[INFO] fetching crate libbpf-rs 0.24.4... [INFO] checking libbpf-rs-0.24.4 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] extracting crate libbpf-rs 0.24.4 into /workspace/builds/worker-0-tc2/source [INFO] validating manifest of crates.io crate libbpf-rs 0.24.4 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] removed /workspace/builds/worker-0-tc2/source/.cargo/config.toml [INFO] started tweaking crates.io crate libbpf-rs 0.24.4 [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate libbpf-rs 0.24.4 [INFO] tweaked toml for crates.io crate libbpf-rs 0.24.4 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 47 packages to latest compatible versions [INFO] [stderr] Adding linux-raw-sys v0.4.14 (available: v0.6.5) [INFO] [stderr] Adding probe v0.3.0 (available: v0.5.1) [INFO] [stderr] Adding windows-sys v0.52.0 (available: v0.59.0) [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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 7870cf13e8c5bdd152451756cbb615a52b99a6d8029a6727d28bb72ba2d6b8e1 [INFO] running `Command { std: "docker" "start" "-a" "7870cf13e8c5bdd152451756cbb615a52b99a6d8029a6727d28bb72ba2d6b8e1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7870cf13e8c5bdd152451756cbb615a52b99a6d8029a6727d28bb72ba2d6b8e1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7870cf13e8c5bdd152451756cbb615a52b99a6d8029a6727d28bb72ba2d6b8e1", kill_on_drop: false }` [INFO] [stdout] 7870cf13e8c5bdd152451756cbb615a52b99a6d8029a6727d28bb72ba2d6b8e1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 5f2e522a0786502618e40b922c7f8981e813ba9521b47af00635436380e0f372 [INFO] running `Command { std: "docker" "start" "-a" "5f2e522a0786502618e40b922c7f8981e813ba9521b47af00635436380e0f372", kill_on_drop: false }` [INFO] [stderr] Compiling shlex v1.3.0 [INFO] [stderr] Compiling cfg_aliases v0.2.1 [INFO] [stderr] Compiling libc v0.2.159 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling bitflags v2.6.0 [INFO] [stderr] Compiling proc-macro2 v1.0.86 [INFO] [stderr] Compiling pkg-config v0.3.31 [INFO] [stderr] Compiling unicode-ident v1.0.13 [INFO] [stderr] Compiling lock_api v0.4.12 [INFO] [stderr] Compiling nix v0.29.0 [INFO] [stderr] Compiling cc v1.1.22 [INFO] [stderr] Compiling parking_lot_core v0.9.10 [INFO] [stderr] Compiling rustix v0.38.37 [INFO] [stderr] Checking smallvec v1.13.2 [INFO] [stderr] Checking scopeguard v1.2.0 [INFO] [stderr] Checking sdd v3.0.3 [INFO] [stderr] Checking linux-raw-sys v0.4.14 [INFO] [stderr] Checking once_cell v1.19.0 [INFO] [stderr] Compiling quote v1.0.37 [INFO] [stderr] Checking parking_lot v0.12.3 [INFO] [stderr] Compiling syn v2.0.79 [INFO] [stderr] Checking scc v2.1.17 [INFO] [stderr] Checking fastrand v2.1.1 [INFO] [stderr] Checking log v0.4.22 [INFO] [stderr] Checking memmem v0.1.1 [INFO] [stderr] Checking probe v0.3.0 [INFO] [stderr] Checking plain v0.2.3 [INFO] [stderr] Compiling vsprintf v2.0.0 [INFO] [stderr] Checking tempfile v3.13.0 [INFO] [stderr] Compiling serial_test_derive v3.1.1 [INFO] [stderr] Compiling test-tag v0.1.4 [INFO] [stderr] Compiling libbpf-sys v1.4.5+v1.4.5 [INFO] [stderr] Checking serial_test v3.1.1 [INFO] [stderr] Compiling libbpf-rs v0.24.4 (/opt/rustwide/workdir) [INFO] [stdout] error: this value of type `std::result::Result>, error::Error>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/btf/mod.rs:273:15 [INFO] [stdout] | [INFO] [stdout] 252 | let cname = CString::new(name) [INFO] [stdout] | ----- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 273 | match Self::from_bpf_object_raw(bpf_obj) { [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: this value of type `std::result::Result>, error::Error>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/btf/mod.rs:273:15 [INFO] [stdout] | [INFO] [stdout] 252 | let cname = CString::new(name) [INFO] [stdout] | ----- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 273 | match Self::from_bpf_object_raw(bpf_obj) { [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 `libbpf-rs` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `libbpf-rs` (lib test) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "5f2e522a0786502618e40b922c7f8981e813ba9521b47af00635436380e0f372", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5f2e522a0786502618e40b922c7f8981e813ba9521b47af00635436380e0f372", kill_on_drop: false }` [INFO] [stdout] 5f2e522a0786502618e40b922c7f8981e813ba9521b47af00635436380e0f372