[INFO] fetching crate hole-punch-connect 0.1.0... [INFO] testing hole-punch-connect-0.1.0 against 1.49.0 for beta-1.50-1 [INFO] extracting crate hole-punch-connect 0.1.0 into /workspace/builds/worker-0/source [INFO] validating manifest of crates.io crate hole-punch-connect 0.1.0 on toolchain 1.49.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate hole-punch-connect 0.1.0 [INFO] finished tweaking crates.io crate hole-punch-connect 0.1.0 [INFO] tweaked toml for crates.io crate hole-punch-connect 0.1.0 written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate crates.io crate hole-punch-connect 0.1.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] bcbb82fb8415756d1e8f8273e2dd0c2dc60795021553d73bdad16dfa5d36d342 [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" "bcbb82fb8415756d1e8f8273e2dd0c2dc60795021553d73bdad16dfa5d36d342", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "bcbb82fb8415756d1e8f8273e2dd0c2dc60795021553d73bdad16dfa5d36d342", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bcbb82fb8415756d1e8f8273e2dd0c2dc60795021553d73bdad16dfa5d36d342", kill_on_drop: false }` [INFO] [stdout] bcbb82fb8415756d1e8f8273e2dd0c2dc60795021553d73bdad16dfa5d36d342 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2e0d5bf0e48168d9d72b0f9504170777ef1ca62237368ed91fd82f1825f6453b [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" "2e0d5bf0e48168d9d72b0f9504170777ef1ca62237368ed91fd82f1825f6453b", kill_on_drop: false }` [INFO] [stderr] Compiling hole-punch-connect v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.76s [INFO] running `Command { std: "docker" "inspect" "2e0d5bf0e48168d9d72b0f9504170777ef1ca62237368ed91fd82f1825f6453b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2e0d5bf0e48168d9d72b0f9504170777ef1ca62237368ed91fd82f1825f6453b", kill_on_drop: false }` [INFO] [stdout] 2e0d5bf0e48168d9d72b0f9504170777ef1ca62237368ed91fd82f1825f6453b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 60c395953decd117b6071444dace8f6ca008d193526d707b2f051de8b660a1e8 [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" "60c395953decd117b6071444dace8f6ca008d193526d707b2f051de8b660a1e8", kill_on_drop: false }` [INFO] [stderr] Compiling hole-punch-connect v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.26s [INFO] running `Command { std: "docker" "inspect" "60c395953decd117b6071444dace8f6ca008d193526d707b2f051de8b660a1e8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "60c395953decd117b6071444dace8f6ca008d193526d707b2f051de8b660a1e8", kill_on_drop: false }` [INFO] [stdout] 60c395953decd117b6071444dace8f6ca008d193526d707b2f051de8b660a1e8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 73c304b2935e5c285424cd7ca3628ac0070b638dc3e56e3c1a0d45df21e2792c [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" "73c304b2935e5c285424cd7ca3628ac0070b638dc3e56e3c1a0d45df21e2792c", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/hole_punch_connect-9a5497d0d0a38f6c [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/hole_punch_connect-e12815a5a4b1ddfd [INFO] [stdout] [INFO] [stderr] Doc-tests hole-punch-connect [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test src/client.rs - client::HolePunchConnect::hole_punch_connect (line 69) ... FAILED [INFO] [stdout] test src/client.rs - client::HolePunchConnect::new_hole_punched (line 17) ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/client.rs - client::HolePunchConnect::hole_punch_connect (line 69) stdout ---- [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `UdpSocket` [INFO] [stdout] --> src/client.rs:70:14 [INFO] [stdout] | [INFO] [stdout] 4 | let socket = UdpSocket::bind("0.0.0.0:0")?; [INFO] [stdout] | ^^^^^^^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing this struct [INFO] [stdout] | [INFO] [stdout] 3 | use std::net::UdpSocket; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `Try`) [INFO] [stdout] --> src/client.rs:70:14 [INFO] [stdout] | [INFO] [stdout] 3 | / fn main() { [INFO] [stdout] 4 | | let socket = UdpSocket::bind("0.0.0.0:0")?; [INFO] [stdout] | | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot use the `?` operator in a function that returns `()` [INFO] [stdout] 5 | | socket.hole_punch_connect("domain.name:420")?; [INFO] [stdout] 6 | | socket.send(b"Hello there")?; [INFO] [stdout] ... | [INFO] [stdout] 9 | | socket.send(b"General Kenobi")?; [INFO] [stdout] 10 | | } [INFO] [stdout] | |_- this function should return `Result` or `Option` to accept `?