[INFO] fetching crate dbkit-engine 0.0.9...
[INFO] checking dbkit-engine-0.0.9 against master#b0696a5160711c068cb1f01b7437db7990d15750 for pr-121848
[INFO] extracting crate dbkit-engine 0.0.9 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate dbkit-engine 0.0.9 on toolchain b0696a5160711c068cb1f01b7437db7990d15750
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dbkit-engine 0.0.9
[INFO] finished tweaking crates.io crate dbkit-engine 0.0.9
[INFO] tweaked toml for crates.io crate dbkit-engine 0.0.9 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c3e62dc9706841f2523e7c0d982b74f9e2a43641c603561a9d86674cb078289c
[INFO] running `Command { std: "docker" "start" "-a" "c3e62dc9706841f2523e7c0d982b74f9e2a43641c603561a9d86674cb078289c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c3e62dc9706841f2523e7c0d982b74f9e2a43641c603561a9d86674cb078289c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3e62dc9706841f2523e7c0d982b74f9e2a43641c603561a9d86674cb078289c", kill_on_drop: false }`
[INFO] [stdout] c3e62dc9706841f2523e7c0d982b74f9e2a43641c603561a9d86674cb078289c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2e7edbf531952a20d12ceed1961cacd25aeb401c0b68de1f9eacd6e6b2edffa8
[INFO] running `Command { std: "docker" "start" "-a" "2e7edbf531952a20d12ceed1961cacd25aeb401c0b68de1f9eacd6e6b2edffa8", kill_on_drop: false }`
[INFO] [stderr]     Checking rustc-serialize v0.3.25
[INFO] [stderr]     Checking log v0.4.21
[INFO] [stderr]     Checking itertools v0.4.19
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking toml v0.2.1
[INFO] [stderr]     Checking dbkit-engine v0.0.9 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/lib.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | #![feature(box_syntax)]
[INFO] [stdout]   |            ^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: replaced with `#[rustc_box]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/lib.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | #![feature(box_syntax)]
[INFO] [stdout]   |            ^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: replaced with `#[rustc_box]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]   --> src/operation/project.rs:28:24
[INFO] [stdout]    |
[INFO] [stdout] 28 |         Project { src: box src, proj: proj }
[INFO] [stdout]    |                        ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]    |
[INFO] [stdout] 28 |         Project { src: Box::new(src), proj: proj }
[INFO] [stdout]    |                        ~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]   --> src/operation/project.rs:28:24
[INFO] [stdout]    |
[INFO] [stdout] 28 |         Project { src: box src, proj: proj }
[INFO] [stdout]    |                        ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]    |
[INFO] [stdout] 28 |         Project { src: Box::new(src), proj: proj }
[INFO] [stdout]    |                        ~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]   --> src/expression/mod.rs:37:20
[INFO] [stdout]    |
[INFO] [stdout] 37 |             input: box input,
[INFO] [stdout]    |                    ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]    |
[INFO] [stdout] 37 |             input: Box::new(input),
[INFO] [stdout]    |                    ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]   --> src/expression/mod.rs:37:20
[INFO] [stdout]    |
[INFO] [stdout] 37 |             input: box input,
[INFO] [stdout]    |                    ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]    |
[INFO] [stdout] 37 |             input: Box::new(input),
[INFO] [stdout]    |                    ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `alloc::heap`
[INFO] [stdout]  --> src/allocator.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use alloc::heap;
[INFO] [stdout]   |     ^^^^^^^^^^^ no `heap` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `alloc::heap`
[INFO] [stdout]  --> src/allocator.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use alloc::heap;
[INFO] [stdout]   |     ^^^^^^^^^^^ no `heap` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]   --> src/lib.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | #[macro_use]
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `AsRef` is imported redundantly
[INFO] [stdout]  --> src/types.rs:2:20
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::convert::{AsRef, From};
[INFO] [stdout]   |                    ^^^^^
[INFO] [stdout]  --> /rustc/b0696a5160711c068cb1f01b7437db7990d15750/library/std/src/prelude/mod.rs:105:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `AsRef` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `From` is imported redundantly
[INFO] [stdout]  --> src/types.rs:2:27
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::convert::{AsRef, From};
[INFO] [stdout]   |                           ^^^^
[INFO] [stdout]  --> /rustc/b0696a5160711c068cb1f01b7437db7990d15750/library/std/src/prelude/mod.rs:105:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `From` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Iterator` is imported redundantly
[INFO] [stdout]  --> src/schema.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::iter::Iterator;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/b0696a5160711c068cb1f01b7437db7990d15750/library/std/src/prelude/mod.rs:105:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Iterator` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/operation/mod.rs:38:28
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn bind<'b: 'a>(&self, &'b Allocator) -> Result<Box<Cursor<'a> + 'a>, DBError>;
[INFO] [stdout]    |                            ^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &'b Allocator`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout]    = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Into` is imported redundantly
[INFO] [stdout]  --> src/expression/mod.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::convert::Into;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/b0696a5160711c068cb1f01b7437db7990d15750/library/std/src/prelude/mod.rs:105:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Into` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]   --> src/lib.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | #[macro_use]
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `AsRef` is imported redundantly
[INFO] [stdout]  --> src/types.rs:2:20
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::convert::{AsRef, From};
[INFO] [stdout]   |                    ^^^^^
[INFO] [stdout]  --> /rustc/b0696a5160711c068cb1f01b7437db7990d15750/library/std/src/prelude/mod.rs:105:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `AsRef` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `From` is imported redundantly
[INFO] [stdout]  --> src/types.rs:2:27
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::convert::{AsRef, From};
[INFO] [stdout]   |                           ^^^^
[INFO] [stdout]  --> /rustc/b0696a5160711c068cb1f01b7437db7990d15750/library/std/src/prelude/mod.rs:105:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `From` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Iterator` is imported redundantly
[INFO] [stdout]  --> src/schema.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::iter::Iterator;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/b0696a5160711c068cb1f01b7437db7990d15750/library/std/src/prelude/mod.rs:105:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Iterator` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `block::*`
[INFO] [stdout]    --> src/table.rs:197:9
[INFO] [stdout]     |
[INFO] [stdout] 197 |     use block::*;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `DBError` is imported redundantly
[INFO] [stdout]    --> src/table.rs:198:9
[INFO] [stdout]     |
[INFO] [stdout] 195 |     use super::*;
[INFO] [stdout]     |         -------- the item `DBError` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 198 |     use error::DBError;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `row::*`
[INFO] [stdout]    --> src/table.rs:199:9
[INFO] [stdout]     |
[INFO] [stdout] 199 |     use row::*;
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/operation/mod.rs:38:28
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn bind<'b: 'a>(&self, &'b Allocator) -> Result<Box<Cursor<'a> + 'a>, DBError>;
[INFO] [stdout]    |                            ^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &'b Allocator`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout]    = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Schema` is imported redundantly
[INFO] [stdout]   --> src/operation/project.rs:71:31
[INFO] [stdout]    |
[INFO] [stdout] 69 |     use super::*;
[INFO] [stdout]    |         -------- the item `Schema` is already imported here
[INFO] [stdout] 70 |     use ::allocator;
[INFO] [stdout] 71 |     use ::schema::{Attribute, Schema};
[INFO] [stdout]    |                               ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Operation` is imported redundantly
[INFO] [stdout]   --> src/operation/project.rs:72:23
[INFO] [stdout]    |
[INFO] [stdout] 69 |     use super::*;
[INFO] [stdout]    |         -------- the item `Operation` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 72 |     use ::operation::{Operation, ScanView};
[INFO] [stdout]    |                       ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `::projector::*`
[INFO] [stdout]   --> src/operation/project.rs:73:9
[INFO] [stdout]    |
[INFO] [stdout] 73 |     use ::projector::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Into` is imported redundantly
[INFO] [stdout]  --> src/expression/mod.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::convert::Into;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/b0696a5160711c068cb1f01b7437db7990d15750/library/std/src/prelude/mod.rs:105:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Into` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/allocator.rs:177:46
[INFO] [stdout]     |
[INFO] [stdout] 177 |             let mut out: &'a mut [u8] = mem::uninitialized();
