[INFO] cloning repository https://github.com/rofrol/actix-sync-arbiter-trying
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rofrol/actix-sync-arbiter-trying" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frofrol%2Factix-sync-arbiter-trying", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frofrol%2Factix-sync-arbiter-trying'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2ba103a2a873189f7e068a9e3774d27f8ecf5d9c
[INFO] checking rofrol/actix-sync-arbiter-trying against try#55b3f428b4fac6790b1e8492e0b91ff2d80aec7c for pr-77035
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frofrol%2Factix-sync-arbiter-trying" "/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/rofrol/actix-sync-arbiter-trying on toolchain 55b3f428b4fac6790b1e8492e0b91ff2d80aec7c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+55b3f428b4fac6790b1e8492e0b91ff2d80aec7c" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rofrol/actix-sync-arbiter-trying
[INFO] finished tweaking git repo https://github.com/rofrol/actix-sync-arbiter-trying
[INFO] tweaked toml for git repo https://github.com/rofrol/actix-sync-arbiter-trying written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/rofrol/actix-sync-arbiter-trying already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+55b3f428b4fac6790b1e8492e0b91ff2d80aec7c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded socket2 v0.3.1
[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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+55b3f428b4fac6790b1e8492e0b91ff2d80aec7c" "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] 54f2c0662f1cdb51878225af4a367df20d559a560b2b6d98e573a895dabb45f3
[INFO] running `Command { std: "docker" "start" "-a" "54f2c0662f1cdb51878225af4a367df20d559a560b2b6d98e573a895dabb45f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "54f2c0662f1cdb51878225af4a367df20d559a560b2b6d98e573a895dabb45f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54f2c0662f1cdb51878225af4a367df20d559a560b2b6d98e573a895dabb45f3", kill_on_drop: false }`
[INFO] [stdout] 54f2c0662f1cdb51878225af4a367df20d559a560b2b6d98e573a895dabb45f3
[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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+55b3f428b4fac6790b1e8492e0b91ff2d80aec7c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 430ca203253510b6f5f2e8372602c661f10f1b708f4397c1710a12413bf559b1
[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" "430ca203253510b6f5f2e8372602c661f10f1b708f4397c1710a12413bf559b1", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.4
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling libc v0.2.36
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling serde v1.0.27
[INFO] [stderr]    Compiling num-traits v0.2.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.6
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]    Compiling dtoa v0.4.2
[INFO] [stderr]    Compiling bitflags v0.9.1
[INFO] [stderr]     Checking smallvec v0.6.0
[INFO] [stderr]     Checking stable_deref_trait v1.0.0
[INFO] [stderr]    Compiling glob v0.2.11
[INFO] [stderr]     Checking memoffset v0.1.0
[INFO] [stderr]     Checking linked-hash-map v0.4.2
[INFO] [stderr]     Checking quick-error v1.2.1
[INFO] [stderr]     Checking bitflags v1.0.1
[INFO] [stderr]     Checking hostname v0.1.4
[INFO] [stderr]    Compiling dbghelp-sys v0.2.0
[INFO] [stderr]    Compiling actix_derive v0.2.0
[INFO] [stderr]     Checking owning_ref v0.3.3
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling pulldown-cmark v0.1.2
[INFO] [stderr]     Checking crossbeam-epoch v0.2.0
[INFO] [stderr]     Checking uuid v0.5.1
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]     Checking resolv-conf v0.6.0
[INFO] [stderr]     Checking url v1.7.0
[INFO] [stderr]     Checking lru-cache v0.1.1
[INFO] [stderr]     Checking parking_lot_core v0.2.13
[INFO] [stderr]     Checking mio-uds v0.6.4
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling remove_dir_all v0.3.0
[INFO] [stderr]    Compiling backtrace v0.2.3
[INFO] [stderr]    Compiling rand v0.4.2
[INFO] [stderr]     Checking tokio-signal v0.1.4
[INFO] [stderr]     Checking parking_lot v0.4.8
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling backtrace-sys v0.1.16
[INFO] [stderr]     Checking crossbeam-channel v0.1.2
[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" "430ca203253510b6f5f2e8372602c661f10f1b708f4397c1710a12413bf559b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "430ca203253510b6f5f2e8372602c661f10f1b708f4397c1710a12413bf559b1", kill_on_drop: false }`
[INFO] [stdout] 430ca203253510b6f5f2e8372602c661f10f1b708f4397c1710a12413bf559b1