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[INFO] updating cached repository https://github.com/comnik/declarative-dataflow
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[INFO] updating cached repository https://github.com/comnik/declarative-dataflow
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[INFO] updating cached repository https://github.com/comnik/declarative-dataflow
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[INFO] updating cached repository https://github.com/comnik/declarative-dataflow
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[INFO] updating cached repository https://github.com/comnik/declarative-dataflow
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[INFO] updating cached repository https://github.com/comnik/declarative-dataflow
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[INFO] updating cached repository https://github.com/comnik/declarative-dataflow
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[INFO] updating cached repository https://github.com/comnik/declarative-dataflow
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
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[INFO] [stdout] 1dcc3c649c80faa43d145d8327a4b70d03bd8c17
[INFO] checking comnik/declarative-dataflow against master#ea6ab1bd845790fb31ba790d2c7aec898f89fe62 for pr-99880
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcomnik%2Fdeclarative-dataflow" "/workspace/builds/worker-0/source", kill_on_drop: false }`
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[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/comnik/declarative-dataflow on toolchain ea6ab1bd845790fb31ba790d2c7aec898f89fe62
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[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ea6ab1bd845790fb31ba790d2c7aec898f89fe62" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
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[INFO] [stdout] 413ea9e687a44c5b3ff8a1d5ba0f783268e2667a01193a9af838ce7b113994df
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[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling unicode-ident v1.0.3
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[INFO] [stderr]    Compiling serde v1.0.142
[INFO] [stderr]     Checking cfg-if v1.0.0
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[INFO] [stderr]    Compiling serde_derive v1.0.142
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[INFO] [stderr]    Compiling unicode-xid v0.2.3
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]    Compiling paste v1.0.8
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]     Checking abomonation v0.7.3
[INFO] [stderr]     Checking timely_logging v0.12.0 (https://github.com/TimelyDataflow/timely-dataflow#ee65cdc8)
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking pin-project-lite v0.2.9
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[INFO] [stderr]    Compiling libc v0.2.127
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[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling abomonation_derive v0.5.0
[INFO] [stderr]    Compiling futures-macro v0.3.21
[INFO] [stderr]     Checking timely_communication v0.12.0 (https://github.com/TimelyDataflow/timely-dataflow#ee65cdc8)
[INFO] [stderr]     Checking timely v0.12.0 (https://github.com/TimelyDataflow/timely-dataflow#ee65cdc8)
[INFO] [stderr]     Checking differential-dataflow v0.12.0 (https://github.com/TimelyDataflow/differential-dataflow#5a013e02)
[INFO] [stderr]     Checking declarative-dataflow v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `differential_dataflow::difference::DiffPair`
[INFO] [stdout]  --> src/plan/aggregate_neu.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use differential_dataflow::difference::DiffPair;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ no `DiffPair` in `difference`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `differential_dataflow::difference::DiffPair`
[INFO] [stdout]  --> src/plan/aggregate_neu.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use differential_dataflow::difference::DiffPair;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ no `DiffPair` in `difference`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/domain/mod.rs:305:46
[INFO] [stdout]     |
[INFO] [stdout] 305 |                         .collect::<Vec<T>>();;
[INFO] [stdout]     |                                              ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/plan/hector.rs:731:1
[INFO] [stdout]     |
[INFO] [stdout] 731 | ;
[INFO] [stdout]     | ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/plan/hector.rs:808:1
[INFO] [stdout]     |
[INFO] [stdout] 808 | ;
[INFO] [stdout]     | ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/domain/mod.rs:305:46
[INFO] [stdout]     |
[INFO] [stdout] 305 |                         .collect::<Vec<T>>();;
[INFO] [stdout]     |                                              ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/plan/hector.rs:731:1
[INFO] [stdout]     |
[INFO] [stdout] 731 | ;
[INFO] [stdout]     | ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/plan/hector.rs:808:1
[INFO] [stdout]     |
[INFO] [stdout] 808 | ;
[INFO] [stdout]     | ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:543:41
[INFO] [stdout]     |
[INFO] [stdout] 543 |     fn ready_to_extend(&self, _prefix: &AsBinding) -> Option<Var> {
[INFO] [stdout]     |                                         ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 543 -     fn ready_to_extend(&self, _prefix: &AsBinding) -> Option<Var> {
[INFO] [stdout] 543 +     fn ready_to_extend(&self, _prefix: &dyn AsBinding) -> Option<Var> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:547:44
[INFO] [stdout]     |
