[INFO] cloning repository https://github.com/minijackson/indie_spinner
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/minijackson/indie_spinner" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fminijackson%2Findie_spinner", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fminijackson%2Findie_spinner'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 092ef142d913d9aa11f446c2f431aa2286beafb0
[INFO] checking minijackson/indie_spinner against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fminijackson%2Findie_spinner" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/minijackson/indie_spinner on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/minijackson/indie_spinner
[INFO] finished tweaking git repo https://github.com/minijackson/indie_spinner
[INFO] tweaked toml for git repo https://github.com/minijackson/indie_spinner written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/minijackson/indie_spinner already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bfd7622092acff8751ea855f211fff97e4ea0aeca64b53c13e85ca245ccb4794
[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" "bfd7622092acff8751ea855f211fff97e4ea0aeca64b53c13e85ca245ccb4794", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bfd7622092acff8751ea855f211fff97e4ea0aeca64b53c13e85ca245ccb4794", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bfd7622092acff8751ea855f211fff97e4ea0aeca64b53c13e85ca245ccb4794", kill_on_drop: false }`
[INFO] [stdout] bfd7622092acff8751ea855f211fff97e4ea0aeca64b53c13e85ca245ccb4794
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "check" "--frozen" "--all" "--all-targets" "--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] cebf880a1115563b4c09ea57c0c3858499b736c7e277e08be15bd7314610dc4a
[INFO] running `Command { std: "docker" "start" "-a" "cebf880a1115563b4c09ea57c0c3858499b736c7e277e08be15bd7314610dc4a", kill_on_drop: false }`
[INFO] [stderr]     Checking lazy_static v1.0.0
[INFO] [stderr]    Compiling libloading v0.4.3
[INFO] [stderr]     Checking token_store v0.1.2
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling serde v1.0.29
[INFO] [stderr]    Compiling pulldown-cmark v0.0.15
[INFO] [stderr]     Checking fixedbitset v0.1.8
[INFO] [stderr]    Compiling ucd-util v0.1.1
[INFO] [stderr]     Checking smallvec v0.4.4
[INFO] [stderr]     Checking linked-hash-map v0.5.1
[INFO] [stderr]    Compiling clippy v0.0.187
[INFO] [stderr]    Compiling quine-mc_cluskey v0.2.4
[INFO] [stderr]     Checking memmap v0.6.2
[INFO] [stderr]    Compiling proc-macro2 v0.2.3
[INFO] [stderr]    Compiling memchr v2.0.1
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]     Checking num-complex v0.1.43
[INFO] [stderr]    Compiling semver v0.6.0
[INFO] [stderr]    Compiling itertools v0.6.5
[INFO] [stderr]     Checking unreachable v0.1.1
[INFO] [stderr]    Compiling wayland-scanner v0.12.5
[INFO] [stderr]    Compiling serde_json v0.9.10
[INFO] [stderr]     Checking num-bigint v0.1.43
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]     Checking shared_library v0.1.8
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling regex-syntax v0.5.0
[INFO] [stderr]     Checking petgraph v0.4.11
[INFO] [stderr]    Compiling wayland-client v0.9.10
[INFO] [stderr]    Compiling aho-corasick v0.6.4
[INFO] [stderr]     Checking ordered-float v0.5.0
[INFO] [stderr]     Checking x11-dl v2.17.3
[INFO] [stderr]    Compiling thread_local v0.3.5
[INFO] [stderr]    Compiling glutin v0.11.0
[INFO] [stderr]    Compiling glium v0.19.0
[INFO] [stderr]    Compiling idna v0.1.4
[INFO] [stderr]    Compiling quote v0.4.2
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]     Checking backtrace v0.3.5
[INFO] [stderr]     Checking rusttype v0.3.0
[INFO] [stderr]    Compiling wayland-client v0.12.5
[INFO] [stderr]    Compiling wayland-protocols v0.12.5
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking daggy v0.5.0
[INFO] [stderr]    Compiling syn v0.12.14
[INFO] [stderr]    Compiling target_build_utils v0.3.1
[INFO] [stderr]     Checking dlib v0.4.0
[INFO] [stderr]    Compiling url v1.7.0
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking wayland-sys v0.12.5
[INFO] [stderr]    Compiling conrod_derive v0.1.0
[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-1.7.0/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" "cebf880a1115563b4c09ea57c0c3858499b736c7e277e08be15bd7314610dc4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cebf880a1115563b4c09ea57c0c3858499b736c7e277e08be15bd7314610dc4a", kill_on_drop: false }`
[INFO] [stdout] cebf880a1115563b4c09ea57c0c3858499b736c7e277e08be15bd7314610dc4a