[INFO] cloning repository https://github.com/tbo/rust-mongodb-queryserver
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tbo/rust-mongodb-queryserver" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftbo%2Frust-mongodb-queryserver", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftbo%2Frust-mongodb-queryserver'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] aa16905ac40c5074d15f1418c6afe169c6fb2ffa
[INFO] checking tbo/rust-mongodb-queryserver against master#0d37dca25a51fb900a402c94c8818ad1c2789e30 for pr-77526
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftbo%2Frust-mongodb-queryserver" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tbo/rust-mongodb-queryserver on toolchain 0d37dca25a51fb900a402c94c8818ad1c2789e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tbo/rust-mongodb-queryserver
[INFO] finished tweaking git repo https://github.com/tbo/rust-mongodb-queryserver
[INFO] tweaked toml for git repo https://github.com/tbo/rust-mongodb-queryserver written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/tbo/rust-mongodb-queryserver already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 008f44efedf8ddb0a2dc3b304bc6c3922ba834723b9f02017fd8775a05f9eb3a
[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" "008f44efedf8ddb0a2dc3b304bc6c3922ba834723b9f02017fd8775a05f9eb3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "008f44efedf8ddb0a2dc3b304bc6c3922ba834723b9f02017fd8775a05f9eb3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "008f44efedf8ddb0a2dc3b304bc6c3922ba834723b9f02017fd8775a05f9eb3a", kill_on_drop: false }`
[INFO] [stdout] 008f44efedf8ddb0a2dc3b304bc6c3922ba834723b9f02017fd8775a05f9eb3a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "RUSTFLAGS=--cap-lints=forbid" "-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" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] af3655c9ebf61fb23d10039db95b06e4caed7cd6cedbcd4e9c079f329a63b580
[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" "af3655c9ebf61fb23d10039db95b06e4caed7cd6cedbcd4e9c079f329a63b580", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.31
[INFO] [stderr]     Checking futures v0.1.16
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking lazy_static v0.2.9
[INFO] [stderr]     Checking lazycell v0.5.1
[INFO] [stderr]     Checking slab v0.3.0
[INFO] [stderr]     Checking safemem v0.2.0
[INFO] [stderr]     Checking utf8-ranges v1.0.0
[INFO] [stderr]     Checking linked-hash-map v0.4.2
[INFO] [stderr]     Checking itoa v0.3.4
[INFO] [stderr]     Checking scoped-tls v0.1.0
[INFO] [stderr]     Checking take v0.1.0
[INFO] [stderr]     Checking smallvec v0.2.1
[INFO] [stderr]     Checking semver-parser v0.7.0
[INFO] [stderr]     Checking hex v0.2.0
[INFO] [stderr]     Checking linked-hash-map v0.3.0
[INFO] [stderr]     Checking bufstream v0.1.3
[INFO] [stderr]     Checking bitflags v1.0.0
[INFO] [stderr]     Checking scan_fmt v0.1.1
[INFO] [stderr]     Checking separator v0.3.1
[INFO] [stderr]     Checking data-encoding v1.2.0
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking base64 v0.6.0
[INFO] [stderr]    Compiling unicase v2.0.0
[INFO] [stderr]     Checking num v0.1.40
[INFO] [stderr]    Compiling serde_derive_internals v0.16.0
[INFO] [stderr]     Checking url v1.6.0
[INFO] [stderr]     Checking thread_local v0.3.4
[INFO] [stderr]     Checking serde_json v1.0.5
[INFO] [stderr]     Checking semver v0.8.0
[INFO] [stderr]     Checking iovec v0.1.0
[INFO] [stderr]     Checking time v0.1.38
[INFO] [stderr]     Checking rand v0.3.16
[INFO] [stderr]     Checking net2 v0.2.31
[INFO] [stderr]     Checking memchr v1.0.1
[INFO] [stderr]     Checking hostname v0.1.3
[INFO] [stderr]     Checking num_cpus v1.7.0
[INFO] [stderr]     Checking atty v0.2.3
[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-1.6.0/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" "af3655c9ebf61fb23d10039db95b06e4caed7cd6cedbcd4e9c079f329a63b580", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af3655c9ebf61fb23d10039db95b06e4caed7cd6cedbcd4e9c079f329a63b580", kill_on_drop: false }`
[INFO] [stdout] af3655c9ebf61fb23d10039db95b06e4caed7cd6cedbcd4e9c079f329a63b580