[INFO] fetching crate mcp49xx 0.2.0...
[INFO] testing mcp49xx-0.2.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate mcp49xx 0.2.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate mcp49xx 0.2.0 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mcp49xx 0.2.0
[INFO] finished tweaking crates.io crate mcp49xx 0.2.0
[INFO] tweaked toml for crates.io crate mcp49xx 0.2.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate mcp49xx 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", 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] eec17036f006cb4309e70836beb424c7abb02cb0dc592aec73f6be09dd404d94
[INFO] running `Command { std: "docker" "start" "-a" "eec17036f006cb4309e70836beb424c7abb02cb0dc592aec73f6be09dd404d94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eec17036f006cb4309e70836beb424c7abb02cb0dc592aec73f6be09dd404d94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eec17036f006cb4309e70836beb424c7abb02cb0dc592aec73f6be09dd404d94", kill_on_drop: false }`
[INFO] [stdout] eec17036f006cb4309e70836beb424c7abb02cb0dc592aec73f6be09dd404d94
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fa44a8590483e3c29d42b71dd3db7bba76147d9f89bb694de4a607a16f2eefd1
[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" "fa44a8590483e3c29d42b71dd3db7bba76147d9f89bb694de4a607a16f2eefd1", 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 mcp49xx v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.07s
[INFO] running `Command { std: "docker" "inspect" "fa44a8590483e3c29d42b71dd3db7bba76147d9f89bb694de4a607a16f2eefd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa44a8590483e3c29d42b71dd3db7bba76147d9f89bb694de4a607a16f2eefd1", kill_on_drop: false }`
[INFO] [stdout] fa44a8590483e3c29d42b71dd3db7bba76147d9f89bb694de4a607a16f2eefd1
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "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] 9bb07cd7bc6121a8a6387e8e113b6b943ab339ba63a3d063b07291ecec69921a
[INFO] running `Command { std: "docker" "start" "-a" "9bb07cd7bc6121a8a6387e8e113b6b943ab339ba63a3d063b07291ecec69921a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling embedded-hal-mock v0.8.0
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]    Compiling semver-parser v0.10.2
[INFO] [stderr]    Compiling ioctl-rs v0.1.6
[INFO] [stderr]    Compiling termios v0.2.2
[INFO] [stderr]    Compiling serial-core v0.4.0
[INFO] [stderr]    Compiling serial-unix v0.4.0
[INFO] [stderr]    Compiling semver v0.11.0
[INFO] [stderr]    Compiling rustc_version v0.3.3
[INFO] [stderr]    Compiling cast v0.2.6
[INFO] [stderr]    Compiling i2cdev v0.4.4
[INFO] [stderr]    Compiling sysfs_gpio v0.5.4
[INFO] [stderr]    Compiling spidev v0.4.1
[INFO] [stderr]    Compiling linux-embedded-hal v0.3.0
[INFO] [stderr]    Compiling mcp49xx v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 19.73s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/mcp49xx-86da5e0b24541fdd)
[INFO] [stderr]   Executable tests/integration.rs (/opt/rustwide/target/debug/deps/integration-bd5f55d72e4a971a)
[INFO] running `Command { std: "docker" "inspect" "9bb07cd7bc6121a8a6387e8e113b6b943ab339ba63a3d063b07291ecec69921a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9bb07cd7bc6121a8a6387e8e113b6b943ab339ba63a3d063b07291ecec69921a", kill_on_drop: false }`
[INFO] [stdout] 9bb07cd7bc6121a8a6387e8e113b6b943ab339ba63a3d063b07291ecec69921a
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "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] 6d4723d23db3e3baf16bd32bd6c2bbe79e173e92ad54fd8a788ac97ee7621c73
[INFO] running `Command { std: "docker" "start" "-a" "6d4723d23db3e3baf16bd32bd6c2bbe79e173e92ad54fd8a788ac97ee7621c73", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mcp49xx-86da5e0b24541fdd)
[INFO] [stdout] running 9 tests
