Dec 17 19:51:56.852 INFO checking mcpherrinm/roughtime.rs against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 17 19:51:56.852 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-1/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/mcpherrinm/roughtime.rs:/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" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 19:51:57.395 INFO [stdout] 486d9ea60654daa2f4a86bef234a89882705d1487ffa87333f3ef88973629ed8
Dec 17 19:51:57.397 INFO running `"docker" "start" "-a" "486d9ea60654daa2f4a86bef234a89882705d1487ffa87333f3ef88973629ed8"`
Dec 17 19:51:59.196 INFO [stderr]     Checking untrusted v0.3.1
Dec 17 19:51:59.199 INFO [stderr]     Checking rand v0.3.14
Dec 17 19:51:59.200 INFO [stderr]     Checking time v0.1.35
Dec 17 19:52:00.741 INFO [stderr]     Checking roughtime v0.1.0 (/opt/crater/workdir)
Dec 17 19:52:01.124 INFO [stderr] warning: unused variable: `src`
Dec 17 19:52:01.124 INFO [stderr]    --> src/main.rs:237:15
Dec 17 19:52:01.124 INFO [stderr]     |
Dec 17 19:52:01.124 INFO [stderr] 237 |     let (amt, src) = socket.recv_from(&mut inb).unwrap();
Dec 17 19:52:01.124 INFO [stderr]     |               ^^^ help: consider using `_src` instead
Dec 17 19:52:01.124 INFO [stderr]     |
Dec 17 19:52:01.124 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 17 19:52:01.124 INFO [stderr] 
Dec 17 19:52:01.172 INFO [stderr] warning: variable does not need to be mutable
Dec 17 19:52:01.172 INFO [stderr]    --> src/main.rs:234:9
Dec 17 19:52:01.172 INFO [stderr]     |
Dec 17 19:52:01.172 INFO [stderr] 234 |     let mut socket = UdpSocket::bind("0.0.0.0:0").unwrap();
Dec 17 19:52:01.172 INFO [stderr]     |         ----^^^^^^
Dec 17 19:52:01.172 INFO [stderr]     |         |
Dec 17 19:52:01.172 INFO [stderr]     |         help: remove this `mut`
Dec 17 19:52:01.172 INFO [stderr]     |
Dec 17 19:52:01.172 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 17 19:52:01.172 INFO [stderr] 
Dec 17 19:52:01.173 INFO [stderr] warning: constant item is never used: `DELE`
Dec 17 19:52:01.173 INFO [stderr]    --> src/main.rs:157:5
Dec 17 19:52:01.173 INFO [stderr]     |
Dec 17 19:52:01.174 INFO [stderr] 157 |     pub const DELE: u32 = 0x454c4544;
Dec 17 19:52:01.174 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 19:52:01.174 INFO [stderr]     |
Dec 17 19:52:01.175 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 17 19:52:01.175 INFO [stderr] 
Dec 17 19:52:01.175 INFO [stderr] warning: constant item is never used: `MINT`
Dec 17 19:52:01.175 INFO [stderr]    --> src/main.rs:158:5
Dec 17 19:52:01.176 INFO [stderr]     |
Dec 17 19:52:01.176 INFO [stderr] 158 |     pub const MINT: u32 = 0x544e494d;
Dec 17 19:52:01.176 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 19:52:01.177 INFO [stderr] 
Dec 17 19:52:01.177 INFO [stderr] warning: constant item is never used: `MAXT`
Dec 17 19:52:01.177 INFO [stderr]    --> src/main.rs:159:5
Dec 17 19:52:01.177 INFO [stderr]     |
Dec 17 19:52:01.177 INFO [stderr] 159 |     pub const MAXT: u32 = 0x5458414d;
Dec 17 19:52:01.177 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 19:52:01.178 INFO [stderr] 
Dec 17 19:52:01.178 INFO [stderr] warning: constant item is never used: `PUBK`
Dec 17 19:52:01.178 INFO [stderr]    --> src/main.rs:160:5
Dec 17 19:52:01.178 INFO [stderr]     |
Dec 17 19:52:01.178 INFO [stderr] 160 |     pub const PUBK: u32 = 0x4b425550;
Dec 17 19:52:01.178 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 19:52:01.180 INFO [stderr] 
