Sep 06 02:21:58.710 INFO checking post-sockets-0.1.0 against master#1c2e17f4e3a2070a7f703f51e29c1c388ef703b6 for pr-53854
Sep 06 02:21:58.710 INFO running: cargo +1c2e17f4e3a2070a7f703f51e29c1c388ef703b6-alt check --frozen --all --all-targets
Sep 06 02:21:58.711 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-4/pr-53854/master#1c2e17f4e3a2070a7f703f51e29c1c388ef703b6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53854/worker-4/master#1c2e17f4e3a2070a7f703f51e29c1c388ef703b6:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "CMD=cargo +1c2e17f4e3a2070a7f703f51e29c1c388ef703b6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 06 02:21:58.932 INFO blam! e2b3089a8484a035c11234cde62efa9b7a3e08fdbe13580339713f997c35e374
Sep 06 02:21:58.933 INFO running `"docker" "start" "-a" "e2b3089a8484a035c11234cde62efa9b7a3e08fdbe13580339713f997c35e374"`
Sep 06 02:21:59.762 INFO kablam! usermod: no changes
Sep 06 02:21:59.818 INFO kablam!     Checking post-sockets v0.1.0 (file:///source)
Sep 06 02:22:00.039 INFO kablam! warning: unused variable: `msg`
Sep 06 02:22:00.039 INFO kablam!   --> src/carrier.rs:34:24
Sep 06 02:22:00.039 INFO kablam!    |
Sep 06 02:22:00.039 INFO kablam! 34 |     fn send(&mut self, msg : &P::M) {
Sep 06 02:22:00.040 INFO kablam!    |                        ^^^ help: consider using `_msg` instead
Sep 06 02:22:00.040 INFO kablam!    |
Sep 06 02:22:00.040 INFO kablam!    = note: #[warn(unused_variables)] on by default
Sep 06 02:22:00.040 INFO kablam! 
Sep 06 02:22:00.040 INFO kablam! warning: unused variable: `data`
Sep 06 02:22:00.040 INFO kablam!   --> src/protocols/quic/mod.rs:71:30
Sep 06 02:22:00.040 INFO kablam!    |
Sep 06 02:22:00.040 INFO kablam! 71 |     fn decode_message(&self, data : &[u8]) -> Option<Self::M> {
Sep 06 02:22:00.040 INFO kablam!    |                              ^^^^ help: consider using `_data` instead
Sep 06 02:22:00.040 INFO kablam! 
Sep 06 02:22:00.040 INFO kablam! warning: unused variable: `mesg`
Sep 06 02:22:00.040 INFO kablam!   --> src/protocols/quic/mod.rs:75:30
Sep 06 02:22:00.040 INFO kablam!    |
Sep 06 02:22:00.040 INFO kablam! 75 |     fn encode_message(&self, mesg : &Self::M) -> &[u8] {
Sep 06 02:22:00.040 INFO kablam!    |                              ^^^^ help: consider using `_mesg` instead
Sep 06 02:22:00.040 INFO kablam! 
Sep 06 02:22:00.041 INFO kablam! warning: struct is never constructed: `Carrier`
Sep 06 02:22:00.041 INFO kablam!   --> src/carrier.rs:29:1
Sep 06 02:22:00.041 INFO kablam!    |
Sep 06 02:22:00.041 INFO kablam! 29 | pub struct Carrier<P : Protocol> {
Sep 06 02:22:00.041 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 06 02:22:00.041 INFO kablam!    |
Sep 06 02:22:00.041 INFO kablam!    = note: #[warn(dead_code)] on by default
Sep 06 02:22:00.041 INFO kablam! 
Sep 06 02:22:00.041 INFO kablam! warning: method is never used: `send`
Sep 06 02:22:00.041 INFO kablam!   --> src/carrier.rs:34:5
Sep 06 02:22:00.041 INFO kablam!    |
Sep 06 02:22:00.041 INFO kablam! 34 |     fn send(&mut self, msg : &P::M) {
Sep 06 02:22:00.041 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 06 02:22:00.041 INFO kablam! 