[INFO] [stdout] 547 |     fn required_to_extend(&self, _prefix: &AsBinding, _target: Var) -> Option<Option<Var>> {
[INFO] [stdout]     |                                            ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 547 -     fn required_to_extend(&self, _prefix: &AsBinding, _target: Var) -> Option<Option<Var>> {
[INFO] [stdout] 547 +     fn required_to_extend(&self, _prefix: &dyn AsBinding, _target: Var) -> Option<Option<Var>> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:777:40
[INFO] [stdout]     |
[INFO] [stdout] 777 |     fn ready_to_extend(&self, prefix: &AsBinding) -> Option<Var> {
[INFO] [stdout]     |                                        ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 777 -     fn ready_to_extend(&self, prefix: &AsBinding) -> Option<Var> {
[INFO] [stdout] 777 +     fn ready_to_extend(&self, prefix: &dyn AsBinding) -> Option<Var> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:784:43
[INFO] [stdout]     |
[INFO] [stdout] 784 |     fn required_to_extend(&self, prefix: &AsBinding, target: Var) -> Option<Option<Var>> {
[INFO] [stdout]     |                                           ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 784 -     fn required_to_extend(&self, prefix: &AsBinding, target: Var) -> Option<Option<Var>> {
[INFO] [stdout] 784 +     fn required_to_extend(&self, prefix: &dyn AsBinding, target: Var) -> Option<Option<Var>> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/binding/mod.rs:20:43
[INFO] [stdout]    |
[INFO] [stdout] 20 |     fn required_to_extend(&self, prefix: &AsBinding, target: Var) -> Option<Option<Var>>;
[INFO] [stdout]    |                                           ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 20 -     fn required_to_extend(&self, prefix: &AsBinding, target: Var) -> Option<Option<Var>>;
[INFO] [stdout] 20 +     fn required_to_extend(&self, prefix: &dyn AsBinding, target: Var) -> Option<Option<Var>>;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/binding/mod.rs:24:40
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn ready_to_extend(&self, prefix: &AsBinding) -> Option<Var>;
[INFO] [stdout]    |                                        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 24 -     fn ready_to_extend(&self, prefix: &AsBinding) -> Option<Var>;
[INFO] [stdout] 24 +     fn ready_to_extend(&self, prefix: &dyn AsBinding) -> Option<Var>;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/binding/mod.rs:28:35
[INFO] [stdout]    |
[INFO] [stdout] 28 |     fn can_extend(&self, prefix: &AsBinding, target: Var) -> bool {
[INFO] [stdout]    |                                   ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 28 -     fn can_extend(&self, prefix: &AsBinding, target: Var) -> bool {
[INFO] [stdout] 28 +     fn can_extend(&self, prefix: &dyn AsBinding, target: Var) -> bool {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/binding/mod.rs:42:41
[INFO] [stdout]    |
[INFO] [stdout] 42 |     fn ready_to_extend(&self, _prefix: &AsBinding) -> Option<Var> {
[INFO] [stdout]    |                                         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 42 -     fn ready_to_extend(&self, _prefix: &AsBinding) -> Option<Var> {
[INFO] [stdout] 42 +     fn ready_to_extend(&self, _prefix: &dyn AsBinding) -> Option<Var> {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/binding/mod.rs:46:44
[INFO] [stdout]    |
[INFO] [stdout] 46 |     fn required_to_extend(&self, _prefix: &AsBinding, _target: Var) -> Option<Option<Var>> {
[INFO] [stdout]    |                                            ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 46 -     fn required_to_extend(&self, _prefix: &AsBinding, _target: Var) -> Option<Option<Var>> {
[INFO] [stdout] 46 +     fn required_to_extend(&self, _prefix: &dyn AsBinding, _target: Var) -> Option<Option<Var>> {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/binding/mod.rs:113:40
[INFO] [stdout]     |
[INFO] [stdout] 113 |     fn ready_to_extend(&self, prefix: &AsBinding) -> Option<Var> {
[INFO] [stdout]     |                                        ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 113 -     fn ready_to_extend(&self, prefix: &AsBinding) -> Option<Var> {
[INFO] [stdout] 113 +     fn ready_to_extend(&self, prefix: &dyn AsBinding) -> Option<Var> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/binding/mod.rs:122:43
[INFO] [stdout]     |
[INFO] [stdout] 122 |     fn required_to_extend(&self, prefix: &AsBinding, target: Var) -> Option<Option<Var>> {
[INFO] [stdout]     |                                           ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 122 -     fn required_to_extend(&self, prefix: &AsBinding, target: Var) -> Option<Option<Var>> {
[INFO] [stdout] 122 +     fn required_to_extend(&self, prefix: &dyn AsBinding, target: Var) -> Option<Option<Var>> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/binding/mod.rs:156:40
[INFO] [stdout]     |
[INFO] [stdout] 156 |     fn ready_to_extend(&self, prefix: &AsBinding) -> Option<Var> {
[INFO] [stdout]     |                                        ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 156 -     fn ready_to_extend(&self, prefix: &AsBinding) -> Option<Var> {
[INFO] [stdout] 156 +     fn ready_to_extend(&self, prefix: &dyn AsBinding) -> Option<Var> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/binding/mod.rs:168:43
[INFO] [stdout]     |
[INFO] [stdout] 168 |     fn required_to_extend(&self, prefix: &AsBinding, target: Var) -> Option<Option<Var>> {
[INFO] [stdout]     |                                           ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 168 -     fn required_to_extend(&self, prefix: &AsBinding, target: Var) -> Option<Option<Var>> {
