[INFO] fetching crate mqtt311 0.2.0...
[INFO] testing mqtt311-0.2.0 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate mqtt311 0.2.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate mqtt311 0.2.0 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mqtt311 0.2.0
[INFO] finished tweaking crates.io crate mqtt311 0.2.0
[INFO] tweaked toml for crates.io crate mqtt311 0.2.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ea07c73e2a6db357c17dc69172b4b8cc47a0f997a4d3388681b763eb400fc7e7
[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" "ea07c73e2a6db357c17dc69172b4b8cc47a0f997a4d3388681b763eb400fc7e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ea07c73e2a6db357c17dc69172b4b8cc47a0f997a4d3388681b763eb400fc7e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea07c73e2a6db357c17dc69172b4b8cc47a0f997a4d3388681b763eb400fc7e7", kill_on_drop: false }`
[INFO] [stdout] ea07c73e2a6db357c17dc69172b4b8cc47a0f997a4d3388681b763eb400fc7e7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4e88f6dc81b8744e958cae270a8d8e64b7604863d1c37d57510e362613fa90b8
[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" "4e88f6dc81b8744e958cae270a8d8e64b7604863d1c37d57510e362613fa90b8", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling gimli v0.24.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling rustc-demangle v0.1.20
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling object v0.25.3
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling backtrace v0.3.60
[INFO] [stderr]    Compiling addr2line v0.15.2
[INFO] [stderr]    Compiling synstructure v0.12.5
[INFO] [stderr]    Compiling derive_more v0.13.0
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling mqtt311 v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 34.60s
[INFO] running `Command { std: "docker" "inspect" "4e88f6dc81b8744e958cae270a8d8e64b7604863d1c37d57510e362613fa90b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e88f6dc81b8744e958cae270a8d8e64b7604863d1c37d57510e362613fa90b8", kill_on_drop: false }`
[INFO] [stdout] 4e88f6dc81b8744e958cae270a8d8e64b7604863d1c37d57510e362613fa90b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d79d313ddf46d61267dc3e5b1ab08cc8d84a9cd61fad2ff268914bd33b1df45d
[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" "d79d313ddf46d61267dc3e5b1ab08cc8d84a9cd61fad2ff268914bd33b1df45d", kill_on_drop: false }`
[INFO] [stderr]    Compiling mqtt311 v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.57s
[INFO] running `Command { std: "docker" "inspect" "d79d313ddf46d61267dc3e5b1ab08cc8d84a9cd61fad2ff268914bd33b1df45d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d79d313ddf46d61267dc3e5b1ab08cc8d84a9cd61fad2ff268914bd33b1df45d", kill_on_drop: false }`
[INFO] [stdout] d79d313ddf46d61267dc3e5b1ab08cc8d84a9cd61fad2ff268914bd33b1df45d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] dc6c4c986559111a8c896340829f74eae194b3c6987ee1a3c1873e61b7cccb2b
[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" "dc6c4c986559111a8c896340829f74eae194b3c6987ee1a3c1873e61b7cccb2b", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] running 24 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mqtt311-28eae727ba83d468)
[INFO] [stdout] test msg::test::message_from_pub_test ... ok
[INFO] [stdout] test msg::test::message_to_pub_test ... ok
[INFO] [stdout] test msg::test::to_topic_name_test ... ok
[INFO] [stdout] test read::test::read_packet_connack_test ... ok
[INFO] [stdout] test read::test::read_packet_connect_mqisdp_protocol_test ... ok
[INFO] [stdout] test read::test::read_packet_publish_qos1_test ... ok
[INFO] [stdout] test read::test::read_packet_unsubscribe_test ... ok
[INFO] [stdout] test read::test::read_packet_publish_qos0_test ... ok
[INFO] [stdout] test read::test::read_packet_puback_test ... ok
[INFO] [stdout] test read::test::read_packet_suback_test ... ok
[INFO] [stdout] test test::protocol_test ... ok
[INFO] [stdout] test write::test::write_packet_publish_at_most_once_test ... ok
[INFO] [stdout] test write::test::write_packet_publish_at_least_once_test ... ok
[INFO] [stdout] test test::qos_min_test ... ok
[INFO] [stdout] test read::test::read_packet_subscribe_test ... ok
[INFO] [stdout] test topic::test::topic_is_not_valid_test ... ok
[INFO] [stdout] test topic::test::topic_path_test ... ok
[INFO] [stdout] test test::packet_identifier_test ... ok
[INFO] [stdout] test write::test::write_packet_subscribe_test ... ok
[INFO] [stdout] test write::test::write_packet_connect_mqtt_protocol_test ... ok
[INFO] [stdout] test write::test::write_packet_connect_mqisdp_protocol_test ... ok
[INFO] [stderr]    Doc-tests mqtt311
[INFO] [stdout] test write::test::write_packet_connack_test ... ok
[INFO] [stdout] test topic::test::wildcards_test ... ok
[INFO] [stdout] test read::test::read_packet_connect_mqtt_protocol_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 24 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[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" "dc6c4c986559111a8c896340829f74eae194b3c6987ee1a3c1873e61b7cccb2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc6c4c986559111a8c896340829f74eae194b3c6987ee1a3c1873e61b7cccb2b", kill_on_drop: false }`
[INFO] [stdout] dc6c4c986559111a8c896340829f74eae194b3c6987ee1a3c1873e61b7cccb2b