[INFO] cloning repository https://github.com/vitvakatu/exonum-test
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vitvakatu/exonum-test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvitvakatu%2Fexonum-test", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvitvakatu%2Fexonum-test'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 902fe98fc64a31f143e5612bfca2a3b51947d147
[INFO] documenting vitvakatu/exonum-test 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%2Fvitvakatu%2Fexonum-test" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/vitvakatu/exonum-test 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/vitvakatu/exonum-test
[INFO] finished tweaking git repo https://github.com/vitvakatu/exonum-test
[INFO] tweaked toml for git repo https://github.com/vitvakatu/exonum-test written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/vitvakatu/exonum-test 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 mount v0.4.0
[INFO] [stderr]   Downloaded uuid v0.6.3
[INFO] [stderr]   Downloaded cc v1.0.10
[INFO] [stderr]   Downloaded serde_derive v1.0.38
[INFO] [stderr]   Downloaded env_logger v0.5.7
[INFO] [stderr]   Downloaded bodyparser v0.8.0
[INFO] [stderr]   Downloaded cookie v0.10.1
[INFO] [stderr]   Downloaded ctrlc v3.1.0
[INFO] [stderr]   Downloaded tokio-retry v0.1.1
[INFO] [stderr]   Downloaded persistent v0.4.0
[INFO] [stderr]   Downloaded serde_json v1.0.14
[INFO] [stderr]   Downloaded urlencoded v0.6.0
[INFO] [stderr]   Downloaded params v0.8.0
[INFO] [stderr]   Downloaded make-cmd v0.1.0
[INFO] [stderr]   Downloaded serde v1.0.38
[INFO] [stderr]   Downloaded nix v0.9.0
[INFO] [stderr]   Downloaded exonum_profiler v0.1.2
[INFO] [stderr]   Downloaded filetime v0.2.0
[INFO] [stderr]   Downloaded sequence_trie v0.3.5
[INFO] [stderr]   Downloaded exonum v0.7.0
[INFO] [stderr]   Downloaded exonum_librocksdb-sys v0.5.2
[INFO] [stderr]   Downloaded iron-cors v0.7.0
[INFO] [stderr]   Downloaded exonum_rocksdb v0.7.2
[INFO] [stderr]   Downloaded os_info v0.7.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] b467c696ff25b3896dddf1670e2e8d8baf89171a41a1cf03b16ba7b7296b371e
[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" "b467c696ff25b3896dddf1670e2e8d8baf89171a41a1cf03b16ba7b7296b371e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b467c696ff25b3896dddf1670e2e8d8baf89171a41a1cf03b16ba7b7296b371e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b467c696ff25b3896dddf1670e2e8d8baf89171a41a1cf03b16ba7b7296b371e", kill_on_drop: false }`
[INFO] [stdout] b467c696ff25b3896dddf1670e2e8d8baf89171a41a1cf03b16ba7b7296b371e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5e6ad7267210c17c9cc9ced1bcda90732195c21b60f42d973dd1d52ec9147ca0
[INFO] running `Command { std: "docker" "start" "-a" "5e6ad7267210c17c9cc9ced1bcda90732195c21b60f42d973dd1d52ec9147ca0", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling adler32 v1.0.2
[INFO] [stderr]    Compiling podio v0.1.6
[INFO] [stderr]    Compiling unwrap v1.1.0
[INFO] [stderr]    Compiling os_info v0.7.0
[INFO] [stderr]     Checking sequence_trie v0.3.5
[INFO] [stderr]    Compiling exonum v0.7.0
[INFO] [stderr]     Checking hex v0.3.1
[INFO] [stderr]     Checking headers v0.1.0
[INFO] [stderr]    Compiling xattr v0.2.1
[INFO] [stderr]    Compiling filetime v0.2.0
[INFO] [stderr]    Compiling crc v1.7.0
[INFO] [stderr]     Checking toml v0.4.6
[INFO] [stderr]     Checking uuid v0.6.3
[INFO] [stderr]     Checking serde_json v1.0.14
[INFO] [stderr]     Checking tokio-timer v0.1.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.1
[INFO] [stderr]     Checking cookie v0.10.1
[INFO] [stderr]     Checking twoway v0.1.8
[INFO] [stderr]    Compiling msdos_time v0.1.6
[INFO] [stderr]     Checking num-bigint v0.1.43
[INFO] [stderr]     Checking chrono v0.4.2
[INFO] [stderr]     Checking ctrlc v3.1.0
[INFO] [stderr]    Compiling miniz_oxide v0.1.2
[INFO] [stderr]    Compiling tar v0.4.15
[INFO] [stderr]     Checking url v1.7.0
[INFO] [stderr]     Checking regex v0.2.10
[INFO] [stderr]     Checking tokio-reactor v0.1.1
[INFO] [stderr]    Compiling serde_derive_internals v0.23.1
[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
[INFO] [stderr]     Checking multipart v0.13.6
[INFO] [stderr]     Checking exonum_profiler v0.1.2
[INFO] [stderr]    Compiling rayon-core v1.4.0
[INFO] [stderr]     Checking tokio-udp v0.1.0
[INFO] [stderr]     Checking tokio-tcp v0.1.0
[INFO] [stderr]     Checking num-rational v0.1.42
[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" "5e6ad7267210c17c9cc9ced1bcda90732195c21b60f42d973dd1d52ec9147ca0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e6ad7267210c17c9cc9ced1bcda90732195c21b60f42d973dd1d52ec9147ca0", kill_on_drop: false }`
[INFO] [stdout] 5e6ad7267210c17c9cc9ced1bcda90732195c21b60f42d973dd1d52ec9147ca0
