Dec 19 07:09:23.869 INFO checking tigerk/ukg against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 07:09:23.869 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-2/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/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" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 07:09:24.487 INFO [stdout] 29a3de0f6442f267385020db1669181f39d7c4b9e836fe8fccb85e8f86ed1553
Dec 19 07:09:24.490 INFO running `"docker" "start" "-a" "29a3de0f6442f267385020db1669181f39d7c4b9e836fe8fccb85e8f86ed1553"`
Dec 19 07:09:26.923 INFO [stderr]     Checking crossbeam-epoch v0.5.2
Dec 19 07:09:26.936 INFO [stderr]     Checking tokio-io v0.1.10
Dec 19 07:09:28.012 INFO [stderr]     Checking crossbeam-deque v0.6.1
Dec 19 07:09:28.616 INFO [stderr]     Checking tokio-reactor v0.1.6
Dec 19 07:09:28.616 INFO [stderr]     Checking tokio-codec v0.1.1
Dec 19 07:09:28.720 INFO [stderr]     Checking tokio-threadpool v0.1.8
Dec 19 07:09:29.966 INFO [stderr]     Checking tokio-udp v0.1.2
Dec 19 07:09:29.966 INFO [stderr]     Checking tokio-uds v0.2.3
Dec 19 07:09:29.966 INFO [stderr]     Checking tokio-tcp v0.1.2
Dec 19 07:09:30.701 INFO [stderr]     Checking tokio-fs v0.1.4
Dec 19 07:09:31.569 INFO [stderr]     Checking tokio v0.1.11
Dec 19 07:09:32.365 INFO [stderr]     Checking ukg v0.1.0 (/opt/crater/workdir)
Dec 19 07:09:32.689 INFO [stderr] warning: method is never used: `new`
Dec 19 07:09:32.689 INFO [stderr]   --> src/lib.rs:29:5
Dec 19 07:09:32.690 INFO [stderr]    |
Dec 19 07:09:32.690 INFO [stderr] 29 |     fn new(worker_id: i64, datacenter_id: i64) -> Snowflake {
Dec 19 07:09:32.690 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 07:09:32.690 INFO [stderr]    |
Dec 19 07:09:32.690 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 07:09:32.690 INFO [stderr] 
Dec 19 07:09:32.690 INFO [stderr] warning: method is never used: `generate_id`
Dec 19 07:09:32.690 INFO [stderr]   --> src/lib.rs:51:5
Dec 19 07:09:32.690 INFO [stderr]    |
Dec 19 07:09:32.690 INFO [stderr] 51 |     pub fn generate_id(&mut self) -> Result<i64, String> {
Dec 19 07:09:32.690 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 07:09:32.690 INFO [stderr] 
Dec 19 07:09:32.690 INFO [stderr] warning: method is never used: `ukg_current_time`
Dec 19 07:09:32.690 INFO [stderr]   --> src/lib.rs:78:5
Dec 19 07:09:32.690 INFO [stderr]    |
Dec 19 07:09:32.690 INFO [stderr] 78 |     fn ukg_current_time() -> i64 {
Dec 19 07:09:32.690 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 07:09:32.690 INFO [stderr] 
Dec 19 07:09:32.690 INFO [stderr] warning: method is never used: `ukg_next_millis`
Dec 19 07:09:32.690 INFO [stderr]   --> src/lib.rs:84:5
Dec 19 07:09:32.690 INFO [stderr]    |
Dec 19 07:09:32.690 INFO [stderr] 84 |     fn ukg_next_millis(&self, last_timestamp: i64) -> i64 {
Dec 19 07:09:32.690 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 07:09:32.690 INFO [stderr] 
Dec 19 07:09:32.856 INFO [stderr] error: expected `[`, found `#`
Dec 19 07:09:32.857 INFO [stderr]   --> src/main.rs:40:5
