[INFO] cloning repository https://github.com/cuviper/rust-git-fs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cuviper/rust-git-fs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcuviper%2Frust-git-fs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcuviper%2Frust-git-fs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2b78e986e6ffffff1bdea4f3e784aee398a0bf3e
[INFO] testing cuviper/rust-git-fs against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcuviper%2Frust-git-fs" "/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/cuviper/rust-git-fs on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cuviper/rust-git-fs
[INFO] finished tweaking git repo https://github.com/cuviper/rust-git-fs
[INFO] tweaked toml for git repo https://github.com/cuviper/rust-git-fs written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/cuviper/rust-git-fs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", 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] 13c69639111591ac3f96a0db7ad3ce170a9f8696ea532e0a6a6f1239f4014232
[INFO] running `Command { std: "docker" "start" "-a" "13c69639111591ac3f96a0db7ad3ce170a9f8696ea532e0a6a6f1239f4014232", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "13c69639111591ac3f96a0db7ad3ce170a9f8696ea532e0a6a6f1239f4014232", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13c69639111591ac3f96a0db7ad3ce170a9f8696ea532e0a6a6f1239f4014232", kill_on_drop: false }`
[INFO] [stdout] 13c69639111591ac3f96a0db7ad3ce170a9f8696ea532e0a6a6f1239f4014232
[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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9ec01d50a8f866d9dddca717102081d66f668a1b882d9565e94f29720b8e74ea
[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" "9ec01d50a8f866d9dddca717102081d66f668a1b882d9565e94f29720b8e74ea", kill_on_drop: false }`
[INFO] [stderr]    Compiling gcc v0.3.35
[INFO] [stderr]    Compiling libc v0.2.15
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling thread-scoped v1.0.1
[INFO] [stderr]    Compiling libc v0.1.12
[INFO] [stderr]    Compiling fuse v0.2.8
[INFO] [stderr]    Compiling unicode-bidi v0.2.3
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling idna v0.1.0
[INFO] [stderr]    Compiling cmake v0.1.17
[INFO] [stderr]    Compiling openssl-sys v0.7.17
[INFO] [stderr]    Compiling time v0.1.35
[INFO] [stderr]    Compiling libz-sys v1.0.5
[INFO] [stderr]    Compiling libssh2-sys v0.1.39
[INFO] [stderr]    Compiling libgit2-sys v0.4.5
[INFO] [stderr]    Compiling url v1.2.0
[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-1.2.0/src/form_urlencoded.rs:246:40
[INFO] [stdout]     |
[INFO] [stdout] 244 | impl<'a> Target for ::UrlQuery<'a> {
[INFO] [stdout]     |      -- lifetime `'a` defined here
[INFO] [stdout] 245 |     fn as_mut_string(&mut self) -> &mut String { &mut self.url.serialization }
[INFO] [stdout] 246 |     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` 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" "9ec01d50a8f866d9dddca717102081d66f668a1b882d9565e94f29720b8e74ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ec01d50a8f866d9dddca717102081d66f668a1b882d9565e94f29720b8e74ea", kill_on_drop: false }`
[INFO] [stdout] 9ec01d50a8f866d9dddca717102081d66f668a1b882d9565e94f29720b8e74ea