[INFO] [stdout] 168 +     fn required_to_extend(&self, prefix: &dyn AsBinding, target: Var) -> Option<Option<Var>> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/binding/mod.rs:220:40
[INFO] [stdout]     |
[INFO] [stdout] 220 |     fn ready_to_extend(&self, prefix: &AsBinding) -> Option<Var> {
[INFO] [stdout]     |                                        ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 220 -     fn ready_to_extend(&self, prefix: &AsBinding) -> Option<Var> {
[INFO] [stdout] 220 +     fn ready_to_extend(&self, prefix: &dyn AsBinding) -> Option<Var> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/binding/mod.rs:224:43
[INFO] [stdout]     |
[INFO] [stdout] 224 |     fn required_to_extend(&self, prefix: &AsBinding, target: Var) -> Option<Option<Var>> {
[INFO] [stdout]     |                                           ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 224 -     fn required_to_extend(&self, prefix: &AsBinding, target: Var) -> Option<Option<Var>> {
[INFO] [stdout] 224 +     fn required_to_extend(&self, prefix: &dyn AsBinding, target: Var) -> Option<Option<Var>> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/binding/mod.rs:257:40
[INFO] [stdout]     |
[INFO] [stdout] 257 |     fn ready_to_extend(&self, prefix: &AsBinding) -> Option<Var> {
[INFO] [stdout]     |                                        ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 257 -     fn ready_to_extend(&self, prefix: &AsBinding) -> Option<Var> {
[INFO] [stdout] 257 +     fn ready_to_extend(&self, prefix: &dyn AsBinding) -> Option<Var> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/binding/mod.rs:265:43
[INFO] [stdout]     |
[INFO] [stdout] 265 |     fn required_to_extend(&self, prefix: &AsBinding, target: Var) -> Option<Option<Var>> {
[INFO] [stdout]     |                                           ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 265 -     fn required_to_extend(&self, prefix: &AsBinding, target: Var) -> Option<Option<Var>> {
[INFO] [stdout] 265 +     fn required_to_extend(&self, prefix: &dyn AsBinding, target: Var) -> Option<Option<Var>> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/binding/mod.rs:323:40
[INFO] [stdout]     |
[INFO] [stdout] 323 |     fn ready_to_extend(&self, prefix: &AsBinding) -> Option<Var> {
[INFO] [stdout]     |                                        ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 323 -     fn ready_to_extend(&self, prefix: &AsBinding) -> Option<Var> {
[INFO] [stdout] 323 +     fn ready_to_extend(&self, prefix: &dyn AsBinding) -> Option<Var> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/binding/mod.rs:335:43
[INFO] [stdout]     |
[INFO] [stdout] 335 |     fn required_to_extend(&self, prefix: &AsBinding, target: Var) -> Option<Option<Var>> {
[INFO] [stdout]     |                                           ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 335 -     fn required_to_extend(&self, prefix: &AsBinding, target: Var) -> Option<Option<Var>> {
[INFO] [stdout] 335 +     fn required_to_extend(&self, prefix: &dyn AsBinding, target: Var) -> Option<Option<Var>> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:543:41
[INFO] [stdout]     |
[INFO] [stdout] 543 |     fn ready_to_extend(&self, _prefix: &AsBinding) -> Option<Var> {
[INFO] [stdout]     |                                         ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 543 -     fn ready_to_extend(&self, _prefix: &AsBinding) -> Option<Var> {
[INFO] [stdout] 543 +     fn ready_to_extend(&self, _prefix: &dyn AsBinding) -> Option<Var> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:547:44
[INFO] [stdout]     |
[INFO] [stdout] 547 |     fn required_to_extend(&self, _prefix: &AsBinding, _target: Var) -> Option<Option<Var>> {
[INFO] [stdout]     |                                            ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 547 -     fn required_to_extend(&self, _prefix: &AsBinding, _target: Var) -> Option<Option<Var>> {
[INFO] [stdout] 547 +     fn required_to_extend(&self, _prefix: &dyn AsBinding, _target: Var) -> Option<Option<Var>> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:777:40
[INFO] [stdout]     |
[INFO] [stdout] 777 |     fn ready_to_extend(&self, prefix: &AsBinding) -> Option<Var> {
[INFO] [stdout]     |                                        ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 777 -     fn ready_to_extend(&self, prefix: &AsBinding) -> Option<Var> {
[INFO] [stdout] 777 +     fn ready_to_extend(&self, prefix: &dyn AsBinding) -> Option<Var> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:784:43
[INFO] [stdout]     |
[INFO] [stdout] 784 |     fn required_to_extend(&self, prefix: &AsBinding, target: Var) -> Option<Option<Var>> {
[INFO] [stdout]     |                                           ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 784 -     fn required_to_extend(&self, prefix: &AsBinding, target: Var) -> Option<Option<Var>> {
[INFO] [stdout] 784 +     fn required_to_extend(&self, prefix: &dyn AsBinding, target: Var) -> Option<Option<Var>> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/binding/mod.rs:20:43
[INFO] [stdout]    |
[INFO] [stdout] 20 |     fn required_to_extend(&self, prefix: &AsBinding, target: Var) -> Option<Option<Var>>;
[INFO] [stdout]    |                                           ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 20 -     fn required_to_extend(&self, prefix: &AsBinding, target: Var) -> Option<Option<Var>>;
[INFO] [stdout] 20 +     fn required_to_extend(&self, prefix: &dyn AsBinding, target: Var) -> Option<Option<Var>>;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/binding/mod.rs:24:40
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn ready_to_extend(&self, prefix: &AsBinding) -> Option<Var>;
