[INFO] fetching crate luos_memory_sandbox 0.0.1...
[INFO] documenting luos_memory_sandbox-0.0.1 against master#394e1b40d264aa6928811919c1124fa248e7d802 for pr-73566
[INFO] extracting crate luos_memory_sandbox 0.0.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate luos_memory_sandbox 0.0.1 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 luos_memory_sandbox 0.0.1
[INFO] finished tweaking crates.io crate luos_memory_sandbox 0.0.1
[INFO] tweaked toml for crates.io crate luos_memory_sandbox 0.0.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] c77cdcee6cd92459df47f43a9211c7b3892d9e90ccfc7f1aaba6f6d365bb0c4b
[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" "c77cdcee6cd92459df47f43a9211c7b3892d9e90ccfc7f1aaba6f6d365bb0c4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c77cdcee6cd92459df47f43a9211c7b3892d9e90ccfc7f1aaba6f6d365bb0c4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c77cdcee6cd92459df47f43a9211c7b3892d9e90ccfc7f1aaba6f6d365bb0c4b", kill_on_drop: false }`
[INFO] [stdout] c77cdcee6cd92459df47f43a9211c7b3892d9e90ccfc7f1aaba6f6d365bb0c4b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 9d83e37f5a2eaa6d48bba19f9b18924521fac7c5893b88f1ef065013d8c64a40
[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" "9d83e37f5a2eaa6d48bba19f9b18924521fac7c5893b88f1ef065013d8c64a40", kill_on_drop: false }`
[INFO] [stderr]  Documenting luos_memory_sandbox v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `std::alloc::Alloc`
[INFO] [stdout]  --> src/mem_sandbox.rs:1:18
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::alloc::{Alloc, GlobalAlloc, Layout, AllocErr};    
[INFO] [stdout]   |                  ^^^^^
[INFO] [stdout]   |                  |
[INFO] [stdout]   |                  no `Alloc` in `alloc`
[INFO] [stdout]   |                  help: a similar name exists in the module: `alloc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: Could not document `luos_memory_sandbox`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name luos_memory_sandbox 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" "9d83e37f5a2eaa6d48bba19f9b18924521fac7c5893b88f1ef065013d8c64a40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d83e37f5a2eaa6d48bba19f9b18924521fac7c5893b88f1ef065013d8c64a40", kill_on_drop: false }`
[INFO] [stdout] 9d83e37f5a2eaa6d48bba19f9b18924521fac7c5893b88f1ef065013d8c64a40