[INFO] fetching crate tcp-test 0.1.0... [INFO] checking tcp-test-0.1.0 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] extracting crate tcp-test 0.1.0 into /workspace/builds/worker-0-tc2/source [INFO] validating manifest of crates.io crate tcp-test 0.1.0 on toolchain c387b04bf028733cd561d62128c8a5eee4bc1458 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate tcp-test 0.1.0 [INFO] finished tweaking crates.io crate tcp-test 0.1.0 [INFO] tweaked toml for crates.io crate tcp-test 0.1.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 1 package to latest compatible version [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 95e7cfa1de96d04b2555536a36d2b1f2b39e58c60b9b3c8e0222762f2566af83 [INFO] running `Command { std: "docker" "start" "-a" "95e7cfa1de96d04b2555536a36d2b1f2b39e58c60b9b3c8e0222762f2566af83", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "95e7cfa1de96d04b2555536a36d2b1f2b39e58c60b9b3c8e0222762f2566af83", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "95e7cfa1de96d04b2555536a36d2b1f2b39e58c60b9b3c8e0222762f2566af83", kill_on_drop: false }` [INFO] [stdout] 95e7cfa1de96d04b2555536a36d2b1f2b39e58c60b9b3c8e0222762f2566af83 [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 -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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bed55cef018ad64d57a0e0bd53d9b822696cc7eae6942ffa77872aebf3cb35a8 [INFO] running `Command { std: "docker" "start" "-a" "bed55cef018ad64d57a0e0bd53d9b822696cc7eae6942ffa77872aebf3cb35a8", kill_on_drop: false }` [INFO] [stderr] Checking tcp-test v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error: this value of type `::Iter` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/lib.rs:204:5 [INFO] [stdout] | [INFO] [stdout] 203 | fn resolve(address: impl ToSocketAddrs) -> SocketAddr { [INFO] [stdout] | ------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 204 | / address [INFO] [stdout] 205 | | .to_socket_addrs() [INFO] [stdout] 206 | | .expect(concat!( [INFO] [stdout] 207 | | "::to_socket_addrs() at resolve(), line ", [INFO] [stdout] 208 | | line!() [INFO] [stdout] 209 | | )) [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] warning: creating a shared reference to mutable static is discouraged [INFO] [stdout] --> src/lib.rs:184:25 [INFO] [stdout] | [INFO] [stdout] 184 | let lock = unsafe { CHANNEL.clone().unwrap() }; [INFO] [stdout] | ^^^^^^^^^^^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] = note: `#[warn(static_mut_refs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `::Iter` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/lib.rs:204:5 [INFO] [stdout] | [INFO] [stdout] 203 | fn resolve(address: impl ToSocketAddrs) -> SocketAddr { [INFO] [stdout] | ------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 204 | / address [INFO] [stdout] 205 | | .to_socket_addrs() [INFO] [stdout] 206 | | .expect(concat!( [INFO] [stdout] 207 | | "::to_socket_addrs() at resolve(), line ", [INFO] [stdout] 208 | | line!() [INFO] [stdout] 209 | | )) [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] [stderr] error: could not compile `tcp-test` (lib) due to 2 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: creating a shared reference to mutable static is discouraged [INFO] [stdout] --> src/lib.rs:184:25 [INFO] [stdout] | [INFO] [stdout] 184 | let lock = unsafe { CHANNEL.clone().unwrap() }; [INFO] [stdout] | ^^^^^^^^^^^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] = note: `#[warn(static_mut_refs)]` on by default [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 `tcp-test` (lib test) due to 2 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "bed55cef018ad64d57a0e0bd53d9b822696cc7eae6942ffa77872aebf3cb35a8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bed55cef018ad64d57a0e0bd53d9b822696cc7eae6942ffa77872aebf3cb35a8", kill_on_drop: false }` [INFO] [stdout] bed55cef018ad64d57a0e0bd53d9b822696cc7eae6942ffa77872aebf3cb35a8