[INFO] updating cached repository usbalbin/linear_algebra [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/usbalbin/linear_algebra [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/usbalbin/linear_algebra" "work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/usbalbin/linear_algebra"` [INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/usbalbin/linear_algebra'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/usbalbin/linear_algebra" "work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/usbalbin/linear_algebra"` [INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/usbalbin/linear_algebra'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 0b54eb9fde62c4ee236cfc01dae80192e2a3d034 [INFO] sha for GitHub repo usbalbin/linear_algebra: 0b54eb9fde62c4ee236cfc01dae80192e2a3d034 [INFO] validating manifest of usbalbin/linear_algebra on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of usbalbin/linear_algebra on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing usbalbin/linear_algebra [INFO] finished frobbing usbalbin/linear_algebra [INFO] frobbed toml for usbalbin/linear_algebra written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/usbalbin/linear_algebra/Cargo.toml [INFO] started frobbing usbalbin/linear_algebra [INFO] finished frobbing usbalbin/linear_algebra [INFO] frobbed toml for usbalbin/linear_algebra written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/usbalbin/linear_algebra/Cargo.toml [INFO] crate usbalbin/linear_algebra already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking usbalbin/linear_algebra against try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 for pr-63376 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-5/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/usbalbin/linear_algebra:/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" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 22da3eec00ce1633f07fee891c221e869267cce686816294e1736f9b5d2f0f02 [INFO] running `"docker" "start" "-a" "22da3eec00ce1633f07fee891c221e869267cce686816294e1736f9b5d2f0f02"` [INFO] [stderr] Checking libc v0.2.35 [INFO] [stderr] Compiling cl-sys v0.4.0 [INFO] [stderr] Checking nodrop v0.1.12 [INFO] [stderr] Checking enum_primitive v0.1.1 [INFO] [stderr] Checking num-complex v0.1.41 [INFO] [stderr] Checking qutex v0.2.0 [INFO] [stderr] Compiling ocl-core v0.7.0 [INFO] [stderr] Checking rand v0.3.20 [INFO] [stderr] Checking num-bigint v0.1.41 [INFO] [stderr] Checking num-rational v0.1.40 [INFO] [stderr] Checking num v0.1.41 [INFO] [stderr] Checking ocl-core-vector v0.1.0 [INFO] [stderr] Checking ocl v0.16.0 [INFO] [stderr] error[E0119]: conflicting implementations of trait `std::convert::From<&_>` for type `standard::event::EventArray`: [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/ocl-0.16.0/src/standard/event.rs:526:1 [INFO] [stderr] | [INFO] [stderr] 514 | impl<'a, E> From for EventArray where E: Into { [INFO] [stderr] | ------------------------------------------------------- first implementation here [INFO] [stderr] ... [INFO] [stderr] 526 | impl<'a, E> From<&'a E> for EventArray where E: Into + Clone { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ conflicting implementation for `standard::event::EventArray` [INFO] [stderr] | [INFO] [stderr] = note: downstream crates may implement trait `std::convert::From<&_>` for type `standard::event::Event` [INFO] [stderr] [INFO] [stderr] error[E0119]: conflicting implementations of trait `std::convert::From<&_>` for type `standard::event::EventList`: [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/ocl-0.16.0/src/standard/event.rs:867:1 [INFO] [stderr] | [INFO] [stderr] 860 | impl<'a, E> From for EventList where E: Into { [INFO] [stderr] | ------------------------------------------------------ first implementation here [INFO] [stderr] ... [INFO] [stderr] 867 | impl<'a, E> From<&'a E> for EventList where E: Into + Clone { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ conflicting implementation for `standard::event::EventList` [INFO] [stderr] | [INFO] [stderr] = note: downstream crates may