[INFO] fetching crate mqtt-packet 0.3.0...
[INFO] testing mqtt-packet-0.3.0 against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] extracting crate mqtt-packet 0.3.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate mqtt-packet 0.3.0 on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "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-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "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] 89c44ba1285c5c9a978aa10949ebf359c382848c0c82c36df7eecb6c9dece402
[INFO] running `Command { std: "docker" "start" "-a" "89c44ba1285c5c9a978aa10949ebf359c382848c0c82c36df7eecb6c9dece402", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "89c44ba1285c5c9a978aa10949ebf359c382848c0c82c36df7eecb6c9dece402", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89c44ba1285c5c9a978aa10949ebf359c382848c0c82c36df7eecb6c9dece402", kill_on_drop: false }`
[INFO] [stdout] 89c44ba1285c5c9a978aa10949ebf359c382848c0c82c36df7eecb6c9dece402
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9fef67ef2f67d88ddd1aa8da3f9d48240482790fa8f526a6506486861a1e5862
[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" "9fef67ef2f67d88ddd1aa8da3f9d48240482790fa8f526a6506486861a1e5862", kill_on_drop: false }`
[INFO] [stderr]    Compiling mqtt-packet v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "9fef67ef2f67d88ddd1aa8da3f9d48240482790fa8f526a6506486861a1e5862", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9fef67ef2f67d88ddd1aa8da3f9d48240482790fa8f526a6506486861a1e5862", kill_on_drop: false }`
[INFO] [stdout] 9fef67ef2f67d88ddd1aa8da3f9d48240482790fa8f526a6506486861a1e5862
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--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] 8c131ddf18f02cb2fcff4164ed1dadf1a04091c3d7575ba7f70aefed56f1ea4c
[INFO] running `Command { std: "docker" "start" "-a" "8c131ddf18f02cb2fcff4164ed1dadf1a04091c3d7575ba7f70aefed56f1ea4c", kill_on_drop: false }`
[INFO] [stderr]    Compiling mqtt-packet v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.38s
[INFO] running `Command { std: "docker" "inspect" "8c131ddf18f02cb2fcff4164ed1dadf1a04091c3d7575ba7f70aefed56f1ea4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c131ddf18f02cb2fcff4164ed1dadf1a04091c3d7575ba7f70aefed56f1ea4c", kill_on_drop: false }`
[INFO] [stdout] 8c131ddf18f02cb2fcff4164ed1dadf1a04091c3d7575ba7f70aefed56f1ea4c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", 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] 982c970c0ac91f60877f04d8553404eb2bca9c12d40dc5f512a2c796a6f6b09b
[INFO] running `Command { std: "docker" "start" "-a" "982c970c0ac91f60877f04d8553404eb2bca9c12d40dc5f512a2c796a6f6b09b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mqtt_packet-d7b17eb14987a371)
[INFO] [stdout] 
[INFO] [stdout] running 19 tests
[INFO] [stdout] test data_type::tests::binary_data_into_bytes ... ok
[INFO] [stdout] test data_type::tests::four_byte_into_bytes ... ok
[INFO] [stdout] test data_type::tests::byte_into_bytes ... 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::string_pair ... ok
[INFO] [stdout] test data_type::tests::variable_byte_two_into_bytes ... ok
[INFO] [stdout] test data_type::tests::type_into ... ok
[INFO] [stdout] test data_type::tests::utf8_string_into_bytes ... ok
[INFO] [stdout] test data_type::tests::utf8_string_pair_into_bytes ... ok
[INFO] [stdout] test data_type::tests::variable_byte_error ... ok
[INFO] [stdout] test data_type::tests::two_byte_int_into_bytes ... ok
[INFO] [stdout] test data_type::tests::variable_byte_four ... ok
[INFO] [stdout] test data_type::tests::variable_byte_four_into_bytes ... ok
[INFO] [stderr]      Running tests/integration_test.rs (/opt/rustwide/target/debug/deps/integration_test-963b8f07a0423082)
[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_into_bytes_error ... ok
[INFO] [stdout] test data_type::tests::into_bytes_max_length ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test generate_four_byte ... ok
[INFO] [stdout] test generate_utf8_string_pair ... ok
[INFO] [stdout] test parse_utf8_string_pair ... ok
[INFO] [stdout] test generate_all ... ok
[INFO] [stdout] test parse_byte ... ok
[INFO] [stdout] test parse_four_byte ... ok
[INFO] [stdout] test parse_two_byte ... ok
[INFO] [stdout] test generate_variable_byte ... ok
[INFO] [stdout] test generate_utf8_string ... ok
[INFO] [stdout] test parse_variable_byte ... ok
[INFO] [stdout] test parse_utf8_string ... ok
[INFO] [stdout] test parse_all ... ok
[INFO] [stdout] test generate_two_byte ... ok
[INFO] [stdout] test generate_binary_data ... ok
[INFO] [stdout] test parse_binary_data ... ok
[INFO] [stderr]    Doc-tests mqtt-packet
[INFO] [stdout] test generate_byte ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[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" "982c970c0ac91f60877f04d8553404eb2bca9c12d40dc5f512a2c796a6f6b09b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "982c970c0ac91f60877f04d8553404eb2bca9c12d40dc5f512a2c796a6f6b09b", kill_on_drop: false }`
[INFO] [stdout] 982c970c0ac91f60877f04d8553404eb2bca9c12d40dc5f512a2c796a6f6b09b