[INFO] cloning repository https://github.com/fkaa/curve_fit_test
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fkaa/curve_fit_test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffkaa%2Fcurve_fit_test", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffkaa%2Fcurve_fit_test'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 50a07aa3291b48aebbf69d7c18dfe9e7fa8f60b0
[INFO] documenting fkaa/curve_fit_test 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%2Ffkaa%2Fcurve_fit_test" "/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/fkaa/curve_fit_test 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/fkaa/curve_fit_test
[INFO] finished tweaking git repo https://github.com/fkaa/curve_fit_test
[INFO] tweaked toml for git repo https://github.com/fkaa/curve_fit_test written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/fkaa/curve_fit_test 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]     Updating git repository `https://github.com/fkaa/font-kit/`
[INFO] [stderr]     Updating git repository `https://github.com/fkaa/rg/`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded gl_generator v0.10.0
[INFO] [stderr]   Downloaded libc v0.2.46
[INFO] [stderr]   Downloaded khronos_api v3.0.0
[INFO] [stderr]   Downloaded cmake v0.1.35
[INFO] [stderr]   Downloaded lyon_geom v0.12.2
[INFO] [stderr]   Downloaded freetype v0.4.1
[INFO] [stderr]   Downloaded approx v0.3.1
[INFO] [stderr]   Downloaded ordered-float v1.0.1
[INFO] [stderr]   Downloaded rand v0.4.5
[INFO] [stderr]   Downloaded nix v0.12.0
[INFO] [stderr]   Downloaded andrew v0.1.4
[INFO] [stderr]   Downloaded gl v0.11.0
[INFO] [stderr]   Downloaded gleam v0.6.8
[INFO] [stderr]   Downloaded glutin v0.19.0
[INFO] [stderr]   Downloaded libloading v0.5.0
[INFO] [stderr]   Downloaded cocoa v0.18.4
[INFO] [stderr]   Downloaded byteorder v1.2.7
[INFO] [stderr]   Downloaded smithay-client-toolkit v0.4.4
[INFO] [stderr]   Downloaded servo-fontconfig-sys v4.0.7
[INFO] [stderr]   Downloaded winit v0.18.1
[INFO] [stderr]   Downloaded dirs v1.0.4
[INFO] [stderr]   Downloaded expat-sys v2.1.6
[INFO] [stderr]   Downloaded redox_users v0.2.0
[INFO] [stderr]   Downloaded wayland-client v0.21.10
[INFO] [stderr]   Downloaded serde_derive v1.0.84
[INFO] [stderr]   Downloaded lyon_path v0.12.0
[INFO] [stderr]   Downloaded servo-freetype-sys v4.0.5
[INFO] [stderr]   Downloaded stb_truetype v0.2.5
[INFO] [stderr]   Downloaded syn v0.15.24
[INFO] [stderr]   Downloaded wayland-sys v0.21.10
[INFO] [stderr]   Downloaded rect_packer v0.2.1
[INFO] [stderr]   Downloaded core-text v13.1.1
[INFO] [stderr]   Downloaded core-foundation v0.6.3
[INFO] [stderr]   Downloaded walkdir v2.2.7
[INFO] [stderr]   Downloaded rand_os v0.1.1
[INFO] [stderr]   Downloaded wayland-commons v0.21.10
[INFO] [stderr]   Downloaded rand v0.6.4
[INFO] [stderr]   Downloaded downcast-rs v1.0.3
[INFO] [stderr]   Downloaded wayland-scanner v0.21.10
[INFO] [stderr]   Downloaded x11-dl v2.18.3
[INFO] [stderr]   Downloaded serde v1.0.84
[INFO] [stderr]   Downloaded dwrote v0.5.1
[INFO] [stderr]   Downloaded rusttype v0.7.3
[INFO] [stderr]   Downloaded objc v0.2.5
[INFO] [stderr]   Downloaded euclid v0.19.4
[INFO] [stderr]   Downloaded servo-fontconfig v0.4.0
[INFO] [stderr]   Downloaded float-ord v0.2.0
[INFO] [stderr]   Downloaded same-file v1.0.4
[INFO] [stderr]   Downloaded wayland-protocols v0.21.10
[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" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bad97a27a5bd9f8f08facaf19b997c42323d1f6d13560ccf1e113d2aedab4e92
[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" "bad97a27a5bd9f8f08facaf19b997c42323d1f6d13560ccf1e113d2aedab4e92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bad97a27a5bd9f8f08facaf19b997c42323d1f6d13560ccf1e113d2aedab4e92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bad97a27a5bd9f8f08facaf19b997c42323d1f6d13560ccf1e113d2aedab4e92", kill_on_drop: false }`
[INFO] [stdout] bad97a27a5bd9f8f08facaf19b997c42323d1f6d13560ccf1e113d2aedab4e92
[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" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 732c036fef0d202574d3c82f4a445b0ec227f1eb65c9b30045e9b92c87af2dc4
[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" "732c036fef0d202574d3c82f4a445b0ec227f1eb65c9b30045e9b92c87af2dc4", kill_on_drop: false }`
[INFO] [stderr]    Compiling arrayvec v0.4.10
[INFO] [stderr]     Checking rect_packer v0.2.1
[INFO] [stderr]    Compiling cmake v0.1.35
[INFO] [stderr]    Compiling wayland-scanner v0.21.10
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking dirs v1.0.4
[INFO] [stderr]     Checking memmap v0.6.2
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]     Checking smallvec v0.6.7
[INFO] [stderr]     Checking x11-dl v2.18.3
[INFO] [stderr]     Checking nix v0.12.0
[INFO] [stderr]     Checking euclid v0.19.4
[INFO] [stderr]     Checking wayland-sys v0.21.10
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]     Checking parking_lot_core v0.4.0
[INFO] [stderr]    Compiling servo-freetype-sys v4.0.5
[INFO] [stderr]    Compiling expat-sys v2.1.6
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]    Compiling wayland-client v0.21.10
[INFO] [stderr]    Compiling wayland-protocols v0.21.10
[INFO] [stderr]    Compiling servo-fontconfig-sys v4.0.7
[INFO] [stderr]     Checking freetype v0.4.1
[INFO] [stderr]     Checking servo-fontconfig v0.4.0
[INFO] [stderr]     Checking rusttype v0.7.3
[INFO] [stderr]     Checking lyon_geom v0.12.2
[INFO] [stderr]     Checking andrew v0.1.4
[INFO] [stderr]     Checking lyon_path v0.12.0
[INFO] [stderr]     Checking font-kit v0.1.0 (https://github.com/fkaa/font-kit/?branch=freetype-fix#c0ec9813)
[INFO] [stderr]     Checking wayland-commons v0.21.10
[INFO] [stderr]     Checking rg v0.1.0 (https://github.com/fkaa/rg/?rev=feaea7928bf4f76cf94b4a744d1a5ee02d24901d#feaea792)
[INFO] [stderr]     Checking smithay-client-toolkit v0.4.4
[INFO] [stderr]     Checking winit v0.18.1
[INFO] [stderr]     Checking glutin v0.19.0
[INFO] [stderr]  Documenting curve_fit_test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.23s
[INFO] running `Command { std: "docker" "inspect" "732c036fef0d202574d3c82f4a445b0ec227f1eb65c9b30045e9b92c87af2dc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "732c036fef0d202574d3c82f4a445b0ec227f1eb65c9b30045e9b92c87af2dc4", kill_on_drop: false }`
[INFO] [stdout] 732c036fef0d202574d3c82f4a445b0ec227f1eb65c9b30045e9b92c87af2dc4