Dec 17 19:52:01.180 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 19:52:01.180 INFO [stderr]    --> src/main.rs:235:5
Dec 17 19:52:01.181 INFO [stderr]     |
Dec 17 19:52:01.181 INFO [stderr] 235 |     socket.send_to(&new_req(), "roughtime.sandbox.google.com:2002");
Dec 17 19:52:01.181 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 19:52:01.181 INFO [stderr]     |
Dec 17 19:52:01.182 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 17 19:52:01.182 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 19:52:01.182 INFO [stderr] 
Dec 17 19:52:01.182 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 19:52:01.182 INFO [stderr]    --> src/main.rs:238:5
Dec 17 19:52:01.182 INFO [stderr]     |
Dec 17 19:52:01.182 INFO [stderr] 238 |     std::io::stderr().write(&inb[..amt]);
Dec 17 19:52:01.182 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 19:52:01.182 INFO [stderr]     |
Dec 17 19:52:01.183 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 19:52:01.183 INFO [stderr] 
Dec 17 19:52:01.184 INFO [stderr] warning: unused variable: `src`
Dec 17 19:52:01.184 INFO [stderr]    --> src/main.rs:237:15
Dec 17 19:52:01.184 INFO [stderr]     |
Dec 17 19:52:01.184 INFO [stderr] 237 |     let (amt, src) = socket.recv_from(&mut inb).unwrap();
Dec 17 19:52:01.184 INFO [stderr]     |               ^^^ help: consider using `_src` instead
Dec 17 19:52:01.184 INFO [stderr]     |
Dec 17 19:52:01.184 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 17 19:52:01.184 INFO [stderr] 
Dec 17 19:52:01.217 INFO [stderr] warning: variable does not need to be mutable
Dec 17 19:52:01.217 INFO [stderr]    --> src/main.rs:234:9
Dec 17 19:52:01.217 INFO [stderr]     |
Dec 17 19:52:01.217 INFO [stderr] 234 |     let mut socket = UdpSocket::bind("0.0.0.0:0").unwrap();
Dec 17 19:52:01.217 INFO [stderr]     |         ----^^^^^^
Dec 17 19:52:01.217 INFO [stderr]     |         |
Dec 17 19:52:01.217 INFO [stderr]     |         help: remove this `mut`
Dec 17 19:52:01.217 INFO [stderr]     |
Dec 17 19:52:01.217 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 17 19:52:01.217 INFO [stderr] 
Dec 17 19:52:01.235 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 19:52:01.235 INFO [stderr]    --> src/main.rs:235:5
Dec 17 19:52:01.235 INFO [stderr]     |
Dec 17 19:52:01.235 INFO [stderr] 235 |     socket.send_to(&new_req(), "roughtime.sandbox.google.com:2002");
Dec 17 19:52:01.235 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 19:52:01.235 INFO [stderr]     |
Dec 17 19:52:01.235 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 17 19:52:01.235 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 19:52:01.235 INFO [stderr] 
Dec 17 19:52:01.235 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 19:52:01.235 INFO [stderr]    --> src/main.rs:238:5
Dec 17 19:52:01.235 INFO [stderr]     |
Dec 17 19:52:01.235 INFO [stderr] 238 |     std::io::stderr().write(&inb[..amt]);
Dec 17 19:52:01.235 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 19:52:01.235 INFO [stderr]     |
Dec 17 19:52:01.235 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 19:52:01.235 INFO [stderr] 
Dec 17 19:52:01.265 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.11s
Dec 17 19:52:02.212 INFO running `"docker" "inspect" "486d9ea60654daa2f4a86bef234a89882705d1487ffa87333f3ef88973629ed8"`
Dec 17 19:52:02.442 INFO running `"docker" "rm" "-f" "486d9ea60654daa2f4a86bef234a89882705d1487ffa87333f3ef88973629ed8"`
Dec 17 19:52:02.783 INFO [stdout] 486d9ea60654daa2f4a86bef234a89882705d1487ffa87333f3ef88973629ed8