[INFO] fetching crate emailx 0.1.0...
[INFO] testing emailx-0.1.0 against beta-2020-10-09 for beta-1.48-1
[INFO] extracting crate emailx 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate emailx 0.1.0 on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate emailx 0.1.0
[INFO] finished tweaking crates.io crate emailx 0.1.0
[INFO] tweaked toml for crates.io crate emailx 0.1.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded trust-dns v0.15.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "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] b55a2f3468faf722c309a0d43587960491300c69e26e7ed643a0e78b5a4ac8a7
[INFO] running `Command { std: "docker" "start" "-a" "b55a2f3468faf722c309a0d43587960491300c69e26e7ed643a0e78b5a4ac8a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b55a2f3468faf722c309a0d43587960491300c69e26e7ed643a0e78b5a4ac8a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b55a2f3468faf722c309a0d43587960491300c69e26e7ed643a0e78b5a4ac8a7", kill_on_drop: false }`
[INFO] [stdout] b55a2f3468faf722c309a0d43587960491300c69e26e7ed643a0e78b5a4ac8a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "build" "--frozen" "--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] 347243f385e33bb5bba24273edf6a57ab3672b34979e934481613b7add7d55b6
[INFO] running `Command { std: "docker" "start" "-a" "347243f385e33bb5bba24273edf6a57ab3672b34979e934481613b7add7d55b6", kill_on_drop: false }`
[INFO] [stderr]    Compiling nibble_vec v0.0.4
[INFO] [stderr]    Compiling endian-type v0.1.2
[INFO] [stderr]    Compiling data-encoding-macro-internal v0.1.8
[INFO] [stderr]    Compiling trust-dns-proto v0.6.3
[INFO] [stderr]    Compiling radix_trie v0.1.6
[INFO] [stderr]    Compiling data-encoding-macro v0.1.8
[INFO] [stderr]    Compiling trust-dns v0.15.1
[INFO] [stderr]    Compiling emailx v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:22:37
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub fn validate(email: &str) -> Box<Future<Item = bool, Error = Error>> {
[INFO] [stdout]    |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = bool, Error = Error>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/lib.rs:42:9
[INFO] [stdout]    |
[INFO] [stdout] 42 |     let (stream, sender) = UdpClientStream::new(address);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^   ----------------------------- this expression has type `UdpClientConnect`
[INFO] [stdout]    |         |
[INFO] [stdout]    |         expected struct `UdpClientConnect`, found tuple
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected struct `UdpClientConnect`
[INFO] [stdout]                found tuple `(_, _)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `from_err` found for tuple `(ClientFuture<DnsMultiplexerConnect<_, _, Signer>, DnsMultiplexer<_, Signer>, DnsMultiplexerSerialResponse>, BasicClientHandle<DnsMultiplexerSerialResponse>)` in the current scope
[INFO] [stdout]   --> src/lib.rs:45:10
[INFO] [stdout]    |
[INFO] [stdout] 45 |         .from_err()
[INFO] [stdout]    |          ^^^^^^^^ method not found in `(ClientFuture<DnsMultiplexerConnect<_, _, Signer>, DnsMultiplexer<_, Signer>, DnsMultiplexerSerialResponse>, BasicClientHandle<DnsMultiplexerSerialResponse>)`
[INFO] [stdout]    |
[INFO] [stdout]    = note: the method `from_err` exists but the following trait bounds were not satisfied:
[INFO] [stdout]            `(ClientFuture<DnsMultiplexerConnect<_, _, Signer>, DnsMultiplexer<_, Signer>, DnsMultiplexerSerialResponse>, BasicClientHandle<DnsMultiplexerSerialResponse>): futures::Future`
[INFO] [stdout]            which is required by `&mut (ClientFuture<DnsMultiplexerConnect<_, _, Signer>, DnsMultiplexer<_, Signer>, DnsMultiplexerSerialResponse>, BasicClientHandle<DnsMultiplexerSerialResponse>): futures::Future`
[INFO] [stdout]            `(ClientFuture<DnsMultiplexerConnect<_, _, Signer>, DnsMultiplexer<_, Signer>, DnsMultiplexerSerialResponse>, BasicClientHandle<DnsMultiplexerSerialResponse>): futures::Stream`
[INFO] [stdout]            which is required by `&mut (ClientFuture<DnsMultiplexerConnect<_, _, Signer>, DnsMultiplexer<_, Signer>, DnsMultiplexerSerialResponse>, BasicClientHandle<DnsMultiplexerSerialResponse>): futures::Stream`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `trust_dns::client::ClientHandle`
[INFO] [stdout]   --> src/lib.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use trust_dns::client::ClientHandle;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0308, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `emailx`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "347243f385e33bb5bba24273edf6a57ab3672b34979e934481613b7add7d55b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "347243f385e33bb5bba24273edf6a57ab3672b34979e934481613b7add7d55b6", kill_on_drop: false }`
[INFO] [stdout] 347243f385e33bb5bba24273edf6a57ab3672b34979e934481613b7add7d55b6
