Dec 01 23:05:40.549 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 23:05:40.549 INFO [stderr] 
Dec 01 23:05:40.549 INFO [stderr] warning: field is never used: `round_robin_index`
Dec 01 23:05:40.549 INFO [stderr]   --> src/dnsutils/mod.rs:95:5
Dec 01 23:05:40.549 INFO [stderr]    |
Dec 01 23:05:40.549 INFO [stderr] 95 |     round_robin_index: usize,
Dec 01 23:05:40.549 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 23:05:40.549 INFO [stderr] 
Dec 01 23:05:40.560 INFO [stderr] warning: unused `std::result::Result` which must be used
Dec 01 23:05:40.560 INFO [stderr]    --> src/dnsutils/mod.rs:164:9
Dec 01 23:05:40.560 INFO [stderr]     |
Dec 01 23:05:40.560 INFO [stderr] 164 |         sock.send_to(msg.to_vec().unwrap().as_slice(), to);
Dec 01 23:05:40.560 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 23:05:40.560 INFO [stderr]     |
Dec 01 23:05:40.560 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 01 23:05:40.560 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 01 23:05:40.560 INFO [stderr] 
Dec 01 23:05:40.560 INFO [stderr] warning: unused `std::result::Result` which must be used
Dec 01 23:05:40.560 INFO [stderr]    --> src/dnsutils/mod.rs:192:13
Dec 01 23:05:40.560 INFO [stderr]     |
Dec 01 23:05:40.560 INFO [stderr] 192 |             poll.register(self.socket4.as_mut().unwrap(), Token(start_token + added), Ready::readable(), PollOpt::edge());
Dec 01 23:05:40.560 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 23:05:40.560 INFO [stderr]     |
Dec 01 23:05:40.560 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 01 23:05:40.560 INFO [stderr] 
Dec 01 23:05:40.560 INFO [stderr] warning: unused `std::result::Result` which must be used
Dec 01 23:05:40.560 INFO [stderr]    --> src/dnsutils/mod.rs:196:13
Dec 01 23:05:40.560 INFO [stderr]     |
Dec 01 23:05:40.560 INFO [stderr] 196 |             poll.register(self.socket6.as_mut().unwrap(), Token(start_token + added), Ready::readable(), PollOpt::edge());
Dec 01 23:05:40.560 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 23:05:40.560 INFO [stderr]     |
Dec 01 23:05:40.560 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 01 23:05:40.560 INFO [stderr] 
Dec 01 23:05:40.770 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.06s
Dec 01 23:05:40.779 INFO [stderr] su: No module specific data is present
Dec 01 23:05:41.183 INFO running `"docker" "inspect" "eab497734b0b2897ba1153ee16de7b12b2e581c99fc927edc48450611daa2fe5"`
Dec 01 23:05:41.304 INFO running `"docker" "rm" "-f" "eab497734b0b2897ba1153ee16de7b12b2e581c99fc927edc48450611daa2fe5"`
Dec 01 23:05:41.406 INFO [stdout] eab497734b0b2897ba1153ee16de7b12b2e581c99fc927edc48450611daa2fe5
Dec 01 23:05:41.408 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-5/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/beta-1.31-5/1.30.1:/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 +1.30.1 test --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 01 23:05:41.630 INFO [stdout] f977930c254f23c51aa69b6ea3a5cf71366631b763baf3faf0a137741eb4eb33
Dec 01 23:05:41.632 INFO running `"docker" "start" "-a" "f977930c254f23c51aa69b6ea3a5cf71366631b763baf3faf0a137741eb4eb33"`
Dec 01 23:05:42.163 INFO [stderr] usermod: no changes
Dec 01 23:05:42.294 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.11s
Dec 01 23:05:42.302 INFO [stderr]      Running /target/debug/deps/masswhois-140fe7b58e9619b9
Dec 01 23:05:42.323 INFO [stdout] 
Dec 01 23:05:42.323 INFO [stdout] running 0 tests
Dec 01 23:05:42.327 INFO [stdout] 
Dec 01 23:05:42.327 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 01 23:05:42.327 INFO [stdout] 
Dec 01 23:05:42.330 INFO [stderr] su: No module specific data is present
Dec 01 23:05:42.835 INFO running `"docker" "inspect" "f977930c254f23c51aa69b6ea3a5cf71366631b763baf3faf0a137741eb4eb33"`
Dec 01 23:05:43.121 INFO running `"docker" "rm" "-f" "f977930c254f23c51aa69b6ea3a5cf71366631b763baf3faf0a137741eb4eb33"`
Dec 01 23:05:43.325 INFO [stdout] f977930c254f23c51aa69b6ea3a5cf71366631b763baf3faf0a137741eb4eb33
