[INFO] crate assert_cmd 1.0.1 is already in cache
[INFO] documenting assert_cmd-1.0.1 against master#394e1b40d264aa6928811919c1124fa248e7d802 for pr-73566
[INFO] extracting crate assert_cmd 1.0.1 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate assert_cmd 1.0.1 on toolchain 394e1b40d264aa6928811919c1124fa248e7d802
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate assert_cmd 1.0.1
[INFO] finished tweaking crates.io crate assert_cmd 1.0.1
[INFO] tweaked toml for crates.io crate assert_cmd 1.0.1 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate assert_cmd 1.0.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+394e1b40d264aa6928811919c1124fa248e7d802" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3222260985a85ce9a01404aa47485206ff12880104b4549ec2b41a4d4cf995c8
[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" "3222260985a85ce9a01404aa47485206ff12880104b4549ec2b41a4d4cf995c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3222260985a85ce9a01404aa47485206ff12880104b4549ec2b41a4d4cf995c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3222260985a85ce9a01404aa47485206ff12880104b4549ec2b41a4d4cf995c8", kill_on_drop: false }`
[INFO] [stdout] 3222260985a85ce9a01404aa47485206ff12880104b4549ec2b41a4d4cf995c8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+394e1b40d264aa6928811919c1124fa248e7d802" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e268d78f2515bc87d50301879dab41aa477d135450d519282fef09a14e0ed083
[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" "e268d78f2515bc87d50301879dab41aa477d135450d519282fef09a14e0ed083", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.68
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking predicates v1.0.4
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking assert_cmd v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting assert_cmd v1.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `[Command]` cannot be resolved, ignoring it.
[INFO] [stdout]   --> src/cargo.rs:66:61
[INFO] [stdout]    |
[INFO] [stdout] 66 | /// `CommandCargoExt` is an extension trait for [`Command`][Command] to easily launch a crate's
[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: `[Command]` cannot be resolved, ignoring it.
[INFO] [stdout]   --> src/cargo.rs:66:61
[INFO] [stdout]    |
[INFO] [stdout] 66 | /// `CommandCargoExt` is an extension trait for [`Command`][Command] to easily launch a crate's
[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: Rust code block is empty
[INFO] [stdout]    --> src/cmd.rs:383:9
[INFO] [stdout]     |
[INFO] [stdout] 383 |     /// ```
[INFO] [stdout]     |         ^^^
[INFO] [stdout]     |
[INFO] [stdout] help: mark blocks that do not contain Rust code as text
[INFO] [stdout]     |
[INFO] [stdout] 383 |     /// ```text
[INFO] [stdout]     |         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.56s
[INFO] running `Command { std: "docker" "inspect" "e268d78f2515bc87d50301879dab41aa477d135450d519282fef09a14e0ed083", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e268d78f2515bc87d50301879dab41aa477d135450d519282fef09a14e0ed083", kill_on_drop: false }`
[INFO] [stdout] e268d78f2515bc87d50301879dab41aa477d135450d519282fef09a14e0ed083