[INFO] fetching crate lep 0.5.0... [INFO] building lep-0.5.0 against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523 [INFO] extracting crate lep 0.5.0 into /workspace/builds/worker-1-tc1/source [INFO] validating manifest of crates.io crate lep 0.5.0 on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate lep 0.5.0 [INFO] removed 0 missing examples [INFO] finished tweaking crates.io crate lep 0.5.0 [INFO] tweaked toml for crates.io crate lep 0.5.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] crate crates.io crate lep 0.5.0 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded utf8parse v0.1.1 [INFO] [stderr] Downloaded dirs-sys v0.3.4 [INFO] [stderr] Downloaded rustyline v6.0.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5ea408ae43e41f70a9ea0ce668971bc13ac70928ca43e9c9ca02a8f04ba3287c [INFO] running `Command { std: "docker" "start" "-a" "5ea408ae43e41f70a9ea0ce668971bc13ac70928ca43e9c9ca02a8f04ba3287c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5ea408ae43e41f70a9ea0ce668971bc13ac70928ca43e9c9ca02a8f04ba3287c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5ea408ae43e41f70a9ea0ce668971bc13ac70928ca43e9c9ca02a8f04ba3287c", kill_on_drop: false }` [INFO] [stdout] 5ea408ae43e41f70a9ea0ce668971bc13ac70928ca43e9c9ca02a8f04ba3287c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9b8031ee242ac012d65b707dbf30ac95544efc66e46990c0b9c44fa260a07171 [INFO] running `Command { std: "docker" "start" "-a" "9b8031ee242ac012d65b707dbf30ac95544efc66e46990c0b9c44fa260a07171", kill_on_drop: false }` [INFO] [stderr] Compiling lep v0.5.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.19s [INFO] running `Command { std: "docker" "inspect" "9b8031ee242ac012d65b707dbf30ac95544efc66e46990c0b9c44fa260a07171", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9b8031ee242ac012d65b707dbf30ac95544efc66e46990c0b9c44fa260a07171", kill_on_drop: false }` [INFO] [stdout] 9b8031ee242ac012d65b707dbf30ac95544efc66e46990c0b9c44fa260a07171 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 69d9416abd7ff96284102813fbd4b7c2eebf401f5cf0b2d8d78c5e59e897fb18 [INFO] running `Command { std: "docker" "start" "-a" "69d9416abd7ff96284102813fbd4b7c2eebf401f5cf0b2d8d78c5e59e897fb18", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.67 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling nix v0.14.1 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling utf8parse v0.1.1 [INFO] [stderr] Compiling unicode-segmentation v1.6.0 [INFO] [stderr] Compiling unicode-width v0.1.7 [INFO] [stderr] Compiling dirs-sys v0.3.4 [INFO] [stderr] Compiling dirs v2.0.2 [INFO] [stderr] Compiling rustyline v6.0.0 [INFO] [stderr] Compiling lep v0.5.0 (/opt/rustwide/workdir) [INFO] [stdout] error: relative drop order changing in Rust 2024 [INFO] [stdout] --> examples/cli.rs:24:11 [INFO] [stdout] | [INFO] [stdout] 19 | let mut domain = Domain::new(); [INFO] [stdout] | ---------- [INFO] [stdout] | | [INFO] [stdout] | `domain` calls a custom destructor [INFO] [stdout] | `domain` will be dropped later as of Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 24 | match eval_stmt(&mut domain, state, &line) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this value will be stored in a temporary; let us call it `#1` [INFO] [stdout] | up until Edition 2021 `#1` is dropped last but will be dropped earlier in Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 37 | } [INFO] [stdout] | - now the temporary value is dropped here, before the local variables in the block or statement [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#1` may invoke a custom destructor because it contains a trait object [INFO] [stdout] = note: `domain` may invoke a custom destructor because it contains a trait object [INFO] [stdout] = note: most of the time, changing drop order is harmless; inspect the `impl Drop`s for side effects like releasing locks or sending messages [INFO] [stdout] = note: requested on the command line with `-D tail-expr-drop-order` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `lep` (example "cli") due to 1 previous error [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: relative drop order changing in Rust 2024 [INFO] [stdout] --> examples/repl.rs:62:23 [INFO] [stdout] | [INFO] [stdout] 52 | let mut state = State::new(); [INFO] [stdout] | --------- [INFO] [stdout] | | [INFO] [stdout] | `state` calls a custom destructor [INFO] [stdout] | `state` will be dropped later as of Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 62 | match eval_stmt(&mut domain, state.clone(), &line) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this value will be stored in a temporary; let us call it `#1` [INFO] [stdout] | up until Edition 2021 `#1` is dropped last but will be dropped earlier in Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 86 | } [INFO] [stdout] | - now the temporary value is dropped here, before the local variables in the block or statement [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#1` may invoke a custom destructor because it contains a trait object [INFO] [stdout] = note: `state` may invoke a custom destructor because it contains a trait object [INFO] [stdout] = note: most of the time, changing drop order is harmless; inspect the `impl Drop`s for side effects like releasing locks or sending messages [INFO] [stdout] = note: requested on the command line with `-D tail-expr-drop-order` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `lep` (example "repl") due to 1 previous error [INFO] running `Command { std: "docker" "inspect" "69d9416abd7ff96284102813fbd4b7c2eebf401f5cf0b2d8d78c5e59e897fb18", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "69d9416abd7ff96284102813fbd4b7c2eebf401f5cf0b2d8d78c5e59e897fb18", kill_on_drop: false }` [INFO] [stdout] 69d9416abd7ff96284102813fbd4b7c2eebf401f5cf0b2d8d78c5e59e897fb18