[INFO] cloning repository https://github.com/ollej/firefly-beats [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ollej/firefly-beats" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Follej%2Ffirefly-beats", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Follej%2Ffirefly-beats'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 7070d2a83acd53b49f2ca44fc9ab3384540d4b40 [INFO] checking ollej/firefly-beats against try#7d2afcda7a9c043d5175cbca3ab08f0acf02b13a for pr-140824 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Follej%2Ffirefly-beats" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ollej/firefly-beats on toolchain 7d2afcda7a9c043d5175cbca3ab08f0acf02b13a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7d2afcda7a9c043d5175cbca3ab08f0acf02b13a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-6-tc2/source/.cargo/config.toml [INFO] started tweaking git repo https://github.com/ollej/firefly-beats [INFO] finished tweaking git repo https://github.com/ollej/firefly-beats [INFO] tweaked toml for git repo https://github.com/ollej/firefly-beats written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/ollej/firefly-beats 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" "+7d2afcda7a9c043d5175cbca3ab08f0acf02b13a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded firefly-rust v0.8.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+7d2afcda7a9c043d5175cbca3ab08f0acf02b13a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 89799b661d9a7e56b7fddde6d3564f9507883bb0f959e7a3826b8a52417c8502 [INFO] running `Command { std: "docker" "start" "-a" "89799b661d9a7e56b7fddde6d3564f9507883bb0f959e7a3826b8a52417c8502", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "89799b661d9a7e56b7fddde6d3564f9507883bb0f959e7a3826b8a52417c8502", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "89799b661d9a7e56b7fddde6d3564f9507883bb0f959e7a3826b8a52417c8502", kill_on_drop: false }` [INFO] [stdout] 89799b661d9a7e56b7fddde6d3564f9507883bb0f959e7a3826b8a52417c8502 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+7d2afcda7a9c043d5175cbca3ab08f0acf02b13a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ded8b7a16d07d29d4068403d5c4b0c4ac0a524fa2360e0622b13a606ef64801e [INFO] running `Command { std: "docker" "start" "-a" "ded8b7a16d07d29d4068403d5c4b0c4ac0a524fa2360e0622b13a606ef64801e", kill_on_drop: false }` [INFO] [stderr] Checking firefly-rust v0.8.0 [INFO] [stderr] Checking firefly-beats v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error: `#[panic_handler]` function required, but not found [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: unwinding panics are not supported without std [INFO] [stdout] | [INFO] [stdout] = help: using nightly cargo, use -Zbuild-std with panic="abort" to avoid unwinding [INFO] [stdout] = note: since the core library is usually precompiled with panic="unwind", rebuilding your crate with panic="abort" may not be enough to fix the problem [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `just_released` [INFO] [stdout] --> src/main.rs:85:9 [INFO] [stdout] | [INFO] [stdout] 85 | let just_released = buttons.just_released(&state.buttons); [INFO] [stdout] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_just_released` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `just_released` [INFO] [stdout] --> src/main.rs:85:9 [INFO] [stdout] | [INFO] [stdout] 85 | let just_released = buttons.just_released(&state.buttons); [INFO] [stdout] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_just_released` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static [INFO] [stdout] --> src/main.rs:15:14 [INFO] [stdout] | [INFO] [stdout] 15 | unsafe { STATE.get_mut() }.unwrap() [INFO] [stdout] | ^^^^^^^^^^^^^^^ mutable reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stdout] = note: `#[warn(static_mut_refs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static [INFO] [stdout] --> src/main.rs:77:14 [INFO] [stdout] | [INFO] [stdout] 77 | unsafe { STATE.set(state) }.ok().unwrap(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `firefly-beats` (bin "firefly-beats") due to 2 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "ded8b7a16d07d29d4068403d5c4b0c4ac0a524fa2360e0622b13a606ef64801e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ded8b7a16d07d29d4068403d5c4b0c4ac0a524fa2360e0622b13a606ef64801e", kill_on_drop: false }` [INFO] [stdout] ded8b7a16d07d29d4068403d5c4b0c4ac0a524fa2360e0622b13a606ef64801e