Dec 11 21:06:47.258 INFO checking ccutch/chat-app against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 11 21:06:47.258 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-6/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +3a75e80557a103497cffbcab395a2f37061a77ea-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 11 21:06:47.710 INFO [stdout] ef01eeb5e42e40bec1f3f29fe854c239b0cd06359195c38ae398b8af00c6d41b
Dec 11 21:06:47.711 INFO running `"docker" "start" "-a" "ef01eeb5e42e40bec1f3f29fe854c239b0cd06359195c38ae398b8af00c6d41b"`
Dec 11 21:06:49.039 INFO [stderr] usermod: no changes
Dec 11 21:06:49.176 INFO [stderr]     Checking chat v0.1.0 (/source)
Dec 11 21:06:50.109 INFO [stderr] warning: struct is never constructed: `Chat`
Dec 11 21:06:50.109 INFO [stderr]   --> src/main.rs:60:1
Dec 11 21:06:50.109 INFO [stderr]    |
Dec 11 21:06:50.109 INFO [stderr] 60 | struct Chat<D: Decrypter, E: Encrypter, T: Transport> {
Dec 11 21:06:50.109 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 21:06:50.109 INFO [stderr]    |
Dec 11 21:06:50.109 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 11 21:06:50.109 INFO [stderr] 
Dec 11 21:06:50.109 INFO [stderr] warning: struct is never constructed: `User`
Dec 11 21:06:50.109 INFO [stderr]   --> src/main.rs:84:1
Dec 11 21:06:50.109 INFO [stderr]    |
Dec 11 21:06:50.109 INFO [stderr] 84 | struct User {
Dec 11 21:06:50.109 INFO [stderr]    | ^^^^^^^^^^^
Dec 11 21:06:50.109 INFO [stderr] 
Dec 11 21:06:50.109 INFO [stderr] warning: struct is never constructed: `Recipient`
Dec 11 21:06:50.109 INFO [stderr]   --> src/main.rs:90:1
Dec 11 21:06:50.109 INFO [stderr]    |
Dec 11 21:06:50.109 INFO [stderr] 90 | struct Recipient {
Dec 11 21:06:50.109 INFO [stderr]    | ^^^^^^^^^^^^^^^^
Dec 11 21:06:50.109 INFO [stderr] 
Dec 11 21:06:50.116 INFO [stderr] warning: struct is never constructed: `RemoteKey`
Dec 11 21:06:50.116 INFO [stderr]    --> src/main.rs:104:1
Dec 11 21:06:50.116 INFO [stderr]     |
Dec 11 21:06:50.116 INFO [stderr] 104 | struct RemoteKey {
Dec 11 21:06:50.116 INFO [stderr]     | ^^^^^^^^^^^^^^^^
Dec 11 21:06:50.117 INFO [stderr] 
Dec 11 21:06:50.248 INFO [stderr] warning: struct is never constructed: `Chat`
Dec 11 21:06:50.248 INFO [stderr]   --> src/main.rs:60:1
Dec 11 21:06:50.248 INFO [stderr]    |
Dec 11 21:06:50.248 INFO [stderr] 60 | struct Chat<D: Decrypter, E: Encrypter, T: Transport> {
Dec 11 21:06:50.248 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 21:06:50.248 INFO [stderr]    |
Dec 11 21:06:50.248 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 11 21:06:50.248 INFO [stderr] 
Dec 11 21:06:50.249 INFO [stderr] warning: struct is never constructed: `User`
Dec 11 21:06:50.249 INFO [stderr]   --> src/main.rs:84:1
Dec 11 21:06:50.256 INFO [stderr]    |
Dec 11 21:06:50.256 INFO [stderr] 84 | struct User {
Dec 11 21:06:50.256 INFO [stderr]    | ^^^^^^^^^^^
Dec 11 21:06:50.256 INFO [stderr] 
Dec 11 21:06:50.256 INFO [stderr] warning: struct is never constructed: `Recipient`
Dec 11 21:06:50.256 INFO [stderr]   --> src/main.rs:90:1
Dec 11 21:06:50.256 INFO [stderr]    |
Dec 11 21:06:50.256 INFO [stderr] 90 | struct Recipient {
Dec 11 21:06:50.256 INFO [stderr]    | ^^^^^^^^^^^^^^^^
Dec 11 21:06:50.256 INFO [stderr] 
Dec 11 21:06:50.256 INFO [stderr] warning: struct is never constructed: `RemoteKey`
Dec 11 21:06:50.256 INFO [stderr]    --> src/main.rs:104:1
Dec 11 21:06:50.256 INFO [stderr]     |
Dec 11 21:06:50.256 INFO [stderr] 104 | struct RemoteKey {
Dec 11 21:06:50.256 INFO [stderr]     | ^^^^^^^^^^^^^^^^
Dec 11 21:06:50.256 INFO [stderr] 
Dec 11 21:06:50.300 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.23s
Dec 11 21:06:50.309 INFO [stderr] su: No module specific data is present
Dec 11 21:06:51.432 INFO running `"docker" "inspect" "ef01eeb5e42e40bec1f3f29fe854c239b0cd06359195c38ae398b8af00c6d41b"`
Dec 11 21:06:51.898 INFO running `"docker" "rm" "-f" "ef01eeb5e42e40bec1f3f29fe854c239b0cd06359195c38ae398b8af00c6d41b"`
Dec 11 21:06:52.204 INFO [stdout] ef01eeb5e42e40bec1f3f29fe854c239b0cd06359195c38ae398b8af00c6d41b