[INFO] updating cached repository mortonar/rust-xmpp-server
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/mortonar/rust-xmpp-server
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/mortonar/rust-xmpp-server" "work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/mortonar/rust-xmpp-server"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/mortonar/rust-xmpp-server'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/mortonar/rust-xmpp-server" "work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/mortonar/rust-xmpp-server"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/mortonar/rust-xmpp-server'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] cda6cd799219163f5ab65b7906b7d551f60f9be8
[INFO] sha for GitHub repo mortonar/rust-xmpp-server: cda6cd799219163f5ab65b7906b7d551f60f9be8
[INFO] validating manifest of mortonar/rust-xmpp-server on toolchain master#435236b8877cdb98c82eaebfb7887782277265c5
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of mortonar/rust-xmpp-server on toolchain try#b5c7f157c20453dde8d47371abe73b32351b4e7f
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing mortonar/rust-xmpp-server
[INFO] finished frobbing mortonar/rust-xmpp-server
[INFO] frobbed toml for mortonar/rust-xmpp-server written to work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/mortonar/rust-xmpp-server/Cargo.toml
[INFO] started frobbing mortonar/rust-xmpp-server
[INFO] finished frobbing mortonar/rust-xmpp-server
[INFO] frobbed toml for mortonar/rust-xmpp-server written to work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/mortonar/rust-xmpp-server/Cargo.toml
[INFO] crate mortonar/rust-xmpp-server already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking mortonar/rust-xmpp-server against try#b5c7f157c20453dde8d47371abe73b32351b4e7f for pr-62849
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62849/worker-6/try#b5c7f157c20453dde8d47371abe73b32351b4e7f:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/mortonar/rust-xmpp-server:/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" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 964d084880ca81efae11332322a59274d846daaf89eb6a54672803e4446594ed
[INFO] running `"docker" "start" "-a" "964d084880ca81efae11332322a59274d846daaf89eb6a54672803e4446594ed"`
[INFO] [stderr]     Checking xml-rs v0.6.0
[INFO] [stderr]     Checking rust-xmpp-server v0.0.1 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `stanzas`
[INFO] [stderr]  --> src/client_session.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use stanzas;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `session`
[INFO] [stderr]   --> src/client_session.rs:17:31
[INFO] [stderr]    |
[INFO] [stderr] 17 |     pub fn process_connection(session: &XmppClientSession, tcp_stream: TcpStream) {
[INFO] [stderr]    |                               ^^^^^^^ help: consider prefixing with an underscore: `_session`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `event`
[INFO] [stderr]  --> src/stanzas/mod.rs:3:10
[INFO] [stderr]   |
[INFO] [stderr] 3 | fn parse(event: &XmlEvent) -> XMPPData {
[INFO] [stderr]   |          ^^^^^ help: consider prefixing with an underscore: `_event`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `stanzas`
[INFO] [stderr]  --> src/client_session.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use stanzas;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `parse`
[INFO] [stderr]  --> src/stanzas/mod.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | fn parse(event: &XmlEvent) -> XMPPData {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Entity`
[INFO] [stderr]   --> src/stanzas/mod.rs:12:1
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub struct Entity {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `XMPPData`
[INFO] [stderr]   --> src/stanzas/mod.rs:18:1
[INFO] [stderr]    |
[INFO] [stderr] 18 | pub enum XMPPData {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `StreamOpen`
[INFO] [stderr]   --> src/stanzas/mod.rs:22:1
[INFO] [stderr]    |
[INFO] [stderr] 22 | pub struct StreamOpen {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Features`
[INFO] [stderr]   --> src/stanzas/mod.rs:29:1
[INFO] [stderr]    |
[INFO] [stderr] 29 | pub struct Features {}
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `session`
[INFO] [stderr]   --> src/client_session.rs:17:31
[INFO] [stderr]    |
[INFO] [stderr] 17 |     pub fn process_connection(session: &XmppClientSession, tcp_stream: TcpStream) {
[INFO] [stderr]    |                               ^^^^^^^ help: consider prefixing with an underscore: `_session`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `event`
[INFO] [stderr]  --> src/stanzas/mod.rs:3:10
[INFO] [stderr]   |
[INFO] [stderr] 3 | fn parse(event: &XmlEvent) -> XMPPData {
[INFO] [stderr]   |          ^^^^^ help: consider prefixing with an underscore: `_event`
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `parse`
[INFO] [stderr]  --> src/stanzas/mod.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | fn parse(event: &XmlEvent) -> XMPPData {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Entity`
[INFO] [stderr]   --> src/stanzas/mod.rs:12:1
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub struct Entity {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `XMPPData`
[INFO] [stderr]   --> src/stanzas/mod.rs:18:1
[INFO] [stderr]    |
[INFO] [stderr] 18 | pub enum XMPPData {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `StreamOpen`
[INFO] [stderr]   --> src/stanzas/mod.rs:22:1
[INFO] [stderr]    |
[INFO] [stderr] 22 | pub struct StreamOpen {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Features`
[INFO] [stderr]   --> src/stanzas/mod.rs:29:1
[INFO] [stderr]    |
[INFO] [stderr] 29 | pub struct Features {}
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.25s
[INFO] running `"docker" "inspect" "964d084880ca81efae11332322a59274d846daaf89eb6a54672803e4446594ed"`
[INFO] running `"docker" "rm" "-f" "964d084880ca81efae11332322a59274d846daaf89eb6a54672803e4446594ed"`
[INFO] [stdout] 964d084880ca81efae11332322a59274d846daaf89eb6a54672803e4446594ed