[INFO] crate post-sockets 0.1.0 is already in cache
[INFO] extracting crate post-sockets 0.1.0 into work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/reg/post-sockets/0.1.0
[INFO] extracting crate post-sockets 0.1.0 into work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/reg/post-sockets/0.1.0
[INFO] validating manifest of post-sockets-0.1.0 on toolchain master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of post-sockets-0.1.0 on toolchain try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing post-sockets-0.1.0
[INFO] finished frobbing post-sockets-0.1.0
[INFO] frobbed toml for post-sockets-0.1.0 written to work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/reg/post-sockets/0.1.0/Cargo.toml
[INFO] started frobbing post-sockets-0.1.0
[INFO] finished frobbing post-sockets-0.1.0
[INFO] frobbed toml for post-sockets-0.1.0 written to work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/reg/post-sockets/0.1.0/Cargo.toml
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking post-sockets-0.1.0 against master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7 for pr-59199
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-59199/worker-3/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/reg/post-sockets/0.1.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/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" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 4cc80a0c2ddcdd3fa2deda9ff6fb5f1f6e1ec30e7ceec54355815d269e9ae73c
[INFO] running `"docker" "start" "-a" "4cc80a0c2ddcdd3fa2deda9ff6fb5f1f6e1ec30e7ceec54355815d269e9ae73c"`
[INFO] [stderr]     Checking post-sockets v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `msg`
[INFO] [stderr]   --> src/carrier.rs:34:24
[INFO] [stderr]    |
[INFO] [stderr] 34 |     fn send(&mut self, msg : &P::M) {
[INFO] [stderr]    |                        ^^^ help: consider prefixing with an underscore: `_msg`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `data`
[INFO] [stderr]   --> src/protocols/quic/mod.rs:71:30
[INFO] [stderr]    |
[INFO] [stderr] 71 |     fn decode_message(&self, data : &[u8]) -> Option<Self::M> {
[INFO] [stderr]    |                              ^^^^ help: consider prefixing with an underscore: `_data`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `mesg`
[INFO] [stderr]   --> src/protocols/quic/mod.rs:75:30
[INFO] [stderr]    |
[INFO] [stderr] 75 |     fn encode_message(&self, mesg : &Self::M) -> &[u8] {
[INFO] [stderr]    |                              ^^^^ help: consider prefixing with an underscore: `_mesg`
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Carrier`
[INFO] [stderr]   --> src/carrier.rs:29:1
[INFO] [stderr]    |
[INFO] [stderr] 29 | pub struct Carrier<P : Protocol> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `send`
[INFO] [stderr]   --> src/carrier.rs:34:5
[INFO] [stderr]    |
[INFO] [stderr] 34 |     fn send(&mut self, msg : &P::M) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Quic`
[INFO] [stderr]   --> src/protocols/quic/mod.rs:65:1
[INFO] [stderr]    |
[INFO] [stderr] 65 | struct Quic {
[INFO] [stderr]    | ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `msg`
[INFO] [stderr]   --> src/carrier.rs:34:24
[INFO] [stderr]    |
[INFO] [stderr] 34 |     fn send(&mut self, msg : &P::M) {
[INFO] [stderr]    |                        ^^^ help: consider prefixing with an underscore: `_msg`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `data`
[INFO] [stderr]   --> src/protocols/quic/mod.rs:71:30
[INFO] [stderr]    |
[INFO] [stderr] 71 |     fn decode_message(&self, data : &[u8]) -> Option<Self::M> {
[INFO] [stderr]    |                              ^^^^ help: consider prefixing with an underscore: `_data`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `mesg`
[INFO] [stderr]   --> src/protocols/quic/mod.rs:75:30
[INFO] [stderr]    |
[INFO] [stderr] 75 |     fn encode_message(&self, mesg : &Self::M) -> &[u8] {
[INFO] [stderr]    |                              ^^^^ help: consider prefixing with an underscore: `_mesg`
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Carrier`
[INFO] [stderr]   --> src/carrier.rs:29:1
[INFO] [stderr]    |
[INFO] [stderr] 29 | pub struct Carrier<P : Protocol> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `send`
[INFO] [stderr]   --> src/carrier.rs:34:5
[INFO] [stderr]    |
[INFO] [stderr] 34 |     fn send(&mut self, msg : &P::M) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Quic`
[INFO] [stderr]   --> src/protocols/quic/mod.rs:65:1
[INFO] [stderr]    |
[INFO] [stderr] 65 | struct Quic {
[INFO] [stderr]    | ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.76s
[INFO] running `"docker" "inspect" "4cc80a0c2ddcdd3fa2deda9ff6fb5f1f6e1ec30e7ceec54355815d269e9ae73c"`
[INFO] running `"docker" "rm" "-f" "4cc80a0c2ddcdd3fa2deda9ff6fb5f1f6e1ec30e7ceec54355815d269e9ae73c"`
[INFO] [stdout] 4cc80a0c2ddcdd3fa2deda9ff6fb5f1f6e1ec30e7ceec54355815d269e9ae73c