[INFO] cloning repository https://github.com/kaedroho/rusticsearch
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kaedroho/rusticsearch" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkaedroho%2Frusticsearch", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkaedroho%2Frusticsearch'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] de4d510a35baa343ecdc6b6d4f793f4fb9a8f39f
[INFO] documenting kaedroho/rusticsearch 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%2Fkaedroho%2Frusticsearch" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kaedroho/rusticsearch 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/kaedroho/rusticsearch
[INFO] removed workspace from git repo https://github.com/kaedroho/rusticsearch
[INFO] finished tweaking git repo https://github.com/kaedroho/rusticsearch
[INFO] tweaked toml for git repo https://github.com/kaedroho/rusticsearch written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/kaedroho/rusticsearch 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 persistent v0.2.1
[INFO] [stderr]   Downloaded atomicwrites v0.1.3
[INFO] [stderr]   Downloaded router v0.2.0
[INFO] [stderr]   Downloaded roaring v0.5.2
[INFO] [stderr]   Downloaded rocksdb v0.10.0
[INFO] [stderr]   Downloaded slog-term v2.3.0
[INFO] [stderr]   Downloaded bindgen v0.29.1
[INFO] [stderr]   Downloaded librocksdb-sys v5.11.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 25c27b823c842d0b565081a758ef65a31ad9fadc00798aa618b789487b7f671b
[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" "25c27b823c842d0b565081a758ef65a31ad9fadc00798aa618b789487b7f671b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "25c27b823c842d0b565081a758ef65a31ad9fadc00798aa618b789487b7f671b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25c27b823c842d0b565081a758ef65a31ad9fadc00798aa618b789487b7f671b", kill_on_drop: false }`
[INFO] [stdout] 25c27b823c842d0b565081a758ef65a31ad9fadc00798aa618b789487b7f671b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] e4eeabd63e4b9fa8be6caa7c60e78dfa4093aa043208dcc00ede6d5f2bc171a5
[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" "e4eeabd63e4b9fa8be6caa7c60e78dfa4093aa043208dcc00ede6d5f2bc171a5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.34
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling term v0.4.6
[INFO] [stderr]    Compiling bitflags v0.8.2
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling ucd-util v0.1.1
[INFO] [stderr]    Compiling unicode-width v0.1.5
[INFO] [stderr]    Compiling bitflags v1.0.3
[INFO] [stderr]     Checking httparse v1.2.3
[INFO] [stderr]    Compiling make-cmd v0.1.0
[INFO] [stderr]     Checking serde v1.0.23
[INFO] [stderr]     Checking slog v2.0.12
[INFO] [stderr]     Checking take_mut v0.1.3
[INFO] [stderr]     Checking maplit v0.1.6
[INFO] [stderr]    Compiling crossbeam-utils v0.2.2
[INFO] [stderr]    Compiling arrayvec v0.4.7
[INFO] [stderr]     Checking hpack v0.2.0
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stderr]    Compiling clang-sys v0.21.2
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking roaring v0.5.2
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling textwrap v0.9.0
[INFO] [stderr]    Compiling nix v0.7.0
[INFO] [stderr]    Compiling serde_derive_internals v0.17.0
[INFO] [stderr]     Checking url v1.6.0
[INFO] [stderr]    Compiling thread_local v0.3.4
[INFO] [stderr]    Compiling regex-syntax v0.5.6
[INFO] [stderr]     Checking solicit v0.4.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling memchr v2.0.1
[INFO] [stderr]    Compiling rand v0.3.18
[INFO] [stderr]    Compiling num_cpus v1.7.0
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]    Compiling atty v0.2.10
[INFO] [stderr]     Checking slog-async v2.1.0
[INFO] [stderr]    Compiling aho-corasick v0.6.4
[INFO] [stderr]     Checking time v0.1.38
[INFO] [stderr]     Checking num_cpus v0.2.13
[INFO] [stderr]     Checking isatty v0.1.6
[INFO] [stderr]    Compiling nom v3.2.1
[INFO] [stderr]    Compiling clap v2.31.2
[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
[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-1.6.0/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" "e4eeabd63e4b9fa8be6caa7c60e78dfa4093aa043208dcc00ede6d5f2bc171a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4eeabd63e4b9fa8be6caa7c60e78dfa4093aa043208dcc00ede6d5f2bc171a5", kill_on_drop: false }`
[INFO] [stdout] e4eeabd63e4b9fa8be6caa7c60e78dfa4093aa043208dcc00ede6d5f2bc171a5