[INFO] fetching crate rxdp 0.3.1...
[INFO] building rxdp-0.3.1 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate rxdp 0.3.1 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate rxdp 0.3.1
[INFO] finished tweaking crates.io crate rxdp 0.3.1
[INFO] tweaked toml for crates.io crate rxdp 0.3.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rxdp 0.3.1 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 80 packages to latest compatible versions
[INFO] [stderr]       Adding bitflags v1.3.2 (available: v2.9.4)
[INFO] [stderr]       Adding criterion v0.3.6 (available: v0.7.0)
[INFO] [stderr]       Adding errno v0.2.8 (available: v0.3.14)
[INFO] [stderr]       Adding libbpf-sys v0.1.0-1 (available: v1.6.1+v1.6.1)
[INFO] [stderr]       Adding rand v0.7.3 (available: v0.9.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 297b9afd7e502020febf2c2ce21c69fd43377958f4809a1aff998fd5d7c5f430
[INFO] running `Command { std: "docker" "start" "-a" "297b9afd7e502020febf2c2ce21c69fd43377958f4809a1aff998fd5d7c5f430", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "297b9afd7e502020febf2c2ce21c69fd43377958f4809a1aff998fd5d7c5f430", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "297b9afd7e502020febf2c2ce21c69fd43377958f4809a1aff998fd5d7c5f430", kill_on_drop: false }`
[INFO] [stdout] 297b9afd7e502020febf2c2ce21c69fd43377958f4809a1aff998fd5d7c5f430
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 460dd5d1fca3e74b96dccd7c1d7ae4414191209a0c06a6f6a4b9f1f4c37cc310
[INFO] running `Command { std: "docker" "start" "-a" "460dd5d1fca3e74b96dccd7c1d7ae4414191209a0c06a6f6a4b9f1f4c37cc310", kill_on_drop: false }`
[INFO] [stderr]    Compiling libbpf-sys v0.1.0-1
[INFO] [stderr]    Compiling rxdp v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling crossbeam-channel v0.5.15
[INFO] [stderr]    Compiling errno v0.2.8
[INFO] [stdout] warning: functions generic over types or consts must be mangled
[INFO] [stdout]   --> src/perf_event_handler.rs:53:5
[INFO] [stdout]    |
[INFO] [stdout] 52 |     #[no_mangle]
[INFO] [stdout]    |     ------------ help: remove this attribute
[INFO] [stdout] 53 |     unsafe extern "C" fn sample_event(ctx: *mut c_void, cpu: i32, data: *mut c_void, size: u32) {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(no_mangle_generic_items)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: functions generic over types or consts must be mangled
[INFO] [stdout]   --> src/perf_event_handler.rs:59:5
[INFO] [stdout]    |
[INFO] [stdout] 58 |     #[no_mangle]
[INFO] [stdout]    |     ------------ help: remove this attribute
[INFO] [stdout] 59 |     unsafe extern "C" fn lost_event(ctx: *mut c_void, cpu: i32, cnt: u64) {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.72s
[INFO] running `Command { std: "docker" "inspect" "460dd5d1fca3e74b96dccd7c1d7ae4414191209a0c06a6f6a4b9f1f4c37cc310", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "460dd5d1fca3e74b96dccd7c1d7ae4414191209a0c06a6f6a4b9f1f4c37cc310", kill_on_drop: false }`
[INFO] [stdout] 460dd5d1fca3e74b96dccd7c1d7ae4414191209a0c06a6f6a4b9f1f4c37cc310
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f98c846b589b9b779a1d1ced30289cb89609e475a74631361bd833bd1a2f786d
[INFO] running `Command { std: "docker" "start" "-a" "f98c846b589b9b779a1d1ced30289cb89609e475a74631361bd833bd1a2f786d", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling csv-core v0.1.12
[INFO] [stdout] warning: functions generic over types or consts must be mangled
[INFO] [stdout]   --> src/perf_event_handler.rs:53:5
[INFO] [stdout]    |
[INFO] [stdout] 52 |     #[no_mangle]
[INFO] [stdout]    |     ------------ help: remove this attribute
[INFO] [stdout] 53 |     unsafe extern "C" fn sample_event(ctx: *mut c_void, cpu: i32, data: *mut c_void, size: u32) {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(no_mangle_generic_items)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: functions generic over types or consts must be mangled
[INFO] [stdout]   --> src/perf_event_handler.rs:59:5
[INFO] [stdout]    |
[INFO] [stdout] 58 |     #[no_mangle]
[INFO] [stdout]    |     ------------ help: remove this attribute
[INFO] [stdout] 59 |     unsafe extern "C" fn lost_event(ctx: *mut c_void, cpu: i32, cnt: u64) {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling csv v1.3.1
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling criterion v0.3.6
[INFO] [stderr]    Compiling rxdp v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: functions generic over types or consts must be mangled
[INFO] [stdout]   --> src/perf_event_handler.rs:53:5
[INFO] [stdout]    |
[INFO] [stdout] 52 |     #[no_mangle]
[INFO] [stdout]    |     ------------ help: remove this attribute
[INFO] [stdout] 53 |     unsafe extern "C" fn sample_event(ctx: *mut c_void, cpu: i32, data: *mut c_void, size: u32) {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(no_mangle_generic_items)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: functions generic over types or consts must be mangled
[INFO] [stdout]   --> src/perf_event_handler.rs:59:5
[INFO] [stdout]    |
[INFO] [stdout] 58 |     #[no_mangle]
[INFO] [stdout]    |     ------------ help: remove this attribute
[INFO] [stdout] 59 |     unsafe extern "C" fn lost_event(ctx: *mut c_void, cpu: i32, cnt: u64) {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 13.25s
[INFO] running `Command { std: "docker" "inspect" "f98c846b589b9b779a1d1ced30289cb89609e475a74631361bd833bd1a2f786d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f98c846b589b9b779a1d1ced30289cb89609e475a74631361bd833bd1a2f786d", kill_on_drop: false }`
[INFO] [stdout] f98c846b589b9b779a1d1ced30289cb89609e475a74631361bd833bd1a2f786d