[INFO] fetching crate rapt 0.1.4...
[INFO] testing rapt-0.1.4 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate rapt 0.1.4 into /workspace/builds/worker-51/source
[INFO] validating manifest of crates.io crate rapt 0.1.4 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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-51/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded netopt v0.1.3
[INFO] [stderr]   Downloaded mqtt3 v0.1.4
[INFO] [stderr]   Downloaded mqttc v0.1.4
[INFO] [stderr]   Downloaded rapt_derive v0.1.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] afa71af41dbbb7a05cf4d54ef67bb730321bcc5f28054642f6c23b12ff11a42f
[INFO] running `Command { std: "docker" "start" "-a" "afa71af41dbbb7a05cf4d54ef67bb730321bcc5f28054642f6c23b12ff11a42f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "afa71af41dbbb7a05cf4d54ef67bb730321bcc5f28054642f6c23b12ff11a42f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "afa71af41dbbb7a05cf4d54ef67bb730321bcc5f28054642f6c23b12ff11a42f", kill_on_drop: false }`
[INFO] [stdout] afa71af41dbbb7a05cf4d54ef67bb730321bcc5f28054642f6c23b12ff11a42f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d1e248e33972a031f341e9e4eab938c5a7130fba8faba3b2cf05baa7d62aaf86
[INFO] running `Command { std: "docker" "start" "-a" "d1e248e33972a031f341e9e4eab938c5a7130fba8faba3b2cf05baa7d62aaf86", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[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 6.51s
[INFO] running `Command { std: "docker" "inspect" "d1e248e33972a031f341e9e4eab938c5a7130fba8faba3b2cf05baa7d62aaf86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1e248e33972a031f341e9e4eab938c5a7130fba8faba3b2cf05baa7d62aaf86", kill_on_drop: false }`
[INFO] [stdout] d1e248e33972a031f341e9e4eab938c5a7130fba8faba3b2cf05baa7d62aaf86
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] efdcd1becabb24d95f028f209ea4d57e3b2dc8366c4a29e0d2739f3ef8e65eed
[INFO] running `Command { std: "docker" "start" "-a" "efdcd1becabb24d95f028f209ea4d57e3b2dc8366c4a29e0d2739f3ef8e65eed", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling assert_matches v1.5.0
[INFO] [stderr]    Compiling serde_json v1.0.79
[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 serde_derive v1.0.136
[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] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "efdcd1becabb24d95f028f209ea4d57e3b2dc8366c4a29e0d2739f3ef8e65eed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efdcd1becabb24d95f028f209ea4d57e3b2dc8366c4a29e0d2739f3ef8e65eed", kill_on_drop: false }`
[INFO] [stdout] efdcd1becabb24d95f028f209ea4d57e3b2dc8366c4a29e0d2739f3ef8e65eed