[INFO] fetching crate async-mesos 0.1.0...
[INFO] checking async-mesos-0.1.0 against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] extracting crate async-mesos 0.1.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate async-mesos 0.1.0 on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate async-mesos 0.1.0
[INFO] finished tweaking crates.io crate async-mesos 0.1.0
[INFO] tweaked toml for crates.io crate async-mesos 0.1.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded protobuf v1.7.5
[INFO] [stderr]   Downloaded simple_logger v0.5.0
[INFO] [stderr]   Downloaded users v0.6.1
[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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c3de41979b855fcfd92abc072c2af86504cc26c9f893bc0da9e71d504d11d748
[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" "c3de41979b855fcfd92abc072c2af86504cc26c9f893bc0da9e71d504d11d748", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c3de41979b855fcfd92abc072c2af86504cc26c9f893bc0da9e71d504d11d748", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3de41979b855fcfd92abc072c2af86504cc26c9f893bc0da9e71d504d11d748", kill_on_drop: false }`
[INFO] [stdout] c3de41979b855fcfd92abc072c2af86504cc26c9f893bc0da9e71d504d11d748
[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=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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 91988f76ac4ed906e57c3e33887067ebd3fc8f813cea7539c6c7c1ca08c03bef
[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" "91988f76ac4ed906e57c3e33887067ebd3fc8f813cea7539c6c7c1ca08c03bef", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking futures v0.1.30
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]     Checking gimli v0.22.0
[INFO] [stderr]     Checking adler v0.2.3
[INFO] [stderr]     Checking scoped-tls v0.1.2
[INFO] [stderr]     Checking object v0.20.0
[INFO] [stderr]     Checking try-lock v0.1.0
[INFO] [stderr]    Compiling protobuf v1.7.5
[INFO] [stderr]     Checking slab v0.3.0
[INFO] [stderr]     Checking safemem v0.3.3
[INFO] [stderr]     Checking rustc-demangle v0.1.17
[INFO] [stderr]     Checking take v0.1.0
[INFO] [stderr]     Checking smallvec v0.2.1
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]     Checking smallvec v0.6.13
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking net2 v0.2.35
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking users v0.6.1
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking simple_logger v0.5.0
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]    Compiling syn v1.0.42
[INFO] [stderr]     Checking tokio-sync v0.1.8
[INFO] [stderr]     Checking tokio-service v0.1.0
[INFO] [stderr]     Checking relay v0.1.1
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking want v0.0.4
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking tokio-executor v0.1.10
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]     Checking tokio-current-thread v0.1.7
[INFO] [stderr]     Checking tokio-timer v0.2.13
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking tokio-codec v0.1.2
[INFO] [stderr]     Checking tokio-threadpool v0.1.18
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking num-complex v0.1.43
[INFO] [stderr]     Checking tokio-udp v0.1.6
[INFO] [stderr]     Checking tokio-uds v0.2.7
[INFO] [stderr]     Checking tokio-tcp v0.1.4
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stderr]     Checking tokio-fs v0.1.7
[INFO] [stderr]     Checking addr2line v0.13.0
[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] 
[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 `u8`, found union `MaybeUninit`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected mutable reference `&mut [u8]`
[INFO] [stdout]                found mutable reference `&mut [MaybeUninit<u8>]`
[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`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "91988f76ac4ed906e57c3e33887067ebd3fc8f813cea7539c6c7c1ca08c03bef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91988f76ac4ed906e57c3e33887067ebd3fc8f813cea7539c6c7c1ca08c03bef", kill_on_drop: false }`
[INFO] [stdout] 91988f76ac4ed906e57c3e33887067ebd3fc8f813cea7539c6c7c1ca08c03bef