[INFO] [stdout]    |                                        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 24 -     fn ready_to_extend(&self, prefix: &AsBinding) -> Option<Var>;
[INFO] [stdout] 24 +     fn ready_to_extend(&self, prefix: &dyn AsBinding) -> Option<Var>;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/binding/mod.rs:28:35
[INFO] [stdout]    |
[INFO] [stdout] 28 |     fn can_extend(&self, prefix: &AsBinding, target: Var) -> bool {
[INFO] [stdout]    |                                   ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 28 -     fn can_extend(&self, prefix: &AsBinding, target: Var) -> bool {
[INFO] [stdout] 28 +     fn can_extend(&self, prefix: &dyn AsBinding, target: Var) -> bool {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/binding/mod.rs:42:41
[INFO] [stdout]    |
[INFO] [stdout] 42 |     fn ready_to_extend(&self, _prefix: &AsBinding) -> Option<Var> {
[INFO] [stdout]    |                                         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 42 -     fn ready_to_extend(&self, _prefix: &AsBinding) -> Option<Var> {
[INFO] [stdout] 42 +     fn ready_to_extend(&self, _prefix: &dyn AsBinding) -> Option<Var> {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/binding/mod.rs:46:44
[INFO] [stdout]    |
[INFO] [stdout] 46 |     fn required_to_extend(&self, _prefix: &AsBinding, _target: Var) -> Option<Option<Var>> {
[INFO] [stdout]    |                                            ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 46 -     fn required_to_extend(&self, _prefix: &AsBinding, _target: Var) -> Option<Option<Var>> {
[INFO] [stdout] 46 +     fn required_to_extend(&self, _prefix: &dyn AsBinding, _target: Var) -> Option<Option<Var>> {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/binding/mod.rs:113:40
[INFO] [stdout]     |
[INFO] [stdout] 113 |     fn ready_to_extend(&self, prefix: &AsBinding) -> Option<Var> {
[INFO] [stdout]     |                                        ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 113 -     fn ready_to_extend(&self, prefix: &AsBinding) -> Option<Var> {
[INFO] [stdout] 113 +     fn ready_to_extend(&self, prefix: &dyn AsBinding) -> Option<Var> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/binding/mod.rs:122:43
[INFO] [stdout]     |
[INFO] [stdout] 122 |     fn required_to_extend(&self, prefix: &AsBinding, target: Var) -> Option<Option<Var>> {
[INFO] [stdout]     |                                           ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 122 -     fn required_to_extend(&self, prefix: &AsBinding, target: Var) -> Option<Option<Var>> {
[INFO] [stdout] 122 +     fn required_to_extend(&self, prefix: &dyn AsBinding, target: Var) -> Option<Option<Var>> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/binding/mod.rs:156:40
[INFO] [stdout]     |
[INFO] [stdout] 156 |     fn ready_to_extend(&self, prefix: &AsBinding) -> Option<Var> {
[INFO] [stdout]     |                                        ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 156 -     fn ready_to_extend(&self, prefix: &AsBinding) -> Option<Var> {
[INFO] [stdout] 156 +     fn ready_to_extend(&self, prefix: &dyn AsBinding) -> Option<Var> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/binding/mod.rs:168:43
[INFO] [stdout]     |
[INFO] [stdout] 168 |     fn required_to_extend(&self, prefix: &AsBinding, target: Var) -> Option<Option<Var>> {
[INFO] [stdout]     |                                           ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 168 -     fn required_to_extend(&self, prefix: &AsBinding, target: Var) -> Option<Option<Var>> {
[INFO] [stdout] 168 +     fn required_to_extend(&self, prefix: &dyn AsBinding, target: Var) -> Option<Option<Var>> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/binding/mod.rs:220:40
[INFO] [stdout]     |
[INFO] [stdout] 220 |     fn ready_to_extend(&self, prefix: &AsBinding) -> Option<Var> {
[INFO] [stdout]     |                                        ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 220 -     fn ready_to_extend(&self, prefix: &AsBinding) -> Option<Var> {
[INFO] [stdout] 220 +     fn ready_to_extend(&self, prefix: &dyn AsBinding) -> Option<Var> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/binding/mod.rs:224:43
[INFO] [stdout]     |
[INFO] [stdout] 224 |     fn required_to_extend(&self, prefix: &AsBinding, target: Var) -> Option<Option<Var>> {
[INFO] [stdout]     |                                           ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 224 -     fn required_to_extend(&self, prefix: &AsBinding, target: Var) -> Option<Option<Var>> {
[INFO] [stdout] 224 +     fn required_to_extend(&self, prefix: &dyn AsBinding, target: Var) -> Option<Option<Var>> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/binding/mod.rs:257:40
[INFO] [stdout]     |
[INFO] [stdout] 257 |     fn ready_to_extend(&self, prefix: &AsBinding) -> Option<Var> {
[INFO] [stdout]     |                                        ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 257 -     fn ready_to_extend(&self, prefix: &AsBinding) -> Option<Var> {
[INFO] [stdout] 257 +     fn ready_to_extend(&self, prefix: &dyn AsBinding) -> Option<Var> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/binding/mod.rs:265:43
[INFO] [stdout]     |
[INFO] [stdout] 265 |     fn required_to_extend(&self, prefix: &AsBinding, target: Var) -> Option<Option<Var>> {
[INFO] [stdout]     |                                           ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 265 -     fn required_to_extend(&self, prefix: &AsBinding, target: Var) -> Option<Option<Var>> {
[INFO] [stdout] 265 +     fn required_to_extend(&self, prefix: &dyn AsBinding, target: Var) -> Option<Option<Var>> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/binding/mod.rs:323:40
[INFO] [stdout]     |
