[INFO] updating cached repository musoke/ipfs-search [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/musoke/ipfs-search [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/musoke/ipfs-search" "work/ex/beta-1.37-6/sources/1.36.0/gh/musoke/ipfs-search"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/musoke/ipfs-search'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/musoke/ipfs-search" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/musoke/ipfs-search"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/musoke/ipfs-search'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] badd57328f81e3e66d6798607207b76cd2f954b3 [INFO] sha for GitHub repo musoke/ipfs-search: badd57328f81e3e66d6798607207b76cd2f954b3 [INFO] validating manifest of musoke/ipfs-search on toolchain 1.36.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of musoke/ipfs-search on toolchain beta-2019-07-23 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing musoke/ipfs-search [INFO] finished frobbing musoke/ipfs-search [INFO] frobbed toml for musoke/ipfs-search written to work/ex/beta-1.37-6/sources/1.36.0/gh/musoke/ipfs-search/Cargo.toml [INFO] started frobbing musoke/ipfs-search [INFO] finished frobbing musoke/ipfs-search [INFO] frobbed toml for musoke/ipfs-search written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/musoke/ipfs-search/Cargo.toml [INFO] crate musoke/ipfs-search already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] testing musoke/ipfs-search against beta-2019-07-23 for beta-1.37-6 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/musoke/ipfs-search:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-07-23" "build" "--frozen"` [INFO] [stdout] ab05ebbc65891b0955fbf4b3559dffd02fee0bca213853ffdf78ab86ecdc2c59 [INFO] running `"docker" "start" "-a" "ab05ebbc65891b0955fbf4b3559dffd02fee0bca213853ffdf78ab86ecdc2c59"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling cc v1.0.6 [INFO] [stderr] Compiling serde v1.0.29 [INFO] [stderr] Compiling num-traits v0.2.1 [INFO] [stderr] Compiling maplit v0.1.6 [INFO] [stderr] Compiling fixedbitset v0.1.8 [INFO] [stderr] Compiling rust-stemmers v0.1.0 [INFO] [stderr] Compiling downcast v0.9.2 [INFO] [stderr] Compiling nom v2.2.1 [INFO] [stderr] error[E0554]: #![feature] may not be used on the beta release channel [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/downcast-0.9.2/src/lib.rs:2:34 [INFO] [stderr] | [INFO] [stderr] 2 | #![cfg_attr(feature = "nightly", feature(core_intrinsics, try_from))] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0034]: multiple applicable items in scope [INFO] [stderr] --> /opt/crater/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/crater/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 2 previous errors [INFO] [stderr] [INFO] [stderr] Some errors have detailed explanations: E0034, E0554. [INFO] [stderr] For more information about an error, try `rustc --explain E0034`. [INFO] [stderr] Compiling tokio-executor v0.1.0 [INFO] [stderr] error: Could not compile `downcast`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "ab05ebbc65891b0955fbf4b3559dffd02fee0bca213853ffdf78ab86ecdc2c59"` [INFO] running `"docker" "rm" "-f" "ab05ebbc65891b0955fbf4b3559dffd02fee0bca213853ffdf78ab86ecdc2c59"` [INFO] [stdout] ab05ebbc65891b0955fbf4b3559dffd02fee0bca213853ffdf78ab86ecdc2c59