[INFO] cloning repository https://github.com/bschwind/mqtt-broker
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bschwind/mqtt-broker" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbschwind%2Fmqtt-broker", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbschwind%2Fmqtt-broker'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2acd250985e74215b859c80e98f11a77d7b43861
[INFO] testing bschwind/mqtt-broker against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbschwind%2Fmqtt-broker" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bschwind/mqtt-broker on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/bschwind/mqtt-broker
[INFO] finished tweaking git repo https://github.com/bschwind/mqtt-broker
[INFO] tweaked toml for git repo https://github.com/bschwind/mqtt-broker written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/bschwind/mqtt-broker already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9851884e48bf4f336031df2ffd5f8665f6fa478a4ec91636710c527d7c3e3d24
[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" "9851884e48bf4f336031df2ffd5f8665f6fa478a4ec91636710c527d7c3e3d24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9851884e48bf4f336031df2ffd5f8665f6fa478a4ec91636710c527d7c3e3d24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9851884e48bf4f336031df2ffd5f8665f6fa478a4ec91636710c527d7c3e3d24", kill_on_drop: false }`
[INFO] [stdout] 9851884e48bf4f336031df2ffd5f8665f6fa478a4ec91636710c527d7c3e3d24
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6f411d2c573c3180f8fe4ff830ca98c0e72c6a8325975acc0d4744868e657d49
[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" "6f411d2c573c3180f8fe4ff830ca98c0e72c6a8325975acc0d4744868e657d49", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.75
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling futures-core v0.3.16
[INFO] [stderr]    Compiling serde v1.0.129
[INFO] [stderr]    Compiling pin-project-lite v0.2.7
[INFO] [stderr]    Compiling futures-sink v0.3.16
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling futures-channel v0.3.16
[INFO] [stderr]    Compiling futures-task v0.3.16
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling slab v0.4.4
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling base64 v0.13.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling mio v0.7.13
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling futures-macro v0.3.16
[INFO] [stderr]    Compiling tokio v1.10.1
[INFO] [stderr]    Compiling futures-util v0.3.16
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling nanoid v0.3.0
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling tokio-macros v1.3.0
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling num_enum_derive v0.4.3
[INFO] [stderr]    Compiling num_enum v0.4.3
[INFO] [stderr]    Compiling tokio-util v0.6.7
[INFO] [stderr]    Compiling futures-executor v0.3.16
[INFO] [stderr]    Compiling futures v0.3.16
[INFO] [stderr]    Compiling websocket-codec v0.5.0
[INFO] [stderr]    Compiling mqtt-v5 v0.2.0 (/opt/rustwide/workdir/mqtt-v5)
[INFO] [stderr]    Compiling mqtt-v5-broker v0.1.0 (/opt/rustwide/workdir/mqtt-v5-broker)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 19s
[INFO] running `Command { std: "docker" "inspect" "6f411d2c573c3180f8fe4ff830ca98c0e72c6a8325975acc0d4744868e657d49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f411d2c573c3180f8fe4ff830ca98c0e72c6a8325975acc0d4744868e657d49", kill_on_drop: false }`
[INFO] [stdout] 6f411d2c573c3180f8fe4ff830ca98c0e72c6a8325975acc0d4744868e657d49
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8756d400c27e924b81853590e3642f5f20276cced9b8371f243fb58c81af8d65
[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" "8756d400c27e924b81853590e3642f5f20276cced9b8371f243fb58c81af8d65", kill_on_drop: false }`
[INFO] [stderr]    Compiling mqtt-v5 v0.2.0 (/opt/rustwide/workdir/mqtt-v5)
[INFO] [stderr]    Compiling mqtt-v5-broker v0.1.0 (/opt/rustwide/workdir/mqtt-v5-broker)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 8.78s