[INFO] [stdout] 323 |     fn ready_to_extend(&self, prefix: &AsBinding) -> Option<Var> {
[INFO] [stdout]     |                                        ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 323 -     fn ready_to_extend(&self, prefix: &AsBinding) -> Option<Var> {
[INFO] [stdout] 323 +     fn ready_to_extend(&self, prefix: &dyn AsBinding) -> Option<Var> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/binding/mod.rs:335:43
[INFO] [stdout]     |
[INFO] [stdout] 335 |     fn required_to_extend(&self, prefix: &AsBinding, target: Var) -> Option<Option<Var>> {
[INFO] [stdout]     |                                           ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 335 -     fn required_to_extend(&self, prefix: &AsBinding, target: Var) -> Option<Option<Var>> {
[INFO] [stdout] 335 +     fn required_to_extend(&self, prefix: &dyn AsBinding, target: Var) -> Option<Option<Var>> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0107]: this trait takes 0 generic arguments but 4 generic arguments were supplied
[INFO] [stdout]     --> src/plan/hector.rs:1101:21
[INFO] [stdout]      |
[INFO] [stdout] 1101 |     TrCount::Batch: BatchReader<TrCount::Key, TrCount::Val, S::Timestamp, TrCount::R> + 'static,
[INFO] [stdout]      |                     ^^^^^^^^^^^------------------------------------------------------ help: remove these generics
[INFO] [stdout]      |                     |
[INFO] [stdout]      |                     expected 0 generic arguments
[INFO] [stdout]      |
[INFO] [stdout] note: trait defined here, with 0 generic parameters
[INFO] [stdout]     --> /opt/rustwide/cargo-home/git/checkouts/differential-dataflow-d065d23d797aa027/5a013e0/src/trace/mod.rs:235:11
[INFO] [stdout]      |
[INFO] [stdout] 235  | pub trait BatchReader
[INFO] [stdout]      |           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0107]: this trait takes 0 generic arguments but 4 generic arguments were supplied
[INFO] [stdout]     --> src/plan/hector.rs:1101:21
[INFO] [stdout]      |
[INFO] [stdout] 1101 |     TrCount::Batch: BatchReader<TrCount::Key, TrCount::Val, S::Timestamp, TrCount::R> + 'static,
[INFO] [stdout]      |                     ^^^^^^^^^^^------------------------------------------------------ help: remove these generics
[INFO] [stdout]      |                     |
[INFO] [stdout]      |                     expected 0 generic arguments
[INFO] [stdout]      |
[INFO] [stdout] note: trait defined here, with 0 generic parameters
[INFO] [stdout]     --> /opt/rustwide/cargo-home/git/checkouts/differential-dataflow-d065d23d797aa027/5a013e0/src/trace/mod.rs:235:11
[INFO] [stdout]      |
[INFO] [stdout] 235  | pub trait BatchReader
[INFO] [stdout]      |           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0107]: this trait takes 0 generic arguments but 4 generic arguments were supplied
[INFO] [stdout]     --> src/plan/hector.rs:1102:22
[INFO] [stdout]      |
[INFO] [stdout] 1102 |     TrCount::Cursor: Cursor<TrCount::Key, TrCount::Val, S::Timestamp, TrCount::R> + 'static,
[INFO] [stdout]      |                      ^^^^^^------------------------------------------------------ help: remove these generics
[INFO] [stdout]      |                      |
[INFO] [stdout]      |                      expected 0 generic arguments
[INFO] [stdout]      |
[INFO] [stdout] note: trait defined here, with 0 generic parameters
[INFO] [stdout]     --> /opt/rustwide/cargo-home/git/checkouts/differential-dataflow-d065d23d797aa027/5a013e0/src/trace/cursor/mod.rs:15:11
[INFO] [stdout]      |
[INFO] [stdout] 15   | pub trait Cursor {
[INFO] [stdout]      |           ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0107]: this trait takes 0 generic arguments but 4 generic arguments were supplied
[INFO] [stdout]     --> src/plan/hector.rs:1102:22
[INFO] [stdout]      |
[INFO] [stdout] 1102 |     TrCount::Cursor: Cursor<TrCount::Key, TrCount::Val, S::Timestamp, TrCount::R> + 'static,
[INFO] [stdout]      |                      ^^^^^^------------------------------------------------------ help: remove these generics
[INFO] [stdout]      |                      |
[INFO] [stdout]      |                      expected 0 generic arguments
[INFO] [stdout]      |
[INFO] [stdout] note: trait defined here, with 0 generic parameters
[INFO] [stdout]     --> /opt/rustwide/cargo-home/git/checkouts/differential-dataflow-d065d23d797aa027/5a013e0/src/trace/cursor/mod.rs:15:11
[INFO] [stdout]      |
[INFO] [stdout] 15   | pub trait Cursor {
[INFO] [stdout]      |           ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0107]: this trait takes 0 generic arguments but 4 generic arguments were supplied
[INFO] [stdout]     --> src/plan/hector.rs:1105:9
[INFO] [stdout]      |
[INFO] [stdout] 1105 |         BatchReader<TrPropose::Key, TrPropose::Val, S::Timestamp, TrPropose::R> + 'static,
[INFO] [stdout]      |         ^^^^^^^^^^^------------------------------------------------------------ help: remove these generics
[INFO] [stdout]      |         |
[INFO] [stdout]      |         expected 0 generic arguments
[INFO] [stdout]      |
[INFO] [stdout] note: trait defined here, with 0 generic parameters
[INFO] [stdout]     --> /opt/rustwide/cargo-home/git/checkouts/differential-dataflow-d065d23d797aa027/5a013e0/src/trace/mod.rs:235:11
[INFO] [stdout]      |
[INFO] [stdout] 235  | pub trait BatchReader
[INFO] [stdout]      |           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0107]: this trait takes 0 generic arguments but 4 generic arguments were supplied
[INFO] [stdout]     --> src/plan/hector.rs:1105:9
[INFO] [stdout]      |
[INFO] [stdout] 1105 |         BatchReader<TrPropose::Key, TrPropose::Val, S::Timestamp, TrPropose::R> + 'static,
[INFO] [stdout]      |         ^^^^^^^^^^^------------------------------------------------------------ help: remove these generics
