[INFO] cloning repository https://github.com/folsen/rustfest2017
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/folsen/rustfest2017" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffolsen%2Frustfest2017", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffolsen%2Frustfest2017'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3e7c7787e2692e6ed111b9dd02f25157a7162d50
[INFO] checking folsen/rustfest2017 against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffolsen%2Frustfest2017" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/folsen/rustfest2017 on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/folsen/rustfest2017
[INFO] finished tweaking git repo https://github.com/folsen/rustfest2017
[INFO] tweaked toml for git repo https://github.com/folsen/rustfest2017 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/folsen/rustfest2017 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/NivenT/REnforce.git`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded snowflake v1.3.0
[INFO] [stderr]   Downloaded tokio-io v0.1.3
[INFO] [stderr]   Downloaded matrixmultiply v0.1.13
[INFO] [stderr]   Downloaded parking_lot_core v0.2.6
[INFO] [stderr]   Downloaded unicase v2.0.0
[INFO] [stderr]   Downloaded mime v0.3.4
[INFO] [stderr]   Downloaded futures-cpupool v0.1.6
[INFO] [stderr]   Downloaded tokio-core v0.1.9
[INFO] [stderr]   Downloaded id_tree v1.1.3
[INFO] [stderr]   Downloaded mio v0.6.10
[INFO] [stderr]   Downloaded pretty_env_logger v0.1.1
[INFO] [stderr]   Downloaded hyper v0.11.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "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] 16be915900a8f31bd88ef2f189b06b1d9c9373d43e33af8364eb3680489712a0
[INFO] running `Command { std: "docker" "start" "-a" "16be915900a8f31bd88ef2f189b06b1d9c9373d43e33af8364eb3680489712a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "16be915900a8f31bd88ef2f189b06b1d9c9373d43e33af8364eb3680489712a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16be915900a8f31bd88ef2f189b06b1d9c9373d43e33af8364eb3680489712a0", kill_on_drop: false }`
[INFO] [stdout] 16be915900a8f31bd88ef2f189b06b1d9c9373d43e33af8364eb3680489712a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] c690eef43efa08053ca78a614b09b1401511d8b51cc1ff087730b86404fbdb79
[INFO] running `Command { std: "docker" "start" "-a" "c690eef43efa08053ca78a614b09b1401511d8b51cc1ff087730b86404fbdb79", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking ansi_term v0.9.0
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]     Checking lazycell v0.5.1
[INFO] [stderr]    Compiling matrixmultiply v0.1.13
[INFO] [stderr]     Checking stable_deref_trait v1.0.0
[INFO] [stderr]     Checking smallvec v0.4.4
[INFO] [stderr]     Checking snowflake v1.3.0
[INFO] [stderr]     Checking termion v1.5.1
[INFO] [stderr]     Checking iovec v0.1.0
[INFO] [stderr]     Checking time v0.1.38
[INFO] [stderr]     Checking memchr v1.0.1
[INFO] [stderr]     Checking num_cpus v1.6.2
[INFO] [stderr]     Checking net2 v0.2.31
[INFO] [stderr]     Checking tokio-service v0.1.0
[INFO] [stderr]     Checking url v1.5.1
[INFO] [stderr]     Checking owning_ref v0.3.3
[INFO] [stderr]     Checking bytes v0.4.5
[INFO] [stderr]     Checking aho-corasick v0.6.3
[INFO] [stderr]     Checking id_tree v1.1.3
[INFO] [stderr]     Checking futures-cpupool v0.1.6
[INFO] [stderr]    Compiling rustc_version v0.1.7
[INFO] [stderr]     Checking parking_lot_core v0.2.6
[INFO] [stderr]     Checking bejeweled v0.1.0 (/opt/rustwide/workdir/bejeweled)
[INFO] [stderr]     Checking mio v0.6.10
[INFO] [stderr]     Checking taxi v0.1.0 (/opt/rustwide/workdir/taxi)
[INFO] [stderr]     Checking roguelike v0.1.0 (/opt/rustwide/workdir/roguelike)
[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-1.5.1/src/form_urlencoded.rs:251:40
[INFO] [stdout]     |
[INFO] [stdout] 249 | impl<'a> Target for ::UrlQuery<'a> {
[INFO] [stdout]     |      -- lifetime `'a` defined here
[INFO] [stdout] 250 |     fn as_mut_string(&mut self) -> &mut String { &mut self.url.serialization }
[INFO] [stdout] 251 |     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] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> taxi/src/lib.rs:60:2
[INFO] [stdout]    |
[INFO] [stdout] 60 |     ((((p0.0 as i64 - p1.0 as i64).pow(2) + (p0.1 as i64 - p1.1 as i64).pow(2)) as f64).sqrt())
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> taxi/src/lib.rs:60:2
[INFO] [stdout]    |
[INFO] [stdout] 60 |     ((((p0.0 as i64 - p1.0 as i64).pow(2) + (p0.1 as i64 - p1.1 as i64).pow(2)) as f64).sqrt())
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> roguelike/src/lib.rs:150:3
[INFO] [stdout]     |
[INFO] [stdout] 150 |         ((((1 - self.position.0 as i32).pow(2) + (21 - self.position.1 as i32).pow(2)) as f64).sqrt())
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> roguelike/src/lib.rs:150:3
[INFO] [stdout]     |
[INFO] [stdout] 150 |         ((((1 - self.position.0 as i32).pow(2) + (21 - self.position.1 as i32).pow(2)) as f64).sqrt())
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "c690eef43efa08053ca78a614b09b1401511d8b51cc1ff087730b86404fbdb79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c690eef43efa08053ca78a614b09b1401511d8b51cc1ff087730b86404fbdb79", kill_on_drop: false }`
[INFO] [stdout] c690eef43efa08053ca78a614b09b1401511d8b51cc1ff087730b86404fbdb79