[INFO] cloning repository https://github.com/samstokes/seesaw-game [INFO] running `Command { std: "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", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsamstokes%2Fseesaw-game'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 22489b99c7ff32c50b4d48fffb93b0ee6ee4e422 [INFO] checking samstokes/seesaw-game against beta for pr-78714 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsamstokes%2Fseesaw-game" "/workspace/builds/worker-10/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/samstokes/seesaw-game on toolchain beta [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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-10/source/Cargo.toml [INFO] crate git repo https://github.com/samstokes/seesaw-game already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "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] cf3645cc9991643212470a8e4321468f4653018bd192317ef57f55f1998836fb [INFO] running `Command { std: "docker" "start" "-a" "cf3645cc9991643212470a8e4321468f4653018bd192317ef57f55f1998836fb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cf3645cc9991643212470a8e4321468f4653018bd192317ef57f55f1998836fb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cf3645cc9991643212470a8e4321468f4653018bd192317ef57f55f1998836fb", kill_on_drop: false }` [INFO] [stdout] cf3645cc9991643212470a8e4321468f4653018bd192317ef57f55f1998836fb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "RUSTFLAGS=--cap-lints=forbid" "-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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9e356b6552f5423dd8d9844f1620c8423ffa1f8d380f6acad275d369a405cd53 [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" "9e356b6552f5423dd8d9844f1620c8423ffa1f8d380f6acad275d369a405cd53", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling proc-macro2 v0.4.20 [INFO] [stderr] Compiling cc v1.0.25 [INFO] [stderr] Checking downcast-rs v1.0.3 [INFO] [stderr] Compiling serde v1.0.80 [INFO] [stderr] Compiling nix v0.11.0 [INFO] [stderr] Compiling num-complex v0.2.1 [INFO] [stderr] Compiling matrixmultiply v0.1.15 [INFO] [stderr] Compiling rayon v1.0.2 [INFO] [stderr] Compiling num-derive v0.2.3 [INFO] [stderr] Checking shader_version v0.3.0 [INFO] [stderr] Checking libm v0.1.2 [INFO] [stderr] Checking rawpointer v0.1.0 [INFO] [stderr] Checking downcast v0.9.2 [INFO] [stderr] Compiling lazy_static v1.1.0 [INFO] [stderr] Compiling xml-rs v0.7.0 [INFO] [stderr] Checking unreachable v1.0.0 [INFO] [stderr] Checking crossbeam-utils v0.2.2 [INFO] [stderr] Checking memmap v0.6.2 [INFO] [stderr] Checking log v0.4.6 [INFO] [stderr] Checking time v0.1.40 [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" "9e356b6552f5423dd8d9844f1620c8423ffa1f8d380f6acad275d369a405cd53", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9e356b6552f5423dd8d9844f1620c8423ffa1f8d380f6acad275d369a405cd53", kill_on_drop: false }` [INFO] [stdout] 9e356b6552f5423dd8d9844f1620c8423ffa1f8d380f6acad275d369a405cd53