[INFO] updating cached repository emallson/bct.rs [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/emallson/bct.rs [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/emallson/bct.rs" "work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/emallson/bct.rs"` [INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/emallson/bct.rs'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/emallson/bct.rs" "work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/emallson/bct.rs"` [INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/emallson/bct.rs'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 0d4dfa531f1e54a7dc29927aa3ff5ca5b48702e6 [INFO] sha for GitHub repo emallson/bct.rs: 0d4dfa531f1e54a7dc29927aa3ff5ca5b48702e6 [INFO] validating manifest of emallson/bct.rs on toolchain master#435236b8877cdb98c82eaebfb7887782277265c5 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of emallson/bct.rs on toolchain try#b5c7f157c20453dde8d47371abe73b32351b4e7f [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing emallson/bct.rs [INFO] finished frobbing emallson/bct.rs [INFO] frobbed toml for emallson/bct.rs written to work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/emallson/bct.rs/Cargo.toml [INFO] started frobbing emallson/bct.rs [INFO] finished frobbing emallson/bct.rs [INFO] frobbed toml for emallson/bct.rs written to work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/emallson/bct.rs/Cargo.toml [INFO] crate emallson/bct.rs already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking emallson/bct.rs against try#b5c7f157c20453dde8d47371abe73b32351b4e7f for pr-62849 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62849/worker-1/try#b5c7f157c20453dde8d47371abe73b32351b4e7f:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/emallson/bct.rs:/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=forbid" "-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" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] c1d7d08eedb07afc46e5448a76e5b6d3e383462c00c8b740f87a329bd339c732 [INFO] running `"docker" "start" "-a" "c1d7d08eedb07afc46e5448a76e5b6d3e383462c00c8b740f87a329bd339c732"` [INFO] [stderr] Checking libc v0.2.34 [INFO] [stderr] Compiling cc v1.0.3 [INFO] [stderr] Checking log v0.3.8 [INFO] [stderr] Compiling byteorder v0.4.2 [INFO] [stderr] Checking num-traits v0.1.41 [INFO] [stderr] Compiling rayon-core v1.3.0 [INFO] [stderr] Checking either v1.4.0 [INFO] [stderr] Checking scopeguard v0.3.3 [INFO] [stderr] Checking cfg-if v0.1.2 [INFO] [stderr] Checking slog v2.0.12 [INFO] [stderr] Checking fixedbitset v0.1.8 [INFO] [stderr] Checking slog v1.7.1 [INFO] [stderr] Checking rustc-demangle v0.1.5 [INFO] [stderr] Checking crossbeam v0.2.10 [INFO] [stderr] Checking ordermap v0.3.2 [INFO] [stderr] Checking bit-vec v0.4.4 [INFO] [stderr] Checking itoa v0.3.4 [INFO] [stderr] Checking serde v0.9.15 [INFO] [stderr] Checking regex-syntax v0.4.1 [INFO] [stderr] Checking rustc-serialize v0.3.24 [INFO] [stderr] Checking strsim v0.5.2 [INFO] [stderr] Checking strsim v0.6.0 [INFO] [stderr] Checking serde v1.0.23 [INFO] [stderr] Checking as_num v0.2.3 [INFO] [stderr] Checking byteorder v1.2.1 [INFO] [stderr] Checking colored v1.6.0 [INFO] [stderr] Compiling capnp v0.7.5 [INFO] [stderr] Checking coco v0.1.1 [INFO] [stderr] Checking memchr v0.1.11 [INFO] [stderr] Checking rand v0.3.18 [INFO] [stderr] Checking num_cpus v1.7.0 [INFO] [stderr] Checking memchr v2.0.1 [INFO] [stderr] Checking time v0.1.38 [INFO] [stderr] warning[E0502]: cannot borrow `*reff` as immutable because it is also borrowed as mutable [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/capnp-0.7.5/src/private/layout.rs:643:47 [INFO] [stderr] | [INFO] [stderr] 643 | let ptr = try!