[INFO] cloning repository https://github.com/BravoNatalie/rust-libp2p-chat [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/BravoNatalie/rust-libp2p-chat" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBravoNatalie%2Frust-libp2p-chat", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBravoNatalie%2Frust-libp2p-chat'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] e0e073ac453db64e20e345c27b7685d69f53cf98 [INFO] checking BravoNatalie/rust-libp2p-chat/e0e073ac453db64e20e345c27b7685d69f53cf98 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBravoNatalie%2Frust-libp2p-chat" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/BravoNatalie/rust-libp2p-chat on toolchain 4d98531622e1718ae0bc3c7a1ab9cd8938428452 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/BravoNatalie/rust-libp2p-chat [INFO] finished tweaking git repo https://github.com/BravoNatalie/rust-libp2p-chat [INFO] tweaked toml for git repo https://github.com/BravoNatalie/rust-libp2p-chat written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/BravoNatalie/rust-libp2p-chat 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" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e362aaf82151c78f74f6e2e1c126edd2978736fbdfbb92cb1ce3e7d4cfe3ea32 [INFO] running `Command { std: "docker" "start" "-a" "e362aaf82151c78f74f6e2e1c126edd2978736fbdfbb92cb1ce3e7d4cfe3ea32", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e362aaf82151c78f74f6e2e1c126edd2978736fbdfbb92cb1ce3e7d4cfe3ea32", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e362aaf82151c78f74f6e2e1c126edd2978736fbdfbb92cb1ce3e7d4cfe3ea32", kill_on_drop: false }` [INFO] [stdout] e362aaf82151c78f74f6e2e1c126edd2978736fbdfbb92cb1ce3e7d4cfe3ea32 [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 -Dtail_expr_drop_order" "-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] dbdc39f867e36ceffa84540972430295826869c05a4bd2f44480e1ab10ceca3b [INFO] running `Command { std: "docker" "start" "-a" "dbdc39f867e36ceffa84540972430295826869c05a4bd2f44480e1ab10ceca3b", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.155 [INFO] [stderr] Checking futures-io v0.3.30 [INFO] [stderr] Checking futures-core v0.3.30 [INFO] [stderr] Compiling thiserror v1.0.63 [INFO] [stderr] Compiling version_check v0.9.5 [INFO] [stderr] Checking value-bag v1.9.0 [INFO] [stderr] Checking futures-task v0.3.30 [INFO] [stderr] Checking subtle v2.6.1 [INFO] [stderr] Checking smallvec v1.13.2 [INFO] [stderr] Checking bytes v1.7.1 [INFO] [stderr] Compiling syn v2.0.72 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking concurrent-queue v2.5.0 [INFO] [stderr] Compiling semver v1.0.23 [INFO] [stderr] Checking tinyvec v1.8.0 [INFO] [stderr] Compiling cc v1.1.7 [INFO] [stderr] Checking fastrand v2.1.0 [INFO] [stderr] Checking futures-channel v0.3.30 [INFO] [stderr] Compiling io-lifetimes v1.0.11 [INFO] [stderr] Compiling rustix v0.38.34 [INFO] [stderr] Checking futures-lite v2.3.0 [INFO] 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[INFO] [stderr] Compiling ahash v0.8.11 [INFO] [stderr] Checking rusticata-macros v4.1.0 [INFO] [stderr] Checking allocator-api2 v0.2.18 [INFO] [stderr] Checking instant v0.1.13 [INFO] [stderr] Checking num-integer v0.1.46 [INFO] [stderr] Compiling rustls v0.23.12 [INFO] [stderr] Checking rustls-pki-types v1.7.0 [INFO] [stderr] Checking base64 v0.22.1 [INFO] [stderr] Compiling unicode-xid v0.2.4 [INFO] [stderr] Checking hmac v0.12.1 [INFO] [stderr] Checking getrandom v0.2.15 [INFO] [stderr] Checking parking_lot_core v0.9.10 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking signal-hook-registry v1.4.2 [INFO] [stderr] Checking url v2.5.2 [INFO] [stderr] Checking socket2 v0.5.7 [INFO] [stderr] Checking socket2 v0.4.10 [INFO] [stderr] Checking