[INFO] crate secure_serialisation 0.5.0 is already in cache
[INFO] testing secure_serialisation-0.5.0 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate secure_serialisation 0.5.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate secure_serialisation 0.5.0 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 crates.io crate secure_serialisation 0.5.0
[INFO] finished tweaking crates.io crate secure_serialisation 0.5.0
[INFO] tweaked toml for crates.io crate secure_serialisation 0.5.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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-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" "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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6c10c5146697f75ff8a30b30daac5368f2e73008cd7aadde22e2835c6af930d8
[INFO] running `"docker" "start" "-a" "6c10c5146697f75ff8a30b30daac5368f2e73008cd7aadde22e2835c6af930d8"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling unwrap v1.1.0
[INFO] [stderr]    Compiling podio v0.1.7
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]    Compiling sha1 v0.2.0
[INFO] [stderr]    Compiling miniz-sys v0.1.12
[INFO] [stderr]    Compiling bzip2-sys v0.1.9+1.0.8
[INFO] [stderr]    Compiling filetime v0.2.10
[INFO] [stderr]    Compiling xattr v0.2.2
[INFO] [stderr]    Compiling fs2 v0.4.3
[INFO] [stderr]    Compiling serde_yaml v0.7.5
[INFO] [stderr]    Compiling msdos_time v0.1.6
[INFO] [stderr]    Compiling serde-value v0.5.3
[INFO] [stderr]    Compiling bincode v0.8.0
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling url v1.5.1
[INFO] [stderr]    Compiling chrono v0.3.0
[INFO] [stderr]    Compiling config_file_handler v0.8.3
[INFO] [stderr]    Compiling tar v0.4.28
[INFO] [stderr]    Compiling flate2 v0.2.20
[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-1.5.1/src/form_urlencoded.rs:251:40
[INFO] [stderr]     |
[INFO] [stderr] 249 | impl<'a> Target for ::UrlQuery<'a> {
[INFO] [stderr]     |      -- lifetime `'a` defined here
[INFO] [stderr] 250 |     fn as_mut_string(&mut self) -> &mut String { &mut self.url.serialization }
[INFO] [stderr] 251 |     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" "6c10c5146697f75ff8a30b30daac5368f2e73008cd7aadde22e2835c6af930d8"`
[INFO] running `"docker" "rm" "-f" "6c10c5146697f75ff8a30b30daac5368f2e73008cd7aadde22e2835c6af930d8"`
[INFO] [stdout] 6c10c5146697f75ff8a30b30daac5368f2e73008cd7aadde22e2835c6af930d8