[INFO] fetching crate linux-io-uring-sys 0.0.4...
[INFO] checking linux-io-uring-sys-0.0.4 against master#836c31742687ba4e2f857b5b698e1e9e6b67619c for pr-81789
[INFO] extracting crate linux-io-uring-sys 0.0.4 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate linux-io-uring-sys 0.0.4 on toolchain 836c31742687ba4e2f857b5b698e1e9e6b67619c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate linux-io-uring-sys 0.0.4
[INFO] finished tweaking crates.io crate linux-io-uring-sys 0.0.4
[INFO] tweaked toml for crates.io crate linux-io-uring-sys 0.0.4 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9c717df678d49529c634752a9a747376274fe1c0a426c210a47712962a8ccd35
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "9c717df678d49529c634752a9a747376274fe1c0a426c210a47712962a8ccd35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9c717df678d49529c634752a9a747376274fe1c0a426c210a47712962a8ccd35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c717df678d49529c634752a9a747376274fe1c0a426c210a47712962a8ccd35", kill_on_drop: false }`
[INFO] [stdout] 9c717df678d49529c634752a9a747376274fe1c0a426c210a47712962a8ccd35
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dd68f62621d7506ebc30e8629b73ecb812655089cda4067d0e6cf769089dd938
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "dd68f62621d7506ebc30e8629b73ecb812655089cda4067d0e6cf769089dd938", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]    Compiling linux-io-uring-sys v0.0.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `bindgen_test_layout___kernel_timespec` should have a snake case name
[INFO] [stdout]   --> src/sys.rs:45:4
[INFO] [stdout]    |
[INFO] [stdout] 45 | fn bindgen_test_layout___kernel_timespec() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `bindgen_test_layout_kernel_timespec`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `bindgen_test_layout_io_uring_sqe__bindgen_ty_1` should have a snake case name
[INFO] [stdout]    --> src/sys.rs:100:4
[INFO] [stdout]     |
[INFO] [stdout] 100 | fn bindgen_test_layout_io_uring_sqe__bindgen_ty_1() {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `bindgen_test_layout_io_uring_sqe_bindgen_ty_1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `bindgen_test_layout_io_uring_sqe__bindgen_ty_2` should have a snake case name
[INFO] [stdout]    --> src/sys.rs:153:4
[INFO] [stdout]     |
[INFO] [stdout] 153 | fn bindgen_test_layout_io_uring_sqe__bindgen_ty_2() {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `bindgen_test_layout_io_uring_sqe_bindgen_ty_2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `bindgen_test_layout_io_uring_sqe__bindgen_ty_3` should have a snake case name
[INFO] [stdout]    --> src/sys.rs:278:4
[INFO] [stdout]     |
[INFO] [stdout] 278 | fn bindgen_test_layout_io_uring_sqe__bindgen_ty_3() {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `bindgen_test_layout_io_uring_sqe_bindgen_ty_3`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.37s
[INFO] running `Command { std: "docker" "inspect" "dd68f62621d7506ebc30e8629b73ecb812655089cda4067d0e6cf769089dd938", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd68f62621d7506ebc30e8629b73ecb812655089cda4067d0e6cf769089dd938", kill_on_drop: false }`
[INFO] [stdout] dd68f62621d7506ebc30e8629b73ecb812655089cda4067d0e6cf769089dd938