[INFO] cloning repository https://github.com/Mangiang/PyO3HelloWorld
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Mangiang/PyO3HelloWorld" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMangiang%2FPyO3HelloWorld", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMangiang%2FPyO3HelloWorld'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a51acc301f778f3b5beb4b54bfc2d445e31a976e
[INFO] documenting Mangiang/PyO3HelloWorld 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%2FMangiang%2FPyO3HelloWorld" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Mangiang/PyO3HelloWorld 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/Mangiang/PyO3HelloWorld
[INFO] finished tweaking git repo https://github.com/Mangiang/PyO3HelloWorld
[INFO] tweaked toml for git repo https://github.com/Mangiang/PyO3HelloWorld written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/Mangiang/PyO3HelloWorld already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded indoc v0.3.6
[INFO] [stderr]   Downloaded pyo3-derive-backend v0.10.1
[INFO] [stderr]   Downloaded pistoncore-glutin_window v0.64.0
[INFO] [stderr]   Downloaded pyo3cls v0.10.1
[INFO] [stderr]   Downloaded unindent v0.1.6
[INFO] [stderr]   Downloaded pyo3 v0.10.1
[INFO] [stderr]   Downloaded inventory-impl v0.1.7
[INFO] [stderr]   Downloaded pistoncore-event_loop v0.50.0
[INFO] [stderr]   Downloaded indoc-impl v0.3.6
[INFO] [stderr]   Downloaded inventory v0.1.7
[INFO] [stderr]   Downloaded addr2line v0.12.2
[INFO] [stderr]   Downloaded piston v0.50.0
[INFO] [stderr]   Downloaded image v0.23.6
[INFO] [stderr]   Downloaded pistoncore-window v0.45.0
[INFO] [stderr]   Downloaded png v0.16.5
[INFO] [stderr]   Downloaded pistoncore-input v0.28.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] [stdout] 1daef2722d506e34e0f6951136e314df3d75fb85f55a80daaf718e7ac524226d
[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" "1daef2722d506e34e0f6951136e314df3d75fb85f55a80daaf718e7ac524226d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1daef2722d506e34e0f6951136e314df3d75fb85f55a80daaf718e7ac524226d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1daef2722d506e34e0f6951136e314df3d75fb85f55a80daaf718e7ac524226d", kill_on_drop: false }`
[INFO] [stdout] 1daef2722d506e34e0f6951136e314df3d75fb85f55a80daaf718e7ac524226d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2ed304775956c34ff1ce135e88f5d6f1da8fb0058915f195af2cd45e3525855b
[INFO] running `Command { std: "docker" "start" "-a" "2ed304775956c34ff1ce135e88f5d6f1da8fb0058915f195af2cd45e3525855b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling xml-rs v0.8.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling khronos_api v3.1.0
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling libloading v0.6.2
[INFO] [stderr]     Checking piston-float v1.0.0
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling rayon-core v1.7.1
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking piston-graphics_api_version v0.2.0
[INFO] [stderr]     Checking downcast-rs v1.1.1
[INFO] [stderr]     Checking adler32 v1.1.0
[INFO] [stderr]     Checking xdg v2.2.0
[INFO] [stderr]    Compiling cc v1.0.54
[INFO] [stderr]    Compiling proc-macro-hack v0.5.16
[INFO] [stderr]     Checking lzw v0.10.0
[INFO] [stderr]     Checking color_quant v1.0.1
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling inventory v0.1.7
[INFO] [stderr]     Checking smallvec v1.4.0
[INFO] [stderr]    Compiling unindent v0.1.6
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking scoped_threadpool v0.1.9
[INFO] [stderr]     Checking piston-texture v0.8.0
[INFO] [stderr]     Checking interpolation v0.2.0
[INFO] [stderr]     Checking read_color v1.0.0
[INFO] [stderr]     Checking bytemuck v1.2.0
[INFO] [stderr]     Checking piston-shaders_graphics2d v0.3.1
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling rayon v1.3.1
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]    Compiling num-rational v0.3.0
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]     Checking piston-viewport v1.0.0
[INFO] [stderr]     Checking vecmath v1.0.0
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]     Checking shader_version v0.6.0
[INFO] [stderr]     Checking miniz_oxide v0.3.7
[INFO] [stderr]     Checking gif v0.10.3
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling pyo3 v0.10.1
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]     Checking dlib v0.4.2
[INFO] [stderr]    Compiling gl_generator v0.13.1
[INFO] [stderr]    Compiling gl_generator v0.10.0
[INFO] [stderr]     Checking smallvec v0.6.13
[INFO] [stderr]     Checking wayland-sys v0.21.13
[INFO] [stderr]     Checking stb_truetype v0.3.1
[INFO] [stderr]     Checking deflate v0.8.4
[INFO] [stderr]     Checking tiff v0.5.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]    Compiling paste-impl v0.1.18
[INFO] [stderr] error: failed to run custom build command for `pyo3 v0.10.1`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/pyo3-2107d7342b946098/build-script-build` (exit code: 1)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   Error: "PyO3 requires a nightly or dev version of Rust."
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "2ed304775956c34ff1ce135e88f5d6f1da8fb0058915f195af2cd45e3525855b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ed304775956c34ff1ce135e88f5d6f1da8fb0058915f195af2cd45e3525855b", kill_on_drop: false }`
[INFO] [stdout] 2ed304775956c34ff1ce135e88f5d6f1da8fb0058915f195af2cd45e3525855b