[INFO] fetching crate mqttbytes 0.4.0...
[INFO] testing mqttbytes-0.4.0 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate mqttbytes 0.4.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate mqttbytes 0.4.0 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 mqttbytes 0.4.0
[INFO] finished tweaking crates.io crate mqttbytes 0.4.0
[INFO] tweaked toml for crates.io crate mqttbytes 0.4.0 written to /workspace/builds/worker-10/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-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 55f6d2a0a8792ac9b15897080c9ad3c0e1ea8f0a397d1aae22cb2d91d829a790
[INFO] running `Command { std: "docker" "start" "-a" "55f6d2a0a8792ac9b15897080c9ad3c0e1ea8f0a397d1aae22cb2d91d829a790", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "55f6d2a0a8792ac9b15897080c9ad3c0e1ea8f0a397d1aae22cb2d91d829a790", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55f6d2a0a8792ac9b15897080c9ad3c0e1ea8f0a397d1aae22cb2d91d829a790", kill_on_drop: false }`
[INFO] [stdout] 55f6d2a0a8792ac9b15897080c9ad3c0e1ea8f0a397d1aae22cb2d91d829a790
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 79a6dd86b17d68d166279174894e737f0bb68daf097364a5e23521a7232f79c2
[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" "79a6dd86b17d68d166279174894e737f0bb68daf097364a5e23521a7232f79c2", kill_on_drop: false }`
[INFO] [stderr]    Compiling bytes v1.0.1
[INFO] [stderr]    Compiling mqttbytes v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.62s
[INFO] running `Command { std: "docker" "inspect" "79a6dd86b17d68d166279174894e737f0bb68daf097364a5e23521a7232f79c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79a6dd86b17d68d166279174894e737f0bb68daf097364a5e23521a7232f79c2", kill_on_drop: false }`
[INFO] [stdout] 79a6dd86b17d68d166279174894e737f0bb68daf097364a5e23521a7232f79c2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] f2d2a39b0075b856ec45beb7d4c66b63ec9c98700fa61f1744ef659568592488
[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" "f2d2a39b0075b856ec45beb7d4c66b63ec9c98700fa61f1744ef659568592488", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling difference v2.0.0
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling itertools v0.10.1
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling bstr v0.2.16
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling plotters v0.3.1
[INFO] [stderr]    Compiling pretty_assertions v0.6.1
[INFO] [stderr]    Compiling criterion-plot v0.4.3
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.3.4
[INFO] [stderr]    Compiling mqttbytes v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1m 11s
[INFO] running `Command { std: "docker" "inspect" "f2d2a39b0075b856ec45beb7d4c66b63ec9c98700fa61f1744ef659568592488", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2d2a39b0075b856ec45beb7d4c66b63ec9c98700fa61f1744ef659568592488", kill_on_drop: false }`
[INFO] [stdout] f2d2a39b0075b856ec45beb7d4c66b63ec9c98700fa61f1744ef659568592488
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] d29e96d0ad73c633ec0e1c04be397d99a3a1b6278e8846df7d9a5d34f5586dbc
[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" "d29e96d0ad73c633ec0e1c04be397d99a3a1b6278e8846df7d9a5d34f5586dbc", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mqttbytes-6f7bfd8ba66fceec)
[INFO] [stdout] 
[INFO] [stdout] running 52 tests
[INFO] [stdout] test v4::connack::test::connack_parsing_works ... ok
[INFO] [stdout] test v4::connect::test::connect_parsing_works ... ok
[INFO] [stdout] test v4::puback::test::puback_encoding_works ... ok
[INFO] [stdout] test v4::connect::test::connect_encoding_works ... ok
[INFO] [stdout] test v4::publish::test::qos0_publish_parsing_works ... ok
[INFO] [stdout] test v4::suback::test::suback_parsing_works ... ok
[INFO] [stdout] test v4::subscribe::test::subscribe_encoding_works ... ok
[INFO] [stdout] test v4::publish::test::qos1_publish_parsing_works ... ok
