[INFO] cloning repository https://github.com/twetzel59/sandbox
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/twetzel59/sandbox" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftwetzel59%2Fsandbox", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftwetzel59%2Fsandbox'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 58a95ee5c69737d7496cf13a503c5c66afe82f8e
[INFO] documenting twetzel59/sandbox 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%2Ftwetzel59%2Fsandbox" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/twetzel59/sandbox 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] started tweaking git repo https://github.com/twetzel59/sandbox
[INFO] finished tweaking git repo https://github.com/twetzel59/sandbox
[INFO] tweaked toml for git repo https://github.com/twetzel59/sandbox written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/twetzel59/sandbox 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2a5e20c95dc96c26015ae2a3856d1caec9cd8c01b38841017696c5f71042088f
[INFO] running `Command { std: "docker" "start" "-a" "2a5e20c95dc96c26015ae2a3856d1caec9cd8c01b38841017696c5f71042088f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2a5e20c95dc96c26015ae2a3856d1caec9cd8c01b38841017696c5f71042088f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a5e20c95dc96c26015ae2a3856d1caec9cd8c01b38841017696c5f71042088f", kill_on_drop: false }`
[INFO] [stdout] 2a5e20c95dc96c26015ae2a3856d1caec9cd8c01b38841017696c5f71042088f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] e34de96ba99558f3514a9334d29aa36048b8d506a95c26857a8f494e660b0522
[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" "e34de96ba99558f3514a9334d29aa36048b8d506a95c26857a8f494e660b0522", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.4
[INFO] [stderr]    Compiling cfg-if v0.1.9
[INFO] [stderr]    Compiling cc v1.0.37
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking nom v1.2.4
[INFO] [stderr]    Compiling syn v0.15.35
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking inflate v0.4.5
[INFO] [stderr]     Checking deflate v0.7.20
[INFO] [stderr]    Compiling xml-rs v0.7.0
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]     Checking semver v0.2.3
[INFO] [stderr]    Compiling cmake v0.1.40
[INFO] [stderr]    Compiling gl_generator v0.9.0
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]    Compiling glfw-sys v3.3.0
[INFO] [stderr]    Compiling gl v0.10.0
[INFO] [stderr]     Checking num-complex v0.1.43
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking enum_primitive v0.1.1
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stderr]     Checking png v0.14.1
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking glfw v0.23.0
[INFO] [stderr]    Compiling luminance-derive v0.1.0 (https://github.com/phaazon/luminance-rs.git#58aa57a2)
[INFO] [stderr]     Checking luminance v0.30.1 (https://github.com/phaazon/luminance-rs.git#58aa57a2)
[INFO] [stderr]     Checking luminance-windowing v0.2.4 (https://github.com/phaazon/luminance-rs.git#58aa57a2)
[INFO] [stderr]     Checking luminance-glfw-custom v0.5.4 (https://github.com/twetzel59/luminance-glfw-custom.git#b3c22135)
[INFO] [stderr]  Documenting sandbox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.30s
[INFO] running `Command { std: "docker" "inspect" "e34de96ba99558f3514a9334d29aa36048b8d506a95c26857a8f494e660b0522", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e34de96ba99558f3514a9334d29aa36048b8d506a95c26857a8f494e660b0522", kill_on_drop: false }`
[INFO] [stdout] e34de96ba99558f3514a9334d29aa36048b8d506a95c26857a8f494e660b0522