implement trait `std::convert::From<&_>` for type `standard::event::Event` [INFO] [stderr] [INFO] [stderr] error[E0119]: conflicting implementations of trait `std::convert::From<&std::option::Option<&_>>` for type `standard::event::EventList`: [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/ocl-0.16.0/src/standard/event.rs:897:1 [INFO] [stderr] | [INFO] [stderr] 881 | impl<'a, E> From<&'a Option> for EventList where E: Into + Clone { [INFO] [stderr] | -------------------------------------------------------------------------- first implementation here [INFO] [stderr] ... [INFO] [stderr] 897 | impl<'a, 'b, E> From<&'a Option<&'b E>> for EventList where 'b: 'a, E: Into + Clone { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ conflicting implementation for `standard::event::EventList` [INFO] [stderr] | [INFO] [stderr] = note: downstream crates may implement trait `std::convert::From<&_>` for type `standard::event::Event` [INFO] [stderr] [INFO] [stderr] error[E0119]: conflicting implementations of trait `std::convert::From<&[std::option::Option<&_>]>` for type `standard::event::EventList`: [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/ocl-0.16.0/src/standard/event.rs:926:1 [INFO] [stderr] | [INFO] [stderr] 915 | impl<'a, E> From<&'a [Option]> for EventList where E: Into + Clone { [INFO] [stderr] | ---------------------------------------------------------------------------- first implementation here [INFO] [stderr] ... [INFO] [stderr] 926 | impl<'a, 'b, E> From<&'a [Option<&'b E>]> for EventList where 'b: 'a, E: Into + Clone { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ conflicting implementation for `standard::event::EventList` [INFO] [stderr] | [INFO] [stderr] = note: downstream crates may implement trait `std::convert::From<&_>` for type `standard::event::Event` [INFO] [stderr] [INFO] [stderr] error[E0119]: conflicting implementations of trait `std::convert::From<&[&std::option::Option<&_>]>` for type `standard::event::EventList`: [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/ocl-0.16.0/src/standard/event.rs:948:1 [INFO] [stderr] | [INFO] [stderr] 937 | impl<'a, 'b, E> From<&'a [&'b Option]> for EventList where 'b: 'a, E: Into + Clone { [INFO] [stderr] | -------------------------------------------------------------------------------------------- first implementation here [INFO] [stderr] ... [INFO] [stderr] 948 | / impl<'a, 'b, 'c, E> From<&'a [&'b Option<&'c E>]> for EventList [INFO] [stderr] 949 | | where 'c: 'b, 'b: 'a, E: Into + Clone [INFO] [stderr] 950 | | { [INFO] [stderr] 951 | | fn from(events: &[&Option<&E>]) -> EventList { [INFO] [stderr] ... | [INFO] [stderr] 958 | | } [INFO] [stderr] 959 | | } [INFO] [stderr] | |_^ conflicting implementation for `standard::event::EventList` [INFO] [stderr] | [INFO] [stderr] = note: downstream crates may implement trait `std::convert::From<&_>` for type `standard::event::Event` [INFO] [stderr] [INFO] [stderr] error[E0119]: conflicting implementations of trait `std::convert::From<[std::option::Option<&_>; 1]>` for type `standard::event::EventList`: [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/ocl-0.16.0/src/standard/event.rs:990:9 [INFO] [stderr] | [INFO] [stderr] 978 | impl<'e, E> From<[Option; $len]> for EventList where E: Into { [INFO] [stderr] | ---------------------------------------------------------------------- first implementation here [INFO] [stderr] ... [INFO] [stderr] 990 | impl<'e, E> From<[Option<&'e E>; $len]> for EventList where E: Into + Clone { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ conflicting implementation for `standard::event::EventList` [INFO] [stderr] ... [INFO] [stderr] 1028 | impl_event_list_from_arrays!