[INFO] [stdout]      |         |
[INFO] [stdout]      |         expected 0 generic arguments
[INFO] [stdout]      |
[INFO] [stdout] note: trait defined here, with 0 generic parameters
[INFO] [stdout]     --> /opt/rustwide/cargo-home/git/checkouts/differential-dataflow-d065d23d797aa027/5a013e0/src/trace/mod.rs:235:11
[INFO] [stdout]      |
[INFO] [stdout] 235  | pub trait BatchReader
[INFO] [stdout]      |           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0107]: this trait takes 0 generic arguments but 4 generic arguments were supplied
[INFO] [stdout]     --> src/plan/hector.rs:1106:24
[INFO] [stdout]      |
[INFO] [stdout] 1106 |     TrPropose::Cursor: Cursor<TrPropose::Key, TrPropose::Val, S::Timestamp, TrPropose::R> + 'static,
[INFO] [stdout]      |                        ^^^^^^------------------------------------------------------------ help: remove these generics
[INFO] [stdout]      |                        |
[INFO] [stdout]      |                        expected 0 generic arguments
[INFO] [stdout]      |
[INFO] [stdout] note: trait defined here, with 0 generic parameters
[INFO] [stdout]     --> /opt/rustwide/cargo-home/git/checkouts/differential-dataflow-d065d23d797aa027/5a013e0/src/trace/cursor/mod.rs:15:11
[INFO] [stdout]      |
[INFO] [stdout] 15   | pub trait Cursor {
[INFO] [stdout]      |           ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0107]: this trait takes 0 generic arguments but 4 generic arguments were supplied
[INFO] [stdout]     --> src/plan/hector.rs:1106:24
[INFO] [stdout]      |
[INFO] [stdout] 1106 |     TrPropose::Cursor: Cursor<TrPropose::Key, TrPropose::Val, S::Timestamp, TrPropose::R> + 'static,
[INFO] [stdout]      |                        ^^^^^^------------------------------------------------------------ help: remove these generics
[INFO] [stdout]      |                        |
[INFO] [stdout]      |                        expected 0 generic arguments
[INFO] [stdout]      |
[INFO] [stdout] note: trait defined here, with 0 generic parameters
[INFO] [stdout]     --> /opt/rustwide/cargo-home/git/checkouts/differential-dataflow-d065d23d797aa027/5a013e0/src/trace/cursor/mod.rs:15:11
[INFO] [stdout]      |
[INFO] [stdout] 15   | pub trait Cursor {
[INFO] [stdout]      |           ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0107]: this trait takes 0 generic arguments but 4 generic arguments were supplied
[INFO] [stdout]     --> src/plan/hector.rs:1110:9
[INFO] [stdout]      |
[INFO] [stdout] 1110 |         BatchReader<TrValidate::Key, TrValidate::Val, S::Timestamp, TrValidate::R> + 'static,
[INFO] [stdout]      |         ^^^^^^^^^^^--------------------------------------------------------------- help: remove these generics
[INFO] [stdout]      |         |
[INFO] [stdout]      |         expected 0 generic arguments
[INFO] [stdout]      |
[INFO] [stdout] note: trait defined here, with 0 generic parameters
[INFO] [stdout]     --> /opt/rustwide/cargo-home/git/checkouts/differential-dataflow-d065d23d797aa027/5a013e0/src/trace/mod.rs:235:11
[INFO] [stdout]      |
[INFO] [stdout] 235  | pub trait BatchReader
[INFO] [stdout]      |           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0107]: this trait takes 0 generic arguments but 4 generic arguments were supplied
[INFO] [stdout]     --> src/plan/hector.rs:1112:9
[INFO] [stdout]      |
[INFO] [stdout] 1112 |         Cursor<TrValidate::Key, TrValidate::Val, S::Timestamp, TrValidate::R> + 'static,
[INFO] [stdout]      |         ^^^^^^--------------------------------------------------------------- help: remove these generics
[INFO] [stdout]      |         |
[INFO] [stdout]      |         expected 0 generic arguments
[INFO] [stdout]      |
[INFO] [stdout] note: trait defined here, with 0 generic parameters
[INFO] [stdout]     --> /opt/rustwide/cargo-home/git/checkouts/differential-dataflow-d065d23d797aa027/5a013e0/src/trace/cursor/mod.rs:15:11
[INFO] [stdout]      |
[INFO] [stdout] 15   | pub trait Cursor {
[INFO] [stdout]      |           ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0107]: this trait takes 0 generic arguments but 4 generic arguments were supplied
[INFO] [stdout]     --> src/plan/hector.rs:1110:9
[INFO] [stdout]      |
[INFO] [stdout] 1110 |         BatchReader<TrValidate::Key, TrValidate::Val, S::Timestamp, TrValidate::R> + 'static,
[INFO] [stdout]      |         ^^^^^^^^^^^--------------------------------------------------------------- help: remove these generics
[INFO] [stdout]      |         |
[INFO] [stdout]      |         expected 0 generic arguments
[INFO] [stdout]      |
[INFO] [stdout] note: trait defined here, with 0 generic parameters
[INFO] [stdout]     --> /opt/rustwide/cargo-home/git/checkouts/differential-dataflow-d065d23d797aa027/5a013e0/src/trace/mod.rs:235:11
[INFO] [stdout]      |
[INFO] [stdout] 235  | pub trait BatchReader
[INFO] [stdout]      |           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0107]: this trait takes 0 generic arguments but 4 generic arguments were supplied
[INFO] [stdout]     --> src/plan/hector.rs:1131:21
[INFO] [stdout]      |
[INFO] [stdout] 1131 |     TrCount::Batch: BatchReader<TrCount::Key, TrCount::Val, S::Timestamp, TrCount::R> + 'static,
[INFO] [stdout]      |                     ^^^^^^^^^^^------------------------------------------------------ help: remove these generics
[INFO] [stdout]      |                     |
[INFO] [stdout]      |                     expected 0 generic arguments
[INFO] [stdout]      |
[INFO] [stdout] note: trait defined here, with 0 generic parameters
[INFO] [stdout]     --> /opt/rustwide/cargo-home/git/checkouts/differential-dataflow-d065d23d797aa027/5a013e0/src/trace/mod.rs:235:11
[INFO] [stdout]      |
[INFO] [stdout] 235  | pub trait BatchReader
