Dec 19 14:19:39.035 INFO checking kingswanwho/Crawler against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 14:19:39.035 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-4/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/kingswanwho/Crawler:/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 14:19:39.381 INFO [stdout] 74571683e422fedec6632c1b1e4b1f8e18ef448cb7093909c873f004f5899eed
Dec 19 14:19:39.384 INFO running `"docker" "start" "-a" "74571683e422fedec6632c1b1e4b1f8e18ef448cb7093909c873f004f5899eed"`
Dec 19 14:19:40.718 INFO [stderr]    Compiling backtrace-sys v0.1.11
Dec 19 14:19:40.720 INFO [stderr]    Compiling string_cache v0.2.29
Dec 19 14:19:40.721 INFO [stderr]    Compiling html5ever v0.5.4
Dec 19 14:19:40.721 INFO [stderr]     Checking tendril v0.2.4
Dec 19 14:19:56.410 INFO [stderr]     Checking select v0.3.0
Dec 19 14:20:03.176 INFO [stderr]     Checking backtrace v0.3.2
Dec 19 14:20:03.612 INFO [stderr]     Checking error-chain v0.8.1
Dec 19 14:20:04.116 INFO [stderr]     Checking bb v0.1.0 (/opt/crater/workdir)
Dec 19 14:20:05.321 INFO [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
Dec 19 14:20:05.321 INFO [stderr]   --> src/error.rs:5:1
Dec 19 14:20:05.321 INFO [stderr]    |
Dec 19 14:20:05.321 INFO [stderr] 5  | / error_chain!{
Dec 19 14:20:05.321 INFO [stderr] 6  | |     foreign_links {
Dec 19 14:20:05.321 INFO [stderr] 7  | |         Io(::std::io::Error);
Dec 19 14:20:05.321 INFO [stderr] 8  | |         Hyper(::hyper::Error);
Dec 19 14:20:05.321 INFO [stderr] ...  |
Dec 19 14:20:05.321 INFO [stderr] 21 | |     }
Dec 19 14:20:05.321 INFO [stderr] 22 | | }
Dec 19 14:20:05.321 INFO [stderr]    | |_^
Dec 19 14:20:05.321 INFO [stderr]    |
Dec 19 14:20:05.321 INFO [stderr]    = note: #[warn(deprecated)] on by default
Dec 19 14:20:05.321 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 19 14:20:05.321 INFO [stderr] 
Dec 19 14:20:05.321 INFO [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
Dec 19 14:20:05.321 INFO [stderr]   --> src/error.rs:5:1
Dec 19 14:20:05.321 INFO [stderr]    |
Dec 19 14:20:05.321 INFO [stderr] 5  | / error_chain!{
Dec 19 14:20:05.321 INFO [stderr] 6  | |     foreign_links {
Dec 19 14:20:05.321 INFO [stderr] 7  | |         Io(::std::io::Error);
Dec 19 14:20:05.321 INFO [stderr] 8  | |         Hyper(::hyper::Error);
Dec 19 14:20:05.321 INFO [stderr] ...  |
Dec 19 14:20:05.321 INFO [stderr] 21 | |     }
Dec 19 14:20:05.321 INFO [stderr] 22 | | }
Dec 19 14:20:05.321 INFO [stderr]    | |_^
Dec 19 14:20:05.321 INFO [stderr]    |
Dec 19 14:20:05.321 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 19 14:20:05.321 INFO [stderr] 
Dec 19 14:20:05.472 INFO [stderr] warning: function is never used: `sync_pop_url`
Dec 19 14:20:05.472 INFO [stderr]   --> src/function.rs:25:1
Dec 19 14:20:05.472 INFO [stderr]    |
Dec 19 14:20:05.472 INFO [stderr] 25 | pub fn sync_pop_url(queue: &Arc<Mutex<VecDeque<Url>>>) -> Option<Url> {
Dec 19 14:20:05.472 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 14:20:05.472 INFO [stderr]    |
Dec 19 14:20:05.472 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 14:20:05.472 INFO [stderr] 
