Dec 17 13:39:25.440 INFO checking tigerk/ukg against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 17 13:39:25.440 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-0/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/tigerk/ukg:/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" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 13:39:25.952 INFO [stdout] f74c6fa973b97a7000a209d6b04d3679f426fa213c2da0bb9dc3aad968594750
Dec 17 13:39:25.954 INFO running `"docker" "start" "-a" "f74c6fa973b97a7000a209d6b04d3679f426fa213c2da0bb9dc3aad968594750"`
Dec 17 13:39:28.326 INFO [stderr]     Checking crossbeam-epoch v0.5.2
Dec 17 13:39:28.352 INFO [stderr]     Checking tokio-reactor v0.1.6
Dec 17 13:39:29.300 INFO [stderr]     Checking crossbeam-deque v0.6.1
Dec 17 13:39:29.680 INFO [stderr]     Checking tokio-uds v0.2.3
Dec 17 13:39:29.680 INFO [stderr]     Checking tokio-tcp v0.1.2
Dec 17 13:39:29.680 INFO [stderr]     Checking tokio-udp v0.1.2
Dec 17 13:39:29.868 INFO [stderr]     Checking tokio-threadpool v0.1.8
Dec 17 13:39:32.313 INFO [stderr]     Checking tokio-fs v0.1.4
Dec 17 13:39:32.899 INFO [stderr]     Checking tokio v0.1.11
Dec 17 13:39:33.732 INFO [stderr]     Checking ukg v0.1.0 (/opt/crater/workdir)
Dec 17 13:39:34.112 INFO [stderr] warning: method is never used: `new`
Dec 17 13:39:34.112 INFO [stderr]   --> src/lib.rs:29:5
Dec 17 13:39:34.112 INFO [stderr]    |
Dec 17 13:39:34.112 INFO [stderr] 29 |     fn new(worker_id: i64, datacenter_id: i64) -> Snowflake {
Dec 17 13:39:34.112 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 13:39:34.112 INFO [stderr]    |
Dec 17 13:39:34.112 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 17 13:39:34.113 INFO [stderr] 
Dec 17 13:39:34.113 INFO [stderr] warning: method is never used: `generate_id`
Dec 17 13:39:34.113 INFO [stderr]   --> src/lib.rs:51:5
Dec 17 13:39:34.113 INFO [stderr]    |
Dec 17 13:39:34.113 INFO [stderr] 51 |     pub fn generate_id(&mut self) -> Result<i64, String> {
Dec 17 13:39:34.113 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 13:39:34.113 INFO [stderr] 
Dec 17 13:39:34.113 INFO [stderr] warning: method is never used: `ukg_current_time`
Dec 17 13:39:34.113 INFO [stderr]   --> src/lib.rs:78:5
Dec 17 13:39:34.113 INFO [stderr]    |
Dec 17 13:39:34.113 INFO [stderr] 78 |     fn ukg_current_time() -> i64 {
Dec 17 13:39:34.113 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 13:39:34.113 INFO [stderr] 
Dec 17 13:39:34.113 INFO [stderr] warning: method is never used: `ukg_next_millis`
Dec 17 13:39:34.113 INFO [stderr]   --> src/lib.rs:84:5
Dec 17 13:39:34.113 INFO [stderr]    |
Dec 17 13:39:34.113 INFO [stderr] 84 |     fn ukg_next_millis(&self, last_timestamp: i64) -> i64 {
Dec 17 13:39:34.113 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 13:39:34.113 INFO [stderr] 
Dec 17 13:39:34.368 INFO [stderr] error: expected `[`, found `#`
Dec 17 13:39:34.368 INFO [stderr]   --> src/main.rs:40:5
Dec 17 13:39:34.368 INFO [stderr]    |
