[INFO] fetching crate gcode-serial 0.1.4... [INFO] checking gcode-serial-0.1.4 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate gcode-serial 0.1.4 into /workspace/builds/worker-4-tc1/source [INFO] validating manifest of crates.io crate gcode-serial 0.1.4 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 crates.io crate gcode-serial 0.1.4 [INFO] finished tweaking crates.io crate gcode-serial 0.1.4 [INFO] tweaked toml for crates.io crate gcode-serial 0.1.4 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 47 packages [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding event-listener v2.5.3 (latest: v5.2.0) [INFO] [stderr] Adding heck v0.4.1 (latest: v0.5.0) [INFO] [stderr] Adding nix v0.26.4 (latest: v0.28.0) [INFO] [stderr] Adding object v0.32.2 (latest: v0.34.0) [INFO] [stderr] Adding strum v0.24.1 (latest: v0.26.2) [INFO] [stderr] Adding strum_macros v0.24.3 (latest: v0.26.2) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.58) [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] bc3fb1c1e4c67dc9e9e95ab659c7355a224aa4d6215ea03731a9001623ac3c26 [INFO] running `Command { std: "docker" "start" "-a" "bc3fb1c1e4c67dc9e9e95ab659c7355a224aa4d6215ea03731a9001623ac3c26", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "bc3fb1c1e4c67dc9e9e95ab659c7355a224aa4d6215ea03731a9001623ac3c26", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bc3fb1c1e4c67dc9e9e95ab659c7355a224aa4d6215ea03731a9001623ac3c26", kill_on_drop: false }` [INFO] [stdout] bc3fb1c1e4c67dc9e9e95ab659c7355a224aa4d6215ea03731a9001623ac3c26 [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] 7930d4d6a6f5db5cec0535e28c1efe0199d51e674c2c45844245d37598040467 [INFO] running `Command { std: "docker" "start" "-a" "7930d4d6a6f5db5cec0535e28c1efe0199d51e674c2c45844245d37598040467", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking aho-corasick v1.1.3 [INFO] [stderr] Checking nix v0.26.4 [INFO] [stderr] Compiling serde v1.0.197 [INFO] [stderr] Checking tokio v1.37.0 [INFO] [stderr] Checking unescaper v0.1.4 [INFO] [stderr] Checking regex-automata v0.4.6 [INFO] [stderr] Checking serialport v4.3.0 [INFO] [stderr] Checking regex v1.10.4 [INFO] [stderr] Compiling strum_macros v0.24.3 [INFO] [stderr] Checking strum v0.24.1 [INFO] [stderr] Checking gcode-serial v0.1.4 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.81s [INFO] running `Command { std: "docker" "inspect" "7930d4d6a6f5db5cec0535e28c1efe0199d51e674c2c45844245d37598040467", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7930d4d6a6f5db5cec0535e28c1efe0199d51e674c2c45844245d37598040467", kill_on_drop: false }` [INFO] [stdout] 7930d4d6a6f5db5cec0535e28c1efe0199d51e674c2c45844245d37598040467 [INFO] checking gcode-serial-0.1.4 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] extracting crate gcode-serial 0.1.4 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate gcode-serial 0.1.4 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 crates.io crate gcode-serial 0.1.4 [INFO] finished tweaking crates.io crate gcode-serial 0.1.4 [INFO] tweaked toml for crates.io crate gcode-serial 0.1.4 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [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] 29fe53d2aa975576a173d4157cb388ede2fe5226f5eb0c923a5eebc25a2db893 [INFO] running `Command { std: "docker" "start" "-a" "29fe53d2aa975576a173d4157cb388ede2fe5226f5eb0c923a5eebc25a2db893", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "29fe53d2aa975576a173d4157cb388ede2fe5226f5eb0c923a5eebc25a2db893", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "29fe53d2aa975576a173d4157cb388ede2fe5226f5eb0c923a5eebc25a2db893", kill_on_drop: false }` [INFO] [stdout] 29fe53d2aa975576a173d4157cb388ede2fe5226f5eb0c923a5eebc25a2db893 [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] b3eddca06a10fb11c1910e74d3694c2381c9451a25d688ef4def524320bdf3df [INFO] running `Command { std: "docker" "start" "-a" "b3eddca06a10fb11c1910e74d3694c2381c9451a25d688ef4def524320bdf3df", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking aho-corasick v1.1.3 [INFO] [stderr] Checking nix v0.26.4 [INFO] [stderr] Checking bitflags v2.5.0 [INFO] [stderr] Checking tokio v1.37.0 [INFO] [stderr] Checking serde v1.0.197 [INFO] [stderr] Checking unescaper v0.1.4 [INFO] [stderr] Checking event-listener v2.5.3 [INFO] [stderr] Checking regex-automata v0.4.6 [INFO] [stderr] Checking serialport v4.3.0 [INFO] [stderr] Checking regex v1.10.4 [INFO] [stderr] Compiling strum_macros v0.24.3 [INFO] [stderr] Checking strum v0.24.1 [INFO] [stderr] Checking gcode-serial v0.1.4 (/opt/rustwide/workdir) [INFO] [stdout] error[E0283]: type annotations needed [INFO] [stdout] --> src/serial/temp_interval.rs:13:9 [INFO] [stdout] | [INFO] [stdout] 13 | / tokio::spawn(async move { [INFO] [stdout] 14 | | let mut alive_counter: u32 = 0; [INFO] [stdout] 15 | | [INFO] [stdout] 16 | | loop { [INFO] [stdout] ... | [INFO] [stdout] 47 | | } [INFO] [stdout] 48 | | }); [INFO] [stdout] | |__________^ cannot infer type [INFO] [stdout] | [INFO] [stdout] = note: cannot satisfy `_: Send` [INFO] [stdout] note: required by a bound in `tokio::spawn` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/tokio-1.37.0/src/task/spawn.rs:167:20 [INFO] [stdout] | [INFO] [stdout] 164 | pub fn spawn(future: F) -> JoinHandle [INFO] [stdout] | ----- required by a bound in this function [INFO] [stdout] ... [INFO] [stdout] 167 | F::Output: Send + 'static, [INFO] [stdout] | ^^^^ required by this bound in `spawn` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0283]: type annotations needed [INFO] [stdout] --> src/serial/temp_interval.rs:13:9 [INFO] [stdout] | [INFO] [stdout] 13 | / tokio::spawn(async move { [INFO] [stdout] 14 | | let mut alive_counter: u32 = 0; [INFO] [stdout] 15 | | [INFO] [stdout] 16 | | loop { [INFO] [stdout] ... | [INFO] [stdout] 47 | | } [INFO] [stdout] 48 | | }); [INFO] [stdout] | |__________^ cannot infer type [INFO] [stdout] | [INFO] [stdout] = note: cannot satisfy `_: Send` [INFO] [stdout] note: required by a bound in `tokio::spawn` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/tokio-1.37.0/src/task/spawn.rs:167:20 [INFO] [stdout] | [INFO] [stdout] 164 | pub fn spawn(future: F) -> JoinHandle [INFO] [stdout] | ----- required by a bound in this function [INFO] [stdout] ... [INFO] [stdout] 167 | F::Output: Send + 'static, [INFO] [stdout] | ^^^^ required by this bound in `spawn` [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 `gcode-serial` (lib test) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `gcode-serial` (lib) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "b3eddca06a10fb11c1910e74d3694c2381c9451a25d688ef4def524320bdf3df", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b3eddca06a10fb11c1910e74d3694c2381c9451a25d688ef4def524320bdf3df", kill_on_drop: false }` [INFO] [stdout] b3eddca06a10fb11c1910e74d3694c2381c9451a25d688ef4def524320bdf3df