[INFO] updating cached repository https://github.com/Ameobea/nphysics-collision-issue-demo [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] b8acfb429447cdd6f3d0cb5ff865439affbe6707 [INFO] testing Ameobea/nphysics-collision-issue-demo against beta-2020-06-03 for beta-1.45-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAmeobea%2Fnphysics-collision-issue-demo" "/workspace/builds/worker-14/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Ameobea/nphysics-collision-issue-demo on toolchain beta-2020-06-03 [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/Ameobea/nphysics-collision-issue-demo [INFO] finished tweaking git repo https://github.com/Ameobea/nphysics-collision-issue-demo [INFO] tweaked toml for git repo https://github.com/Ameobea/nphysics-collision-issue-demo written to /workspace/builds/worker-14/source/Cargo.toml [INFO] crate git repo https://github.com/Ameobea/nphysics-collision-issue-demo already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] afb4b71d89e678ef2dcdc84c64cbf1fe49b49a96d850232789eab56b8595bfbd [INFO] running `"docker" "start" "-a" "afb4b71d89e678ef2dcdc84c64cbf1fe49b49a96d850232789eab56b8595bfbd"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling libc v0.2.43 [INFO] [stderr] Compiling version_check v0.1.4 [INFO] [stderr] Compiling cfg-if v0.1.5 [INFO] [stderr] Compiling num-traits v0.2.5 [INFO] [stderr] Compiling cc v1.0.19 [INFO] [stderr] Compiling byteorder v1.2.4 [INFO] [stderr] Compiling rand_core v0.2.1 [INFO] [stderr] Compiling num-complex v0.2.0 [INFO] [stderr] Compiling proc-macro2 v0.4.13 [INFO] [stderr] Compiling matrixmultiply v0.1.14 [INFO] [stderr] Compiling rayon-core v1.4.1 [INFO] [stderr] Compiling nix v0.11.0 [INFO] [stderr] Compiling pkg-config v0.3.13 [INFO] [stderr] Compiling rayon v1.0.2 [INFO] [stderr] Compiling slab v0.4.1 [INFO] [stderr] Compiling either v1.5.0 [INFO] [stderr] Compiling serde v1.0.72 [INFO] [stderr] Compiling linked-hash-map v0.5.1 [INFO] [stderr] Compiling downcast v0.9.2 [INFO] [stderr] Compiling unreachable v1.0.0 [INFO] [stderr] Compiling arrayvec v0.4.7 [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] note: candidate #2 is defined in the trait `std::any::Any` [INFO] [stderr] help: disambiguate the associated function for candidate #1 [INFO] [stderr] | [INFO] [stderr] 120 | fn is_type(&self) -> bool { Any::type_id(&self) == TypeId::of::() } [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] help: disambiguate the associated function for candidate #2 [INFO] [stderr] | [INFO] [stderr] 120 | fn is_type(&self) -> bool { std::any::Any::type_id(&self) == TypeId::of::() } [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [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] [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 `"docker" "inspect" "afb4b71d89e678ef2dcdc84c64cbf1fe49b49a96d850232789eab56b8595bfbd"` [INFO] running `"docker" "rm" "-f" "afb4b71d89e678ef2dcdc84c64cbf1fe49b49a96d850232789eab56b8595bfbd"` [INFO] [stdout] afb4b71d89e678ef2dcdc84c64cbf1fe49b49a96d850232789eab56b8595bfbd