[INFO] cloning repository https://github.com/wildarch/roboarm-sim [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wildarch/roboarm-sim" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwildarch%2Froboarm-sim", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwildarch%2Froboarm-sim'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] fd88f9760ddb9124800779c8697d302c667408a6 [INFO] testing wildarch/roboarm-sim against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwildarch%2Froboarm-sim" "/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/wildarch/roboarm-sim on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/wildarch/roboarm-sim [INFO] finished tweaking git repo https://github.com/wildarch/roboarm-sim [INFO] tweaked toml for git repo https://github.com/wildarch/roboarm-sim written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/wildarch/roboarm-sim already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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" "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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 36eb9c8e252748c27df168445dc0e8ecae1152b362229400036e42ec058b653a [INFO] running `Command { std: "docker" "start" "-a" "36eb9c8e252748c27df168445dc0e8ecae1152b362229400036e42ec058b653a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "36eb9c8e252748c27df168445dc0e8ecae1152b362229400036e42ec058b653a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "36eb9c8e252748c27df168445dc0e8ecae1152b362229400036e42ec058b653a", kill_on_drop: false }` [INFO] [stdout] 36eb9c8e252748c27df168445dc0e8ecae1152b362229400036e42ec058b653a [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" "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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e6cdb3d767a0346cb6e4ee9e842f959dd90babfa20cd683516d4028b088f4729 [INFO] running `Command { std: "docker" "start" "-a" "e6cdb3d767a0346cb6e4ee9e842f959dd90babfa20cd683516d4028b088f4729", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.44 [INFO] [stderr] Compiling bitflags v1.0.4 [INFO] [stderr] Compiling cfg-if v0.1.6 [INFO] [stderr] Compiling num-traits v0.2.6 [INFO] [stderr] Compiling lazy_static v1.2.0 [INFO] [stderr] Compiling rand_core v0.3.0 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling byteorder v1.2.7 [INFO] [stderr] Compiling cc v1.0.25 [INFO] [stderr] Compiling scopeguard v0.3.3 [INFO] [stderr] Compiling nodrop v0.1.13 [INFO] [stderr] Compiling khronos_api v2.2.0 [INFO] [stderr] Compiling num-complex v0.2.1 [INFO] [stderr] Compiling typenum v1.10.0 [INFO] [stderr] Compiling proc-macro2 v0.4.24 [INFO] [stderr] Compiling rayon-core v1.4.1 [INFO] [stderr] Compiling num-integer v0.1.39 [INFO] [stderr] Compiling memoffset v0.2.1 [INFO] [stderr] Compiling downcast-rs v1.0.3 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling matrixmultiply v0.1.15 [INFO] [stderr] Compiling nix v0.11.0 [INFO] [stderr] Compiling libm v0.1.2 [INFO] [stderr] Compiling rawpointer v0.1.0 [INFO] [stderr] Compiling pkg-config v0.3.14 [INFO] [stderr] Compiling stable_deref_trait v1.1.1 [INFO] [stderr] Compiling rayon v1.0.3 [INFO] [stderr] Compiling adler32 v1.0.3 [INFO] [stderr] Compiling remove_dir_all v0.5.1 [INFO] [stderr] Compiling num-iter v0.1.37 [INFO] [stderr] Compiling either v1.5.0 [INFO] [stderr] Compiling slab v0.4.1 [INFO] [stderr] Compiling num-derive v0.2.3 [INFO] [stderr] Compiling percent-encoding v1.0.1 [INFO] [stderr] Compiling serde v1.0.80 [INFO] [stderr] Compiling linked-hash-map v0.5.1 [INFO] [stderr] Compiling downcast v0.9.2 [INFO] [stderr] Compiling log v0.4.6 [INFO] [stderr] Compiling crossbeam-utils v0.2.2 [INFO] [stderr] Compiling xml-rs v0.7.0 [INFO] [stderr] Compiling owning_ref v0.4.0 [INFO] [stderr] Compiling gif v0.10.1 [INFO] [stderr] Compiling inflate v0.4.3 [INFO] [stderr] Compiling arrayvec v0.4.8 [INFO] [stderr] Compiling unreachable v1.0.0 [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] [stderr] Compiling parking_lot_core v0.3.1 [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" "e6cdb3d767a0346cb6e4ee9e842f959dd90babfa20cd683516d4028b088f4729", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e6cdb3d767a0346cb6e4ee9e842f959dd90babfa20cd683516d4028b088f4729", kill_on_drop: false }` [INFO] [stdout] e6cdb3d767a0346cb6e4ee9e842f959dd90babfa20cd683516d4028b088f4729