(1, 2, 3, 4, 5, 6, 7, 8); [INFO] [stderr] | ----------------------------------------------------- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: downstream crates may implement trait `std::convert::From<&_>` for type `standard::event::Event` [INFO] [stderr] [INFO] [stderr] error[E0119]: conflicting implementations of trait `std::convert::From<[&std::option::Option<&_>; 1]>` for type `standard::event::EventList`: [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/ocl-0.16.0/src/standard/event.rs:1014:9 [INFO] [stderr] | [INFO] [stderr] 1002 | impl<'e, 'f, E> From<[&'f Option; $len]> for EventList where 'e: 'f, E: Into + Clone { [INFO] [stderr] | ---------------------------------------------------------------------------------------------- first implementation here [INFO] [stderr] ... [INFO] [stderr] 1014 | impl<'e, 'f, E> From<[&'f Option<&'e E>; $len]> for EventList where 'e: 'f, E: Into + Clone { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ conflicting implementation for `standard::event::EventList` [INFO] [stderr] ... [INFO] [stderr] 1028 | impl_event_list_from_arrays!(1, 2, 3, 4, 5, 6, 7, 8); [INFO] [stderr] | ----------------------------------------------------- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: downstream crates may implement trait `std::convert::From<&_>` for type `standard::event::Event` [INFO] [stderr] [INFO] [stderr] error[E0119]: conflicting implementations of trait `std::convert::From<[std::option::Option<&_>; 2]>` for type `standard::event::EventList`: [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/ocl-0.16.0/src/standard/event.rs:990:9 [INFO] [stderr] | [INFO] [stderr] 978 | impl<'e, E> From<[Option; $len]> for EventList where E: Into { [INFO] [stderr] | ---------------------------------------------------------------------- first implementation here [INFO] [stderr] ... [INFO] [stderr] 990 | impl<'e, E> From<[Option<&'e E>; $len]> for EventList where E: Into + Clone { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ conflicting implementation for `standard::event::EventList` [INFO] [stderr] ... [INFO] [stderr] 1028 | impl_event_list_from_arrays!(1, 2, 3, 4, 5, 6, 7, 8); [INFO] [stderr] | ----------------------------------------------------- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: downstream crates may implement trait `std::convert::From<&_>` for type `standard::event::Event` [INFO] [stderr] [INFO] [stderr] error[E0119]: conflicting implementations of trait `std::convert::From<[&std::option::Option<&_>; 2]>` for type `standard::event::EventList`: [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/ocl-0.16.0/src/standard/event.rs:1014:9 [INFO] [stderr] | [INFO] [stderr] 1002 | impl<'e, 'f, E> From<[&'f Option; $len]> for EventList where 'e: 'f, E: Into + Clone { [INFO] [stderr] | ---------------------------------------------------------------------------------------------- first implementation here [INFO] [stderr] ... [INFO] [stderr] 1014 | impl<'e, 'f, E> From<[&'f Option<&'e E>; $len]> for EventList where 'e: 'f, E: Into + Clone { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ conflicting implementation for `standard::event::EventList` [INFO] [stderr] ... [INFO] [stderr] 1028 | impl_event_list_from_arrays!(1, 2, 3, 4, 5, 6, 7, 8); [INFO] [stderr] | ----------------------------------------------------- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: downstream crates may implement trait `std::convert::From<&_>` for type `standard::event::Event` [INFO] [stderr] [INFO] [stderr] error[E0119]: conflicting implementations of trait `std::convert::From<[std::option::Option<&_>; 3]>` for type `standard::event::EventList`: [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/ocl-0.16.0/src/standard/event.rs:990:9 [INFO] [stderr] | [INFO] [stderr] 978 | impl<'e, E> From<[Option; $len]> for EventList where E: Into { [INFO] [stderr] | ---------------------------------------------------------------------- first implementation here [INFO] [stderr] ... [INFO] [stderr] 990 | impl<'e, E> From<[Option<&'e E>; $len]> for EventList where E: Into + Clone { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ conflicting implementation for `standard::event::EventList` [INFO] [stderr] ... [INFO] [stderr] 1028 | impl_event_list_from_arrays!