[INFO] cloning repository https://github.com/byw/rust_client_server
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/byw/rust_client_server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbyw%2Frust_client_server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbyw%2Frust_client_server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c3e39e9d457fe9eeded7262dfc6079c425bef3e8
[INFO] checking byw/rust_client_server against master#8007b506ac5da629f223b755f5a5391edd5f6d01 for pr-88041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbyw%2Frust_client_server" "/workspace/builds/worker-101/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-101/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/byw/rust_client_server on toolchain 8007b506ac5da629f223b755f5a5391edd5f6d01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/byw/rust_client_server
[INFO] finished tweaking git repo https://github.com/byw/rust_client_server
[INFO] tweaked toml for git repo https://github.com/byw/rust_client_server written to /workspace/builds/worker-101/source/Cargo.toml
[INFO] crate git repo https://github.com/byw/rust_client_server already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "fetch" "--manifest-path" "Cargo.toml", 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/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" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ad9f7e0a255df9c0272891c71f2c574c64a2673780b5b7758136c43a7536fb88
[INFO] running `Command { std: "docker" "start" "-a" "ad9f7e0a255df9c0272891c71f2c574c64a2673780b5b7758136c43a7536fb88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ad9f7e0a255df9c0272891c71f2c574c64a2673780b5b7758136c43a7536fb88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad9f7e0a255df9c0272891c71f2c574c64a2673780b5b7758136c43a7536fb88", kill_on_drop: false }`
[INFO] [stdout] ad9f7e0a255df9c0272891c71f2c574c64a2673780b5b7758136c43a7536fb88
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/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" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 054ea8ab766cf0adda68a92a3e287a6c1cb27b6f805c5becfaf84463a811af1b
[INFO] running `Command { std: "docker" "start" "-a" "054ea8ab766cf0adda68a92a3e287a6c1cb27b6f805c5becfaf84463a811af1b", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.40
[INFO] [stderr]    Compiling cfg-if v0.1.2
[INFO] [stderr]    Compiling version_check v0.1.3
[INFO] [stderr]    Compiling nodrop v0.1.12
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling memoffset v0.2.1
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling lazy_static v1.0.0
[INFO] [stderr]    Compiling rayon-core v1.4.0
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling gcc v0.3.54
[INFO] [stderr]    Compiling matches v0.1.6
[INFO] [stderr]     Checking serde v1.0.38
[INFO] [stderr]     Checking byteorder v1.2.2
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]    Compiling cc v1.0.10
[INFO] [stderr]     Checking ucd-util v0.1.1
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]    Compiling unicode-normalization v0.1.5
[INFO] [stderr]    Compiling regex v0.2.10
[INFO] [stderr]     Checking num-traits v0.2.2
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]    Compiling safemem v0.2.0
[INFO] [stderr]    Compiling utf8-ranges v0.1.3
[INFO] [stderr]     Checking rustc-demangle v0.1.7
[INFO] [stderr]     Checking untrusted v0.5.1
[INFO] [stderr]    Compiling proc-macro-hack-impl v0.4.0
[INFO] [stderr]    Compiling regex-syntax v0.3.9
[INFO] [stderr]     Checking antidote v1.0.0
[INFO] [stderr]     Checking itoa v0.4.1
[INFO] [stderr]    Compiling pq-sys v0.4.4
[INFO] [stderr]     Checking traitobject v0.1.0
[INFO] [stderr]    Compiling httparse v1.2.4
[INFO] [stderr]     Checking unidecode v0.2.0
[INFO] [stderr]    Compiling pear v0.0.16
[INFO] [stderr]     Checking state v0.4.0
[INFO] [stderr]     Checking quick-error v1.2.1
[INFO] [stderr]     Checking humansize v1.1.0
[INFO] [stderr]     Checking yansi v0.4.0
[INFO] [stderr]     Checking smallvec v0.4.4
[INFO] [stderr]    Compiling ordermap v0.2.13
[INFO] [stderr]     Checking glob v0.2.11
[INFO] [stderr]     Checking bitflags v1.0.1
[INFO] [stderr]     Checking pest v0.4.1
[INFO] [stderr]     Checking pest v0.3.3
[INFO] [stderr]     Checking log v0.4.1
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling arrayvec v0.4.7
[INFO] [stderr]    Compiling crossbeam-utils v0.2.2
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling pear_codegen v0.0.16
[INFO] [stderr]    Compiling rocket v0.3.8
[INFO] [stderr]    Compiling rocket_codegen v0.3.8
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]     Checking url v1.7.0
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr] error: could not compile `regex-syntax`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name regex_syntax /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/regex-syntax-0.3.9/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 -C metadata=992b7f586c93dc22 -C extra-filename=-992b7f586c93dc22 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[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: build failed
[INFO] running `Command { std: "docker" "inspect" "054ea8ab766cf0adda68a92a3e287a6c1cb27b6f805c5becfaf84463a811af1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "054ea8ab766cf0adda68a92a3e287a6c1cb27b6f805c5becfaf84463a811af1b", kill_on_drop: false }`
[INFO] [stdout] 054ea8ab766cf0adda68a92a3e287a6c1cb27b6f805c5becfaf84463a811af1b