[INFO] cloning repository https://github.com/Stigjb/chord-quiz
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Stigjb/chord-quiz" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FStigjb%2Fchord-quiz", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FStigjb%2Fchord-quiz'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bcaeb1b8a56caded0e395ac3531adf0f36d1c3fe
[INFO] documenting Stigjb/chord-quiz 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%2FStigjb%2Fchord-quiz" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Stigjb/chord-quiz 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/Stigjb/chord-quiz
[INFO] finished tweaking git repo https://github.com/Stigjb/chord-quiz
[INFO] tweaked toml for git repo https://github.com/Stigjb/chord-quiz written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/Stigjb/chord-quiz 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 num-derive v0.3.0
[INFO] [stderr]   Downloaded wasm-bindgen-test v0.3.15
[INFO] [stderr]   Downloaded wasm-bindgen-test-macro v0.3.15
[INFO] [stderr]   Downloaded tonality v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] c7d0a7c53625fb10d8a110825f8ced3cde57c300dc3eae4540ce339d443fcc1c
[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" "c7d0a7c53625fb10d8a110825f8ced3cde57c300dc3eae4540ce339d443fcc1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c7d0a7c53625fb10d8a110825f8ced3cde57c300dc3eae4540ce339d443fcc1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7d0a7c53625fb10d8a110825f8ced3cde57c300dc3eae4540ce339d443fcc1c", kill_on_drop: false }`
[INFO] [stdout] c7d0a7c53625fb10d8a110825f8ced3cde57c300dc3eae4540ce339d443fcc1c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 000b60351e435a0d49049b098f831867adc99ef930b97f8d2b1d61dd7ba82b5a
[INFO] running `Command { std: "docker" "start" "-a" "000b60351e435a0d49049b098f831867adc99ef930b97f8d2b1d61dd7ba82b5a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.73
[INFO] [stderr]    Compiling yew v0.16.2
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.65
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling num-derive v0.3.0
[INFO] [stderr]    Compiling yew-macro v0.16.1
[INFO] [stderr]     Checking bincode v1.2.1
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking wee_alloc v0.4.5
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.65
[INFO] [stderr]     Checking tonality v0.1.1
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.65
[INFO] [stderr]     Checking wasm-bindgen v0.2.65
[INFO] [stderr]     Checking js-sys v0.3.42
[INFO] [stderr]     Checking console_error_panic_hook v0.1.6
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking web-sys v0.3.42
[INFO] [stderr]     Checking wasm-bindgen-futures v0.4.15
[INFO] [stderr]     Checking gloo-events v0.1.1
[INFO] [stderr]     Checking gloo-console-timer v0.1.0
[INFO] [stderr]     Checking gloo-timers v0.2.1
[INFO] [stderr]     Checking wasm-logger v0.2.0
[INFO] [stderr]     Checking gloo-file v0.1.0
[INFO] [stderr]     Checking gloo v0.2.1
[INFO] [stderr]  Documenting chord-quiz v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 07s
[INFO] running `Command { std: "docker" "inspect" "000b60351e435a0d49049b098f831867adc99ef930b97f8d2b1d61dd7ba82b5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "000b60351e435a0d49049b098f831867adc99ef930b97f8d2b1d61dd7ba82b5a", kill_on_drop: false }`
[INFO] [stdout] 000b60351e435a0d49049b098f831867adc99ef930b97f8d2b1d61dd7ba82b5a