[INFO] fetching crate ws2812-rs 0.1.0...
[INFO] testing ws2812-rs-0.1.0 against 1.91.0 for beta-1.92-2
[INFO] extracting crate ws2812-rs 0.1.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate ws2812-rs 0.1.0
[INFO] finished tweaking crates.io crate ws2812-rs 0.1.0
[INFO] tweaked toml for crates.io crate ws2812-rs 0.1.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate ws2812-rs 0.1.0 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate ws2812-rs 0.1.0 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" "+1.91.0" "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-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1fd72fcb59726b81125d124905ea8782610586839e28a782f0f58e4dd60586c7
[INFO] running `Command { std: "docker" "start" "-a" "1fd72fcb59726b81125d124905ea8782610586839e28a782f0f58e4dd60586c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1fd72fcb59726b81125d124905ea8782610586839e28a782f0f58e4dd60586c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1fd72fcb59726b81125d124905ea8782610586839e28a782f0f58e4dd60586c7", kill_on_drop: false }`
[INFO] [stdout] 1fd72fcb59726b81125d124905ea8782610586839e28a782f0f58e4dd60586c7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1cf23544c141e66d3cbf4bc0ca179fa6428c8eef7fba5aea41f393a3051f47f4
[INFO] running `Command { std: "docker" "start" "-a" "1cf23544c141e66d3cbf4bc0ca179fa6428c8eef7fba5aea41f393a3051f47f4", kill_on_drop: false }`
[INFO] [stderr]    Compiling embedded-hal v1.0.0
[INFO] [stderr]    Compiling ws2812-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "1cf23544c141e66d3cbf4bc0ca179fa6428c8eef7fba5aea41f393a3051f47f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1cf23544c141e66d3cbf4bc0ca179fa6428c8eef7fba5aea41f393a3051f47f4", kill_on_drop: false }`
[INFO] [stdout] 1cf23544c141e66d3cbf4bc0ca179fa6428c8eef7fba5aea41f393a3051f47f4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 66f9b058634c5f5929f5052c6b32d22994983af4064c1ea4031c80033800718e
[INFO] running `Command { std: "docker" "start" "-a" "66f9b058634c5f5929f5052c6b32d22994983af4064c1ea4031c80033800718e", kill_on_drop: false }`
[INFO] [stderr]    Compiling ws2812-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "66f9b058634c5f5929f5052c6b32d22994983af4064c1ea4031c80033800718e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66f9b058634c5f5929f5052c6b32d22994983af4064c1ea4031c80033800718e", kill_on_drop: false }`
[INFO] [stdout] 66f9b058634c5f5929f5052c6b32d22994983af4064c1ea4031c80033800718e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1abe83ce54e01b47cdd9bfddd5df2bcc093b7d66fee849f92c8eac6618b260dd
[INFO] running `Command { std: "docker" "start" "-a" "1abe83ce54e01b47cdd9bfddd5df2bcc093b7d66fee849f92c8eac6618b260dd", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ws2812_rs-2c152d07d1114c51)
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests ws2812_rs
[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" "1abe83ce54e01b47cdd9bfddd5df2bcc093b7d66fee849f92c8eac6618b260dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1abe83ce54e01b47cdd9bfddd5df2bcc093b7d66fee849f92c8eac6618b260dd", kill_on_drop: false }`
[INFO] [stdout] 1abe83ce54e01b47cdd9bfddd5df2bcc093b7d66fee849f92c8eac6618b260dd