[INFO] cloning repository https://github.com/Tarv3/heat_map
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Tarv3/heat_map" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTarv3%2Fheat_map", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTarv3%2Fheat_map'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0b84496e7c3b3e359aa7316e1f2507331d63033f
[INFO] documenting Tarv3/heat_map 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%2FTarv3%2Fheat_map" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Tarv3/heat_map 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/Tarv3/heat_map
[INFO] finished tweaking git repo https://github.com/Tarv3/heat_map
[INFO] tweaked toml for git repo https://github.com/Tarv3/heat_map written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/Tarv3/heat_map 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]  Downloading crates ...
[INFO] [stderr]   Downloaded wayland-scanner v0.20.11
[INFO] [stderr]   Downloaded parking_lot v0.6.3
[INFO] [stderr]   Downloaded cfg-if v0.1.4
[INFO] [stderr]   Downloaded stable_deref_trait v1.1.0
[INFO] [stderr]   Downloaded lazy_static v1.0.2
[INFO] [stderr]   Downloaded wayland-commons v0.20.11
[INFO] [stderr]   Downloaded wayland-sys v0.20.11
[INFO] [stderr]   Downloaded wayland-client v0.20.11
[INFO] [stderr]   Downloaded lock_api v0.1.3
[INFO] [stderr]   Downloaded pkg-config v0.3.12
[INFO] [stderr]   Downloaded x11-dl v2.18.1
[INFO] [stderr]   Downloaded log v0.4.3
[INFO] [stderr]   Downloaded smallvec v0.6.3
[INFO] [stderr]   Downloaded inflate v0.4.3
[INFO] [stderr]   Downloaded quote v0.6.4
[INFO] [stderr]   Downloaded serde_derive v1.0.70
[INFO] [stderr]   Downloaded serde v1.0.70
[INFO] [stderr]   Downloaded proc-macro2 v0.4.9
[INFO] [stderr]   Downloaded syn v0.14.5
[INFO] [stderr]   Downloaded wayland-protocols v0.20.11
[INFO] [stderr]   Downloaded rand v0.5.4
[INFO] [stderr]   Downloaded csv v1.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 620b2b5d4043dcde0b9d120fb836ddaef5856ee84de3f9322441bdf1865fbe46
[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" "620b2b5d4043dcde0b9d120fb836ddaef5856ee84de3f9322441bdf1865fbe46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "620b2b5d4043dcde0b9d120fb836ddaef5856ee84de3f9322441bdf1865fbe46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "620b2b5d4043dcde0b9d120fb836ddaef5856ee84de3f9322441bdf1865fbe46", kill_on_drop: false }`
[INFO] [stdout] 620b2b5d4043dcde0b9d120fb836ddaef5856ee84de3f9322441bdf1865fbe46
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d6968d6018e7b12d2dc8a8835402bd61be39305d4292166aaa2ae6b2dfac244c
[INFO] running `Command { std: "docker" "start" "-a" "d6968d6018e7b12d2dc8a8835402bd61be39305d4292166aaa2ae6b2dfac244c", kill_on_drop: false }`
[INFO] [stderr]    Compiling bitflags v1.0.3
[INFO] [stderr]     Checking lazy_static v1.0.2
[INFO] [stderr]    Compiling cfg-if v0.1.4
[INFO] [stderr]    Compiling serde v1.0.70
[INFO] [stderr]     Checking memmap v0.6.2
[INFO] [stderr]     Checking num_cpus v1.8.0
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]    Compiling libloading v0.5.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.23
[INFO] [stderr]     Checking crossbeam-utils v0.2.2
[INFO] [stderr]    Compiling x11-dl v2.18.1
[INFO] [stderr]     Checking rand v0.5.4
[INFO] [stderr]     Checking log v0.4.3
[INFO] [stderr]    Compiling proc-macro2 v0.4.9
[INFO] [stderr]    Compiling num-traits v0.2.5
[INFO] [stderr]     Checking nix v0.11.0
[INFO] [stderr]     Checking gif v0.10.0
[INFO] [stderr]     Checking lock_api v0.1.3
[INFO] [stderr]     Checking smallvec v0.6.3
[INFO] [stderr]     Checking num-integer v0.1.39
[INFO] [stderr]    Compiling xml-rs v0.7.0
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]     Checking csv-core v0.1.4
[INFO] [stderr]     Checking crossbeam-epoch v0.3.1
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]     Checking parking_lot_core v0.2.14
[INFO] [stderr]    Compiling quote v0.6.4
[INFO] [stderr]     Checking num-iter v0.1.37
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]    Compiling syn v0.14.5
[INFO] [stderr]     Checking crossbeam-deque v0.2.0
[INFO] [stderr]     Checking dlib v0.4.1
[INFO] [stderr]     Checking png v0.12.0
[INFO] [stderr]     Checking parking_lot v0.6.3
[INFO] [stderr]     Checking wayland-sys v0.20.11
[INFO] [stderr]     Checking rayon-core v1.4.1
[INFO] [stderr]     Checking wayland-commons v0.20.11
[INFO] [stderr]    Compiling wayland-scanner v0.20.11
[INFO] [stderr]    Compiling gl_generator v0.9.0
[INFO] [stderr]     Checking backtrace v0.3.9
[INFO] [stderr]     Checking tempfile v3.0.3
[INFO] [stderr]     Checking rayon v1.0.2
[INFO] [stderr]    Compiling wayland-client v0.20.11
[INFO] [stderr]    Compiling wayland-protocols v0.20.11
[INFO] [stderr]    Compiling glutin v0.17.0
[INFO] [stderr]    Compiling glium v0.22.0
[INFO] [stderr]     Checking jpeg-decoder v0.1.15
[INFO] [stderr]    Compiling num-derive v0.2.2
[INFO] [stderr]    Compiling serde_derive v1.0.70
[INFO] [stderr]     Checking image v0.19.0
[INFO] [stderr]     Checking csv v1.0.0
[INFO] [stderr]     Checking bincode v1.0.1
[INFO] [stderr]     Checking smithay-client-toolkit v0.2.6
[INFO] [stderr]     Checking winit v0.16.2
[INFO] [stderr]  Documenting heat_map v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 36s
[INFO] running `Command { std: "docker" "inspect" "d6968d6018e7b12d2dc8a8835402bd61be39305d4292166aaa2ae6b2dfac244c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6968d6018e7b12d2dc8a8835402bd61be39305d4292166aaa2ae6b2dfac244c", kill_on_drop: false }`
[INFO] [stdout] d6968d6018e7b12d2dc8a8835402bd61be39305d4292166aaa2ae6b2dfac244c