[INFO] updating cached repository https://github.com/Flowneee/exonum-football-voting
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b4d269b999251ae1106c930438e98ffb5a1b6434
[INFO] testing Flowneee/exonum-football-voting against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFlowneee%2Fexonum-football-voting" "/workspace/builds/worker-8/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Flowneee/exonum-football-voting on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/Flowneee/exonum-football-voting
[INFO] finished tweaking git repo https://github.com/Flowneee/exonum-football-voting
[INFO] tweaked toml for git repo https://github.com/Flowneee/exonum-football-voting written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/Flowneee/exonum-football-voting already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stdout] 6a751803168bcfa47e4f287687a7143f90f0cf57f78f5674d47feba2c7280a32
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "6a751803168bcfa47e4f287687a7143f90f0cf57f78f5674d47feba2c7280a32"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling cfg-if v0.1.3
[INFO] [stderr]    Compiling futures v0.1.21
[INFO] [stderr]    Compiling httparse v1.3.1
[INFO] [stderr]    Compiling serde v1.0.66
[INFO] [stderr]    Compiling pkg-config v0.3.11
[INFO] [stderr]    Compiling podio v0.1.6
[INFO] [stderr]    Compiling nix v0.11.0
[INFO] [stderr]    Compiling make-cmd v0.1.0
[INFO] [stderr]    Compiling constant_time_eq v0.1.3
[INFO] [stderr]    Compiling unwrap v1.1.0
[INFO] [stderr]    Compiling os_info v1.0.1
[INFO] [stderr]    Compiling static_slice v0.0.3
[INFO] [stderr]    Compiling sequence_trie v0.3.5
[INFO] [stderr]    Compiling termcolor v0.3.6
[INFO] [stderr]    Compiling route-recognizer v0.1.12
[INFO] [stderr]    Compiling exonum v0.8.0
[INFO] [stderr]    Compiling bit-vec v0.5.0
[INFO] [stderr]    Compiling headers v0.1.0
[INFO] [stderr]    Compiling num_cpus v1.8.0
[INFO] [stderr]    Compiling time v0.1.40
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling xattr v0.2.1
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]    Compiling term v0.5.1
[INFO] [stderr]    Compiling base64 v0.6.0
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling miniz_oxide v0.1.3
[INFO] [stderr]    Compiling proc-macro2 v0.4.6
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]    Compiling colored v1.6.0
[INFO] [stderr]    Compiling textwrap v0.9.0
[INFO] [stderr]    Compiling humantime v1.1.1
[INFO] [stderr]    Compiling crossbeam-utils v0.2.2
[INFO] [stderr]    Compiling log v0.4.1
[INFO] [stderr]    Compiling crossbeam-utils v0.3.2
[INFO] [stderr]    Compiling net2 v0.2.32
[INFO] [stderr]    Compiling filetime v0.2.1
[INFO] [stderr]    Compiling chacha20-poly1305-aead v0.1.2
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling blake2-rfc v0.2.18
[INFO] [stderr]    Compiling aho-corasick v0.6.4
[INFO] [stderr]    Compiling twoway v0.1.8
[INFO] [stderr]    Compiling idna v0.1.4
[INFO] [stderr]    Compiling buf_redux v0.6.3
[INFO] [stderr]    Compiling bytes v0.4.8
[INFO] [stderr]    Compiling thread_local v0.3.5
[INFO] [stderr]    Compiling rustc_version v0.2.2
[INFO] [stderr]    Compiling msdos_time v0.1.6
[INFO] [stderr]    Compiling cookie v0.10.1
[INFO] [stderr]    Compiling clap v2.31.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling quote v0.6.3
[INFO] [stderr]    Compiling crossbeam-epoch v0.4.3
[INFO] [stderr]    Compiling tar v0.4.15
[INFO] [stderr]    Compiling mio v0.6.14
[INFO] [stderr]    Compiling num-complex v0.1.43
[INFO] [stderr]    Compiling regex v1.0.1
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling phf_shared v0.7.22
[INFO] [stderr]    Compiling mime v0.2.6
[INFO] [stderr]    Compiling num-bigint v0.1.44
[INFO] [stderr]    Compiling syn v0.14.2
[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling snow v0.1.9
[INFO] [stderr]    Compiling crossbeam-deque v0.3.1
[INFO] [stderr]    Compiling phf_generator v0.7.22
[INFO] [stderr]    Compiling phf v0.7.22
[INFO] [stderr]    Compiling rayon-core v1.4.0
[INFO] [stderr]    Compiling phf_codegen v0.7.22
[INFO] [stderr]    Compiling url v1.7.0
[INFO] [stderr]    Compiling tokio-executor v0.1.2
[INFO] [stderr]    Compiling tokio-io v0.1.6
[INFO] [stderr]    Compiling tokio-service v0.1.0
[INFO] [stderr]    Compiling tokio-timer v0.1.2
[INFO] [stderr]    Compiling mime_guess v1.8.4
[INFO] [stderr]    Compiling rayon v1.0.1
[INFO] [stderr]    Compiling tokio-threadpool v0.1.4
[INFO] [stderr] error[E0713]: borrow may still be in use when destructor runs
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/url-1.7.0/src/form_urlencoded.rs:261:40
[INFO] [stderr]     |
[INFO] [stderr] 259 | impl<'a> Target for ::UrlQuery<'a> {
[INFO] [stderr]     |      -- lifetime `'a` defined here
[INFO] [stderr] 260 |     fn as_mut_string(&mut self) -> &mut String { &mut self.url.serialization }
[INFO] [stderr] 261 |     fn finish(self) -> &'a mut ::Url { self.url }
[INFO] [stderr]     |                                        ^^^^^^^^ - here, drop of `self` needs exclusive access to `*self.url`, because the type `UrlQuery<'_>` implements the `Drop` trait
[INFO] [stderr]     |                                        |
[INFO] [stderr]     |                                        returning this value requires that `*self.url` is borrowed for `'a`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0713`.
[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 `"docker" "inspect" "6a751803168bcfa47e4f287687a7143f90f0cf57f78f5674d47feba2c7280a32"`
[INFO] running `"docker" "rm" "-f" "6a751803168bcfa47e4f287687a7143f90f0cf57f78f5674d47feba2c7280a32"`
[INFO] [stdout] 6a751803168bcfa47e4f287687a7143f90f0cf57f78f5674d47feba2c7280a32