[INFO] fetching crate grpc_etcd 0.1.4...
[INFO] documenting grpc_etcd-0.1.4 against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] extracting crate grpc_etcd 0.1.4 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate grpc_etcd 0.1.4 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 crates.io crate grpc_etcd 0.1.4
[INFO] finished tweaking crates.io crate grpc_etcd 0.1.4
[INFO] tweaked toml for crates.io crate grpc_etcd 0.1.4 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: profile `doc` is deprecated and has no effect
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tls-api v0.5.0
[INFO] [stderr]   Downloaded tls-api-test v0.5.0
[INFO] [stderr]   Downloaded test-cert-gen v0.5.0
[INFO] [stderr]   Downloaded tls-api-stub v0.5.0
[INFO] [stderr]   Downloaded protobuf v1.7.5
[INFO] [stderr]   Downloaded protoc v1.7.5
[INFO] [stderr]   Downloaded protoc-rust-grpc v0.1.11
[INFO] [stderr]   Downloaded protoc-rust v1.7.5
[INFO] [stderr]   Downloaded grpc-compiler v0.1.11
[INFO] [stderr]   Downloaded tls-api v0.2.1
[INFO] [stderr]   Downloaded grpc v0.1.11
[INFO] [stderr]   Downloaded tokio-tls-api v0.2.1
[INFO] [stderr]   Downloaded httpbis v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] e090ad2995da916ff06ae089a95fa47b75287fa8a00f856b838be827863477cc
[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" "e090ad2995da916ff06ae089a95fa47b75287fa8a00f856b838be827863477cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e090ad2995da916ff06ae089a95fa47b75287fa8a00f856b838be827863477cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e090ad2995da916ff06ae089a95fa47b75287fa8a00f856b838be827863477cc", kill_on_drop: false }`
[INFO] [stdout] e090ad2995da916ff06ae089a95fa47b75287fa8a00f856b838be827863477cc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stdout] 8c83e91d5fe3e4a3de0fe2476dd4aaf9489fa5b2bdde6020cf617da9d8b7bd05
[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" "8c83e91d5fe3e4a3de0fe2476dd4aaf9489fa5b2bdde6020cf617da9d8b7bd05", kill_on_drop: false }`
[INFO] [stderr] warning: profile `doc` is deprecated and has no effect
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking futures v0.1.31
[INFO] [stderr]    Compiling futures-channel v0.3.16
[INFO] [stderr]     Checking atomic-waker v1.0.0
[INFO] [stderr]     Checking untrusted v0.6.2
[INFO] [stderr]    Compiling protobuf v1.7.5
[INFO] [stderr]     Checking bytes v0.6.0
[INFO] [stderr]     Checking scoped-tls v0.1.2
[INFO] [stderr]    Compiling value-bag v1.0.0-alpha.7
[INFO] [stderr]    Compiling tokio v1.9.0
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]     Checking async-mutex v1.4.0
[INFO] [stderr]     Checking async-lock v2.4.0
[INFO] [stderr]     Checking socket2 v0.4.1
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]     Checking async-executor v1.4.1
[INFO] [stderr]    Compiling ctor v0.1.20
[INFO] [stderr]    Compiling futures-macro v0.3.16
[INFO] [stderr]    Compiling async-attributes v1.1.2
[INFO] [stderr]     Checking parking_lot_core v0.6.2
[INFO] [stderr]     Checking pem v0.8.3
[INFO] [stderr]     Checking blocking v1.0.2
[INFO] [stderr]     Checking parking_lot v0.9.0
[INFO] [stderr]     Checking test-cert-gen v0.5.0
[INFO] [stderr]     Checking tokio-executor v0.1.10
[INFO] [stderr]     Checking tokio-sync v0.1.8
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking tokio-timer v0.2.13
[INFO] [stderr]     Checking tokio-current-thread v0.1.7
[INFO] [stderr]     Checking futures-util v0.3.16
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking polling v2.1.0
[INFO] [stderr]     Checking mio v0.7.13
[INFO] [stderr]     Checking tokio-threadpool v0.1.18
[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr]     Checking env_logger v0.5.13
[INFO] [stderr]     Checking tls-api v0.2.1
[INFO] [stderr]     Checking async-io v1.6.0
[INFO] [stdout] error[E0495]: cannot infer an appropriate lifetime due to conflicting requirements
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/protobuf-1.7.5/src/chars.rs:38:27
[INFO] [stdout]    |
[INFO] [stdout] 38 |         Chars(Bytes::from(src))
[INFO] [stdout]    |                           ^^^
[INFO] [stdout]    |
[INFO] [stdout] note: first, the lifetime cannot outlive the lifetime `'a` as defined on the impl at 36:6...
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/protobuf-1.7.5/src/chars.rs:36:6
[INFO] [stdout]    |
[INFO] [stdout] 36 | impl<'a> From<&'a str> for Chars {
[INFO] [stdout]    |      ^^
[INFO] [stdout] note: ...so that the expression is assignable
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/protobuf-1.7.5/src/chars.rs:38:27
[INFO] [stdout]    |
[INFO] [stdout] 38 |         Chars(Bytes::from(src))
[INFO] [stdout]    |                           ^^^
[INFO] [stdout]    = note: expected `&str`
[INFO] [stdout]               found `&'a str`
[INFO] [stdout]    = note: but, the lifetime must be valid for the static lifetime...
[INFO] [stdout] note: ...so that the types are compatible
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/protobuf-1.7.5/src/chars.rs:38:15
[INFO] [stdout]    |
[INFO] [stdout] 38 |         Chars(Bytes::from(src))
[INFO] [stdout]    |               ^^^^^^^^^^^
[INFO] [stdout]    = note: expected `From<&str>`
[INFO] [stdout]               found `From<&'static str>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this function takes 1 argument but 2 arguments were supplied
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/protobuf-1.7.5/src/buf_read_iter.rs:230:27
[INFO] [stdout]     |
[INFO] [stdout] 230 |             let r = bytes.slice(self.pos_within_buf, self.pos_within_buf + len);
[INFO] [stdout]     |                           ^^^^^ -------------------  ------------------------- supplied 2 arguments
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           expected 1 argument
[INFO] [stdout]     |
[INFO] [stdout] note: associated function defined here
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/bytes-0.6.0/src/bytes.rs:228:12
[INFO] [stdout]     |
[INFO] [stdout] 228 |     pub fn slice(&self, range: impl RangeBounds<usize>) -> Bytes {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking tokio-codec v0.1.2
[INFO] [stderr]     Checking tokio-tls-api v0.2.1
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/protobuf-1.7.5/src/buf_read_iter.rs:238:37
[INFO] [stdout]     |
[INFO] [stdout] 238 |                     self.read_exact(buf)?;
[INFO] [stdout]     |                                     ^^^ expected slice `[u8]`, found struct `UninitSlice`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected mutable reference `&mut [u8]`
[INFO] [stdout]                found mutable reference `&mut UninitSlice`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0061, E0308, E0495.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0061`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `protobuf` due to 4 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "8c83e91d5fe3e4a3de0fe2476dd4aaf9489fa5b2bdde6020cf617da9d8b7bd05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c83e91d5fe3e4a3de0fe2476dd4aaf9489fa5b2bdde6020cf617da9d8b7bd05", kill_on_drop: false }`
[INFO] [stdout] 8c83e91d5fe3e4a3de0fe2476dd4aaf9489fa5b2bdde6020cf617da9d8b7bd05
