[INFO] cloning repository https://github.com/aaronriekenberg/async-play [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aaronriekenberg/async-play" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faaronriekenberg%2Fasync-play", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faaronriekenberg%2Fasync-play'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 3918f7d6ecb05c17f8d425cad60b7e6237b5ec60 [INFO] documenting aaronriekenberg/async-play 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%2Faaronriekenberg%2Fasync-play" "/workspace/builds/worker-14/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/aaronriekenberg/async-play 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/aaronriekenberg/async-play [INFO] finished tweaking git repo https://github.com/aaronriekenberg/async-play [INFO] tweaked toml for git repo https://github.com/aaronriekenberg/async-play written to /workspace/builds/worker-14/source/Cargo.toml [INFO] crate git repo https://github.com/aaronriekenberg/async-play 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 pin-project-lite v0.1.0 [INFO] [stderr] Downloaded async-macros v1.0.0 [INFO] [stderr] Downloaded async-task v1.0.0 [INFO] [stderr] Downloaded wasm-bindgen-webidl v0.2.54 [INFO] [stderr] Downloaded anyhow v1.0.19 [INFO] [stderr] Downloaded curl v0.4.25 [INFO] [stderr] Downloaded wasm-bindgen v0.2.54 [INFO] [stderr] Downloaded sluice v0.4.2 [INFO] [stderr] Downloaded wasm-bindgen-macro-support v0.2.54 [INFO] [stderr] Downloaded surf v1.0.3 [INFO] [stderr] Downloaded futures-timer v1.0.3 [INFO] [stderr] Downloaded isahc v0.7.6 [INFO] [stderr] Downloaded web-sys v0.3.31 [INFO] [stderr] Downloaded once_cell v1.2.0 [INFO] [stderr] Downloaded js-sys v0.3.31 [INFO] [stderr] Downloaded libnghttp2-sys v0.1.2 [INFO] [stderr] Downloaded wasm-bindgen-macro v0.2.54 [INFO] [stderr] Downloaded async-std v0.99.12 [INFO] [stderr] Downloaded unicode-segmentation v1.5.0 [INFO] [stderr] Downloaded wasm-bindgen-shared v0.2.54 [INFO] [stderr] Downloaded wasm-bindgen-backend v0.2.54 [INFO] [stderr] Downloaded curl-sys v0.4.24 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 03301c2011a8ee0c92db702392d24a9b9fb3d0475456cd981e4a54757df29fb5 [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" "03301c2011a8ee0c92db702392d24a9b9fb3d0475456cd981e4a54757df29fb5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "03301c2011a8ee0c92db702392d24a9b9fb3d0475456cd981e4a54757df29fb5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "03301c2011a8ee0c92db702392d24a9b9fb3d0475456cd981e4a54757df29fb5", kill_on_drop: false }` [INFO] [stdout] 03301c2011a8ee0c92db702392d24a9b9fb3d0475456cd981e4a54757df29fb5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 6119f5f64efe2e2a3b33d961f68ae1ffe3cd7ad451f6439d7c3062e3b3dc71aa [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" "6119f5f64efe2e2a3b33d961f68ae1ffe3cd7ad451f6439d7c3062e3b3dc71aa", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Checking futures-sink-preview v0.3.0-alpha.19 [INFO] [stderr] Compiling syn v1.0.8 [INFO] [stderr] Checking futures-io-preview v0.3.0-alpha.19 [INFO] [stderr] Checking futures-io v0.3.1 [INFO] [stderr] Compiling isahc v0.7.6 [INFO] [stderr] Checking pin-project-lite v0.1.0 [INFO] [stderr] Compiling libnghttp2-sys v0.1.2 [INFO] [stderr] Compiling curl-sys v0.4.24 [INFO] [stderr] Checking async-macros v1.0.0 [INFO] [stderr] Checking futures-timer v1.0.3 [INFO] [stderr] Checking futures-channel v0.3.1 [INFO] [stderr] Checking async-task v1.0.0 [INFO] [stderr] Checking socket2 v0.3.11 [INFO] [stderr] Checking kv-log-macro v1.0.4 [INFO] [stderr] Checking libz-sys v1.0.25 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking mio v0.6.19 [INFO] [stderr] Checking futures-channel-preview v0.3.0-alpha.19 [INFO] [stderr] Checking env_logger v0.7.1 [INFO] [stderr] Checking serde_urlencoded v0.6.1 [INFO] [stderr] Checking sluice v0.4.2 [INFO] [stderr] Checking tokio-io v0.1.12 [INFO] [stderr] Checking http v0.1.19 [INFO] [stderr] Checking mio-uds v0.6.7 [INFO] [stderr] Checking async-std v0.99.12 [INFO] [stderr] Checking futures-util-preview v0.3.0-alpha.19 [INFO] [stderr] Checking futures-executor-preview v0.3.0-alpha.19 [INFO] [stderr] Checking futures-preview v0.3.0-alpha.19 [INFO] [stderr] Compiling proc-macro-hack v0.5.11 [INFO] [stderr] Compiling futures-macro v0.3.1 [INFO] [stderr] Compiling curl v0.4.25 [INFO] [stderr] Checking futures-util v0.3.1 [INFO] [stderr] Checking surf v1.0.3 [INFO] [stderr] Checking futures-executor v0.3.1 [INFO] [stderr] Checking futures v0.3.1 [INFO] [stderr] Documenting async-play v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 50.14s [INFO] running `Command { std: "docker" "inspect" "6119f5f64efe2e2a3b33d961f68ae1ffe3cd7ad451f6439d7c3062e3b3dc71aa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6119f5f64efe2e2a3b33d961f68ae1ffe3cd7ad451f6439d7c3062e3b3dc71aa", kill_on_drop: false }` [INFO] [stdout] 6119f5f64efe2e2a3b33d961f68ae1ffe3cd7ad451f6439d7c3062e3b3dc71aa