[INFO] cloning repository https://github.com/kirhgoff/nphysics-playground
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kirhgoff/nphysics-playground" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkirhgoff%2Fnphysics-playground", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkirhgoff%2Fnphysics-playground'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ff05700261224b0326d4434e2c4bfba948fbdcb1
[INFO] documenting kirhgoff/nphysics-playground against 1.61.0 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkirhgoff%2Fnphysics-playground" "/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/kirhgoff/nphysics-playground on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kirhgoff/nphysics-playground
[INFO] finished tweaking git repo https://github.com/kirhgoff/nphysics-playground
[INFO] tweaked toml for git repo https://github.com/kirhgoff/nphysics-playground written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/kirhgoff/nphysics-playground already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "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 stdweb-internal-runtime v0.1.2
[INFO] [stderr]   Downloaded quote v0.6.9
[INFO] [stderr]   Downloaded stdweb-internal-macros v0.2.2
[INFO] [stderr]   Downloaded wayland-sys v0.20.12
[INFO] [stderr]   Downloaded downcast v0.9.2
[INFO] [stderr]   Downloaded approx v0.3.0
[INFO] [stderr]   Downloaded stb_truetype v0.2.4
[INFO] [stderr]   Downloaded core-graphics v0.14.0
[INFO] [stderr]   Downloaded objc v0.2.5
[INFO] [stderr]   Downloaded downcast-rs v1.0.3
[INFO] [stderr]   Downloaded num-derive v0.2.3
[INFO] [stderr]   Downloaded wayland-commons v0.20.12
[INFO] [stderr]   Downloaded wayland-client v0.20.12
[INFO] [stderr]   Downloaded wayland-scanner v0.20.12
[INFO] [stderr]   Downloaded gleam v0.6.4
[INFO] [stderr]   Downloaded core-foundation v0.6.2
[INFO] [stderr]   Downloaded kiss3d v0.16.4
[INFO] [stderr]   Downloaded gl v0.10.0
[INFO] [stderr]   Downloaded wayland-protocols v0.20.12
[INFO] [stderr]   Downloaded alga v0.7.2
[INFO] [stderr]   Downloaded syn v0.15.17
[INFO] [stderr]   Downloaded ncollide3d v0.17.1
[INFO] [stderr]   Downloaded nphysics2d v0.9.2
[INFO] [stderr]   Downloaded ordered-float v1.0.1
[INFO] [stderr]   Downloaded libm v0.1.2
[INFO] [stderr]   Downloaded ncollide2d v0.17.1
[INFO] [stderr]   Downloaded rusttype v0.7.2
[INFO] [stderr]   Downloaded base-x v0.2.3
[INFO] [stderr]   Downloaded nphysics_testbed2d v0.1.0
[INFO] [stderr]   Downloaded cocoa v0.15.0
[INFO] [stderr]   Downloaded rusttype v0.6.5
[INFO] [stderr]   Downloaded glutin v0.17.0
[INFO] [stderr]   Downloaded smithay-client-toolkit v0.2.6
[INFO] [stderr]   Downloaded nalgebra v0.16.7
[INFO] [stderr]   Downloaded winit v0.16.2
[INFO] [stderr]   Downloaded stdweb v0.4.10
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1dd197d6c9b3c22d67d47aa7f479bf0452015ae257636ee381342c8b12982af6
[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" "1dd197d6c9b3c22d67d47aa7f479bf0452015ae257636ee381342c8b12982af6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1dd197d6c9b3c22d67d47aa7f479bf0452015ae257636ee381342c8b12982af6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1dd197d6c9b3c22d67d47aa7f479bf0452015ae257636ee381342c8b12982af6", kill_on_drop: false }`
[INFO] [stdout] 1dd197d6c9b3c22d67d47aa7f479bf0452015ae257636ee381342c8b12982af6
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "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] 65be596f3b3b7ea36186cc66bb2ba74fee9d41eb668506f9f326a3c5c19db0c1
[INFO] running `Command { std: "docker" "start" "-a" "65be596f3b3b7ea36186cc66bb2ba74fee9d41eb668506f9f326a3c5c19db0c1", kill_on_drop: false }`
[INFO] [stderr]     Checking rand_core v0.3.0
[INFO] [stderr]     Checking byteorder v1.2.7
[INFO] [stderr]    Compiling proc-macro2 v0.4.20
[INFO] [stderr]    Compiling num-complex v0.2.1
[INFO] [stderr]     Checking downcast-rs v1.0.3
[INFO] [stderr]     Checking libm v0.1.2
[INFO] [stderr]    Compiling num-derive v0.2.3
[INFO] [stderr]     Checking downcast v0.9.2
[INFO] [stderr]     Checking num_cpus v1.8.0
[INFO] [stderr]     Checking memmap v0.6.2
[INFO] [stderr]     Checking time v0.1.40
[INFO] [stderr]    Compiling lazy_static v1.1.0
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]    Compiling wayland-scanner v0.20.12
[INFO] [stderr]     Checking lock_api v0.1.4
[INFO] [stderr]     Checking nix v0.11.0
[INFO] [stderr]     Checking serde v1.0.80
[INFO] [stdout] error[E0034]: multiple applicable items in scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/downcast-0.9.2/src/lib.rs:120:38
[INFO] [stdout]     |
[INFO] [stdout] 120 |     fn is_type(&self) -> bool { self.type_id() == TypeId::of::<T>() }
[INFO] [stdout]     |                                      ^^^^^^^ multiple `type_id` found
[INFO] [stdout]     |
[INFO] [stdout] note: candidate #1 is defined in the trait `Any`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/downcast-0.9.2/src/lib.rs:29:5
[INFO] [stdout]     |
[INFO] [stdout] 29  |     fn type_id(&self) -> TypeId { TypeId::of::<Self>() }
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] note: candidate #2 is defined in the trait `std::any::Any`
[INFO] [stdout] help: disambiguate the associated function for candidate #1
[INFO] [stdout]     |
[INFO] [stdout] 120 |     fn is_type(&self) -> bool { Any::type_id(&self) == TypeId::of::<T>() }
[INFO] [stdout]     |                                 ~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] help: disambiguate the associated function for candidate #2
[INFO] [stdout]     |
[INFO] [stdout] 120 |     fn is_type(&self) -> bool { std::any::Any::type_id(&self) == TypeId::of::<T>() }
[INFO] [stdout]     |                                 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0034`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `downcast` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "65be596f3b3b7ea36186cc66bb2ba74fee9d41eb668506f9f326a3c5c19db0c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65be596f3b3b7ea36186cc66bb2ba74fee9d41eb668506f9f326a3c5c19db0c1", kill_on_drop: false }`
[INFO] [stdout] 65be596f3b3b7ea36186cc66bb2ba74fee9d41eb668506f9f326a3c5c19db0c1