[INFO] cloning repository https://github.com/topher6345/kafka-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/topher6345/kafka-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftopher6345%2Fkafka-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftopher6345%2Fkafka-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 27e582d8e8fb449441d09354cd916885057239f4
[INFO] testing topher6345/kafka-rust against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftopher6345%2Fkafka-rust" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/topher6345/kafka-rust on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/topher6345/kafka-rust
[INFO] finished tweaking git repo https://github.com/topher6345/kafka-rust
[INFO] tweaked toml for git repo https://github.com/topher6345/kafka-rust written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/topher6345/kafka-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded atty v0.2.10
[INFO] [stderr]   Downloaded humantime v1.1.1
[INFO] [stderr]   Downloaded wincolor v0.1.6
[INFO] [stderr]   Downloaded quick-error v1.2.1
[INFO] [stderr]   Downloaded termcolor v0.3.6
[INFO] [stderr]   Downloaded json v0.11.13
[INFO] [stderr]   Downloaded getopts v0.2.17
[INFO] [stderr]   Downloaded miniz-sys v0.1.10
[INFO] [stderr]   Downloaded flate2 v0.2.20
[INFO] [stderr]   Downloaded backtrace v0.3.7
[INFO] [stderr]   Downloaded env_logger v0.5.10
[INFO] [stderr]   Downloaded regex-syntax v0.6.0
[INFO] [stderr]   Downloaded ref_slice v1.1.1
[INFO] [stderr]   Downloaded kafka v0.7.0
[INFO] [stderr]   Downloaded rustc-demangle v0.1.8
[INFO] [stderr]   Downloaded regex v1.0.0
[INFO] [stderr]   Downloaded snap v0.2.4
[INFO] [stderr]   Downloaded twox-hash v1.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 32945443c0e3cb46817c00a37da7ccc4c5f16e4b598b85414e31733b78fc9625
[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" "32945443c0e3cb46817c00a37da7ccc4c5f16e4b598b85414e31733b78fc9625", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "32945443c0e3cb46817c00a37da7ccc4c5f16e4b598b85414e31733b78fc9625", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32945443c0e3cb46817c00a37da7ccc4c5f16e4b598b85414e31733b78fc9625", kill_on_drop: false }`
[INFO] [stdout] 32945443c0e3cb46817c00a37da7ccc4c5f16e4b598b85414e31733b78fc9625
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 72835d04413e32239f1c1ca2ef5632c9f329294457a236f392bd88b3804864a0
[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" "72835d04413e32239f1c1ca2ef5632c9f329294457a236f392bd88b3804864a0", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling cc v1.0.15
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling ref_slice v1.1.1
[INFO] [stderr]    Compiling fnv v1.0.6
[INFO] [stderr]    Compiling getopts v0.2.17
[INFO] [stderr]    Compiling json v0.11.13
[INFO] [stderr]    Compiling atty v0.2.10
[INFO] [stderr]    Compiling log v0.4.1
[INFO] [stderr]    Compiling regex-syntax v0.6.0
[INFO] [stderr]    Compiling snap v0.2.4
[INFO] [stderr]    Compiling twox-hash v1.1.0
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stdout] error[E0214]: parenthesized type parameters may only be used with a `Fn` trait
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/twox-hash-1.1.0/src/number_streams.rs:67:23
[INFO] [stdout]    |
[INFO] [stdout] 67 |     fn count(self) -> usize() {
[INFO] [stdout]    |                       ^^^^^^^ only `Fn` traits may use parentheses
[INFO] [stdout] ...
[INFO] [stdout] 74 | number_stream!(U32FromBytes, u32, U32_BYTES);
[INFO] [stdout]    | -------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `number_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0214]: parenthesized type parameters may only be used with a `Fn` trait
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/twox-hash-1.1.0/src/number_streams.rs:67:23
[INFO] [stdout]    |
[INFO] [stdout] 67 |     fn count(self) -> usize() {
[INFO] [stdout]    |                       ^^^^^^^ only `Fn` traits may use parentheses
[INFO] [stdout] ...
[INFO] [stdout] 75 | number_stream!(U64FromBytes, u64, U64_BYTES);
[INFO] [stdout]    | -------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `number_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling thread_local v0.3.5
[INFO] [stdout] For more information about this error, try `rustc --explain E0214`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `twox-hash` due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "72835d04413e32239f1c1ca2ef5632c9f329294457a236f392bd88b3804864a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72835d04413e32239f1c1ca2ef5632c9f329294457a236f392bd88b3804864a0", kill_on_drop: false }`
[INFO] [stdout] 72835d04413e32239f1c1ca2ef5632c9f329294457a236f392bd88b3804864a0