[INFO] fetching crate xdpsock-ffi 0.1.0... [INFO] checking xdpsock-ffi-0.1.0 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] extracting crate xdpsock-ffi 0.1.0 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate xdpsock-ffi 0.1.0 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] started tweaking crates.io crate xdpsock-ffi 0.1.0 [INFO] finished tweaking crates.io crate xdpsock-ffi 0.1.0 [INFO] tweaked toml for crates.io crate xdpsock-ffi 0.1.0 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" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 23 packages to latest compatible versions [INFO] [stderr] Adding bitflags v1.3.2 (available: v2.6.0) [INFO] [stderr] Adding core_affinity v0.5.10 (available: v0.8.1) [INFO] [stderr] Adding errno v0.2.8 (available: v0.3.9) [INFO] [stderr] Adding etherparse v0.9.0 (available: v0.16.0) [INFO] [stderr] Adding hermit-abi v0.3.9 (available: v0.4.0) [INFO] [stderr] Adding libbpf-sys v0.3.0-2 (available: v1.4.5+v1.4.5) [INFO] [stderr] Adding winapi v0.2.8 (available: v0.3.9) [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-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 52efce97f8a277e1009a9e2fb0dcc713c5d609a77cdfad0191df5350162b832c [INFO] running `Command { std: "docker" "start" "-a" "52efce97f8a277e1009a9e2fb0dcc713c5d609a77cdfad0191df5350162b832c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "52efce97f8a277e1009a9e2fb0dcc713c5d609a77cdfad0191df5350162b832c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "52efce97f8a277e1009a9e2fb0dcc713c5d609a77cdfad0191df5350162b832c", kill_on_drop: false }` [INFO] [stdout] 52efce97f8a277e1009a9e2fb0dcc713c5d609a77cdfad0191df5350162b832c [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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7dce2a2c63ef3a3dea0e9244bdedf72a8c5c23e8799fe808d05f16277d8538ae [INFO] running `Command { std: "docker" "start" "-a" "7dce2a2c63ef3a3dea0e9244bdedf72a8c5c23e8799fe808d05f16277d8538ae", kill_on_drop: false }` [INFO] [stderr] Checking etherparse v0.9.0 [INFO] [stderr] Compiling libbpf-sys v0.3.0-2 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking errno v0.2.8 [INFO] [stderr] Checking core_affinity v0.5.10 [INFO] [stderr] Checking xdpsock v0.1.0 [INFO] [stderr] Checking xdpsock-ffi v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `SocketConfig` and `UmemConfig` [INFO] [stdout] --> src/lib.rs:2:25 [INFO] [stdout] | [INFO] [stdout] 2 | socket::{BindFlags, SocketConfig, SocketConfigBuilder, XdpFlags}, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 3 | umem::{UmemConfig, UmemConfigBuilder}, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `SocketConfig` and `UmemConfig` [INFO] [stdout] --> src/lib.rs:2:25 [INFO] [stdout] | [INFO] [stdout] 2 | socket::{BindFlags, SocketConfig, SocketConfigBuilder, XdpFlags}, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 3 | umem::{UmemConfig, UmemConfigBuilder}, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:37:9 [INFO] [stdout] | [INFO] [stdout] 37 | let mut xsk = Xsk2::new(&ifname, 0, umem_config, socket_config, n_tx_frames as usize); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:81:9 [INFO] [stdout] | [INFO] [stdout] 81 | let mut pkt = unsafe { [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:37:9 [INFO] [stdout] | [INFO] [stdout] 37 | let mut xsk = Xsk2::new(&ifname, 0, umem_config, socket_config, n_tx_frames as usize); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:81:9 [INFO] [stdout] | [INFO] [stdout] 81 | let mut pkt = unsafe { [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Box::::from_raw` that must be used [INFO] [stdout] --> src/lib.rs:55:9 [INFO] [stdout] | [INFO] [stdout] 55 | Box::from_raw(xsk_ptr); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box` [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 55 | let _ = Box::from_raw(xsk_ptr); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Box::::from_raw` that must be used [INFO] [stdout] --> src/lib.rs:55:9 [INFO] [stdout] | [INFO] [stdout] 55 | Box::from_raw(xsk_ptr); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box` [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 55 | let _ = Box::from_raw(xsk_ptr); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.25s [INFO] running `Command { std: "docker" "inspect" "7dce2a2c63ef3a3dea0e9244bdedf72a8c5c23e8799fe808d05f16277d8538ae", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7dce2a2c63ef3a3dea0e9244bdedf72a8c5c23e8799fe808d05f16277d8538ae", kill_on_drop: false }` [INFO] [stdout] 7dce2a2c63ef3a3dea0e9244bdedf72a8c5c23e8799fe808d05f16277d8538ae