[INFO] [stdout]     |                                              ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `associated_consts` has been stable since 1.20.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(associated_consts)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/allocator.rs:177:46
[INFO] [stdout]     |
[INFO] [stdout] 177 |             let mut out: &'a mut [u8] = mem::uninitialized();
[INFO] [stdout]     |                                              ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `question_mark` has been stable since 1.13.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | #![feature(question_mark)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `alloc` has been stable since 1.36.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(alloc)]
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `heap_api`
[INFO] [stdout]  --> src/lib.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | #![feature(heap_api)]
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/allocator.rs:39:24
[INFO] [stdout]    |
[INFO] [stdout] 39 |     parent: Option<&'a Allocator>,
[INFO] [stdout]    |                        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) 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]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 39 |     parent: Option<&'a dyn Allocator>,
[INFO] [stdout]    |                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `associated_consts` has been stable since 1.20.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(associated_consts)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `question_mark` has been stable since 1.13.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | #![feature(question_mark)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/allocator.rs:165:17
[INFO] [stdout]     |
[INFO] [stdout] 165 |     parent: &'a Allocator,
[INFO] [stdout]     |                 ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 165 |     parent: &'a dyn Allocator,
[INFO] [stdout]     |                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/block.rs:95:24
[INFO] [stdout]    |
[INFO] [stdout] 95 |     allocator: &'alloc Allocator,
[INFO] [stdout]    |                        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 95 |     allocator: &'alloc dyn Allocator,
[INFO] [stdout]    |                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/block.rs:359:20
[INFO] [stdout]     |
[INFO] [stdout] 359 |     allocator: &'b Allocator,
[INFO] [stdout]     |                    ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 359 |     allocator: &'b dyn Allocator,
[INFO] [stdout]     |                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/operation/scan_view.rs:13:18
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub src: &'a View<'a>,
[INFO] [stdout]    |                  ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub src: &'a dyn View<'a>,
[INFO] [stdout]    |                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `alloc` has been stable since 1.36.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(alloc)]
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `heap_api`
[INFO] [stdout]  --> src/lib.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | #![feature(heap_api)]
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/operation/project.rs:15:18
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub src: Box<Operation<'a> + 'a>,
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub src: Box<dyn Operation<'a> + 'a>,
[INFO] [stdout]    |                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/operation/project.rs:21:16
[INFO] [stdout]    |
[INFO] [stdout] 21 |     input: Box<Cursor<'a> + 'a>,
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 21 |     input: Box<dyn Cursor<'a> + 'a>,
[INFO] [stdout]    |                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/expression/mod.rs:21:20
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub input: Box<Expression<'a> + 'a>,
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub input: Box<dyn Expression<'a> + 'a>,
[INFO] [stdout]    |                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/allocator.rs:39:24
[INFO] [stdout]    |
[INFO] [stdout] 39 |     parent: Option<&'a Allocator>,
[INFO] [stdout]    |                        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) 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]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 39 |     parent: Option<&'a dyn Allocator>,
[INFO] [stdout]    |                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/allocator.rs:165:17
[INFO] [stdout]     |
[INFO] [stdout] 165 |     parent: &'a Allocator,
[INFO] [stdout]     |                 ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 165 |     parent: &'a dyn Allocator,
[INFO] [stdout]     |                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/allocator.rs:174:37
[INFO] [stdout]     |
[INFO] [stdout] 174 | unsafe fn make_arena<'a>(alloc: &'a Allocator, size: usize) -> Result<&'a mut [u8], DBError> {
[INFO] [stdout]     |                                     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 174 | unsafe fn make_arena<'a>(alloc: &'a dyn Allocator, size: usize) -> Result<&'a mut [u8], DBError> {
[INFO] [stdout]     |                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/block.rs:95:24
[INFO] [stdout]    |
[INFO] [stdout] 95 |     allocator: &'alloc Allocator,
[INFO] [stdout]    |                        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 95 |     allocator: &'alloc dyn Allocator,
[INFO] [stdout]    |                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/block.rs:359:20
[INFO] [stdout]     |
[INFO] [stdout] 359 |     allocator: &'b Allocator,
[INFO] [stdout]     |                    ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 359 |     allocator: &'b dyn Allocator,
[INFO] [stdout]     |                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/allocator.rs:186:27
[INFO] [stdout]     |
[INFO] [stdout] 186 |     pub fn new(alloc: &'a Allocator, min_size: usize, max_size: usize) -> ChainedArena<'a> {
[INFO] [stdout]     |                           ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 186 |     pub fn new(alloc: &'a dyn Allocator, min_size: usize, max_size: usize) -> ChainedArena<'a> {
[INFO] [stdout]     |                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/operation/scan_view.rs:13:18
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub src: &'a View<'a>,
[INFO] [stdout]    |                  ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub src: &'a dyn View<'a>,
[INFO] [stdout]    |                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/operation/project.rs:15:18
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub src: Box<Operation<'a> + 'a>,
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub src: Box<dyn Operation<'a> + 'a>,
[INFO] [stdout]    |                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/operation/project.rs:21:16
[INFO] [stdout]    |
[INFO] [stdout] 21 |     input: Box<Cursor<'a> + 'a>,
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 21 |     input: Box<dyn Cursor<'a> + 'a>,
[INFO] [stdout]    |                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/expression/mod.rs:21:20
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub input: Box<Expression<'a> + 'a>,
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub input: Box<dyn Expression<'a> + 'a>,
[INFO] [stdout]    |                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/allocator.rs:174:37
[INFO] [stdout]     |
[INFO] [stdout] 174 | unsafe fn make_arena<'a>(alloc: &'a Allocator, size: usize) -> Result<&'a mut [u8], DBError> {
[INFO] [stdout]     |                                     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 174 | unsafe fn make_arena<'a>(alloc: &'a dyn Allocator, size: usize) -> Result<&'a mut [u8], DBError> {
[INFO] [stdout]     |                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/block.rs:46:47
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub fn column_rows<'c, T: ValueInfo>(col: &'c RefColumn) -> Result<&'c [T::Store], DBError> {
[INFO] [stdout]    |                                               ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub fn column_rows<'c, T: ValueInfo>(col: &'c dyn RefColumn) -> Result<&'c [T::Store], DBError> {
[INFO] [stdout]    |                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/block.rs:69:34
[INFO] [stdout]    |
[INFO] [stdout] 69 | pub fn column_nulls<'c>(col: &'c RefColumn) ->  Result<BoolBitmap<'c>, DBError> {
[INFO] [stdout]    |                                  ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 69 | pub fn column_nulls<'c>(col: &'c dyn RefColumn) ->  Result<BoolBitmap<'c>, DBError> {
[INFO] [stdout]    |                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/allocator.rs:186:27
[INFO] [stdout]     |
[INFO] [stdout] 186 |     pub fn new(alloc: &'a Allocator, min_size: usize, max_size: usize) -> ChainedArena<'a> {
[INFO] [stdout]     |                           ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 186 |     pub fn new(alloc: &'a dyn Allocator, min_size: usize, max_size: usize) -> ChainedArena<'a> {
[INFO] [stdout]     |                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/block.rs:114:34
[INFO] [stdout]     |
[INFO] [stdout] 114 | pub fn alias_column<'a>(src: &'a RefColumn<'a>, range: Option<RowRange>)
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 114 | pub fn alias_column<'a>(src: &'a dyn RefColumn<'a>, range: Option<RowRange>)
[INFO] [stdout]     |                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/block.rs:302:35
[INFO] [stdout]     |
[INFO] [stdout] 302 | pub fn alias_columns<'a>(src: &'a View<'a>, range: Option<RowRange>)
[INFO] [stdout]     |                                   ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 302 | pub fn alias_columns<'a>(src: &'a dyn View<'a>, range: Option<RowRange>)