Dec 19 14:20:05.472 INFO [stderr] warning: method is never used: `check_empty`
Dec 19 14:20:05.472 INFO [stderr]   --> src/crawler.rs:58:2
Dec 19 14:20:05.472 INFO [stderr]    |
Dec 19 14:20:05.472 INFO [stderr] 58 |     pub fn check_empty(&self) -> bool {
Dec 19 14:20:05.472 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 14:20:05.472 INFO [stderr] 
Dec 19 14:20:05.472 INFO [stderr] warning: method is never used: `pop`
Dec 19 14:20:05.472 INFO [stderr]   --> src/crawler.rs:63:2
Dec 19 14:20:05.472 INFO [stderr]    |
Dec 19 14:20:05.472 INFO [stderr] 63 |     pub fn pop(&self) -> Option<Url> {
Dec 19 14:20:05.472 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 14:20:05.472 INFO [stderr] 
Dec 19 14:20:05.472 INFO [stderr] warning: method is never used: `push`
Dec 19 14:20:05.472 INFO [stderr]   --> src/crawler.rs:67:2
Dec 19 14:20:05.472 INFO [stderr]    |
Dec 19 14:20:05.472 INFO [stderr] 67 |     pub fn push(&self, url: Url) -> Result<()> {
Dec 19 14:20:05.472 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 14:20:05.472 INFO [stderr] 
Dec 19 14:20:05.644 INFO [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
Dec 19 14:20:05.644 INFO [stderr]   --> src/error.rs:5:1
Dec 19 14:20:05.644 INFO [stderr]    |
Dec 19 14:20:05.644 INFO [stderr] 5  | / error_chain!{
Dec 19 14:20:05.644 INFO [stderr] 6  | |     foreign_links {
Dec 19 14:20:05.644 INFO [stderr] 7  | |         Io(::std::io::Error);
Dec 19 14:20:05.644 INFO [stderr] 8  | |         Hyper(::hyper::Error);
Dec 19 14:20:05.644 INFO [stderr] ...  |
Dec 19 14:20:05.644 INFO [stderr] 21 | |     }
Dec 19 14:20:05.644 INFO [stderr] 22 | | }
Dec 19 14:20:05.644 INFO [stderr]    | |_^
Dec 19 14:20:05.644 INFO [stderr]    |
Dec 19 14:20:05.644 INFO [stderr]    = note: #[warn(deprecated)] on by default
Dec 19 14:20:05.644 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 19 14:20:05.644 INFO [stderr] 
Dec 19 14:20:05.644 INFO [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
Dec 19 14:20:05.644 INFO [stderr]   --> src/error.rs:5:1
Dec 19 14:20:05.644 INFO [stderr]    |
Dec 19 14:20:05.644 INFO [stderr] 5  | / error_chain!{
Dec 19 14:20:05.644 INFO [stderr] 6  | |     foreign_links {
Dec 19 14:20:05.644 INFO [stderr] 7  | |         Io(::std::io::Error);
Dec 19 14:20:05.644 INFO [stderr] 8  | |         Hyper(::hyper::Error);
Dec 19 14:20:05.645 INFO [stderr] ...  |
Dec 19 14:20:05.645 INFO [stderr] 21 | |     }
Dec 19 14:20:05.645 INFO [stderr] 22 | | }
Dec 19 14:20:05.645 INFO [stderr]    | |_^
Dec 19 14:20:05.645 INFO [stderr]    |
Dec 19 14:20:05.645 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 19 14:20:05.645 INFO [stderr] 
Dec 19 14:20:05.880 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.34s
Dec 19 14:20:06.956 INFO running `"docker" "inspect" "74571683e422fedec6632c1b1e4b1f8e18ef448cb7093909c873f004f5899eed"`
Dec 19 14:20:07.252 INFO running `"docker" "rm" "-f" "74571683e422fedec6632c1b1e4b1f8e18ef448cb7093909c873f004f5899eed"`
Dec 19 14:20:07.556 INFO [stdout] 74571683e422fedec6632c1b1e4b1f8e18ef448cb7093909c873f004f5899eed