[INFO] cloning repository https://github.com/sirkibsirkib/bowdraw
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sirkibsirkib/bowdraw" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsirkibsirkib%2Fbowdraw", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsirkibsirkib%2Fbowdraw'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 943dd24fefdaacdc0b177e7ff0ac6899aaa1e4d9
[INFO] documenting sirkibsirkib/bowdraw against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsirkibsirkib%2Fbowdraw" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sirkibsirkib/bowdraw on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/sirkibsirkib/bowdraw
[INFO] finished tweaking git repo https://github.com/sirkibsirkib/bowdraw
[INFO] tweaked toml for git repo https://github.com/sirkibsirkib/bowdraw written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/sirkibsirkib/bowdraw already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded num-derive v0.2.2
[INFO] [stderr]   Downloaded cpal v0.8.1
[INFO] [stderr]   Downloaded backtrace v0.3.8
[INFO] [stderr]   Downloaded serde_derive v1.0.66
[INFO] [stderr]   Downloaded ggez v0.4.3
[INFO] [stderr]   Downloaded serde v1.0.66
[INFO] [stderr]   Downloaded gif v0.10.0
[INFO] [stderr]   Downloaded syn v0.14.2
[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" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7c9b8935ea63f1a876c872dc5a2bbb54df8f7efa37c6cec172c2bebc5961e152
[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" "7c9b8935ea63f1a876c872dc5a2bbb54df8f7efa37c6cec172c2bebc5961e152", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7c9b8935ea63f1a876c872dc5a2bbb54df8f7efa37c6cec172c2bebc5961e152", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c9b8935ea63f1a876c872dc5a2bbb54df8f7efa37c6cec172c2bebc5961e152", kill_on_drop: false }`
[INFO] [stdout] 7c9b8935ea63f1a876c872dc5a2bbb54df8f7efa37c6cec172c2bebc5961e152
[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" "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" "+beta-2020-08-29" "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] 3f4c94a753b24cd9c61c983d290ee865e0e389c0cb0c61efd94e6839535ca88f
[INFO] running `Command { std: "docker" "start" "-a" "3f4c94a753b24cd9c61c983d290ee865e0e389c0cb0c61efd94e6839535ca88f", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.4
[INFO] [stderr]     Checking libc v0.2.42
[INFO] [stderr]     Checking byteorder v1.2.3
[INFO] [stderr]    Compiling cc v1.0.17
[INFO] [stderr]    Compiling num-integer v0.1.38
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]    Compiling serde v1.0.66
[INFO] [stderr]     Checking linked-hash-map v0.5.1
[INFO] [stderr]     Checking rustc-demangle v0.1.8
[INFO] [stderr]     Checking lazy_static v1.0.1
[INFO] [stderr]     Checking hound v3.4.0
[INFO] [stderr]     Checking unicode-normalization v0.1.7
[INFO] [stderr]     Checking xi-unicode v0.1.0
[INFO] [stderr]    Compiling log v0.4.2
[INFO] [stderr]     Checking inflate v0.4.2
[INFO] [stderr]    Compiling proc-macro2 v0.4.6
[INFO] [stderr]     Checking gif v0.10.0
[INFO] [stderr]    Compiling gl_generator v0.9.0
[INFO] [stderr]     Checking stb_truetype v0.2.2
[INFO] [stderr]     Checking deflate v0.7.18
[INFO] [stderr]     Checking ogg v0.4.1
[INFO] [stderr]     Checking jpeg-decoder v0.1.14
[INFO] [stderr]     Checking gfx_core v0.8.2
[INFO] [stderr]    Compiling quote v0.6.3
[INFO] [stderr]     Checking lewton v0.5.2
[INFO] [stderr]    Compiling syn v0.14.2
[INFO] [stderr]     Checking rand v0.4.2
[INFO] [stderr]     Checking alsa-sys v0.1.2
[INFO] [stderr]     Checking time v0.1.40
[INFO] [stderr]     Checking cpal v0.8.1
[INFO] [stderr]     Checking msdos_time v0.1.6
[INFO] [stderr]    Compiling bzip2-sys v0.1.6
[INFO] [stderr]    Compiling backtrace-sys v0.1.23
[INFO] [stderr]     Checking rand v0.3.22
[INFO] [stderr]     Checking twox-hash v1.1.0
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking num-complex v0.1.43
[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 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-1.1.0/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 a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking euclid v0.17.3
[INFO] [stderr]     Checking sid v0.5.0
[INFO] [stderr]     Checking ordered-float v0.5.0
[INFO] [stderr]     Checking cgmath v0.14.1
[INFO] [stderr]    Compiling gfx_gl v0.5.0
[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" "3f4c94a753b24cd9c61c983d290ee865e0e389c0cb0c61efd94e6839535ca88f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f4c94a753b24cd9c61c983d290ee865e0e389c0cb0c61efd94e6839535ca88f", kill_on_drop: false }`
[INFO] [stdout] 3f4c94a753b24cd9c61c983d290ee865e0e389c0cb0c61efd94e6839535ca88f