[INFO] [stdout]     |                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/block.rs:332:34
[INFO] [stdout]     |
[INFO] [stdout] 332 | pub fn window_alias<'a>(src: &'a View<'a>, range: Option<RowRange>)
[INFO] [stdout]     |                                  ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 332 | pub fn window_alias<'a>(src: &'a dyn View<'a>, range: Option<RowRange>)
[INFO] [stdout]     |                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/block.rs:287:51
[INFO] [stdout]     |
[INFO] [stdout] 287 |     fn column(&'v self, pos: usize) -> Option<&'v RefColumn<'v>>;
[INFO] [stdout]     |                                                   ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 287 |     fn column(&'v self, pos: usize) -> Option<&'v dyn RefColumn<'v>>;
[INFO] [stdout]     |                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/block.rs:205:23
[INFO] [stdout]     |
[INFO] [stdout] 205 |     fn new(a: &'alloc Allocator, attr: Attribute) -> Column<'alloc> {
[INFO] [stdout]     |                       ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 205 |     fn new(a: &'alloc dyn Allocator, attr: Attribute) -> Column<'alloc> {
[INFO] [stdout]     |                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/block.rs:321:48
[INFO] [stdout]     |
[INFO] [stdout] 321 |     fn column(&'a self, pos: usize) -> Option<&RefColumn> {
[INFO] [stdout]     |                                                ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 321 |     fn column(&'a self, pos: usize) -> Option<&dyn RefColumn> {
[INFO] [stdout]     |                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/block.rs:371:48
[INFO] [stdout]     |
[INFO] [stdout] 371 |     fn column(&'b self, pos: usize) -> Option<&RefColumn> {
[INFO] [stdout]     |                                                ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 371 |     fn column(&'b self, pos: usize) -> Option<&dyn RefColumn> {
[INFO] [stdout]     |                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/block.rs:46:47
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub fn column_rows<'c, T: ValueInfo>(col: &'c RefColumn) -> Result<&'c [T::Store], DBError> {
[INFO] [stdout]    |                                               ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub fn column_rows<'c, T: ValueInfo>(col: &'c dyn RefColumn) -> Result<&'c [T::Store], DBError> {
[INFO] [stdout]    |                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/block.rs:382:27
[INFO] [stdout]     |
[INFO] [stdout] 382 |     pub fn new(alloc: &'b Allocator, schema: &Schema) -> Block<'b> {
[INFO] [stdout]     |                           ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 382 |     pub fn new(alloc: &'b dyn Allocator, schema: &Schema) -> Block<'b> {
[INFO] [stdout]     |                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/block.rs:69:34
[INFO] [stdout]    |
[INFO] [stdout] 69 | pub fn column_nulls<'c>(col: &'c RefColumn) ->  Result<BoolBitmap<'c>, DBError> {
[INFO] [stdout]    |                                  ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 69 | pub fn column_nulls<'c>(col: &'c dyn RefColumn) ->  Result<BoolBitmap<'c>, DBError> {
[INFO] [stdout]    |                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/table.rs:24:52
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn column(&'alloc self, pos: usize) -> Option<&RefColumn> {
[INFO] [stdout]    |                                                    ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn column(&'alloc self, pos: usize) -> Option<&dyn RefColumn> {
[INFO] [stdout]    |                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/block.rs:114:34
[INFO] [stdout]     |
[INFO] [stdout] 114 | pub fn alias_column<'a>(src: &'a RefColumn<'a>, range: Option<RowRange>)
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 114 | pub fn alias_column<'a>(src: &'a dyn RefColumn<'a>, range: Option<RowRange>)
[INFO] [stdout]     |                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/block.rs:302:35
[INFO] [stdout]     |
[INFO] [stdout] 302 | pub fn alias_columns<'a>(src: &'a View<'a>, range: Option<RowRange>)
[INFO] [stdout]     |                                   ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 302 | pub fn alias_columns<'a>(src: &'a dyn View<'a>, range: Option<RowRange>)
[INFO] [stdout]     |                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/table.rs:40:31
[INFO] [stdout]    |
[INFO] [stdout] 40 |     pub fn new(alloc: &'alloc Allocator, schema: &Schema, capacity: Option<RowOffset>) -> Table<'alloc> {
[INFO] [stdout]    |                               ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 40 |     pub fn new(alloc: &'alloc dyn Allocator, schema: &Schema, capacity: Option<RowOffset>) -> Table<'alloc> {
[INFO] [stdout]    |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/block.rs:332:34
[INFO] [stdout]     |
[INFO] [stdout] 332 | pub fn window_alias<'a>(src: &'a View<'a>, range: Option<RowRange>)
[INFO] [stdout]     |                                  ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 332 | pub fn window_alias<'a>(src: &'a dyn View<'a>, range: Option<RowRange>)
[INFO] [stdout]     |                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/operation/mod.rs:38:32
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn bind<'b: 'a>(&self, &'b Allocator) -> Result<Box<Cursor<'a> + 'a>, DBError>;
[INFO] [stdout]    |                                ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn bind<'b: 'a>(&self, &'b dyn Allocator) -> Result<Box<Cursor<'a> + 'a>, DBError>;
[INFO] [stdout]    |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/block.rs:287:51
[INFO] [stdout]     |
[INFO] [stdout] 287 |     fn column(&'v self, pos: usize) -> Option<&'v RefColumn<'v>>;
[INFO] [stdout]     |                                                   ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 287 |     fn column(&'v self, pos: usize) -> Option<&'v dyn RefColumn<'v>>;
[INFO] [stdout]     |                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/block.rs:205:23
[INFO] [stdout]     |
[INFO] [stdout] 205 |     fn new(a: &'alloc Allocator, attr: Attribute) -> Column<'alloc> {
[INFO] [stdout]     |                       ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 205 |     fn new(a: &'alloc dyn Allocator, attr: Attribute) -> Column<'alloc> {
[INFO] [stdout]     |                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/operation/mod.rs:38:57
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn bind<'b: 'a>(&self, &'b Allocator) -> Result<Box<Cursor<'a> + 'a>, DBError>;
[INFO] [stdout]    |                                                         ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn bind<'b: 'a>(&self, &'b Allocator) -> Result<Box<dyn Cursor<'a> + 'a>, DBError>;
[INFO] [stdout]    |                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/block.rs:321:48
[INFO] [stdout]     |
[INFO] [stdout] 321 |     fn column(&'a self, pos: usize) -> Option<&RefColumn> {
[INFO] [stdout]     |                                                ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 321 |     fn column(&'a self, pos: usize) -> Option<&dyn RefColumn> {
[INFO] [stdout]     |                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/operation/scan_view.rs:18:25
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub fn new(src: &'a View<'a>, range: Option<RowRange>) -> ScanView<'a> {
[INFO] [stdout]    |                         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub fn new(src: &'a dyn View<'a>, range: Option<RowRange>) -> ScanView<'a> {
[INFO] [stdout]    |                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/operation/scan_view.rs:24:35
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn bind<'b: 'a>(&self, _: &'b Allocator) -> Result<Box<Cursor<'a> + 'a>, DBError> {
[INFO] [stdout]    |                                   ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn bind<'b: 'a>(&self, _: &'b dyn Allocator) -> Result<Box<Cursor<'a> + 'a>, DBError> {
[INFO] [stdout]    |                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/block.rs:371:48
[INFO] [stdout]     |
[INFO] [stdout] 371 |     fn column(&'b self, pos: usize) -> Option<&RefColumn> {
[INFO] [stdout]     |                                                ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 371 |     fn column(&'b self, pos: usize) -> Option<&dyn RefColumn> {
[INFO] [stdout]     |                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/operation/scan_view.rs:24:60
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn bind<'b: 'a>(&self, _: &'b Allocator) -> Result<Box<Cursor<'a> + 'a>, DBError> {
[INFO] [stdout]    |                                                            ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn bind<'b: 'a>(&self, _: &'b Allocator) -> Result<Box<dyn Cursor<'a> + 'a>, DBError> {
[INFO] [stdout]    |                                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/block.rs:382:27
[INFO] [stdout]     |
[INFO] [stdout] 382 |     pub fn new(alloc: &'b Allocator, schema: &Schema) -> Block<'b> {
[INFO] [stdout]     |                           ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 382 |     pub fn new(alloc: &'b dyn Allocator, schema: &Schema) -> Block<'b> {
[INFO] [stdout]     |                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/operation/project.rs:33:39
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fn bind<'b: 'a>(&self, alloc: &'b Allocator) -> Result<Box<Cursor<'a> + 'a>, DBError> {
[INFO] [stdout]    |                                       ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fn bind<'b: 'a>(&self, alloc: &'b dyn Allocator) -> Result<Box<Cursor<'a> + 'a>, DBError> {
[INFO] [stdout]    |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/table.rs:24:52
