[INFO] cloning repository https://github.com/lopuhin/rust-broad-crawl
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lopuhin/rust-broad-crawl" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flopuhin%2Frust-broad-crawl", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flopuhin%2Frust-broad-crawl'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c1e76578b7c9b29237f2168990f7a072d0f97c4f
[INFO] testing lopuhin/rust-broad-crawl against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flopuhin%2Frust-broad-crawl" "/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/lopuhin/rust-broad-crawl on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/lopuhin/rust-broad-crawl
[INFO] finished tweaking git repo https://github.com/lopuhin/rust-broad-crawl
[INFO] tweaked toml for git repo https://github.com/lopuhin/rust-broad-crawl written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/lopuhin/rust-broad-crawl already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rotor v0.6.3
[INFO] [stderr]   Downloaded csv v0.14.4
[INFO] [stderr]   Downloaded phf v0.7.16
[INFO] [stderr]   Downloaded phf_codegen v0.7.16
[INFO] [stderr]   Downloaded phf_shared v0.7.16
[INFO] [stderr]   Downloaded net2 v0.2.25
[INFO] [stderr]   Downloaded vecio v0.1.0
[INFO] [stderr]   Downloaded phf_generator v0.7.16
[INFO] [stderr]   Downloaded miow v0.1.2
[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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e3981e0089ac8ce3164870fcc11c45db458ba5a848685b334d714e20a750d428
[INFO] running `Command { std: "docker" "start" "-a" "e3981e0089ac8ce3164870fcc11c45db458ba5a848685b334d714e20a750d428", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e3981e0089ac8ce3164870fcc11c45db458ba5a848685b334d714e20a750d428", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3981e0089ac8ce3164870fcc11c45db458ba5a848685b334d714e20a750d428", kill_on_drop: false }`
[INFO] [stdout] e3981e0089ac8ce3164870fcc11c45db458ba5a848685b334d714e20a750d428
[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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 39a026a0fa6e9bee7f59d809193ed7942675a835dfae70bf85d5d52e25d9cf84
[INFO] running `Command { std: "docker" "start" "-a" "39a026a0fa6e9bee7f59d809193ed7942675a835dfae70bf85d5d52e25d9cf84", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.13
[INFO] [stderr]    Compiling winapi v0.2.7
[INFO] [stderr]    Compiling phf_shared v0.7.16
[INFO] [stderr]    Compiling gcc v0.3.28
[INFO] [stderr]    Compiling rustc-serialize v0.3.19
[INFO] [stderr]    Compiling log v0.3.6
[INFO] [stderr]    Compiling lazy_static v0.2.1
[INFO] [stderr]    Compiling mac v0.0.2
[INFO] [stderr]    Compiling slab v0.1.3
[INFO] [stderr]    Compiling bytes v0.3.0
[INFO] [stderr]    Compiling serde v0.7.14
[INFO] [stderr]    Compiling quick-error v0.2.2
[INFO] [stderr]    Compiling regex-syntax v0.3.4
[INFO] [stderr]    Compiling spmc v0.2.1
[INFO] [stderr]    Compiling byteorder v0.3.13
[INFO] [stderr]    Compiling httparse v1.1.2
[INFO] [stderr]    Compiling openssl-sys v0.7.14
[INFO] [stderr]    Compiling ws2_32-sys v0.2.1
[INFO] [stderr]    Compiling unreachable v0.1.1
[INFO] [stderr]    Compiling utf-8 v0.6.0
[INFO] [stderr]    Compiling phf v0.7.16
[INFO] [stderr]    Compiling idna v0.1.0
[INFO] [stdout] error[E0642]: patterns aren't allowed in functions without bodies
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-serialize-0.3.19/src/serialize.rs:147:45
[INFO] [stdout]     |
[INFO] [stdout] 147 | ...                   &f_name: &str,
[INFO] [stdout]     |                       ^^^^^^^ pattern not allowed in function without body
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling unicase v1.4.0
[INFO] [stderr]    Compiling encoding v0.2.32
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling mime v0.2.1
[INFO] [stderr]    Compiling debug_unreachable v0.1.1
[INFO] [stderr]    Compiling rand v0.3.14
[INFO] [stderr]    Compiling net2 v0.2.25
[INFO] [stderr]    Compiling memchr v0.1.11
[INFO] [stderr]    Compiling nix v0.5.1
[INFO] [stderr]    Compiling time v0.1.35
[INFO] [stderr]    Compiling thread-id v2.0.0
[INFO] [stderr]    Compiling futf v0.1.2
[INFO] [stderr]    Compiling aho-corasick v0.5.2
[INFO] [stderr]    Compiling thread_local v0.2.6
[INFO] [stderr]    Compiling miow v0.1.2
[INFO] [stderr]    Compiling vecio v0.1.0
[INFO] [stderr]    Compiling phf_generator v0.7.16
[INFO] [stderr]    Compiling tendril v0.2.2
[INFO] [stderr]    Compiling openssl-sys-extras v0.7.14
[INFO] [stderr]    Compiling openssl v0.7.14
[INFO] [stderr]    Compiling regex v0.1.73
[INFO] [stderr]    Compiling phf_codegen v0.7.16
[INFO] [stderr]    Compiling url v1.1.1
[INFO] [stderr]    Compiling string_cache v0.2.21
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0642`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rustc-serialize` due to 2 previous errors
[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-1.1.1/src/form_urlencoded.rs:246:40
[INFO] [stdout]     |
[INFO] [stdout] 244 | impl<'a> Target for ::UrlQuery<'a> {
[INFO] [stdout]     |      -- lifetime `'a` defined here
[INFO] [stdout] 245 |     fn as_mut_string(&mut self) -> &mut String { &mut self.url.serialization }
[INFO] [stdout] 246 |     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" "39a026a0fa6e9bee7f59d809193ed7942675a835dfae70bf85d5d52e25d9cf84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39a026a0fa6e9bee7f59d809193ed7942675a835dfae70bf85d5d52e25d9cf84", kill_on_drop: false }`
[INFO] [stdout] 39a026a0fa6e9bee7f59d809193ed7942675a835dfae70bf85d5d52e25d9cf84