[INFO] fetching crate mqtt-packet 0.3.0...
[INFO] testing mqtt-packet-0.3.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate mqtt-packet 0.3.0 into /workspace/builds/worker-85/source
[INFO] validating manifest of crates.io crate mqtt-packet 0.3.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mqtt-packet 0.3.0
[INFO] finished tweaking crates.io crate mqtt-packet 0.3.0
[INFO] tweaked toml for crates.io crate mqtt-packet 0.3.0 written to /workspace/builds/worker-85/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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" "+1.55.0" "fetch" "--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-85/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-85/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f1c14347fa9f20a14d9bf623bc7cf9fd39140fb82f5ee550c45986c22a745239
[INFO] running `Command { std: "docker" "start" "-a" "f1c14347fa9f20a14d9bf623bc7cf9fd39140fb82f5ee550c45986c22a745239", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f1c14347fa9f20a14d9bf623bc7cf9fd39140fb82f5ee550c45986c22a745239", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1c14347fa9f20a14d9bf623bc7cf9fd39140fb82f5ee550c45986c22a745239", kill_on_drop: false }`
[INFO] [stdout] f1c14347fa9f20a14d9bf623bc7cf9fd39140fb82f5ee550c45986c22a745239
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-85/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-85/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 24cca46b4ef92af5e1175e38e8ad2518a10a8a47dffe8d3d8bf8279a03d90580
[INFO] running `Command { std: "docker" "start" "-a" "24cca46b4ef92af5e1175e38e8ad2518a10a8a47dffe8d3d8bf8279a03d90580", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling mqtt-packet v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.16s
[INFO] running `Command { std: "docker" "inspect" "24cca46b4ef92af5e1175e38e8ad2518a10a8a47dffe8d3d8bf8279a03d90580", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24cca46b4ef92af5e1175e38e8ad2518a10a8a47dffe8d3d8bf8279a03d90580", kill_on_drop: false }`
[INFO] [stdout] 24cca46b4ef92af5e1175e38e8ad2518a10a8a47dffe8d3d8bf8279a03d90580
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-85/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-85/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 76e0f3d40d87b1b0c44e38dcec07d06257e10929938e15aa163ec09e82b3ec08
[INFO] running `Command { std: "docker" "start" "-a" "76e0f3d40d87b1b0c44e38dcec07d06257e10929938e15aa163ec09e82b3ec08", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling mqtt-packet v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.11s
[INFO] running `Command { std: "docker" "inspect" "76e0f3d40d87b1b0c44e38dcec07d06257e10929938e15aa163ec09e82b3ec08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76e0f3d40d87b1b0c44e38dcec07d06257e10929938e15aa163ec09e82b3ec08", kill_on_drop: false }`
[INFO] [stdout] 76e0f3d40d87b1b0c44e38dcec07d06257e10929938e15aa163ec09e82b3ec08
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-85/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-85/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6dc4500cf03e77121c1d15a38aaa7fcfadf28608a01dec0fa3893e8fe70a51fb
[INFO] running `Command { std: "docker" "start" "-a" "6dc4500cf03e77121c1d15a38aaa7fcfadf28608a01dec0fa3893e8fe70a51fb", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 15.55s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mqtt_packet-1c5eed080dc544d6)
[INFO] [stdout] 
[INFO] [stdout] running 19 tests
[INFO] [stdout] test data_type::tests::binary_data_into_bytes ... ok
[INFO] [stdout] test data_type::tests::byte_into_bytes ... ok
[INFO] [stdout] test data_type::tests::type_into ... ok
