[INFO] cloning repository https://github.com/naubino/naubino-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/naubino/naubino-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnaubino%2Fnaubino-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnaubino%2Fnaubino-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 30a3db424276f5341832bd97d05054be48b5db33 [INFO] checking naubino/naubino-rs against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnaubino%2Fnaubino-rs" "/workspace/builds/worker-6/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/naubino/naubino-rs on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [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 /workspace/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/naubino/naubino-rs already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b770c555f8d978cbce20cbde86c8ad132e90f96f3f2385fe4e8ba48a10b33053 [INFO] running `Command { std: "docker" "start" "-a" "b770c555f8d978cbce20cbde86c8ad132e90f96f3f2385fe4e8ba48a10b33053", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b770c555f8d978cbce20cbde86c8ad132e90f96f3f2385fe4e8ba48a10b33053", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b770c555f8d978cbce20cbde86c8ad132e90f96f3f2385fe4e8ba48a10b33053", kill_on_drop: false }` [INFO] [stdout] b770c555f8d978cbce20cbde86c8ad132e90f96f3f2385fe4e8ba48a10b33053 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c7e21325d73355a56c6174b38b2877a5392a0324e6a2c762ca2f75579401f712 [INFO] running `Command { std: "docker" "start" "-a" "c7e21325d73355a56c6174b38b2877a5392a0324e6a2c762ca2f75579401f712", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Checking cfg-if v0.1.5 [INFO] [stderr] Checking byteorder v1.2.6 [INFO] [stderr] Compiling cc v1.0.25 [INFO] [stderr] Compiling khronos_api v2.2.0 [INFO] [stderr] Checking nodrop v0.1.12 [INFO] [stderr] Compiling num-complex v0.2.0 [INFO] [stderr] Compiling rayon-core v1.4.1 [INFO] [stderr] Checking downcast-rs v1.0.3 [INFO] [stderr] Compiling matrixmultiply v0.1.14 [INFO] [stderr] Compiling rayon v1.0.2 [INFO] [stderr] Checking slab v0.4.1 [INFO] [stderr] Compiling serde v1.0.79 [INFO] [stderr] Checking linked-hash-map v0.5.1 [INFO] [stderr] Checking downcast v0.9.2 [INFO] [stderr] Checking num_cpus v1.8.0 [INFO] [stderr] Checking memmap v0.6.2 [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 owning_ref v0.3.3 [INFO] [stderr] Checking inflate v0.4.3 [INFO] [stderr] Compiling proc-macro2 v0.4.19 [INFO] [stderr] Checking gif v0.10.0 [INFO] [stderr] Checking approx v0.3.0 [INFO] [stderr] Compiling parking_lot_core v0.3.1 [INFO] [stderr] Checking generic-array v0.11.1 [INFO] [stderr] Checking ordered-float v1.0.1 [INFO] [stderr] Checking num-rational v0.1.42 [INFO] [stderr] Checking crossbeam-utils v0.2.2 [INFO] [stderr] Checking nix v0.11.0 [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] [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" "c7e21325d73355a56c6174b38b2877a5392a0324e6a2c762ca2f75579401f712", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c7e21325d73355a56c6174b38b2877a5392a0324e6a2c762ca2f75579401f712", kill_on_drop: false }` [INFO] [stdout] c7e21325d73355a56c6174b38b2877a5392a0324e6a2c762ca2f75579401f712