[INFO] cloning repository https://github.com/melvinw/rust-bpf
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/melvinw/rust-bpf" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmelvinw%2Frust-bpf", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmelvinw%2Frust-bpf'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 673b26301563759f232e9665febd00ee3db75089
[INFO] documenting melvinw/rust-bpf against try#66dfc4e010913fbed0c4ea91fc2c010004b0f441 for pr-73566
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmelvinw%2Frust-bpf" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/melvinw/rust-bpf on toolchain 66dfc4e010913fbed0c4ea91fc2c010004b0f441
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/melvinw/rust-bpf
[INFO] finished tweaking git repo https://github.com/melvinw/rust-bpf
[INFO] tweaked toml for git repo https://github.com/melvinw/rust-bpf written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/melvinw/rust-bpf already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3753049a82cb9748495fb2569ea1075d8c40bcd4f99226417b2d46b9a66b7d20
[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" "3753049a82cb9748495fb2569ea1075d8c40bcd4f99226417b2d46b9a66b7d20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3753049a82cb9748495fb2569ea1075d8c40bcd4f99226417b2d46b9a66b7d20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3753049a82cb9748495fb2569ea1075d8c40bcd4f99226417b2d46b9a66b7d20", kill_on_drop: false }`
[INFO] [stdout] 3753049a82cb9748495fb2569ea1075d8c40bcd4f99226417b2d46b9a66b7d20
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "RUSTDOCFLAGS=--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@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7cca10a180393e0460438cdf1a04b2c7f9fc88de7de23e590050a45e5240a60f
[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" "7cca10a180393e0460438cdf1a04b2c7f9fc88de7de23e590050a45e5240a60f", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.32
[INFO] [stderr]     Checking lazy_static v0.2.9
[INFO] [stderr]     Checking regex-syntax v0.4.1
[INFO] [stderr]     Checking utf8-ranges v1.0.0
[INFO] [stderr]     Checking byteorder v1.1.0
[INFO] [stderr]     Checking thread_local v0.3.4
[INFO] [stderr]     Checking memchr v1.0.2
[INFO] [stderr]     Checking aho-corasick v0.6.3
[INFO] [stderr]     Checking regex v0.2.2
[INFO] [stderr]     Checking rust_bpf v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting rust_bpf v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `[k]` cannot be resolved, ignoring it.
[INFO] [stdout]   --> src/assembler/main.rs:69:24
[INFO] [stdout]    |
[INFO] [stdout] 69 | ///   1               [k]                  BHW at byte offset k in the packet
[INFO] [stdout]    |                        ^ cannot be resolved, ignoring
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(intra_doc_link_resolution_failure)]` on by default
[INFO] [stdout]    = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `[k]` cannot be resolved, ignoring it.
[INFO] [stdout]   --> src/assembler/main.rs:71:25
[INFO] [stdout]    |
[INFO] [stdout] 71 | ///   3               M[k]                 Word at offset k in M[]
[INFO] [stdout]    |                         ^ cannot be resolved, ignoring
[INFO] [stdout]    |
[INFO] [stdout]    = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `[k]` cannot be resolved, ignoring it.
[INFO] [stdout]   --> src/assembler/main.rs:73:27
[INFO] [stdout]    |
[INFO] [stdout] 73 | ///   5               4*([k]&0xf)          Lower nibble * 4 at byte offset k in the packet
[INFO] [stdout]    |                           ^ cannot be resolved, ignoring
[INFO] [stdout]    |
[INFO] [stdout]    = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `[k]` cannot be resolved, ignoring it.
[INFO] [stdout]    --> src/common/instruction.rs:101:19
[INFO] [stdout]     |
[INFO] [stdout] 101 | /// Load 4 * (pkt[k] & 0x0F) into the index register
[INFO] [stdout]     |                   ^ cannot be resolved, ignoring
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(intra_doc_link_resolution_failure)]` on by default
[INFO] [stdout]     = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.13s
[INFO] running `Command { std: "docker" "inspect" "7cca10a180393e0460438cdf1a04b2c7f9fc88de7de23e590050a45e5240a60f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7cca10a180393e0460438cdf1a04b2c7f9fc88de7de23e590050a45e5240a60f", kill_on_drop: false }`
[INFO] [stdout] 7cca10a180393e0460438cdf1a04b2c7f9fc88de7de23e590050a45e5240a60f