[INFO] cloning repository https://github.com/Flowneee/exonum-football-voting
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Flowneee/exonum-football-voting" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFlowneee%2Fexonum-football-voting", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFlowneee%2Fexonum-football-voting'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b4d269b999251ae1106c930438e98ffb5a1b6434
[INFO] checking Flowneee/exonum-football-voting against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFlowneee%2Fexonum-football-voting" "/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/Flowneee/exonum-football-voting 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/Flowneee/exonum-football-voting
[INFO] finished tweaking git repo https://github.com/Flowneee/exonum-football-voting
[INFO] tweaked toml for git repo https://github.com/Flowneee/exonum-football-voting written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/Flowneee/exonum-football-voting 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] [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" "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] 18b8d7477b0692c5a0ea87af46a369aedc10c2c1c85aa5048b6c922bf13f7029
[INFO] running `Command { std: "docker" "start" "-a" "18b8d7477b0692c5a0ea87af46a369aedc10c2c1c85aa5048b6c922bf13f7029", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "18b8d7477b0692c5a0ea87af46a369aedc10c2c1c85aa5048b6c922bf13f7029", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18b8d7477b0692c5a0ea87af46a369aedc10c2c1c85aa5048b6c922bf13f7029", kill_on_drop: false }`
[INFO] [stdout] 18b8d7477b0692c5a0ea87af46a369aedc10c2c1c85aa5048b6c922bf13f7029
[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" "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] [stdout] 3fd890d66e737fcc17916f71fbfd2839e33aa1b91f193bb7e1fe5d3b51edb11d
[INFO] running `Command { std: "docker" "start" "-a" "3fd890d66e737fcc17916f71fbfd2839e33aa1b91f193bb7e1fe5d3b51edb11d", kill_on_drop: false }`
[INFO] [stderr]    Compiling either v1.5.0
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[INFO] [stderr]     Checking rust-crypto v0.2.36
[INFO] [stderr]    Compiling tar v0.4.15
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling phf_shared v0.7.22
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[INFO] [stderr]     Checking mio v0.6.14
[INFO] [stderr]     Checking plugin v0.2.6
[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
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[INFO] [stderr]    Compiling phf_generator v0.7.22
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[INFO] [stderr]     Checking blake2-rfc v0.2.18
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[INFO] [stderr]    Compiling phf_codegen v0.7.22
[INFO] [stderr]     Checking crossbeam-deque v0.3.1
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[INFO] [stderr]    Compiling rayon v1.0.1
[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] [stderr]     Checking tokio-executor v0.1.2
[INFO] [stderr]     Checking tokio-io v0.1.6
[INFO] [stderr]     Checking tokio-service v0.1.0
[INFO] [stderr]     Checking tokio-timer v0.1.2
[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" "3fd890d66e737fcc17916f71fbfd2839e33aa1b91f193bb7e1fe5d3b51edb11d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3fd890d66e737fcc17916f71fbfd2839e33aa1b91f193bb7e1fe5d3b51edb11d", kill_on_drop: false }`
[INFO] [stdout] 3fd890d66e737fcc17916f71fbfd2839e33aa1b91f193bb7e1fe5d3b51edb11d