[INFO] cloning repository https://github.com/avrham408/mqtt
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/avrham408/mqtt" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Favrham408%2Fmqtt", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Favrham408%2Fmqtt'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 28edb4e76bfeb6502ff1d29b2b6856b819e1fcd8
[INFO] testing avrham408/mqtt against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Favrham408%2Fmqtt" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/avrham408/mqtt 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 git repo https://github.com/avrham408/mqtt
[INFO] finished tweaking git repo https://github.com/avrham408/mqtt
[INFO] tweaked toml for git repo https://github.com/avrham408/mqtt written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/avrham408/mqtt already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] bfaa32758fa98fc29849ec5faa8d3be8b282ba6ad5f41d7fca4448f5b322b59f
[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" "bfaa32758fa98fc29849ec5faa8d3be8b282ba6ad5f41d7fca4448f5b322b59f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bfaa32758fa98fc29849ec5faa8d3be8b282ba6ad5f41d7fca4448f5b322b59f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bfaa32758fa98fc29849ec5faa8d3be8b282ba6ad5f41d7fca4448f5b322b59f", kill_on_drop: false }`
[INFO] [stdout] bfaa32758fa98fc29849ec5faa8d3be8b282ba6ad5f41d7fca4448f5b322b59f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] b86ce170d71063b41235fe1285726e9d18dbb982f778d23f13ea98baade3f8cd
[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" "b86ce170d71063b41235fe1285726e9d18dbb982f778d23f13ea98baade3f8cd", kill_on_drop: false }`
[INFO] [stderr]    Compiling mqtt_protocol v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0599]: no variant or associated item named `Connack` found for enum `protocol::Packet` in the current scope
[INFO] [stdout]   --> src/protocol.rs:40:40
[INFO] [stdout]    |
[INFO] [stdout] 7  | pub enum Packet {
[INFO] [stdout]    | --------------- variant or associated item `Connack` not found here
[INFO] [stdout] ...
[INFO] [stdout] 40 |             CONNACK_BYTE => Ok(Packet::Connack(*Connack::parse(buf, header_flags)?)),
[INFO] [stdout]    |                                        ^^^^^^^
[INFO] [stdout]    |                                        |
[INFO] [stdout]    |                                        variant or associated item not found in `protocol::Packet`
[INFO] [stdout]    |                                        help: there is a variant with a similar name: `Connnack`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mqtt_protocol` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "b86ce170d71063b41235fe1285726e9d18dbb982f778d23f13ea98baade3f8cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b86ce170d71063b41235fe1285726e9d18dbb982f778d23f13ea98baade3f8cd", kill_on_drop: false }`
[INFO] [stdout] b86ce170d71063b41235fe1285726e9d18dbb982f778d23f13ea98baade3f8cd