[INFO] cloning repository https://github.com/angelini/c-store
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/angelini/c-store" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fangelini%2Fc-store", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fangelini%2Fc-store'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6ccda67829e01f94dc617ee4f3f8b86927a773eb
[INFO] checking angelini/c-store against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fangelini%2Fc-store" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/angelini/c-store on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/angelini/c-store
[INFO] finished tweaking git repo https://github.com/angelini/c-store
[INFO] tweaked toml for git repo https://github.com/angelini/c-store written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/angelini/c-store already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 81253e028e09b6f7272f8de5d1c8023ef201c0df31ce8896ded397870d709250
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "81253e028e09b6f7272f8de5d1c8023ef201c0df31ce8896ded397870d709250", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "81253e028e09b6f7272f8de5d1c8023ef201c0df31ce8896ded397870d709250", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81253e028e09b6f7272f8de5d1c8023ef201c0df31ce8896ded397870d709250", kill_on_drop: false }`
[INFO] [stdout] 81253e028e09b6f7272f8de5d1c8023ef201c0df31ce8896ded397870d709250
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 52df6905c9c15e5d793f85abfc2d4538e24fd0937efe6e19a4d81112e13cc68e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "52df6905c9c15e5d793f85abfc2d4538e24fd0937efe6e19a4d81112e13cc68e", kill_on_drop: false }`
[INFO] [stderr]     Checking c-store v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/column.rs:18:36
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn mask(&self, &[bool]) -> Box<Column>;
[INFO] [stdout]    |                                    ^^^^^^ help: use `dyn`: `dyn Column`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/column.rs:20:69
[INFO] [stdout]    |
[INFO] [stdout] 20 |     fn sorted_by(&self, ranks: &[usize], primary_sort: bool) -> Box<Column>;
[INFO] [stdout]    |                                                                     ^^^^^^ help: use `dyn`: `dyn Column`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/column.rs:23:53
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn joined_by(&self, join_idxs: &[usize]) -> Box<Column>;
[INFO] [stdout]    |                                                     ^^^^^^ help: use `dyn`: `dyn Column`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/column.rs:18:36
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn mask(&self, &[bool]) -> Box<Column>;
[INFO] [stdout]    |                                    ^^^^^^ help: use `dyn`: `dyn Column`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/column.rs:20:69
[INFO] [stdout]    |
[INFO] [stdout] 20 |     fn sorted_by(&self, ranks: &[usize], primary_sort: bool) -> Box<Column>;
[INFO] [stdout]    |                                                                     ^^^^^^ help: use `dyn`: `dyn Column`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/column.rs:23:53
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn joined_by(&self, join_idxs: &[usize]) -> Box<Column>;
[INFO] [stdout]    |                                                     ^^^^^^ help: use `dyn`: `dyn Column`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/column.rs:25:28
[INFO] [stdout]    |
[INFO] [stdout] 25 |     fn clone(&self) -> Box<Column>;
[INFO] [stdout]    |                            ^^^^^^ help: use `dyn`: `dyn Column`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/column.rs:97:47
[INFO] [stdout]    |
[INFO] [stdout] 97 |     fn mask(&self, bitstring: &[bool]) -> Box<Column> {
[INFO] [stdout]    |                                               ^^^^^^ help: use `dyn`: `dyn Column`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/column.rs:112:69
[INFO] [stdout]     |
[INFO] [stdout] 112 |     fn sorted_by(&self, ranks: &[usize], primary_sort: bool) -> Box<Column> {
[INFO] [stdout]     |                                                                     ^^^^^^ help: use `dyn`: `dyn Column`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/column.rs:148:53
[INFO] [stdout]     |
[INFO] [stdout] 148 |     fn joined_by(&self, join_idxs: &[usize]) -> Box<Column> {
[INFO] [stdout]     |                                                     ^^^^^^ help: use `dyn`: `dyn Column`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/column.rs:163:28
[INFO] [stdout]     |
[INFO] [stdout] 163 |     fn clone(&self) -> Box<Column> {
[INFO] [stdout]     |                            ^^^^^^ help: use `dyn`: `dyn Column`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/column.rs:196:47
[INFO] [stdout]     |
[INFO] [stdout] 196 |     fn mask(&self, bitstring: &[bool]) -> Box<Column> {
[INFO] [stdout]     |                                               ^^^^^^ help: use `dyn`: `dyn Column`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/column.rs:211:69
[INFO] [stdout]     |
[INFO] [stdout] 211 |     fn sorted_by(&self, ranks: &[usize], primary_sort: bool) -> Box<Column> {
[INFO] [stdout]     |                                                                     ^^^^^^ help: use `dyn`: `dyn Column`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/column.rs:247:53
[INFO] [stdout]     |
[INFO] [stdout] 247 |     fn joined_by(&self, join_idxs: &[usize]) -> Box<Column> {