[INFO] running `Command { std: "docker" "inspect" "8756d400c27e924b81853590e3642f5f20276cced9b8371f243fb58c81af8d65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8756d400c27e924b81853590e3642f5f20276cced9b8371f243fb58c81af8d65", kill_on_drop: false }`
[INFO] [stdout] 8756d400c27e924b81853590e3642f5f20276cced9b8371f243fb58c81af8d65
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ace0d7ce18a227cde5252e8983e42bc1a8c93993c728b16f5102207b16964c91
[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" "ace0d7ce18a227cde5252e8983e42bc1a8c93993c728b16f5102207b16964c91", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mqtt_v5-4a5474bf174aa270)
[INFO] [stdout] 
[INFO] [stdout] running 35 tests
[INFO] [stdout] test decoder::tests::test_invalid_remaining_length ... ok
[INFO] [stdout] test encoder::tests::connect_ack_roundtrip ... ok
[INFO] [stdout] test encoder::tests::ping_response_roundtrip ... ok
[INFO] [stdout] test encoder::tests::publish_release_roundtrip ... ok
[INFO] [stdout] test encoder::tests::publish_roundtrip ... ok
[INFO] [stdout] test encoder::tests::subscribe_ack_roundtrip ... ok
[INFO] [stdout] test encoder::tests::subscribe_roundtrip ... ok
[INFO] [stdout] test encoder::tests::unsubscribe_ack_roundtrip ... ok
[INFO] [stdout] test topic::tests::test_topic_filter_level_iterator_single_level_wildcard_2 ... ok
[INFO] [stdout] test encoder::tests::unsubscribe_roundtrip ... ok
[INFO] [stdout] test topic::tests::test_topic_filter_level_iterator_mutli_level_wildcard_1 ... ok
[INFO] [stdout] test topic::tests::test_topic_filter_level_iterator_simple ... ok
[INFO] [stdout] test topic::tests::test_topic_filter_level_iterator_single_level_wildcard_1 ... ok
[INFO] [stdout] test encoder::tests::authenticate_roundtrip ... ok
[INFO] [stdout] test encoder::tests::disconnect_roundtrip ... ok
[INFO] [stdout] test topic::tests::test_topic_filter_level_iterator_mutli_level_wildcard_2 ... ok
[INFO] [stdout] test encoder::tests::publish_received_roundtrip ... ok
[INFO] [stdout] test decoder::tests::test_decode_variable_int ... ok
[INFO] [stdout] test encoder::tests::ping_request_roundtrip ... ok
[INFO] [stdout] test encoder::tests::connect_roundtrip ... ok
[INFO] [stdout] test topic::tests::test_topic_filter_level_iterator_concrete ... ok
[INFO] [stdout] test encoder::tests::publish_ack_roundtrip ... ok
[INFO] [stdout] test encoder::tests::publish_complete_roundtrip ... ok
[INFO] [stdout] test topic::tests::test_topic_filter_parse_invalid_shared_subscription ... ok
[INFO] [stdout] test topic::tests::test_topic_filter_parse_concrete ... ok
[INFO] [stdout] test topic::tests::test_topic_filter_parse_empty_topic ... ok
[INFO] [stdout] test topic::tests::test_topic_filter_parse_invalid_filters ... ok
[INFO] [stdout] test topic::tests::test_topic_name_failure ... ok
[INFO] [stdout] test topic::tests::test_topic_filter_parse_multi_level_wildcard ... ok
[INFO] [stdout] test topic::tests::test_topic_name_success ... ok
[INFO] [stdout] test topic::tests::test_topic_filter_parse_single_level_wildcard ... ok
[INFO] [stdout] test topic::tests::test_topic_filter_parse_shared_subscription_concrete ... ok
[INFO] [stdout] test topic::tests::test_topic_filter_parse_sys_prefix ... ok
[INFO] [stdout] test topic::tests::test_topic_filter_parse_shared_subscription_wildcard ... ok
[INFO] [stdout] test topic::tests::test_topic_filter_parse_length ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 35 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mqtt_v5_broker-6d0e5d3378d18713)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tree::tests::test_leading_dollar ... ok
[INFO] [stdout] test tree::tests::test_insert ... ok
[INFO] [stdout] test tree::tests::test_remove ... ok
[INFO] [stderr]    Doc-tests mqtt-v5
[INFO] [stdout] test broker::tests::simple_client_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[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" "ace0d7ce18a227cde5252e8983e42bc1a8c93993c728b16f5102207b16964c91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ace0d7ce18a227cde5252e8983e42bc1a8c93993c728b16f5102207b16964c91", kill_on_drop: false }`
[INFO] [stdout] ace0d7ce18a227cde5252e8983e42bc1a8c93993c728b16f5102207b16964c91