[INFO] fetching crate robust-arduino-serial 0.1.1...
[INFO] testing robust-arduino-serial-0.1.1 against 1.49.0 for beta-1.50-1
[INFO] extracting crate robust-arduino-serial 0.1.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate robust-arduino-serial 0.1.1 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate robust-arduino-serial 0.1.1
[INFO] finished tweaking crates.io crate robust-arduino-serial 0.1.1
[INFO] tweaked toml for crates.io crate robust-arduino-serial 0.1.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "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" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2c79a9a42c38c91a468d3cdf603c7847238835404a94b296d7267db4eaf8ceb1
[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" "2c79a9a42c38c91a468d3cdf603c7847238835404a94b296d7267db4eaf8ceb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2c79a9a42c38c91a468d3cdf603c7847238835404a94b296d7267db4eaf8ceb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c79a9a42c38c91a468d3cdf603c7847238835404a94b296d7267db4eaf8ceb1", kill_on_drop: false }`
[INFO] [stdout] 2c79a9a42c38c91a468d3cdf603c7847238835404a94b296d7267db4eaf8ceb1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aa3bf18989339c89d20f0f4df96ff31736e5b4a466517db67bbd51387fe7fdf6
[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" "aa3bf18989339c89d20f0f4df96ff31736e5b4a466517db67bbd51387fe7fdf6", kill_on_drop: false }`
[INFO] [stderr]    Compiling std-semaphore v0.1.0
[INFO] [stderr]    Compiling serial-core v0.4.0
[INFO] [stderr]    Compiling termios v0.2.2
[INFO] [stderr]    Compiling ioctl-rs v0.1.6
[INFO] [stderr]    Compiling serial-unix v0.4.0
[INFO] [stderr]    Compiling serial v0.4.0
[INFO] [stderr]    Compiling robust-arduino-serial v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.89s
[INFO] running `Command { std: "docker" "inspect" "aa3bf18989339c89d20f0f4df96ff31736e5b4a466517db67bbd51387fe7fdf6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa3bf18989339c89d20f0f4df96ff31736e5b4a466517db67bbd51387fe7fdf6", kill_on_drop: false }`
[INFO] [stdout] aa3bf18989339c89d20f0f4df96ff31736e5b4a466517db67bbd51387fe7fdf6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", 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] 8ade2c8401294dc04261d5e37734027a11466d603505752c7a46b6571c2389a1
[INFO] running `Command { std: "docker" "start" "-a" "8ade2c8401294dc04261d5e37734027a11466d603505752c7a46b6571c2389a1", kill_on_drop: false }`
[INFO] [stderr]    Compiling robust-arduino-serial v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.25s
[INFO] running `Command { std: "docker" "inspect" "8ade2c8401294dc04261d5e37734027a11466d603505752c7a46b6571c2389a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ade2c8401294dc04261d5e37734027a11466d603505752c7a46b6571c2389a1", kill_on_drop: false }`
[INFO] [stdout] 8ade2c8401294dc04261d5e37734027a11466d603505752c7a46b6571c2389a1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", 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] 969a2a2e33bb0c6e667f610501b5a5eda84782373de0f7ae26ee4c005ae61a29
[INFO] running `Command { std: "docker" "start" "-a" "969a2a2e33bb0c6e667f610501b5a5eda84782373de0f7ae26ee4c005ae61a29", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/robust_arduino_serial-c740afc3701ab83f
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::read_write_orders ... ok
[INFO] [stdout] test tests::test_order_conversion ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests robust-arduino-serial
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test src/lib.rs - write_i16 (line 216) ... ok
[INFO] [stdout] test src/lib.rs - write_i32 (line 241) ... ok
[INFO] [stdout] test src/lib.rs - write_i8 (line 196) ... ok
[INFO] [stdout] test src/lib.rs - Order (line 57) ... ok
[INFO] [stdout] test src/lib.rs - read_i8 (line 94) ... ok
[INFO] [stdout] test src/lib.rs - convert_i8_to_order (line 30) ... ok
[INFO] [stdout] test src/lib.rs - write_order (line 178) ... ok
[INFO] [stdout] test src/lib.rs - read_order (line 75) ... ok
[INFO] [stdout] test src/lib.rs - read_i32 (line 145) ... ok
[INFO] [stdout] test src/lib.rs - read_i16 (line 113) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "969a2a2e33bb0c6e667f610501b5a5eda84782373de0f7ae26ee4c005ae61a29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "969a2a2e33bb0c6e667f610501b5a5eda84782373de0f7ae26ee4c005ae61a29", kill_on_drop: false }`
[INFO] [stdout] 969a2a2e33bb0c6e667f610501b5a5eda84782373de0f7ae26ee4c005ae61a29