[INFO] cloning repository https://github.com/samstokes/seesaw-game [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/samstokes/seesaw-game" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsamstokes%2Fseesaw-game"` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsamstokes%2Fseesaw-game'... [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 22489b99c7ff32c50b4d48fffb93b0ee6ee4e422 [INFO] checking samstokes/seesaw-game against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsamstokes%2Fseesaw-game" "/workspace/builds/worker-7/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/samstokes/seesaw-game on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd [INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/samstokes/seesaw-game [INFO] finished tweaking git repo https://github.com/samstokes/seesaw-game [INFO] tweaked toml for git repo https://github.com/samstokes/seesaw-game written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/samstokes/seesaw-game already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 56fb04495bee999d2f394559eeb6520fab0083a18f535d8895fd70378a5f6f69 [INFO] running `"docker" "start" "-a" "56fb04495bee999d2f394559eeb6520fab0083a18f535d8895fd70378a5f6f69"` [INFO] [stderr] Checking libc v0.2.43 [INFO] [stderr] Compiling num-traits v0.2.6 [INFO] [stderr] Compiling bitflags v1.0.4 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Compiling proc-macro2 v0.4.20 [INFO] [stderr] Checking cfg-if v0.1.6 [INFO] [stderr] Compiling cc v1.0.25 [INFO] [stderr] Checking rand_core v0.3.0 [INFO] [stderr] Compiling khronos_api v2.2.0 [INFO] [stderr] Checking nodrop v0.1.12 [INFO] [stderr] Checking byteorder v1.2.7 [INFO] [stderr] Checking piston-float v0.3.0 [INFO] [stderr] Compiling num-integer v0.1.39 [INFO] [stderr] Compiling serde v1.0.80 [INFO] [stderr] Compiling rayon-core v1.4.1 [INFO] [stderr] Checking downcast-rs v1.0.3 [INFO] [stderr] Compiling nix v0.11.0 [INFO] [stderr] Compiling num-complex v0.2.1 [INFO] [stderr] Compiling num-iter v0.1.37 [INFO] [stderr] Compiling num-derive v0.2.3 [INFO] [stderr] Compiling rayon v1.0.2 [INFO] [stderr] Checking shader_version v0.3.0 [INFO] [stderr] Compiling matrixmultiply v0.1.15 [INFO] [stderr] Checking libm v0.1.2 [INFO] [stderr] Checking rawpointer v0.1.0 [INFO] [stderr] Compiling num-rational v0.2.1 [INFO] [stderr] Checking interpolation v0.1.0 [INFO] [stderr] Checking read_color v1.0.0 [INFO] [stderr] Checking slab v0.4.1 [INFO] [stderr] Checking piston-texture v0.6.0 [INFO] [stderr] Checking downcast v0.9.2 [INFO] [stderr] Checking piston-shaders_graphics2d v0.3.1 [INFO] [stderr] Compiling lazy_static v1.1.0 [INFO] [stderr] Compiling xml-rs v0.7.0 [INFO] [stderr] error[E0034]: multiple applicable items in scope [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/downcast-0.9.2/src/lib.rs:120:38 [INFO] [stderr] | [INFO] [stderr] 120 | fn is_type(&self) -> bool { self.type_id() == TypeId::of::() } [INFO] [stderr] | ^^^^^^^ multiple `type_id` found [INFO] [stderr] | [INFO] [stderr] note: candidate #1 is defined in the trait `Any` [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/downcast-0.9.2/src/lib.rs:29:5 [INFO] [stderr] | [INFO] [stderr] 29 | fn type_id(&self) -> TypeId { TypeId::of::() } [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] = help: to disambiguate the method call, write `Any::type_id(&self)` instead [INFO] [stderr] note: candidate #2 is defined in the trait `std::any::Any` [INFO] [stderr] = help: to disambiguate the method call, write `std::any::Any::type_id(&self)` instead [INFO] [stderr] [INFO] [stderr] error: aborting due to previous error [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0034`. [INFO] [stderr] error: could not compile `downcast`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "56fb04495bee999d2f394559eeb6520fab0083a18f535d8895fd70378a5f6f69"` [INFO] running `"docker" "rm" "-f" "56fb04495bee999d2f394559eeb6520fab0083a18f535d8895fd70378a5f6f69"` [INFO] [stdout] 56fb04495bee999d2f394559eeb6520fab0083a18f535d8895fd70378a5f6f69