(1, 2, 3, 4, 5, 6, 7, 8); [INFO] [stderr] | ----------------------------------------------------- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: downstream crates may implement trait `std::convert::From<&_>` for type `standard::event::Event` [INFO] [stderr] [INFO] [stderr] error[E0119]: conflicting implementations of trait `std::convert::From<[&std::option::Option<&_>; 3]>` for type `standard::event::EventList`: [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/ocl-0.16.0/src/standard/event.rs:1014:9 [INFO] [stderr] | [INFO] [stderr] 1002 | impl<'e, 'f, E> From<[&'f Option; $len]> for EventList where 'e: 'f, E: Into + Clone { [INFO] [stderr] | ---------------------------------------------------------------------------------------------- first implementation here [INFO] [stderr] ... [INFO] [stderr] 1014 | impl<'e, 'f, E> From<[&'f Option<&'e E>; $len]> for EventList where 'e: 'f, E: Into + Clone { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ conflicting implementation for `standard::event::EventList` [INFO] [stderr] ... [INFO] [stderr] 1028 | impl_event_list_from_arrays!(1, 2, 3, 4, 5, 6, 7, 8); [INFO] [stderr] | ----------------------------------------------------- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: downstream crates may implement trait `std::convert::From<&_>` for type `standard::event::Event` [INFO] [stderr] [INFO] [stderr] error[E0119]: conflicting implementations of trait `std::convert::From<[std::option::Option<&_>; 4]>` for type `standard::event::EventList`: [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/ocl-0.16.0/src/standard/event.rs:990:9 [INFO] [stderr] | [INFO] [stderr] 978 | impl<'e, E> From<[Option; $len]> for EventList where E: Into { [INFO] [stderr] | ---------------------------------------------------------------------- first implementation here [INFO] [stderr] ... [INFO] [stderr] 990 | impl<'e, E> From<[Option<&'e E>; $len]> for EventList where E: Into + Clone { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ conflicting implementation for `standard::event::EventList` [INFO] [stderr] ... [INFO] [stderr] 1028 | impl_event_list_from_arrays!(1, 2, 3, 4, 5, 6, 7, 8); [INFO] [stderr] | ----------------------------------------------------- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: downstream crates may implement trait `std::convert::From<&_>` for type `standard::event::Event` [INFO] [stderr] [INFO] [stderr] error[E0119]: conflicting implementations of trait `std::convert::From<[&std::option::Option<&_>; 4]>` for type `standard::event::EventList`: [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/ocl-0.16.0/src/standard/event.rs:1014:9 [INFO] [stderr] | [INFO] [stderr] 1002 | impl<'e, 'f, E> From<[&'f Option; $len]> for EventList where 'e: 'f, E: Into + Clone { [INFO] [stderr] | ---------------------------------------------------------------------------------------------- first implementation here [INFO] [stderr] ... [INFO] [stderr] 1014 | impl<'e, 'f, E> From<[&'f Option<&'e E>; $len]> for EventList where 'e: 'f, E: Into + Clone { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ conflicting implementation for `standard::event::EventList` [INFO] [stderr] ... [INFO] [stderr] 1028 | impl_event_list_from_arrays!(1, 2, 3, 4, 5, 6, 7, 8); [INFO] [stderr] | ----------------------------------------------------- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: downstream crates may implement trait `std::convert::From<&_>` for type `standard::event::Event` [INFO] [stderr] [INFO] [stderr] error[E0119]: conflicting implementations of trait `std::convert::From<[std::option::Option<&_>; 5]>` for type `standard::event::EventList`: [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/ocl-0.16.0/src/standard/event.rs:990:9 [INFO] [stderr] | [INFO] [stderr] 978 | impl<'e, E> From<[Option; $len]> for EventList where E: Into { [INFO] [stderr] | ---------------------------------------------------------------------- first implementation here [INFO] [stderr] ... [INFO] [stderr] 990 | impl<'e, E> From<[Option<&'e E>; $len]> for EventList where E: Into + Clone { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ conflicting implementation for `standard::event::EventList` [INFO] [stderr] ... [INFO] [stderr] 1028 | impl_event_list_from_arrays!