[INFO] crate rusturn 0.0.2 is already in cache
[INFO] extracting crate rusturn 0.0.2 into work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/rusturn/0.0.2
[INFO] extracting crate rusturn 0.0.2 into work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/rusturn/0.0.2
[INFO] validating manifest of rusturn-0.0.2 on toolchain master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of rusturn-0.0.2 on toolchain try#7fea0229842e79db1159ea58ad9a653b288efee9
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing rusturn-0.0.2
[INFO] finished frobbing rusturn-0.0.2
[INFO] frobbed toml for rusturn-0.0.2 written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/rusturn/0.0.2/Cargo.toml
[INFO] started frobbing rusturn-0.0.2
[INFO] finished frobbing rusturn-0.0.2
[INFO] frobbed toml for rusturn-0.0.2 written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/rusturn/0.0.2/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing rusturn-0.0.2 against try#7fea0229842e79db1159ea58ad9a653b288efee9 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-7/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "build" "--frozen"`
[INFO] [stdout] 86d7c8b259a9382fed2796da0f5d230c72eafd3f996d529deb01c1c9a02fdf76
[INFO] running `"docker" "start" "-a" "86d7c8b259a9382fed2796da0f5d230c72eafd3f996d529deb01c1c9a02fdf76"`
[INFO] [stderr]    Compiling splay_tree v0.2.10
[INFO] [stderr]    Compiling nbchan v0.1.3
[INFO] [stderr]    Compiling factory v0.1.1
[INFO] [stderr]    Compiling trackable_derive v0.1.2
[INFO] [stderr]    Compiling fibers v0.1.12
[INFO] [stderr]    Compiling trackable v0.2.21
[INFO] [stderr]    Compiling bytecodec v0.4.11
[INFO] [stderr]    Compiling fibers_timeout_queue v0.1.0
[INFO] [stderr]    Compiling stun_codec v0.1.10
[INFO] [stderr]    Compiling fibers_transport v0.1.2
[INFO] [stderr]    Compiling rustun v0.3.5
[INFO] [stderr]    Compiling rusturn v0.0.2 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/server/core.rs:126:9
[INFO] [stderr]     |
[INFO] [stderr] 126 |         track!(self.stun_channel.reply(client, Ok(response)));
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[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)
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/server/core.rs:167:9
[INFO] [stderr]     |
[INFO] [stderr] 167 |         track!(self.stun_channel.reply(client, Ok(response)));
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[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)
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.04s
[INFO] running `"docker" "inspect" "86d7c8b259a9382fed2796da0f5d230c72eafd3f996d529deb01c1c9a02fdf76"`
[INFO] running `"docker" "rm" "-f" "86d7c8b259a9382fed2796da0f5d230c72eafd3f996d529deb01c1c9a02fdf76"`
[INFO] [stdout] 86d7c8b259a9382fed2796da0f5d230c72eafd3f996d529deb01c1c9a02fdf76
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-7/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 6ccd2870eb3b0e11d83116123c968d8a237a92954527670e164ca7009e4c8af3
[INFO] running `"docker" "start" "-a" "6ccd2870eb3b0e11d83116123c968d8a237a92954527670e164ca7009e4c8af3"`
[INFO] [stderr]    Compiling fibers_global v0.1.1
[INFO] [stderr]    Compiling rusturn v0.0.2 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> examples/turncli.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> examples/binding_over_turn.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> examples/turnsrv.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] error: symbol `_RINhNyCsfOXHOjakNhA_4core3mem7size_ofINcNsB4_6option6OptionNiNsCs7u5ynqTzLL7_7rusturn6client9UdpClientEECs5DpfyJyWRl8_7turncli` is already defined
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `rusturn`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/server/core.rs:126:9
[INFO] [stderr]     |
[INFO] [stderr] 126 |         track!(self.stun_channel.reply(client, Ok(response)));
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[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)
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/server/core.rs:167:9
[INFO] [stderr]     |
[INFO] [stderr] 167 |         track!(self.stun_channel.reply(client, Ok(response)));
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[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)
[INFO] [stderr] 
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "6ccd2870eb3b0e11d83116123c968d8a237a92954527670e164ca7009e4c8af3"`
[INFO] running `"docker" "rm" "-f" "6ccd2870eb3b0e11d83116123c968d8a237a92954527670e164ca7009e4c8af3"`
[INFO] [stdout] 6ccd2870eb3b0e11d83116123c968d8a237a92954527670e164ca7009e4c8af3