[INFO] fetching crate semtech-udp 0.2.0... [INFO] testing semtech-udp-0.2.0 against try#03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 for pr-74409 [INFO] extracting crate semtech-udp 0.2.0 into /workspace/builds/worker-7/source [INFO] validating manifest of crates.io crate semtech-udp 0.2.0 on toolchain 03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-7/source/.cargo/config [INFO] started tweaking crates.io crate semtech-udp 0.2.0 [INFO] finished tweaking crates.io crate semtech-udp 0.2.0 [INFO] tweaked toml for crates.io crate semtech-udp 0.2.0 written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate crates.io crate semtech-udp 0.2.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8f32a16dfb15006a3778b16c5974979a31ee4765f7a0ee7e979682a9636d6131 [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" "8f32a16dfb15006a3778b16c5974979a31ee4765f7a0ee7e979682a9636d6131", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8f32a16dfb15006a3778b16c5974979a31ee4765f7a0ee7e979682a9636d6131", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8f32a16dfb15006a3778b16c5974979a31ee4765f7a0ee7e979682a9636d6131", kill_on_drop: false }` [INFO] [stdout] 8f32a16dfb15006a3778b16c5974979a31ee4765f7a0ee7e979682a9636d6131 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4931a54cf80d73974684b638ba151dfb3cb02303d866967bb1c9a11a8900d561 [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" "4931a54cf80d73974684b638ba151dfb3cb02303d866967bb1c9a11a8900d561", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.18 [INFO] [stderr] Compiling syn v1.0.33 [INFO] [stderr] Compiling itoa v0.4.6 [INFO] [stderr] Compiling arrayref v0.3.6 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling serde_derive v1.0.114 [INFO] [stderr] Compiling derivative v2.1.1 [INFO] [stderr] Compiling serde v1.0.114 [INFO] [stderr] Compiling toml v0.5.6 [INFO] [stderr] Compiling serde_json v1.0.56 [INFO] [stderr] Compiling proc-macro-crate v0.1.4 [INFO] [stderr] Compiling num_enum_derive v0.4.3 [INFO] [stderr] Compiling num_enum v0.4.3 [INFO] [stderr] Compiling semtech-udp v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 43.50s [INFO] running `Command { std: "docker" "inspect" "4931a54cf80d73974684b638ba151dfb3cb02303d866967bb1c9a11a8900d561", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4931a54cf80d73974684b638ba151dfb3cb02303d866967bb1c9a11a8900d561", kill_on_drop: false }` [INFO] [stdout] 4931a54cf80d73974684b638ba151dfb3cb02303d866967bb1c9a11a8900d561 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b5efde1652cc008a15e4a077fd5611e2b5ae84278a628d46f9adae693392db39 [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" "b5efde1652cc008a15e4a077fd5611e2b5ae84278a628d46f9adae693392db39", kill_on_drop: false }` [INFO] [stderr] Compiling pcap v0.7.0 [INFO] [stderr] Compiling etherparse v0.9.0 [INFO] [stderr] Compiling dbl v0.2.1 [INFO] [stderr] Compiling cmac v0.2.0 [INFO] [stderr] Compiling lorawan v0.6.0 [INFO] [stderr] Compiling semtech-udp v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0432]: unresolved import `semtech_udp::server_runtime` [INFO] [stdout] --> examples/server.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | server_runtime::{Event, UdpRuntime}, [INFO] [stdout] | ^^^^^^^^^^^^^^ could not find `server_runtime` in `semtech_udp` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `tokio` [INFO] [stdout] --> examples/server.rs:9:3 [INFO] [stdout] | [INFO] [stdout] 9 | #[tokio::main] [INFO] [stdout] | ^^^^^ use of undeclared type or module `tokio` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: `main` has invalid return type `impl std::future::Future` [INFO] [stdout] --> examples/server.rs:10:20 [INFO] [stdout] | [INFO] [stdout] 10 | async fn main() -> Result<(), Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ `main` can only return types that implement `std::process::Termination` [INFO] [stdout] | [INFO] [stdout] = help: consider using `()`, or a `Result` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0752]: `main` function is not allowed to be `async` [INFO] [stdout] --> examples/server.rs:10:1 [INFO] [stdout] | [INFO] [stdout] 10 | async fn main() -> Result<(), Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ `main` function is not allowed to be `async` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 4 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0277, E0432, E0433, E0752. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0277`. [INFO] [stdout] [INFO] [stderr] error: could not compile `semtech-udp`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "b5efde1652cc008a15e4a077fd5611e2b5ae84278a628d46f9adae693392db39", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b5efde1652cc008a15e4a077fd5611e2b5ae84278a628d46f9adae693392db39", kill_on_drop: false }` [INFO] [stdout] b5efde1652cc008a15e4a077fd5611e2b5ae84278a628d46f9adae693392db39