[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] 428ea9091aff1589147c9bf34080f58983df7209
[INFO] testing bschwind/mqtt-broker against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbschwind%2Fmqtt-broker" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bschwind/mqtt-broker on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "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-1/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded websocket-codec v0.5.0
[INFO] [stderr]   Downloaded nanoid v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4f6c81a0a0b635936a800980e1c5b41883bdb66e4d98c95e9869c5426b9c0683
[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" "4f6c81a0a0b635936a800980e1c5b41883bdb66e4d98c95e9869c5426b9c0683", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4f6c81a0a0b635936a800980e1c5b41883bdb66e4d98c95e9869c5426b9c0683", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f6c81a0a0b635936a800980e1c5b41883bdb66e4d98c95e9869c5426b9c0683", kill_on_drop: false }`
[INFO] [stdout] 4f6c81a0a0b635936a800980e1c5b41883bdb66e4d98c95e9869c5426b9c0683
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--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] c96b3d21b94393e026e6f94cfd27944fb32c96713ebcba30d6de3440c12fb25a
[INFO] running `Command { std: "docker" "start" "-a" "c96b3d21b94393e026e6f94cfd27944fb32c96713ebcba30d6de3440c12fb25a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling futures-task v0.3.15
[INFO] [stderr]    Compiling futures-channel v0.3.15
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling futures-io v0.3.15
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling sha1 v0.6.0
[INFO] [stderr]    Compiling base64 v0.11.0
[INFO] [stderr]    Compiling tokio v1.6.1
[INFO] [stderr]    Compiling futures-macro v0.3.15
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[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 mio v0.7.11
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling quote v1.0.9
[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 v1.2.0
[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 v0.3.15
[INFO] [stderr]    Compiling websocket-codec v0.5.0
[INFO] [stderr]    Compiling futures v0.3.15
[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 47.09s
[INFO] running `Command { std: "docker" "inspect" "c96b3d21b94393e026e6f94cfd27944fb32c96713ebcba30d6de3440c12fb25a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c96b3d21b94393e026e6f94cfd27944fb32c96713ebcba30d6de3440c12fb25a", kill_on_drop: false }`
[INFO] [stdout] c96b3d21b94393e026e6f94cfd27944fb32c96713ebcba30d6de3440c12fb25a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8669081a140e6357763fa61874f9daa82c1bfc03a4ed7a08074885beb1a38617
[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" "8669081a140e6357763fa61874f9daa82c1bfc03a4ed7a08074885beb1a38617", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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 5.06s
[INFO] running `Command { std: "docker" "inspect" "8669081a140e6357763fa61874f9daa82c1bfc03a4ed7a08074885beb1a38617", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8669081a140e6357763fa61874f9daa82c1bfc03a4ed7a08074885beb1a38617", kill_on_drop: false }`
[INFO] [stdout] 8669081a140e6357763fa61874f9daa82c1bfc03a4ed7a08074885beb1a38617
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 95f19e73d1d4363ac409b238d247adcdcc26d101b12d0ea9ce75235abe88c863
[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" "95f19e73d1d4363ac409b238d247adcdcc26d101b12d0ea9ce75235abe88c863", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mqtt_v5-c56cc31ff5685aa7)
[INFO] [stdout] 
[INFO] [stdout] running 35 tests
[INFO] [stdout] test encoder::tests::disconnect_roundtrip ... ok
[INFO] [stdout] test encoder::tests::ping_request_roundtrip ... ok
[INFO] [stdout] test encoder::tests::publish_ack_roundtrip ... ok
[INFO] [stdout] test encoder::tests::publish_release_roundtrip ... ok
[INFO] [stdout] test encoder::tests::publish_roundtrip ... ok
[INFO] [stdout] test encoder::tests::ping_response_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_mutli_level_wildcard_1 ... ok
[INFO] [stdout] test topic::tests::test_topic_filter_level_iterator_mutli_level_wildcard_2 ... ok
[INFO] [stdout] test topic::tests::test_topic_filter_level_iterator_simple ... ok
[INFO] [stdout] test encoder::tests::unsubscribe_roundtrip ... ok
[INFO] [stdout] test topic::tests::test_topic_filter_level_iterator_concrete ... ok
[INFO] [stdout] test topic::tests::test_topic_filter_level_iterator_single_level_wildcard_2 ... ok
[INFO] [stdout] test topic::tests::test_topic_filter_parse_shared_subscription_wildcard ... ok
[INFO] [stdout] test topic::tests::test_topic_filter_parse_multi_level_wildcard ... ok
[INFO] [stdout] test topic::tests::test_topic_filter_parse_shared_subscription_concrete ... ok
[INFO] [stdout] test topic::tests::test_topic_filter_level_iterator_single_level_wildcard_1 ... ok
[INFO] [stdout] test topic::tests::test_topic_filter_parse_sys_prefix ... ok
[INFO] [stdout] test encoder::tests::connect_ack_roundtrip ... ok
[INFO] [stdout] test topic::tests::test_topic_filter_parse_single_level_wildcard ... ok
[INFO] [stdout] test encoder::tests::publish_complete_roundtrip ... ok
[INFO] [stdout] test encoder::tests::connect_roundtrip ... ok
[INFO] [stdout] test topic::tests::test_topic_filter_parse_concrete ... ok
[INFO] [stdout] test decoder::tests::test_invalid_remaining_length ... 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_success ... ok
[INFO] [stdout] test topic::tests::test_topic_name_failure ... ok
[INFO] [stdout] test topic::tests::test_topic_filter_parse_invalid_shared_subscription ... ok
[INFO] [stdout] test decoder::tests::test_decode_variable_int ... ok
[INFO] [stdout] test topic::tests::test_topic_filter_parse_length ... ok
[INFO] [stdout] test encoder::tests::publish_received_roundtrip ... ok
[INFO] [stdout] test encoder::tests::authenticate_roundtrip ... 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-ab41073fafe978b6)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tree::tests::test_insert ... ok
[INFO] [stdout] test tree::tests::test_remove ... ok
[INFO] [stdout] test tree::tests::test_leading_dollar ... ok
[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 0.04s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mqtt-v5
[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" "95f19e73d1d4363ac409b238d247adcdcc26d101b12d0ea9ce75235abe88c863", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95f19e73d1d4363ac409b238d247adcdcc26d101b12d0ea9ce75235abe88c863", kill_on_drop: false }`
[INFO] [stdout] 95f19e73d1d4363ac409b238d247adcdcc26d101b12d0ea9ce75235abe88c863