[INFO] fetching crate matrix_bot_api 0.5.2...
[INFO] documenting matrix_bot_api-0.5.2 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate matrix_bot_api 0.5.2 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate matrix_bot_api 0.5.2 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 crates.io crate matrix_bot_api 0.5.2
[INFO] finished tweaking crates.io crate matrix_bot_api 0.5.2
[INFO] tweaked toml for crates.io crate matrix_bot_api 0.5.2 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate crates.io crate matrix_bot_api 0.5.2 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]  Downloading crates ...
[INFO] [stderr]   Downloaded glib-sys v0.9.0
[INFO] [stderr]   Downloaded gio-sys v0.9.0
[INFO] [stderr]   Downloaded fractal-matrix-api v4.2.0
[INFO] [stderr]   Downloaded gobject-sys v0.9.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 75e6d6c6e54fb741621fa22efc1277d8828dfac73881023d53a50f82f50828ad
[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" "75e6d6c6e54fb741621fa22efc1277d8828dfac73881023d53a50f82f50828ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "75e6d6c6e54fb741621fa22efc1277d8828dfac73881023d53a50f82f50828ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75e6d6c6e54fb741621fa22efc1277d8828dfac73881023d53a50f82f50828ad", kill_on_drop: false }`
[INFO] [stdout] 75e6d6c6e54fb741621fa22efc1277d8828dfac73881023d53a50f82f50828ad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 3564724cfc6e59e3bf2db3ac08dd59c7a2e835416d745602f455f1955d19c745
[INFO] running `Command { std: "docker" "start" "-a" "3564724cfc6e59e3bf2db3ac08dd59c7a2e835416d745602f455f1955d19c745", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.103
[INFO] [stderr]    Compiling openssl v0.10.26
[INFO] [stderr]     Checking mime v0.3.14
[INFO] [stderr]    Compiling gio v0.7.0
[INFO] [stderr]     Checking dtoa v0.4.4
[INFO] [stderr]     Checking fragile v0.3.0
[INFO] [stderr]     Checking md5 v0.6.1
[INFO] [stderr]     Checking urlencoding v1.0.0
[INFO] [stderr]    Compiling num-traits v0.2.10
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling glib-sys v0.9.0
[INFO] [stderr]    Compiling openssl-sys v0.9.53
[INFO] [stderr]    Compiling gobject-sys v0.9.0
[INFO] [stderr]     Checking lock_api v0.3.2
[INFO] [stderr]    Compiling gio-sys v0.9.0
[INFO] [stderr]     Checking tokio-sync v0.1.7
[INFO] [stderr]    Compiling error-chain v0.12.1
[INFO] [stderr]     Checking miniz_oxide v0.3.5
[INFO] [stderr]     Checking tokio-executor v0.1.9
[INFO] [stderr]     Checking indexmap v1.3.0
[INFO] [stderr]     Checking encoding_rs v0.8.20
[INFO] [stderr]     Checking directories v1.0.2
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]     Checking want v0.2.0
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking mio v0.6.21
[INFO] [stderr]     Checking cookie v0.12.0
[INFO] [stderr]    Compiling serde_derive v1.0.103
[INFO] [stderr]     Checking tokio-current-thread v0.1.6
[INFO] [stderr]     Checking tokio-timer v0.2.12
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]     Checking parking_lot_core v0.6.2
[INFO] [stderr]     Checking mime_guess v2.0.1
[INFO] [stderr]     Checking tokio-io v0.1.12
[INFO] [stderr]     Checking http v0.1.21
[INFO] [stderr]     Checking tokio-buf v0.1.1
[INFO] [stderr]     Checking string v0.2.1
[INFO] [stderr]     Checking tokio-threadpool v0.1.17
[INFO] [stderr]     Checking publicsuffix v1.5.4
[INFO] [stderr]     Checking parking_lot v0.9.0
[INFO] [stderr]     Checking flate2 v1.0.13
[INFO] [stderr]    Compiling native-tls v0.2.3
[INFO] [stderr]     Checking tokio-reactor v0.1.11
[INFO] [stderr]     Checking backtrace v0.3.40
[INFO] [stderr]     Checking glib v0.8.2
[INFO] [stderr]     Checking failure v0.1.6
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking h2 v0.1.26
[INFO] [stderr]     Checking http-body v0.1.0
[INFO] [stderr]     Checking num-integer v0.1.41
[INFO] [stderr]     Checking hyper v0.12.35
[INFO] [stderr]     Checking hyper-tls v0.3.2
[INFO] [stderr]     Checking serde_json v1.0.44
[INFO] [stderr]     Checking serde_urlencoded v0.5.5
[INFO] [stderr]     Checking chrono v0.4.10
[INFO] [stderr]     Checking cookie_store v0.7.0
[INFO] [stderr]     Checking reqwest v0.9.22
[INFO] [stderr]     Checking fractal-matrix-api v4.2.0
[INFO] [stderr]  Documenting matrix_bot_api v0.5.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 52.54s
[INFO] running `Command { std: "docker" "inspect" "3564724cfc6e59e3bf2db3ac08dd59c7a2e835416d745602f455f1955d19c745", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3564724cfc6e59e3bf2db3ac08dd59c7a2e835416d745602f455f1955d19c745", kill_on_drop: false }`
[INFO] [stdout] 3564724cfc6e59e3bf2db3ac08dd59c7a2e835416d745602f455f1955d19c745