Sep 06 02:22:00.041 INFO kablam! warning: struct is never constructed: `Quic`
Sep 06 02:22:00.041 INFO kablam!   --> src/protocols/quic/mod.rs:65:1
Sep 06 02:22:00.041 INFO kablam!    |
Sep 06 02:22:00.041 INFO kablam! 65 | struct Quic {
Sep 06 02:22:00.041 INFO kablam!    | ^^^^^^^^^^^
Sep 06 02:22:00.041 INFO kablam! 
Sep 06 02:22:00.182 INFO kablam! warning: unused variable: `msg`
Sep 06 02:22:00.182 INFO kablam!   --> src/carrier.rs:34:24
Sep 06 02:22:00.182 INFO kablam!    |
Sep 06 02:22:00.182 INFO kablam! 34 |     fn send(&mut self, msg : &P::M) {
Sep 06 02:22:00.182 INFO kablam!    |                        ^^^ help: consider using `_msg` instead
Sep 06 02:22:00.182 INFO kablam!    |
Sep 06 02:22:00.182 INFO kablam!    = note: #[warn(unused_variables)] on by default
Sep 06 02:22:00.182 INFO kablam! 
Sep 06 02:22:00.182 INFO kablam! warning: unused variable: `data`
Sep 06 02:22:00.182 INFO kablam!   --> src/protocols/quic/mod.rs:71:30
Sep 06 02:22:00.182 INFO kablam!    |
Sep 06 02:22:00.182 INFO kablam! 71 |     fn decode_message(&self, data : &[u8]) -> Option<Self::M> {
Sep 06 02:22:00.182 INFO kablam!    |                              ^^^^ help: consider using `_data` instead
Sep 06 02:22:00.182 INFO kablam! 
Sep 06 02:22:00.182 INFO kablam! warning: unused variable: `mesg`
Sep 06 02:22:00.182 INFO kablam!   --> src/protocols/quic/mod.rs:75:30
Sep 06 02:22:00.182 INFO kablam!    |
Sep 06 02:22:00.182 INFO kablam! 75 |     fn encode_message(&self, mesg : &Self::M) -> &[u8] {
Sep 06 02:22:00.182 INFO kablam!    |                              ^^^^ help: consider using `_mesg` instead
Sep 06 02:22:00.182 INFO kablam! 
Sep 06 02:22:00.182 INFO kablam! warning: struct is never constructed: `Carrier`
Sep 06 02:22:00.182 INFO kablam!   --> src/carrier.rs:29:1
Sep 06 02:22:00.182 INFO kablam!    |
Sep 06 02:22:00.182 INFO kablam! 29 | pub struct Carrier<P : Protocol> {
Sep 06 02:22:00.182 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 06 02:22:00.182 INFO kablam!    |
Sep 06 02:22:00.182 INFO kablam!    = note: #[warn(dead_code)] on by default
Sep 06 02:22:00.182 INFO kablam! 
Sep 06 02:22:00.182 INFO kablam! warning: method is never used: `send`
Sep 06 02:22:00.182 INFO kablam!   --> src/carrier.rs:34:5
Sep 06 02:22:00.182 INFO kablam!    |
Sep 06 02:22:00.182 INFO kablam! 34 |     fn send(&mut self, msg : &P::M) {
Sep 06 02:22:00.182 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 06 02:22:00.182 INFO kablam! 
Sep 06 02:22:00.182 INFO kablam! warning: struct is never constructed: `Quic`
Sep 06 02:22:00.182 INFO kablam!   --> src/protocols/quic/mod.rs:65:1
Sep 06 02:22:00.182 INFO kablam!    |
Sep 06 02:22:00.183 INFO kablam! 65 | struct Quic {
Sep 06 02:22:00.183 INFO kablam!    | ^^^^^^^^^^^
Sep 06 02:22:00.183 INFO kablam! 
Sep 06 02:22:00.366 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.58s
Sep 06 02:22:00.370 INFO kablam! su: No module specific data is present
Sep 06 02:22:00.973 INFO running `"docker" "rm" "-f" "e2b3089a8484a035c11234cde62efa9b7a3e08fdbe13580339713f997c35e374"`
Sep 06 02:22:01.044 INFO blam! e2b3089a8484a035c11234cde62efa9b7a3e08fdbe13580339713f997c35e374