[INFO] fetching crate ws2812-spi 0.4.0...
[INFO] testing ws2812-spi-0.4.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate ws2812-spi 0.4.0 into /workspace/builds/worker-116/source
[INFO] validating manifest of crates.io crate ws2812-spi 0.4.0 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-116/source/.cargo/config
[INFO] started tweaking crates.io crate ws2812-spi 0.4.0
[INFO] finished tweaking crates.io crate ws2812-spi 0.4.0
[INFO] tweaked toml for crates.io crate ws2812-spi 0.4.0 written to /workspace/builds/worker-116/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e95632d19a43f23e0a36b12204cb9bd243d8c8572baa38bbd38db3074f8f5c6e
[INFO] running `Command { std: "docker" "start" "-a" "e95632d19a43f23e0a36b12204cb9bd243d8c8572baa38bbd38db3074f8f5c6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e95632d19a43f23e0a36b12204cb9bd243d8c8572baa38bbd38db3074f8f5c6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e95632d19a43f23e0a36b12204cb9bd243d8c8572baa38bbd38db3074f8f5c6e", kill_on_drop: false }`
[INFO] [stdout] e95632d19a43f23e0a36b12204cb9bd243d8c8572baa38bbd38db3074f8f5c6e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3314a71006432f44abb28a97b5f129fb9da31ccb0245619f0a29fa1d86284e7b
[INFO] running `Command { std: "docker" "start" "-a" "3314a71006432f44abb28a97b5f129fb9da31ccb0245619f0a29fa1d86284e7b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling nb v1.0.0
[INFO] [stderr]    Compiling bytemuck v1.9.1
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling nb v0.1.3
[INFO] [stderr]    Compiling embedded-hal v0.2.7
[INFO] [stderr]    Compiling rgb v0.8.32
[INFO] [stderr]    Compiling smart-leds-trait v0.2.1
[INFO] [stderr]    Compiling ws2812-spi v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.72s
[INFO] running `Command { std: "docker" "inspect" "3314a71006432f44abb28a97b5f129fb9da31ccb0245619f0a29fa1d86284e7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3314a71006432f44abb28a97b5f129fb9da31ccb0245619f0a29fa1d86284e7b", kill_on_drop: false }`
[INFO] [stdout] 3314a71006432f44abb28a97b5f129fb9da31ccb0245619f0a29fa1d86284e7b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1a49008cb8fcced66b927f90fec429d07a30a2bcc44f464fdbe234391193d39c
[INFO] running `Command { std: "docker" "start" "-a" "1a49008cb8fcced66b927f90fec429d07a30a2bcc44f464fdbe234391193d39c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling ws2812-spi v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.16s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/ws2812_spi-a6e0c69902999c83)
[INFO] running `Command { std: "docker" "inspect" "1a49008cb8fcced66b927f90fec429d07a30a2bcc44f464fdbe234391193d39c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a49008cb8fcced66b927f90fec429d07a30a2bcc44f464fdbe234391193d39c", kill_on_drop: false }`
[INFO] [stdout] 1a49008cb8fcced66b927f90fec429d07a30a2bcc44f464fdbe234391193d39c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5ba70bb4b770981e02aa0221bd6c8c2ba05fa4226d32f2f7ad760ce74561d306
[INFO] running `Command { std: "docker" "start" "-a" "5ba70bb4b770981e02aa0221bd6c8c2ba05fa4226d32f2f7ad760ce74561d306", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ws2812_spi-a6e0c69902999c83)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ws2812-spi
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5ba70bb4b770981e02aa0221bd6c8c2ba05fa4226d32f2f7ad760ce74561d306", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ba70bb4b770981e02aa0221bd6c8c2ba05fa4226d32f2f7ad760ce74561d306", kill_on_drop: false }`
[INFO] [stdout] 5ba70bb4b770981e02aa0221bd6c8c2ba05fa4226d32f2f7ad760ce74561d306