Dec 17 13:39:34.368 INFO [stderr] 39 |     # // `select` completes when the first of the two futures completes. Since
Dec 17 13:39:34.368 INFO [stderr]    |      - expected `[`
Dec 17 13:39:34.368 INFO [stderr] 40 |     # // future::ok() completes immediately, the server won't hang waiting for
Dec 17 13:39:34.368 INFO [stderr]    |     ^ unexpected token
Dec 17 13:39:34.368 INFO [stderr] 
Dec 17 13:39:34.370 INFO [stderr] error: expected `[`, found `#`
Dec 17 13:39:34.370 INFO [stderr]   --> src/main.rs:40:5
Dec 17 13:39:34.370 INFO [stderr]    |
Dec 17 13:39:34.371 INFO [stderr] 39 |     # // `select` completes when the first of the two futures completes. Since
Dec 17 13:39:34.371 INFO [stderr]    |      - expected `[`
Dec 17 13:39:34.371 INFO [stderr] 40 |     # // future::ok() completes immediately, the server won't hang waiting for
Dec 17 13:39:34.371 INFO [stderr]    |     ^ unexpected token
Dec 17 13:39:34.371 INFO [stderr] 
Dec 17 13:39:34.522 INFO [stderr] error[E0433]: failed to resolve: use of undeclared type or module `TcpListener`
Dec 17 13:39:34.522 INFO [stderr]   --> src/main.rs:24:20
Dec 17 13:39:34.522 INFO [stderr]    |
Dec 17 13:39:34.522 INFO [stderr] 24 |     let listener = TcpListener::bind(&addr).unwrap();
Dec 17 13:39:34.522 INFO [stderr]    |                    ^^^^^^^^^^^ use of undeclared type or module `TcpListener`
Dec 17 13:39:34.522 INFO [stderr] 
Dec 17 13:39:34.522 INFO [stderr] error: unused import: `tokio::io`
Dec 17 13:39:34.522 INFO [stderr]   --> src/main.rs:18:5
Dec 17 13:39:34.522 INFO [stderr]    |
Dec 17 13:39:34.522 INFO [stderr] 18 | use tokio::io;
Dec 17 13:39:34.522 INFO [stderr]    |     ^^^^^^^^^
Dec 17 13:39:34.522 INFO [stderr]    |
Dec 17 13:39:34.522 INFO [stderr] note: lint level defined here
Dec 17 13:39:34.523 INFO [stderr]   --> src/main.rs:14:9
Dec 17 13:39:34.523 INFO [stderr]    |
Dec 17 13:39:34.523 INFO [stderr] 14 | #![deny(warnings)]
Dec 17 13:39:34.523 INFO [stderr]    |         ^^^^^^^^
Dec 17 13:39:34.523 INFO [stderr]    = note: #[deny(unused_imports)] implied by #[deny(warnings)]
Dec 17 13:39:34.523 INFO [stderr] 
Dec 17 13:39:34.523 INFO [stderr] error: unused import: `tokio::net::TcpStream`
Dec 17 13:39:34.523 INFO [stderr]   --> src/main.rs:19:5
Dec 17 13:39:34.523 INFO [stderr]    |
Dec 17 13:39:34.523 INFO [stderr] 19 | use tokio::net::TcpStream;
Dec 17 13:39:34.523 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Dec 17 13:39:34.528 INFO [stderr] 
Dec 17 13:39:34.537 INFO [stderr] error: unused import: `tokio::prelude`
Dec 17 13:39:34.537 INFO [stderr]   --> src/main.rs:20:5
Dec 17 13:39:34.537 INFO [stderr]    |
Dec 17 13:39:34.537 INFO [stderr] 20 | use tokio::prelude::*;
Dec 17 13:39:34.537 INFO [stderr]    |     ^^^^^^^^^^^^^^
Dec 17 13:39:34.537 INFO [stderr] 
Dec 17 13:39:34.539 INFO [stderr] error: aborting due to 5 previous errors
Dec 17 13:39:34.539 INFO [stderr] 
Dec 17 13:39:34.539 INFO [stderr] For more information about this error, try `rustc --explain E0433`.
