[INFO] fetching crate ephemeropt 0.2.2... [INFO] checking ephemeropt-0.2.2 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate ephemeropt 0.2.2 into /workspace/builds/worker-0-tc1/source [INFO] validating manifest of crates.io crate ephemeropt 0.2.2 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 ephemeropt 0.2.2 [INFO] finished tweaking crates.io crate ephemeropt 0.2.2 [INFO] tweaked toml for crates.io crate ephemeropt 0.2.2 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate crates.io crate ephemeropt 0.2.2 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 tokio v1.30.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 3a3cf4441708aab1c73fcceaba8a4f50b7f3f3b8c1d7fd02d5b327bc92840be8 [INFO] running `Command { std: "docker" "start" "-a" "3a3cf4441708aab1c73fcceaba8a4f50b7f3f3b8c1d7fd02d5b327bc92840be8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3a3cf4441708aab1c73fcceaba8a4f50b7f3f3b8c1d7fd02d5b327bc92840be8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3a3cf4441708aab1c73fcceaba8a4f50b7f3f3b8c1d7fd02d5b327bc92840be8", kill_on_drop: false }` [INFO] [stdout] 3a3cf4441708aab1c73fcceaba8a4f50b7f3f3b8c1d7fd02d5b327bc92840be8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] a2cd8ec1a7d4622c9301c80cef99c178d3b45d64f9010dd6fbd5e0b2f92e3c30 [INFO] running `Command { std: "docker" "start" "-a" "a2cd8ec1a7d4622c9301c80cef99c178d3b45d64f9010dd6fbd5e0b2f92e3c30", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.66 [INFO] [stderr] Compiling unicode-ident v1.0.11 [INFO] [stderr] Compiling libc v0.2.147 [INFO] [stderr] Checking once_cell v1.18.0 [INFO] [stderr] Checking pin-project-lite v0.2.12 [INFO] [stderr] Checking mock_instant v0.3.1 [INFO] [stderr] Checking ephemeropt v0.2.2 (/opt/rustwide/workdir) [INFO] [stderr] Compiling quote v1.0.32 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking sysinfo v0.29.7 [INFO] [stderr] Compiling syn v2.0.28 [INFO] [stderr] Compiling tokio-macros v2.1.0 [INFO] [stderr] Checking tokio v1.30.0 [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.48s [INFO] running `Command { std: "docker" "inspect" "a2cd8ec1a7d4622c9301c80cef99c178d3b45d64f9010dd6fbd5e0b2f92e3c30", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a2cd8ec1a7d4622c9301c80cef99c178d3b45d64f9010dd6fbd5e0b2f92e3c30", kill_on_drop: false }` [INFO] [stdout] a2cd8ec1a7d4622c9301c80cef99c178d3b45d64f9010dd6fbd5e0b2f92e3c30 [INFO] checking ephemeropt-0.2.2 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] extracting crate ephemeropt 0.2.2 into /workspace/builds/worker-0-tc2/source [INFO] validating manifest of crates.io crate ephemeropt 0.2.2 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 ephemeropt 0.2.2 [INFO] finished tweaking crates.io crate ephemeropt 0.2.2 [INFO] tweaked toml for crates.io crate ephemeropt 0.2.2 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate crates.io crate ephemeropt 0.2.2 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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] e5fe90b078a0a8fc2fdcec92af35c80cbe4763be1fbb4759036c44f8e74ecf03 [INFO] running `Command { std: "docker" "start" "-a" "e5fe90b078a0a8fc2fdcec92af35c80cbe4763be1fbb4759036c44f8e74ecf03", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e5fe90b078a0a8fc2fdcec92af35c80cbe4763be1fbb4759036c44f8e74ecf03", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e5fe90b078a0a8fc2fdcec92af35c80cbe4763be1fbb4759036c44f8e74ecf03", kill_on_drop: false }` [INFO] [stdout] e5fe90b078a0a8fc2fdcec92af35c80cbe4763be1fbb4759036c44f8e74ecf03 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 9f41207002f9f29fddb621949c5404daca03fcbc6e547f6e851786450a52ef51 [INFO] running `Command { std: "docker" "start" "-a" "9f41207002f9f29fddb621949c5404daca03fcbc6e547f6e851786450a52ef51", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.66 [INFO] [stderr] Compiling libc v0.2.147 [INFO] [stderr] Compiling unicode-ident v1.0.11 [INFO] [stderr] Checking pin-project-lite v0.2.12 [INFO] [stderr] Checking once_cell v1.18.0 [INFO] [stderr] Checking mock_instant v0.3.1 [INFO] [stderr] Checking ephemeropt v0.2.2 (/opt/rustwide/workdir) [INFO] [stderr] Compiling quote v1.0.32 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking sysinfo v0.29.7 [INFO] [stderr] Compiling syn v2.0.28 [INFO] [stderr] Compiling tokio-macros v2.1.0 [INFO] [stderr] Checking tokio v1.30.0 [INFO] [stdout] error[E0283]: type annotations needed [INFO] [stdout] --> examples/sysinfo.rs:32:9 [INFO] [stdout] | [INFO] [stdout] 32 | / tokio::spawn(async move { [INFO] [stdout] 33 | | loop { [INFO] [stdout] 34 | | let (resp_tx, resp_rx) = oneshot::channel(); [INFO] [stdout] 35 | | sys_tx.send(resp_tx).await.unwrap(); [INFO] [stdout] ... | [INFO] [stdout] 38 | | } [INFO] [stdout] 39 | | }) [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-1.30.0/src/task/spawn.rs:167:20 [INFO] [stdout] | [INFO] [stdout] 164 | pub fn spawn(future: T) -> JoinHandle [INFO] [stdout] | ----- required by a bound in this function [INFO] [stdout] ... [INFO] [stdout] 167 | T::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] [stderr] error: could not compile `ephemeropt` (example "sysinfo") due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "9f41207002f9f29fddb621949c5404daca03fcbc6e547f6e851786450a52ef51", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9f41207002f9f29fddb621949c5404daca03fcbc6e547f6e851786450a52ef51", kill_on_drop: false }` [INFO] [stdout] 9f41207002f9f29fddb621949c5404daca03fcbc6e547f6e851786450a52ef51