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn column(&'alloc self, pos: usize) -> Option<&RefColumn> {
[INFO] [stdout]    |                                                    ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn column(&'alloc self, pos: usize) -> Option<&dyn RefColumn> {
[INFO] [stdout]    |                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/operation/project.rs:33:64
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fn bind<'b: 'a>(&self, alloc: &'b Allocator) -> Result<Box<Cursor<'a> + 'a>, DBError> {
[INFO] [stdout]    |                                                                ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fn bind<'b: 'a>(&self, alloc: &'b Allocator) -> Result<Box<dyn Cursor<'a> + 'a>, DBError> {
[INFO] [stdout]    |                                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/table.rs:40:31
[INFO] [stdout]    |
[INFO] [stdout] 40 |     pub fn new(alloc: &'alloc Allocator, schema: &Schema, capacity: Option<RowOffset>) -> Table<'alloc> {
[INFO] [stdout]    |                               ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 40 |     pub fn new(alloc: &'alloc dyn Allocator, schema: &Schema, capacity: Option<RowOffset>) -> Table<'alloc> {
[INFO] [stdout]    |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/expression/mod.rs:12:39
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn bind<'b: 'a>(&self, alloc: &'a Allocator) -> Result<Box<BoundExpression + 'a>, DBError>;
[INFO] [stdout]    |                                       ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn bind<'b: 'a>(&self, alloc: &'a dyn Allocator) -> Result<Box<BoundExpression + 'a>, DBError>;
[INFO] [stdout]    |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/expression/mod.rs:12:64
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn bind<'b: 'a>(&self, alloc: &'a Allocator) -> Result<Box<BoundExpression + 'a>, DBError>;
[INFO] [stdout]    |                                                                ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn bind<'b: 'a>(&self, alloc: &'a Allocator) -> Result<Box<dyn BoundExpression + 'a>, DBError>;
[INFO] [stdout]    |                                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/operation/mod.rs:38:32
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn bind<'b: 'a>(&self, &'b Allocator) -> Result<Box<Cursor<'a> + 'a>, DBError>;
[INFO] [stdout]    |                                ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn bind<'b: 'a>(&self, &'b dyn Allocator) -> Result<Box<Cursor<'a> + 'a>, DBError>;
[INFO] [stdout]    |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/projector.rs:135:45
[INFO] [stdout]     |
[INFO] [stdout] 135 |     pub fn project_view<'a>(&self, src: &'a View<'a>) -> Result<RefView<'a>, DBError> {
[INFO] [stdout]     |                                             ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 135 |     pub fn project_view<'a>(&self, src: &'a dyn View<'a>) -> Result<RefView<'a>, DBError> {
[INFO] [stdout]     |                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/operation/mod.rs:38:57
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn bind<'b: 'a>(&self, &'b Allocator) -> Result<Box<Cursor<'a> + 'a>, DBError>;
[INFO] [stdout]    |                                                         ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn bind<'b: 'a>(&self, &'b Allocator) -> Result<Box<dyn Cursor<'a> + 'a>, DBError>;
[INFO] [stdout]    |                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/operation/scan_view.rs:18:25
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub fn new(src: &'a View<'a>, range: Option<RowRange>) -> ScanView<'a> {
[INFO] [stdout]    |                         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub fn new(src: &'a dyn View<'a>, range: Option<RowRange>) -> ScanView<'a> {
[INFO] [stdout]    |                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/operation/scan_view.rs:24:35
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn bind<'b: 'a>(&self, _: &'b Allocator) -> Result<Box<Cursor<'a> + 'a>, DBError> {
[INFO] [stdout]    |                                   ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn bind<'b: 'a>(&self, _: &'b dyn Allocator) -> Result<Box<Cursor<'a> + 'a>, DBError> {
[INFO] [stdout]    |                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/operation/scan_view.rs:24:60
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn bind<'b: 'a>(&self, _: &'b Allocator) -> Result<Box<Cursor<'a> + 'a>, DBError> {
[INFO] [stdout]    |                                                            ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn bind<'b: 'a>(&self, _: &'b Allocator) -> Result<Box<dyn Cursor<'a> + 'a>, DBError> {
[INFO] [stdout]    |                                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/operation/project.rs:33:39
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fn bind<'b: 'a>(&self, alloc: &'b Allocator) -> Result<Box<Cursor<'a> + 'a>, DBError> {
[INFO] [stdout]    |                                       ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fn bind<'b: 'a>(&self, alloc: &'b dyn Allocator) -> Result<Box<Cursor<'a> + 'a>, DBError> {
[INFO] [stdout]    |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/operation/project.rs:33:64
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fn bind<'b: 'a>(&self, alloc: &'b Allocator) -> Result<Box<Cursor<'a> + 'a>, DBError> {
[INFO] [stdout]    |                                                                ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fn bind<'b: 'a>(&self, alloc: &'b Allocator) -> Result<Box<dyn Cursor<'a> + 'a>, DBError> {
[INFO] [stdout]    |                                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/expression/mod.rs:12:39
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn bind<'b: 'a>(&self, alloc: &'a Allocator) -> Result<Box<BoundExpression + 'a>, DBError>;
[INFO] [stdout]    |                                       ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn bind<'b: 'a>(&self, alloc: &'a dyn Allocator) -> Result<Box<BoundExpression + 'a>, DBError>;
[INFO] [stdout]    |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/expression/mod.rs:12:64
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn bind<'b: 'a>(&self, alloc: &'a Allocator) -> Result<Box<BoundExpression + 'a>, DBError>;
[INFO] [stdout]    |                                                                ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn bind<'b: 'a>(&self, alloc: &'a Allocator) -> Result<Box<dyn BoundExpression + 'a>, DBError>;
[INFO] [stdout]    |                                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/projector.rs:135:45
[INFO] [stdout]     |
[INFO] [stdout] 135 |     pub fn project_view<'a>(&self, src: &'a View<'a>) -> Result<RefView<'a>, DBError> {
[INFO] [stdout]     |                                             ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 135 |     pub fn project_view<'a>(&self, src: &'a dyn View<'a>) -> Result<RefView<'a>, DBError> {
[INFO] [stdout]     |                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/block.rs:323:28
[INFO] [stdout]     |
[INFO] [stdout] 323 |             .map(|c| c as &RefColumn)
[INFO] [stdout]     |                            ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 323 |             .map(|c| c as &dyn RefColumn)
[INFO] [stdout]     |                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/block.rs:373:28
[INFO] [stdout]     |
[INFO] [stdout] 373 |             .map(|c| c as &RefColumn)
[INFO] [stdout]     |                            ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 373 |             .map(|c| c as &dyn RefColumn)
[INFO] [stdout]     |                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/block.rs:323:28
[INFO] [stdout]     |
[INFO] [stdout] 323 |             .map(|c| c as &RefColumn)
[INFO] [stdout]     |                            ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 323 |             .map(|c| c as &dyn RefColumn)
[INFO] [stdout]     |                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/block.rs:373:28
[INFO] [stdout]     |
[INFO] [stdout] 373 |             .map(|c| c as &RefColumn)
[INFO] [stdout]     |                            ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 373 |             .map(|c| c as &dyn RefColumn)
[INFO] [stdout]     |                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `src`
[INFO] [stdout]    --> src/projector.rs:129:24
[INFO] [stdout]     |
[INFO] [stdout] 129 |     pub fn bind(&self, src: &[&Schema]) -> Result<BoundProjector, DBError> {
[INFO] [stdout]     |                        ^^^ help: if this is intentional, prefix it with an underscore: `_src`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors; 45 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0557, E0635.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `dbkit-engine` (lib) due to 6 previous errors; 45 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unused variable: `src`
[INFO] [stdout]    --> src/projector.rs:129:24
[INFO] [stdout]     |
[INFO] [stdout] 129 |     pub fn bind(&self, src: &[&Schema]) -> Result<BoundProjector, DBError> {
[INFO] [stdout]     |                        ^^^ help: if this is intentional, prefix it with an underscore: `_src`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors; 51 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0557, E0635.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `dbkit-engine` (lib test) due to 6 previous errors; 51 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "2e7edbf531952a20d12ceed1961cacd25aeb401c0b68de1f9eacd6e6b2edffa8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e7edbf531952a20d12ceed1961cacd25aeb401c0b68de1f9eacd6e6b2edffa8", kill_on_drop: false }`
[INFO] [stdout] 2e7edbf531952a20d12ceed1961cacd25aeb401c0b68de1f9eacd6e6b2edffa8