[INFO] [stdout] test v4::publish::test::qos0_publish_encoding_works ... ok
[INFO] [stdout] test topic::test::topics_match_with_filters_as_expected ... ok
[INFO] [stdout] test topic::test::topics_are_validated_correctly ... ok
[INFO] [stdout] test topic::test::filters_are_validated_correctly ... ok
[INFO] [stdout] test v4::connack::test::connack_encoding_works ... ok
[INFO] [stdout] test topic::test::wildcards_are_detected_correctly ... ok
[INFO] [stdout] test v5::connack::test::connack_encoding_works ... ok
[INFO] [stdout] test topic::test::zero_len_subscriptions_are_not_allowed ... ok
[INFO] [stdout] test v4::subscribe::test::subscribe_parsing_works ... ok
[INFO] [stdout] test v5::connack::test::connack_parsing_works ... ok
[INFO] [stdout] test v4::publish::test::qos1_publish_encoding_works ... ok
[INFO] [stdout] test topic::test::dollar_subscriptions_doesnt_match_dollar_topic ... ok
[INFO] [stdout] test v5::connect::test::connect3_encoding_works ... ok
[INFO] [stdout] test v5::connect::test::connect1_encoding_works ... ok
[INFO] [stdout] test v5::connect::test::missing_properties_are_encoded ... ok
[INFO] [stdout] test v5::disconnect::test::disconnect2_parsing_works ... ok
[INFO] [stdout] test v5::disconnect::test::disconnect1_encoding_works ... ok
[INFO] [stdout] test v5::publish::test::publish_encoding_works ... ok
[INFO] [stdout] test v5::pubcomp::test::pubcomp_encoding_works_correctly ... ok
[INFO] [stdout] test v5::pubrel::test::pubrel_parsing_works ... ok
[INFO] [stdout] test v5::suback::test::suback_parsing_works ... ok
[INFO] [stdout] test v5::suback::test::suback_encoding_works ... ok
[INFO] [stdout] test v5::pubrel::test::pubrel_encoding_works ... ok
[INFO] [stdout] test v5::unsuback::test::unsuback_encoding_works ... ok
[INFO] [stdout] test v5::unsuback::test::unsuback_parsing_works ... ok
[INFO] [stdout] test v5::unsubscribe::test::subscribe2_encoding_works ... ok
[INFO] [stdout] test v5::subscribe::test::subscribe2_encoding_works ... ok
[INFO] [stdout] test v5::unsubscribe::test::subscribe2_parsing_works ... ok
[INFO] [stdout] test v5::unsubscribe::test::subscribe_encoding_works ... ok
[INFO] [stdout] test v5::connect::test::connect2_encoding_works ... ok
[INFO] [stdout] test v5::pubcomp::test::pubcomp_parsing_works_correctly ... ok
[INFO] [stdout] test v5::connect::test::connect2_parsing_works ... ok
[INFO] [stdout] test v5::connect::test::connect3_parsing_works ... ok
[INFO] [stdout] test v5::pubrec::test::pubrec_parsing_works ... ok
[INFO] [stdout] test v5::connect::test::connect1_parsing_works ... ok
[INFO] [stdout] test v5::publish::test::missing_properties_are_encoded ... ok
[INFO] [stdout] test v5::publish::test::publish_parsing_works ... ok
[INFO] [stdout] test v5::subscribe::test::subscribe2_parsing_works ... ok
[INFO] [stdout] test v5::unsubscribe::test::unsubscribe_parsing_works ... ok
[INFO] [stdout] test v5::subscribe::test::subscribe_encoding_works ... ok
[INFO] [stdout] test v5::subscribe::test::subscribe_parsing_works ... ok
[INFO] [stdout] test v5::disconnect::test::disconnect2_encoding_works ... ok
[INFO] [stdout] test v5::pubrec::test::pubrec_encoding_works ... ok
[INFO] [stderr]      Running tests/smoke.rs (/opt/rustwide/target/debug/deps/smoke-ef3b684423ca557a)
[INFO] [stdout] test v5::disconnect::test::disconnect1_parsing_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 52 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mqttbytes
[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] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - FixedHeader (line 82) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d29e96d0ad73c633ec0e1c04be397d99a3a1b6278e8846df7d9a5d34f5586dbc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d29e96d0ad73c633ec0e1c04be397d99a3a1b6278e8846df7d9a5d34f5586dbc", kill_on_drop: false }`
[INFO] [stdout] d29e96d0ad73c633ec0e1c04be397d99a3a1b6278e8846df7d9a5d34f5586dbc