[INFO] [stdout]      |           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0107]: this trait takes 0 generic arguments but 4 generic arguments were supplied
[INFO] [stdout]     --> src/plan/hector.rs:1132:22
[INFO] [stdout]      |
[INFO] [stdout] 1132 |     TrCount::Cursor: Cursor<TrCount::Key, TrCount::Val, S::Timestamp, TrCount::R> + 'static,
[INFO] [stdout]      |                      ^^^^^^------------------------------------------------------ help: remove these generics
[INFO] [stdout]      |                      |
[INFO] [stdout]      |                      expected 0 generic arguments
[INFO] [stdout]      |
[INFO] [stdout] note: trait defined here, with 0 generic parameters
[INFO] [stdout]     --> /opt/rustwide/cargo-home/git/checkouts/differential-dataflow-d065d23d797aa027/5a013e0/src/trace/cursor/mod.rs:15:11
[INFO] [stdout]      |
[INFO] [stdout] 15   | pub trait Cursor {
[INFO] [stdout]      |           ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0107]: this trait takes 0 generic arguments but 4 generic arguments were supplied
[INFO] [stdout]     --> src/plan/hector.rs:1112:9
[INFO] [stdout]      |
[INFO] [stdout] 1112 |         Cursor<TrValidate::Key, TrValidate::Val, S::Timestamp, TrValidate::R> + 'static,
[INFO] [stdout]      |         ^^^^^^--------------------------------------------------------------- help: remove these generics
[INFO] [stdout]      |         |
[INFO] [stdout]      |         expected 0 generic arguments
[INFO] [stdout]      |
[INFO] [stdout] note: trait defined here, with 0 generic parameters
[INFO] [stdout]     --> /opt/rustwide/cargo-home/git/checkouts/differential-dataflow-d065d23d797aa027/5a013e0/src/trace/cursor/mod.rs:15:11
[INFO] [stdout]      |
[INFO] [stdout] 15   | pub trait Cursor {
[INFO] [stdout]      |           ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0107]: this trait takes 0 generic arguments but 4 generic arguments were supplied
[INFO] [stdout]     --> src/plan/hector.rs:1135:9
[INFO] [stdout]      |
[INFO] [stdout] 1135 |         BatchReader<TrPropose::Key, TrPropose::Val, S::Timestamp, TrPropose::R> + 'static,
[INFO] [stdout]      |         ^^^^^^^^^^^------------------------------------------------------------ help: remove these generics
[INFO] [stdout]      |         |
[INFO] [stdout]      |         expected 0 generic arguments
[INFO] [stdout]      |
[INFO] [stdout] note: trait defined here, with 0 generic parameters
[INFO] [stdout]     --> /opt/rustwide/cargo-home/git/checkouts/differential-dataflow-d065d23d797aa027/5a013e0/src/trace/mod.rs:235:11
[INFO] [stdout]      |
[INFO] [stdout] 235  | pub trait BatchReader
[INFO] [stdout]      |           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0107]: this trait takes 0 generic arguments but 4 generic arguments were supplied
[INFO] [stdout]     --> src/plan/hector.rs:1136:24
[INFO] [stdout]      |
[INFO] [stdout] 1136 |     TrPropose::Cursor: Cursor<TrPropose::Key, TrPropose::Val, S::Timestamp, TrPropose::R> + 'static,
[INFO] [stdout]      |                        ^^^^^^------------------------------------------------------------ help: remove these generics
[INFO] [stdout]      |                        |
[INFO] [stdout]      |                        expected 0 generic arguments
[INFO] [stdout]      |
[INFO] [stdout] note: trait defined here, with 0 generic parameters
[INFO] [stdout]     --> /opt/rustwide/cargo-home/git/checkouts/differential-dataflow-d065d23d797aa027/5a013e0/src/trace/cursor/mod.rs:15:11
[INFO] [stdout]      |
[INFO] [stdout] 15   | pub trait Cursor {
[INFO] [stdout]      |           ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0107]: this trait takes 0 generic arguments but 4 generic arguments were supplied
[INFO] [stdout]     --> src/plan/hector.rs:1131:21
[INFO] [stdout]      |
[INFO] [stdout] 1131 |     TrCount::Batch: BatchReader<TrCount::Key, TrCount::Val, S::Timestamp, TrCount::R> + 'static,
[INFO] [stdout]      |                     ^^^^^^^^^^^------------------------------------------------------ help: remove these generics
[INFO] [stdout]      |                     |
[INFO] [stdout]      |                     expected 0 generic arguments
[INFO] [stdout]      |
[INFO] [stdout] note: trait defined here, with 0 generic parameters
[INFO] [stdout]     --> /opt/rustwide/cargo-home/git/checkouts/differential-dataflow-d065d23d797aa027/5a013e0/src/trace/mod.rs:235:11
[INFO] [stdout]      |
[INFO] [stdout] 235  | pub trait BatchReader
[INFO] [stdout]      |           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0107]: this trait takes 0 generic arguments but 4 generic arguments were supplied
[INFO] [stdout]     --> src/plan/hector.rs:1140:9
[INFO] [stdout]      |
[INFO] [stdout] 1140 |         BatchReader<TrValidate::Key, TrValidate::Val, S::Timestamp, TrValidate::R> + 'static,
[INFO] [stdout]      |         ^^^^^^^^^^^--------------------------------------------------------------- help: remove these generics
[INFO] [stdout]      |         |
[INFO] [stdout]      |         expected 0 generic arguments
[INFO] [stdout]      |
[INFO] [stdout] note: trait defined here, with 0 generic parameters
[INFO] [stdout]     --> /opt/rustwide/cargo-home/git/checkouts/differential-dataflow-d065d23d797aa027/5a013e0/src/trace/mod.rs:235:11
[INFO] [stdout]      |
[INFO] [stdout] 235  | pub trait BatchReader
[INFO] [stdout]      |           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0107]: this trait takes 0 generic arguments but 4 generic arguments were supplied
[INFO] [stdout]     --> src/plan/hector.rs:1142:9
[INFO] [stdout]      |
[INFO] [stdout] 1142 |         Cursor<TrValidate::Key, TrValidate::Val, S::Timestamp, TrValidate::R> + 'static,
[INFO] [stdout]      |         ^^^^^^--------------------------------------------------------------- help: remove these generics