[INFO] checking dbkit-engine-0.0.9 against try#bfe97fcae016881ad333f0ff8cea2cadb9cf136c for pr-121848
[INFO] extracting crate dbkit-engine 0.0.9 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate dbkit-engine 0.0.9 on toolchain bfe97fcae016881ad333f0ff8cea2cadb9cf136c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dbkit-engine 0.0.9
[INFO] finished tweaking crates.io crate dbkit-engine 0.0.9
[INFO] tweaked toml for crates.io crate dbkit-engine 0.0.9 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c65d5e1a7a71d7a20f6406e8787469b0acf04f438b242c1e1b8b0b9bee8746c3
[INFO] running `Command { std: "docker" "start" "-a" "c65d5e1a7a71d7a20f6406e8787469b0acf04f438b242c1e1b8b0b9bee8746c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c65d5e1a7a71d7a20f6406e8787469b0acf04f438b242c1e1b8b0b9bee8746c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c65d5e1a7a71d7a20f6406e8787469b0acf04f438b242c1e1b8b0b9bee8746c3", kill_on_drop: false }`
[INFO] [stdout] c65d5e1a7a71d7a20f6406e8787469b0acf04f438b242c1e1b8b0b9bee8746c3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2bb7ecb561780947b67b0ba075148aa294814464a2d88730712af55c9f9e032e
[INFO] running `Command { std: "docker" "start" "-a" "2bb7ecb561780947b67b0ba075148aa294814464a2d88730712af55c9f9e032e", kill_on_drop: false }`
[INFO] [stderr]     Checking rustc-serialize v0.3.25
[INFO] [stderr]     Checking log v0.4.21
[INFO] [stderr]     Checking itertools v0.4.19
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking toml v0.2.1
[INFO] [stderr]     Checking dbkit-engine v0.0.9 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/lib.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | #![feature(box_syntax)]
[INFO] [stdout]   |            ^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: replaced with `#[rustc_box]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/lib.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | #![feature(box_syntax)]
[INFO] [stdout]   |            ^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: replaced with `#[rustc_box]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]   --> src/operation/project.rs:28:24
[INFO] [stdout]    |
[INFO] [stdout] 28 |         Project { src: box src, proj: proj }
[INFO] [stdout]    |                        ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]    |
[INFO] [stdout] 28 |         Project { src: Box::new(src), proj: proj }
[INFO] [stdout]    |                        ~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]   --> src/expression/mod.rs:37:20
[INFO] [stdout]    |
[INFO] [stdout] 37 |             input: box input,
[INFO] [stdout]    |                    ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]    |
[INFO] [stdout] 37 |             input: Box::new(input),
[INFO] [stdout]    |                    ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]   --> src/operation/project.rs:28:24
[INFO] [stdout]    |
[INFO] [stdout] 28 |         Project { src: box src, proj: proj }
[INFO] [stdout]    |                        ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]    |
[INFO] [stdout] 28 |         Project { src: Box::new(src), proj: proj }
[INFO] [stdout]    |                        ~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]   --> src/expression/mod.rs:37:20
[INFO] [stdout]    |
[INFO] [stdout] 37 |             input: box input,
[INFO] [stdout]    |                    ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]    |
[INFO] [stdout] 37 |             input: Box::new(input),
[INFO] [stdout]    |                    ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `alloc::heap`
[INFO] [stdout]  --> src/allocator.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use alloc::heap;
[INFO] [stdout]   |     ^^^^^^^^^^^ no `heap` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `alloc::heap`
[INFO] [stdout]  --> src/allocator.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use alloc::heap;
[INFO] [stdout]   |     ^^^^^^^^^^^ no `heap` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]   --> src/lib.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | #[macro_use]
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `AsRef` is imported redundantly
[INFO] [stdout]  --> src/types.rs:2:20
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::convert::{AsRef, From};
[INFO] [stdout]   |                    ^^^^^
[INFO] [stdout]  --> /rustc/bfe97fcae016881ad333f0ff8cea2cadb9cf136c/library/std/src/prelude/mod.rs:105:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `AsRef` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `From` is imported redundantly
[INFO] [stdout]  --> src/types.rs:2:27
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::convert::{AsRef, From};
[INFO] [stdout]   |                           ^^^^
[INFO] [stdout]  --> /rustc/bfe97fcae016881ad333f0ff8cea2cadb9cf136c/library/std/src/prelude/mod.rs:105:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `From` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Iterator` is imported redundantly
[INFO] [stdout]  --> src/schema.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::iter::Iterator;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/bfe97fcae016881ad333f0ff8cea2cadb9cf136c/library/std/src/prelude/mod.rs:105:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Iterator` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]   --> src/lib.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | #[macro_use]
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `block::*`
[INFO] [stdout]    --> src/table.rs:197:9
[INFO] [stdout]     |
[INFO] [stdout] 197 |     use block::*;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `DBError` is imported redundantly
[INFO] [stdout]    --> src/table.rs:198:9
[INFO] [stdout]     |
[INFO] [stdout] 195 |     use super::*;
[INFO] [stdout]     |         -------- the item `DBError` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 198 |     use error::DBError;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `row::*`
[INFO] [stdout]    --> src/table.rs:199:9
[INFO] [stdout]     |
[INFO] [stdout] 199 |     use row::*;
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `AsRef` is imported redundantly
[INFO] [stdout]  --> src/types.rs:2:20
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::convert::{AsRef, From};
[INFO] [stdout]   |                    ^^^^^
[INFO] [stdout]  --> /rustc/bfe97fcae016881ad333f0ff8cea2cadb9cf136c/library/std/src/prelude/mod.rs:105:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `AsRef` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/operation/mod.rs:38:28
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn bind<'b: 'a>(&self, &'b Allocator) -> Result<Box<Cursor<'a> + 'a>, DBError>;
[INFO] [stdout]    |                            ^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &'b Allocator`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout]    = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Schema` is imported redundantly
[INFO] [stdout]   --> src/operation/project.rs:71:31
[INFO] [stdout]    |
[INFO] [stdout] 69 |     use super::*;
[INFO] [stdout]    |         -------- the item `Schema` is already imported here
[INFO] [stdout] 70 |     use ::allocator;
[INFO] [stdout] 71 |     use ::schema::{Attribute, Schema};
[INFO] [stdout]    |                               ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `From` is imported redundantly
[INFO] [stdout]  --> src/types.rs:2:27
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::convert::{AsRef, From};
[INFO] [stdout]   |                           ^^^^
[INFO] [stdout]  --> /rustc/bfe97fcae016881ad333f0ff8cea2cadb9cf136c/library/std/src/prelude/mod.rs:105:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `From` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Operation` is imported redundantly
[INFO] [stdout]   --> src/operation/project.rs:72:23
[INFO] [stdout]    |
[INFO] [stdout] 69 |     use super::*;
[INFO] [stdout]    |         -------- the item `Operation` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 72 |     use ::operation::{Operation, ScanView};
[INFO] [stdout]    |                       ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `::projector::*`
[INFO] [stdout]   --> src/operation/project.rs:73:9
[INFO] [stdout]    |
[INFO] [stdout] 73 |     use ::projector::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Into` is imported redundantly
[INFO] [stdout]  --> src/expression/mod.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::convert::Into;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/bfe97fcae016881ad333f0ff8cea2cadb9cf136c/library/std/src/prelude/mod.rs:105:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Into` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Iterator` is imported redundantly
[INFO] [stdout]  --> src/schema.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::iter::Iterator;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/bfe97fcae016881ad333f0ff8cea2cadb9cf136c/library/std/src/prelude/mod.rs:105:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Iterator` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/operation/mod.rs:38:28
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn bind<'b: 'a>(&self, &'b Allocator) -> Result<Box<Cursor<'a> + 'a>, DBError>;
[INFO] [stdout]    |                            ^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &'b Allocator`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout]    = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Into` is imported redundantly
[INFO] [stdout]  --> src/expression/mod.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::convert::Into;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/bfe97fcae016881ad333f0ff8cea2cadb9cf136c/library/std/src/prelude/mod.rs:105:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Into` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/allocator.rs:177:46
[INFO] [stdout]     |
[INFO] [stdout] 177 |             let mut out: &'a mut [u8] = mem::uninitialized();