Dec 19 07:09:32.860 INFO [stderr]    |
Dec 19 07:09:32.860 INFO [stderr] 39 |     # // `select` completes when the first of the two futures completes. Since
Dec 19 07:09:32.860 INFO [stderr]    |      - expected `[`
Dec 19 07:09:32.860 INFO [stderr] 40 |     # // future::ok() completes immediately, the server won't hang waiting for
Dec 19 07:09:32.860 INFO [stderr]    |     ^ unexpected token
Dec 19 07:09:32.860 INFO [stderr] 
Dec 19 07:09:32.892 INFO [stderr] error: expected `[`, found `#`
Dec 19 07:09:32.892 INFO [stderr]   --> src/main.rs:40:5
Dec 19 07:09:32.892 INFO [stderr]    |
Dec 19 07:09:32.892 INFO [stderr] 39 |     # // `select` completes when the first of the two futures completes. Since
Dec 19 07:09:32.892 INFO [stderr]    |      - expected `[`
Dec 19 07:09:32.892 INFO [stderr] 40 |     # // future::ok() completes immediately, the server won't hang waiting for
Dec 19 07:09:32.892 INFO [stderr]    |     ^ unexpected token
Dec 19 07:09:32.892 INFO [stderr] 
Dec 19 07:09:33.064 INFO [stderr] error[E0433]: failed to resolve: use of undeclared type or module `TcpListener`
Dec 19 07:09:33.064 INFO [stderr]   --> src/main.rs:24:20
Dec 19 07:09:33.064 INFO [stderr]    |
Dec 19 07:09:33.064 INFO [stderr] 24 |     let listener = TcpListener::bind(&addr).unwrap();
Dec 19 07:09:33.064 INFO [stderr]    |                    ^^^^^^^^^^^ use of undeclared type or module `TcpListener`
Dec 19 07:09:33.064 INFO [stderr] 
Dec 19 07:09:33.064 INFO [stderr] error: unused import: `tokio::io`
Dec 19 07:09:33.064 INFO [stderr]   --> src/main.rs:18:5
Dec 19 07:09:33.064 INFO [stderr]    |
Dec 19 07:09:33.064 INFO [stderr] 18 | use tokio::io;
Dec 19 07:09:33.064 INFO [stderr]    |     ^^^^^^^^^
Dec 19 07:09:33.064 INFO [stderr]    |
Dec 19 07:09:33.064 INFO [stderr] note: lint level defined here
Dec 19 07:09:33.064 INFO [stderr]   --> src/main.rs:14:9
Dec 19 07:09:33.064 INFO [stderr]    |
Dec 19 07:09:33.064 INFO [stderr] 14 | #![deny(warnings)]
Dec 19 07:09:33.064 INFO [stderr]    |         ^^^^^^^^
Dec 19 07:09:33.064 INFO [stderr]    = note: #[deny(unused_imports)] implied by #[deny(warnings)]
Dec 19 07:09:33.064 INFO [stderr] 
Dec 19 07:09:33.064 INFO [stderr] error: unused import: `tokio::net::TcpStream`
Dec 19 07:09:33.064 INFO [stderr]   --> src/main.rs:19:5
Dec 19 07:09:33.064 INFO [stderr]    |
Dec 19 07:09:33.064 INFO [stderr] 19 | use tokio::net::TcpStream;
Dec 19 07:09:33.065 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Dec 19 07:09:33.065 INFO [stderr] 
Dec 19 07:09:33.076 INFO [stderr] error: unused import: `tokio::prelude`
Dec 19 07:09:33.076 INFO [stderr]   --> src/main.rs:20:5
Dec 19 07:09:33.076 INFO [stderr]    |
Dec 19 07:09:33.076 INFO [stderr] 20 | use tokio::prelude::*;
Dec 19 07:09:33.076 INFO [stderr]    |     ^^^^^^^^^^^^^^
Dec 19 07:09:33.076 INFO [stderr] 
Dec 19 07:09:33.080 INFO [stderr] error: aborting due to 5 previous errors
Dec 19 07:09:33.080 INFO [stderr] 
Dec 19 07:09:33.080 INFO [stderr] For more information about this error, try `rustc --explain E0433`.
