Dec 12 09:53:06.005 INFO checking post-sockets-0.1.0 against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 12 09:53:06.006 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-2/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56677/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/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 +aa9aa79c3c583aab59ac9134542d60a780c35e2e-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 12 09:53:06.446 INFO [stdout] dc7413d3007adfef85aa702446651c7d0b220ef47407035323ee6fcf757f38bd
Dec 12 09:53:06.448 INFO running `"docker" "start" "-a" "dc7413d3007adfef85aa702446651c7d0b220ef47407035323ee6fcf757f38bd"`
Dec 12 09:53:07.440 INFO [stderr] usermod: no changes
Dec 12 09:53:07.488 INFO [stderr]     Checking post-sockets v0.1.0 (/source)
Dec 12 09:53:08.460 INFO [stderr] warning: unused variable: `msg`
Dec 12 09:53:08.460 INFO [stderr]   --> src/carrier.rs:34:24
Dec 12 09:53:08.460 INFO [stderr]    |
Dec 12 09:53:08.460 INFO [stderr] 34 |     fn send(&mut self, msg : &P::M) {
Dec 12 09:53:08.460 INFO [stderr]    |                        ^^^ help: consider using `_msg` instead
Dec 12 09:53:08.460 INFO [stderr]    |
Dec 12 09:53:08.460 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 12 09:53:08.460 INFO [stderr] 
Dec 12 09:53:08.460 INFO [stderr] warning: unused variable: `data`
Dec 12 09:53:08.460 INFO [stderr]   --> src/protocols/quic/mod.rs:71:30
Dec 12 09:53:08.460 INFO [stderr]    |
Dec 12 09:53:08.460 INFO [stderr] 71 |     fn decode_message(&self, data : &[u8]) -> Option<Self::M> {
Dec 12 09:53:08.460 INFO [stderr]    |                              ^^^^ help: consider using `_data` instead
Dec 12 09:53:08.460 INFO [stderr] 
Dec 12 09:53:08.460 INFO [stderr] warning: unused variable: `mesg`
Dec 12 09:53:08.460 INFO [stderr]   --> src/protocols/quic/mod.rs:75:30
Dec 12 09:53:08.460 INFO [stderr]    |
Dec 12 09:53:08.461 INFO [stderr] 75 |     fn encode_message(&self, mesg : &Self::M) -> &[u8] {
Dec 12 09:53:08.461 INFO [stderr]    |                              ^^^^ help: consider using `_mesg` instead
Dec 12 09:53:08.461 INFO [stderr] 
Dec 12 09:53:08.461 INFO [stderr] warning: struct is never constructed: `Carrier`
Dec 12 09:53:08.461 INFO [stderr]   --> src/carrier.rs:29:1
Dec 12 09:53:08.461 INFO [stderr]    |
Dec 12 09:53:08.461 INFO [stderr] 29 | pub struct Carrier<P : Protocol> {
Dec 12 09:53:08.461 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 09:53:08.461 INFO [stderr]    |
Dec 12 09:53:08.461 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 12 09:53:08.461 INFO [stderr] 
Dec 12 09:53:08.461 INFO [stderr] warning: method is never used: `send`
Dec 12 09:53:08.461 INFO [stderr]   --> src/carrier.rs:34:5
Dec 12 09:53:08.461 INFO [stderr]    |
Dec 12 09:53:08.461 INFO [stderr] 34 |     fn send(&mut self, msg : &P::M) {
Dec 12 09:53:08.461 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 09:53:08.461 INFO [stderr] 
Dec 12 09:53:08.461 INFO [stderr] warning: struct is never constructed: `Quic`
Dec 12 09:53:08.461 INFO [stderr]   --> src/protocols/quic/mod.rs:65:1
Dec 12 09:53:08.461 INFO [stderr]    |
