[INFO] cloning repository https://github.com/Asraelite/mqtt_client_rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Asraelite/mqtt_client_rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAsraelite%2Fmqtt_client_rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAsraelite%2Fmqtt_client_rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 4eecfbcf6fba1d8ca136e7701c296cea5d14ad6b [INFO] checking Asraelite/mqtt_client_rs against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAsraelite%2Fmqtt_client_rs" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Asraelite/mqtt_client_rs on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Asraelite/mqtt_client_rs [INFO] finished tweaking git repo https://github.com/Asraelite/mqtt_client_rs [INFO] tweaked toml for git repo https://github.com/Asraelite/mqtt_client_rs written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/Asraelite/mqtt_client_rs already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3ad1d4ad67c893640adf353c4330ab0e72c76697ac7c3cf665f91f602cd48570 [INFO] running `Command { std: "docker" "start" "-a" "3ad1d4ad67c893640adf353c4330ab0e72c76697ac7c3cf665f91f602cd48570", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3ad1d4ad67c893640adf353c4330ab0e72c76697ac7c3cf665f91f602cd48570", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3ad1d4ad67c893640adf353c4330ab0e72c76697ac7c3cf665f91f602cd48570", kill_on_drop: false }` [INFO] [stdout] 3ad1d4ad67c893640adf353c4330ab0e72c76697ac7c3cf665f91f602cd48570 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5d414eba64b4ec68a028620ed260ae6ba648238f3b289a3b473e42d7ba368af3 [INFO] running `Command { std: "docker" "start" "-a" "5d414eba64b4ec68a028620ed260ae6ba648238f3b289a3b473e42d7ba368af3", kill_on_drop: false }` [INFO] [stderr] Checking mqtt_client v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.11s [INFO] running `Command { std: "docker" "inspect" "5d414eba64b4ec68a028620ed260ae6ba648238f3b289a3b473e42d7ba368af3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5d414eba64b4ec68a028620ed260ae6ba648238f3b289a3b473e42d7ba368af3", kill_on_drop: false }` [INFO] [stdout] 5d414eba64b4ec68a028620ed260ae6ba648238f3b289a3b473e42d7ba368af3 [INFO] checking Asraelite/mqtt_client_rs against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAsraelite%2Fmqtt_client_rs" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Asraelite/mqtt_client_rs on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Asraelite/mqtt_client_rs [INFO] finished tweaking git repo https://github.com/Asraelite/mqtt_client_rs [INFO] tweaked toml for git repo https://github.com/Asraelite/mqtt_client_rs written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/Asraelite/mqtt_client_rs already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ffcbb3a2bda7dd2b1b3b7c9f58432cbba57f63723c3070f9e9f4c1eb61bb560d [INFO] running `Command { std: "docker" "start" "-a" "ffcbb3a2bda7dd2b1b3b7c9f58432cbba57f63723c3070f9e9f4c1eb61bb560d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ffcbb3a2bda7dd2b1b3b7c9f58432cbba57f63723c3070f9e9f4c1eb61bb560d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ffcbb3a2bda7dd2b1b3b7c9f58432cbba57f63723c3070f9e9f4c1eb61bb560d", kill_on_drop: false }` [INFO] [stdout] ffcbb3a2bda7dd2b1b3b7c9f58432cbba57f63723c3070f9e9f4c1eb61bb560d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d1270b80ad0d9610a2b75b7ea0240e109822ac6a5d37f90fed231fbc15036236 [INFO] running `Command { std: "docker" "start" "-a" "d1270b80ad0d9610a2b75b7ea0240e109822ac6a5d37f90fed231fbc15036236", kill_on_drop: false }` [INFO] [stderr] Checking mqtt_client v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0283]: type annotations needed for `JoinHandle` [INFO] [stdout] --> src/net.rs:41:6 [INFO] [stdout] | [INFO] [stdout] 41 | let _send_thread = std::thread::spawn(move || loop { [INFO] [stdout] | _________^^^^^^^^^^^^___- [INFO] [stdout] 42 | | let outgoing_packet = match outgoing_packet_recv.recv() { [INFO] [stdout] 43 | | Ok(packet) => packet, [INFO] [stdout] 44 | | Err(err) => panic!("{}", err), [INFO] [stdout] ... | [INFO] [stdout] 50 | | tcp_stream.write(outgoing_bytes.as_slice()).unwrap(); [INFO] [stdout] 51 | | }); [INFO] [stdout] | |______- type must be known at this point [INFO] [stdout] | [INFO] [stdout] = note: cannot satisfy `_: Send` [INFO] [stdout] note: required by a bound in `spawn` [INFO] [stdout] --> /rustc/3a4bc97f6385a3aa300a4fd689b44350e54fd676/library/std/src/thread/mod.rs:672:1 [INFO] [stdout] help: consider giving `_send_thread` an explicit type, where the type for type parameter `T` is specified [INFO] [stdout] | [INFO] [stdout] 41 | let _send_thread: JoinHandle = std::thread::spawn(move || loop { [INFO] [stdout] | +++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0283]: type annotations needed for `JoinHandle` [INFO] [stdout] --> src/net.rs:41:6 [INFO] [stdout] | [INFO] [stdout] 41 | let _send_thread = std::thread::spawn(move || loop { [INFO] [stdout] | _________^^^^^^^^^^^^___- [INFO] [stdout] 42 | | let outgoing_packet = match outgoing_packet_recv.recv() { [INFO] [stdout] 43 | | Ok(packet) => packet, [INFO] [stdout] 44 | | Err(err) => panic!("{}", err), [INFO] [stdout] ... | [INFO] [stdout] 50 | | tcp_stream.write(outgoing_bytes.as_slice()).unwrap(); [INFO] [stdout] 51 | | }); [INFO] [stdout] | |______- type must be known at this point [INFO] [stdout] | [INFO] [stdout] = note: cannot satisfy `_: Send` [INFO] [stdout] note: required by a bound in `spawn` [INFO] [stdout] --> /rustc/3a4bc97f6385a3aa300a4fd689b44350e54fd676/library/std/src/thread/mod.rs:672:1 [INFO] [stdout] help: consider giving `_send_thread` an explicit type, where the type for type parameter `T` is specified [INFO] [stdout] | [INFO] [stdout] 41 | let _send_thread: JoinHandle = std::thread::spawn(move || loop { [INFO] [stdout] | +++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0283`. [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0283`. [INFO] [stdout] [INFO] [stderr] error: could not compile `mqtt_client` (bin "mqtt_client") due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `mqtt_client` (bin "mqtt_client" test) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "d1270b80ad0d9610a2b75b7ea0240e109822ac6a5d37f90fed231fbc15036236", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d1270b80ad0d9610a2b75b7ea0240e109822ac6a5d37f90fed231fbc15036236", kill_on_drop: false }` [INFO] [stdout] d1270b80ad0d9610a2b75b7ea0240e109822ac6a5d37f90fed231fbc15036236