[INFO] fetching crate smart-leds-trait 0.2.1...
[INFO] testing smart-leds-trait-0.2.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate smart-leds-trait 0.2.1 into /workspace/builds/worker-100/source
[INFO] validating manifest of crates.io crate smart-leds-trait 0.2.1 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate smart-leds-trait 0.2.1
[INFO] finished tweaking crates.io crate smart-leds-trait 0.2.1
[INFO] tweaked toml for crates.io crate smart-leds-trait 0.2.1 written to /workspace/builds/worker-100/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 389c67a12e099257b667e30ffd87ae2dd8a48887146a720982411c1b620543b2
[INFO] running `Command { std: "docker" "start" "-a" "389c67a12e099257b667e30ffd87ae2dd8a48887146a720982411c1b620543b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "389c67a12e099257b667e30ffd87ae2dd8a48887146a720982411c1b620543b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "389c67a12e099257b667e30ffd87ae2dd8a48887146a720982411c1b620543b2", kill_on_drop: false }`
[INFO] [stdout] 389c67a12e099257b667e30ffd87ae2dd8a48887146a720982411c1b620543b2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 64da333a25d7799175343c3d605da38e1f17eb7d8b53c819f3feac003a180afb
[INFO] running `Command { std: "docker" "start" "-a" "64da333a25d7799175343c3d605da38e1f17eb7d8b53c819f3feac003a180afb", kill_on_drop: false }`
[INFO] [stderr]    Compiling bytemuck v1.7.2
[INFO] [stderr]    Compiling rgb v0.8.27
[INFO] [stderr]    Compiling smart-leds-trait v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.34s
[INFO] running `Command { std: "docker" "inspect" "64da333a25d7799175343c3d605da38e1f17eb7d8b53c819f3feac003a180afb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64da333a25d7799175343c3d605da38e1f17eb7d8b53c819f3feac003a180afb", kill_on_drop: false }`
[INFO] [stdout] 64da333a25d7799175343c3d605da38e1f17eb7d8b53c819f3feac003a180afb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2bccfb939d0604333d8243bc915dcc73fb5fe60d29bc77e9842e4634bc06702b
[INFO] running `Command { std: "docker" "start" "-a" "2bccfb939d0604333d8243bc915dcc73fb5fe60d29bc77e9842e4634bc06702b", kill_on_drop: false }`
[INFO] [stderr]    Compiling smart-leds-trait v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "2bccfb939d0604333d8243bc915dcc73fb5fe60d29bc77e9842e4634bc06702b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2bccfb939d0604333d8243bc915dcc73fb5fe60d29bc77e9842e4634bc06702b", kill_on_drop: false }`
[INFO] [stdout] 2bccfb939d0604333d8243bc915dcc73fb5fe60d29bc77e9842e4634bc06702b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] dac5b40f2d47db714f209a34ba3bc54a42c63f2bb2be7182cd2c9ae8a8904f7e
[INFO] running `Command { std: "docker" "start" "-a" "dac5b40f2d47db714f209a34ba3bc54a42c63f2bb2be7182cd2c9ae8a8904f7e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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]     Finished test [unoptimized + debuginfo] target(s) in 1.99s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/smart_leds_trait-bb398c1b51e76cb3)
[INFO] [stderr]    Doc-tests smart-leds-trait
[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" "dac5b40f2d47db714f209a34ba3bc54a42c63f2bb2be7182cd2c9ae8a8904f7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dac5b40f2d47db714f209a34ba3bc54a42c63f2bb2be7182cd2c9ae8a8904f7e", kill_on_drop: false }`
[INFO] [stdout] dac5b40f2d47db714f209a34ba3bc54a42c63f2bb2be7182cd2c9ae8a8904f7e