(follow_fars(&mut reff, (*reff).target(), &mut segment)); [INFO] [stderr] | ----------- --------- ^^^^^^^ immutable borrow occurs here [INFO] [stderr] | | | [INFO] [stderr] | | mutable borrow occurs here [INFO] [stderr] | mutable borrow later used by call [INFO] [stderr] | [INFO] [stderr] = warning: this error has been downgraded to a warning for backwards compatibility with previous releases [INFO] [stderr] = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future [INFO] [stderr] = note: for more information, try `rustc --explain E0729` [INFO] [stderr] [INFO] [stderr] Checking memchr v1.0.2 [INFO] [stderr] Checking isatty v0.1.6 [INFO] [stderr] Checking num-integer v0.1.35 [INFO] [stderr] Checking slog-scope v4.0.1 [INFO] [stderr] Checking slog-serde v1.0.0-alpha9 [INFO] [stderr] Checking serde_json v0.8.6 [INFO] [stderr] Checking bit-set v0.4.0 [INFO] [stderr] Checking thread_local v0.3.4 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Checking aho-corasick v0.5.3 [INFO] [stderr] Checking aho-corasick v0.6.4 [INFO] [stderr] warning[E0502]: cannot borrow `*reff` as immutable because it is also borrowed as mutable [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/capnp-0.7.5/src/private/layout.rs:643:47 [INFO] [stderr] | [INFO] [stderr] 643 | let ptr = try!(follow_fars(&mut reff, (*reff).target(), &mut segment)); [INFO] [stderr] | ----------- --------- ^^^^^^^ immutable borrow occurs here [INFO] [stderr] | | | [INFO] [stderr] | | mutable borrow occurs here [INFO] [stderr] | mutable borrow later used by call [INFO] [stderr] | [INFO] [stderr] = warning: this error has been downgraded to a warning for backwards compatibility with previous releases [INFO] [stderr] = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future [INFO] [stderr] = note: for more information, try `rustc --explain E0729` [INFO] [stderr] [INFO] [stderr] Compiling capnpc v0.7.5 [INFO] [stderr] Checking statrs v0.8.0 [INFO] [stderr] Checking rand-mersenne-twister v0.2.0 (https://github.com/emallson/rust-mersenne-twister.git#2e01e0ee) [INFO] [stderr] Checking nom v3.2.1 [INFO] [stderr] Checking slog-stdlog v3.0.2 [INFO] [stderr] Checking num-iter v0.1.34 [INFO] [stderr] Checking slog-extra v0.1.2 [INFO] [stderr] Checking regex v0.2.3 [INFO] [stderr] Checking serde_json v0.9.10 [INFO] [stderr] Checking rayon v0.8.2 [INFO] [stderr] Compiling serde_derive_internals v0.17.0 [INFO] [stderr] Compiling serde_codegen_internals v0.14.2 [INFO] [stderr] Checking thread-id v2.0.0 [INFO] [stderr] Checking num v0.1.41 [INFO] [stderr] Checking slog-stream v1.2.1 [INFO] [stderr] Checking serde_json v1.0.7 [INFO] [stderr] Checking bincode v0.8.0 [INFO] [stderr] Checking thread_local v0.2.7 [INFO] [stderr] Checking chrono v0.2.25 [INFO] [stderr] Compiling backtrace-sys v0.1.16 [INFO] [stderr] Checking regex v0.1.80 [INFO] [stderr] Checking slog-json v1.2.1 [INFO] [stderr] Checking slog-term v1.5.0 [INFO] [stderr] Checking env_logger v0.3.5 [INFO] [stderr] Checking docopt v0.6.86 [INFO] [stderr] Checking quickcheck v0.4.1 [INFO] [stderr] Checking petgraph v0.4.10 [INFO] [stderr] Checking setlike v0.1.0 (https://github.com/emallson/setlike.git#51cddb9b) [INFO] [stderr] error[E0034]: multiple applicable items in scope [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/petgraph-0.4.10/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-0.4.10/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] = help: to disambiguate the method call, write `iter_utils::IterUtilsExt::find_map(self.iter, |(i, node)| { [INFO] [stderr] node.weight.as_ref().map(move |w| (node_index(i), w)) [INFO] [stderr] })` instead [INFO] [stderr] = note: candidate #2 is defined in an impl of the trait `std::iter::Iterator` for the type `std::iter::Enumerate<_>` [INFO] [stderr] = help: to disambiguate the method call, write `std::iter::Iterator::find_map(self.iter, |(i, node)| { [INFO] [stderr] node.weight.as_ref().map(move |w| (node_index(i), w)) [INFO] [stderr] })` instead [INFO] [stderr] [INFO] [stderr] error[E0034]: multiple applicable items in scope [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/petgraph-0.4.10/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-0.4.10/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] = help: to disambiguate the method call, write `iter_utils::IterUtilsExt::find_map(self.iter, |(i, edge)| [INFO] [stderr] edge.weight.as_ref().map(move |weight| { [INFO] [stderr] EdgeReference { [INFO] [stderr] index: edge_index(i), [INFO] [stderr] node: edge.node, [INFO] [stderr] weight: weight, [INFO] [stderr] } [INFO] [stderr] }))` instead [INFO] [stderr] = note: candidate #2 is defined in an impl of the trait `std::iter::Iterator` for the type `std::iter::Enumerate<_>` [INFO] [stderr] = help: to disambiguate the method call, write `std::iter::Iterator::find_map(self.iter, |(i, edge)| [INFO] [stderr] edge.weight.as_ref().map(move |weight| { [INFO] [stderr] EdgeReference { [INFO] [stderr] index: edge_index(i), [INFO] [stderr] node: edge.node, [INFO] [stderr] weight: weight, [INFO] [stderr] } [INFO] [stderr] }))` instead [INFO] [stderr] [INFO] [stderr] error[E0034]: multiple applicable items in scope [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/petgraph-0.4.10/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-0.4.10/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] = help: to disambiguate the method call, write `iter_utils::IterUtilsExt::find_map(self.iter, |(i, node)| { [INFO] [stderr] if node.weight.is_some() { [INFO] [stderr] Some(node_index(i)) [INFO] [stderr] } else { None } [INFO] [stderr] })` instead [INFO] [stderr] = note: candidate #2 is defined in an impl of the trait `std::iter::Iterator` for the type `std::iter::Enumerate<_>` [INFO] [stderr] = help: to disambiguate the method call, write `std::iter::Iterator::find_map(self.iter, |(i, node)| { [INFO] [stderr] if node.weight.is_some() { [INFO] [stderr] Some(node_index(i)) [INFO] [stderr] } else { None } [INFO] [stderr] })` instead [INFO] [stderr] [INFO] [stderr] error[E0034]: multiple applicable items in scope [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/petgraph-0.4.10/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-0.4.10/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] = help: to disambiguate the method call, write `iter_utils::IterUtilsExt::find_map(self.iter, |(i, node)| { [INFO] [stderr] if node.weight.is_some() { [INFO] [stderr] Some(edge_index(i)) [INFO] [stderr] } else { None } [INFO] [stderr] })` instead [INFO] [stderr] = note: candidate #2 is defined in an impl of the trait `std::iter::Iterator` for the type `std::iter::Enumerate<_>` [INFO] [stderr] = help: to disambiguate the method call, write `std::iter::Iterator::find_map(self.iter, |(i, node)| { [INFO] [stderr] if node.weight.is_some() { [INFO] [stderr] Some(edge_index(i)) [INFO] [stderr] } else { None } [INFO] [stderr] })` instead [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" "c1d7d08eedb07afc46e5448a76e5b6d3e383462c00c8b740f87a329bd339c732"` [INFO] running `"docker" "rm" "-f" "c1d7d08eedb07afc46e5448a76e5b6d3e383462c00c8b740f87a329bd339c732"` [INFO] [stdout] c1d7d08eedb07afc46e5448a76e5b6d3e383462c00c8b740f87a329bd339c732