[INFO] fetching crate routing 0.37.0...
[INFO] documenting routing-0.37.0 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate routing 0.37.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate routing 0.37.0 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 crates.io crate routing 0.37.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate routing 0.37.0
[INFO] tweaked toml for crates.io crate routing 0.37.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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 term v0.4.6
[INFO] [stderr]   Downloaded serde_yaml v0.7.5
[INFO] [stderr]   Downloaded igd v0.6.0
[INFO] [stderr]   Downloaded bincode v0.8.0
[INFO] [stderr]   Downloaded chrono v0.3.0
[INFO] [stderr]   Downloaded msdos_time v0.1.6
[INFO] [stderr]   Downloaded tar v0.4.30
[INFO] [stderr]   Downloaded lru_time_cache v0.8.1
[INFO] [stderr]   Downloaded lazy_static v1.2.0
[INFO] [stderr]   Downloaded unsafe-any v0.4.2
[INFO] [stderr]   Downloaded sha1 v0.2.0
[INFO] [stderr]   Downloaded serde-value v0.5.3
[INFO] [stderr]   Downloaded url v1.5.1
[INFO] [stderr]   Downloaded strsim v0.6.0
[INFO] [stderr]   Downloaded num-bigint v0.1.44
[INFO] [stderr]   Downloaded unicode-segmentation v1.1.0
[INFO] [stderr]   Downloaded ws v0.7.3
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[INFO] [stderr]   Downloaded xmltree v0.3.2
[INFO] [stderr]   Downloaded docopt v0.8.3
[INFO] [stderr]   Downloaded typemap v0.3.3
[INFO] [stderr]   Downloaded xml-rs v0.3.6
[INFO] [stderr]   Downloaded http_req v0.2.1
[INFO] [stderr]   Downloaded rust_sodium-sys v0.10.4
[INFO] [stderr]   Downloaded fake_clock v0.3.0
[INFO] [stderr]   Downloaded get_if_addrs v0.4.1
[INFO] [stderr]   Downloaded ordered-float v1.1.0
[INFO] [stderr]   Downloaded term_size v0.3.2
[INFO] [stderr]   Downloaded clap v2.25.1
[INFO] [stderr]   Downloaded resource_proof v0.5.0
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[INFO] [stderr]   Downloaded zip v0.3.3
[INFO] [stderr]   Downloaded rust_sodium v0.10.2
[INFO] [stderr]   Downloaded tiny-keccak v1.3.1
[INFO] [stderr]   Downloaded crust v0.31.0
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] c8a124a0c7823c4f457839ada727cf6c2337c397d3bb04778664a13f2fbef124
[INFO] running `Command { std: "docker" "start" "-a" "c8a124a0c7823c4f457839ada727cf6c2337c397d3bb04778664a13f2fbef124", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c8a124a0c7823c4f457839ada727cf6c2337c397d3bb04778664a13f2fbef124", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8a124a0c7823c4f457839ada727cf6c2337c397d3bb04778664a13f2fbef124", kill_on_drop: false }`
[INFO] [stdout] c8a124a0c7823c4f457839ada727cf6c2337c397d3bb04778664a13f2fbef124
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 0d01fb72ac3a63cdbbce2d541f4af20a18bf08fc9d191815400ea13c74ab69e9
[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" "0d01fb72ac3a63cdbbce2d541f4af20a18bf08fc9d191815400ea13c74ab69e9", kill_on_drop: false }`
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]     Checking byteorder v1.1.0
[INFO] [stderr]    Compiling byte-tools v0.2.0
[INFO] [stderr]    Compiling arrayref v0.3.6
[INFO] [stderr]    Compiling openssl-probe v0.1.2
[INFO] [stderr]    Compiling podio v0.1.7
[INFO] [stderr]    Compiling unwrap v1.2.1
[INFO] [stderr]     Checking slab v0.3.0
[INFO] [stderr]     Checking sha1 v0.2.0
[INFO] [stderr]     Checking unicode-segmentation v1.1.0
[INFO] [stderr]     Checking c_linked_list v1.1.1
[INFO] [stderr]     Checking tiny-keccak v1.3.1
[INFO] [stderr]     Checking strsim v0.6.0
[INFO] [stderr]     Checking fake_clock v0.2.0
[INFO] [stderr]     Checking term v0.4.6
[INFO] [stderr]     Checking lru_time_cache v0.8.1
[INFO] [stderr]    Compiling miniz-sys v0.1.12
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking xml-rs v0.3.6
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling block-buffer v0.3.3
[INFO] [stderr]     Checking term_size v0.3.2
[INFO] [stderr]     Checking get_if_addrs v0.4.1
[INFO] [stderr]     Checking termion v1.4.0
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling xattr v0.2.2
[INFO] [stderr]    Compiling filetime v0.2.12
[INFO] [stderr]     Checking serde_yaml v0.7.5
[INFO] [stderr]    Compiling generic-array v0.9.0
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]    Compiling bzip2-sys v0.1.9+1.0.8
[INFO] [stderr]     Checking url v1.5.1
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking textwrap v0.6.0
[INFO] [stderr]    Compiling flate2 v1.0.17
[INFO] [stderr]     Checking config_file_handler v0.11.0
[INFO] [stderr]     Checking regex v0.2.11
[INFO] [stderr]    Compiling bzip2 v0.3.3
[INFO] [stderr]    Compiling tar v0.4.30
[INFO] [stderr]     Checking bincode v0.8.0
[INFO] [stderr]     Checking clap v2.25.1
[INFO] [stderr]    Compiling msdos_time v0.1.6
[INFO] [stderr]    Compiling digest v0.7.6
[INFO] [stderr]     Checking chrono v0.3.0
[INFO] [stderr]     Checking xmltree v0.3.2
[INFO] [stderr]    Compiling sha2 v0.7.1
[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-1.5.1/src/form_urlencoded.rs:251:40
[INFO] [stdout]     |
[INFO] [stdout] 249 | impl<'a> Target for ::UrlQuery<'a> {
[INFO] [stdout]     |      -- lifetime `'a` defined here
[INFO] [stdout] 250 |     fn as_mut_string(&mut self) -> &mut String { &mut self.url.serialization }
[INFO] [stdout] 251 |     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" "0d01fb72ac3a63cdbbce2d541f4af20a18bf08fc9d191815400ea13c74ab69e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d01fb72ac3a63cdbbce2d541f4af20a18bf08fc9d191815400ea13c74ab69e9", kill_on_drop: false }`
[INFO] [stdout] 0d01fb72ac3a63cdbbce2d541f4af20a18bf08fc9d191815400ea13c74ab69e9