[INFO] cloning repository https://github.com/softprops/powerline
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/softprops/powerline" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsoftprops%2Fpowerline", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsoftprops%2Fpowerline'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 510db8fc828fe349c2f44685c6754c4ffaf955d7
[INFO] checking softprops/powerline against try#f6e2f78768c57172b99c3e85892f867894dc7e30 for pr-75502
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsoftprops%2Fpowerline" "/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/softprops/powerline on toolchain f6e2f78768c57172b99c3e85892f867894dc7e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/softprops/powerline
[INFO] finished tweaking git repo https://github.com/softprops/powerline
[INFO] tweaked toml for git repo https://github.com/softprops/powerline written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/softprops/powerline already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded git2 v0.6.9
[INFO] [stderr]   Downloaded libgit2-sys v0.6.17
[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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9d34de960fdefd103179c46d3fccaefb2f38741901c295701a6f3997028cf5a1
[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" "9d34de960fdefd103179c46d3fccaefb2f38741901c295701a6f3997028cf5a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9d34de960fdefd103179c46d3fccaefb2f38741901c295701a6f3997028cf5a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d34de960fdefd103179c46d3fccaefb2f38741901c295701a6f3997028cf5a1", kill_on_drop: false }`
[INFO] [stdout] 9d34de960fdefd103179c46d3fccaefb2f38741901c295701a6f3997028cf5a1
[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=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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 68c927e14975a7a5de31f1bb99fa5ba7bc83766877bce5c46b300575cc6e319a
[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" "68c927e14975a7a5de31f1bb99fa5ba7bc83766877bce5c46b300575cc6e319a", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.29
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking unicode-width v0.1.4
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]     Checking vec_map v0.8.0
[INFO] [stderr]     Checking ansi_term v0.10.2
[INFO] [stderr]     Checking strsim v0.6.0
[INFO] [stderr]    Compiling cmake v0.1.29
[INFO] [stderr]    Compiling openssl-sys v0.9.23
[INFO] [stderr]    Compiling libz-sys v1.0.18
[INFO] [stderr]    Compiling curl-sys v0.3.15
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking textwrap v0.9.0
[INFO] [stderr]     Checking thread_local v0.3.4
[INFO] [stderr]     Checking url v1.6.0
[INFO] [stderr]    Compiling libssh2-sys v0.2.6
[INFO] [stderr]    Compiling libgit2-sys v0.6.17
[INFO] [stderr]     Checking memchr v1.0.1
[INFO] [stderr]     Checking atty v0.2.3
[INFO] [stderr]     Checking clap v2.29.0
[INFO] [stderr]     Checking aho-corasick v0.6.3
[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] [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] [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: build failed
[INFO] running `Command { std: "docker" "inspect" "68c927e14975a7a5de31f1bb99fa5ba7bc83766877bce5c46b300575cc6e319a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68c927e14975a7a5de31f1bb99fa5ba7bc83766877bce5c46b300575cc6e319a", kill_on_drop: false }`
[INFO] [stdout] 68c927e14975a7a5de31f1bb99fa5ba7bc83766877bce5c46b300575cc6e319a