[INFO] [stdout] test data_type::tests::four_byte_into_bytes ... ok
[INFO] [stdout] test data_type::tests::utf8_string_pair_into_bytes ... ok
[INFO] [stdout] test data_type::tests::string_pair ... ok
[INFO] [stdout] test data_type::tests::utf8_string_into_bytes ... ok
[INFO] [stdout] test data_type::tests::into_bytes_max_length ... ok
[INFO] [stdout] test data_type::tests::variable_byte_four ... ok
[INFO] [stdout] test data_type::tests::variable_byte_four_into_bytes ... ok
[INFO] [stdout] test data_type::tests::variable_byte_into_bytes_error ... ok
[INFO] [stdout] test data_type::tests::two_byte_int_into_bytes ... ok
[INFO] [stdout] test data_type::tests::variable_byte_error ... ok
[INFO] [stdout] test data_type::tests::variable_byte_one_into_bytes ... ok
[INFO] [stdout] test data_type::tests::variable_byte_one ... ok
[INFO] [stdout] test data_type::tests::variable_byte_three ... ok
[INFO] [stdout] test data_type::tests::variable_byte_three_into_bytes ... ok
[INFO] [stdout] test data_type::tests::variable_byte_two ... ok
[INFO] [stdout] test data_type::tests::variable_byte_two_into_bytes ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/integration_test.rs (/opt/rustwide/target/debug/deps/integration_test-ea288328b0e3b8c6)
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test generate_variable_byte ... ok
[INFO] [stdout] test parse_all ... ok
[INFO] [stdout] test generate_byte ... ok
[INFO] [stdout] test generate_binary_data ... ok
[INFO] [stdout] test generate_two_byte ... ok
[INFO] [stdout] test generate_utf8_string ... ok
[INFO] [stdout] test generate_all ... ok
[INFO] [stdout] test generate_utf8_string_pair ... ok
[INFO] [stderr]    Doc-tests mqtt-packet
[INFO] [stdout] test generate_four_byte ... ok
[INFO] [stdout] test parse_byte ... ok
[INFO] [stdout] test parse_binary_data ... ok
[INFO] [stdout] test parse_utf8_string ... ok
[INFO] [stdout] test parse_utf8_string_pair ... ok
[INFO] [stdout] test parse_four_byte ... ok
[INFO] [stdout] test parse_variable_byte ... ok
[INFO] [stdout] test parse_two_byte ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 51 tests
[INFO] [stdout] test src/data_type.rs - data_type::DataType::parse_utf8_string_pair (line 299) ... ok
[INFO] [stdout] test src/packet_type.rs - packet_type::PacketType::PUBACK (line 8) ... ok
[INFO] [stdout] test src/property.rs - property::Identifier::ServerKeepAlive (line 9) ... ok
[INFO] [stdout] test src/property.rs - property::Identifier::SubscriptionIdentifier (line 9) ... ok
[INFO] [stdout] test src/property.rs - property::Identifier::UserProperty (line 9) ... ok
[INFO] [stdout] test src/packet_type.rs - packet_type::PacketType::UNSUBSCRIBE (line 8) ... ok
[INFO] [stdout] test src/property.rs - property::Identifier::AuthenticationData (line 9) ... ok
[INFO] [stdout] test src/packet_type.rs - packet_type::PacketType::UNSUBACK (line 8) ... ok
[INFO] [stdout] test src/property.rs - property::Identifier::RequestResponseInformation (line 9) ... ok
[INFO] [stdout] test src/property.rs - property::Identifier::MessageExpiryInterval (line 9) ... ok
[INFO] [stdout] test src/property.rs - property::Identifier::SubscriptionIdentifierAvailable (line 9) ... ok
[INFO] [stdout] test src/data_type.rs - data_type::DataType::parse_four_byte_int (line 101) ... ok
[INFO] [stdout] test src/data_type.rs - data_type::DataType::parse_two_byte_int (line 73) ... ok
[INFO] [stdout] test src/property.rs - property::Identifier::ContentType (line 9) ... ok
[INFO] [stdout] test src/data_type.rs - data_type::DataType::parse_binary_data (line 256) ... ok
[INFO] [stdout] test src/data_type.rs - data_type::DataType::parse_byte (line 47) ... ok
[INFO] [stdout] test src/property.rs - property::Identifier::TopicAliasMaximum (line 9) ... ok