(1, 2, 3, 4, 5, 6, 7, 8); [INFO] [stderr] | ----------------------------------------------------- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: downstream crates may implement trait `std::convert::From<&_>` for type `standard::event::Event` [INFO] [stderr] [INFO] [stderr] error[E0119]: conflicting implementations of trait `std::convert::From<[&std::option::Option<&_>; 5]>` for type `standard::event::EventList`: [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/ocl-0.16.0/src/standard/event.rs:1014:9 [INFO] [stderr] | [INFO] [stderr] 1002 | impl<'e, 'f, E> From<[&'f Option; $len]> for EventList where 'e: 'f, E: Into + Clone { [INFO] [stderr] | ---------------------------------------------------------------------------------------------- first implementation here [INFO] [stderr] ... [INFO] [stderr] 1014 | impl<'e, 'f, E> From<[&'f Option<&'e E>; $len]> for EventList where 'e: 'f, E: Into + Clone { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ conflicting implementation for `standard::event::EventList` [INFO] [stderr] ... [INFO] [stderr] 1028 | impl_event_list_from_arrays!(1, 2, 3, 4, 5, 6, 7, 8); [INFO] [stderr] | ----------------------------------------------------- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: downstream crates may implement trait `std::convert::From<&_>` for type `standard::event::Event` [INFO] [stderr] [INFO] [stderr] error[E0119]: conflicting implementations of trait `std::convert::From<[std::option::Option<&_>; 6]>` for type `standard::event::EventList`: [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/ocl-0.16.0/src/standard/event.rs:990:9 [INFO] [stderr] | [INFO] [stderr] 978 | impl<'e, E> From<[Option; $len]> for EventList where E: Into { [INFO] [stderr] | ---------------------------------------------------------------------- first implementation here [INFO] [stderr] ... [INFO] [stderr] 990 | impl<'e, E> From<[Option<&'e E>; $len]> for EventList where E: Into + Clone { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ conflicting implementation for `standard::event::EventList` [INFO] [stderr] ... [INFO] [stderr] 1028 | impl_event_list_from_arrays!(1, 2, 3, 4, 5, 6, 7, 8); [INFO] [stderr] | ----------------------------------------------------- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: downstream crates may implement trait `std::convert::From<&_>` for type `standard::event::Event` [INFO] [stderr] [INFO] [stderr] error[E0119]: conflicting implementations of trait `std::convert::From<[&std::option::Option<&_>; 6]>` for type `standard::event::EventList`: [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/ocl-0.16.0/src/standard/event.rs:1014:9 [INFO] [stderr] | [INFO] [stderr] 1002 | impl<'e, 'f, E> From<[&'f Option; $len]> for EventList where 'e: 'f, E: Into + Clone { [INFO] [stderr] | ---------------------------------------------------------------------------------------------- first implementation here [INFO] [stderr] ... [INFO] [stderr] 1014 | impl<'e, 'f, E> From<[&'f Option<&'e E>; $len]> for EventList where 'e: 'f, E: Into + Clone { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ conflicting implementation for `standard::event::EventList` [INFO] [stderr] ... [INFO] [stderr] 1028 | impl_event_list_from_arrays!(1, 2, 3, 4, 5, 6, 7, 8); [INFO] [stderr] | ----------------------------------------------------- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: downstream crates may implement trait `std::convert::From<&_>` for type `standard::event::Event` [INFO] [stderr] [INFO] [stderr] error[E0119]: conflicting implementations of trait `std::convert::From<[std::option::Option<&_>; 7]>` for type `standard::event::EventList`: [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/ocl-0.16.0/src/standard/event.rs:990:9 [INFO] [stderr] | [INFO] [stderr] 978 | impl<'e, E> From<[Option; $len]> for EventList where E: Into { [INFO] [stderr] | ---------------------------------------------------------------------- first implementation here [INFO] [stderr] ... [INFO] [stderr] 990 | impl<'e, E> From<[Option<&'e E>; $len]> for EventList where E: Into + Clone { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ conflicting implementation for `standard::event::EventList` [INFO] [stderr] ... [INFO] [stderr] 1028 | impl_event_list_from_arrays!