[INFO] [stdout]     |                                              ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `associated_consts` has been stable since 1.20.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(associated_consts)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `question_mark` has been stable since 1.13.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | #![feature(question_mark)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `alloc` has been stable since 1.36.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(alloc)]
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/allocator.rs:177:46
[INFO] [stdout]     |
[INFO] [stdout] 177 |             let mut out: &'a mut [u8] = mem::uninitialized();
[INFO] [stdout]     |                                              ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `heap_api`
[INFO] [stdout]  --> src/lib.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | #![feature(heap_api)]
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/allocator.rs:39:24
[INFO] [stdout]    |
[INFO] [stdout] 39 |     parent: Option<&'a Allocator>,
[INFO] [stdout]    |                        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) 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]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 39 |     parent: Option<&'a dyn Allocator>,
[INFO] [stdout]    |                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `associated_consts` has been stable since 1.20.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(associated_consts)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `question_mark` has been stable since 1.13.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | #![feature(question_mark)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/allocator.rs:165:17
[INFO] [stdout]     |
[INFO] [stdout] 165 |     parent: &'a Allocator,
[INFO] [stdout]     |                 ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 165 |     parent: &'a dyn Allocator,
[INFO] [stdout]     |                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/block.rs:95:24
[INFO] [stdout]    |
[INFO] [stdout] 95 |     allocator: &'alloc Allocator,
[INFO] [stdout]    |                        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 95 |     allocator: &'alloc dyn Allocator,
[INFO] [stdout]    |                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/block.rs:359:20
[INFO] [stdout]     |
[INFO] [stdout] 359 |     allocator: &'b Allocator,
[INFO] [stdout]     |                    ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 359 |     allocator: &'b dyn Allocator,
[INFO] [stdout]     |                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `alloc` has been stable since 1.36.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(alloc)]
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `heap_api`
[INFO] [stdout]  --> src/lib.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | #![feature(heap_api)]
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/operation/scan_view.rs:13:18
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub src: &'a View<'a>,
[INFO] [stdout]    |                  ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub src: &'a dyn View<'a>,
[INFO] [stdout]    |                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/operation/project.rs:15:18
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub src: Box<Operation<'a> + 'a>,
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub src: Box<dyn Operation<'a> + 'a>,
[INFO] [stdout]    |                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/allocator.rs:39:24
[INFO] [stdout]    |
[INFO] [stdout] 39 |     parent: Option<&'a Allocator>,
[INFO] [stdout]    |                        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) 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]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 39 |     parent: Option<&'a dyn Allocator>,
[INFO] [stdout]    |                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/operation/project.rs:21:16
[INFO] [stdout]    |
[INFO] [stdout] 21 |     input: Box<Cursor<'a> + 'a>,
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 21 |     input: Box<dyn Cursor<'a> + 'a>,
[INFO] [stdout]    |                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/allocator.rs:165:17
[INFO] [stdout]     |
[INFO] [stdout] 165 |     parent: &'a Allocator,
[INFO] [stdout]     |                 ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 165 |     parent: &'a dyn Allocator,
[INFO] [stdout]     |                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/expression/mod.rs:21:20
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub input: Box<Expression<'a> + 'a>,
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub input: Box<dyn Expression<'a> + 'a>,
[INFO] [stdout]    |                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/block.rs:95:24
[INFO] [stdout]    |
[INFO] [stdout] 95 |     allocator: &'alloc Allocator,
[INFO] [stdout]    |                        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 95 |     allocator: &'alloc dyn Allocator,
[INFO] [stdout]    |                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/block.rs:359:20
[INFO] [stdout]     |
[INFO] [stdout] 359 |     allocator: &'b Allocator,
[INFO] [stdout]     |                    ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 359 |     allocator: &'b dyn Allocator,
[INFO] [stdout]     |                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/allocator.rs:174:37
[INFO] [stdout]     |
[INFO] [stdout] 174 | unsafe fn make_arena<'a>(alloc: &'a Allocator, size: usize) -> Result<&'a mut [u8], DBError> {
[INFO] [stdout]     |                                     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 174 | unsafe fn make_arena<'a>(alloc: &'a dyn Allocator, size: usize) -> Result<&'a mut [u8], DBError> {
[INFO] [stdout]     |                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/operation/scan_view.rs:13:18
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub src: &'a View<'a>,
[INFO] [stdout]    |                  ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub src: &'a dyn View<'a>,
[INFO] [stdout]    |                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/allocator.rs:186:27
[INFO] [stdout]     |
[INFO] [stdout] 186 |     pub fn new(alloc: &'a Allocator, min_size: usize, max_size: usize) -> ChainedArena<'a> {
[INFO] [stdout]     |                           ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 186 |     pub fn new(alloc: &'a dyn Allocator, min_size: usize, max_size: usize) -> ChainedArena<'a> {
[INFO] [stdout]     |                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/operation/project.rs:15:18
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub src: Box<Operation<'a> + 'a>,
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub src: Box<dyn Operation<'a> + 'a>,
[INFO] [stdout]    |                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/operation/project.rs:21:16
[INFO] [stdout]    |
[INFO] [stdout] 21 |     input: Box<Cursor<'a> + 'a>,
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 21 |     input: Box<dyn Cursor<'a> + 'a>,
[INFO] [stdout]    |                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/expression/mod.rs:21:20
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub input: Box<Expression<'a> + 'a>,
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub input: Box<dyn Expression<'a> + 'a>,
[INFO] [stdout]    |                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/block.rs:46:47
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub fn column_rows<'c, T: ValueInfo>(col: &'c RefColumn) -> Result<&'c [T::Store], DBError> {
[INFO] [stdout]    |                                               ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub fn column_rows<'c, T: ValueInfo>(col: &'c dyn RefColumn) -> Result<&'c [T::Store], DBError> {
[INFO] [stdout]    |                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/allocator.rs:174:37
[INFO] [stdout]     |
[INFO] [stdout] 174 | unsafe fn make_arena<'a>(alloc: &'a Allocator, size: usize) -> Result<&'a mut [u8], DBError> {
[INFO] [stdout]     |                                     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 174 | unsafe fn make_arena<'a>(alloc: &'a dyn Allocator, size: usize) -> Result<&'a mut [u8], DBError> {
[INFO] [stdout]     |                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/block.rs:69:34
[INFO] [stdout]    |
[INFO] [stdout] 69 | pub fn column_nulls<'c>(col: &'c RefColumn) ->  Result<BoolBitmap<'c>, DBError> {
[INFO] [stdout]    |                                  ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 69 | pub fn column_nulls<'c>(col: &'c dyn RefColumn) ->  Result<BoolBitmap<'c>, DBError> {
[INFO] [stdout]    |                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/allocator.rs:186:27
[INFO] [stdout]     |
[INFO] [stdout] 186 |     pub fn new(alloc: &'a Allocator, min_size: usize, max_size: usize) -> ChainedArena<'a> {
[INFO] [stdout]     |                           ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 186 |     pub fn new(alloc: &'a dyn Allocator, min_size: usize, max_size: usize) -> ChainedArena<'a> {
[INFO] [stdout]     |                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/block.rs:114:34
[INFO] [stdout]     |
[INFO] [stdout] 114 | pub fn alias_column<'a>(src: &'a RefColumn<'a>, range: Option<RowRange>)
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 114 | pub fn alias_column<'a>(src: &'a dyn RefColumn<'a>, range: Option<RowRange>)
[INFO] [stdout]     |                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/block.rs:302:35
[INFO] [stdout]     |
[INFO] [stdout] 302 | pub fn alias_columns<'a>(src: &'a View<'a>, range: Option<RowRange>)
[INFO] [stdout]     |                                   ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 302 | pub fn alias_columns<'a>(src: &'a dyn View<'a>, range: Option<RowRange>)