Dec 17 13:39:34.546 INFO [stderr] error: Could not compile `ukg`.
Dec 17 13:39:34.546 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Dec 17 13:39:34.715 INFO [stderr] error[E0433]: failed to resolve: use of undeclared type or module `TcpListener`
Dec 17 13:39:34.715 INFO [stderr]   --> src/main.rs:24:20
Dec 17 13:39:34.715 INFO [stderr]    |
Dec 17 13:39:34.715 INFO [stderr] 24 |     let listener = TcpListener::bind(&addr).unwrap();
Dec 17 13:39:34.715 INFO [stderr]    |                    ^^^^^^^^^^^ use of undeclared type or module `TcpListener`
Dec 17 13:39:34.715 INFO [stderr] 
Dec 17 13:39:34.715 INFO [stderr] error: unused import: `tokio::io`
Dec 17 13:39:34.715 INFO [stderr]   --> src/main.rs:18:5
Dec 17 13:39:34.716 INFO [stderr]    |
Dec 17 13:39:34.716 INFO [stderr] 18 | use tokio::io;
Dec 17 13:39:34.716 INFO [stderr]    |     ^^^^^^^^^
Dec 17 13:39:34.716 INFO [stderr]    |
Dec 17 13:39:34.716 INFO [stderr] note: lint level defined here
Dec 17 13:39:34.716 INFO [stderr]   --> src/main.rs:14:9
Dec 17 13:39:34.716 INFO [stderr]    |
Dec 17 13:39:34.716 INFO [stderr] 14 | #![deny(warnings)]
Dec 17 13:39:34.716 INFO [stderr]    |         ^^^^^^^^
Dec 17 13:39:34.716 INFO [stderr]    = note: #[deny(unused_imports)] implied by #[deny(warnings)]
Dec 17 13:39:34.716 INFO [stderr] 
Dec 17 13:39:34.716 INFO [stderr] error: unused import: `tokio::net::TcpStream`
Dec 17 13:39:34.716 INFO [stderr]   --> src/main.rs:19:5
Dec 17 13:39:34.716 INFO [stderr]    |
Dec 17 13:39:34.716 INFO [stderr] 19 | use tokio::net::TcpStream;
Dec 17 13:39:34.716 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Dec 17 13:39:34.716 INFO [stderr] 
Dec 17 13:39:34.737 INFO [stderr] error: unused import: `tokio::prelude`
Dec 17 13:39:34.737 INFO [stderr]   --> src/main.rs:20:5
Dec 17 13:39:34.737 INFO [stderr]    |
Dec 17 13:39:34.737 INFO [stderr] 20 | use tokio::prelude::*;
Dec 17 13:39:34.737 INFO [stderr]    |     ^^^^^^^^^^^^^^
Dec 17 13:39:34.737 INFO [stderr] 
Dec 17 13:39:34.738 INFO [stderr] error: aborting due to 5 previous errors
Dec 17 13:39:34.738 INFO [stderr] 
Dec 17 13:39:34.738 INFO [stderr] For more information about this error, try `rustc --explain E0433`.
Dec 17 13:39:34.764 INFO [stderr] error: Could not compile `ukg`.
Dec 17 13:39:34.764 INFO [stderr] 
Dec 17 13:39:34.764 INFO [stderr] To learn more, run the command again with --verbose.
Dec 17 13:39:35.957 INFO running `"docker" "inspect" "f74c6fa973b97a7000a209d6b04d3679f426fa213c2da0bb9dc3aad968594750"`
Dec 17 13:39:36.314 INFO running `"docker" "rm" "-f" "f74c6fa973b97a7000a209d6b04d3679f426fa213c2da0bb9dc3aad968594750"`
Dec 17 13:39:36.640 INFO [stdout] f74c6fa973b97a7000a209d6b04d3679f426fa213c2da0bb9dc3aad968594750