[INFO] fetching crate dac8568 0.0.4...
[INFO] testing dac8568-0.0.4 against 1.55.0 for beta-1.56-1
[INFO] extracting crate dac8568 0.0.4 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate dac8568 0.0.4 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 dac8568 0.0.4
[INFO] finished tweaking crates.io crate dac8568 0.0.4
[INFO] tweaked toml for crates.io crate dac8568 0.0.4 written to /workspace/builds/worker-1/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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 1ae252389ff8e38f547825eafa5fa498401e6301966234696ce5fc3f67cf7d1c
[INFO] running `Command { std: "docker" "start" "-a" "1ae252389ff8e38f547825eafa5fa498401e6301966234696ce5fc3f67cf7d1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1ae252389ff8e38f547825eafa5fa498401e6301966234696ce5fc3f67cf7d1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ae252389ff8e38f547825eafa5fa498401e6301966234696ce5fc3f67cf7d1c", kill_on_drop: false }`
[INFO] [stdout] 1ae252389ff8e38f547825eafa5fa498401e6301966234696ce5fc3f67cf7d1c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] e3e431171612973ec7a5b3e6ca5c9a4a760847e3da3d5ba3c712c5b5f7b92ac3
[INFO] running `Command { std: "docker" "start" "-a" "e3e431171612973ec7a5b3e6ca5c9a4a760847e3da3d5ba3c712c5b5f7b92ac3", kill_on_drop: false }`
[INFO] [stderr]    Compiling nb v1.0.0
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling nb v0.1.3
[INFO] [stderr]    Compiling embedded-hal v0.2.6
[INFO] [stderr]    Compiling dac8568 v0.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.39s
[INFO] running `Command { std: "docker" "inspect" "e3e431171612973ec7a5b3e6ca5c9a4a760847e3da3d5ba3c712c5b5f7b92ac3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3e431171612973ec7a5b3e6ca5c9a4a760847e3da3d5ba3c712c5b5f7b92ac3", kill_on_drop: false }`
[INFO] [stdout] e3e431171612973ec7a5b3e6ca5c9a4a760847e3da3d5ba3c712c5b5f7b92ac3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] c9f5eacfbf3afbba12e9b581bfbca6473666c6fe12ea280e841e101b2dd36874
[INFO] running `Command { std: "docker" "start" "-a" "c9f5eacfbf3afbba12e9b581bfbca6473666c6fe12ea280e841e101b2dd36874", kill_on_drop: false }`
[INFO] [stderr]    Compiling dac8568 v0.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `Command { std: "docker" "inspect" "c9f5eacfbf3afbba12e9b581bfbca6473666c6fe12ea280e841e101b2dd36874", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9f5eacfbf3afbba12e9b581bfbca6473666c6fe12ea280e841e101b2dd36874", kill_on_drop: false }`
[INFO] [stdout] c9f5eacfbf3afbba12e9b581bfbca6473666c6fe12ea280e841e101b2dd36874
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] e058c4deee7d0ee7122e93d2b9b86d839f2d51b316f2552865af9c2e09a15a4c
[INFO] running `Command { std: "docker" "start" "-a" "e058c4deee7d0ee7122e93d2b9b86d839f2d51b316f2552865af9c2e09a15a4c", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/dac8568-dd497a46e6b3fea0)
[INFO] [stdout] test tests::inverts_signal ... ok
[INFO] [stderr]    Doc-tests dac8568
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 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" "e058c4deee7d0ee7122e93d2b9b86d839f2d51b316f2552865af9c2e09a15a4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e058c4deee7d0ee7122e93d2b9b86d839f2d51b316f2552865af9c2e09a15a4c", kill_on_drop: false }`
[INFO] [stdout] e058c4deee7d0ee7122e93d2b9b86d839f2d51b316f2552865af9c2e09a15a4c