[INFO] cloning repository https://github.com/geokala/korama [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/geokala/korama" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgeokala%2Fkorama", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgeokala%2Fkorama'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c071a5ae73b51f6e914619687c7ccf378f9fb8bc [INFO] checking geokala/korama against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgeokala%2Fkorama" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/geokala/korama on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/geokala/korama [INFO] finished tweaking git repo https://github.com/geokala/korama [INFO] tweaked toml for git repo https://github.com/geokala/korama written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/geokala/korama already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded aho-corasick v0.7.8 [INFO] [stderr] Downloaded id3 v0.5.0 [INFO] [stderr] Downloaded backtrace v0.3.44 [INFO] [stderr] Downloaded regex-syntax v0.6.14 [INFO] [stderr] Downloaded syn v1.0.15 [INFO] [stderr] Downloaded cpal v0.10.0 [INFO] [stderr] Downloaded rodio v0.10.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 19ce235df5486c8fdc5fcc4c89206c14ccdaaf6b379524d3107dcd2154f63d7d [INFO] running `Command { std: "docker" "start" "-a" "19ce235df5486c8fdc5fcc4c89206c14ccdaaf6b379524d3107dcd2154f63d7d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "19ce235df5486c8fdc5fcc4c89206c14ccdaaf6b379524d3107dcd2154f63d7d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "19ce235df5486c8fdc5fcc4c89206c14ccdaaf6b379524d3107dcd2154f63d7d", kill_on_drop: false }` [INFO] [stdout] 19ce235df5486c8fdc5fcc4c89206c14ccdaaf6b379524d3107dcd2154f63d7d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a9916ec2056d0c5e87f8045b4acdc5f4522be3c238e4782fcfca4131edb9eaf5 [INFO] running `Command { std: "docker" "start" "-a" "a9916ec2056d0c5e87f8045b4acdc5f4522be3c238e4782fcfca4131edb9eaf5", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.67 [INFO] [stderr] Compiling cc v1.0.50 [INFO] [stderr] Compiling proc-macro2 v1.0.8 [INFO] [stderr] Checking encoding_index_tests v0.1.4 [INFO] [stderr] Compiling syn v1.0.15 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling failure_derive v0.1.6 [INFO] [stderr] Compiling alsa-sys v0.1.2 [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Compiling cpal v0.10.0 [INFO] [stderr] Checking miniz_oxide v0.3.6 [INFO] [stderr] Checking claxon v0.4.2 [INFO] [stderr] Checking hound v3.4.0 [INFO] [stderr] Checking encoding-index-tradchinese v1.20141219.5 [INFO] [stderr] Checking encoding-index-japanese v1.20141219.5 [INFO] [stderr] Checking encoding-index-korean v1.20141219.5 [INFO] [stderr] Checking encoding-index-simpchinese v1.20141219.5 [INFO] [stderr] Checking encoding-index-singlebyte v1.20141219.5 [INFO] [stderr] Checking encoding v0.2.33 [INFO] [stderr] Checking ogg v0.7.0 [INFO] [stderr] Compiling backtrace-sys v0.1.32 [INFO] [stderr] Compiling minimp3-sys v0.3.2 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Checking getrandom v0.1.14 [INFO] [stderr] Checking slice-deque v0.3.0 [INFO] [stderr] Checking flate2 v1.0.13 [INFO] [stderr] Checking lewton v0.9.4 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking id3 v0.5.0 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking minimp3 v0.3.5 [INFO] [stderr] Checking backtrace v0.3.44 [INFO] [stderr] Compiling synstructure v0.12.3 [INFO] [stderr] Checking failure v0.1.6 [INFO] [stderr] Checking rodio v0.10.0 [INFO] [stderr] Checking korama v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/playlist.rs:74:9 [INFO] [stdout] | [INFO] [stdout] 74 | &self.tracks.push(track); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 74 | let _ = &self.tracks.push(track); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/playlist.rs:78:9 [INFO] [stdout] | [INFO] [stdout] 78 | &self.tracks.remove(index); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 78 | let _ = &self.tracks.remove(index); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/playlist.rs:74:9 [INFO] [stdout] | [INFO] [stdout] 74 | &self.tracks.push(track); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 74 | let _ = &self.tracks.push(track); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/playlist.rs:78:9 [INFO] [stdout] | [INFO] [stdout] 78 | &self.tracks.remove(index); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 78 | let _ = &self.tracks.remove(index); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/queue.rs:144:9 [INFO] [stdout] | [INFO] [stdout] 144 | self.get_controller().send(QueueAction::SkipForward); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 144 | let _ = self.get_controller().send(QueueAction::SkipForward); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/queue.rs:148:9 [INFO] [stdout] | [INFO] [stdout] 148 | self.get_controller().send(QueueAction::SkipBack); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 148 | let _ = self.get_controller().send(QueueAction::SkipBack); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/queue.rs:144:9 [INFO] [stdout] | [INFO] [stdout] 144 | self.get_controller().send(QueueAction::SkipForward); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 144 | let _ = self.get_controller().send(QueueAction::SkipForward); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/queue.rs:148:9 [INFO] [stdout] | [INFO] [stdout] 148 | self.get_controller().send(QueueAction::SkipBack); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 148 | let _ = self.get_controller().send(QueueAction::SkipBack); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.06s [INFO] running `Command { std: "docker" "inspect" "a9916ec2056d0c5e87f8045b4acdc5f4522be3c238e4782fcfca4131edb9eaf5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a9916ec2056d0c5e87f8045b4acdc5f4522be3c238e4782fcfca4131edb9eaf5", kill_on_drop: false }` [INFO] [stdout] a9916ec2056d0c5e87f8045b4acdc5f4522be3c238e4782fcfca4131edb9eaf5