[INFO] [stdout]     |                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/block.rs:332:34
[INFO] [stdout]     |
[INFO] [stdout] 332 | pub fn window_alias<'a>(src: &'a View<'a>, range: Option<RowRange>)
[INFO] [stdout]     |                                  ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 332 | pub fn window_alias<'a>(src: &'a dyn View<'a>, range: Option<RowRange>)
[INFO] [stdout]     |                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/block.rs:287:51
[INFO] [stdout]     |
[INFO] [stdout] 287 |     fn column(&'v self, pos: usize) -> Option<&'v RefColumn<'v>>;
[INFO] [stdout]     |                                                   ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 287 |     fn column(&'v self, pos: usize) -> Option<&'v dyn RefColumn<'v>>;
[INFO] [stdout]     |                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/block.rs:46:47
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub fn column_rows<'c, T: ValueInfo>(col: &'c RefColumn) -> Result<&'c [T::Store], DBError> {
[INFO] [stdout]    |                                               ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub fn column_rows<'c, T: ValueInfo>(col: &'c dyn RefColumn) -> Result<&'c [T::Store], DBError> {
[INFO] [stdout]    |                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/block.rs:205:23
[INFO] [stdout]     |
[INFO] [stdout] 205 |     fn new(a: &'alloc Allocator, attr: Attribute) -> Column<'alloc> {
[INFO] [stdout]     |                       ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 205 |     fn new(a: &'alloc dyn Allocator, attr: Attribute) -> Column<'alloc> {
[INFO] [stdout]     |                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/block.rs:69:34
[INFO] [stdout]    |
[INFO] [stdout] 69 | pub fn column_nulls<'c>(col: &'c RefColumn) ->  Result<BoolBitmap<'c>, DBError> {
[INFO] [stdout]    |                                  ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 69 | pub fn column_nulls<'c>(col: &'c dyn RefColumn) ->  Result<BoolBitmap<'c>, DBError> {
[INFO] [stdout]    |                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/block.rs:114:34
[INFO] [stdout]     |
[INFO] [stdout] 114 | pub fn alias_column<'a>(src: &'a RefColumn<'a>, range: Option<RowRange>)
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 114 | pub fn alias_column<'a>(src: &'a dyn RefColumn<'a>, range: Option<RowRange>)
[INFO] [stdout]     |                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/block.rs:321:48
[INFO] [stdout]     |
[INFO] [stdout] 321 |     fn column(&'a self, pos: usize) -> Option<&RefColumn> {
[INFO] [stdout]     |                                                ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 321 |     fn column(&'a self, pos: usize) -> Option<&dyn RefColumn> {
[INFO] [stdout]     |                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/block.rs:302:35
[INFO] [stdout]     |
[INFO] [stdout] 302 | pub fn alias_columns<'a>(src: &'a View<'a>, range: Option<RowRange>)
[INFO] [stdout]     |                                   ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 302 | pub fn alias_columns<'a>(src: &'a dyn View<'a>, range: Option<RowRange>)
[INFO] [stdout]     |                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/block.rs:371:48
[INFO] [stdout]     |
[INFO] [stdout] 371 |     fn column(&'b self, pos: usize) -> Option<&RefColumn> {
[INFO] [stdout]     |                                                ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 371 |     fn column(&'b self, pos: usize) -> Option<&dyn RefColumn> {
[INFO] [stdout]     |                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/block.rs:332:34
[INFO] [stdout]     |
[INFO] [stdout] 332 | pub fn window_alias<'a>(src: &'a View<'a>, range: Option<RowRange>)
[INFO] [stdout]     |                                  ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 332 | pub fn window_alias<'a>(src: &'a dyn View<'a>, range: Option<RowRange>)
[INFO] [stdout]     |                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/block.rs:382:27
[INFO] [stdout]     |
[INFO] [stdout] 382 |     pub fn new(alloc: &'b Allocator, schema: &Schema) -> Block<'b> {
[INFO] [stdout]     |                           ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 382 |     pub fn new(alloc: &'b dyn Allocator, schema: &Schema) -> Block<'b> {
[INFO] [stdout]     |                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/block.rs:287:51
[INFO] [stdout]     |
[INFO] [stdout] 287 |     fn column(&'v self, pos: usize) -> Option<&'v RefColumn<'v>>;
[INFO] [stdout]     |                                                   ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 287 |     fn column(&'v self, pos: usize) -> Option<&'v dyn RefColumn<'v>>;
[INFO] [stdout]     |                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/table.rs:24:52
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn column(&'alloc self, pos: usize) -> Option<&RefColumn> {
[INFO] [stdout]    |                                                    ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn column(&'alloc self, pos: usize) -> Option<&dyn RefColumn> {
[INFO] [stdout]    |                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/table.rs:40:31
[INFO] [stdout]    |
[INFO] [stdout] 40 |     pub fn new(alloc: &'alloc Allocator, schema: &Schema, capacity: Option<RowOffset>) -> Table<'alloc> {
[INFO] [stdout]    |                               ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 40 |     pub fn new(alloc: &'alloc dyn Allocator, schema: &Schema, capacity: Option<RowOffset>) -> Table<'alloc> {
[INFO] [stdout]    |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/block.rs:205:23
[INFO] [stdout]     |
[INFO] [stdout] 205 |     fn new(a: &'alloc Allocator, attr: Attribute) -> Column<'alloc> {
[INFO] [stdout]     |                       ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 205 |     fn new(a: &'alloc dyn Allocator, attr: Attribute) -> Column<'alloc> {
[INFO] [stdout]     |                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/block.rs:321:48
[INFO] [stdout]     |
[INFO] [stdout] 321 |     fn column(&'a self, pos: usize) -> Option<&RefColumn> {
[INFO] [stdout]     |                                                ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 321 |     fn column(&'a self, pos: usize) -> Option<&dyn RefColumn> {
[INFO] [stdout]     |                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/operation/mod.rs:38:32
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn bind<'b: 'a>(&self, &'b Allocator) -> Result<Box<Cursor<'a> + 'a>, DBError>;
[INFO] [stdout]    |                                ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn bind<'b: 'a>(&self, &'b dyn Allocator) -> Result<Box<Cursor<'a> + 'a>, DBError>;
[INFO] [stdout]    |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/block.rs:371:48
[INFO] [stdout]     |
[INFO] [stdout] 371 |     fn column(&'b self, pos: usize) -> Option<&RefColumn> {
[INFO] [stdout]     |                                                ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 371 |     fn column(&'b self, pos: usize) -> Option<&dyn RefColumn> {
[INFO] [stdout]     |                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/block.rs:382:27
[INFO] [stdout]     |
[INFO] [stdout] 382 |     pub fn new(alloc: &'b Allocator, schema: &Schema) -> Block<'b> {
[INFO] [stdout]     |                           ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 382 |     pub fn new(alloc: &'b dyn Allocator, schema: &Schema) -> Block<'b> {
[INFO] [stdout]     |                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/operation/mod.rs:38:57
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn bind<'b: 'a>(&self, &'b Allocator) -> Result<Box<Cursor<'a> + 'a>, DBError>;
[INFO] [stdout]    |                                                         ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn bind<'b: 'a>(&self, &'b Allocator) -> Result<Box<dyn Cursor<'a> + 'a>, DBError>;
[INFO] [stdout]    |                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/table.rs:24:52
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn column(&'alloc self, pos: usize) -> Option<&RefColumn> {
[INFO] [stdout]    |                                                    ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn column(&'alloc self, pos: usize) -> Option<&dyn RefColumn> {
[INFO] [stdout]    |                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/table.rs:40:31
[INFO] [stdout]    |
[INFO] [stdout] 40 |     pub fn new(alloc: &'alloc Allocator, schema: &Schema, capacity: Option<RowOffset>) -> Table<'alloc> {
[INFO] [stdout]    |                               ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 40 |     pub fn new(alloc: &'alloc dyn Allocator, schema: &Schema, capacity: Option<RowOffset>) -> Table<'alloc> {
[INFO] [stdout]    |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/operation/scan_view.rs:18:25
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub fn new(src: &'a View<'a>, range: Option<RowRange>) -> ScanView<'a> {
[INFO] [stdout]    |                         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub fn new(src: &'a dyn View<'a>, range: Option<RowRange>) -> ScanView<'a> {
[INFO] [stdout]    |                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/operation/mod.rs:38:32
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn bind<'b: 'a>(&self, &'b Allocator) -> Result<Box<Cursor<'a> + 'a>, DBError>;
[INFO] [stdout]    |                                ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn bind<'b: 'a>(&self, &'b dyn Allocator) -> Result<Box<Cursor<'a> + 'a>, DBError>;
[INFO] [stdout]    |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/operation/mod.rs:38:57
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn bind<'b: 'a>(&self, &'b Allocator) -> Result<Box<Cursor<'a> + 'a>, DBError>;
