[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-1.38-1/sources/1.37.0/gh/musoke/ipfs-search"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/musoke/ipfs-search'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/musoke/ipfs-search" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/musoke/ipfs-search"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/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 1.37.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of musoke/ipfs-search on toolchain beta-2019-08-13 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "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-1.38-1/sources/1.37.0/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-1.38-1/sources/beta-2019-08-13/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" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing musoke/ipfs-search against 1.37.0 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/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" "+1.37.0" "build" "--frozen"` [INFO] [stdout] ab1382c308cf10f3e624f2f92acfc308b3c83e1ed3f34f8f9bb5aef44d9376d7 [INFO] running `"docker" "start" "-a" "ab1382c308cf10f3e624f2f92acfc308b3c83e1ed3f34f8f9bb5aef44d9376d7"` [INFO] [stderr] Compiling cc v1.0.6 [INFO] [stderr] Compiling getopts v0.2.17 [INFO] [stderr] Compiling serde v1.0.29 [INFO] [stderr] Compiling maplit v0.1.6 [INFO] [stderr] Compiling rust-stemmers v0.1.0 [INFO] [stderr] Compiling downcast v0.9.2 [INFO] [stderr] Compiling nom v2.2.1 [INFO] [stderr] Compiling lz4-sys v1.8.0 [INFO] [stderr] error[E0554]: #![feature] may not be used on the stable 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] Compiling petgraph v0.4.11 [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] error: Could not compile `downcast`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error[E0034]: multiple applicable items in scope [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/petgraph-0.4.11/src/graph_impl/stable_graph/mod.rs:1173:19 [INFO] [stderr] | [INFO] [stderr] 1173 | self.iter.find_map(|(i, node)| { [INFO] [stderr] | ^^^^^^^^ multiple `find_map` found [INFO] [stderr] | [INFO] [stderr] note: candidate #1 is defined in an impl of the trait `iter_utils::IterUtilsExt` for the type `_` [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/petgraph-0.4.11/src/iter_utils.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | / fn find_map(&mut self, mut f: F) -> Option [INFO] [stderr] 6 | | where F: FnMut(Self::Item) -> Option [INFO] [stderr] 7 | | { [INFO] [stderr] 8 | | while let Some(elt) = self.next() { [INFO] [stderr] ... | [INFO] [stderr] 13 | | None [INFO] [stderr] 14 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] = note: candidate #2 is defined in an impl of the trait `std::iter::Iterator` for the type `std::iter::Enumerate<_>` [INFO] [stderr] [INFO] [stderr] error[E0034]: multiple applicable items in scope [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/petgraph-0.4.11/src/graph_impl/stable_graph/mod.rs:1365:19 [INFO] [stderr] | [INFO] [stderr] 1365 | self.iter.find_map(|(i, edge)| [INFO] [stderr] | ^^^^^^^^ multiple `find_map` found [INFO] [stderr] | [INFO] [stderr] note: candidate #1 is defined in an impl of the trait `iter_utils::IterUtilsExt` for the type `_` [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/petgraph-0.4.11/src/iter_utils.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | / fn find_map(&mut self, mut f: F) -> Option [INFO] [stderr] 6 | | where F: FnMut(Self::Item) -> Option [INFO] [stderr] 7 | | { [INFO] [stderr] 8 | | while let Some(elt) = self.next() { [INFO] [stderr] ... | [INFO] [stderr] 13 | | None [INFO] [stderr] 14 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] = note: candidate #2 is defined in an impl of the trait `std::iter::Iterator` for the type `std::iter::Enumerate<_>` [INFO] [stderr] [INFO] [stderr] error[E0034]: multiple applicable items in scope [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/petgraph-0.4.11/src/graph_impl/stable_graph/mod.rs:1529:19 [INFO] [stderr] | [INFO] [stderr] 1529 | self.iter.find_map(|(i, node)| { [INFO] [stderr] | ^^^^^^^^ multiple `find_map` found [INFO] [stderr] | [INFO] [stderr] note: candidate #1 is defined in an impl of the trait `iter_utils::IterUtilsExt` for the type `_` [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/petgraph-0.4.11/src/iter_utils.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | / fn find_map(&mut self, mut f: F) -> Option [INFO] [stderr] 6 | | where F: FnMut(Self::Item) -> Option [INFO] [stderr] 7 | | { [INFO] [stderr] 8 | | while let Some(elt) = self.next() { [INFO] [stderr] ... | [INFO] [stderr] 13 | | None [INFO] [stderr] 14 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] = note: candidate #2 is defined in an impl of the trait `std::iter::Iterator` for the type `std::iter::Enumerate<_>` [INFO] [stderr] [INFO] [stderr] error[E0034]: multiple applicable items in scope [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/petgraph-0.4.11/src/graph_impl/stable_graph/mod.rs:1575:19 [INFO] [stderr] | [INFO] [stderr] 1575 | self.iter.find_map(|(i, node)| { [INFO] [stderr] | ^^^^^^^^ multiple `find_map` found [INFO] [stderr] | [INFO] [stderr] note: candidate #1 is defined in an impl of the trait `iter_utils::IterUtilsExt` for the type `_` [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/petgraph-0.4.11/src/iter_utils.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | / fn find_map(&mut self, mut f: F) -> Option [INFO] [stderr] 6 | | where F: FnMut(Self::Item) -> Option [INFO] [stderr] 7 | | { [INFO] [stderr] 8 | | while let Some(elt) = self.next() { [INFO] [stderr] ... | [INFO] [stderr] 13 | | None [INFO] [stderr] 14 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] = note: candidate #2 is defined in an impl of the trait `std::iter::Iterator` for the type `std::iter::Enumerate<_>` [INFO] [stderr] [INFO] [stderr] error: aborting due to 4 previous errors [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0034`. [INFO] [stderr] error: Could not compile `petgraph`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "ab1382c308cf10f3e624f2f92acfc308b3c83e1ed3f34f8f9bb5aef44d9376d7"` [INFO] running `"docker" "rm" "-f" "ab1382c308cf10f3e624f2f92acfc308b3c83e1ed3f34f8f9bb5aef44d9376d7"` [INFO] [stdout] ab1382c308cf10f3e624f2f92acfc308b3c83e1ed3f34f8f9bb5aef44d9376d7