[INFO] fetching crate actix-mqtt-client 0.4.4...
[INFO] checking actix-mqtt-client-0.4.4 against beta for pr-78714
[INFO] extracting crate actix-mqtt-client 0.4.4 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate actix-mqtt-client 0.4.4 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate actix-mqtt-client 0.4.4
[INFO] finished tweaking crates.io crate actix-mqtt-client 0.4.4
[INFO] tweaked toml for crates.io crate actix-mqtt-client 0.4.4 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 26ec7e95d90deef7db04cfefde8c48a6da17bf0c1a94509fd85fd2ea6de43bf0
[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" "26ec7e95d90deef7db04cfefde8c48a6da17bf0c1a94509fd85fd2ea6de43bf0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "26ec7e95d90deef7db04cfefde8c48a6da17bf0c1a94509fd85fd2ea6de43bf0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26ec7e95d90deef7db04cfefde8c48a6da17bf0c1a94509fd85fd2ea6de43bf0", kill_on_drop: false }`
[INFO] [stdout] 26ec7e95d90deef7db04cfefde8c48a6da17bf0c1a94509fd85fd2ea6de43bf0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--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] 75c776aae291dde8ba5437640dc615daa9b62c4dd60a0afc86e9a342b1549ee2
[INFO] running `Command { std: "docker" "start" "-a" "75c776aae291dde8ba5437640dc615daa9b62c4dd60a0afc86e9a342b1549ee2", kill_on_drop: false }`
[INFO] [stderr]     Checking futures-io v0.3.8
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking crossbeam-channel v0.4.4
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]    Compiling thiserror-impl v1.0.22
[INFO] [stderr]    Compiling async-trait v0.1.41
[INFO] [stderr]    Compiling enum-as-inner v0.3.3
[INFO] [stderr]    Compiling actix-macros v0.1.2
[INFO] [stderr]    Compiling actix_derive v0.5.0
[INFO] [stderr]     Checking actix-threadpool v0.3.3
[INFO] [stderr]     Checking futures-util v0.3.8
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]     Checking thiserror v1.0.22
[INFO] [stderr]     Checking futures-executor v0.3.8
[INFO] [stderr]     Checking actix-rt v1.1.1
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking mqtt-protocol v0.8.1
[INFO] [stderr]     Checking futures v0.3.8
[INFO] [stderr]     Checking trust-dns-proto v0.19.5
[INFO] [stderr]     Checking trust-dns-resolver v0.19.5
[INFO] [stderr]     Checking actix v0.10.0
[INFO] [stderr]     Checking actix-mqtt-client v0.4.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.41s
[INFO] running `Command { std: "docker" "inspect" "75c776aae291dde8ba5437640dc615daa9b62c4dd60a0afc86e9a342b1549ee2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75c776aae291dde8ba5437640dc615daa9b62c4dd60a0afc86e9a342b1549ee2", kill_on_drop: false }`
[INFO] [stdout] 75c776aae291dde8ba5437640dc615daa9b62c4dd60a0afc86e9a342b1549ee2