[INFO] fetching crate assert_matches 1.5.0... [INFO] checking assert_matches-1.5.0 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate assert_matches 1.5.0 into /workspace/builds/worker-1-tc2/source [INFO] validating manifest of crates.io crate assert_matches 1.5.0 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 assert_matches 1.5.0 [INFO] finished tweaking crates.io crate assert_matches 1.5.0 [INFO] tweaked toml for crates.io crate assert_matches 1.5.0 written to /workspace/builds/worker-1-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] 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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 7e0e62042324ca7e53da5bfe4b3bc4c3b1e51cc14f5eb6f43c023fb75c2aedbd [INFO] running `Command { std: "docker" "start" "-a" "7e0e62042324ca7e53da5bfe4b3bc4c3b1e51cc14f5eb6f43c023fb75c2aedbd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7e0e62042324ca7e53da5bfe4b3bc4c3b1e51cc14f5eb6f43c023fb75c2aedbd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7e0e62042324ca7e53da5bfe4b3bc4c3b1e51cc14f5eb6f43c023fb75c2aedbd", kill_on_drop: false }` [INFO] [stdout] 7e0e62042324ca7e53da5bfe4b3bc4c3b1e51cc14f5eb6f43c023fb75c2aedbd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] ac259f8a1df2685a1b2227c90081b6116a92f520103d75764090a30c03d4cfc4 [INFO] running `Command { std: "docker" "start" "-a" "ac259f8a1df2685a1b2227c90081b6116a92f520103d75764090a30c03d4cfc4", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Checking assert_matches v1.5.0 (/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:276:10 [INFO] [stdout] | [INFO] [stdout] 271 | fn panic_message(f: F) -> String [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 272 | where F: FnOnce() + UnwindSafe { [INFO] [stdout] 273 | let err = catch_unwind(f) [INFO] [stdout] | --- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 276 | *err.downcast::() [INFO] [stdout] | __________^ [INFO] [stdout] 277 | | .expect("function panicked with non-String value") [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: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `assert_matches` (lib test) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "ac259f8a1df2685a1b2227c90081b6116a92f520103d75764090a30c03d4cfc4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ac259f8a1df2685a1b2227c90081b6116a92f520103d75764090a30c03d4cfc4", kill_on_drop: false }` [INFO] [stdout] ac259f8a1df2685a1b2227c90081b6116a92f520103d75764090a30c03d4cfc4