[INFO] fetching crate homie-device 0.3.1...
[INFO] testing homie-device-0.3.1 against 1.49.0 for beta-1.50-1
[INFO] extracting crate homie-device 0.3.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate homie-device 0.3.1 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 homie-device 0.3.1
[INFO] finished tweaking crates.io crate homie-device 0.3.1
[INFO] tweaked toml for crates.io crate homie-device 0.3.1 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate homie-device 0.3.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 26ec456217db6ac059e0b63927b69ba787847b3aa3279ebf2dee97189d5db3f3
[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" "26ec456217db6ac059e0b63927b69ba787847b3aa3279ebf2dee97189d5db3f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "26ec456217db6ac059e0b63927b69ba787847b3aa3279ebf2dee97189d5db3f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26ec456217db6ac059e0b63927b69ba787847b3aa3279ebf2dee97189d5db3f3", kill_on_drop: false }`
[INFO] [stdout] 26ec456217db6ac059e0b63927b69ba787847b3aa3279ebf2dee97189d5db3f3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] f82ce80950ae56a700be1547d1da0895cb4d3667b013162b7c1d5a4e7028de2e
[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" "f82ce80950ae56a700be1547d1da0895cb4d3667b013162b7c1d5a4e7028de2e", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.54
[INFO] [stderr]    Compiling mac_address v1.1.1
[INFO] [stderr]    Compiling pollster v0.2.0
[INFO] [stderr]    Compiling local_ipaddress v0.1.3
[INFO] [stderr]    Compiling futures-channel v0.3.8
[INFO] [stderr]    Compiling mqtt4bytes v0.3.0
[INFO] [stderr]    Compiling net2 v0.2.37
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling signal-hook-registry v1.2.2
[INFO] [stderr]    Compiling ring v0.16.19
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling mio-uds v0.6.8
[INFO] [stderr]    Compiling sct v0.6.0
[INFO] [stderr]    Compiling webpki v0.21.4
[INFO] [stderr]    Compiling rustls v0.18.1
[INFO] [stderr]    Compiling pin-project-internal v1.0.2
[INFO] [stderr]    Compiling futures-macro v0.3.8
[INFO] [stderr]    Compiling tokio-macros v0.2.6
[INFO] [stderr]    Compiling thiserror-impl v1.0.22
[INFO] [stderr]    Compiling tokio v0.2.24
[INFO] [stderr]    Compiling thiserror v1.0.22
[INFO] [stderr]    Compiling pin-project v1.0.2
[INFO] [stderr]    Compiling futures-util v0.3.8
[INFO] [stderr]    Compiling futures-executor v0.3.8
[INFO] [stderr]    Compiling tokio-rustls v0.14.1
[INFO] [stderr]    Compiling futures v0.3.8
[INFO] [stderr]    Compiling rumqttc v0.2.0
[INFO] [stderr]    Compiling homie-device v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 08s
[INFO] running `Command { std: "docker" "inspect" "f82ce80950ae56a700be1547d1da0895cb4d3667b013162b7c1d5a4e7028de2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f82ce80950ae56a700be1547d1da0895cb4d3667b013162b7c1d5a4e7028de2e", kill_on_drop: false }`
[INFO] [stdout] f82ce80950ae56a700be1547d1da0895cb4d3667b013162b7c1d5a4e7028de2e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] [stdout] c7f659900d05adfeca04b1ae07f9aaf1e20f35cb2ef47e9f80b977b7e3b5aa93
[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" "c7f659900d05adfeca04b1ae07f9aaf1e20f35cb2ef47e9f80b977b7e3b5aa93", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling pretty_env_logger v0.4.0
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling homie-device v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 24.98s
[INFO] running `Command { std: "docker" "inspect" "c7f659900d05adfeca04b1ae07f9aaf1e20f35cb2ef47e9f80b977b7e3b5aa93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7f659900d05adfeca04b1ae07f9aaf1e20f35cb2ef47e9f80b977b7e3b5aa93", kill_on_drop: false }`
[INFO] [stdout] c7f659900d05adfeca04b1ae07f9aaf1e20f35cb2ef47e9f80b977b7e3b5aa93
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] [stdout] e309329cc9aaed12116b2c3345afdcee2bbe3a482692ebee6c68d4e0d366ac6f
[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" "e309329cc9aaed12116b2c3345afdcee2bbe3a482692ebee6c68d4e0d366ac6f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/homie_device-8e58ef4a00d0d82f
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test tests::minimal_build_succeeds ... ok
[INFO] [stdout] test tests::set_firmware_build_succeeds ... ok
[INFO] [stdout] test tests::sleep_then_ready_again_succeeds ... ok
[INFO] [stdout] test tests::disconnect_succeeds_after_ready ... ok
[INFO] [stdout] test types::tests::integer_property_format ... ok
[INFO] [stdout] test types::tests::color_property_format ... ok
[INFO] [stdout] test types::tests::enum_property_format ... ok
[INFO] [stdout] test types::tests::float_property_format ... ok
[INFO] [stdout] test tests::add_node_succeeds_after_remove ... ok
[INFO] [stdout] test tests::start_succeeds_with_no_nodes ... ok
[INFO] [stdout] test tests::alert_then_ready_again_succeeds ... ok
[INFO] [stdout] test tests::disconnect_succeeds_before_ready ... ok
[INFO] [stdout] test tests::add_node_succeeds_before_and_after_start ... ok
[INFO] [stdout] test tests::add_node_fails_given_duplicate_id ... ok
[INFO] [stdout] test tests::ready_fails_if_called_before_start ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests homie-device
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e309329cc9aaed12116b2c3345afdcee2bbe3a482692ebee6c68d4e0d366ac6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e309329cc9aaed12116b2c3345afdcee2bbe3a482692ebee6c68d4e0d366ac6f", kill_on_drop: false }`
[INFO] [stdout] e309329cc9aaed12116b2c3345afdcee2bbe3a482692ebee6c68d4e0d366ac6f