[INFO] cloning repository https://github.com/Gexon/chatserver
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Gexon/chatserver" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGexon%2Fchatserver"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGexon%2Fchatserver'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7bc004f5a36310762515a93819dcc89a898f3037
[INFO] checking Gexon/chatserver against master#74e80468347471779be6060d8d7d6d04e98e467f for pr-72788
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGexon%2Fchatserver" "/workspace/builds/worker-6/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Gexon/chatserver on toolchain 74e80468347471779be6060d8d7d6d04e98e467f
[INFO] running `"/workspace/cargo-home/bin/cargo" "+74e80468347471779be6060d8d7d6d04e98e467f" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/Gexon/chatserver
[INFO] finished tweaking git repo https://github.com/Gexon/chatserver
[INFO] tweaked toml for git repo https://github.com/Gexon/chatserver written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/Gexon/chatserver already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+74e80468347471779be6060d8d7d6d04e98e467f" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+74e80468347471779be6060d8d7d6d04e98e467f" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] fda482898b14264ea4ba838bbe58f49cfe2b5a12c17eb5948770f61a2554b68e
[INFO] running `"docker" "start" "-a" "fda482898b14264ea4ba838bbe58f49cfe2b5a12c17eb5948770f61a2554b68e"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling pkg-config v0.3.8
[INFO] [stderr]    Compiling gcc v0.3.35
[INFO] [stderr]     Checking matches v0.1.3
[INFO] [stderr]     Checking utf8-ranges v0.1.3
[INFO] [stderr]     Checking regex-syntax v0.3.7
[INFO] [stderr]     Checking unicode-normalization v0.1.2
[INFO] [stderr]     Checking bitflags v0.7.0
[INFO] [stderr]     Checking bufstream v0.1.2
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]     Checking rand v0.3.14
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling nix v0.6.0
[INFO] [stderr]     Checking unicode-bidi v0.2.3
[INFO] [stderr]     Checking aho-corasick v0.5.3
[INFO] [stderr]     Checking thread-id v2.0.0
[INFO] [stderr]     Checking time v0.1.35
[INFO] [stderr]     Checking thread_local v0.2.7
[INFO] [stderr]    Compiling openssl-sys v0.7.17
[INFO] [stderr]     Checking chrono v0.2.25
[INFO] [stderr]     Checking twox-hash v1.0.0
[INFO] [stderr] error[E0214]: parenthesized type parameters may only be used with a `Fn` trait
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/twox-hash-1.0.0/src/number_streams.rs:67:23
[INFO] [stderr]    |
[INFO] [stderr] 67 |     fn count(self) -> usize() {
[INFO] [stderr]    |                       ^^^^^^^ only `Fn` traits may use parentheses
[INFO] [stderr] ...
[INFO] [stderr] 74 | number_stream!(U32FromBytes, u32, U32_BYTES);
[INFO] [stderr]    | --------------------------------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error[E0214]: parenthesized type parameters may only be used with a `Fn` trait
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/twox-hash-1.0.0/src/number_streams.rs:67:23
[INFO] [stderr]    |
[INFO] [stderr] 67 |     fn count(self) -> usize() {
[INFO] [stderr]    |                       ^^^^^^^ only `Fn` traits may use parentheses
[INFO] [stderr] ...
[INFO] [stderr] 75 | number_stream!(U64FromBytes, u64, U64_BYTES);
[INFO] [stderr]    | --------------------------------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0214`.
[INFO] [stderr]    Compiling openssl-sys-extras v0.7.14
[INFO] [stderr]    Compiling openssl v0.7.14
[INFO] [stderr] error: could not compile `twox-hash`.
[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 `"docker" "inspect" "fda482898b14264ea4ba838bbe58f49cfe2b5a12c17eb5948770f61a2554b68e"`
[INFO] running `"docker" "rm" "-f" "fda482898b14264ea4ba838bbe58f49cfe2b5a12c17eb5948770f61a2554b68e"`
[INFO] [stdout] fda482898b14264ea4ba838bbe58f49cfe2b5a12c17eb5948770f61a2554b68e