[INFO] fetching crate runa-io 0.0.1-alpha1... [INFO] testing runa-io-0.0.1-alpha1 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1 [INFO] extracting crate runa-io 0.0.1-alpha1 into /workspace/builds/worker-6-tc2/source [INFO] started tweaking crates.io crate runa-io 0.0.1-alpha1 [INFO] finished tweaking crates.io crate runa-io 0.0.1-alpha1 [INFO] tweaked toml for crates.io crate runa-io 0.0.1-alpha1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate runa-io 0.0.1-alpha1 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 169 packages to latest compatible versions [INFO] [stderr] Adding async-io v1.13.0 (available: v2.6.0) [INFO] [stderr] Adding futures-lite v1.13.0 (available: v2.6.1) [INFO] [stderr] Adding nix v0.26.4 (available: v0.30.1) [INFO] [stderr] Adding rand v0.8.5 (available: v0.9.2) [INFO] [stderr] Adding smol v1.3.0 (available: v2.0.2) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 28c6c0806b5eae7de13748cbeec8eb2cbf3e02b8564a86aba491897eff9736ed [INFO] running `Command { std: "docker" "start" "-a" "28c6c0806b5eae7de13748cbeec8eb2cbf3e02b8564a86aba491897eff9736ed", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "28c6c0806b5eae7de13748cbeec8eb2cbf3e02b8564a86aba491897eff9736ed", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "28c6c0806b5eae7de13748cbeec8eb2cbf3e02b8564a86aba491897eff9736ed", kill_on_drop: false }` [INFO] [stdout] 28c6c0806b5eae7de13748cbeec8eb2cbf3e02b8564a86aba491897eff9736ed [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 14c52db278ece57643f2c437253efb7bf6e0ed3216175b801aaaa4132065d7e7 [INFO] running `Command { std: "docker" "start" "-a" "14c52db278ece57643f2c437253efb7bf6e0ed3216175b801aaaa4132065d7e7", kill_on_drop: false }` [INFO] [stderr] Compiling concurrent-queue v2.5.0 [INFO] [stderr] Compiling io-lifetimes v1.0.11 [INFO] [stderr] Compiling rustix v1.1.2 [INFO] [stderr] Compiling polling v2.8.0 [INFO] [stderr] Compiling futures-lite v2.6.1 [INFO] [stderr] Compiling linux-raw-sys v0.11.0 [INFO] [stderr] Compiling rustix v0.37.28 [INFO] [stderr] Compiling waker-fn v1.2.0 [INFO] [stderr] Compiling fastrand v1.9.0 [INFO] [stderr] Compiling async-lock v2.8.0 [INFO] [stderr] Compiling async-io v2.6.0 [INFO] [stderr] Compiling async-io v1.13.0 [INFO] [stderr] Compiling linux-raw-sys v0.3.8 [INFO] [stderr] Compiling socket2 v0.4.10 [INFO] [stderr] Compiling signal-hook-registry v1.4.6 [INFO] [stderr] Compiling memoffset v0.7.1 [INFO] [stderr] Compiling async-fs v1.6.0 [INFO] [stderr] Compiling object v0.37.3 [INFO] [stderr] Compiling syn v2.0.106 [INFO] [stderr] Compiling gimli v0.32.3 [INFO] [stderr] Compiling event-listener v5.4.1 [INFO] [stderr] Compiling event-listener v3.1.0 [INFO] [stderr] Compiling async-channel v1.9.0 [INFO] [stderr] Compiling futures-lite v1.13.0 [INFO] [stderr] Compiling event-listener-strategy v0.5.4 [INFO] [stderr] Compiling miniz_oxide v0.8.9 [INFO] [stderr] Compiling async-channel v2.5.0 [INFO] [stderr] Compiling async-executor v1.13.3 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling rustc-demangle v0.1.26 [INFO] [stderr] Compiling runa-io-traits v0.0.1-alpha1 [INFO] [stderr] Compiling nix v0.26.4 [INFO] [stdout] error: unconstrained opaque type [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/runa-io-traits-0.0.1-alpha1/src/lib.rs:438:9 [INFO] [stdout] | [INFO] [stdout] 438 | impl Future>> + 'a; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `NextMessageFut` must be used in combination with a concrete type within the same crate [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/runa-io-traits-0.0.1-alpha1/src/lib.rs:414:13 [INFO] [stdout] | [INFO] [stdout] 385 | fn next_message<'a>(self: Pin<&'a mut Self>) -> NextMessageFut<'a, Self> [INFO] [stdout] | ------------------------ expected `NextMessageFut<'a, Self>` because of return type [INFO] [stdout] ... [INFO] [stdout] 414 | NextMessage(Some(self)) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ expected future, found `NextMessage<'_, Self>` [INFO] [stdout] ... [INFO] [stdout] 438 | impl Future>> + 'a; [INFO] [stdout] | ---------------------------------------------- the expected future [INFO] [stdout] | [INFO] [stdout] = note: expected opaque type `NextMessageFut<'a, Self>` [INFO] [stdout] found struct `NextMessage<'_, Self>` [INFO] [stdout] note: this item must have a `#[define_opaque(NextMessageFut)]` attribute to be able to define hidden types [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/runa-io-traits-0.0.1-alpha1/src/lib.rs:385:12 [INFO] [stdout] | [INFO] [stdout] 385 | fn next_message<'a>(self: Pin<&'a mut Self>) -> NextMessageFut<'a, Self> [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0308`. [INFO] [stdout] [INFO] [stderr] Compiling blocking v1.6.2 [INFO] [stderr] error: could not compile `runa-io-traits` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "14c52db278ece57643f2c437253efb7bf6e0ed3216175b801aaaa4132065d7e7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "14c52db278ece57643f2c437253efb7bf6e0ed3216175b801aaaa4132065d7e7", kill_on_drop: false }` [INFO] [stdout] 14c52db278ece57643f2c437253efb7bf6e0ed3216175b801aaaa4132065d7e7