[INFO] fetching crate future-bus 0.2.1... [INFO] checking future-bus-0.2.1 against master#8c32e313cccf7df531e2d49ffb8227bb92304aee for pr-145608-1 [INFO] extracting crate future-bus 0.2.1 into /workspace/builds/worker-7-tc1/source [INFO] started tweaking crates.io crate future-bus 0.2.1 [INFO] finished tweaking crates.io crate future-bus 0.2.1 [INFO] tweaked toml for crates.io crate future-bus 0.2.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate future-bus 0.2.1 on toolchain 8c32e313cccf7df531e2d49ffb8227bb92304aee [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "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" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 34 packages to latest compatible versions [INFO] [stderr] Adding parking_lot v0.9.0 (available: v0.12.4) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2dcf059cea6dee6bc4d2f5ac04724a262841514e4c67276a91e22b5d90e78e74 [INFO] running `Command { std: "docker" "start" "-a" "2dcf059cea6dee6bc4d2f5ac04724a262841514e4c67276a91e22b5d90e78e74", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2dcf059cea6dee6bc4d2f5ac04724a262841514e4c67276a91e22b5d90e78e74", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2dcf059cea6dee6bc4d2f5ac04724a262841514e4c67276a91e22b5d90e78e74", kill_on_drop: false }` [INFO] [stdout] 2dcf059cea6dee6bc4d2f5ac04724a262841514e4c67276a91e22b5d90e78e74 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c34be9ca82a230f2f303b2a99e9788b424045d9f75ab202e0b668bcfb3e8c4a7 [INFO] running `Command { std: "docker" "start" "-a" "c34be9ca82a230f2f303b2a99e9788b424045d9f75ab202e0b668bcfb3e8c4a7", kill_on_drop: false }` [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Checking lock_api v0.3.4 [INFO] [stderr] Checking smallvec v0.6.14 [INFO] [stderr] Checking futures-util v0.3.31 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling parking_lot_core v0.6.3 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Checking future-bus v0.2.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: this function depends on never type fallback being `()` [INFO] [stdout] --> src/lib.rs:181:5 [INFO] [stdout] | [INFO] [stdout] 181 | fn start_send(self: Pin<&mut Self>, item: T) -> Result<(), Self::Error> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in Rust 2024 and in a future release in all editions! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = help: specify the types explicitly [INFO] [stdout] note: in edition 2024, the requirement `!: FromIterator<()>` will fail [INFO] [stdout] --> src/lib.rs:188:24 [INFO] [stdout] | [INFO] [stdout] 188 | .collect::>()?; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] = note: `#[warn(dependency_on_unit_never_type_fallback)]` on by default [INFO] [stdout] help: use `()` annotations to avoid fallback changes [INFO] [stdout] | [INFO] [stdout] 188 - .collect::>()?; [INFO] [stdout] 188 + .collect::>()?; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking futures-executor v0.3.31 [INFO] [stderr] Checking futures v0.3.31 [INFO] [stdout] warning: this function depends on never type fallback being `()` [INFO] [stdout] --> src/lib.rs:181:5 [INFO] [stdout] | [INFO] [stdout] 181 | fn start_send(self: Pin<&mut Self>, item: T) -> Result<(), Self::Error> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in Rust 2024 and in a future release in all editions! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = help: specify the types explicitly [INFO] [stdout] note: in edition 2024, the requirement `!: FromIterator<()>` will fail [INFO] [stdout] --> src/lib.rs:188:24 [INFO] [stdout] | [INFO] [stdout] 188 | .collect::>()?; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] = note: `#[warn(dependency_on_unit_never_type_fallback)]` on by default [INFO] [stdout] help: use `()` annotations to avoid fallback changes [INFO] [stdout] | [INFO] [stdout] 188 - .collect::>()?; [INFO] [stdout] 188 + .collect::>()?; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.98s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: future-bus v0.2.1 (/opt/rustwide/workdir) [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2` [INFO] running `Command { std: "docker" "inspect" "c34be9ca82a230f2f303b2a99e9788b424045d9f75ab202e0b668bcfb3e8c4a7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c34be9ca82a230f2f303b2a99e9788b424045d9f75ab202e0b668bcfb3e8c4a7", kill_on_drop: false }` [INFO] [stdout] c34be9ca82a230f2f303b2a99e9788b424045d9f75ab202e0b668bcfb3e8c4a7