[INFO] [stdout]      |         |
[INFO] [stdout]      |         expected 0 generic arguments
[INFO] [stdout]      |
[INFO] [stdout] note: trait defined here, with 0 generic parameters
[INFO] [stdout]     --> /opt/rustwide/cargo-home/git/checkouts/differential-dataflow-d065d23d797aa027/5a013e0/src/trace/cursor/mod.rs:15:11
[INFO] [stdout]      |
[INFO] [stdout] 15   | pub trait Cursor {
[INFO] [stdout]      |           ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0107]: this trait takes 0 generic arguments but 4 generic arguments were supplied
[INFO] [stdout]     --> src/plan/hector.rs:1132:22
[INFO] [stdout]      |
[INFO] [stdout] 1132 |     TrCount::Cursor: Cursor<TrCount::Key, TrCount::Val, S::Timestamp, TrCount::R> + 'static,
[INFO] [stdout]      |                      ^^^^^^------------------------------------------------------ help: remove these generics
[INFO] [stdout]      |                      |
[INFO] [stdout]      |                      expected 0 generic arguments
[INFO] [stdout]      |
[INFO] [stdout] note: trait defined here, with 0 generic parameters
[INFO] [stdout]     --> /opt/rustwide/cargo-home/git/checkouts/differential-dataflow-d065d23d797aa027/5a013e0/src/trace/cursor/mod.rs:15:11
[INFO] [stdout]      |
[INFO] [stdout] 15   | pub trait Cursor {
[INFO] [stdout]      |           ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0107]: this trait takes 0 generic arguments but 4 generic arguments were supplied
[INFO] [stdout]     --> src/plan/hector.rs:1135:9
[INFO] [stdout]      |
[INFO] [stdout] 1135 |         BatchReader<TrPropose::Key, TrPropose::Val, S::Timestamp, TrPropose::R> + 'static,
[INFO] [stdout]      |         ^^^^^^^^^^^------------------------------------------------------------ help: remove these generics
[INFO] [stdout]      |         |
[INFO] [stdout]      |         expected 0 generic arguments
[INFO] [stdout]      |
[INFO] [stdout] note: trait defined here, with 0 generic parameters
[INFO] [stdout]     --> /opt/rustwide/cargo-home/git/checkouts/differential-dataflow-d065d23d797aa027/5a013e0/src/trace/mod.rs:235:11
[INFO] [stdout]      |
[INFO] [stdout] 235  | pub trait BatchReader
[INFO] [stdout]      |           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0107]: this trait takes 0 generic arguments but 4 generic arguments were supplied
[INFO] [stdout]     --> src/plan/hector.rs:1136:24
[INFO] [stdout]      |
[INFO] [stdout] 1136 |     TrPropose::Cursor: Cursor<TrPropose::Key, TrPropose::Val, S::Timestamp, TrPropose::R> + 'static,
[INFO] [stdout]      |                        ^^^^^^------------------------------------------------------------ help: remove these generics
[INFO] [stdout]      |                        |
[INFO] [stdout]      |                        expected 0 generic arguments
[INFO] [stdout]      |
[INFO] [stdout] note: trait defined here, with 0 generic parameters
[INFO] [stdout]     --> /opt/rustwide/cargo-home/git/checkouts/differential-dataflow-d065d23d797aa027/5a013e0/src/trace/cursor/mod.rs:15:11
[INFO] [stdout]      |
[INFO] [stdout] 15   | pub trait Cursor {
[INFO] [stdout]      |           ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0107]: this trait takes 0 generic arguments but 4 generic arguments were supplied
[INFO] [stdout]     --> src/plan/hector.rs:1140:9
[INFO] [stdout]      |
[INFO] [stdout] 1140 |         BatchReader<TrValidate::Key, TrValidate::Val, S::Timestamp, TrValidate::R> + 'static,
[INFO] [stdout]      |         ^^^^^^^^^^^--------------------------------------------------------------- help: remove these generics
[INFO] [stdout]      |         |
[INFO] [stdout]      |         expected 0 generic arguments
[INFO] [stdout]      |
[INFO] [stdout] note: trait defined here, with 0 generic parameters
[INFO] [stdout]     --> /opt/rustwide/cargo-home/git/checkouts/differential-dataflow-d065d23d797aa027/5a013e0/src/trace/mod.rs:235:11
[INFO] [stdout]      |
[INFO] [stdout] 235  | pub trait BatchReader
[INFO] [stdout]      |           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0107]: this trait takes 0 generic arguments but 4 generic arguments were supplied
[INFO] [stdout]     --> src/plan/hector.rs:1142:9
[INFO] [stdout]      |
[INFO] [stdout] 1142 |         Cursor<TrValidate::Key, TrValidate::Val, S::Timestamp, TrValidate::R> + 'static,
[INFO] [stdout]      |         ^^^^^^--------------------------------------------------------------- help: remove these generics
[INFO] [stdout]      |         |
[INFO] [stdout]      |         expected 0 generic arguments
[INFO] [stdout]      |
[INFO] [stdout] note: trait defined here, with 0 generic parameters
[INFO] [stdout]     --> /opt/rustwide/cargo-home/git/checkouts/differential-dataflow-d065d23d797aa027/5a013e0/src/trace/cursor/mod.rs:15:11
[INFO] [stdout]      |
[INFO] [stdout] 15   | pub trait Cursor {
[INFO] [stdout]      |           ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 13 previous errors; 22 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0107, E0432.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0107`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 13 previous errors; 22 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0107, E0432.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0107`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `declarative-dataflow` due to 14 previous errors; 22 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `declarative-dataflow` due to 14 previous errors; 22 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "413ea9e687a44c5b3ff8a1d5ba0f783268e2667a01193a9af838ce7b113994df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "413ea9e687a44c5b3ff8a1d5ba0f783268e2667a01193a9af838ce7b113994df", kill_on_drop: false }`
[INFO] [stdout] 413ea9e687a44c5b3ff8a1d5ba0f783268e2667a01193a9af838ce7b113994df