Dec 18 11:40:53.846 INFO checking rusturn-0.0.2 against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 11:40:53.846 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-7/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/reg/rusturn/0.0.2:/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 18 11:40:54.328 INFO [stdout] 780c6dac47af72bd9362191b600045a6926d52647fe603e52ef17dde1f46a9cc
Dec 18 11:40:54.330 INFO running `"docker" "start" "-a" "780c6dac47af72bd9362191b600045a6926d52647fe603e52ef17dde1f46a9cc"`
Dec 18 11:40:55.664 INFO [stderr]     Checking splay_tree v0.2.10
Dec 18 11:40:55.664 INFO [stderr]     Checking nbchan v0.1.3
Dec 18 11:40:55.664 INFO [stderr]     Checking factory v0.1.1
Dec 18 11:40:55.676 INFO [stderr]    Compiling trackable_derive v0.1.1
Dec 18 11:40:55.676 INFO [stderr]    Compiling structopt-derive v0.2.14
Dec 18 11:40:57.756 INFO [stderr]     Checking fibers v0.1.12
Dec 18 11:40:59.315 INFO [stderr]     Checking trackable v0.2.20
Dec 18 11:40:59.604 INFO [stderr]     Checking fibers_timeout_queue v0.1.0
Dec 18 11:40:59.604 INFO [stderr]     Checking fibers_global v0.1.0
Dec 18 11:41:00.247 INFO [stderr]     Checking bytecodec v0.4.11
Dec 18 11:41:00.506 INFO [stderr]     Checking structopt v0.2.14
Dec 18 11:41:03.272 INFO [stderr]     Checking stun_codec v0.1.10
Dec 18 11:41:03.284 INFO [stderr]     Checking fibers_transport v0.1.2
Dec 18 11:41:06.017 INFO [stderr]     Checking rustun v0.3.5
Dec 18 11:41:07.432 INFO [stderr]     Checking rusturn v0.0.2 (/opt/crater/workdir)
Dec 18 11:41:10.068 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 11:41:10.068 INFO [stderr]    --> src/server/core.rs:126:9
Dec 18 11:41:10.068 INFO [stderr]     |
Dec 18 11:41:10.068 INFO [stderr] 126 |         track!(self.stun_channel.reply(client, Ok(response)));
Dec 18 11:41:10.068 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 11:41:10.068 INFO [stderr]     |
Dec 18 11:41:10.068 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 18 11:41:10.068 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 11:41:10.068 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 18 11:41:10.068 INFO [stderr] 
Dec 18 11:41:10.068 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 11:41:10.068 INFO [stderr]    --> src/server/core.rs:167:9
Dec 18 11:41:10.068 INFO [stderr]     |
Dec 18 11:41:10.068 INFO [stderr] 167 |         track!(self.stun_channel.reply(client, Ok(response)));
Dec 18 11:41:10.068 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 11:41:10.068 INFO [stderr]     |
Dec 18 11:41:10.068 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 11:41:10.069 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 18 11:41:10.069 INFO [stderr] 
Dec 18 11:41:10.089 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 11:41:10.089 INFO [stderr]    --> src/server/core.rs:126:9
Dec 18 11:41:10.089 INFO [stderr]     |
Dec 18 11:41:10.089 INFO [stderr] 126 |         track!(self.stun_channel.reply(client, Ok(response)));
Dec 18 11:41:10.089 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 11:41:10.089 INFO [stderr]     |
Dec 18 11:41:10.089 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 18 11:41:10.089 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 11:41:10.089 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 18 11:41:10.089 INFO [stderr] 
Dec 18 11:41:10.089 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 11:41:10.089 INFO [stderr]    --> src/server/core.rs:167:9
Dec 18 11:41:10.089 INFO [stderr]     |
Dec 18 11:41:10.089 INFO [stderr] 167 |         track!(self.stun_channel.reply(client, Ok(response)));
Dec 18 11:41:10.089 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 11:41:10.089 INFO [stderr]     |
Dec 18 11:41:10.089 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 11:41:10.089 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 18 11:41:10.090 INFO [stderr] 
Dec 18 11:41:11.692 INFO [stderr] warning: unused `#[macro_use]` import
Dec 18 11:41:11.692 INFO [stderr]  --> examples/binding_over_turn.rs:5:1
Dec 18 11:41:11.692 INFO [stderr]   |
Dec 18 11:41:11.692 INFO [stderr] 5 | #[macro_use]
Dec 18 11:41:11.692 INFO [stderr]   | ^^^^^^^^^^^^
Dec 18 11:41:11.692 INFO [stderr]   |
Dec 18 11:41:11.692 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 11:41:11.692 INFO [stderr] 
Dec 18 11:41:11.707 INFO [stderr] warning: unused `#[macro_use]` import
Dec 18 11:41:11.707 INFO [stderr]  --> examples/turncli.rs:5:1
Dec 18 11:41:11.707 INFO [stderr]   |
Dec 18 11:41:11.707 INFO [stderr] 5 | #[macro_use]
Dec 18 11:41:11.707 INFO [stderr]   | ^^^^^^^^^^^^
Dec 18 11:41:11.707 INFO [stderr]   |
Dec 18 11:41:11.707 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 11:41:11.707 INFO [stderr] 
Dec 18 11:41:11.723 INFO [stderr] warning: unused `#[macro_use]` import
Dec 18 11:41:11.723 INFO [stderr]  --> examples/turnsrv.rs:3:1
Dec 18 11:41:11.723 INFO [stderr]   |
Dec 18 11:41:11.723 INFO [stderr] 3 | #[macro_use]
Dec 18 11:41:11.723 INFO [stderr]   | ^^^^^^^^^^^^
Dec 18 11:41:11.723 INFO [stderr]   |
Dec 18 11:41:11.723 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 11:41:11.723 INFO [stderr] 
Dec 18 11:41:11.903 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.38s
Dec 18 11:41:12.205 INFO running `"docker" "inspect" "780c6dac47af72bd9362191b600045a6926d52647fe603e52ef17dde1f46a9cc"`
Dec 18 11:41:12.290 INFO running `"docker" "rm" "-f" "780c6dac47af72bd9362191b600045a6926d52647fe603e52ef17dde1f46a9cc"`
Dec 18 11:41:12.387 INFO [stdout] 780c6dac47af72bd9362191b600045a6926d52647fe603e52ef17dde1f46a9cc