[INFO] fetching crate mqtt-packet 0.3.0...
[INFO] testing mqtt-packet-0.3.0 against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] extracting crate mqtt-packet 0.3.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate mqtt-packet 0.3.0 on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "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-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "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] 088e420646eaeb0cf2233d0370015d4282f84e813642875d4a79c185d0fd6a68
[INFO] running `Command { std: "docker" "start" "-a" "088e420646eaeb0cf2233d0370015d4282f84e813642875d4a79c185d0fd6a68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "088e420646eaeb0cf2233d0370015d4282f84e813642875d4a79c185d0fd6a68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "088e420646eaeb0cf2233d0370015d4282f84e813642875d4a79c185d0fd6a68", kill_on_drop: false }`
[INFO] [stdout] 088e420646eaeb0cf2233d0370015d4282f84e813642875d4a79c185d0fd6a68
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f789ea14786f93964c51dca3024fae50c185dba50c0e00aeeccaee9e817486c6
[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" "f789ea14786f93964c51dca3024fae50c185dba50c0e00aeeccaee9e817486c6", kill_on_drop: false }`
[INFO] [stderr]    Compiling mqtt-packet v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `Command { std: "docker" "inspect" "f789ea14786f93964c51dca3024fae50c185dba50c0e00aeeccaee9e817486c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f789ea14786f93964c51dca3024fae50c185dba50c0e00aeeccaee9e817486c6", kill_on_drop: false }`
[INFO] [stdout] f789ea14786f93964c51dca3024fae50c185dba50c0e00aeeccaee9e817486c6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a387f902b109fb3e2f7dfe22488201f2fb2191ab6a98fcfbb6b6bc380704fd42
[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" "a387f902b109fb3e2f7dfe22488201f2fb2191ab6a98fcfbb6b6bc380704fd42", kill_on_drop: false }`
[INFO] [stderr]    Compiling mqtt-packet v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.37s
[INFO] running `Command { std: "docker" "inspect" "a387f902b109fb3e2f7dfe22488201f2fb2191ab6a98fcfbb6b6bc380704fd42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a387f902b109fb3e2f7dfe22488201f2fb2191ab6a98fcfbb6b6bc380704fd42", kill_on_drop: false }`
[INFO] [stdout] a387f902b109fb3e2f7dfe22488201f2fb2191ab6a98fcfbb6b6bc380704fd42
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 82f5144eb9f1104b5f3da76c69b088a81c0483f1260d8a6838d9ba0a975e711b
[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" "82f5144eb9f1104b5f3da76c69b088a81c0483f1260d8a6838d9ba0a975e711b", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 19 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mqtt_packet-d7b17eb14987a371)
[INFO] [stdout] test data_type::tests::byte_into_bytes ... ok
[INFO] [stdout] test data_type::tests::binary_data_into_bytes ... 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::variable_byte_one ... ok
[INFO] [stdout] test data_type::tests::variable_byte_one_into_bytes ... ok
[INFO] [stdout] test data_type::tests::variable_byte_three ... ok
[INFO] [stdout] test data_type::tests::utf8_string_pair_into_bytes ... 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::utf8_string_into_bytes ... ok
[INFO] [stdout] test data_type::tests::two_byte_int_into_bytes ... ok
[INFO] [stdout] test data_type::tests::string_pair ... ok
[INFO] [stdout] test data_type::tests::type_into ... ok
[INFO] [stdout] test data_type::tests::variable_byte_two_into_bytes ... ok
[INFO] [stdout] test data_type::tests::variable_byte_error ... 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::four_byte_into_bytes ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/integration_test.rs (/opt/rustwide/target/debug/deps/integration_test-963b8f07a0423082)
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test parse_utf8_string ... ok
[INFO] [stdout] test parse_utf8_string_pair ... ok
[INFO] [stdout] test parse_variable_byte ... ok
[INFO] [stdout] test generate_four_byte ... ok
[INFO] [stdout] test parse_binary_data ... ok
[INFO] [stdout] test generate_two_byte ... ok
[INFO] [stdout] test generate_byte ... ok
[INFO] [stdout] test generate_all ... ok
[INFO] [stdout] test generate_utf8_string_pair ... ok
[INFO] [stdout] test parse_byte ... ok
[INFO] [stdout] test parse_two_byte ... ok
[INFO] [stdout] test generate_binary_data ... ok
[INFO] [stdout] test parse_all ... ok
[INFO] [stdout] test generate_utf8_string ... ok
[INFO] [stdout] test generate_variable_byte ... ok
[INFO] [stdout] test parse_four_byte ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mqtt-packet
[INFO] [stdout] 
[INFO] [stdout] running 51 tests
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name mqtt_packet --test /opt/rustwide/workdir/src/lib.rs -L dependency=/opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern mqtt_packet=/opt/rustwide/target/debug/deps/libmqtt_packet-fc6c5fc17388d18a.rlib -C embed-bitcode=no --error-format human` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "82f5144eb9f1104b5f3da76c69b088a81c0483f1260d8a6838d9ba0a975e711b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82f5144eb9f1104b5f3da76c69b088a81c0483f1260d8a6838d9ba0a975e711b", kill_on_drop: false }`
[INFO] [stdout] 82f5144eb9f1104b5f3da76c69b088a81c0483f1260d8a6838d9ba0a975e711b