(1, 2, 3, 4, 5, 6, 7, 8); [INFO] [stderr] | ----------------------------------------------------- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: downstream crates may implement trait `std::convert::From<&_>` for type `standard::event::Event` [INFO] [stderr] [INFO] [stderr] error[E0119]: conflicting implementations of trait `std::convert::From<[&std::option::Option<&_>; 7]>` for type `standard::event::EventList`: [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/ocl-0.16.0/src/standard/event.rs:1014:9 [INFO] [stderr] | [INFO] [stderr] 1002 | impl<'e, 'f, E> From<[&'f Option; $len]> for EventList where 'e: 'f, E: Into + Clone { [INFO] [stderr] | ---------------------------------------------------------------------------------------------- first implementation here [INFO] [stderr] ... [INFO] [stderr] 1014 | impl<'e, 'f, E> From<[&'f Option<&'e E>; $len]> for EventList where 'e: 'f, E: Into + Clone { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ conflicting implementation for `standard::event::EventList` [INFO] [stderr] ... [INFO] [stderr] 1028 | impl_event_list_from_arrays!(1, 2, 3, 4, 5, 6, 7, 8); [INFO] [stderr] | ----------------------------------------------------- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: downstream crates may implement trait `std::convert::From<&_>` for type `standard::event::Event` [INFO] [stderr] [INFO] [stderr] error[E0119]: conflicting implementations of trait `std::convert::From<[std::option::Option<&_>; 8]>` for type `standard::event::EventList`: [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/ocl-0.16.0/src/standard/event.rs:990:9 [INFO] [stderr] | [INFO] [stderr] 978 | impl<'e, E> From<[Option; $len]> for EventList where E: Into { [INFO] [stderr] | ---------------------------------------------------------------------- first implementation here [INFO] [stderr] ... [INFO] [stderr] 990 | impl<'e, E> From<[Option<&'e E>; $len]> for EventList where E: Into + Clone { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ conflicting implementation for `standard::event::EventList` [INFO] [stderr] ... [INFO] [stderr] 1028 | impl_event_list_from_arrays!(1, 2, 3, 4, 5, 6, 7, 8); [INFO] [stderr] | ----------------------------------------------------- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: downstream crates may implement trait `std::convert::From<&_>` for type `standard::event::Event` [INFO] [stderr] [INFO] [stderr] error[E0119]: conflicting implementations of trait `std::convert::From<[&std::option::Option<&_>; 8]>` for type `standard::event::EventList`: [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/ocl-0.16.0/src/standard/event.rs:1014:9 [INFO] [stderr] | [INFO] [stderr] 1002 | impl<'e, 'f, E> From<[&'f Option; $len]> for EventList where 'e: 'f, E: Into + Clone { [INFO] [stderr] | ---------------------------------------------------------------------------------------------- first implementation here [INFO] [stderr] ... [INFO] [stderr] 1014 | impl<'e, 'f, E> From<[&'f Option<&'e E>; $len]> for EventList where 'e: 'f, E: Into + Clone { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ conflicting implementation for `standard::event::EventList` [INFO] [stderr] ... [INFO] [stderr] 1028 | impl_event_list_from_arrays!(1, 2, 3, 4, 5, 6, 7, 8); [INFO] [stderr] | ----------------------------------------------------- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: downstream crates may implement trait `std::convert::From<&_>` for type `standard::event::Event` [INFO] [stderr] [INFO] [stderr] error: aborting due to 21 previous errors [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0119`. [INFO] [stderr] error: Could not compile `ocl`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "22da3eec00ce1633f07fee891c221e869267cce686816294e1736f9b5d2f0f02"` [INFO] running `"docker" "rm" "-f" "22da3eec00ce1633f07fee891c221e869267cce686816294e1736f9b5d2f0f02"` [INFO] [stdout] 22da3eec00ce1633f07fee891c221e869267cce686816294e1736f9b5d2f0f02