[INFO] fetching crate dynamixel2 0.3.1...
[INFO] testing dynamixel2-0.3.1 against 1.60.0 for beta-1.61-1
[INFO] extracting crate dynamixel2 0.3.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate dynamixel2 0.3.1 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dynamixel2 0.3.1
[INFO] finished tweaking crates.io crate dynamixel2 0.3.1
[INFO] tweaked toml for crates.io crate dynamixel2 0.3.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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" "+1.60.0" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded assert2 v0.3.6
[INFO] [stderr]   Downloaded assert2-macros v0.3.6
[INFO] [stderr]   Downloaded serial2 v0.1.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a5db0f446b7c55dcde9c0e21d97bafc8e8eec9e784cf2a01d182d301b1158844
[INFO] running `Command { std: "docker" "start" "-a" "a5db0f446b7c55dcde9c0e21d97bafc8e8eec9e784cf2a01d182d301b1158844", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a5db0f446b7c55dcde9c0e21d97bafc8e8eec9e784cf2a01d182d301b1158844", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5db0f446b7c55dcde9c0e21d97bafc8e8eec9e784cf2a01d182d301b1158844", kill_on_drop: false }`
[INFO] [stdout] a5db0f446b7c55dcde9c0e21d97bafc8e8eec9e784cf2a01d182d301b1158844
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 19957f49269e7ebefc0c415e0116184e6a444692aaf0d3df1d240ba66cbf2b1a
[INFO] running `Command { std: "docker" "start" "-a" "19957f49269e7ebefc0c415e0116184e6a444692aaf0d3df1d240ba66cbf2b1a", kill_on_drop: false }`
[INFO] [stderr]    Compiling serial2 v0.1.6
[INFO] [stderr]    Compiling dynamixel2 v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.77s
[INFO] running `Command { std: "docker" "inspect" "19957f49269e7ebefc0c415e0116184e6a444692aaf0d3df1d240ba66cbf2b1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19957f49269e7ebefc0c415e0116184e6a444692aaf0d3df1d240ba66cbf2b1a", kill_on_drop: false }`
[INFO] [stdout] 19957f49269e7ebefc0c415e0116184e6a444692aaf0d3df1d240ba66cbf2b1a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 38994fee4ba6fef2d8da8bf63e08253c50b32447e7676ce418ce09eed4dda0ff
[INFO] running `Command { std: "docker" "start" "-a" "38994fee4ba6fef2d8da8bf63e08253c50b32447e7676ce418ce09eed4dda0ff", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]    Compiling yansi v0.5.1
[INFO] [stderr]    Compiling assert2-macros v0.3.6
[INFO] [stderr]    Compiling regex v1.5.5
[INFO] [stderr]    Compiling env_logger v0.9.0
[INFO] [stderr]    Compiling assert2 v0.3.6
[INFO] [stderr]    Compiling dynamixel2 v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 8.62s
[INFO] running `Command { std: "docker" "inspect" "38994fee4ba6fef2d8da8bf63e08253c50b32447e7676ce418ce09eed4dda0ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38994fee4ba6fef2d8da8bf63e08253c50b32447e7676ce418ce09eed4dda0ff", kill_on_drop: false }`
[INFO] [stdout] 38994fee4ba6fef2d8da8bf63e08253c50b32447e7676ce418ce09eed4dda0ff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 076ff416b5f81f356d1d92cebc20da59c7dd825bcbceebf92d09d4cf2c35b5dd
[INFO] running `Command { std: "docker" "start" "-a" "076ff416b5f81f356d1d92cebc20da59c7dd825bcbceebf92d09d4cf2c35b5dd", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/dynamixel2-5a96ae5ded5dfdec)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test bus::test::test_find_garbage_end ... ok
[INFO] [stdout] test bytestuff::test::test_unstuff ... ok
[INFO] [stdout] test bytestuff::test::test_stuff ... ok
[INFO] [stdout] test checksum::tests::test_calculate_checksum ... ok
[INFO] [stdout] test endian::test::test_read_u16_le ... ok
[INFO] [stdout] test endian::test::test_read_u32_le ... ok
[INFO] [stdout] test endian::test::test_write_u16_le ... ok
[INFO] [stdout] test endian::test::test_write_u32_le ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests dynamixel2
[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" "076ff416b5f81f356d1d92cebc20da59c7dd825bcbceebf92d09d4cf2c35b5dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "076ff416b5f81f356d1d92cebc20da59c7dd825bcbceebf92d09d4cf2c35b5dd", kill_on_drop: false }`
[INFO] [stdout] 076ff416b5f81f356d1d92cebc20da59c7dd825bcbceebf92d09d4cf2c35b5dd