[INFO] [stdout]    |                                                         ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn bind<'b: 'a>(&self, &'b Allocator) -> Result<Box<dyn Cursor<'a> + 'a>, DBError>;
[INFO] [stdout]    |                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/operation/scan_view.rs:24:35
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn bind<'b: 'a>(&self, _: &'b Allocator) -> Result<Box<Cursor<'a> + 'a>, DBError> {
[INFO] [stdout]    |                                   ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn bind<'b: 'a>(&self, _: &'b dyn Allocator) -> Result<Box<Cursor<'a> + 'a>, DBError> {
[INFO] [stdout]    |                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/operation/scan_view.rs:18:25
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub fn new(src: &'a View<'a>, range: Option<RowRange>) -> ScanView<'a> {
[INFO] [stdout]    |                         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub fn new(src: &'a dyn View<'a>, range: Option<RowRange>) -> ScanView<'a> {
[INFO] [stdout]    |                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/operation/scan_view.rs:24:60
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn bind<'b: 'a>(&self, _: &'b Allocator) -> Result<Box<Cursor<'a> + 'a>, DBError> {
[INFO] [stdout]    |                                                            ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn bind<'b: 'a>(&self, _: &'b Allocator) -> Result<Box<dyn Cursor<'a> + 'a>, DBError> {
[INFO] [stdout]    |                                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/operation/scan_view.rs:24:35
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn bind<'b: 'a>(&self, _: &'b Allocator) -> Result<Box<Cursor<'a> + 'a>, DBError> {
[INFO] [stdout]    |                                   ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn bind<'b: 'a>(&self, _: &'b dyn Allocator) -> Result<Box<Cursor<'a> + 'a>, DBError> {
[INFO] [stdout]    |                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/operation/scan_view.rs:24:60
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn bind<'b: 'a>(&self, _: &'b Allocator) -> Result<Box<Cursor<'a> + 'a>, DBError> {
[INFO] [stdout]    |                                                            ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn bind<'b: 'a>(&self, _: &'b Allocator) -> Result<Box<dyn Cursor<'a> + 'a>, DBError> {
[INFO] [stdout]    |                                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/operation/project.rs:33:39
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fn bind<'b: 'a>(&self, alloc: &'b Allocator) -> Result<Box<Cursor<'a> + 'a>, DBError> {
[INFO] [stdout]    |                                       ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fn bind<'b: 'a>(&self, alloc: &'b dyn Allocator) -> Result<Box<Cursor<'a> + 'a>, DBError> {
[INFO] [stdout]    |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/operation/project.rs:33:64
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fn bind<'b: 'a>(&self, alloc: &'b Allocator) -> Result<Box<Cursor<'a> + 'a>, DBError> {
[INFO] [stdout]    |                                                                ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fn bind<'b: 'a>(&self, alloc: &'b Allocator) -> Result<Box<dyn Cursor<'a> + 'a>, DBError> {
[INFO] [stdout]    |                                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/operation/project.rs:33:39
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fn bind<'b: 'a>(&self, alloc: &'b Allocator) -> Result<Box<Cursor<'a> + 'a>, DBError> {
[INFO] [stdout]    |                                       ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fn bind<'b: 'a>(&self, alloc: &'b dyn Allocator) -> Result<Box<Cursor<'a> + 'a>, DBError> {
[INFO] [stdout]    |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/operation/project.rs:33:64
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fn bind<'b: 'a>(&self, alloc: &'b Allocator) -> Result<Box<Cursor<'a> + 'a>, DBError> {
[INFO] [stdout]    |                                                                ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fn bind<'b: 'a>(&self, alloc: &'b Allocator) -> Result<Box<dyn Cursor<'a> + 'a>, DBError> {
[INFO] [stdout]    |                                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/expression/mod.rs:12:39
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn bind<'b: 'a>(&self, alloc: &'a Allocator) -> Result<Box<BoundExpression + 'a>, DBError>;
[INFO] [stdout]    |                                       ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn bind<'b: 'a>(&self, alloc: &'a dyn Allocator) -> Result<Box<BoundExpression + 'a>, DBError>;
[INFO] [stdout]    |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/expression/mod.rs:12:39
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn bind<'b: 'a>(&self, alloc: &'a Allocator) -> Result<Box<BoundExpression + 'a>, DBError>;
[INFO] [stdout]    |                                       ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn bind<'b: 'a>(&self, alloc: &'a dyn Allocator) -> Result<Box<BoundExpression + 'a>, DBError>;
[INFO] [stdout]    |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/expression/mod.rs:12:64
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn bind<'b: 'a>(&self, alloc: &'a Allocator) -> Result<Box<BoundExpression + 'a>, DBError>;
[INFO] [stdout]    |                                                                ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn bind<'b: 'a>(&self, alloc: &'a Allocator) -> Result<Box<dyn BoundExpression + 'a>, DBError>;
[INFO] [stdout]    |                                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/expression/mod.rs:12:64
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn bind<'b: 'a>(&self, alloc: &'a Allocator) -> Result<Box<BoundExpression + 'a>, DBError>;
[INFO] [stdout]    |                                                                ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn bind<'b: 'a>(&self, alloc: &'a Allocator) -> Result<Box<dyn BoundExpression + 'a>, DBError>;
[INFO] [stdout]    |                                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/projector.rs:135:45
[INFO] [stdout]     |
[INFO] [stdout] 135 |     pub fn project_view<'a>(&self, src: &'a View<'a>) -> Result<RefView<'a>, DBError> {
[INFO] [stdout]     |                                             ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 135 |     pub fn project_view<'a>(&self, src: &'a dyn View<'a>) -> Result<RefView<'a>, DBError> {
[INFO] [stdout]     |                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/projector.rs:135:45
[INFO] [stdout]     |
[INFO] [stdout] 135 |     pub fn project_view<'a>(&self, src: &'a View<'a>) -> Result<RefView<'a>, DBError> {
[INFO] [stdout]     |                                             ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 135 |     pub fn project_view<'a>(&self, src: &'a dyn View<'a>) -> Result<RefView<'a>, DBError> {
[INFO] [stdout]     |                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/block.rs:323:28
[INFO] [stdout]     |
[INFO] [stdout] 323 |             .map(|c| c as &RefColumn)
[INFO] [stdout]     |                            ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 323 |             .map(|c| c as &dyn RefColumn)
[INFO] [stdout]     |                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/block.rs:373:28
[INFO] [stdout]     |
[INFO] [stdout] 373 |             .map(|c| c as &RefColumn)
[INFO] [stdout]     |                            ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 373 |             .map(|c| c as &dyn RefColumn)
[INFO] [stdout]     |                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/block.rs:323:28
[INFO] [stdout]     |
[INFO] [stdout] 323 |             .map(|c| c as &RefColumn)
[INFO] [stdout]     |                            ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 323 |             .map(|c| c as &dyn RefColumn)
[INFO] [stdout]     |                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/block.rs:373:28
[INFO] [stdout]     |
[INFO] [stdout] 373 |             .map(|c| c as &RefColumn)
[INFO] [stdout]     |                            ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 373 |             .map(|c| c as &dyn RefColumn)
[INFO] [stdout]     |                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `src`
[INFO] [stdout]    --> src/projector.rs:129:24
[INFO] [stdout]     |
[INFO] [stdout] 129 |     pub fn bind(&self, src: &[&Schema]) -> Result<BoundProjector, DBError> {
[INFO] [stdout]     |                        ^^^ help: if this is intentional, prefix it with an underscore: `_src`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `src`
[INFO] [stdout]    --> src/projector.rs:129:24
[INFO] [stdout]     |
[INFO] [stdout] 129 |     pub fn bind(&self, src: &[&Schema]) -> Result<BoundProjector, DBError> {
[INFO] [stdout]     |                        ^^^ help: if this is intentional, prefix it with an underscore: `_src`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors; 51 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0557, E0635.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors; 45 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0557, E0635.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `dbkit-engine` (lib test) due to 6 previous errors; 51 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `dbkit-engine` (lib) due to 6 previous errors; 45 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "2bb7ecb561780947b67b0ba075148aa294814464a2d88730712af55c9f9e032e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2bb7ecb561780947b67b0ba075148aa294814464a2d88730712af55c9f9e032e", kill_on_drop: false }`
[INFO] [stdout] 2bb7ecb561780947b67b0ba075148aa294814464a2d88730712af55c9f9e032e
