[INFO] updating cached repository nayrpg/rustest_coaps
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/nayrpg/rustest_coaps
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/nayrpg/rustest_coaps" "work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/nayrpg/rustest_coaps"`
[INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/nayrpg/rustest_coaps'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/nayrpg/rustest_coaps" "work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/nayrpg/rustest_coaps"`
[INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/nayrpg/rustest_coaps'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] eed84369f12a3ded699a9cf666ef222fb146e2f8
[INFO] sha for GitHub repo nayrpg/rustest_coaps: eed84369f12a3ded699a9cf666ef222fb146e2f8
[INFO] validating manifest of nayrpg/rustest_coaps on toolchain master#c43d03a19f326f4a323569328cc501e86eb6d22e
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of nayrpg/rustest_coaps on toolchain try#75eff020d0923c035c2fe220db4a0465cd847048
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing nayrpg/rustest_coaps
[INFO] finished frobbing nayrpg/rustest_coaps
[INFO] frobbed toml for nayrpg/rustest_coaps written to work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/nayrpg/rustest_coaps/Cargo.toml
[INFO] started frobbing nayrpg/rustest_coaps
[INFO] finished frobbing nayrpg/rustest_coaps
[INFO] frobbed toml for nayrpg/rustest_coaps written to work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/nayrpg/rustest_coaps/Cargo.toml
[INFO] crate nayrpg/rustest_coaps already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking nayrpg/rustest_coaps against master#c43d03a19f326f4a323569328cc501e86eb6d22e for pr-63565
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63565/worker-2/master#c43d03a19f326f4a323569328cc501e86eb6d22e:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/nayrpg/rustest_coaps:/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" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 2b94ba40d601d3cab6d46948596c4fc227dadadb2f7a66ea7c9b33b9633db14d
[INFO] running `"docker" "start" "-a" "2b94ba40d601d3cab6d46948596c4fc227dadadb2f7a66ea7c9b33b9633db14d"`
[INFO] [stderr]    Compiling openssl v0.10.19
[INFO] [stderr]     Checking bincode v0.3.0
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking nix v0.5.1
[INFO] [stderr]    Compiling openssl-sys v0.9.42
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stderr]     Checking miow v0.1.5
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking mio v0.5.1
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking coap v0.7.4
[INFO] [stderr]     Checking rustest_coaps v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `len_received`
[INFO] [stderr]    --> src/lib.rs:145:9
[INFO] [stderr]     |
[INFO] [stderr] 145 |     let len_received = coaps_stream.ssl_read(&mut buf);
[INFO] [stderr]     |         ^^^^^^^^^^^^ help: consider prefixing with an underscore: `_len_received`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `len_received`
[INFO] [stderr]    --> src/lib.rs:145:9
[INFO] [stderr]     |
[INFO] [stderr] 145 |     let len_received = coaps_stream.ssl_read(&mut buf);
[INFO] [stderr]     |         ^^^^^^^^^^^^ help: consider prefixing with an underscore: `_len_received`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/lib.rs:28:5
[INFO] [stderr]    |
[INFO] [stderr] 28 |     fn new(port: u16, address: SocketAddr) -> Result<RpgUdpConnectedSocket, Box<dyn Error>> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `connect_to_google`
[INFO] [stderr]   --> src/lib.rs:73:1
[INFO] [stderr]    |
[INFO] [stderr] 73 | fn connect_to_google() -> Result<SslStream<TcpStream>, Box<dyn Error>> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `send_get_request`
[INFO] [stderr]   --> src/lib.rs:85:1
[INFO] [stderr]    |
[INFO] [stderr] 85 | fn send_get_request(https_stream: &mut SslStream<TcpStream>) -> Result<Vec<u8>, Box<dyn Error>> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `connect_to_local_coaps_server`
[INFO] [stderr]   --> src/lib.rs:94:1
[INFO] [stderr]    |
[INFO] [stderr] 94 | fn connect_to_local_coaps_server() -> Result<SslStream<RpgUdpConnectedSocket>, Box<dyn Error>> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `send_coaps_get_request`
[INFO] [stderr]    --> src/lib.rs:124:1
[INFO] [stderr]     |
[INFO] [stderr] 124 | / fn send_coaps_get_request(
[INFO] [stderr] 125 | |     coaps_stream: &mut SslStream<RpgUdpConnectedSocket>,
[INFO] [stderr] 126 | | ) -> Result<Vec<u8>, Box<dyn Error>> {
[INFO] [stderr] 127 | |     let mut packet = CoAPRequest::new();
[INFO] [stderr] ...   |
[INFO] [stderr] 146 | |     Ok(buf)
[INFO] [stderr] 147 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 20s
[INFO] running `"docker" "inspect" "2b94ba40d601d3cab6d46948596c4fc227dadadb2f7a66ea7c9b33b9633db14d"`
[INFO] running `"docker" "rm" "-f" "2b94ba40d601d3cab6d46948596c4fc227dadadb2f7a66ea7c9b33b9633db14d"`
[INFO] [stdout] 2b94ba40d601d3cab6d46948596c4fc227dadadb2f7a66ea7c9b33b9633db14d