[INFO] updating cached repository https://github.com/polyswarm/polyswarm-relay
[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] 0ecbd3e6df41ae5da9c238d1a468e30054f2cb65
[INFO] checking polyswarm/polyswarm-relay against master#b61e69433951e31f7bd746e22f516a48ad41623b for prs-64470-and-65389
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpolyswarm%2Fpolyswarm-relay" "/workspace/builds/worker-2/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/polyswarm/polyswarm-relay on toolchain b61e69433951e31f7bd746e22f516a48ad41623b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/polyswarm/polyswarm-relay
[INFO] finished tweaking git repo https://github.com/polyswarm/polyswarm-relay
[INFO] tweaked toml for git repo https://github.com/polyswarm/polyswarm-relay written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/polyswarm/polyswarm-relay already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=forbid" "-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" "+b61e69433951e31f7bd746e22f516a48ad41623b" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] bdcc904eb75a73d9727d1ddc6019383998854ec08de0a5d93d368867348d9b93
[INFO] running `"docker" "start" "-a" "bdcc904eb75a73d9727d1ddc6019383998854ec08de0a5d93d368867348d9b93"`
[INFO] [stderr]    Compiling cc v1.0.10
[INFO] [stderr]    Compiling pkg-config v0.3.10
[INFO] [stderr]     Checking serde v1.0.43
[INFO] [stderr]    Compiling heapsize v0.4.2
[INFO] [stderr]    Compiling crunchy v0.1.6
[INFO] [stderr]     Checking rustc-hex v1.0.0
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]     Checking memchr v1.0.2
[INFO] [stderr]     Checking base64 v0.5.2
[INFO] [stderr]     Checking base64 v0.9.1
[INFO] [stderr]     Checking nix v0.9.0
[INFO] [stderr]     Checking tokio-timer v0.1.2
[INFO] [stderr]     Checking parking_lot_core v0.2.13
[INFO] [stderr]     Checking crossbeam-epoch v0.4.1
[INFO] [stderr]    Compiling rustc_version v0.2.2
[INFO] [stderr]    Compiling quote v0.5.2
[INFO] [stderr]     Checking mio-uds v0.6.4
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stderr]     Checking aho-corasick v0.5.3
[INFO] [stderr]     Checking nom v3.2.1
[INFO] [stderr]     Checking regex v0.2.11
[INFO] [stderr]     Checking url v1.7.0
[INFO] [stderr]     Checking parking_lot v0.5.4
[INFO] [stderr]     Checking thread-id v2.0.0
[INFO] [stderr]     Checking tokio-udp v0.1.0
[INFO] [stderr]     Checking tokio-tcp v0.1.0
[INFO] [stderr]    Compiling syn v0.13.1
[INFO] [stderr]     Checking crossbeam-deque v0.3.0
[INFO] [stderr]     Checking thread_local v0.2.7
[INFO] [stderr]    Compiling uint v0.2.0
[INFO] [stderr]    Compiling ethereum-types v0.3.1
[INFO] [stderr]     Checking tiny-keccak v1.4.1
[INFO] [stderr]     Checking tokio-threadpool v0.1.2
[INFO] [stderr]     Checking regex v0.1.80
[INFO] [stderr]     Checking fixed-hash v0.2.1
[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] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "bdcc904eb75a73d9727d1ddc6019383998854ec08de0a5d93d368867348d9b93"`
[INFO] running `"docker" "rm" "-f" "bdcc904eb75a73d9727d1ddc6019383998854ec08de0a5d93d368867348d9b93"`
[INFO] [stdout] bdcc904eb75a73d9727d1ddc6019383998854ec08de0a5d93d368867348d9b93