[INFO] cloning repository https://github.com/yxProgramming/APEX-2020-FRC-Code
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yxProgramming/APEX-2020-FRC-Code" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FyxProgramming%2FAPEX-2020-FRC-Code", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FyxProgramming%2FAPEX-2020-FRC-Code'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 49b0e7e62048efccc67e79c9c676c5ea6c3f5952
[INFO] documenting yxProgramming/APEX-2020-FRC-Code against 1.46.0 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FyxProgramming%2FAPEX-2020-FRC-Code" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/yxProgramming/APEX-2020-FRC-Code on toolchain 1.46.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-4/source/.cargo/config
[INFO] started tweaking git repo https://github.com/yxProgramming/APEX-2020-FRC-Code
[INFO] finished tweaking git repo https://github.com/yxProgramming/APEX-2020-FRC-Code
[INFO] tweaked toml for git repo https://github.com/yxProgramming/APEX-2020-FRC-Code written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/yxProgramming/APEX-2020-FRC-Code already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+1.46.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5f36821a255269559919a35c4e84a040cd4e3ef60b369c001b06954ad9d0d84d
[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" "5f36821a255269559919a35c4e84a040cd4e3ef60b369c001b06954ad9d0d84d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5f36821a255269559919a35c4e84a040cd4e3ef60b369c001b06954ad9d0d84d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f36821a255269559919a35c4e84a040cd4e3ef60b369c001b06954ad9d0d84d", kill_on_drop: false }`
[INFO] [stdout] 5f36821a255269559919a35c4e84a040cd4e3ef60b369c001b06954ad9d0d84d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+1.46.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6cb0b6a7fbc0a86dd9941bca78b2adcd9e6935805ef8e1ab6770d91f7186c03f
[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" "6cb0b6a7fbc0a86dd9941bca78b2adcd9e6935805ef8e1ab6770d91f7186c03f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling wpilib-sys v0.4.0
[INFO] [stderr]     Checking wpilib v0.4.0
[INFO] [stderr]  Documenting frc_robot_2020 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.72s
[INFO] running `Command { std: "docker" "inspect" "6cb0b6a7fbc0a86dd9941bca78b2adcd9e6935805ef8e1ab6770d91f7186c03f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6cb0b6a7fbc0a86dd9941bca78b2adcd9e6935805ef8e1ab6770d91f7186c03f", kill_on_drop: false }`
[INFO] [stdout] 6cb0b6a7fbc0a86dd9941bca78b2adcd9e6935805ef8e1ab6770d91f7186c03f