[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] testing kgwong/ludum-dare-42 against 1.45.2 for beta-1.46-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkgwong%2Fludum-dare-42" "/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/kgwong/ludum-dare-42 on toolchain 1.45.2 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "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-2/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" "+1.45.2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e147c3da79aec56166c184ad89027152851c67890c4848c8e46ad0dc86669ce9 [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" "e147c3da79aec56166c184ad89027152851c67890c4848c8e46ad0dc86669ce9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e147c3da79aec56166c184ad89027152851c67890c4848c8e46ad0dc86669ce9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e147c3da79aec56166c184ad89027152851c67890c4848c8e46ad0dc86669ce9", kill_on_drop: false }` [INFO] [stdout] e147c3da79aec56166c184ad89027152851c67890c4848c8e46ad0dc86669ce9 [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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a8ff66db1fac92835200783cbaa96259fff630ba653133078b6d163c9db8f7b2 [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" "a8ff66db1fac92835200783cbaa96259fff630ba653133078b6d163c9db8f7b2", kill_on_drop: false }` [INFO] [stderr] Compiling num-traits v0.2.5 [INFO] [stderr] Compiling cfg-if v0.1.4 [INFO] [stderr] Compiling bitflags v1.0.3 [INFO] [stderr] Compiling byteorder v1.2.4 [INFO] [stderr] Compiling cc v1.0.18 [INFO] [stderr] Compiling num-integer v0.1.39 [INFO] [stderr] Compiling khronos_api v2.2.0 [INFO] [stderr] Compiling either v1.5.0 [INFO] [stderr] Compiling rand_core v0.2.1 [INFO] [stderr] Compiling approx v0.1.1 [INFO] [stderr] Compiling matrixmultiply v0.1.14 [INFO] [stderr] Compiling num-complex v0.2.0 [INFO] [stderr] Compiling version_check v0.1.4 [INFO] [stderr] Compiling pkg-config v0.3.13 [INFO] [stderr] Compiling serde v1.0.71 [INFO] [stderr] Compiling libm v0.1.2 [INFO] [stderr] Compiling rustc-demangle v0.1.9 [INFO] [stderr] Compiling claxon v0.3.1 [INFO] [stderr] Compiling xi-unicode v0.1.0 [INFO] [stderr] Compiling podio v0.1.6 [INFO] [stderr] Compiling slab v0.4.1 [INFO] [stderr] Compiling xdg v2.1.0 [INFO] [stderr] Compiling hound v3.4.0 [INFO] [stderr] Compiling unicode-normalization v0.1.7 [INFO] [stderr] Compiling Tile-League v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Compiling downcast v0.9.2 [INFO] [stderr] Compiling rand v0.4.2 [INFO] [stderr] Compiling time v0.1.40 [INFO] [stderr] Compiling arrayvec v0.4.7 [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" "a8ff66db1fac92835200783cbaa96259fff630ba653133078b6d163c9db8f7b2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a8ff66db1fac92835200783cbaa96259fff630ba653133078b6d163c9db8f7b2", kill_on_drop: false }` [INFO] [stdout] a8ff66db1fac92835200783cbaa96259fff630ba653133078b6d163c9db8f7b2