[INFO] cloning repository https://github.com/warnp/vision_rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/warnp/vision_rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwarnp%2Fvision_rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwarnp%2Fvision_rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1e5c6af594fbde0bd4f5102bc41e0e1933ba0fd2
[INFO] checking warnp/vision_rs against master#0599f3403366d9c57f0625e6de3af214b5042a90 for pr-87710
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwarnp%2Fvision_rs" "/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/warnp/vision_rs on toolchain 0599f3403366d9c57f0625e6de3af214b5042a90
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/warnp/vision_rs
[INFO] finished tweaking git repo https://github.com/warnp/vision_rs
[INFO] tweaked toml for git repo https://github.com/warnp/vision_rs written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/warnp/vision_rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "fetch" "--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b47eb08b3f75a3d300b92c87beee7a7e60dddd35012e98d81229a7bfa4431301
[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" "b47eb08b3f75a3d300b92c87beee7a7e60dddd35012e98d81229a7bfa4431301", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b47eb08b3f75a3d300b92c87beee7a7e60dddd35012e98d81229a7bfa4431301", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b47eb08b3f75a3d300b92c87beee7a7e60dddd35012e98d81229a7bfa4431301", kill_on_drop: false }`
[INFO] [stdout] b47eb08b3f75a3d300b92c87beee7a7e60dddd35012e98d81229a7bfa4431301
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 411ab38741152ca022a52c75f61f6475b11014a6b931a17f1a5ee05d9953bd01
[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" "411ab38741152ca022a52c75f61f6475b11014a6b931a17f1a5ee05d9953bd01", kill_on_drop: false }`
[INFO] [stderr]     Checking encoding_index_tests v0.1.4
[INFO] [stderr]    Compiling siphasher v0.2.2
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]     Checking remove_dir_all v0.5.0
[INFO] [stderr]     Checking serde v1.0.37
[INFO] [stderr]    Compiling pest v1.0.6
[INFO] [stderr]     Checking ascii v0.7.1
[INFO] [stderr]     Checking chunked_transfer v0.3.1
[INFO] [stderr]     Checking memchr v1.0.2
[INFO] [stderr]    Compiling proc-macro2 v0.3.6
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]    Compiling brotli-sys v0.2.1
[INFO] [stderr]     Checking filetime v0.1.15
[INFO] [stderr]     Checking regex-syntax v0.5.3
[INFO] [stderr]     Checking base64 v0.7.0
[INFO] [stderr]     Checking twoway v0.1.8
[INFO] [stderr]     Checking threadpool v1.7.1
[INFO] [stderr]     Checking chrono v0.4.2
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]     Checking thread_local v0.3.5
[INFO] [stderr]     Checking encoding-index-tradchinese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-singlebyte v1.20141219.5
[INFO] [stderr]     Checking encoding-index-simpchinese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-korean v1.20141219.5
[INFO] [stderr]     Checking encoding-index-japanese v1.20141219.5
[INFO] [stderr]     Checking enum_primitive v0.1.1
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stderr]     Checking buf_redux v0.6.3
[INFO] [stderr]     Checking url v1.7.0
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling phf_shared v0.7.21
[INFO] [stderr]     Checking chrono v0.2.25
[INFO] [stderr]    Compiling quote v0.5.1
[INFO] [stderr]     Checking gzip-header v0.1.2
[INFO] [stderr]     Checking encoding v0.2.33
[INFO] [stderr]    Compiling phf_generator v0.7.21
[INFO] [stderr]    Compiling syn v0.13.1
[INFO] [stderr]     Checking deflate v0.7.18
[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]     Checking term v0.2.14
[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]    Compiling phf_codegen v0.7.21
[INFO] [stderr] error: could not compile `url` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "411ab38741152ca022a52c75f61f6475b11014a6b931a17f1a5ee05d9953bd01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "411ab38741152ca022a52c75f61f6475b11014a6b931a17f1a5ee05d9953bd01", kill_on_drop: false }`
[INFO] [stdout] 411ab38741152ca022a52c75f61f6475b11014a6b931a17f1a5ee05d9953bd01