Dec 19 07:09:33.080 INFO [stderr] error[E0433]: failed to resolve: use of undeclared type or module `TcpListener`
Dec 19 07:09:33.080 INFO [stderr]   --> src/main.rs:24:20
Dec 19 07:09:33.080 INFO [stderr]    |
Dec 19 07:09:33.080 INFO [stderr] 24 |     let listener = TcpListener::bind(&addr).unwrap();
Dec 19 07:09:33.080 INFO [stderr]    |                    ^^^^^^^^^^^ use of undeclared type or module `TcpListener`
Dec 19 07:09:33.080 INFO [stderr] 
Dec 19 07:09:33.080 INFO [stderr] error: unused import: `tokio::io`
Dec 19 07:09:33.080 INFO [stderr]   --> src/main.rs:18:5
Dec 19 07:09:33.080 INFO [stderr]    |
Dec 19 07:09:33.080 INFO [stderr] 18 | use tokio::io;
Dec 19 07:09:33.080 INFO [stderr]    |     ^^^^^^^^^
Dec 19 07:09:33.080 INFO [stderr]    |
Dec 19 07:09:33.080 INFO [stderr] note: lint level defined here
Dec 19 07:09:33.080 INFO [stderr]   --> src/main.rs:14:9
Dec 19 07:09:33.080 INFO [stderr]    |
Dec 19 07:09:33.080 INFO [stderr] 14 | #![deny(warnings)]
Dec 19 07:09:33.080 INFO [stderr]    |         ^^^^^^^^
Dec 19 07:09:33.080 INFO [stderr]    = note: #[deny(unused_imports)] implied by #[deny(warnings)]
Dec 19 07:09:33.080 INFO [stderr] 
Dec 19 07:09:33.080 INFO [stderr] error: unused import: `tokio::net::TcpStream`
Dec 19 07:09:33.080 INFO [stderr]   --> src/main.rs:19:5
Dec 19 07:09:33.080 INFO [stderr]    |
Dec 19 07:09:33.081 INFO [stderr] 19 | use tokio::net::TcpStream;
Dec 19 07:09:33.081 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Dec 19 07:09:33.081 INFO [stderr] 
Dec 19 07:09:33.081 INFO [stderr] error: Could not compile `ukg`.
Dec 19 07:09:33.081 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Dec 19 07:09:33.092 INFO [stderr] error: unused import: `tokio::prelude`
Dec 19 07:09:33.092 INFO [stderr]   --> src/main.rs:20:5
Dec 19 07:09:33.092 INFO [stderr]    |
Dec 19 07:09:33.092 INFO [stderr] 20 | use tokio::prelude::*;
Dec 19 07:09:33.092 INFO [stderr]    |     ^^^^^^^^^^^^^^
Dec 19 07:09:33.092 INFO [stderr] 
Dec 19 07:09:33.092 INFO [stderr] error: aborting due to 5 previous errors
Dec 19 07:09:33.092 INFO [stderr] 
Dec 19 07:09:33.092 INFO [stderr] For more information about this error, try `rustc --explain E0433`.
Dec 19 07:09:33.100 INFO [stderr] error: Could not compile `ukg`.
Dec 19 07:09:33.100 INFO [stderr] 
Dec 19 07:09:33.100 INFO [stderr] To learn more, run the command again with --verbose.
Dec 19 07:09:34.460 INFO running `"docker" "inspect" "29a3de0f6442f267385020db1669181f39d7c4b9e836fe8fccb85e8f86ed1553"`
Dec 19 07:09:34.816 INFO running `"docker" "rm" "-f" "29a3de0f6442f267385020db1669181f39d7c4b9e836fe8fccb85e8f86ed1553"`
Dec 19 07:09:35.165 INFO [stdout] 29a3de0f6442f267385020db1669181f39d7c4b9e836fe8fccb85e8f86ed1553