[INFO] fetching crate rapt 0.1.4...
[INFO] testing rapt-0.1.4 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate rapt 0.1.4 into /workspace/builds/worker-26/source
[INFO] validating manifest of crates.io crate rapt 0.1.4 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rapt 0.1.4
[INFO] finished tweaking crates.io crate rapt 0.1.4
[INFO] tweaked toml for crates.io crate rapt 0.1.4 written to /workspace/builds/worker-26/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f14f8b05904f22a1b7f521d8d4604ff4777762f34357d4fb4cf32e93d4df7a15
[INFO] running `Command { std: "docker" "start" "-a" "f14f8b05904f22a1b7f521d8d4604ff4777762f34357d4fb4cf32e93d4df7a15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f14f8b05904f22a1b7f521d8d4604ff4777762f34357d4fb4cf32e93d4df7a15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f14f8b05904f22a1b7f521d8d4604ff4777762f34357d4fb4cf32e93d4df7a15", kill_on_drop: false }`
[INFO] [stdout] f14f8b05904f22a1b7f521d8d4604ff4777762f34357d4fb4cf32e93d4df7a15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bc10994dbb73e511059370a5e33c82a6faf19cc8f13af70dbb5f3bb991b4ec8c
[INFO] running `Command { std: "docker" "start" "-a" "bc10994dbb73e511059370a5e33c82a6faf19cc8f13af70dbb5f3bb991b4ec8c", kill_on_drop: false }`
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling rapt v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.66s
[INFO] running `Command { std: "docker" "inspect" "bc10994dbb73e511059370a5e33c82a6faf19cc8f13af70dbb5f3bb991b4ec8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc10994dbb73e511059370a5e33c82a6faf19cc8f13af70dbb5f3bb991b4ec8c", kill_on_drop: false }`
[INFO] [stdout] bc10994dbb73e511059370a5e33c82a6faf19cc8f13af70dbb5f3bb991b4ec8c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3227f79a4f12c55005bff9bab3c6d71164a6a5eee9e3bd54fa9d10aff1b4098d
[INFO] running `Command { std: "docker" "start" "-a" "3227f79a4f12c55005bff9bab3c6d71164a6a5eee9e3bd54fa9d10aff1b4098d", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling rapt_derive v0.1.4
[INFO] [stderr]    Compiling rapt v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0463]: can't find crate for `netopt`
[INFO] [stdout]   --> examples/mqtt.rs:56:1
[INFO] [stdout]    |
[INFO] [stdout] 56 | extern crate netopt;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `mqtt` in `rapt`
[INFO] [stdout]   --> examples/mqtt.rs:59:11
[INFO] [stdout]    |
[INFO] [stdout] 59 | use rapt::mqtt::client::{ClientOptions, ReconnectMethod};
[INFO] [stdout]    |           ^^^^ could not find `mqtt` in `rapt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `rapt::mqtt`
[INFO] [stdout]   --> examples/mqtt.rs:60:12
[INFO] [stdout]    |
[INFO] [stdout] 60 | use rapt::{mqtt, Instrument, Listener};
[INFO] [stdout]    |            ^^^^ no `mqtt` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `NetworkOptions`
[INFO] [stdout]   --> examples/mqtt.rs:92:18
[INFO] [stdout]    |
[INFO] [stdout] 92 |     let netopt = NetworkOptions::new();
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^ use of undeclared type `NetworkOptions`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `ClientOptions`
[INFO] [stdout]   --> examples/mqtt.rs:93:20
[INFO] [stdout]    |
[INFO] [stdout] 93 |     let mut opts = ClientOptions::new();
[INFO] [stdout]    |                    ^^^^^^^^^^^^^ use of undeclared type `ClientOptions`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `ReconnectMethod`
[INFO] [stdout]   --> examples/mqtt.rs:95:24
[INFO] [stdout]    |
[INFO] [stdout] 95 |     opts.set_reconnect(ReconnectMethod::ReconnectAfter(Duration::new(5,0)));
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^ use of undeclared type `ReconnectMethod`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `JsonSerializer` in module `rapt::ser`
[INFO] [stdout]    --> examples/mqtt.rs:104:75
[INFO] [stdout]     |
[INFO] [stdout] 104 |     let publisher_thread = thread::spawn(move || publisher.run(rapt::ser::JsonSerializer));
[INFO] [stdout]     |                                                                           ^^^^^^^^^^^^^^ not found in `rapt::ser`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 7 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0432, E0433, E0463.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rapt` due to 8 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "3227f79a4f12c55005bff9bab3c6d71164a6a5eee9e3bd54fa9d10aff1b4098d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3227f79a4f12c55005bff9bab3c6d71164a6a5eee9e3bd54fa9d10aff1b4098d", kill_on_drop: false }`
[INFO] [stdout] 3227f79a4f12c55005bff9bab3c6d71164a6a5eee9e3bd54fa9d10aff1b4098d