[INFO] fetching crate ebpf-support 0.1.0...
[INFO] checking ebpf-support-0.1.0 against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248
[INFO] extracting crate ebpf-support 0.1.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate ebpf-support 0.1.0 on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0bef1d4184dfb8d2f8ec005b819fee7e14d794ea28bcf2f65d8f7771c8bc25f1
[INFO] running `Command { std: "docker" "start" "-a" "0bef1d4184dfb8d2f8ec005b819fee7e14d794ea28bcf2f65d8f7771c8bc25f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0bef1d4184dfb8d2f8ec005b819fee7e14d794ea28bcf2f65d8f7771c8bc25f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0bef1d4184dfb8d2f8ec005b819fee7e14d794ea28bcf2f65d8f7771c8bc25f1", kill_on_drop: false }`
[INFO] [stdout] 0bef1d4184dfb8d2f8ec005b819fee7e14d794ea28bcf2f65d8f7771c8bc25f1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f411e3de92141dae3523c1f9987a7c43a7a03b1d63fb995e0d176f22f896de06
[INFO] running `Command { std: "docker" "start" "-a" "f411e3de92141dae3523c1f9987a7c43a7a03b1d63fb995e0d176f22f896de06", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking libc v0.2.98
[INFO] [stderr]     Checking bitflags v1.2.1
[INFO] [stderr]     Checking ebpf-support v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: missing documentation for an associated constant
[INFO] [stdout]   --> src/ffi/OpenFlags.rs:5:1
[INFO] [stdout]    |
[INFO] [stdout] 5  | / bitflags!
[INFO] [stdout] 6  | | {
[INFO] [stdout] 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_B...
[INFO] [stdout] 8  | |     pub struct OpenFlags: u32
[INFO] [stdout] ...  |
[INFO] [stdout] 11 | |     }
[INFO] [stdout] 12 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:8:9
[INFO] [stdout]    |
[INFO] [stdout] 8  | #![deny(missing_docs)]
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout]    = note: this error originates in the macro `__impl_bitflags` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: missing documentation for an associated constant
[INFO] [stdout]   --> src/ffi/TaskFileDescriptorQueryFlags.rs:5:1
[INFO] [stdout]    |
[INFO] [stdout] 5  | / bitflags!
[INFO] [stdout] 6  | | {
[INFO] [stdout] 7  | |     /// Flags used for the `bpf_cmd::TASK_FD_QUERY` bpf syscall command.
[INFO] [stdout] 8  | |     pub struct TaskFileDescriptorQueryFlags: u32
[INFO] [stdout] ...  |
[INFO] [stdout] 11 | |     }
[INFO] [stdout] 12 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `__impl_bitflags` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ebpf-support` due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "f411e3de92141dae3523c1f9987a7c43a7a03b1d63fb995e0d176f22f896de06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f411e3de92141dae3523c1f9987a7c43a7a03b1d63fb995e0d176f22f896de06", kill_on_drop: false }`
[INFO] [stdout] f411e3de92141dae3523c1f9987a7c43a7a03b1d63fb995e0d176f22f896de06