[INFO] cloning repository tiziano88/mqtt-lights [INFO] running `"git" "clone" "--bare" "git://github.com/tiziano88/mqtt-lights.git" "work/cache/sources/gh/tiziano88/mqtt-lights"` [INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/tiziano88/mqtt-lights'... [INFO] running `"git" "clone" "work/cache/sources/gh/tiziano88/mqtt-lights" "work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/tiziano88/mqtt-lights"` [INFO] [stderr] Cloning into 'work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/tiziano88/mqtt-lights'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/tiziano88/mqtt-lights" "work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/gh/tiziano88/mqtt-lights"` [INFO] [stderr] Cloning into 'work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/gh/tiziano88/mqtt-lights'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 4dd2e64b4887a6457eef702a798999a3b658d41a [INFO] sha for GitHub repo tiziano88/mqtt-lights: 4dd2e64b4887a6457eef702a798999a3b658d41a [INFO] validating manifest of tiziano88/mqtt-lights on toolchain master#c0086b9e8972fef9fd4af24bae20d45021ed06c6 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of tiziano88/mqtt-lights on toolchain try#290ac7b29f41ff9fa5232f9a1116ea71a3501063 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+290ac7b29f41ff9fa5232f9a1116ea71a3501063-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing tiziano88/mqtt-lights [INFO] finished frobbing tiziano88/mqtt-lights [INFO] frobbed toml for tiziano88/mqtt-lights written to work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/tiziano88/mqtt-lights/Cargo.toml [INFO] started frobbing tiziano88/mqtt-lights [INFO] finished frobbing tiziano88/mqtt-lights [INFO] frobbed toml for tiziano88/mqtt-lights written to work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/gh/tiziano88/mqtt-lights/Cargo.toml [INFO] crate tiziano88/mqtt-lights has a lockfile. skipping [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded palette_derive v0.4.0 [INFO] [stderr] Downloaded palette v0.4.0 [INFO] [stderr] Downloaded mote v0.1.2 [INFO] [stderr] Downloaded rgb v0.7.2 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+290ac7b29f41ff9fa5232f9a1116ea71a3501063-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking tiziano88/mqtt-lights against master#c0086b9e8972fef9fd4af24bae20d45021ed06c6 for pr-58899 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58899/worker-5/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/tiziano88/mqtt-lights:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/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" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 76e1b0eef1b092404ee0f0af999913be00ef5a6f11e5077609db0c2ec4fd533b [INFO] running `"docker" "start" "-a" "76e1b0eef1b092404ee0f0af999913be00ef5a6f11e5077609db0c2ec4fd533b"` [INFO] [stderr] Checking byteorder v0.3.13 [INFO] [stderr] Checking serde v1.0.55 [INFO] [stderr] Checking rgb v0.7.2 [INFO] [stderr] Compiling phf_shared v0.7.22 [INFO] [stderr] Checking memchr v0.1.11 [INFO] [stderr] Checking termios v0.2.2 [INFO] [stderr] Checking ioctl-rs v0.1.6 [INFO] [stderr] Checking serial-core v0.4.0 [INFO] [stderr] Compiling openssl-sys v0.9.30 [INFO] [stderr] Checking rand v0.5.1 [INFO] [stderr] Checking threadpool v1.7.1 [INFO] [stderr] Checking aho-corasick v0.5.3 [INFO] [stderr] Compiling phf_generator v0.7.22 [INFO] [stderr] Compiling syn v0.14.2 [INFO] [stderr] Compiling syn v0.13.10 [INFO] [stderr] Checking serial-unix v0.4.0 [INFO] [stderr] Checking thread-id v2.0.0 [INFO] [stderr] Checking phf v0.7.22 [INFO] [stderr] Compiling phf_codegen v0.7.22 [INFO] [stderr] Checking serial v0.4.0 [INFO] [stderr] Checking thread_local v0.2.7 [INFO] [stderr] Checking mote v0.1.2 [INFO] [stderr] Compiling palette v0.4.0 [INFO] [stderr] Compiling openssl v0.9.24 [INFO] [stderr] Checking regex v0.1.80 [INFO] [stderr] Checking mqtt-protocol v0.3.1 [INFO] [stderr] Checking rumqtt v0.10.1 [INFO] [stderr] Compiling serde_derive v1.0.55 [INFO] [stderr] Compiling palette_derive v0.4.0 [INFO] [stderr] Checking serde_json v1.0.17 [INFO] [stderr] Checking mqtt-lights v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused variable: `updates` [INFO] [stderr] --> src/main.rs:216:17 [INFO] [stderr] | [INFO] [stderr] 216 | let updates = handler_light [INFO] [stderr] | ^^^^^^^ help: consider prefixing with an underscore: `_updates` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `updates` [INFO] [stderr] --> src/main.rs:216:17 [INFO] [stderr] | [INFO] [stderr] 216 | let updates = handler_light [INFO] [stderr] | ^^^^^^^ help: consider prefixing with an underscore: `_updates` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 02s [INFO] running `"docker" "inspect" "76e1b0eef1b092404ee0f0af999913be00ef5a6f11e5077609db0c2ec4fd533b"` [INFO] running `"docker" "rm" "-f" "76e1b0eef1b092404ee0f0af999913be00ef5a6f11e5077609db0c2ec4fd533b"` [INFO] [stdout] 76e1b0eef1b092404ee0f0af999913be00ef5a6f11e5077609db0c2ec4fd533b