[INFO] crate vrust 0.0.1 is already in cache
[INFO] documenting vrust-0.0.1 against try#66dfc4e010913fbed0c4ea91fc2c010004b0f441 for pr-73566
[INFO] extracting crate vrust 0.0.1 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate vrust 0.0.1 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 vrust 0.0.1
[INFO] finished tweaking crates.io crate vrust 0.0.1
[INFO] tweaked toml for crates.io crate vrust 0.0.1 written to /workspace/builds/worker-9/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]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 69f12eafac4c1ef513b6a7de0c7c184aea9db643c741d9d638a55c1a3edc15af
[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" "69f12eafac4c1ef513b6a7de0c7c184aea9db643c741d9d638a55c1a3edc15af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "69f12eafac4c1ef513b6a7de0c7c184aea9db643c741d9d638a55c1a3edc15af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69f12eafac4c1ef513b6a7de0c7c184aea9db643c741d9d638a55c1a3edc15af", kill_on_drop: false }`
[INFO] [stdout] 69f12eafac4c1ef513b6a7de0c7c184aea9db643c741d9d638a55c1a3edc15af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 5e60bffb6ddc5b5e243f65e38edb9582692d8d43f34e7624d573cb6fff0aaf6b
[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" "5e60bffb6ddc5b5e243f65e38edb9582692d8d43f34e7624d573cb6fff0aaf6b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling vrust v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting vrust v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/vulkan/command/buffer.rs:73:30
[INFO] [stdout]    |
[INFO] [stdout] 73 |     pub fn flush(&mut self) {;
[INFO] [stdout]    |                              ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `[request_name]` cannot be resolved, ignoring it.
[INFO] [stdout]     --> src/system/linux/xproto.rs:3682:28
[INFO] [stdout]      |
[INFO] [stdout] 3682 |      * from a call to xcb_[request_name]_checked().  This function will block
[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: `[i]` cannot be resolved, ignoring it.
[INFO] [stdout]      --> src/system/linux/xproto.rs:32934:71
[INFO] [stdout]       |
[INFO] [stdout] 32934 |      * Draws \a points_len-1 lines between each pair of points (point[i], point[i+1])
[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: `[i]` cannot be resolved, ignoring it.
[INFO] [stdout]      --> src/system/linux/xproto.rs:32969:71
[INFO] [stdout]       |
[INFO] [stdout] 32969 |      * Draws \a points_len-1 lines between each pair of points (point[i], point[i+1])
[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: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.27s
[INFO] running `Command { std: "docker" "inspect" "5e60bffb6ddc5b5e243f65e38edb9582692d8d43f34e7624d573cb6fff0aaf6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e60bffb6ddc5b5e243f65e38edb9582692d8d43f34e7624d573cb6fff0aaf6b", kill_on_drop: false }`
[INFO] [stdout] 5e60bffb6ddc5b5e243f65e38edb9582692d8d43f34e7624d573cb6fff0aaf6b