[INFO] fetching crate verilator 0.1.6... [INFO] checking verilator-0.1.6 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate verilator 0.1.6 into /workspace/builds/worker-2-tc2/source [INFO] validating manifest of crates.io crate verilator 0.1.6 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 crates.io crate verilator 0.1.6 [INFO] finished tweaking crates.io crate verilator 0.1.6 [INFO] tweaked toml for crates.io crate verilator 0.1.6 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 13 packages to latest compatible versions [INFO] [stderr] Adding proc-macro2 v0.3.8 (latest: v1.0.86) [INFO] [stderr] Adding quote v0.5.2 (latest: v1.0.37) [INFO] [stderr] Adding syn v0.13.11 (latest: v2.0.77) [INFO] [stderr] Adding unicode-xid v0.1.0 (latest: v0.2.5) [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] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 66dc6b78287cc309c3c3e372ab6d902a40ed24295b26bcc0d8aba1271f8ac7ce [INFO] running `Command { std: "docker" "start" "-a" "66dc6b78287cc309c3c3e372ab6d902a40ed24295b26bcc0d8aba1271f8ac7ce", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "66dc6b78287cc309c3c3e372ab6d902a40ed24295b26bcc0d8aba1271f8ac7ce", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "66dc6b78287cc309c3c3e372ab6d902a40ed24295b26bcc0d8aba1271f8ac7ce", kill_on_drop: false }` [INFO] [stdout] 66dc6b78287cc309c3c3e372ab6d902a40ed24295b26bcc0d8aba1271f8ac7ce [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 17a83c4fcea731ee70df46ca0abb1b2ed50136ee163d13ffa3ac10ee2859f816 [INFO] running `Command { std: "docker" "start" "-a" "17a83c4fcea731ee70df46ca0abb1b2ed50136ee163d13ffa3ac10ee2859f816", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Checking aho-corasick v1.1.3 [INFO] [stderr] Checking regex-syntax v0.8.4 [INFO] [stderr] Checking shlex v1.3.0 [INFO] [stderr] Checking cc v1.1.15 [INFO] [stderr] Checking regex-automata v0.4.7 [INFO] [stderr] Checking regex v1.10.6 [INFO] [stderr] Checking verilator v0.1.6 (/opt/rustwide/workdir) [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/lib.rs:49:13 [INFO] [stdout] | [INFO] [stdout] 46 | let mut cmd = Command::new(p.join("verilator_bin")); [INFO] [stdout] | --- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 49 | cmd.output().ok().map(|output| { [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/gen.rs:327:19 [INFO] [stdout] | [INFO] [stdout] 327 | .find(|p| fs::metadata(p).is_ok()) [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [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/lib.rs:49:13 [INFO] [stdout] | [INFO] [stdout] 46 | let mut cmd = Command::new(p.join("verilator_bin")); [INFO] [stdout] | --- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 49 | cmd.output().ok().map(|output| { [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 `verilator` (lib test) due to 3 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [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/gen.rs:327:19 [INFO] [stdout] | [INFO] [stdout] 327 | .find(|p| fs::metadata(p).is_ok()) [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `verilator` (lib) due to 3 previous errors [INFO] running `Command { std: "docker" "inspect" "17a83c4fcea731ee70df46ca0abb1b2ed50136ee163d13ffa3ac10ee2859f816", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "17a83c4fcea731ee70df46ca0abb1b2ed50136ee163d13ffa3ac10ee2859f816", kill_on_drop: false }` [INFO] [stdout] 17a83c4fcea731ee70df46ca0abb1b2ed50136ee163d13ffa3ac10ee2859f816