[INFO] [stdout] test command::tests::can_set_buffered ... ok
[INFO] [stdout] test command::tests::can_set_double_gain ... ok
[INFO] [stdout] test command::tests::can_set_enable ... ok
[INFO] [stdout] test command::tests::can_set_shutdown ... ok
[INFO] [stdout] test command::tests::can_set_single_gain ... ok
[INFO] [stdout] test command::tests::can_set_unbuffered ... ok
[INFO] [stdout] test command::tests::can_set_value ... ok
[INFO] [stderr]      Running tests/integration.rs (/opt/rustwide/target/debug/deps/integration-bd5f55d72e4a971a)
[INFO] [stdout] test command::tests::operations_leave_original_command_unchanged ... ok
[INFO] [stdout] test command::tests::default_command_all_off ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 86 tests
[INFO] [stdout] test common::for_mcp4802::send_shutdown ... ok
[INFO] [stdout] test common::for_mcp4811::send_default ... ok
[INFO] [stdout] test common::for_mcp4812::send_shutdown ... ok
[INFO] [stdout] test common::for_mcp4821::send_double_gain ... ok
[INFO] [stdout] test common::for_mcp4821::send_shutdown ... ok
[INFO] [stdout] test common::for_mcp4822::send_double_gain ... ok
[INFO] [stdout] test common::for_mcp4901::send_default ... ok
[INFO] [stdout] test common::for_mcp4822::send_shutdown ... ok
[INFO] [stdout] test common::for_mcp4901::send_double_gain ... ok
[INFO] [stdout] test common::for_mcp4901::send_shutdown ... ok
[INFO] [stdout] test common::for_mcp4902::send_default ... ok
[INFO] [stdout] test common::for_mcp4902::send_double_gain ... ok
[INFO] [stdout] test common::for_mcp4822::send_default ... ok
[INFO] [stdout] test common::for_mcp4902::send_shutdown ... ok
[INFO] [stdout] test common::for_mcp4911::send_shutdown ... ok
[INFO] [stdout] test common::for_mcp4912::send_default ... ok
[INFO] [stdout] test common::for_mcp4912::send_double_gain ... ok
[INFO] [stdout] test common::for_mcp4912::send_shutdown ... ok
[INFO] [stdout] test common::for_mcp4821::send_default ... ok
[INFO] [stdout] test common::for_mcp4921::send_double_gain ... ok
[INFO] [stdout] test common::for_mcp4921::send_shutdown ... ok
[INFO] [stdout] test common::for_mcp4922::send_default ... ok
[INFO] [stdout] test common::for_mcp4922::send_double_gain ... ok
[INFO] [stdout] test common::for_mcp4812::send_double_gain ... ok
[INFO] [stdout] test invalid_buffering_test::for_mcp4801::cannot_send_buffered ... ok
[INFO] [stdout] test invalid_buffering_test::for_mcp4802::cannot_send_buffered ... ok
[INFO] [stdout] test invalid_buffering_test::for_mcp4811::cannot_send_buffered ... ok
[INFO] [stdout] test invalid_buffering_test::for_mcp4821::cannot_send_buffered ... ok
[INFO] [stdout] test common::for_mcp4812::send_default ... ok
[INFO] [stdout] test invalid_buffering_test::for_mcp4812::cannot_send_buffered ... ok
[INFO] [stdout] test invalid_buffering_test::for_mcp4822::cannot_send_buffered ... ok
[INFO] [stdout] test invalid_channel::for_mcp4801::cannot_send_invalid_channel ... ok
[INFO] [stdout] test invalid_channel::for_mcp4811::cannot_send_invalid_channel ... ok
[INFO] [stdout] test invalid_channel::for_mcp4821::cannot_send_invalid_channel ... ok
[INFO] [stdout] test invalid_channel::for_mcp4901::cannot_send_invalid_channel ... ok
[INFO] [stdout] test invalid_channel::for_mcp4921::cannot_send_invalid_channel ... ok
[INFO] [stdout] test invalid_value_10bit::for_mcp4811::cannot_send_invalid_value ... ok
[INFO] [stdout] test invalid_value_10bit::for_mcp4911::cannot_send_invalid_value ... ok
[INFO] [stdout] test invalid_value_10bit::for_mcp4812::cannot_send_invalid_value ... ok
[INFO] [stdout] test common::for_mcp4911::send_default ... ok
[INFO] [stdout] test invalid_value_10bit::for_mcp4912::cannot_send_invalid_value ... ok
[INFO] [stdout] test invalid_value_12bit::for_mcp4821::cannot_send_invalid_value ... ok
[INFO] [stdout] test invalid_value_12bit::for_mcp4822::cannot_send_invalid_value ... ok
