[INFO] cloning repository https://github.com/sadkovoy/protego
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sadkovoy/protego" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsadkovoy%2Fprotego", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsadkovoy%2Fprotego'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 659027e2f31e223b20760b3b13064c1d0592389a
[INFO] documenting sadkovoy/protego against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsadkovoy%2Fprotego" "/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/sadkovoy/protego on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/sadkovoy/protego
[INFO] finished tweaking git repo https://github.com/sadkovoy/protego
[INFO] tweaked toml for git repo https://github.com/sadkovoy/protego written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/sadkovoy/protego already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded arc-swap v0.3.4
[INFO] [stderr]   Downloaded syn v0.15.16
[INFO] [stderr]   Downloaded trust-dns-proto v0.5.0-alpha.5
[INFO] [stderr]   Downloaded tokio-signal v0.2.6
[INFO] [stderr]   Downloaded actix_derive v0.3.1
[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" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b455e4a7f9f71ea3a9b7619dc9e481a4b1ef7d762a723cb854ad1d7244c51370
[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" "b455e4a7f9f71ea3a9b7619dc9e481a4b1ef7d762a723cb854ad1d7244c51370", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b455e4a7f9f71ea3a9b7619dc9e481a4b1ef7d762a723cb854ad1d7244c51370", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b455e4a7f9f71ea3a9b7619dc9e481a4b1ef7d762a723cb854ad1d7244c51370", kill_on_drop: false }`
[INFO] [stdout] b455e4a7f9f71ea3a9b7619dc9e481a4b1ef7d762a723cb854ad1d7244c51370
[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" "RUSTDOCFLAGS=--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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "doc" "--frozen" "--no-deps" "--document-private-items" "--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] 93e5efdca8b4bd0891334441774bd1de40c18cdb66b60a6b513e67c8ccc59a35
[INFO] running `Command { std: "docker" "start" "-a" "93e5efdca8b4bd0891334441774bd1de40c18cdb66b60a6b513e67c8ccc59a35", kill_on_drop: false }`
[INFO] [stderr]    Compiling backtrace v0.2.3
[INFO] [stderr]     Checking arc-swap v0.3.4
[INFO] [stderr]     Checking ucd-util v0.1.2
[INFO] [stderr]     Checking hostname v0.1.5
[INFO] [stderr]     Checking socket2 v0.3.8
[INFO] [stderr]    Compiling ring v0.13.2
[INFO] [stderr]    Compiling actix-web v0.7.13
[INFO] [stderr]     Checking mio v0.6.16
[INFO] [stderr]    Compiling rand v0.5.5
[INFO] [stderr]     Checking tokio-io v0.1.10
[INFO] [stderr]     Checking uuid v0.7.1
[INFO] [stderr]     Checking backoff v0.1.2
[INFO] [stderr]    Compiling quote v0.6.9
[INFO] [stderr]     Checking url v1.7.1
[INFO] [stderr]     Checking openssl-sys v0.9.39
[INFO] [stderr]     Checking memchr v2.1.1
[INFO] [stderr]     Checking brotli-sys v0.3.2
[INFO] [stderr]     Checking miniz-sys v0.1.11
[INFO] [stderr]     Checking crossbeam-epoch v0.6.0
[INFO] [stderr]     Checking backtrace v0.3.9
[INFO] [stderr]     Checking resolv-conf v0.6.1
[INFO] [stderr]     Checking signal-hook v0.1.5
[INFO] [stderr]    Compiling syn v0.15.16
[INFO] [stderr]     Checking regex-syntax v0.6.2
[INFO] [stderr]     Checking aho-corasick v0.6.9
[INFO] [stderr]     Checking brotli2 v0.3.2
[INFO] [stderr]     Checking tokio-threadpool v0.1.8
[INFO] [stderr]     Checking openssl v0.10.15
[INFO] [stderr]     Checking flate2 v1.0.4
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]     Checking h2 v0.1.13
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking tokio-reactor v0.1.6
[INFO] [stderr]     Checking serde_urlencoded v0.5.3
[INFO] [stderr]     Checking crossbeam-channel v0.2.6
[INFO] [stderr]     Checking error-chain v0.1.12
[INFO] [stderr]     Checking tokio-fs v0.1.4
[INFO] [stderr]     Checking tokio-tcp v0.1.2
[INFO] [stderr]     Checking tokio-udp v0.1.2
[INFO] [stderr]     Checking tokio-uds v0.2.3
[INFO] [stderr]     Checking tokio-signal v0.2.6
[INFO] [stderr]    Compiling phf_generator v0.7.23
[INFO] [stderr]     Checking redis-async v0.4.3
[INFO] [stderr]     Checking trust-dns-proto v0.4.3
[INFO] [stderr]    Compiling phf_codegen v0.7.23
[INFO] [stderr]     Checking tokio v0.1.11
[INFO] [stdout] error[E0283]: type annotations needed
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/redis-async-0.4.3/src/client/pubsub.rs:293:41
[INFO] [stdout]     |
[INFO] [stdout] 293 |         self.con.unsubscribe(self.topic.as_ref());
[INFO] [stdout]     |                              -----------^^^^^^--
[INFO] [stdout]     |                              |          |
[INFO] [stdout]     |                              |          cannot infer type for type parameter `T` declared on the trait `AsRef`
[INFO] [stdout]     |                              this method call resolves to `&T`
[INFO] [stdout]     |
[INFO] [stdout]     = note: cannot satisfy `String: AsRef<_>`
[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 E0283`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `redis-async` 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" "93e5efdca8b4bd0891334441774bd1de40c18cdb66b60a6b513e67c8ccc59a35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93e5efdca8b4bd0891334441774bd1de40c18cdb66b60a6b513e67c8ccc59a35", kill_on_drop: false }`
[INFO] [stdout] 93e5efdca8b4bd0891334441774bd1de40c18cdb66b60a6b513e67c8ccc59a35
