[INFO] cloning repository https://github.com/naubino/naubino-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/naubino/naubino-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnaubino%2Fnaubino-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnaubino%2Fnaubino-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 30a3db424276f5341832bd97d05054be48b5db33 [INFO] documenting naubino/naubino-rs 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%2Fnaubino%2Fnaubino-rs" "/workspace/builds/worker-2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/naubino/naubino-rs 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/naubino/naubino-rs [INFO] finished tweaking git repo https://github.com/naubino/naubino-rs [INFO] tweaked toml for git repo https://github.com/naubino/naubino-rs written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/naubino/naubino-rs 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 stdweb-derive v0.5.0 [INFO] [stderr] Downloaded generic-array v0.11.1 [INFO] [stderr] Downloaded alga v0.7.2 [INFO] [stderr] Downloaded nphysics2d v0.9.2 [INFO] [stderr] Downloaded ncollide3d v0.17.1 [INFO] [stderr] Downloaded stdweb-internal-runtime v0.1.0 [INFO] [stderr] Downloaded stdweb-internal-macros v0.2.0 [INFO] [stderr] Downloaded winit v0.16.2 [INFO] [stderr] Downloaded glutin v0.17.0 [INFO] [stderr] Downloaded nalgebra v0.16.4 [INFO] [stderr] Downloaded base-x v0.2.3 [INFO] [stderr] Downloaded ncollide2d v0.17.1 [INFO] [stderr] Downloaded downcast v0.9.2 [INFO] [stderr] Downloaded stdweb v0.4.9 [INFO] [stderr] Downloaded nphysics_testbed2d v0.2.0 [INFO] [stderr] Downloaded kiss3d v0.16.3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] f1758db7a0e410a923fbb437f8b3517c0e56db6feee57fcafdc03788a2c4bc6b [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" "f1758db7a0e410a923fbb437f8b3517c0e56db6feee57fcafdc03788a2c4bc6b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f1758db7a0e410a923fbb437f8b3517c0e56db6feee57fcafdc03788a2c4bc6b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f1758db7a0e410a923fbb437f8b3517c0e56db6feee57fcafdc03788a2c4bc6b", kill_on_drop: false }` [INFO] [stdout] f1758db7a0e410a923fbb437f8b3517c0e56db6feee57fcafdc03788a2c4bc6b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stdout] 983315a244cd52d2d8301e7a7176fbd3d597d51b784e08de7cce92096d16ee5b [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" "983315a244cd52d2d8301e7a7176fbd3d597d51b784e08de7cce92096d16ee5b", kill_on_drop: false }` [INFO] [stderr] Compiling num-complex v0.2.0 [INFO] [stderr] Compiling typenum v1.10.0 [INFO] [stderr] Compiling matrixmultiply v0.1.14 [INFO] [stderr] Checking libm v0.1.2 [INFO] [stderr] Checking rawpointer v0.1.0 [INFO] [stderr] Checking slab v0.4.1 [INFO] [stderr] Compiling serde v1.0.79 [INFO] [stderr] Checking downcast v0.9.2 [INFO] [stderr] Checking log v0.4.5 [INFO] [stderr] Checking time v0.1.40 [INFO] [stderr] Checking arrayvec v0.4.7 [INFO] [stderr] Checking deflate v0.7.18 [INFO] [stderr] Checking inflate v0.4.3 [INFO] [stderr] Checking gif v0.10.0 [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::() } [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::() } [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::() } [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::() } [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`. [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" "983315a244cd52d2d8301e7a7176fbd3d597d51b784e08de7cce92096d16ee5b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "983315a244cd52d2d8301e7a7176fbd3d597d51b784e08de7cce92096d16ee5b", kill_on_drop: false }` [INFO] [stdout] 983315a244cd52d2d8301e7a7176fbd3d597d51b784e08de7cce92096d16ee5b