[INFO] fetching crate protoc-rust-copra 0.1.1...
[INFO] testing protoc-rust-copra-0.1.1 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate protoc-rust-copra 0.1.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate protoc-rust-copra 0.1.1 on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate protoc-rust-copra 0.1.1
[INFO] finished tweaking crates.io crate protoc-rust-copra 0.1.1
[INFO] tweaked toml for crates.io crate protoc-rust-copra 0.1.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5ea00b49ec475272549f68cdd9684a5a6348af68ff2d51c5560e9574fe97c2bf
[INFO] running `"docker" "start" "-a" "5ea00b49ec475272549f68cdd9684a5a6348af68ff2d51c5560e9574fe97c2bf"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling protobuf v1.7.5
[INFO] [stderr]    Compiling remove_dir_all v0.5.2
[INFO] [stderr]    Compiling protoc v1.7.5
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr] error[E0495]: cannot infer an appropriate lifetime due to conflicting requirements
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/protobuf-1.7.5/src/chars.rs:38:27
[INFO] [stderr]    |
[INFO] [stderr] 38 |         Chars(Bytes::from(src))
[INFO] [stderr]    |                           ^^^
[INFO] [stderr]    |
[INFO] [stderr] note: first, the lifetime cannot outlive the lifetime `'a` as defined on the impl at 36:6...
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/protobuf-1.7.5/src/chars.rs:36:6
[INFO] [stderr]    |
[INFO] [stderr] 36 | impl<'a> From<&'a str> for Chars {
[INFO] [stderr]    |      ^^
[INFO] [stderr] note: ...so that the expression is assignable
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/protobuf-1.7.5/src/chars.rs:38:27
[INFO] [stderr]    |
[INFO] [stderr] 38 |         Chars(Bytes::from(src))
[INFO] [stderr]    |                           ^^^
[INFO] [stderr]    = note: expected `&str`
[INFO] [stderr]               found `&'a str`
[INFO] [stderr]    = note: but, the lifetime must be valid for the static lifetime...
[INFO] [stderr] note: ...so that the types are compatible
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/protobuf-1.7.5/src/chars.rs:38:15
[INFO] [stderr]    |
[INFO] [stderr] 38 |         Chars(Bytes::from(src))
[INFO] [stderr]    |               ^^^^^^^^^^^
[INFO] [stderr]    = note: expected `std::convert::From<&str>`
[INFO] [stderr]               found `std::convert::From<&'static str>`
[INFO] [stderr] 
[INFO] [stderr] error[E0061]: this function takes 1 argument but 2 arguments were supplied
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/protobuf-1.7.5/src/buf_read_iter.rs:230:27
[INFO] [stderr]     |
[INFO] [stderr] 230 |             let r = bytes.slice(self.pos_within_buf, self.pos_within_buf + len);
[INFO] [stderr]     |                           ^^^^^ -------------------  ------------------------- supplied 2 arguments
[INFO] [stderr]     |                           |
[INFO] [stderr]     |                           expected 1 argument
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/protobuf-1.7.5/src/buf_read_iter.rs:238:37
[INFO] [stderr]     |
[INFO] [stderr] 238 |                     self.read_exact(buf)?;
[INFO] [stderr]     |                                     ^^^ expected `u8`, found union `std::mem::MaybeUninit`
[INFO] [stderr]     |
[INFO] [stderr]     = note: expected mutable reference `&mut [u8]`
[INFO] [stderr]                found mutable reference `&mut [std::mem::MaybeUninit<u8>]`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 3 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0061, E0308, E0495.
[INFO] [stderr] For more information about an error, try `rustc --explain E0061`.
[INFO] [stderr] error: could not compile `protobuf`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "5ea00b49ec475272549f68cdd9684a5a6348af68ff2d51c5560e9574fe97c2bf"`
[INFO] running `"docker" "rm" "-f" "5ea00b49ec475272549f68cdd9684a5a6348af68ff2d51c5560e9574fe97c2bf"`
[INFO] [stdout] 5ea00b49ec475272549f68cdd9684a5a6348af68ff2d51c5560e9574fe97c2bf