[INFO] updating cached repository https://github.com/naubino/naubino-rs [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/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] 30a3db424276f5341832bd97d05054be48b5db33 [INFO] testing naubino/naubino-rs against 1.38.0 for beta-1.39-1 [INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnaubino%2Fnaubino-rs" "work/builds/worker-0/source"` [INFO] [stderr] Cloning into 'work/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/naubino/naubino-rs on toolchain 1.38.0 [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/naubino/naubino-rs [INFO] finished tweaking git repo https://github.com/naubino/naubino-rs [INFO] tweaked toml for git repo https://github.com/naubino/naubino-rs written to work/builds/worker-0/source/Cargo.toml [INFO] crate git repo https://github.com/naubino/naubino-rs already has a lockfile, it will not be regenerated [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "+1.38.0" "build" "--frozen"` [INFO] [stdout] 9746bde379a8d2951d27ea23e542cbd7682d45069489e2291627f2c32361b4ca [INFO] running `"docker" "start" "-a" "9746bde379a8d2951d27ea23e542cbd7682d45069489e2291627f2c32361b4ca"` [INFO] [stderr] Compiling downcast v0.9.2 [INFO] [stderr] Compiling log v0.4.5 [INFO] [stderr] Compiling rustc-hash v1.0.1 [INFO] [stderr] Compiling tempfile v3.0.4 [INFO] [stderr] Compiling x11-dl v2.18.3 [INFO] [stderr] Compiling wayland-client v0.20.12 [INFO] [stderr] Compiling crossbeam-deque v0.2.0 [INFO] [stderr] Compiling wayland-protocols v0.20.12 [INFO] [stderr] Compiling wayland-commons v0.20.12 [INFO] [stderr] Compiling parking_lot_core v0.3.1 [INFO] [stderr] Compiling rusttype v0.7.2 [INFO] [stderr] Compiling num-derive v0.2.2 [INFO] [stderr] Compiling nalgebra v0.16.4 [INFO] [stderr] Compiling serde_derive v1.0.79 [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] warning[E0502]: cannot borrow `*self` as immutable because it is also borrowed as mutable [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/nalgebra-0.16.4/src/base/cg.rs:292:44 [INFO] [stderr] | [INFO] [stderr] 292 | self[(j, i)] += shift[j] * self[(D::dim() - 1, i)]; [INFO] [stderr] | ---------------------------^^^^------------------- [INFO] [stderr] | | | [INFO] [stderr] | | immutable borrow occurs here [INFO] [stderr] | mutable borrow occurs here [INFO] [stderr] | mutable borrow later used here [INFO] [stderr] | [INFO] [stderr] = warning: this error has been downgraded to a warning for backwards compatibility with previous releases [INFO] [stderr] = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future [INFO] [stderr] = note: for more information, try `rustc --explain E0729` [INFO] [stderr] [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "9746bde379a8d2951d27ea23e542cbd7682d45069489e2291627f2c32361b4ca"` [INFO] running `"docker" "rm" "-f" "9746bde379a8d2951d27ea23e542cbd7682d45069489e2291627f2c32361b4ca"` [INFO] [stdout] 9746bde379a8d2951d27ea23e542cbd7682d45069489e2291627f2c32361b4ca