[INFO] cloning repository https://github.com/n-k/rpi-pedal
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/n-k/rpi-pedal" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fn-k%2Frpi-pedal", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fn-k%2Frpi-pedal'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e38deae6bbbc320b114b4404b20f33bf1832b822
[INFO] checking n-k/rpi-pedal against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fn-k%2Frpi-pedal" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/n-k/rpi-pedal on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/n-k/rpi-pedal
[INFO] finished tweaking git repo https://github.com/n-k/rpi-pedal
[INFO] tweaked toml for git repo https://github.com/n-k/rpi-pedal written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/n-k/rpi-pedal 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded windows-targets v0.52.4
[INFO] [stderr]   Downloaded uuid v1.8.0
[INFO] [stderr]   Downloaded smallvec v1.13.2
[INFO] [stderr]   Downloaded custom_debug v0.6.1
[INFO] [stderr]   Downloaded strum_macros v0.26.2
[INFO] [stderr]   Downloaded env_logger v0.11.3
[INFO] [stderr]   Downloaded dbus-tokio v0.7.6
[INFO] [stderr]   Downloaded darling_macro v0.20.3
[INFO] [stderr]   Downloaded darling_core v0.20.3
[INFO] [stderr]   Downloaded alsa v0.9.0
[INFO] [stderr]   Downloaded syn v2.0.55
[INFO] [stderr]   Downloaded windows_x86_64_gnullvm v0.52.4
[INFO] [stderr]   Downloaded windows_aarch64_gnullvm v0.52.4
[INFO] [stderr]   Downloaded windows_aarch64_msvc v0.52.4
[INFO] [stderr]   Downloaded windows_i686_gnu v0.52.4
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[INFO] [stderr]   Downloaded windows_x86_64_gnu v0.52.4
[INFO] [stderr]   Downloaded windows_x86_64_msvc v0.52.4
[INFO] [stderr]   Downloaded libdbus-sys v0.2.5
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[INFO] [stderr]   Downloaded darling v0.20.3
[INFO] [stderr]   Downloaded synstructure v0.13.1
[INFO] [stderr]   Downloaded custom_debug_derive v0.6.1
[INFO] [stderr]   Downloaded dbus-crossroads v0.5.2
[INFO] [stderr]   Downloaded strum v0.26.2
[INFO] [stderr]   Downloaded anstyle-parse v0.2.3
[INFO] [stderr]   Downloaded anstyle-query v1.0.2
[INFO] [stderr]   Downloaded anstyle v1.0.6
[INFO] [stderr]   Downloaded futures v0.3.30
[INFO] [stderr]   Downloaded ringbuf v0.3.3
[INFO] [stderr]   Downloaded hermit-abi v0.3.9
[INFO] [stderr]   Downloaded displaydoc v0.2.4
[INFO] [stderr]   Downloaded macaddr v1.0.1
[INFO] [stderr]   Downloaded num-derive v0.4.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b2dbf48fafcc20c26cdabff20e1c1c56991eab676232590aa64356615fe5dce0
[INFO] running `Command { std: "docker" "start" "-a" "b2dbf48fafcc20c26cdabff20e1c1c56991eab676232590aa64356615fe5dce0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b2dbf48fafcc20c26cdabff20e1c1c56991eab676232590aa64356615fe5dce0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2dbf48fafcc20c26cdabff20e1c1c56991eab676232590aa64356615fe5dce0", kill_on_drop: false }`
[INFO] [stdout] b2dbf48fafcc20c26cdabff20e1c1c56991eab676232590aa64356615fe5dce0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2e5b12eb2715bf4b046e6e456f4aea643208e9bed87d688336f36eacd04e25b5
[INFO] running `Command { std: "docker" "start" "-a" "2e5b12eb2715bf4b046e6e456f4aea643208e9bed87d688336f36eacd04e25b5", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]     Checking memchr v2.7.1
[INFO] [stderr]    Compiling pkg-config v0.3.30
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]     Checking futures-task v0.3.30
[INFO] [stderr]     Checking futures-io v0.3.30
[INFO] [stderr]    Compiling serde_json v1.0.114
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling rustversion v1.0.14
