[INFO] fetching crate portus 0.8.0... [INFO] checking portus-0.8.0 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] extracting crate portus 0.8.0 into /workspace/builds/worker-5-tc2/source [INFO] validating manifest of crates.io crate portus 0.8.0 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 portus 0.8.0 [INFO] finished tweaking crates.io crate portus 0.8.0 [INFO] tweaked toml for crates.io crate portus 0.8.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] crate crates.io crate portus 0.8.0 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" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] b234725d4819f471f5bb23f1856f1eeb5d5cd373463d68a5d9740df7e9d2e4cd [INFO] running `Command { std: "docker" "start" "-a" "b234725d4819f471f5bb23f1856f1eeb5d5cd373463d68a5d9740df7e9d2e4cd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b234725d4819f471f5bb23f1856f1eeb5d5cd373463d68a5d9740df7e9d2e4cd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b234725d4819f471f5bb23f1856f1eeb5d5cd373463d68a5d9740df7e9d2e4cd", kill_on_drop: false }` [INFO] [stdout] b234725d4819f471f5bb23f1856f1eeb5d5cd373463d68a5d9740df7e9d2e4cd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 534569766e4c7db6f7940e61994eadc9fce20112d7bfab5863afbe63584a7719 [INFO] running `Command { std: "docker" "start" "-a" "534569766e4c7db6f7940e61994eadc9fce20112d7bfab5863afbe63584a7719", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.60 [INFO] [stderr] Compiling unicode-ident v1.0.9 [INFO] [stderr] Compiling quote v1.0.28 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling libc v0.2.146 [INFO] [stderr] Compiling crossbeam-utils v0.8.16 [INFO] [stderr] Compiling glob v0.3.1 [INFO] [stderr] Compiling nom v5.1.3 [INFO] [stderr] Compiling memoffset v0.9.0 [INFO] [stderr] Checking once_cell v1.18.0 [INFO] [stderr] Compiling crossbeam-epoch v0.9.15 [INFO] [stderr] Compiling clang-sys v1.6.1 [INFO] [stderr] Compiling unicode-width v0.1.10 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling regex-syntax v0.7.2 [INFO] [stderr] Compiling aho-corasick v1.0.2 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling libloading v0.7.4 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Checking tracing-core v0.1.31 [INFO] [stderr] Compiling indexmap v1.9.3 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stderr] Compiling termcolor v1.2.0 [INFO] [stderr] Compiling ansi_term v0.12.1 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Compiling vec_map v0.8.2 [INFO] [stderr] Compiling bindgen v0.58.1 [INFO] [stderr] Compiling log v0.4.19 [INFO] [stderr] Compiling humantime v2.1.0 [INFO] [stderr] Compiling bitflags v1.3.2 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling crossbeam-queue v0.3.8 [INFO] [stderr] Compiling clap v2.34.0 [INFO] [stderr] Compiling syn v2.0.18 [INFO] [stderr] Compiling which v3.1.1 [INFO] [stderr] Compiling peeking_take_while v0.1.2 [INFO] [stderr] Checking os_str_bytes v6.5.1 [INFO] [stderr] Compiling shlex v1.1.0 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling rustc-hash v1.1.0 [INFO] [stderr] Compiling lazycell v1.3.0 [INFO] [stderr] Checking clap_lex v0.2.4 [INFO] [stderr] Checking crossbeam-deque v0.8.3 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling cexpr v0.4.0 [INFO] [stderr] Checking crossbeam-channel v0.5.8 [INFO] [stderr] Checking pin-project-lite v0.2.9 [INFO] [stderr] Compiling regex v1.8.4 [INFO] [stderr] Checking minimal-lexical v0.2.1 [INFO] [stderr] Checking textwrap v0.16.0 [INFO] [stderr] Checking clap v3.2.25 [INFO] [stderr] Checking nom v7.1.3 [INFO] [stderr] Compiling env_logger v0.8.4 [INFO] [stderr] Checking crossbeam v0.8.2 [INFO] [stderr] Checking nix v0.23.2 [INFO] [stderr] Compiling paste-impl v0.1.18 [INFO] [stderr] Checking overload v0.1.1 [INFO] [stderr] Compiling anyhow v1.0.71 [INFO] [stderr] Checking tracing-log v0.1.3 [INFO] [stderr] Checking paste v0.1.18 [INFO] [stderr] Checking nu-ansi-term v0.46.0 [INFO] [stderr] Checking sharded-slab v0.1.4 [INFO] [stderr] Checking time v0.1.45 [INFO] [stderr] Checking thread_local v1.1.7 [INFO] [stderr] Checking smallvec v1.10.0 [INFO] [stderr] Checking minion v0.1.3 [INFO] [stderr] Checking tracing-subscriber v0.3.17 [INFO] [stderr] Compiling portus_export v0.2.0 [INFO] [stderr] Compiling tracing-attributes v0.1.24 [INFO] [stderr] Checking tracing v0.1.37 [INFO] [stderr] Compiling libccp v1.1.1 [INFO] [stderr] Checking portus v0.8.0 (/opt/rustwide/workdir) [INFO] [stdout] error: this value of type `std::result::Result, Box>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/run.rs:35:15 [INFO] [stdout] | [INFO] [stdout] 34 | pub fn wait(self) -> Result<()> { [INFO] [stdout] | ---- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 35 | match self.join_handle.join() { [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: unused arithmetic operation that must be used [INFO] [stdout] --> src/lang/datapath.rs:428:64 [INFO] [stdout] | [INFO] [stdout] 428 | {add_reg!($scope, $headname, $reg, $count, $headtype); $count + 1} [INFO] [stdout] | ^^^^^^^^^^ the arithmetic operation produces a value [INFO] [stdout] ... [INFO] [stdout] 474 | / expand_reg!( [INFO] [stdout] 475 | | sc; Primitive; [INFO] [stdout] 476 | | "Ack.bytes_acked" => Type::Num(None), [INFO] [stdout] 477 | | "Ack.bytes_misordered" => Type::Num(None), [INFO] [stdout] ... | [INFO] [stdout] 490 | | "Flow.was_timeout" => Type::Bool(None) [INFO] [stdout] 491 | | ); [INFO] [stdout] | |_________- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this warning originates in the macro `expand_reg` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 428 | {add_reg!($scope, $headname, $reg, $count, $headtype); let _ = $count + 1;} [INFO] [stdout] | +++++++ + [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused arithmetic operation that must be used [INFO] [stdout] --> src/lang/datapath.rs:428:64 [INFO] [stdout] | [INFO] [stdout] 428 | {add_reg!($scope, $headname, $reg, $count, $headtype); $count + 1} [INFO] [stdout] | ^^^^^^^^^^ the arithmetic operation produces a value [INFO] [stdout] ... [INFO] [stdout] 498 | / expand_reg!( [INFO] [stdout] 499 | | sc; Implicit; [INFO] [stdout] 500 | | "__eventFlag" => Type::Bool(None), [INFO] [stdout] 501 | | "__shouldContinue" => Type::Bool(None), [INFO] [stdout] ... | [INFO] [stdout] 505 | | "Rate" => Type::Num(None) [INFO] [stdout] 506 | | ); [INFO] [stdout] | |_________- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `expand_reg` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 428 | {add_reg!($scope, $headname, $reg, $count, $headtype); let _ = $count + 1;} [INFO] [stdout] | +++++++ + [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `portus` (lib) due to 2 previous errors; 2 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "534569766e4c7db6f7940e61994eadc9fce20112d7bfab5863afbe63584a7719", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "534569766e4c7db6f7940e61994eadc9fce20112d7bfab5863afbe63584a7719", kill_on_drop: false }` [INFO] [stdout] 534569766e4c7db6f7940e61994eadc9fce20112d7bfab5863afbe63584a7719