Dec 12 09:53:08.461 INFO [stderr] 65 | struct Quic {
Dec 12 09:53:08.461 INFO [stderr]    | ^^^^^^^^^^^
Dec 12 09:53:08.461 INFO [stderr] 
Dec 12 09:53:08.497 INFO [stderr] warning: unused variable: `msg`
Dec 12 09:53:08.497 INFO [stderr]   --> src/carrier.rs:34:24
Dec 12 09:53:08.497 INFO [stderr]    |
Dec 12 09:53:08.497 INFO [stderr] 34 |     fn send(&mut self, msg : &P::M) {
Dec 12 09:53:08.497 INFO [stderr]    |                        ^^^ help: consider using `_msg` instead
Dec 12 09:53:08.497 INFO [stderr]    |
Dec 12 09:53:08.497 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 12 09:53:08.497 INFO [stderr] 
Dec 12 09:53:08.497 INFO [stderr] warning: unused variable: `data`
Dec 12 09:53:08.497 INFO [stderr]   --> src/protocols/quic/mod.rs:71:30
Dec 12 09:53:08.497 INFO [stderr]    |
Dec 12 09:53:08.497 INFO [stderr] 71 |     fn decode_message(&self, data : &[u8]) -> Option<Self::M> {
Dec 12 09:53:08.497 INFO [stderr]    |                              ^^^^ help: consider using `_data` instead
Dec 12 09:53:08.497 INFO [stderr] 
Dec 12 09:53:08.497 INFO [stderr] warning: unused variable: `mesg`
Dec 12 09:53:08.497 INFO [stderr]   --> src/protocols/quic/mod.rs:75:30
Dec 12 09:53:08.497 INFO [stderr]    |
Dec 12 09:53:08.497 INFO [stderr] 75 |     fn encode_message(&self, mesg : &Self::M) -> &[u8] {
Dec 12 09:53:08.497 INFO [stderr]    |                              ^^^^ help: consider using `_mesg` instead
Dec 12 09:53:08.497 INFO [stderr] 
Dec 12 09:53:08.497 INFO [stderr] warning: struct is never constructed: `Carrier`
Dec 12 09:53:08.497 INFO [stderr]   --> src/carrier.rs:29:1
Dec 12 09:53:08.497 INFO [stderr]    |
Dec 12 09:53:08.497 INFO [stderr] 29 | pub struct Carrier<P : Protocol> {
Dec 12 09:53:08.497 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 09:53:08.497 INFO [stderr]    |
Dec 12 09:53:08.497 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 12 09:53:08.497 INFO [stderr] 
Dec 12 09:53:08.497 INFO [stderr] warning: method is never used: `send`
Dec 12 09:53:08.497 INFO [stderr]   --> src/carrier.rs:34:5
Dec 12 09:53:08.497 INFO [stderr]    |
Dec 12 09:53:08.497 INFO [stderr] 34 |     fn send(&mut self, msg : &P::M) {
Dec 12 09:53:08.497 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 09:53:08.497 INFO [stderr] 
Dec 12 09:53:08.497 INFO [stderr] warning: struct is never constructed: `Quic`
Dec 12 09:53:08.497 INFO [stderr]   --> src/protocols/quic/mod.rs:65:1
Dec 12 09:53:08.497 INFO [stderr]    |
Dec 12 09:53:08.497 INFO [stderr] 65 | struct Quic {
Dec 12 09:53:08.497 INFO [stderr]    | ^^^^^^^^^^^
Dec 12 09:53:08.497 INFO [stderr] 
Dec 12 09:53:09.709 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.24s
Dec 12 09:53:09.712 INFO [stderr] su: No module specific data is present
Dec 12 09:53:10.107 INFO running `"docker" "inspect" "dc7413d3007adfef85aa702446651c7d0b220ef47407035323ee6fcf757f38bd"`
Dec 12 09:53:10.344 INFO running `"docker" "rm" "-f" "dc7413d3007adfef85aa702446651c7d0b220ef47407035323ee6fcf757f38bd"`
Dec 12 09:53:10.529 INFO [stdout] dc7413d3007adfef85aa702446651c7d0b220ef47407035323ee6fcf757f38bd