[INFO] cloning repository https://github.com/anderspitman/react_rust_webapp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/anderspitman/react_rust_webapp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanderspitman%2Freact_rust_webapp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanderspitman%2Freact_rust_webapp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ef15e37c391d41e5052304eab0c93220c868e68b
[INFO] checking anderspitman/react_rust_webapp against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanderspitman%2Freact_rust_webapp" "/workspace/builds/worker-39/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-39/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/anderspitman/react_rust_webapp on toolchain cac44d9528e3bbbdaa1537d187bd489ccc5de18c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/anderspitman/react_rust_webapp
[INFO] finished tweaking git repo https://github.com/anderspitman/react_rust_webapp
[INFO] tweaked toml for git repo https://github.com/anderspitman/react_rust_webapp written to /workspace/builds/worker-39/source/Cargo.toml
[INFO] crate git repo https://github.com/anderspitman/react_rust_webapp already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7ec68775fc824bbc14f9b17c64afbc38c44f90f6eaa5e12b5f580050c3fe41e4
[INFO] running `Command { std: "docker" "start" "-a" "7ec68775fc824bbc14f9b17c64afbc38c44f90f6eaa5e12b5f580050c3fe41e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7ec68775fc824bbc14f9b17c64afbc38c44f90f6eaa5e12b5f580050c3fe41e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ec68775fc824bbc14f9b17c64afbc38c44f90f6eaa5e12b5f580050c3fe41e4", kill_on_drop: false }`
[INFO] [stdout] 7ec68775fc824bbc14f9b17c64afbc38c44f90f6eaa5e12b5f580050c3fe41e4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 486d0a25f06424cf0d98a55fa210427f61d7420881edc31019fa73b2a41b1ebe
[INFO] running `Command { std: "docker" "start" "-a" "486d0a25f06424cf0d98a55fa210427f61d7420881edc31019fa73b2a41b1ebe", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking libc v0.2.40
[INFO] [stderr]    Compiling version_check v0.1.3
[INFO] [stderr]     Checking num-traits v0.2.2
[INFO] [stderr]    Compiling siphasher v0.2.2
[INFO] [stderr]     Checking cfg-if v0.1.2
[INFO] [stderr]     Checking encoding_index_tests v0.1.4
[INFO] [stderr]    Compiling build_const v0.2.0
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling gcc v0.3.54
[INFO] [stderr]     Checking safemem v0.2.0
[INFO] [stderr]     Checking remove_dir_all v0.5.0
[INFO] [stderr]     Checking byteorder v1.2.2
[INFO] [stderr]     Checking dtoa v0.4.2
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking chunked_transfer v0.3.1
[INFO] [stderr]     Checking ascii v0.7.1
[INFO] [stderr]     Checking adler32 v1.0.2
[INFO] [stderr]     Checking itoa v0.4.1
[INFO] [stderr]     Checking httparse v1.2.4
[INFO] [stderr]     Checking serde v1.0.37
[INFO] [stderr]     Checking sha1 v0.2.0
[INFO] [stderr]     Checking term v0.2.14
[INFO] [stderr]     Checking encoding-index-korean v1.20141219.5
[INFO] [stderr]     Checking encoding-index-simpchinese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-singlebyte v1.20141219.5
[INFO] [stderr]     Checking encoding-index-japanese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-tradchinese v1.20141219.5
[INFO] [stderr]     Checking log v0.4.1
[INFO] [stderr]     Checking url v1.7.0
[INFO] [stderr]    Compiling proc-macro2 v0.3.3
[INFO] [stderr]     Checking base64 v0.7.0
[INFO] [stderr]    Compiling crc v1.7.0
[INFO] [stderr]    Compiling rand v0.4.2
[INFO] [stderr]     Checking log v0.3.9
[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]    Compiling unicase v1.4.2
[INFO] [stderr] error: could not compile `url` due to 2 previous errors
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about this error, try `rustc --explain E0713`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "486d0a25f06424cf0d98a55fa210427f61d7420881edc31019fa73b2a41b1ebe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "486d0a25f06424cf0d98a55fa210427f61d7420881edc31019fa73b2a41b1ebe", kill_on_drop: false }`
[INFO] [stdout] 486d0a25f06424cf0d98a55fa210427f61d7420881edc31019fa73b2a41b1ebe