[INFO] cloning repository https://github.com/giovanniberti/dbench
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/giovanniberti/dbench" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgiovanniberti%2Fdbench", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgiovanniberti%2Fdbench'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3263f5ed5a25979f9d9954c49cc96e44708a97ae
[INFO] documenting giovanniberti/dbench against 1.46.0 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgiovanniberti%2Fdbench" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/giovanniberti/dbench on toolchain 1.46.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/giovanniberti/dbench
[INFO] finished tweaking git repo https://github.com/giovanniberti/dbench
[INFO] tweaked toml for git repo https://github.com/giovanniberti/dbench written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/giovanniberti/dbench already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+1.46.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 53a433c3321072de58d47275bb425f9e9989d783d2523a2b05c319bc1471046b
[INFO] running `Command { std: "docker" "start" "-a" "53a433c3321072de58d47275bb425f9e9989d783d2523a2b05c319bc1471046b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "53a433c3321072de58d47275bb425f9e9989d783d2523a2b05c319bc1471046b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53a433c3321072de58d47275bb425f9e9989d783d2523a2b05c319bc1471046b", kill_on_drop: false }`
[INFO] [stdout] 53a433c3321072de58d47275bb425f9e9989d783d2523a2b05c319bc1471046b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.46.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b29e037adbfa5ea48a9989be591e65fbe4d1e6ff7872256cfc117081938370f9
[INFO] running `Command { std: "docker" "start" "-a" "b29e037adbfa5ea48a9989be591e65fbe4d1e6ff7872256cfc117081938370f9", kill_on_drop: false }`
[INFO] [stderr]     Checking unicode-normalization v0.1.3
[INFO] [stderr]     Checking hex v0.2.0
[INFO] [stderr]     Checking bufstream v0.1.2
[INFO] [stderr]     Checking md5 v0.2.1
[INFO] [stderr]     Checking fallible-iterator v0.1.3
[INFO] [stderr]     Checking nom v1.2.4
[INFO] [stderr]     Checking unicode-segmentation v0.1.3
[INFO] [stderr]     Checking vec_map v0.6.0
[INFO] [stderr]     Checking fnv v1.0.5
[INFO] [stderr]     Checking ansi_term v0.9.0
[INFO] [stderr]     Checking uuid v0.3.1
[INFO] [stderr]     Checking termios v0.2.2
[INFO] [stderr]     Checking term_size v0.2.1
[INFO] [stderr]     Checking num-complex v0.1.35
[INFO] [stderr]     Checking unicode-bidi v0.2.4
[INFO] [stderr]     Checking r2d2 v0.7.1
[INFO] [stderr]     Checking twox-hash v1.0.0
[INFO] [stderr]     Checking num-bigint v0.1.35
[INFO] [stderr]     Checking rpassword v0.3.0
[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-1.0.0/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 a macro (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-1.0.0/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 a macro (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] [stdout] For more information about this error, try `rustc --explain E0214`.
[INFO] [stdout] 
[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 `Command { std: "docker" "inspect" "b29e037adbfa5ea48a9989be591e65fbe4d1e6ff7872256cfc117081938370f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b29e037adbfa5ea48a9989be591e65fbe4d1e6ff7872256cfc117081938370f9", kill_on_drop: false }`
[INFO] [stdout] b29e037adbfa5ea48a9989be591e65fbe4d1e6ff7872256cfc117081938370f9