[INFO] cloning repository https://github.com/kgwong/ludum-dare-42 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kgwong/ludum-dare-42" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkgwong%2Fludum-dare-42", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkgwong%2Fludum-dare-42'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 6ba77446bf826ef00b928298348ac725d0c0b67c [INFO] documenting kgwong/ludum-dare-42 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%2Fkgwong%2Fludum-dare-42" "/workspace/builds/worker-8/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/kgwong/ludum-dare-42 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/kgwong/ludum-dare-42 [INFO] finished tweaking git repo https://github.com/kgwong/ludum-dare-42 [INFO] tweaked toml for git repo https://github.com/kgwong/ludum-dare-42 written to /workspace/builds/worker-8/source/Cargo.toml [INFO] crate git repo https://github.com/kgwong/ludum-dare-42 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 twox-hash v1.1.1 [INFO] [stderr] Downloaded lyon_geom v0.10.1 [INFO] [stderr] Downloaded gfx_device_gl v0.15.3 [INFO] [stderr] Downloaded discard v1.0.3 [INFO] [stderr] Downloaded lyon_tessellation v0.10.2 [INFO] [stderr] Downloaded nalgebra v0.16.0 [INFO] [stderr] Downloaded stdweb-derive v0.4.0 [INFO] [stderr] Downloaded lyon v0.10.2 [INFO] [stderr] Downloaded euclid v0.17.3 [INFO] [stderr] Downloaded quote v0.6.5 [INFO] [stderr] Downloaded stdweb v0.4.8 [INFO] [stderr] Downloaded serde_json v1.0.24 [INFO] [stderr] Downloaded stdweb-internal-macros v0.1.0 [INFO] [stderr] Downloaded zip v0.3.3 [INFO] [stderr] Downloaded lyon_path v0.10.1 [INFO] [stderr] Downloaded log v0.4.3 [INFO] [stderr] Downloaded alga v0.7.1 [INFO] [stderr] Downloaded msdos_time v0.1.6 [INFO] [stderr] Downloaded proc-macro2 v0.4.9 [INFO] [stderr] Downloaded syn v0.14.7 [INFO] [stderr] Downloaded nphysics2d v0.9.0 [INFO] [stderr] Downloaded ggez v0.4.3 [INFO] [stderr] Downloaded gfx_glyph v0.10.2 [INFO] [stderr] Downloaded rodio v0.7.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 732f3b3890dbdf988dc30528be2d47773c058f245925dd07ba2eed11799a6473 [INFO] running `Command { std: "docker" "start" "-a" "732f3b3890dbdf988dc30528be2d47773c058f245925dd07ba2eed11799a6473", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "732f3b3890dbdf988dc30528be2d47773c058f245925dd07ba2eed11799a6473", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "732f3b3890dbdf988dc30528be2d47773c058f245925dd07ba2eed11799a6473", kill_on_drop: false }` [INFO] [stdout] 732f3b3890dbdf988dc30528be2d47773c058f245925dd07ba2eed11799a6473 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 8c487b2259014c9179c282f5eee8afb033ba17aef3e6a1147b26076388398a05 [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" "8c487b2259014c9179c282f5eee8afb033ba17aef3e6a1147b26076388398a05", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling cfg-if v0.1.4 [INFO] [stderr] Compiling cc v1.0.18 [INFO] [stderr] Compiling num-integer v0.1.39 [INFO] [stderr] Compiling either v1.5.0 [INFO] [stderr] Compiling bitflags v1.0.3 [INFO] [stderr] Compiling matrixmultiply v0.1.14 [INFO] [stderr] Checking rawpointer v0.1.0 [INFO] [stderr] Compiling pkg-config v0.3.13 [INFO] [stderr] Compiling num-complex v0.2.0 [INFO] [stderr] Checking libm v0.1.2 [INFO] [stderr] Checking podio v0.1.6 [INFO] [stderr] Checking claxon v0.3.1 [INFO] [stderr] Checking xdg v2.1.0 [INFO] [stderr] Checking xi-unicode v0.1.0 [INFO] [stderr] Compiling Tile-League v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking downcast v0.9.2 [INFO] [stderr] Checking arrayvec v0.4.7 [INFO] [stderr] Compiling syn v0.10.8 [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" "8c487b2259014c9179c282f5eee8afb033ba17aef3e6a1147b26076388398a05", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8c487b2259014c9179c282f5eee8afb033ba17aef3e6a1147b26076388398a05", kill_on_drop: false }` [INFO] [stdout] 8c487b2259014c9179c282f5eee8afb033ba17aef3e6a1147b26076388398a05