[INFO] fetching crate melnet 0.2.27... [INFO] checking melnet-0.2.27 against try#b1f2594eac607c1f051534800237eeedb5590a49 for pr-139493-3 [INFO] extracting crate melnet 0.2.27 into /workspace/builds/worker-4-tc2/source [INFO] started tweaking crates.io crate melnet 0.2.27 [INFO] finished tweaking crates.io crate melnet 0.2.27 [INFO] tweaked toml for crates.io crate melnet 0.2.27 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate melnet 0.2.27 on toolchain b1f2594eac607c1f051534800237eeedb5590a49 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate melnet 0.2.27 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" "+b1f2594eac607c1f051534800237eeedb5590a49" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c271512d34b87d90869bcb1e624f1e585d53762968d83a206c699d4d4b27ee12 [INFO] running `Command { std: "docker" "start" "-a" "c271512d34b87d90869bcb1e624f1e585d53762968d83a206c699d4d4b27ee12", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c271512d34b87d90869bcb1e624f1e585d53762968d83a206c699d4d4b27ee12", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c271512d34b87d90869bcb1e624f1e585d53762968d83a206c699d4d4b27ee12", kill_on_drop: false }` [INFO] [stdout] c271512d34b87d90869bcb1e624f1e585d53762968d83a206c699d4d4b27ee12 [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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3943191e1267a38d3244f609d448d10f9792d87ff12c80656eb06aa8151c05d1 [INFO] running `Command { std: "docker" "start" "-a" "3943191e1267a38d3244f609d448d10f9792d87ff12c80656eb06aa8151c05d1", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.39 [INFO] [stderr] Compiling syn v1.0.96 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Checking async-task v4.2.0 [INFO] [stderr] Checking getrandom v0.2.6 [INFO] [stderr] Checking polling v2.2.0 [INFO] [stderr] Checking atomic-waker v1.0.0 [INFO] [stderr] Compiling serde v1.0.137 [INFO] [stderr] Compiling signal-hook v0.3.14 [INFO] [stderr] Checking parking_lot_core v0.8.5 [INFO] [stderr] Checking signal-hook-registry v1.4.0 [INFO] [stderr] Compiling anyhow v1.0.57 [INFO] [stderr] Checking miniz_oxide v0.5.3 [INFO] [stderr] Checking object v0.28.4 [INFO] [stderr] Checking futures-micro v0.3.1 [INFO] [stderr] Checking regex-syntax v0.6.26 [INFO] [stderr] Checking lock_api v0.4.7 [INFO] [stderr] Checking crossbeam-epoch v0.9.8 [INFO] [stderr] Checking nanorand v0.7.0 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Checking async-io v1.7.0 [INFO] [stderr] Checking async-oneshot v0.4.2 [INFO] [stderr] Checking blocking v1.2.0 [INFO] [stderr] Checking async-executor v1.4.1 [INFO] [stderr] Checking rtrb v0.1.4 [INFO] [stderr] Checking thread_local v1.1.4 [INFO] [stderr] Checking parking_lot v0.11.2 [INFO] [stderr] Checking spin v0.9.3 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking pin-project-lite v0.1.12 [INFO] [stderr] Checking crossbeam-deque v0.8.1 [INFO] [stderr] Checking dashmap v4.0.2 [INFO] [stderr] Checking async-fs v1.5.0 [INFO] [stderr] Checking futures-intrusive v0.4.0 [INFO] [stderr] Checking async-net v1.6.1 [INFO] [stderr] Checking async-process v1.4.0 [INFO] [stderr] Checking smol-timeout v0.6.0 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking smol v1.2.5 [INFO] [stderr] Compiling quote v1.0.18 [INFO] [stderr] Checking regex v1.5.6 [INFO] [stderr] Checking env_logger v0.8.4 [INFO] [stderr] Checking backtrace v0.3.65 [INFO] [stderr] Compiling pin-project-internal v1.0.10 [INFO] [stderr] Compiling serde_derive v1.0.137 [INFO] [stderr] Compiling futures-macro v0.3.21 [INFO] [stderr] Compiling thiserror-impl v1.0.31 [INFO] [stderr] Compiling async-recursion v1.0.0 [INFO] [stderr] Compiling derivative v2.2.0 [INFO] [stderr] Compiling async-trait v0.1.56 [INFO] [stderr] Checking futures-util v0.3.21 [INFO] [stderr] Checking thiserror v1.0.31 [INFO] [stderr] Checking pin-project v1.0.10 [INFO] [stderr] Checking flume v0.10.12 [INFO] [stderr] Checking smolscale v0.3.24 [INFO] [stderr] Checking bincode v1.3.3 [INFO] [stderr] Checking stdcode v0.1.7 [INFO] [stderr] Checking melnet v0.2.27 (/opt/rustwide/workdir) [INFO] [stdout] error: this function depends on never type fallback being `()` [INFO] [stdout] --> src/bin/mngossip.rs:50:1 [INFO] [stdout] | [INFO] [stdout] 50 | async fn spam_neighbors(nstate: &NetState, req: GossipMsg) -> anyhow::Result<()> { [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 `for<'de> !: Deserialize<'de>` will fail [INFO] [stdout] --> src/bin/mngossip.rs:52:9 [INFO] [stdout] | [INFO] [stdout] 52 | melnet::request(neigh, "gossip", "gossip", req.clone()).await?; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] = note: `#[deny(dependency_on_unit_never_type_fallback)]` (part of `#[deny(rust_2024_compatibility)]`) on by default [INFO] [stdout] help: use `()` annotations to avoid fallback changes [INFO] [stdout] | [INFO] [stdout] 52 | melnet::request::<_, ()>(neigh, "gossip", "gossip", req.clone()).await?; [INFO] [stdout] | +++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this function depends on never type fallback being `()` [INFO] [stdout] --> src/bin/mngossip.rs:50:1 [INFO] [stdout] | [INFO] [stdout] 50 | async fn spam_neighbors(nstate: &NetState, req: GossipMsg) -> anyhow::Result<()> { [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 `for<'de> !: Deserialize<'de>` will fail [INFO] [stdout] --> src/bin/mngossip.rs:52:9 [INFO] [stdout] | [INFO] [stdout] 52 | melnet::request(neigh, "gossip", "gossip", req.clone()).await?; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] = note: `#[deny(dependency_on_unit_never_type_fallback)]` (part of `#[deny(rust_2024_compatibility)]`) on by default [INFO] [stdout] help: use `()` annotations to avoid fallback changes [INFO] [stdout] | [INFO] [stdout] 52 | melnet::request::<_, ()>(neigh, "gossip", "gossip", req.clone()).await?; [INFO] [stdout] | +++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `melnet` (bin "mngossip" test) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `melnet` (bin "mngossip") due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "3943191e1267a38d3244f609d448d10f9792d87ff12c80656eb06aa8151c05d1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3943191e1267a38d3244f609d448d10f9792d87ff12c80656eb06aa8151c05d1", kill_on_drop: false }` [INFO] [stdout] 3943191e1267a38d3244f609d448d10f9792d87ff12c80656eb06aa8151c05d1