[INFO] cloning repository https://github.com/delbonis/conways.place
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/delbonis/conways.place" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdelbonis%2Fconways.place", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdelbonis%2Fconways.place'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f6aceebd4a256d481f8e75913ba00f0ec4dbc6d0
[INFO] checking delbonis/conways.place against try#b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b for pr-82781
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdelbonis%2Fconways.place" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/delbonis/conways.place on toolchain b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/delbonis/conways.place
[INFO] finished tweaking git repo https://github.com/delbonis/conways.place
[INFO] tweaked toml for git repo https://github.com/delbonis/conways.place written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/delbonis/conways.place already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio-signal v0.1.5
[INFO] [stderr]   Downloaded stable_deref_trait v1.1.0
[INFO] [stderr]   Downloaded walkdir v2.1.4
[INFO] [stderr]   Downloaded same-file v1.0.2
[INFO] [stderr]   Downloaded crossbeam-channel v0.1.3
[INFO] [stderr]   Downloaded cargo_metadata v0.5.6
[INFO] [stderr]   Downloaded httparse v1.3.1
[INFO] [stderr]   Downloaded actix_derive v0.2.0
[INFO] [stderr]   Downloaded cc v1.0.17
[INFO] [stderr]   Downloaded socket2 v0.3.6
[INFO] [stderr]   Downloaded actix v0.5.8
[INFO] [stderr]   Downloaded ipconfig v0.1.6
[INFO] [stderr]   Downloaded serde_json v1.0.21
[INFO] [stderr]   Downloaded websocket v0.20.3
[INFO] [stderr]   Downloaded clightningrpc v0.1.0
[INFO] [stderr]   Downloaded trust-dns-resolver v0.8.2
[INFO] [stderr]   Downloaded tokio-channel v0.1.0
[INFO] [stderr]   Downloaded trust-dns-proto v0.3.3
[INFO] [stderr]   Downloaded backtrace v0.3.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 873ca2909c72a7400916b3ba8361e040e767c7e96839f29c498311ad8a1572c5
[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" "873ca2909c72a7400916b3ba8361e040e767c7e96839f29c498311ad8a1572c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "873ca2909c72a7400916b3ba8361e040e767c7e96839f29c498311ad8a1572c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "873ca2909c72a7400916b3ba8361e040e767c7e96839f29c498311ad8a1572c5", kill_on_drop: false }`
[INFO] [stdout] 873ca2909c72a7400916b3ba8361e040e767c7e96839f29c498311ad8a1572c5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 292f853ff9329368ab253735eba95f4355d2a037018b6da116099f144c678eb4
[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" "292f853ff9329368ab253735eba95f4355d2a037018b6da116099f144c678eb4", 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] [stderr]    Compiling cc v1.0.17
[INFO] [stderr]     Checking futures v0.1.25
[INFO] [stderr]     Checking memoffset v0.2.1
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling cfg-if v0.1.3
[INFO] [stderr]    Compiling rustc-demangle v0.1.8
[INFO] [stderr]    Compiling backtrace v0.2.3
[INFO] [stderr]    Compiling pulldown-cmark v0.1.2
[INFO] [stderr]    Compiling itoa v0.4.1
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]    Compiling same-file v1.0.2
[INFO] [stderr]    Compiling remove_dir_all v0.5.1
[INFO] [stderr]    Compiling bytecount v0.3.1
[INFO] [stderr]    Compiling pkg-config v0.3.14
[INFO] [stderr]    Compiling glob v0.2.11
[INFO] [stderr]     Checking stable_deref_trait v1.1.0
[INFO] [stderr]     Checking linked-hash-map v0.4.2
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]     Checking typeable v0.1.2
[INFO] [stderr]     Checking traitobject v0.1.0
[INFO] [stderr]     Checking language-tags v0.2.2
[INFO] [stderr]     Checking hostname v0.1.5
[INFO] [stderr]     Checking net2 v0.2.32
[INFO] [stderr]    Compiling dbghelp-sys v0.2.0
[INFO] [stderr]    Compiling actix_derive v0.2.0
[INFO] [stderr]     Checking base64 v0.5.2
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking base64 v0.6.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.6
[INFO] [stderr]    Compiling walkdir v2.1.4
[INFO] [stderr]     Checking uuid v0.6.5
[INFO] [stderr]     Checking owning_ref v0.3.3
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking crossbeam-epoch v0.4.3
[INFO] [stderr]    Compiling serde v1.0.66
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling rand v0.3.22
[INFO] [stderr]     Checking lru-cache v0.1.1
[INFO] [stderr]     Checking clap v2.27.1
[INFO] [stderr]     Checking resolv-conf v0.6.1
[INFO] [stderr]     Checking rand v0.5.5
[INFO] [stderr]     Checking smallvec v0.6.5
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]     Checking strason v0.4.0
[INFO] [stderr]     Checking serde_json v1.0.21
[INFO] [stderr]     Checking url v1.7.0
[INFO] [stderr]     Checking mio v0.6.14
[INFO] [stderr]     Checking crossbeam-deque v0.3.1
[INFO] [stderr]    Compiling quote v0.6.3
[INFO] [stderr]     Checking parking_lot_core v0.2.14
[INFO] [stderr]     Checking tokio-executor v0.1.2
[INFO] [stderr]     Checking tokio-io v0.1.7
[INFO] [stderr]     Checking tokio-timer v0.1.2
[INFO] [stderr]     Checking tokio-channel v0.1.0
[INFO] [stderr]    Compiling syn v0.14.2
[INFO] [stderr]     Checking tokio-threadpool v0.1.4
[INFO] [stderr]     Checking tokio-timer v0.2.4
[INFO] [stderr]     Checking parking_lot v0.5.5
[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" "292f853ff9329368ab253735eba95f4355d2a037018b6da116099f144c678eb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "292f853ff9329368ab253735eba95f4355d2a037018b6da116099f144c678eb4", kill_on_drop: false }`
[INFO] [stdout] 292f853ff9329368ab253735eba95f4355d2a037018b6da116099f144c678eb4