[INFO] cloning repository https://github.com/ayooby/rudiojavan-playlist-link-scraper
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ayooby/rudiojavan-playlist-link-scraper" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fayooby%2Frudiojavan-playlist-link-scraper", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fayooby%2Frudiojavan-playlist-link-scraper'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f43553a20b5901aa3d98373a27bfed4d5221ed3f
[INFO] documenting ayooby/rudiojavan-playlist-link-scraper 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%2Fayooby%2Frudiojavan-playlist-link-scraper" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ayooby/rudiojavan-playlist-link-scraper 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/ayooby/rudiojavan-playlist-link-scraper
[INFO] finished tweaking git repo https://github.com/ayooby/rudiojavan-playlist-link-scraper
[INFO] tweaked toml for git repo https://github.com/ayooby/rudiojavan-playlist-link-scraper written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/ayooby/rudiojavan-playlist-link-scraper 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 mime_guess v2.0.0-alpha.4
[INFO] [stderr]   Downloaded reqwest v0.8.5
[INFO] [stderr]   Downloaded openssl-sys v0.9.28
[INFO] [stderr]   Downloaded tokio v0.1.5
[INFO] [stderr]   Downloaded html5ever v0.18.0
[INFO] [stderr]   Downloaded utf-8 v0.7.2
[INFO] [stderr]   Downloaded string_cache v0.6.2
[INFO] [stderr]   Downloaded string_cache_codegen v0.4.0
[INFO] [stderr]   Downloaded futf v0.1.3
[INFO] [stderr]   Downloaded tendril v0.3.1
[INFO] [stderr]   Downloaded markup5ever v0.3.2
[INFO] [stderr]   Downloaded select v0.4.2
[INFO] [stderr]   Downloaded tokio-threadpool v0.1.2
[INFO] [stderr]   Downloaded tokio-timer v0.2.1
[INFO] [stderr]   Downloaded hyper v0.11.25
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 56a8737a8ce76d025e807a0b30f668118f873fd498a65c56d4070aa367e449f9
[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" "56a8737a8ce76d025e807a0b30f668118f873fd498a65c56d4070aa367e449f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "56a8737a8ce76d025e807a0b30f668118f873fd498a65c56d4070aa367e449f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56a8737a8ce76d025e807a0b30f668118f873fd498a65c56d4070aa367e449f9", kill_on_drop: false }`
[INFO] [stdout] 56a8737a8ce76d025e807a0b30f668118f873fd498a65c56d4070aa367e449f9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 0ba69f65e57fc73d45c833e99e171aaa2368bb2c43a1d82d30eef1183d831ae5
[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" "0ba69f65e57fc73d45c833e99e171aaa2368bb2c43a1d82d30eef1183d831ae5", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.9
[INFO] [stderr]     Checking scoped-tls v0.1.1
[INFO] [stderr]     Checking net2 v0.2.32
[INFO] [stderr]     Checking crossbeam-utils v0.3.2
[INFO] [stderr]     Checking bit-set v0.4.0
[INFO] [stderr]     Checking bytes v0.4.6
[INFO] [stderr]     Checking tokio-timer v0.2.1
[INFO] [stderr]    Compiling rand v0.3.22
[INFO] [stderr]     Checking uuid v0.5.1
[INFO] [stderr]     Checking futf v0.1.3
[INFO] [stderr]    Compiling html5ever v0.18.0
[INFO] [stderr]     Checking url v1.7.0
[INFO] [stderr]     Checking libflate v0.1.14
[INFO] [stderr]    Compiling phf_generator v0.7.21
[INFO] [stderr]     Checking tendril v0.3.1
[INFO] [stderr]     Checking crossbeam-epoch v0.4.1
[INFO] [stderr]    Compiling phf_codegen v0.7.21
[INFO] [stderr]    Compiling string_cache_codegen v0.4.0
[INFO] [stderr]     Checking mio v0.6.14
[INFO] [stderr]    Compiling mime_guess v2.0.0-alpha.4
[INFO] [stderr]     Checking tokio-io v0.1.6
[INFO] [stderr]     Checking crossbeam-deque v0.3.0
[INFO] [stderr]    Compiling string_cache v0.6.2
[INFO] [stderr]    Compiling markup5ever v0.3.2
[INFO] [stdout] error[E0713]: borrow may still be in use when destructor runs
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/url-1.7.0/src/form_urlencoded.rs:261:40
[INFO] [stdout]     |
[INFO] [stdout] 259 | impl<'a> Target for ::UrlQuery<'a> {
[INFO] [stdout]     |      -- lifetime `'a` defined here
[INFO] [stdout] 260 |     fn as_mut_string(&mut self) -> &mut String { &mut self.url.serialization }
[INFO] [stdout] 261 |     fn finish(self) -> &'a mut ::Url { self.url }
[INFO] [stdout]     |                                        ^^^^^^^^ - here, drop of `self` needs exclusive access to `*self.url`, because the type `UrlQuery<'_>` implements the `Drop` trait
[INFO] [stdout]     |                                        |
[INFO] [stdout]     |                                        returning this value requires that `*self.url` is borrowed for `'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0713`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `url`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "0ba69f65e57fc73d45c833e99e171aaa2368bb2c43a1d82d30eef1183d831ae5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ba69f65e57fc73d45c833e99e171aaa2368bb2c43a1d82d30eef1183d831ae5", kill_on_drop: false }`
[INFO] [stdout] 0ba69f65e57fc73d45c833e99e171aaa2368bb2c43a1d82d30eef1183d831ae5