[INFO] cloning repository https://github.com/mabruckner/notes_engine
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mabruckner/notes_engine" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmabruckner%2Fnotes_engine", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmabruckner%2Fnotes_engine'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5184d85f0697c9553abb8f2ae5db63e6d35d560f
[INFO] documenting mabruckner/notes_engine against beta-2020-10-09 for beta-1.48-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmabruckner%2Fnotes_engine" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mabruckner/notes_engine on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mabruckner/notes_engine
[INFO] finished tweaking git repo https://github.com/mabruckner/notes_engine
[INFO] tweaked toml for git repo https://github.com/mabruckner/notes_engine written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/mabruckner/notes_engine already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "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 hoedown v6.0.0
[INFO] [stderr]   Downloaded bcrypt v0.1.3
[INFO] [stderr]   Downloaded bitflags v0.7.1
[INFO] [stderr]   Downloaded handlebars v0.26.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eda7ed44eb115067d674a30a4cf09c4f118dca538bbc69054e28b5b4d78ae536
[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" "eda7ed44eb115067d674a30a4cf09c4f118dca538bbc69054e28b5b4d78ae536", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eda7ed44eb115067d674a30a4cf09c4f118dca538bbc69054e28b5b4d78ae536", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eda7ed44eb115067d674a30a4cf09c4f118dca538bbc69054e28b5b4d78ae536", kill_on_drop: false }`
[INFO] [stdout] eda7ed44eb115067d674a30a4cf09c4f118dca538bbc69054e28b5b4d78ae536
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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-2020-10-09" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 508c3045601820123753dc8262e6bc94edcc2db0182836755429598eeca4fd82
[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" "508c3045601820123753dc8262e6bc94edcc2db0182836755429598eeca4fd82", kill_on_drop: false }`
[INFO] [stderr]    Compiling siphasher v0.2.2
[INFO] [stderr]    Compiling libc v0.2.22
[INFO] [stderr]     Checking itoa v0.1.1
[INFO] [stderr]     Checking dtoa v0.2.2
[INFO] [stderr]     Checking same-file v0.1.3
[INFO] [stderr]     Checking pest v0.3.3
[INFO] [stderr]     Checking quick-error v1.2.0
[INFO] [stderr]     Checking buf_redux v0.3.0
[INFO] [stderr]     Checking bitflags v0.5.0
[INFO] [stderr]     Checking glob v0.2.11
[INFO] [stderr]     Checking rand v0.3.15
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]     Checking conduit-mime-types v0.7.3
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]    Compiling hoedown v6.0.0
[INFO] [stderr]     Checking num-complex v0.1.37
[INFO] [stderr]     Checking toml v0.4.1
[INFO] [stderr]     Checking serde_json v1.0.1
[INFO] [stderr]     Checking csv v0.15.0
[INFO] [stderr]     Checking walkdir v1.0.7
[INFO] [stderr]     Checking backtrace-sys v0.1.10
[INFO] [stderr]     Checking url v1.4.0
[INFO] [stderr]    Compiling unicase v1.4.0
[INFO] [stderr]    Compiling serde_derive v1.0.2
[INFO] [stderr]     Checking phf_shared v0.7.21
[INFO] [stderr]     Checking serde_json v0.8.6
[INFO] [stderr]     Checking backtrace v0.3.0
[INFO] [stderr]     Checking phf v0.7.21
[INFO] [stderr]     Checking error-chain v0.7.2
[INFO] [stderr]     Checking num-bigint v0.1.37
[INFO] [stderr]     Checking tempdir v0.3.5
[INFO] [stderr]    Compiling phf_generator v0.7.21
[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-1.4.0/src/form_urlencoded.rs:246:40
[INFO] [stdout]     |
[INFO] [stdout] 244 | impl<'a> Target for ::UrlQuery<'a> {
[INFO] [stdout]     |      -- lifetime `'a` defined here
[INFO] [stdout] 245 |     fn as_mut_string(&mut self) -> &mut String { &mut self.url.serialization }
[INFO] [stdout] 246 |     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" "508c3045601820123753dc8262e6bc94edcc2db0182836755429598eeca4fd82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "508c3045601820123753dc8262e6bc94edcc2db0182836755429598eeca4fd82", kill_on_drop: false }`
[INFO] [stdout] 508c3045601820123753dc8262e6bc94edcc2db0182836755429598eeca4fd82
