[INFO] cloning repository https://github.com/playXE/PeakJIT
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/playXE/PeakJIT" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FplayXE%2FPeakJIT", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FplayXE%2FPeakJIT'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e9b77fb8d406c55463d8e417f648e9eb721a2522
[INFO] documenting playXE/PeakJIT against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FplayXE%2FPeakJIT" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/playXE/PeakJIT on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/playXE/PeakJIT
[INFO] finished tweaking git repo https://github.com/playXE/PeakJIT
[INFO] tweaked toml for git repo https://github.com/playXE/PeakJIT written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "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] efeaa193c00391f4099e660b4b9a0dee3289aee1c1926163ab639cb35a78ca46
[INFO] running `Command { std: "docker" "start" "-a" "efeaa193c00391f4099e660b4b9a0dee3289aee1c1926163ab639cb35a78ca46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "efeaa193c00391f4099e660b4b9a0dee3289aee1c1926163ab639cb35a78ca46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efeaa193c00391f4099e660b4b9a0dee3289aee1c1926163ab639cb35a78ca46", kill_on_drop: false }`
[INFO] [stdout] efeaa193c00391f4099e660b4b9a0dee3289aee1c1926163ab639cb35a78ca46
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 08dd02c66a9f2a7d4e93ec80fa874615533671cafb8f2f527ff5cca4d4e8b76e
[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" "08dd02c66a9f2a7d4e93ec80fa874615533671cafb8f2f527ff5cca4d4e8b76e", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.59
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking region v2.2.0
[INFO] [stderr]     Checking errno v0.2.6
[INFO] [stderr]    Compiling capstone-sys v0.10.0
[INFO] [stderr]     Checking capstone v0.6.0
[INFO] [stderr]  Documenting peace v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/backend/avx.rs:253:5
[INFO] [stdout]     |
[INFO] [stdout] 253 |     (0x4 << 4 | w << 3 | r << 2 | x << 1 | b)
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/backend/dseg.rs:76:58
[INFO] [stdout]    |
[INFO] [stdout] 76 |                     Value::Ptr(v) => *(entry_ptr as *mut (*const u8)) = v,
[INFO] [stdout]    |                                                          ^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 44.20s
[INFO] running `Command { std: "docker" "inspect" "08dd02c66a9f2a7d4e93ec80fa874615533671cafb8f2f527ff5cca4d4e8b76e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08dd02c66a9f2a7d4e93ec80fa874615533671cafb8f2f527ff5cca4d4e8b76e", kill_on_drop: false }`
[INFO] [stdout] 08dd02c66a9f2a7d4e93ec80fa874615533671cafb8f2f527ff5cca4d4e8b76e