[INFO] [stderr]    Compiling either v1.10.0
[INFO] [stderr]    Compiling itoa v1.0.10
[INFO] [stderr]     Checking regex-syntax v0.8.2
[INFO] [stderr]    Compiling ryu v1.0.17
[INFO] [stderr]     Checking bytes v1.6.0
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]    Compiling itertools v0.12.1
[INFO] [stderr]     Checking utf8parse v0.2.1
[INFO] [stderr]     Checking log v0.4.21
[INFO] [stderr]     Checking bitflags v2.5.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
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[INFO] [stderr]    Compiling anyhow v1.0.81
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[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking macaddr v1.0.1
[INFO] [stderr]     Checking aho-corasick v1.1.3
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[INFO] [stderr]    Compiling libdbus-sys v0.2.5
[INFO] [stderr]    Compiling alsa-sys v0.3.1
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.55
[INFO] [stderr]     Checking ringbuf v0.3.3
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[INFO] [stderr]     Checking parking_lot_core v0.9.9
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[INFO] [stderr]     Checking signal-hook-registry v1.4.1
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[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking nix v0.27.1
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking alsa v0.9.0
[INFO] [stderr]     Checking regex v1.10.4
[INFO] [stderr]     Checking env_filter v0.1.0
[INFO] [stderr]     Checking env_logger v0.11.3
[INFO] [stderr]    Compiling darling_core v0.20.3
[INFO] [stderr]    Compiling synstructure v0.13.1
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling strum_macros v0.26.2
[INFO] [stderr]    Compiling pin-project-internal v1.1.5
[INFO] [stderr]    Compiling displaydoc v0.2.4
[INFO] [stderr]    Compiling num-derive v0.4.2
[INFO] [stderr]     Checking tokio v1.36.0
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]    Compiling darling_macro v0.20.3
[INFO] [stderr]     Checking pin-project v1.1.5
[INFO] [stderr]    Compiling darling v0.20.3
[INFO] [stderr]     Checking strum v0.26.2
[INFO] [stderr]    Compiling custom_debug_derive v0.6.1
[INFO] [stderr]     Checking custom_debug v0.6.1
[INFO] [stderr]     Checking dbus v0.9.7
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking tokio-stream v0.1.14
[INFO] [stderr]     Checking uuid v1.8.0
[INFO] [stderr]     Checking dbus-crossroads v0.5.2
[INFO] [stderr]     Checking dbus-tokio v0.7.6
[INFO] [stderr]    Compiling bluer v0.17.1
[INFO] [stderr]     Checking pedal v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `PCM` is imported redundantly
[INFO] [stdout]  --> src/main.rs:1:40
[INFO] [stdout]   |
[INFO] [stdout] 1 | use alsa::{pcm::*, Direction, ValueOr, PCM};
[INFO] [stdout]   |            ------                      ^^^
[INFO] [stdout]   |            |
[INFO] [stdout]   |            the item `PCM` is already imported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `PCM` is imported redundantly
[INFO] [stdout]  --> src/main.rs:1:40
[INFO] [stdout]   |
[INFO] [stdout] 1 | use alsa::{pcm::*, Direction, ValueOr, PCM};
[INFO] [stdout]   |            ------                      ^^^
[INFO] [stdout]   |            |
[INFO] [stdout]   |            the item `PCM` is already imported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 20.58s
[INFO] running `Command { std: "docker" "inspect" "2e5b12eb2715bf4b046e6e456f4aea643208e9bed87d688336f36eacd04e25b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e5b12eb2715bf4b046e6e456f4aea643208e9bed87d688336f36eacd04e25b5", kill_on_drop: false }`
[INFO] [stdout] 2e5b12eb2715bf4b046e6e456f4aea643208e9bed87d688336f36eacd04e25b5