[INFO] [stdout]     |                                                     ^^^^^^ help: use `dyn`: `dyn Column`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/column.rs:262:28
[INFO] [stdout]     |
[INFO] [stdout] 262 |     fn clone(&self) -> Box<Column> {
[INFO] [stdout]     |                            ^^^^^^ help: use `dyn`: `dyn Column`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/column.rs:348:47
[INFO] [stdout]     |
[INFO] [stdout] 348 |     fn mask(&self, bitstring: &[bool]) -> Box<Column> {
[INFO] [stdout]     |                                               ^^^^^^ help: use `dyn`: `dyn Column`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/column.rs:374:69
[INFO] [stdout]     |
[INFO] [stdout] 374 |     fn sorted_by(&self, ranks: &[usize], primary_sort: bool) -> Box<Column> {
[INFO] [stdout]     |                                                                     ^^^^^^ help: use `dyn`: `dyn Column`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/column.rs:410:53
[INFO] [stdout]     |
[INFO] [stdout] 410 |     fn joined_by(&self, join_idxs: &[usize]) -> Box<Column> {
[INFO] [stdout]     |                                                     ^^^^^^ help: use `dyn`: `dyn Column`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/column.rs:429:28
[INFO] [stdout]     |
[INFO] [stdout] 429 |     fn clone(&self) -> Box<Column> {
[INFO] [stdout]     |                            ^^^^^^ help: use `dyn`: `dyn Column`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:17:37
[INFO] [stdout]    |
[INFO] [stdout] 17 |     columns: HashMap<String, Rc<Box<Column>>>,
[INFO] [stdout]    |                                     ^^^^^^ help: use `dyn`: `dyn Column`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:22:45
[INFO] [stdout]    |
[INFO] [stdout] 22 |     fn new(mut columns: HashMap<String, Box<Column>>, sort_cols: Vec<String>) -> Projection {
[INFO] [stdout]    |                                             ^^^^^^ help: use `dyn`: `dyn Column`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/column.rs:25:28
[INFO] [stdout]    |
[INFO] [stdout] 25 |     fn clone(&self) -> Box<Column>;
[INFO] [stdout]    |                            ^^^^^^ help: use `dyn`: `dyn Column`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/column.rs:97:47
[INFO] [stdout]    |
[INFO] [stdout] 97 |     fn mask(&self, bitstring: &[bool]) -> Box<Column> {
[INFO] [stdout]    |                                               ^^^^^^ help: use `dyn`: `dyn Column`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/column.rs:462:43
[INFO] [stdout]     |
[INFO] [stdout] 462 |           let mut cols: HashMap<String, Box<Column>> = HashMap::new();
[INFO] [stdout]     |                                             ^^^^^^ help: use `dyn`: `dyn Column`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/main.rs:167:22
[INFO] [stdout]     |
[INFO] [stdout] 167 |       let projection = build_projection!(vec!["strings", "floats"],
[INFO] [stdout]     |  ______________________-
[INFO] [stdout] 168 | |                                        "ints",
[INFO] [stdout] 169 | |                                        (Int, vec![1, 4, 3, 5, 5]),
[INFO] [stdout] 170 | |                                        "floats",
[INFO] [stdout] 171 | |                                        (Float, vec![1.1, 4.4, 3.3, 5.5, 5.5]),
[INFO] [stdout] 172 | |                                        "strings",
[INFO] [stdout] 173 | |                                        (Str, vec!["one", "four", "three", "five", "five"]));
[INFO] [stdout]     | |___________________________________________________________________________________________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/column.rs:112:69
[INFO] [stdout]     |
[INFO] [stdout] 112 |     fn sorted_by(&self, ranks: &[usize], primary_sort: bool) -> Box<Column> {
[INFO] [stdout]     |                                                                     ^^^^^^ help: use `dyn`: `dyn Column`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/column.rs:462:43
[INFO] [stdout]     |
[INFO] [stdout] 462 |           let mut cols: HashMap<String, Box<Column>> = HashMap::new();
[INFO] [stdout]     |                                             ^^^^^^ help: use `dyn`: `dyn Column`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/main.rs:185:27
[INFO] [stdout]     |
[INFO] [stdout] 185 |       let join_projection = build_projection!(vec!["join_strings"],
[INFO] [stdout]     |  ___________________________-
[INFO] [stdout] 186 | |                                             "join_ints",
[INFO] [stdout] 187 | |                                             (Int, vec![6, 5, 4, 3, 2, 1]),
[INFO] [stdout] 188 | |                                             "join_floats",
[INFO] [stdout] ...   |
[INFO] [stdout] 191 | |                                             (Str,
[INFO] [stdout] 192 | |                                              vec!["six", "five", "four", "three", "two", "one"]));
[INFO] [stdout]     | |_________________________________________________________________________________________________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/column.rs:148:53
[INFO] [stdout]     |
[INFO] [stdout] 148 |     fn joined_by(&self, join_idxs: &[usize]) -> Box<Column> {
[INFO] [stdout]     |                                                     ^^^^^^ help: use `dyn`: `dyn Column`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/column.rs:163:28
[INFO] [stdout]     |
[INFO] [stdout] 163 |     fn clone(&self) -> Box<Column> {
