[INFO] cloning repository https://github.com/maximeaperez92/RustBot
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/maximeaperez92/RustBot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaximeaperez92%2FRustBot", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaximeaperez92%2FRustBot'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6cc96abb253f2a2cbbf23d0e9cc0e462569bbcd5
[INFO] testing maximeaperez92/RustBot against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaximeaperez92%2FRustBot" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/maximeaperez92/RustBot on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/maximeaperez92/RustBot
[INFO] finished tweaking git repo https://github.com/maximeaperez92/RustBot
[INFO] tweaked toml for git repo https://github.com/maximeaperez92/RustBot written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/maximeaperez92/RustBot already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/zeyla/serenity.git`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio-io v0.1.2
[INFO] [stderr]   Downloaded bytes v0.4.4
[INFO] [stderr]   Downloaded mio v0.6.9
[INFO] [stderr]   Downloaded flate2 v0.2.19
[INFO] [stderr]   Downloaded thread-id v3.2.0
[INFO] [stderr]   Downloaded mime_guess v1.8.1
[INFO] [stderr]   Downloaded gcc v0.3.51
[INFO] [stderr]   Downloaded miniz-sys v0.1.9
[INFO] [stderr]   Downloaded backtrace-sys v0.1.11
[INFO] [stderr]   Downloaded security-framework v0.1.14
[INFO] [stderr]   Downloaded serde v1.0.10
[INFO] [stderr]   Downloaded smallvec v0.4.1
[INFO] [stderr]   Downloaded parking_lot_core v0.2.2
[INFO] [stderr]   Downloaded toml v0.4.2
[INFO] [stderr]   Downloaded security-framework-sys v0.1.14
[INFO] [stderr]   Downloaded multipart v0.13.1
[INFO] [stderr]   Downloaded tokio-core v0.1.8
[INFO] [stderr]   Downloaded serde_derive v1.0.10
[INFO] [stderr]   Downloaded openssl-sys v0.9.14
[INFO] [stderr]   Downloaded parking_lot v0.4.4
[INFO] [stderr]   Downloaded openssl v0.9.14
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bbe356907fe6b48b7f27abe1a47a996ab1290b4a2fefdede702a5f78a485804f
[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" "bbe356907fe6b48b7f27abe1a47a996ab1290b4a2fefdede702a5f78a485804f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bbe356907fe6b48b7f27abe1a47a996ab1290b4a2fefdede702a5f78a485804f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bbe356907fe6b48b7f27abe1a47a996ab1290b4a2fefdede702a5f78a485804f", kill_on_drop: false }`
[INFO] [stdout] bbe356907fe6b48b7f27abe1a47a996ab1290b4a2fefdede702a5f78a485804f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=warn" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 78ddd4fcd96d707970fc041dfe6ecc91dcc6081c7def83c1605d9424a6bec333
[INFO] running `Command { std: "docker" "start" "-a" "78ddd4fcd96d707970fc041dfe6ecc91dcc6081c7def83c1605d9424a6bec333", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.26
[INFO] [stderr]    Compiling num-traits v0.1.39
[INFO] [stderr]    Compiling openssl v0.9.14
[INFO] [stderr]    Compiling foreign-types v0.2.0
[INFO] [stderr]    Compiling serde v1.0.10
[INFO] [stderr]    Compiling smallvec v0.4.1
[INFO] [stderr]    Compiling stable_deref_trait v1.0.0
[INFO] [stderr]    Compiling lazycell v0.4.0
[INFO] [stderr]    Compiling futures v0.1.14
[INFO] [stderr]    Compiling antidote v1.0.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.4
[INFO] [stderr]    Compiling openssl-sys v0.9.14
[INFO] [stderr]    Compiling backtrace-sys v0.1.11
[INFO] [stderr]    Compiling miniz-sys v0.1.9
[INFO] [stderr]    Compiling url v1.5.1
[INFO] [stderr]    Compiling phf_shared v0.7.21
[INFO] [stderr]    Compiling serde_derive v1.0.10
[INFO] [stderr]    Compiling owning_ref v0.3.3
[INFO] [stderr]    Compiling phf v0.7.21
[INFO] [stderr]    Compiling rand v0.3.15
[INFO] [stderr]    Compiling time v0.1.38
[INFO] [stderr]    Compiling num_cpus v1.6.2
[INFO] [stderr]    Compiling iovec v0.1.0
[INFO] [stderr]    Compiling net2 v0.2.29
[INFO] [stderr]    Compiling thread-id v3.2.0
[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-1.5.1/src/form_urlencoded.rs:251:40
[INFO] [stdout]     |
[INFO] [stdout] 249 | impl<'a> Target for ::UrlQuery<'a> {
[INFO] [stdout]     |      -- lifetime `'a` defined here
[INFO] [stdout] 250 |     fn as_mut_string(&mut self) -> &mut String { &mut self.url.serialization }
[INFO] [stdout] 251 |     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] [stderr]    Compiling num-integer v0.1.34
[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` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "78ddd4fcd96d707970fc041dfe6ecc91dcc6081c7def83c1605d9424a6bec333", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78ddd4fcd96d707970fc041dfe6ecc91dcc6081c7def83c1605d9424a6bec333", kill_on_drop: false }`
[INFO] [stdout] 78ddd4fcd96d707970fc041dfe6ecc91dcc6081c7def83c1605d9424a6bec333