[INFO] cloning repository https://github.com/lollek/iix.se-rust-backend
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lollek/iix.se-rust-backend" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flollek%2Fiix.se-rust-backend", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flollek%2Fiix.se-rust-backend'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c5a44e1ce32246883d679b83b2c2dbe1852283f3
[INFO] checking lollek/iix.se-rust-backend against master#0d37dca25a51fb900a402c94c8818ad1c2789e30 for pr-77526
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flollek%2Fiix.se-rust-backend" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lollek/iix.se-rust-backend on toolchain 0d37dca25a51fb900a402c94c8818ad1c2789e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/lollek/iix.se-rust-backend
[INFO] finished tweaking git repo https://github.com/lollek/iix.se-rust-backend
[INFO] tweaked toml for git repo https://github.com/lollek/iix.se-rust-backend written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/lollek/iix.se-rust-backend already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6d9856c52c954f43e0bf4cfb5ee99af4752aa93b70b904b505e8703fea7aaf42
[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" "6d9856c52c954f43e0bf4cfb5ee99af4752aa93b70b904b505e8703fea7aaf42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6d9856c52c954f43e0bf4cfb5ee99af4752aa93b70b904b505e8703fea7aaf42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d9856c52c954f43e0bf4cfb5ee99af4752aa93b70b904b505e8703fea7aaf42", kill_on_drop: false }`
[INFO] [stdout] 6d9856c52c954f43e0bf4cfb5ee99af4752aa93b70b904b505e8703fea7aaf42
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9050ed454c9ed3566ca213c287394bf771452cf2f8641376057a232943e1adf6
[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" "9050ed454c9ed3566ca213c287394bf771452cf2f8641376057a232943e1adf6", kill_on_drop: false }`
[INFO] [stderr]    Compiling regex v1.0.1
[INFO] [stderr]    Compiling actix-web v0.6.14
[INFO] [stderr]     Checking regex-syntax v0.6.1
[INFO] [stderr]     Checking parking_lot_core v0.2.14
[INFO] [stderr]     Checking crossbeam-epoch v0.4.3
[INFO] [stderr]    Compiling backtrace-sys v0.1.23
[INFO] [stderr]     Checking tokio-io v0.1.7
[INFO] [stderr]    Compiling serde_json v1.0.21
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking http v0.1.6
[INFO] [stderr]     Checking miniz-sys v0.1.10
[INFO] [stderr]     Checking url v1.7.0
[INFO] [stderr]    Compiling synstructure v0.6.1
[INFO] [stderr]    Compiling actix_derive v0.2.0
[INFO] [stderr]     Checking brotli-sys v0.3.2
[INFO] [stderr]     Checking num-integer v0.1.39
[INFO] [stderr]    Compiling serde_derive v1.0.66
[INFO] [stderr]     Checking digest v0.7.4
[INFO] [stderr]     Checking crypto-mac v0.5.2
[INFO] [stderr]     Checking backtrace v0.2.3
[INFO] [stderr]     Checking backtrace v0.3.8
[INFO] [stderr]     Checking brotli2 v0.3.2
[INFO] [stderr]     Checking flate2 v1.0.1
[INFO] [stderr]     Checking sha2 v0.7.1
[INFO] [stderr]     Checking hmac v0.5.0
[INFO] [stderr]    Compiling rayon v0.8.2
[INFO] [stderr]     Checking parking_lot v0.5.5
[INFO] [stderr]     Checking crossbeam-deque v0.3.1
[INFO] [stderr]     Checking error-chain v0.1.12
[INFO] [stderr]     Checking chrono v0.4.3
[INFO] [stderr]    Compiling error-chain v0.11.0
[INFO] [stderr]     Checking tokio-reactor v0.1.2
[INFO] [stderr]     Checking tokio-codec v0.1.0
[INFO] [stderr]    Compiling phf_codegen v0.7.21
[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" "9050ed454c9ed3566ca213c287394bf771452cf2f8641376057a232943e1adf6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9050ed454c9ed3566ca213c287394bf771452cf2f8641376057a232943e1adf6", kill_on_drop: false }`
[INFO] [stdout] 9050ed454c9ed3566ca213c287394bf771452cf2f8641376057a232943e1adf6