[INFO] fetching crate xdpsock-ffi 0.1.0...
[INFO] building xdpsock-ffi-0.1.0 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate xdpsock-ffi 0.1.0 into /workspace/builds/worker-5-tc2/source
[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-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate xdpsock-ffi 0.1.0 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 24 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 23480e29e691710abef1c09395e2e791010e62b04c8903ffd6ccf59c515dc640
[INFO] running `Command { std: "docker" "start" "-a" "23480e29e691710abef1c09395e2e791010e62b04c8903ffd6ccf59c515dc640", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "23480e29e691710abef1c09395e2e791010e62b04c8903ffd6ccf59c515dc640", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23480e29e691710abef1c09395e2e791010e62b04c8903ffd6ccf59c515dc640", kill_on_drop: false }`
[INFO] [stdout] 23480e29e691710abef1c09395e2e791010e62b04c8903ffd6ccf59c515dc640
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1bbe17561d185746ad17ae1730ad1501a03af191105e5dcfd0da354f778c12c9
[INFO] running `Command { std: "docker" "start" "-a" "1bbe17561d185746ad17ae1730ad1501a03af191105e5dcfd0da354f778c12c9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libbpf-sys v0.3.0-2
[INFO] [stderr]    Compiling num_cpus v1.17.0
[INFO] [stderr]    Compiling errno v0.2.8
[INFO] [stderr]    Compiling etherparse v0.9.0
[INFO] [stderr]    Compiling core_affinity v0.5.10
[INFO] [stderr]    Compiling xdpsock v0.1.0
[INFO] [stderr]    Compiling 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)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(unused)]`) 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::<T>::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)]` (part of `#[warn(unused)]`) 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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.31s
[INFO] running `Command { std: "docker" "inspect" "1bbe17561d185746ad17ae1730ad1501a03af191105e5dcfd0da354f778c12c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1bbe17561d185746ad17ae1730ad1501a03af191105e5dcfd0da354f778c12c9", kill_on_drop: false }`
[INFO] [stdout] 1bbe17561d185746ad17ae1730ad1501a03af191105e5dcfd0da354f778c12c9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fda1ee9f1a2bdda120998189546bfc9d08ff083dcc025f12d53e896f983c6dff
[INFO] running `Command { std: "docker" "start" "-a" "fda1ee9f1a2bdda120998189546bfc9d08ff083dcc025f12d53e896f983c6dff", kill_on_drop: false }`
[INFO] [stderr]    Compiling 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)]` (part of `#[warn(unused)]`) 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]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) 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] 
[INFO] [stdout] warning: unused return value of `Box::<T>::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)]` (part of `#[warn(unused)]`) 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] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `Command { std: "docker" "inspect" "fda1ee9f1a2bdda120998189546bfc9d08ff083dcc025f12d53e896f983c6dff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fda1ee9f1a2bdda120998189546bfc9d08ff083dcc025f12d53e896f983c6dff", kill_on_drop: false }`
[INFO] [stdout] fda1ee9f1a2bdda120998189546bfc9d08ff083dcc025f12d53e896f983c6dff