[INFO] cloning repository https://github.com/kgtkr/get-twitter-token
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kgtkr/get-twitter-token" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkgtkr%2Fget-twitter-token", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkgtkr%2Fget-twitter-token'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d11d30a9aa1c73784ffffcea987d039690e83bca
[INFO] documenting kgtkr/get-twitter-token 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%2Fkgtkr%2Fget-twitter-token" "/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/kgtkr/get-twitter-token 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/kgtkr/get-twitter-token
[INFO] finished tweaking git repo https://github.com/kgtkr/get-twitter-token
[INFO] tweaked toml for git repo https://github.com/kgtkr/get-twitter-token written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/kgtkr/get-twitter-token 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 reqwest v0.8.2
[INFO] [stderr]   Downloaded toml v0.5.1
[INFO] [stderr]   Downloaded rpassword v3.0.2
[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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 05046a4792117d1c9a12d08c427fdfe6e100d7499ae61f1b0ad0088606e4a5ed
[INFO] running `Command { std: "docker" "start" "-a" "05046a4792117d1c9a12d08c427fdfe6e100d7499ae61f1b0ad0088606e4a5ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "05046a4792117d1c9a12d08c427fdfe6e100d7499ae61f1b0ad0088606e4a5ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05046a4792117d1c9a12d08c427fdfe6e100d7499ae61f1b0ad0088606e4a5ed", kill_on_drop: false }`
[INFO] [stdout] 05046a4792117d1c9a12d08c427fdfe6e100d7499ae61f1b0ad0088606e4a5ed
[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] e513d65da84a305c8682cdce48ff0965af0b0ce52cb151743f19039707ccc9b1
[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" "e513d65da84a305c8682cdce48ff0965af0b0ce52cb151743f19039707ccc9b1", kill_on_drop: false }`
[INFO] [stderr]     Checking futures v0.1.17
[INFO] [stderr]     Checking scoped-tls v0.1.0
[INFO] [stderr]    Compiling openssl v0.9.23
[INFO] [stderr]     Checking smallvec v0.2.1
[INFO] [stderr]     Checking take v0.1.0
[INFO] [stderr]    Compiling syn v0.15.34
[INFO] [stderr]     Checking adler32 v1.0.2
[INFO] [stderr]     Checking iovec v0.1.1
[INFO] [stderr]     Checking unicode-bidi v0.2.6
[INFO] [stderr]     Checking rpassword v3.0.2
[INFO] [stderr]    Compiling openssl-sys v0.9.24
[INFO] [stderr]    Compiling unicase v2.1.0
[INFO] [stderr]     Checking base64 v0.9.0
[INFO] [stderr]     Checking uuid v0.2.3
[INFO] [stderr]     Checking uuid v0.5.1
[INFO] [stderr]     Checking url v1.6.0
[INFO] [stderr]     Checking serde_json v1.0.9
[INFO] [stderr]     Checking toml v0.5.1
[INFO] [stderr]     Checking num v0.1.41
[INFO] [stderr]     Checking crc v1.7.0
[INFO] [stderr]     Checking bytes v0.4.6
[INFO] [stderr]     Checking mio v0.6.12
[INFO] [stderr]     Checking url v0.5.10
[INFO] [stderr]     Checking chrono v0.4.0
[INFO] [stderr]    Compiling phf_generator v0.7.21
[INFO] [stderr]     Checking libflate v0.1.14
[INFO] [stderr]    Compiling phf_codegen v0.7.21
[INFO] [stderr]    Compiling mime_guess v2.0.0-alpha.3
[INFO] [stderr]     Checking mime v0.3.5
[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" "e513d65da84a305c8682cdce48ff0965af0b0ce52cb151743f19039707ccc9b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e513d65da84a305c8682cdce48ff0965af0b0ce52cb151743f19039707ccc9b1", kill_on_drop: false }`
[INFO] [stdout] e513d65da84a305c8682cdce48ff0965af0b0ce52cb151743f19039707ccc9b1