mio v1.0.1 [INFO] [stderr] Checking parking_lot v0.12.3 [INFO] [stderr] Checking sha2 v0.10.8 [INFO] [stderr] Checking hkdf v0.12.4 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking num-bigint v0.4.6 [INFO] [stderr] 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zeroize_derive v1.4.2 [INFO] [stderr] Compiling pin-project-internal v1.1.5 [INFO] [stderr] Compiling curve25519-dalek-derive v0.1.1 [INFO] [stderr] Compiling tokio-macros v2.4.0 [INFO] [stderr] Compiling displaydoc v0.2.5 [INFO] [stderr] Compiling libp2p-swarm-derive v0.34.2 [INFO] [stderr] Compiling async-trait v0.1.81 [INFO] [stderr] Checking data-encoding-macro v0.1.15 [INFO] [stderr] Compiling asn1-rs-impl v0.2.0 [INFO] [stderr] Checking multibase v0.9.1 [INFO] [stderr] Compiling asn1-rs-derive v0.5.1 [INFO] [stderr] Compiling enum-as-inner v0.6.0 [INFO] [stderr] Compiling prometheus-client-derive-encode v0.4.2 [INFO] [stderr] Compiling clap_derive v4.5.13 [INFO] [stderr] Checking zeroize v1.8.1 [INFO] [stderr] Checking futures-util v0.3.30 [INFO] [stderr] Checking tokio v1.39.2 [INFO] [stderr] Checking zerocopy v0.7.35 [INFO] [stderr] Checking rcgen v0.11.3 [INFO] [stderr] Checking pin-project v1.1.5 [INFO] [stderr] Checking netlink-packet-utils v0.5.2 [INFO] [stderr] Checking asn1-rs v0.6.2 [INFO] [stderr] Checking asn1-rs v0.5.2 [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Checking rustls-webpki v0.102.6 [INFO] [stderr] Checking rustls-webpki v0.101.7 [INFO] [stderr] Checking sct v0.7.1 [INFO] [stderr] Checking netlink-packet-core v0.4.2 [INFO] [stderr] Checking ppv-lite86 v0.2.20 [INFO] [stderr] Checking netlink-packet-route v0.12.0 [INFO] [stderr] Checking polling v3.7.2 [INFO] [stderr] Checking quinn-udp v0.5.4 [INFO] [stderr] Checking hashbrown v0.14.5 [INFO] [stderr] Checking async-io v2.3.3 [INFO] [stderr] Checking der-parser v8.2.0 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking ed25519-dalek v2.1.1 [INFO] [stderr] Checking x25519-dalek v2.0.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking x509-parser v0.15.1 [INFO] [stderr] Checking lru v0.12.4 [INFO] [stderr] Checking async-global-executor v2.4.1 [INFO] [stderr] Checking async-signal v0.2.9 [INFO] [stderr] Checking async-process v1.8.1 [INFO] 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[stderr] Checking libp2p-noise v0.44.0 [INFO] [stderr] Checking libp2p-websocket v0.43.2 [INFO] [stderr] Checking libp2p-tls v0.3.0 [INFO] [stderr] Checking libp2p-yamux v0.45.2 [INFO] [stderr] Checking libp2p-swarm v0.44.2 [INFO] [stderr] Checking netlink-sys v0.8.6 [INFO] [stderr] Checking hickory-proto v0.24.1 [INFO] [stderr] Checking netlink-proto v0.10.0 [INFO] [stderr] Checking rtnetlink v0.10.1 [INFO] [stderr] Checking if-watch v3.2.0 [INFO] [stderr] Checking libp2p-tcp v0.41.0 [INFO] [stderr] Checking quinn v0.11.3 [INFO] [stderr] Checking libp2p-identify v0.44.2 [INFO] [stderr] Checking libp2p-connection-limits v0.3.1 [INFO] [stderr] Checking libp2p-relay v0.17.2 [INFO] [stderr] Checking libp2p-ping v0.44.1 [INFO] [stderr] Checking libp2p-allow-block-list v0.3.0 [INFO] [stderr] Checking libp2p-gossipsub v0.46.1 [INFO] [stderr] Checking libp2p-request-response v0.26.3 [INFO] [stderr] Checking libp2p-quic v0.10.3 [INFO] [stderr] Checking hickory-resolver v0.24.1 [INFO] [stderr] Checking libp2p-mdns v0.45.1 [INFO] [stderr] Checking async-std-resolver v0.24.1 [INFO] [stderr] Checking libp2p-dns v0.41.1 [INFO] [stderr] Checking libp2p v0.53.2 [INFO] [stderr] Checking rust-libp2p-chat v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `warn` [INFO] [stdout] --> src/main.rs:4:31 [INFO] [stdout] | [INFO] [stdout] 4 | use log::{debug, error, info, warn}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `warn` [INFO] [stdout] --> src/main.rs:4:31 [INFO] [stdout] | [INFO] [stdout] 4 | use log::{debug, error, info, warn}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/main.rs:211:9 [INFO] [stdout] | [INFO] [stdout] 147 | fn create_swarm(local_key: identity::Keypair) -> Result> { [INFO] [stdout] | ---------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 166 | let gossipsub_config = gossipsub::ConfigBuilder::default() [INFO] [stdout] | ---------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 174 | let gossipsub = gossipsub::Behaviour::new( [INFO] [stdout] | --------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 183 | let identify = identify::Behaviour::new( [INFO] [stdout] | -------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 194 | let mdns = mdns::tokio::Behaviour::new( [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 200 | let behaviour = Behaviour { [INFO] [stdout] | --------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 211 | / SwarmBuilder::with_existing_identity(local_key) [INFO] [stdout] 212 | | .with_tokio() [INFO] [stdout] 213 | | .with_tcp( // setup the Transport (it defines how to send bytes on the network) [INFO] [stdout] 214 | | tcp::Config::default(), [INFO] [stdout] ... | [INFO] [stdout] 220 | | .with_swarm_config(|cfg| cfg.with_idle_connection_timeout(Duration::from_secs(60))) [INFO] [stdout] 221 | | .build() // Build the Swarm to relay commands from NetworkBehaviour to Transport and events from Transport to NetworkBehaviour. [INFO] [stdout] | |________________^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: requested on the command line with `-D tail-expr-drop-order` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/main.rs:211:9 [INFO] [stdout] | [INFO] [stdout] 147 | fn create_swarm(local_key: identity::Keypair) -> Result> { [INFO] [stdout] | ---------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 166 | let gossipsub_config = gossipsub::ConfigBuilder::default() [INFO] [stdout] | ---------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 174 | let gossipsub = gossipsub::Behaviour::new( [INFO] [stdout] | --------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 183 | let identify = identify::Behaviour::new( [INFO] [stdout] | -------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 194 | let mdns = mdns::tokio::Behaviour::new( [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 200 | let behaviour = Behaviour { [INFO] [stdout] | --------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 211 | / SwarmBuilder::with_existing_identity(local_key) [INFO] [stdout] 212 | | .with_tokio() [INFO] [stdout] 213 | | .with_tcp( // setup the Transport (it defines how to send bytes on the network) [INFO] [stdout] 214 | | tcp::Config::default(), [INFO] [stdout] ... | [INFO] [stdout] 220 | | .with_swarm_config(|cfg| cfg.with_idle_connection_timeout(Duration::from_secs(60))) [INFO] [stdout] 221 | | .build() // Build the Swarm to relay commands from NetworkBehaviour to Transport and events from Transport to NetworkBehaviour. [INFO] [stdout] | |________________^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: requested on the command line with `-D tail-expr-drop-order` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `rust-libp2p-chat` (bin "rust-libp2p-chat" test) due to 2 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `rust-libp2p-chat` (bin "rust-libp2p-chat") due to 2 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "dbdc39f867e36ceffa84540972430295826869c05a4bd2f44480e1ab10ceca3b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dbdc39f867e36ceffa84540972430295826869c05a4bd2f44480e1ab10ceca3b", kill_on_drop: false }` [INFO] [stdout] dbdc39f867e36ceffa84540972430295826869c05a4bd2f44480e1ab10ceca3b