[INFO] cloning repository https://github.com/Masterchef365/Muratilate
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Masterchef365/Muratilate" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMasterchef365%2FMuratilate", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMasterchef365%2FMuratilate'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c4f28c4f3f8e4ddafcf8510f2ff830fae4a0a9f4
[INFO] documenting Masterchef365/Muratilate 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%2FMasterchef365%2FMuratilate" "/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/Masterchef365/Muratilate 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/Masterchef365/Muratilate
[INFO] finished tweaking git repo https://github.com/Masterchef365/Muratilate
[INFO] tweaked toml for git repo https://github.com/Masterchef365/Muratilate written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/Masterchef365/Muratilate 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]  Downloading crates ...
[INFO] [stderr]   Downloaded dither v1.3.7
[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] bb3714ab21b0bbbe3d35822c182d92fd595a12f0deed709b8f90e7bb64f37cb3
[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" "bb3714ab21b0bbbe3d35822c182d92fd595a12f0deed709b8f90e7bb64f37cb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bb3714ab21b0bbbe3d35822c182d92fd595a12f0deed709b8f90e7bb64f37cb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb3714ab21b0bbbe3d35822c182d92fd595a12f0deed709b8f90e7bb64f37cb3", kill_on_drop: false }`
[INFO] [stdout] bb3714ab21b0bbbe3d35822c182d92fd595a12f0deed709b8f90e7bb64f37cb3
[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] [stdout] 9e0af6469b36c9ca066c07774e8267f032f4ca53843e696d52177f7581b1eebe
[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" "9e0af6469b36c9ca066c07774e8267f032f4ca53843e696d52177f7581b1eebe", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling rayon-core v1.6.1
[INFO] [stderr]    Compiling syn v1.0.8
[INFO] [stderr]     Checking bit-vec v0.6.1
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]    Compiling libusb-sys v0.2.3
[INFO] [stderr]     Checking num_cpus v1.11.1
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking deflate v0.7.20
[INFO] [stderr]     Checking backtrace-sys v0.1.32
[INFO] [stderr]     Checking num-integer v0.1.41
[INFO] [stderr]     Checking backtrace v0.3.40
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking bit-set v0.2.0
[INFO] [stderr]     Checking libusb v0.3.0
[INFO] [stderr]     Checking png v0.14.1
[INFO] [stderr]     Checking pos58_usb v0.1.0 (https://github.com/Masterchef365/pos58_usb.git#1deb10b6)
[INFO] [stderr]     Checking rayon v1.2.1
[INFO] [stderr]     Checking jpeg-decoder v0.1.16
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]     Checking structopt v0.2.18
[INFO] [stderr]     Checking tiff v0.2.2
[INFO] [stderr]     Checking failure v0.1.6
[INFO] [stderr]     Checking image v0.21.3
[INFO] [stderr]     Checking dither v1.3.7
[INFO] [stderr]     Checking escposify v0.3.0 (https://github.com/Masterchef365/rust-escposify#45759f40)
[INFO] [stderr]  Documenting muraltilate v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.68s
[INFO] running `Command { std: "docker" "inspect" "9e0af6469b36c9ca066c07774e8267f032f4ca53843e696d52177f7581b1eebe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e0af6469b36c9ca066c07774e8267f032f4ca53843e696d52177f7581b1eebe", kill_on_drop: false }`
[INFO] [stdout] 9e0af6469b36c9ca066c07774e8267f032f4ca53843e696d52177f7581b1eebe