[INFO] cloning repository https://github.com/DavidBM/rust-webserver-example-with-iron-diesel-r2d2-serde
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DavidBM/rust-webserver-example-with-iron-diesel-r2d2-serde" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDavidBM%2Frust-webserver-example-with-iron-diesel-r2d2-serde", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDavidBM%2Frust-webserver-example-with-iron-diesel-r2d2-serde'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] eb083c13593bf96e96c6231e870b56ec845bd00d
[INFO] checking DavidBM/rust-webserver-example-with-iron-diesel-r2d2-serde against master#3aedcf06b73fc36feeebca3d579e1d2a6c40acc5 for pr-65819
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDavidBM%2Frust-webserver-example-with-iron-diesel-r2d2-serde" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/DavidBM/rust-webserver-example-with-iron-diesel-r2d2-serde on toolchain 3aedcf06b73fc36feeebca3d579e1d2a6c40acc5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/DavidBM/rust-webserver-example-with-iron-diesel-r2d2-serde
[INFO] finished tweaking git repo https://github.com/DavidBM/rust-webserver-example-with-iron-diesel-r2d2-serde
[INFO] tweaked toml for git repo https://github.com/DavidBM/rust-webserver-example-with-iron-diesel-r2d2-serde written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/DavidBM/rust-webserver-example-with-iron-diesel-r2d2-serde already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 969e5d991879ad83a9806556420e26f21fe900934c9c75337166ad791a5a5f3e
[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" "969e5d991879ad83a9806556420e26f21fe900934c9c75337166ad791a5a5f3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "969e5d991879ad83a9806556420e26f21fe900934c9c75337166ad791a5a5f3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "969e5d991879ad83a9806556420e26f21fe900934c9c75337166ad791a5a5f3e", kill_on_drop: false }`
[INFO] [stdout] 969e5d991879ad83a9806556420e26f21fe900934c9c75337166ad791a5a5f3e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 97ff533c303770f94a481571c6021450174c26b14503e7d04cd408f52df0fa01
[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" "97ff533c303770f94a481571c6021450174c26b14503e7d04cd408f52df0fa01", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]    Compiling version_check v0.1.2
[INFO] [stderr]     Checking matches v0.1.6
[INFO] [stderr]     Checking unicode-normalization v0.1.4
[INFO] [stderr]    Compiling pq-sys v0.4.3
[INFO] [stderr]     Checking serde v0.9.15
[INFO] [stderr]     Checking modifier v0.1.0
[INFO] [stderr]     Checking itoa v0.3.1
[INFO] [stderr]     Checking dtoa v0.4.1
[INFO] [stderr]     Checking antidote v1.0.0
[INFO] [stderr]     Checking serde v1.0.8
[INFO] [stderr]     Checking slog v2.0.6
[INFO] [stderr]     Checking constant_time_eq v0.1.2
[INFO] [stderr]     Checking utf8-ranges v0.1.3
[INFO] [stderr]     Checking regex-syntax v0.3.9
[INFO] [stderr]     Checking route-recognizer v0.1.12
[INFO] [stderr]     Checking term v0.4.5
[INFO] [stderr]     Checking sequence_trie v0.2.1
[INFO] [stderr]     Checking time v0.1.37
[INFO] [stderr]     Checking num_cpus v1.5.1
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]     Checking isatty v0.1.3
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stderr]     Checking base64 v0.5.2
[INFO] [stderr]     Checking error v0.1.9
[INFO] [stderr]    Compiling num-integer v0.1.34
[INFO] [stderr]     Checking base64 v0.4.2
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]     Checking blake2-rfc v0.2.17
[INFO] [stderr]     Checking unicode-bidi v0.3.3
[INFO] [stderr]     Checking scheduled-thread-pool v0.1.0
[INFO] [stderr]     Checking aho-corasick v0.5.3
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]     Checking plugin v0.2.6
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]     Checking num v0.1.39
[INFO] [stderr]    Compiling num-iter v0.1.33
[INFO] [stderr]     Checking thread-id v2.0.0
[INFO] [stderr]     Checking argon2rs v0.2.5
[INFO] [stderr]     Checking r2d2 v0.7.2
[INFO] [stderr]     Checking thread_local v0.2.7
[INFO] [stderr]     Checking idna v0.1.2
[INFO] [stderr]    Compiling chrono v0.3.0
[INFO] [stderr]    Compiling regex v0.1.80
[INFO] [stderr]     Checking url v1.4.1
[INFO] [stderr]    Compiling diesel v0.12.1
[INFO] [stderr]     Checking conduit-mime-types v0.7.3
[INFO] [stderr]     Checking dotenv v0.8.0
[INFO] [stderr]    Compiling serde_codegen_internals v0.14.2
[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-1.4.1/src/form_urlencoded.rs:248:40
[INFO] [stdout]     |
[INFO] [stdout] 246 | impl<'a> Target for ::UrlQuery<'a> {
[INFO] [stdout]     |      -- lifetime `'a` defined here
[INFO] [stdout] 247 |     fn as_mut_string(&mut self) -> &mut String { &mut self.url.serialization }
[INFO] [stdout] 248 |     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" "97ff533c303770f94a481571c6021450174c26b14503e7d04cd408f52df0fa01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97ff533c303770f94a481571c6021450174c26b14503e7d04cd408f52df0fa01", kill_on_drop: false }`
[INFO] [stdout] 97ff533c303770f94a481571c6021450174c26b14503e7d04cd408f52df0fa01