[INFO] fetching crate path-finding 0.8.0... [INFO] checking path-finding-0.8.0 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate path-finding 0.8.0 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate path-finding 0.8.0 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 path-finding 0.8.0 [INFO] finished tweaking crates.io crate path-finding 0.8.0 [INFO] tweaked toml for crates.io crate path-finding 0.8.0 written to /workspace/builds/worker-4-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 12 packages to latest compatible versions [INFO] [stderr] Adding hashbrown v0.12.3 (latest: v0.14.5) [INFO] [stderr] Adding indexmap v1.9.3 (latest: v2.5.0) [INFO] [stderr] Adding ordered-float v3.9.2 (latest: v4.2.2) [INFO] [stderr] Adding priority-queue v1.4.0 (latest: v2.1.0) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.77) [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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 383b54adcc35ed08074ba22980ffe3c2736d6ad8c6617d3b35ff1875e90cd195 [INFO] running `Command { std: "docker" "start" "-a" "383b54adcc35ed08074ba22980ffe3c2736d6ad8c6617d3b35ff1875e90cd195", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "383b54adcc35ed08074ba22980ffe3c2736d6ad8c6617d3b35ff1875e90cd195", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "383b54adcc35ed08074ba22980ffe3c2736d6ad8c6617d3b35ff1875e90cd195", kill_on_drop: false }` [INFO] [stdout] 383b54adcc35ed08074ba22980ffe3c2736d6ad8c6617d3b35ff1875e90cd195 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 9b2082a70b77346e3a2d48a5a28830a405b2b8dd89682023bfab92d6d0de344e [INFO] running `Command { std: "docker" "start" "-a" "9b2082a70b77346e3a2d48a5a28830a405b2b8dd89682023bfab92d6d0de344e", kill_on_drop: false }` [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling priority-queue v1.4.0 [INFO] [stderr] Checking ordered-float v3.9.2 [INFO] [stderr] Compiling derivative v2.2.0 [INFO] [stderr] Checking path-finding v0.8.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: ambiguous glob re-exports [INFO] [stdout] --> src/search.rs:2:9 [INFO] [stdout] | [INFO] [stdout] 2 | pub use breadth_first::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ the name `BreadthFirstSearch` in the type namespace is first re-exported here [INFO] [stdout] 3 | pub use depth_first::*; [INFO] [stdout] 4 | pub use dijkstra::*; [INFO] [stdout] | ----------- but the name `BreadthFirstSearch` in the type namespace is also re-exported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(ambiguous_glob_reexports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `breadth_first::*` [INFO] [stdout] --> src/search.rs:2:9 [INFO] [stdout] | [INFO] [stdout] 2 | pub use breadth_first::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: ambiguous glob re-exports [INFO] [stdout] --> src/search.rs:2:9 [INFO] [stdout] | [INFO] [stdout] 2 | pub use breadth_first::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ the name `BreadthFirstSearch` in the type namespace is first re-exported here [INFO] [stdout] 3 | pub use depth_first::*; [INFO] [stdout] 4 | pub use dijkstra::*; [INFO] [stdout] | ----------- but the name `BreadthFirstSearch` in the type namespace is also re-exported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(ambiguous_glob_reexports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `breadth_first::*` [INFO] [stdout] --> src/search.rs:2:9 [INFO] [stdout] | [INFO] [stdout] 2 | pub use breadth_first::*; [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/search/probing_bi.rs:56:65 [INFO] [stdout] | [INFO] [stdout] 56 | .map_or_else(|| Vec::new(), |w| path::walk_back(w.clone())); [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/search/probing_bi.rs:130:65 [INFO] [stdout] | [INFO] [stdout] 130 | .map_or_else(|| Vec::new(), |w| path::walk_back(w.clone())); [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; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `path-finding` (lib) due to 3 previous errors; 2 warnings emitted [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/search/probing_bi.rs:56:65 [INFO] [stdout] | [INFO] [stdout] 56 | .map_or_else(|| Vec::new(), |w| path::walk_back(w.clone())); [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/search/probing_bi.rs:130:65 [INFO] [stdout] | [INFO] [stdout] 130 | .map_or_else(|| Vec::new(), |w| path::walk_back(w.clone())); [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; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `path-finding` (lib test) due to 3 previous errors; 2 warnings emitted [INFO] running `Command { std: "docker" "inspect" "9b2082a70b77346e3a2d48a5a28830a405b2b8dd89682023bfab92d6d0de344e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9b2082a70b77346e3a2d48a5a28830a405b2b8dd89682023bfab92d6d0de344e", kill_on_drop: false }` [INFO] [stdout] 9b2082a70b77346e3a2d48a5a28830a405b2b8dd89682023bfab92d6d0de344e