[INFO] updating cached 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" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }` [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 30a3db424276f5341832bd97d05054be48b5db33 [INFO] documenting naubino/naubino-rs against master#394e1b40d264aa6928811919c1124fa248e7d802 for pr-73566 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnaubino%2Fnaubino-rs" "/workspace/builds/worker-13/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/naubino/naubino-rs on toolchain 394e1b40d264aa6928811919c1124fa248e7d802 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "read-manifest" "--manifest-path" "Cargo.toml", 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-13/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" "+394e1b40d264aa6928811919c1124fa248e7d802" "fetch" "--locked" "--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-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 87da6bb12e294c727bbe55071aa1b97694090fcbb0ae37cbd7fc377d88d13067 [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" "87da6bb12e294c727bbe55071aa1b97694090fcbb0ae37cbd7fc377d88d13067", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "87da6bb12e294c727bbe55071aa1b97694090fcbb0ae37cbd7fc377d88d13067", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "87da6bb12e294c727bbe55071aa1b97694090fcbb0ae37cbd7fc377d88d13067", kill_on_drop: false }` [INFO] [stdout] 87da6bb12e294c727bbe55071aa1b97694090fcbb0ae37cbd7fc377d88d13067 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 21d6b09fda816d15f3dd9ad2ebee9aad197b32aec96d1664bd93c62dbf0d608d [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" "21d6b09fda816d15f3dd9ad2ebee9aad197b32aec96d1664bd93c62dbf0d608d", kill_on_drop: false }` [INFO] [stderr] Checking libc v0.2.43 [INFO] [stderr] Compiling bitflags v1.0.4 [INFO] [stderr] Compiling cc v1.0.25 [INFO] [stderr] Checking rand_core v0.2.1 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking nodrop v0.1.12 [INFO] [stderr] Compiling khronos_api v2.2.0 [INFO] [stderr] Compiling proc-macro2 v0.4.19 [INFO] [stderr] Compiling cfg-if v0.1.5 [INFO] [stderr] Compiling num-complex v0.2.0 [INFO] [stderr] Compiling matrixmultiply v0.1.14 [INFO] [stderr] Compiling nix v0.11.0 [INFO] [stderr] Checking rawpointer v0.1.0 [INFO] [stderr] Checking remove_dir_all v0.5.1 [INFO] [stderr] Checking adler32 v1.0.3 [INFO] [stderr] Compiling num-iter v0.1.37 [INFO] [stderr] Checking slab v0.4.1 [INFO] [stderr] Checking either v1.5.0 [INFO] [stderr] Checking linked-hash-map v0.5.1 [INFO] [stderr] Checking downcast v0.9.2 [INFO] [stderr] Checking crossbeam-utils v0.2.2 [INFO] [stderr] Checking log v0.4.5 [INFO] [stderr] Checking stb_truetype v0.2.4 [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" "21d6b09fda816d15f3dd9ad2ebee9aad197b32aec96d1664bd93c62dbf0d608d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "21d6b09fda816d15f3dd9ad2ebee9aad197b32aec96d1664bd93c62dbf0d608d", kill_on_drop: false }` [INFO] [stdout] 21d6b09fda816d15f3dd9ad2ebee9aad197b32aec96d1664bd93c62dbf0d608d