[INFO] cloning repository https://github.com/Uminchu618/rust_two_opt
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Uminchu618/rust_two_opt" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FUminchu618%2Frust_two_opt", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FUminchu618%2Frust_two_opt'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6d7e96092823bb6f46c1047d3f9191ba07709fd9
[INFO] documenting Uminchu618/rust_two_opt 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%2FUminchu618%2Frust_two_opt" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Uminchu618/rust_two_opt 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/Uminchu618/rust_two_opt
[INFO] finished tweaking git repo https://github.com/Uminchu618/rust_two_opt
[INFO] tweaked toml for git repo https://github.com/Uminchu618/rust_two_opt written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/Uminchu618/rust_two_opt 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 0c33a30837a72bbc759ab339d80699b874f538df3cb74bc1b449b3278a96b1da
[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" "0c33a30837a72bbc759ab339d80699b874f538df3cb74bc1b449b3278a96b1da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0c33a30837a72bbc759ab339d80699b874f538df3cb74bc1b449b3278a96b1da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c33a30837a72bbc759ab339d80699b874f538df3cb74bc1b449b3278a96b1da", kill_on_drop: false }`
[INFO] [stdout] 0c33a30837a72bbc759ab339d80699b874f538df3cb74bc1b449b3278a96b1da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] d741d7563e189f57140e05b585905b4d60f44e61e8515bc7ba107b03c2e9e21f
[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" "d741d7563e189f57140e05b585905b4d60f44e61e8515bc7ba107b03c2e9e21f", kill_on_drop: false }`
[INFO] [stderr]    Compiling palette v0.5.0
[INFO] [stderr]    Compiling cmake v0.1.42
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking lyon_geom v0.14.1
[INFO] [stderr]     Checking num-rational v0.2.4
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking rusttype v0.8.3
[INFO] [stderr]    Compiling servo-freetype-sys v4.0.5
[INFO] [stderr]    Compiling expat-sys v2.1.6
[INFO] [stderr]     Checking image v0.22.5
[INFO] [stderr]     Checking lyon_path v0.14.0
[INFO] [stderr]    Compiling servo-fontconfig-sys v4.0.9
[INFO] [stderr]     Checking freetype v0.4.1
[INFO] [stderr]     Checking servo-fontconfig v0.4.0
[INFO] [stderr]     Checking font-kit v0.4.0
[INFO] [stderr]     Checking plotters v0.2.12
[INFO] [stderr]  Documenting tsp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.57s
[INFO] running `Command { std: "docker" "inspect" "d741d7563e189f57140e05b585905b4d60f44e61e8515bc7ba107b03c2e9e21f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d741d7563e189f57140e05b585905b4d60f44e61e8515bc7ba107b03c2e9e21f", kill_on_drop: false }`
[INFO] [stdout] d741d7563e189f57140e05b585905b4d60f44e61e8515bc7ba107b03c2e9e21f