[INFO] [stdout] test invalid_value_12bit::for_mcp4922::cannot_send_invalid_value ... ok
[INFO] [stdout] test invalid_value_8bit::for_mcp4802::cannot_send_invalid_value ... ok
[INFO] [stdout] test common::for_mcp4802::send_default ... ok
[INFO] [stdout] test invalid_value_8bit::for_mcp4801::cannot_send_invalid_value ... ok
[INFO] [stdout] test invalid_value_8bit::for_mcp4901::cannot_send_invalid_value ... ok
[INFO] [stdout] test invalid_value_8bit::for_mcp4902::cannot_send_invalid_value ... ok
[INFO] [stdout] test matches ... ok
[INFO] [stdout] test common::for_mcp4911::send_double_gain ... ok
[INFO] [stdout] test common::for_mcp4811::send_double_gain ... ok
[INFO] [stdout] test common::for_mcp4801::send_shutdown ... ok
[INFO] [stdout] test common::for_mcp4922::send_shutdown ... ok
[INFO] [stdout] test common::for_mcp4801::send_default ... ok
[INFO] [stdout] test common::for_mcp4921::send_default ... ok
[INFO] [stdout] test common::for_mcp4811::send_shutdown ... ok
[INFO] [stdout] test send_buffered_test::for_mcp4921::send_buffered ... ok
[INFO] [stdout] test send_channel1::for_mcp4802::send_channel1 ... ok
[INFO] [stdout] test send_channel1::for_mcp4912::send_channel1 ... ok
[INFO] [stdout] test send_channel1::for_mcp4812::send_channel1 ... ok
[INFO] [stdout] test send_channel1::for_mcp4822::send_channel1 ... ok
[INFO] [stdout] test common::for_mcp4801::send_double_gain ... ok
[INFO] [stdout] test send_channel1::for_mcp4922::send_channel1 ... ok
[INFO] [stdout] test send_value_10bit::for_mcp4812::send_value ... ok
[INFO] [stdout] test send_value_10bit::for_mcp4911::send_value ... ok
[INFO] [stdout] test send_value_10bit::for_mcp4912::send_value ... ok
[INFO] [stdout] test send_value_12bit::for_mcp4821::send_value ... ok
[INFO] [stdout] test send_value_12bit::for_mcp4822::send_value ... ok
[INFO] [stdout] test send_value_12bit::for_mcp4922::send_value ... ok
[INFO] [stdout] test send_value_8bit::for_mcp4802::send_value ... ok
[INFO] [stdout] test invalid_channel::for_mcp4911::cannot_send_invalid_channel ... ok
[INFO] [stdout] test send_value_8bit::for_mcp4901::send_value ... ok
[INFO] [stdout] test invalid_value_12bit::for_mcp4921::cannot_send_invalid_value ... ok
[INFO] [stdout] test send_value_8bit::for_mcp4902::send_value ... ok
[INFO] [stdout] test send_buffered_test::for_mcp4901::send_buffered ... ok
[INFO] [stdout] test send_value_10bit::for_mcp4811::send_value ... ok
[INFO] [stdout] test send_channel1::for_mcp4902::send_channel1 ... ok
[INFO] [stdout] test send_value_12bit::for_mcp4921::send_value ... ok
[INFO] [stdout] test send_value_8bit::for_mcp4801::send_value ... ok
[INFO] [stdout] test send_buffered_test::for_mcp4911::send_buffered ... ok
[INFO] [stdout] test send_buffered_test::for_mcp4922::send_buffered ... ok
[INFO] [stdout] test send_buffered_test::for_mcp4912::send_buffered ... ok
[INFO] [stdout] test send_buffered_test::for_mcp4902::send_buffered ... ok
[INFO] [stdout] test common::for_mcp4802::send_double_gain ... ok
[INFO] [stdout] test can_fail - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 86 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.09s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mcp49xx
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - (line 82) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 124) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 101) - compile ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.19s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6d4723d23db3e3baf16bd32bd6c2bbe79e173e92ad54fd8a788ac97ee7621c73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d4723d23db3e3baf16bd32bd6c2bbe79e173e92ad54fd8a788ac97ee7621c73", kill_on_drop: false }`
[INFO] [stdout] 6d4723d23db3e3baf16bd32bd6c2bbe79e173e92ad54fd8a788ac97ee7621c73