[INFO] fetching crate ws2812-timer-delay 0.3.0...
[INFO] testing ws2812-timer-delay-0.3.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate ws2812-timer-delay 0.3.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate ws2812-timer-delay 0.3.0 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-2/source/.cargo/config
[INFO] started tweaking crates.io crate ws2812-timer-delay 0.3.0
[INFO] finished tweaking crates.io crate ws2812-timer-delay 0.3.0
[INFO] tweaked toml for crates.io crate ws2812-timer-delay 0.3.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded smart-leds-trait v0.2.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2c8441479e40846fcdaef1b1d822e0b682dfd9379f9033f2aab14f9c9606c49f
[INFO] running `Command { std: "docker" "start" "-a" "2c8441479e40846fcdaef1b1d822e0b682dfd9379f9033f2aab14f9c9606c49f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2c8441479e40846fcdaef1b1d822e0b682dfd9379f9033f2aab14f9c9606c49f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c8441479e40846fcdaef1b1d822e0b682dfd9379f9033f2aab14f9c9606c49f", kill_on_drop: false }`
[INFO] [stdout] 2c8441479e40846fcdaef1b1d822e0b682dfd9379f9033f2aab14f9c9606c49f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cdae0e5d133d3947c80d46b47ae9a59e2bd9f25f05314ba3c9fa43a432c5d1bd
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "cdae0e5d133d3947c80d46b47ae9a59e2bd9f25f05314ba3c9fa43a432c5d1bd", kill_on_drop: false }`
[INFO] [stderr]    Compiling bytemuck v1.4.1
[INFO] [stderr]    Compiling nb v0.1.3
[INFO] [stderr]    Compiling embedded-hal v0.2.4
[INFO] [stderr]    Compiling rgb v0.8.25
[INFO] [stderr]    Compiling smart-leds-trait v0.2.1
[INFO] [stderr]    Compiling ws2812-timer-delay v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.86s
[INFO] running `Command { std: "docker" "inspect" "cdae0e5d133d3947c80d46b47ae9a59e2bd9f25f05314ba3c9fa43a432c5d1bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cdae0e5d133d3947c80d46b47ae9a59e2bd9f25f05314ba3c9fa43a432c5d1bd", kill_on_drop: false }`
[INFO] [stdout] cdae0e5d133d3947c80d46b47ae9a59e2bd9f25f05314ba3c9fa43a432c5d1bd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6f89109981f9352889d3916e58d0f2f5873fb1f310b1662c0f9f3fd4edb2b578
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6f89109981f9352889d3916e58d0f2f5873fb1f310b1662c0f9f3fd4edb2b578", kill_on_drop: false }`
[INFO] [stderr]    Compiling ws2812-timer-delay v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `Command { std: "docker" "inspect" "6f89109981f9352889d3916e58d0f2f5873fb1f310b1662c0f9f3fd4edb2b578", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f89109981f9352889d3916e58d0f2f5873fb1f310b1662c0f9f3fd4edb2b578", kill_on_drop: false }`
[INFO] [stdout] 6f89109981f9352889d3916e58d0f2f5873fb1f310b1662c0f9f3fd4edb2b578
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0e8723c6898080ef792ce226144d2e10ad6b5db172cd6f9ad886a84a5f493b97
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "0e8723c6898080ef792ce226144d2e10ad6b5db172cd6f9ad886a84a5f493b97", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ws2812_timer_delay-31aec8feb6ca3e15
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ws2812-timer-delay
[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] [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" "0e8723c6898080ef792ce226144d2e10ad6b5db172cd6f9ad886a84a5f493b97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e8723c6898080ef792ce226144d2e10ad6b5db172cd6f9ad886a84a5f493b97", kill_on_drop: false }`
[INFO] [stdout] 0e8723c6898080ef792ce226144d2e10ad6b5db172cd6f9ad886a84a5f493b97