[INFO] cloning repository https://github.com/brandur/middleware-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/brandur/middleware-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrandur%2Fmiddleware-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrandur%2Fmiddleware-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 14706c69f8c99369ed85d1105df8ebc42c85fa8b
[INFO] checking brandur/middleware-rust/14706c69f8c99369ed85d1105df8ebc42c85fa8b against master#ff1737bb00913444173658b4e0b274fd79aabf66 for pr-132712-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrandur%2Fmiddleware-rust" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/brandur/middleware-rust on toolchain ff1737bb00913444173658b4e0b274fd79aabf66
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/brandur/middleware-rust
[INFO] finished tweaking git repo https://github.com/brandur/middleware-rust
[INFO] tweaked toml for git repo https://github.com/brandur/middleware-rust written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/brandur/middleware-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 18724a33385bbdb4965f52434848f1bb1116c609075299162385c53ed24fd403
[INFO] running `Command { std: "docker" "start" "-a" "18724a33385bbdb4965f52434848f1bb1116c609075299162385c53ed24fd403", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "18724a33385bbdb4965f52434848f1bb1116c609075299162385c53ed24fd403", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18724a33385bbdb4965f52434848f1bb1116c609075299162385c53ed24fd403", kill_on_drop: false }`
[INFO] [stdout] 18724a33385bbdb4965f52434848f1bb1116c609075299162385c53ed24fd403
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 98d0122a31ea27a567663c45d7e0406dc03b0a9758a5b3680ba7db63a98252ed
[INFO] running `Command { std: "docker" "start" "-a" "98d0122a31ea27a567663c45d7e0406dc03b0a9758a5b3680ba7db63a98252ed", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]     Checking libc v0.2.37
[INFO] [stderr]    Compiling cc v1.0.4
[INFO] [stderr]    Compiling version_check v0.1.3
[INFO] [stderr]    Compiling cfg-if v0.1.2
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling serde v1.0.27
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]    Compiling nodrop v0.1.12
[INFO] [stderr]    Compiling rustc-demangle v0.1.7
[INFO] [stderr]     Checking byteorder v1.2.1
[INFO] [stderr]    Compiling memoffset v0.2.1
[INFO] [stderr]    Compiling dtoa v0.4.2
[INFO] [stderr]     Checking log v0.4.1
[INFO] [stderr]    Compiling crossbeam-utils v0.2.2
[INFO] [stderr]    Compiling arrayvec v0.4.7
[INFO] [stderr]    Compiling lazy_static v0.2.11
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling num-traits v0.2.1
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[INFO] [stderr]    Compiling bitflags v0.9.1
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.0
[INFO] [stderr]    Compiling remove_dir_all v0.3.0
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[INFO] [stderr]     Checking unreachable v1.0.0
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[INFO] [stderr]     Checking bytes v0.4.6
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[INFO] [stderr]    Compiling gcc v0.3.54
[INFO] [stderr]     Checking mio v0.6.13
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[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
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[INFO] [stderr]     Checking time v0.1.39
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]    Compiling unicase v2.1.0
[INFO] [stderr]    Compiling actix_derive v0.1.1
[INFO] [stderr]     Checking unicode-normalization v0.1.5
[INFO] [stderr]     Checking num-integer v0.1.36
[INFO] [stderr]    Compiling backtrace-sys v0.1.16
[INFO] [stderr]    Compiling miniz-sys v0.1.10
[INFO] [stderr]    Compiling brotli-sys v0.3.2
[INFO] [stderr]     Checking scoped-tls v0.1.0
[INFO] [stderr]     Checking num-iter v0.1.35
[INFO] [stderr]     Checking aho-corasick v0.6.4
[INFO] [stderr]     Checking regex-syntax v0.4.2
[INFO] [stderr]     Checking mio-uds v0.6.4
[INFO] [stderr]     Checking utf8-ranges v1.0.0
[INFO] [stderr]    Compiling rand v0.3.22
[INFO] [stderr]    Compiling tempdir v0.3.6
[INFO] [stderr]     Checking idna v0.1.4
[INFO] [stderr]     Checking untrusted v0.5.1
[INFO] [stderr]    Compiling phf_generator v0.7.21
[INFO] [stderr]     Checking base64 v0.6.0
[INFO] [stderr]     Checking http v0.1.5
[INFO] [stderr]     Checking uuid v0.5.1
[INFO] [stderr]    Compiling phf_codegen v0.7.21
[INFO] [stderr]     Checking phf v0.7.21
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]    Compiling mime_guess v1.8.4
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stderr]     Checking string v0.1.0
[INFO] [stderr]    Compiling rayon v0.8.2
[INFO] [stderr]     Checking ordermap v0.2.13
[INFO] [stderr]     Checking bitflags v1.0.1
[INFO] [stderr]     Checking crossbeam v0.3.0
[INFO] [stderr]     Checking quick-error v1.2.1
[INFO] [stderr]     Checking tokio-io v0.1.5
[INFO] [stderr]     Checking regex v0.2.6
[INFO] [stderr]     Checking slog v2.1.1
[INFO] [stderr]     Checking smallvec v0.6.0
[INFO] [stderr]     Checking humantime v1.1.1
[INFO] [stderr]     Checking flate2 v1.0.1
[INFO] [stderr]     Checking mime v0.3.5
[INFO] [stderr]     Checking chrono v0.4.0
[INFO] [stderr]     Checking url v1.7.0
[INFO] [stderr]     Checking isatty v0.1.6
[INFO] [stderr]     Checking atty v0.2.6
[INFO] [stderr]     Checking term v0.4.6
[INFO] [stderr]     Checking sha1 v0.4.0
[INFO] [stderr]     Checking termcolor v0.3.5
[INFO] [stderr]    Compiling serde_derive_internals v0.19.0
[INFO] [stderr]    Compiling synstructure v0.6.1
[INFO] [stderr]     Checking tokio-core v0.1.12
[INFO] [stderr]     Checking http-range v0.1.1
[INFO] [stdout] error[E0713]: borrow may still be in use when destructor runs
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/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 take_mut v0.2.0
[INFO] [stderr]     Checking httparse v1.2.4
[INFO] [stderr]     Checking slog-async v2.2.0
[INFO] [stdout] For more information about this error, try `rustc --explain E0713`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `url` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "98d0122a31ea27a567663c45d7e0406dc03b0a9758a5b3680ba7db63a98252ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98d0122a31ea27a567663c45d7e0406dc03b0a9758a5b3680ba7db63a98252ed", kill_on_drop: false }`
[INFO] [stdout] 98d0122a31ea27a567663c45d7e0406dc03b0a9758a5b3680ba7db63a98252ed