[INFO] fetching crate cube-engine 0.1.0...
[INFO] extracting crate cube-engine 0.1.0 into work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/reg/cube-engine/0.1.0
[INFO] extracting crate cube-engine 0.1.0 into work/ex/pr-60162/sources/try#06a150c7d11500b41499224f165e9de1de096768/reg/cube-engine/0.1.0
[INFO] validating manifest of cube-engine-0.1.0 on toolchain master#a850a426491e14186af2250549bf41256b5938d2
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+a850a426491e14186af2250549bf41256b5938d2-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of cube-engine-0.1.0 on toolchain try#06a150c7d11500b41499224f165e9de1de096768
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+06a150c7d11500b41499224f165e9de1de096768-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing cube-engine-0.1.0
[INFO] finished frobbing cube-engine-0.1.0
[INFO] frobbed toml for cube-engine-0.1.0 written to work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/reg/cube-engine/0.1.0/Cargo.toml
[INFO] started frobbing cube-engine-0.1.0
[INFO] finished frobbing cube-engine-0.1.0
[INFO] frobbed toml for cube-engine-0.1.0 written to work/ex/pr-60162/sources/try#06a150c7d11500b41499224f165e9de1de096768/reg/cube-engine/0.1.0/Cargo.toml
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+a850a426491e14186af2250549bf41256b5938d2-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+06a150c7d11500b41499224f165e9de1de096768-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+a850a426491e14186af2250549bf41256b5938d2-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded speculate v0.1.2
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+06a150c7d11500b41499224f165e9de1de096768-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking cube-engine-0.1.0 against try#06a150c7d11500b41499224f165e9de1de096768 for pr-60162
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-60162/worker-6/try#06a150c7d11500b41499224f165e9de1de096768:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-60162/sources/try#06a150c7d11500b41499224f165e9de1de096768/reg/cube-engine/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" "+06a150c7d11500b41499224f165e9de1de096768-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 8170bd16bee4185ed19845e68e9402091cd520c16ebdfaeeaca83fa23e3164c9
[INFO] running `"docker" "start" "-a" "8170bd16bee4185ed19845e68e9402091cd520c16ebdfaeeaca83fa23e3164c9"`
[INFO] [stderr]    Compiling speculate v0.1.2
[INFO] [stderr]     Checking cube-engine v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `signal`
[INFO] [stderr]   --> src/client/handler.rs:35:43
[INFO] [stderr]    |
[INFO] [stderr] 35 |     fn handle_ll_login_request(&mut self, signal: LoginRequest) { cs_only!() }
[INFO] [stderr]    |                                           ^^^^^^ help: consider prefixing with an underscore: `_signal`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `signal`
[INFO] [stderr]   --> src/client/handler.rs:37:42
[INFO] [stderr]    |
[INFO] [stderr] 37 |     fn handle_ll_login_accept(&mut self, signal: LoginAccept) {
[INFO] [stderr]    |                                          ^^^^^^ help: consider prefixing with an underscore: `_signal`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `signal`
[INFO] [stderr]   --> src/client/handler.rs:41:47
[INFO] [stderr]    |
[INFO] [stderr] 41 |     fn handle_ll_server_disconnect(&mut self, signal: ServerDisconnect) {
[INFO] [stderr]    |                                               ^^^^^^ help: consider prefixing with an underscore: `_signal`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `signal`
[INFO] [stderr]   --> src/client/handler.rs:45:47
[INFO] [stderr]    |
[INFO] [stderr] 45 |     fn handle_ll_client_disconnect(&mut self, signal: ClientDisconnect) { cs_only!() }
[INFO] [stderr]    |                                               ^^^^^^ help: consider prefixing with an underscore: `_signal`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `signal`
[INFO] [stderr]   --> src/client/handler.rs:47:34
[INFO] [stderr]    |
[INFO] [stderr] 47 |     fn handle_ll_ping(&mut self, signal: Ping) {
[INFO] [stderr]    |                                  ^^^^^^ help: consider prefixing with an underscore: `_signal`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `signal`
[INFO] [stderr]   --> src/client/handler.rs:51:34
[INFO] [stderr]    |
[INFO] [stderr] 51 |     fn handle_ll_pong(&mut self, signal: Pong) {
[INFO] [stderr]    |                                  ^^^^^^ help: consider prefixing with an underscore: `_signal`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `signal`
[INFO] [stderr]   --> src/client/handler.rs:55:35
[INFO] [stderr]    |
[INFO] [stderr] 55 |     fn handle_pk_spawn(&mut self, signal: Spawn) {
[INFO] [stderr]    |                                   ^^^^^^ help: consider prefixing with an underscore: `_signal`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `signal`
[INFO] [stderr]   --> src/client/handler.rs:35:43
[INFO] [stderr]    |
[INFO] [stderr] 35 |     fn handle_ll_login_request(&mut self, signal: LoginRequest) { cs_only!() }
[INFO] [stderr]    |                                           ^^^^^^ help: consider prefixing with an underscore: `_signal`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `signal`
[INFO] [stderr]   --> src/client/handler.rs:37:42
[INFO] [stderr]    |
[INFO] [stderr] 37 |     fn handle_ll_login_accept(&mut self, signal: LoginAccept) {
[INFO] [stderr]    |                                          ^^^^^^ help: consider prefixing with an underscore: `_signal`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `signal`
[INFO] [stderr]   --> src/client/handler.rs:41:47
[INFO] [stderr]    |
[INFO] [stderr] 41 |     fn handle_ll_server_disconnect(&mut self, signal: ServerDisconnect) {
[INFO] [stderr]    |                                               ^^^^^^ help: consider prefixing with an underscore: `_signal`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `signal`
[INFO] [stderr]   --> src/client/handler.rs:45:47
[INFO] [stderr]    |
[INFO] [stderr] 45 |     fn handle_ll_client_disconnect(&mut self, signal: ClientDisconnect) { cs_only!() }
[INFO] [stderr]    |                                               ^^^^^^ help: consider prefixing with an underscore: `_signal`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `signal`
[INFO] [stderr]   --> src/client/handler.rs:47:34
[INFO] [stderr]    |
[INFO] [stderr] 47 |     fn handle_ll_ping(&mut self, signal: Ping) {
[INFO] [stderr]    |                                  ^^^^^^ help: consider prefixing with an underscore: `_signal`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `signal`
[INFO] [stderr]   --> src/client/handler.rs:51:34
[INFO] [stderr]    |
[INFO] [stderr] 51 |     fn handle_ll_pong(&mut self, signal: Pong) {
[INFO] [stderr]    |                                  ^^^^^^ help: consider prefixing with an underscore: `_signal`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `signal`
[INFO] [stderr]   --> src/client/handler.rs:55:35
[INFO] [stderr]    |
[INFO] [stderr] 55 |     fn handle_pk_spawn(&mut self, signal: Spawn) {
[INFO] [stderr]    |                                   ^^^^^^ help: consider prefixing with an underscore: `_signal`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.04s
[INFO] running `"docker" "inspect" "8170bd16bee4185ed19845e68e9402091cd520c16ebdfaeeaca83fa23e3164c9"`
[INFO] running `"docker" "rm" "-f" "8170bd16bee4185ed19845e68e9402091cd520c16ebdfaeeaca83fa23e3164c9"`
[INFO] [stdout] 8170bd16bee4185ed19845e68e9402091cd520c16ebdfaeeaca83fa23e3164c9