[INFO] crate dlfcn 0.1.0 is already in cache
[INFO] documenting dlfcn-0.1.0 against try#66dfc4e010913fbed0c4ea91fc2c010004b0f441 for pr-73566
[INFO] extracting crate dlfcn 0.1.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate dlfcn 0.1.0 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 crates.io crate dlfcn 0.1.0
[INFO] finished tweaking crates.io crate dlfcn 0.1.0
[INFO] tweaked toml for crates.io crate dlfcn 0.1.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] running `Command { std: "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_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] 8cc92b98c016b1303d6aad1b2c9adbc8c13714ece69cb7cb847fdee76e7795fd
[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" "8cc92b98c016b1303d6aad1b2c9adbc8c13714ece69cb7cb847fdee76e7795fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8cc92b98c016b1303d6aad1b2c9adbc8c13714ece69cb7cb847fdee76e7795fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8cc92b98c016b1303d6aad1b2c9adbc8c13714ece69cb7cb847fdee76e7795fd", kill_on_drop: false }`
[INFO] [stdout] 8cc92b98c016b1303d6aad1b2c9adbc8c13714ece69cb7cb847fdee76e7795fd
[INFO] running `Command { std: "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" "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] f0751bf8c1ecc9d2d4c7ad472dae460e61b5ebf7ade07e4c41179185ded8bac3
[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" "f0751bf8c1ecc9d2d4c7ad472dae460e61b5ebf7ade07e4c41179185ded8bac3", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]  Documenting dlfcn v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `[sym]` cannot be resolved, ignoring it.
[INFO] [stdout]   --> src/dynlib.rs:14:23
[INFO] [stdout]    |
[INFO] [stdout] 14 |     /// Usually, the [`sym`] and [`drop`] methods are enough, but you're free to use it for
[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: `[sym]` cannot be resolved, ignoring it.
[INFO] [stdout]   --> src/dynlib.rs:21:23
[INFO] [stdout]    |
[INFO] [stdout] 21 |     /// Usually, the [`sym`] method is enough, though you're free to use it for what you may want
[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: `[open]` cannot be resolved, ignoring it.
[INFO] [stdout]   --> src/dynlib.rs:27:62
[INFO] [stdout]    |
[INFO] [stdout] 27 |     /// Returns the path of the dynamic library as given to [`open`] or [`new`].
[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: `[new]` cannot be resolved, ignoring it.
[INFO] [stdout]   --> src/dynlib.rs:27:74
[INFO] [stdout]    |
[INFO] [stdout] 27 |     /// Returns the path of the dynamic library as given to [`open`] or [`new`].
[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: `[RtldOr::Local]` cannot be resolved, ignoring it.
[INFO] [stdout]   --> src/dynlib.rs:33:18
[INFO] [stdout]    |
[INFO] [stdout] 33 |     /// So long [`RtldOr::Local`] wasn't specified, it will also look at other loaded symbols which
[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: `[RtldOr::Global]` cannot be resolved, ignoring it.
[INFO] [stdout]   --> src/dynlib.rs:34:63
[INFO] [stdout]    |
[INFO] [stdout] 34 |     /// are either in the program itself or were loaded with [`RtldOr::Global`].
[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: `[new]` cannot be resolved, ignoring it.
[INFO] [stdout]   --> src/dynlib.rs:66:38
[INFO] [stdout]    |
[INFO] [stdout] 66 |     /// Makes a safe instance using [`new`] then applies the closure given to it.
[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: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.59s
[INFO] running `Command { std: "docker" "inspect" "f0751bf8c1ecc9d2d4c7ad472dae460e61b5ebf7ade07e4c41179185ded8bac3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0751bf8c1ecc9d2d4c7ad472dae460e61b5ebf7ade07e4c41179185ded8bac3", kill_on_drop: false }`
[INFO] [stdout] f0751bf8c1ecc9d2d4c7ad472dae460e61b5ebf7ade07e4c41179185ded8bac3