[INFO] cloning repository https://github.com/musoke/ipfs-search [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/musoke/ipfs-search" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmusoke%2Fipfs-search", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmusoke%2Fipfs-search'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] badd57328f81e3e66d6798607207b76cd2f954b3 [INFO] checking musoke/ipfs-search against beta for pr-78714 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmusoke%2Fipfs-search" "/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/musoke/ipfs-search on toolchain beta [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/musoke/ipfs-search [INFO] finished tweaking git repo https://github.com/musoke/ipfs-search [INFO] tweaked toml for git repo https://github.com/musoke/ipfs-search written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/musoke/ipfs-search already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "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-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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2d8c0bbb4c8903879b9fb2c4ebc5b333794cce41511de061115e6bb98d8d9a7e [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" "2d8c0bbb4c8903879b9fb2c4ebc5b333794cce41511de061115e6bb98d8d9a7e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2d8c0bbb4c8903879b9fb2c4ebc5b333794cce41511de061115e6bb98d8d9a7e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2d8c0bbb4c8903879b9fb2c4ebc5b333794cce41511de061115e6bb98d8d9a7e", kill_on_drop: false }` [INFO] [stdout] 2d8c0bbb4c8903879b9fb2c4ebc5b333794cce41511de061115e6bb98d8d9a7e [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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b430c21e3830cf21bd236cc772ee6dae7459592e845525b53b6f85fe899e0f3d [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" "b430c21e3830cf21bd236cc772ee6dae7459592e845525b53b6f85fe899e0f3d", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling cc v1.0.6 [INFO] [stderr] Compiling bitflags v0.5.0 [INFO] [stderr] Compiling getopts v0.2.17 [INFO] [stderr] Checking serde v1.0.29 [INFO] [stderr] Checking num-traits v0.2.1 [INFO] [stderr] Checking fixedbitset v0.1.8 [INFO] [stderr] Checking stable_deref_trait v1.0.0 [INFO] [stderr] Checking downcast v0.9.2 [INFO] [stderr] Checking termcolor v0.3.5 [INFO] [stderr] Compiling rand v0.4.2 [INFO] [stderr] Checking atty v0.2.8 [INFO] [stderr] Checking nix v0.9.0 [INFO] [stderr] Checking encoding_rs v0.7.2 [INFO] [stderr] Checking tokio-executor v0.1.0 [INFO] [stderr] Checking tokio-service v0.1.0 [INFO] [stderr] Checking relay v0.1.1 [INFO] [stderr] Compiling lz4-sys v1.8.0 [INFO] [stderr] Checking combine v2.5.2 [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/downcast-0.9.2/src/lib.rs:2:34 [INFO] [stdout] | [INFO] [stdout] 2 | #![cfg_attr(feature = "nightly", feature(core_intrinsics, try_from))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking itertools v0.5.10 [INFO] [stderr] Checking tinysegmenter v0.1.0 [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 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0034, E0554. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0034`. [INFO] [stdout] [INFO] [stderr] Checking futures-cpupool v0.1.8 [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" "b430c21e3830cf21bd236cc772ee6dae7459592e845525b53b6f85fe899e0f3d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b430c21e3830cf21bd236cc772ee6dae7459592e845525b53b6f85fe899e0f3d", kill_on_drop: false }` [INFO] [stdout] b430c21e3830cf21bd236cc772ee6dae7459592e845525b53b6f85fe899e0f3d