` [INFO] [stdout] | [INFO] [stdout] = help: the trait `Try` is not implemented for `()` [INFO] [stdout] = note: required by `from_error` [INFO] [stdout] [INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `Try`) [INFO] [stdout] --> src/client.rs:71:1 [INFO] [stdout] | [INFO] [stdout] 3 | / fn main() { [INFO] [stdout] 4 | | let socket = UdpSocket::bind("0.0.0.0:0")?; [INFO] [stdout] 5 | | socket.hole_punch_connect("domain.name:420")?; [INFO] [stdout] | | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | | [INFO] [stdout] | | cannot use the `?` operator in a function that returns `()` [INFO] [stdout] 6 | | socket.send(b"Hello there")?; [INFO] [stdout] ... | [INFO] [stdout] 9 | | socket.send(b"General Kenobi")?; [INFO] [stdout] 10 | | } [INFO] [stdout] | |_- this function should return `Result` or `Option` to accept `?` [INFO] [stdout] | [INFO] [stdout] = help: the trait `Try` is not implemented for `()` [INFO] [stdout] = note: required by `from_error` [INFO] [stdout] [INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `Try`) [INFO] [stdout] --> src/client.rs:72:1 [INFO] [stdout] | [INFO] [stdout] 3 | / fn main() { [INFO] [stdout] 4 | | let socket = UdpSocket::bind("0.0.0.0:0")?; [INFO] [stdout] 5 | | socket.hole_punch_connect("domain.name:420")?; [INFO] [stdout] 6 | | socket.send(b"Hello there")?; [INFO] [stdout] | | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | | [INFO] [stdout] | | cannot use the `?` operator in a function that returns `()` [INFO] [stdout] ... | [INFO] [stdout] 9 | | socket.send(b"General Kenobi")?; [INFO] [stdout] 10 | | } [INFO] [stdout] | |_- this function should return `Result` or `Option` to accept `?` [INFO] [stdout] | [INFO] [stdout] = help: the trait `Try` is not implemented for `()` [INFO] [stdout] = note: required by `from_error` [INFO] [stdout] [INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `Try`) [INFO] [stdout] --> src/client.rs:74:1 [INFO] [stdout] | [INFO] [stdout] 3 | / fn main() { [INFO] [stdout] 4 | | let socket = UdpSocket::bind("0.0.0.0:0")?; [INFO] [stdout] 5 | | socket.hole_punch_connect("domain.name:420")?; [INFO] [stdout] 6 | | socket.send(b"Hello there")?; [INFO] [stdout] 7 | | [INFO] [stdout] 8 | | socket.hole_punch_connect("other.domain:6392")?; [INFO] [stdout] | | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot use the `?` operator in a function that returns `()` [INFO] [stdout] 9 | | socket.send(b"General Kenobi")?; [INFO] [stdout] 10 | | } [INFO] [stdout] | |_- this function should return `Result` or `Option` to accept `?` [INFO] [stdout] | [INFO] [stdout] = help: the trait `Try` is not implemented for `()` [INFO] [stdout] = note: required by `from_error` [INFO] [stdout] [INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `Try`) [INFO] [stdout] --> src/client.rs:75:1 [INFO] [stdout] | [INFO] [stdout] 3 | / fn main() { [INFO] [stdout] 4 | | let socket = UdpSocket::bind("0.0.0.0:0")?; [INFO] [stdout] 5 | | socket.hole_punch_connect("domain.name:420")?; [INFO] [stdout] 6 | | socket.send(b"Hello there")?; [INFO] [stdout] ... | [INFO] [stdout] 9 | | socket.send(b"General Kenobi")?; [INFO] [stdout] | | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | | [INFO] [stdout] | | cannot use the `?` operator in a function that returns `()` [INFO] [stdout] 10 | | } [INFO] [stdout] | |_- this function should return `Result` or `Option` to accept `?` [INFO] [stdout] | [INFO] [stdout] = help: the trait `Try` is not implemented for `()` [INFO] [stdout] = note: required by `from_error` [INFO] [stdout] [INFO] [stdout] error: aborting due to 6 previous errors [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0277, E0433. [INFO] [stdout] For more information about an error, try `rustc --explain E0277`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/client.rs - client::HolePunchConnect::new_hole_punched (line 17) stdout ---- [INFO] [stdout] Test executable failed (exit code 1). [INFO] [stdout] [INFO] [stdout] stderr: [INFO] [stdout] Error: Custom { kind: Other, error: "failed to lookup address information: Temporary failure in name resolution" } [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/client.rs - client::HolePunchConnect::hole_punch_connect (line 69) [INFO] [stdout] src/client.rs - client::HolePunchConnect::new_hole_punched (line 17) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--doc' [INFO] running `Command { std: "docker" "inspect" "73c304b2935e5c285424cd7ca3628ac0070b638dc3e56e3c1a0d45df21e2792c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "73c304b2935e5c285424cd7ca3628ac0070b638dc3e56e3c1a0d45df21e2792c", kill_on_drop: false }` [INFO] [stdout] 73c304b2935e5c285424cd7ca3628ac0070b638dc3e56e3c1a0d45df21e2792c