[INFO] [stdout] test src/property.rs - property::Identifier::WillDelayInterval (line 9) ... ok
[INFO] [stdout] test src/packet_type.rs - packet_type::PacketType::PINGRESP (line 8) ... ok
[INFO] [stdout] test src/packet_type.rs - packet_type::PacketType::PUBREC (line 8) ... ok
[INFO] [stdout] test src/packet_type.rs - packet_type::PacketType::SUBACK (line 8) ... ok
[INFO] [stdout] test src/packet_type.rs - packet_type::PacketType::PUBLISH (line 8) ... ok
[INFO] [stdout] test src/packet_type.rs - packet_type::PacketType::PUBREL (line 8) ... ok
[INFO] [stdout] test src/property.rs - property::Identifier::RetainAvailable (line 9) ... ok
[INFO] [stdout] test src/data_type.rs - data_type::DataType::parse_variable_byte_int (line 202) ... ok
[INFO] [stdout] test src/packet_type.rs - packet_type::PacketType::new (line 49) ... ok
[INFO] [stdout] test src/property.rs - property::Identifier::ReceiveMaximum (line 9) ... ok
[INFO] [stdout] test src/property.rs - property::Identifier::ResponseInformation (line 9) ... ok
[INFO] [stdout] test src/property.rs - property::Identifier::PayloadFormatIndicator (line 9) ... ok
[INFO] [stdout] test src/property.rs - property::Identifier::SessionExpiryInterval (line 9) ... ok
[INFO] [stdout] test src/property.rs - property::Identifier::AssignedClientIdentifier (line 9) ... ok
[INFO] [stdout] test src/packet_type.rs - packet_type::PacketType::CONNACK (line 8) ... ok
[INFO] [stdout] test src/packet_type.rs - packet_type::PacketType::PUBCOMP (line 8) ... ok
[INFO] [stdout] test src/property.rs - property::Identifier::WildcardSubscriptionAvailable (line 9) ... ok
[INFO] [stdout] test src/property.rs - property::Identifier::MaximumPacketSize (line 9) ... ok
[INFO] [stdout] test src/property.rs - property::Identifier::CorrelationData (line 9) ... ok
[INFO] [stdout] test src/property.rs - property::Identifier::TopicAlias (line 9) ... ok
[INFO] [stdout] test src/packet_type.rs - packet_type::PacketType::CONNECT (line 8) ... ok
[INFO] [stdout] test src/property.rs - property::Identifier::SharedSubscriptionAvailable (line 9) ... ok
[INFO] [stdout] test src/packet_type.rs - packet_type::PacketType::new (line 35) ... ok
[INFO] [stdout] test src/property.rs - property::Identifier::ReasonString (line 9) ... ok
[INFO] [stdout] test src/property.rs - property::Identifier::ResponseTopic (line 9) ... ok
[INFO] [stdout] test src/property.rs - property::Identifier::AuthenticationMethod (line 9) ... ok
[INFO] [stdout] test src/packet_type.rs - packet_type::PacketType::DISCONNECT (line 8) ... ok
[INFO] [stdout] test src/property.rs - property::Identifier::RequestProblemInformation (line 9) ... ok
[INFO] [stdout] test src/property.rs - property::Identifier::MaximumQos (line 9) ... ok
[INFO] [stdout] test src/packet_type.rs - packet_type::PacketType::AUTH (line 8) ... ok
[INFO] [stdout] test src/packet_type.rs - packet_type::PacketType::PINGREQ (line 8) ... ok
[INFO] [stdout] test src/property.rs - property::Identifier::ServerReference (line 9) ... ok
[INFO] [stdout] test src/packet_type.rs - packet_type::PacketType::SUBSCRIBE (line 8) ... ok
[INFO] [stdout] test src/data_type.rs - data_type::DataType::parse_utf8_string (line 152) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 51 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 4.47s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6dc4500cf03e77121c1d15a38aaa7fcfadf28608a01dec0fa3893e8fe70a51fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6dc4500cf03e77121c1d15a38aaa7fcfadf28608a01dec0fa3893e8fe70a51fb", kill_on_drop: false }`
[INFO] [stdout] 6dc4500cf03e77121c1d15a38aaa7fcfadf28608a01dec0fa3893e8fe70a51fb