[INFO] crate ebpf-support 0.1.0 is already in cache
[INFO] checking ebpf-support-0.1.0 against master#209b2be09fcaff937480d1fbbe8b31646e361c7a for pr-70917
[INFO] extracting crate ebpf-support 0.1.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate ebpf-support 0.1.0 on toolchain 209b2be09fcaff937480d1fbbe8b31646e361c7a
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate ebpf-support 0.1.0
[INFO] finished tweaking crates.io crate ebpf-support 0.1.0
[INFO] tweaked toml for crates.io crate ebpf-support 0.1.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7d44f001a4794acfb67070e08a52d612d97b1929ae5adf7e789d7bd89ac2d187
[INFO] running `"docker" "start" "-a" "7d44f001a4794acfb67070e08a52d612d97b1929ae5adf7e789d7bd89ac2d187"`
[INFO] [stderr]     Checking ebpf-support v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: missing documentation for an associated constant
[INFO] [stderr]   --> src/ffi/OpenFlags.rs:5:1
[INFO] [stderr]    |
[INFO] [stderr] 5  | / bitflags!
[INFO] [stderr] 6  | | {
[INFO] [stderr] 7  | |     /// Flags used for the  `bpf_cmd::PROG_GET_NEXT_ID`, `bpf_cmd::MAP_GET_NEXT_ID`, `bpf_cmd::PROG_GET_FD_BY_ID`, `bpf_cmd::MAP_GET_FD_BY_ID` and `bpf::BTF_GET_FD_BY_ID` bpf syscall commands.
[INFO] [stderr] 8  | |     pub struct OpenFlags: u32
[INFO] [stderr] ...  |
[INFO] [stderr] 11 | |     }
[INFO] [stderr] 12 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]   --> src/lib.rs:8:9
[INFO] [stderr]    |
[INFO] [stderr] 8  | #![deny(missing_docs)]
[INFO] [stderr]    |         ^^^^^^^^^^^^
[INFO] [stderr]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: missing documentation for an associated constant
[INFO] [stderr]   --> src/ffi/TaskFileDescriptorQueryFlags.rs:5:1
[INFO] [stderr]    |
[INFO] [stderr] 5  | / bitflags!
[INFO] [stderr] 6  | | {
[INFO] [stderr] 7  | |     /// Flags used for the `bpf_cmd::TASK_FD_QUERY` bpf syscall command.
[INFO] [stderr] 8  | |     pub struct TaskFileDescriptorQueryFlags: u32
[INFO] [stderr] ...  |
[INFO] [stderr] 11 | |     }
[INFO] [stderr] 12 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `ebpf-support`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "7d44f001a4794acfb67070e08a52d612d97b1929ae5adf7e789d7bd89ac2d187"`
[INFO] running `"docker" "rm" "-f" "7d44f001a4794acfb67070e08a52d612d97b1929ae5adf7e789d7bd89ac2d187"`
[INFO] [stdout] 7d44f001a4794acfb67070e08a52d612d97b1929ae5adf7e789d7bd89ac2d187
