[INFO] fetching crate cleverhouse-by-akrutikov 0.1.8... [INFO] checking cleverhouse-by-akrutikov-0.1.8 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate cleverhouse-by-akrutikov 0.1.8 into /workspace/builds/worker-1-tc1/source [INFO] validating manifest of crates.io crate cleverhouse-by-akrutikov 0.1.8 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 cleverhouse-by-akrutikov 0.1.8 [INFO] finished tweaking crates.io crate cleverhouse-by-akrutikov 0.1.8 [INFO] tweaked toml for crates.io crate cleverhouse-by-akrutikov 0.1.8 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] crate crates.io crate cleverhouse-by-akrutikov 0.1.8 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] [stderr] Downloading crates ... [INFO] [stderr] Downloaded syn v1.0.84 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 6b51dbc6dca5854f9b24fb97604d81da786fcc17e8b4b0f5d97df6f3ef9d0c42 [INFO] running `Command { std: "docker" "start" "-a" "6b51dbc6dca5854f9b24fb97604d81da786fcc17e8b4b0f5d97df6f3ef9d0c42", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6b51dbc6dca5854f9b24fb97604d81da786fcc17e8b4b0f5d97df6f3ef9d0c42", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6b51dbc6dca5854f9b24fb97604d81da786fcc17e8b4b0f5d97df6f3ef9d0c42", kill_on_drop: false }` [INFO] [stdout] 6b51dbc6dca5854f9b24fb97604d81da786fcc17e8b4b0f5d97df6f3ef9d0c42 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] dc615c7b2d2bb1aae6c944b43c65f0e82978c47ba863171aef02f384d0db6acf [INFO] running `Command { std: "docker" "start" "-a" "dc615c7b2d2bb1aae6c944b43c65f0e82978c47ba863171aef02f384d0db6acf", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.112 [INFO] [stderr] Compiling syn v1.0.84 [INFO] [stderr] Compiling serde_derive v1.0.133 [INFO] [stderr] Compiling serde v1.0.133 [INFO] [stderr] Compiling serde_json v1.0.74 [INFO] [stderr] Compiling quote v1.0.14 [INFO] [stderr] Checking getrandom v0.2.3 [INFO] [stderr] Checking mio v0.7.14 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.4 [INFO] [stderr] Compiling tokio-macros v1.7.0 [INFO] [stderr] Compiling thiserror-impl v1.0.30 [INFO] [stderr] Checking tokio v1.16.1 [INFO] [stderr] Checking thiserror v1.0.30 [INFO] [stderr] Checking cleverhouse-by-akrutikov v0.1.8 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.64s [INFO] running `Command { std: "docker" "inspect" "dc615c7b2d2bb1aae6c944b43c65f0e82978c47ba863171aef02f384d0db6acf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dc615c7b2d2bb1aae6c944b43c65f0e82978c47ba863171aef02f384d0db6acf", kill_on_drop: false }` [INFO] [stdout] dc615c7b2d2bb1aae6c944b43c65f0e82978c47ba863171aef02f384d0db6acf [INFO] checking cleverhouse-by-akrutikov-0.1.8 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] extracting crate cleverhouse-by-akrutikov 0.1.8 into /workspace/builds/worker-1-tc2/source [INFO] validating manifest of crates.io crate cleverhouse-by-akrutikov 0.1.8 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 cleverhouse-by-akrutikov 0.1.8 [INFO] finished tweaking crates.io crate cleverhouse-by-akrutikov 0.1.8 [INFO] tweaked toml for crates.io crate cleverhouse-by-akrutikov 0.1.8 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] crate crates.io crate cleverhouse-by-akrutikov 0.1.8 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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 88c2c91eeb846249fd1c4165b367b968112fefe7cea7065c244357c234b03c8d [INFO] running `Command { std: "docker" "start" "-a" "88c2c91eeb846249fd1c4165b367b968112fefe7cea7065c244357c234b03c8d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "88c2c91eeb846249fd1c4165b367b968112fefe7cea7065c244357c234b03c8d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "88c2c91eeb846249fd1c4165b367b968112fefe7cea7065c244357c234b03c8d", kill_on_drop: false }` [INFO] [stdout] 88c2c91eeb846249fd1c4165b367b968112fefe7cea7065c244357c234b03c8d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] edc5e77657fe5fec365820cc75f332a24d25157cbf95564f8e1ce5adb37ad2d7 [INFO] running `Command { std: "docker" "start" "-a" "edc5e77657fe5fec365820cc75f332a24d25157cbf95564f8e1ce5adb37ad2d7", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.84 [INFO] [stderr] Compiling libc v0.2.112 [INFO] [stderr] Compiling serde_derive v1.0.133 [INFO] [stderr] Compiling serde v1.0.133 [INFO] [stderr] Checking ppv-lite86 v0.2.16 [INFO] [stderr] Compiling serde_json v1.0.74 [INFO] [stderr] Compiling quote v1.0.14 [INFO] [stderr] Checking getrandom v0.2.3 [INFO] [stderr] Checking mio v0.7.14 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.4 [INFO] [stderr] Compiling tokio-macros v1.7.0 [INFO] [stderr] Compiling thiserror-impl v1.0.30 [INFO] [stderr] Checking tokio v1.16.1 [INFO] [stderr] Checking thiserror v1.0.30 [INFO] [stderr] Checking cleverhouse-by-akrutikov v0.1.8 (/opt/rustwide/workdir) [INFO] [stdout] error[E0283]: type annotations needed [INFO] [stdout] --> src/devices/thermometer/async/udp.rs:35:9 [INFO] [stdout] | [INFO] [stdout] 35 | / tokio::spawn(async move { [INFO] [stdout] 36 | | loop { [INFO] [stdout] 37 | | let (number_of_bytes, _) = socket [INFO] [stdout] 38 | | .recv_from(&mut buf) [INFO] [stdout] ... | [INFO] [stdout] 46 | | } [INFO] [stdout] 47 | | }); [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-1.16.1/src/task/spawn.rs:128:20 [INFO] [stdout] | [INFO] [stdout] 125 | pub fn spawn(future: T) -> JoinHandle [INFO] [stdout] | ----- required by a bound in this function [INFO] [stdout] ... [INFO] [stdout] 128 | T::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/devices/thermometer/async/udp.rs:35:9 [INFO] [stdout] | [INFO] [stdout] 35 | / tokio::spawn(async move { [INFO] [stdout] 36 | | loop { [INFO] [stdout] 37 | | let (number_of_bytes, _) = socket [INFO] [stdout] 38 | | .recv_from(&mut buf) [INFO] [stdout] ... | [INFO] [stdout] 46 | | } [INFO] [stdout] 47 | | }); [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-1.16.1/src/task/spawn.rs:128:20 [INFO] [stdout] | [INFO] [stdout] 125 | pub fn spawn(future: T) -> JoinHandle [INFO] [stdout] | ----- required by a bound in this function [INFO] [stdout] ... [INFO] [stdout] 128 | T::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/devices/thermometer/udp.rs:31:15 [INFO] [stdout] | [INFO] [stdout] 31 | spawn(move || { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: cannot satisfy `_: Send` [INFO] [stdout] note: required by a bound in `std::thread::spawn` [INFO] [stdout] --> /rustc/3a4bc97f6385a3aa300a4fd689b44350e54fd676/library/std/src/thread/mod.rs:672:1 [INFO] [stdout] help: try giving this closure an explicit return type [INFO] [stdout] | [INFO] [stdout] 31 | spawn(move || -> /* Type */ { [INFO] [stdout] | +++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0283]: type annotations needed [INFO] [stdout] --> src/devices/thermometer/udp.rs:31:15 [INFO] [stdout] | [INFO] [stdout] 31 | spawn(move || { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: cannot satisfy `_: Send` [INFO] [stdout] note: required by a bound in `std::thread::spawn` [INFO] [stdout] --> /rustc/3a4bc97f6385a3aa300a4fd689b44350e54fd676/library/std/src/thread/mod.rs:672:1 [INFO] [stdout] help: try giving this closure an explicit return type [INFO] [stdout] | [INFO] [stdout] 31 | spawn(move || -> /* Type */ { [INFO] [stdout] | +++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0283`. [INFO] [stdout] [INFO] [stderr] error: could not compile `cleverhouse-by-akrutikov` (lib) due to 3 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0283`. [INFO] [stdout] [INFO] [stderr] error: could not compile `cleverhouse-by-akrutikov` (lib test) due to 3 previous errors [INFO] running `Command { std: "docker" "inspect" "edc5e77657fe5fec365820cc75f332a24d25157cbf95564f8e1ce5adb37ad2d7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "edc5e77657fe5fec365820cc75f332a24d25157cbf95564f8e1ce5adb37ad2d7", kill_on_drop: false }` [INFO] [stdout] edc5e77657fe5fec365820cc75f332a24d25157cbf95564f8e1ce5adb37ad2d7