[INFO] updating cached repository https://github.com/icgood/rust-qp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e214095d6fbb4c58cf805aff4cf2febf4e3a9c59
[INFO] documenting icgood/rust-qp against master#394e1b40d264aa6928811919c1124fa248e7d802 for pr-73566
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ficgood%2Frust-qp" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/icgood/rust-qp 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 git repo https://github.com/icgood/rust-qp
[INFO] finished tweaking git repo https://github.com/icgood/rust-qp
[INFO] tweaked toml for git repo https://github.com/icgood/rust-qp written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/icgood/rust-qp 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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ffcc6f13fb3b97f54a3a1935a7fe0a21e86ed2d11183ef2bd35f4237b1d44f95
[INFO] running `Command { std: "docker" "start" "-a" "ffcc6f13fb3b97f54a3a1935a7fe0a21e86ed2d11183ef2bd35f4237b1d44f95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ffcc6f13fb3b97f54a3a1935a7fe0a21e86ed2d11183ef2bd35f4237b1d44f95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ffcc6f13fb3b97f54a3a1935a7fe0a21e86ed2d11183ef2bd35f4237b1d44f95", kill_on_drop: false }`
[INFO] [stdout] ffcc6f13fb3b97f54a3a1935a7fe0a21e86ed2d11183ef2bd35f4237b1d44f95
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] cff100905473aee88ee94303fa3959bf9bde95e6d922e8ad8564a104a4b9c34f
[INFO] running `Command { std: "docker" "start" "-a" "cff100905473aee88ee94303fa3959bf9bde95e6d922e8ad8564a104a4b9c34f", kill_on_drop: false }`
[INFO] [stderr]  Documenting qp v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: expected one of `:`, `<`, `=`, `where`, or `{`, found keyword `for`
[INFO] [stdout]   --> src/lib.rs:23:16
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub trait ToQP for Sized? {
[INFO] [stdout]    |                ^^^ expected one of `:`, `<`, `=`, `where`, or `{`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: Could not document `qp`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type lib --crate-name qp src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --cap-lints=forbid` (exit code: 1)
[INFO] running `Command { std: "docker" "inspect" "cff100905473aee88ee94303fa3959bf9bde95e6d922e8ad8564a104a4b9c34f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cff100905473aee88ee94303fa3959bf9bde95e6d922e8ad8564a104a4b9c34f", kill_on_drop: false }`
[INFO] [stdout] cff100905473aee88ee94303fa3959bf9bde95e6d922e8ad8564a104a4b9c34f