[INFO] [stdout]     |                            ^^^^^^ help: use `dyn`: `dyn Column`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/column.rs:196:47
[INFO] [stdout]     |
[INFO] [stdout] 196 |     fn mask(&self, bitstring: &[bool]) -> Box<Column> {
[INFO] [stdout]     |                                               ^^^^^^ help: use `dyn`: `dyn Column`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/column.rs:211:69
[INFO] [stdout]     |
[INFO] [stdout] 211 |     fn sorted_by(&self, ranks: &[usize], primary_sort: bool) -> Box<Column> {
[INFO] [stdout]     |                                                                     ^^^^^^ help: use `dyn`: `dyn Column`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/column.rs:247:53
[INFO] [stdout]     |
[INFO] [stdout] 247 |     fn joined_by(&self, join_idxs: &[usize]) -> Box<Column> {
[INFO] [stdout]     |                                                     ^^^^^^ help: use `dyn`: `dyn Column`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/column.rs:262:28
[INFO] [stdout]     |
[INFO] [stdout] 262 |     fn clone(&self) -> Box<Column> {
[INFO] [stdout]     |                            ^^^^^^ help: use `dyn`: `dyn Column`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/column.rs:348:47
[INFO] [stdout]     |
[INFO] [stdout] 348 |     fn mask(&self, bitstring: &[bool]) -> Box<Column> {
[INFO] [stdout]     |                                               ^^^^^^ help: use `dyn`: `dyn Column`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/column.rs:374:69
[INFO] [stdout]     |
[INFO] [stdout] 374 |     fn sorted_by(&self, ranks: &[usize], primary_sort: bool) -> Box<Column> {
[INFO] [stdout]     |                                                                     ^^^^^^ help: use `dyn`: `dyn Column`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/column.rs:410:53
[INFO] [stdout]     |
[INFO] [stdout] 410 |     fn joined_by(&self, join_idxs: &[usize]) -> Box<Column> {
[INFO] [stdout]     |                                                     ^^^^^^ help: use `dyn`: `dyn Column`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/column.rs:429:28
[INFO] [stdout]     |
[INFO] [stdout] 429 |     fn clone(&self) -> Box<Column> {
[INFO] [stdout]     |                            ^^^^^^ help: use `dyn`: `dyn Column`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:17:37
[INFO] [stdout]    |
[INFO] [stdout] 17 |     columns: HashMap<String, Rc<Box<Column>>>,
[INFO] [stdout]    |                                     ^^^^^^ help: use `dyn`: `dyn Column`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:22:45
[INFO] [stdout]    |
[INFO] [stdout] 22 |     fn new(mut columns: HashMap<String, Box<Column>>, sort_cols: Vec<String>) -> Projection {
[INFO] [stdout]    |                                             ^^^^^^ help: use `dyn`: `dyn Column`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/column.rs:462:43
[INFO] [stdout]     |
[INFO] [stdout] 462 |           let mut cols: HashMap<String, Box<Column>> = HashMap::new();
[INFO] [stdout]     |                                             ^^^^^^ help: use `dyn`: `dyn Column`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/main.rs:167:22
[INFO] [stdout]     |
[INFO] [stdout] 167 |       let projection = build_projection!(vec!["strings", "floats"],
[INFO] [stdout]     |  ______________________-
[INFO] [stdout] 168 | |                                        "ints",
[INFO] [stdout] 169 | |                                        (Int, vec![1, 4, 3, 5, 5]),
[INFO] [stdout] 170 | |                                        "floats",
[INFO] [stdout] 171 | |                                        (Float, vec![1.1, 4.4, 3.3, 5.5, 5.5]),
[INFO] [stdout] 172 | |                                        "strings",
[INFO] [stdout] 173 | |                                        (Str, vec!["one", "four", "three", "five", "five"]));
[INFO] [stdout]     | |___________________________________________________________________________________________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/column.rs:462:43
[INFO] [stdout]     |
[INFO] [stdout] 462 |           let mut cols: HashMap<String, Box<Column>> = HashMap::new();
[INFO] [stdout]     |                                             ^^^^^^ help: use `dyn`: `dyn Column`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/main.rs:185:27
[INFO] [stdout]     |
[INFO] [stdout] 185 |       let join_projection = build_projection!(vec!["join_strings"],
[INFO] [stdout]     |  ___________________________-
[INFO] [stdout] 186 | |                                             "join_ints",
[INFO] [stdout] 187 | |                                             (Int, vec![6, 5, 4, 3, 2, 1]),
[INFO] [stdout] 188 | |                                             "join_floats",
[INFO] [stdout] ...   |
[INFO] [stdout] 191 | |                                             (Str,
[INFO] [stdout] 192 | |                                              vec!["six", "five", "four", "three", "two", "one"]));
[INFO] [stdout]     | |_________________________________________________________________________________________________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Str`
[INFO] [stdout]  --> src/types.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     Str(String),
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Greater`
[INFO] [stdout]   --> src/types.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     Greater,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Less`
[INFO] [stdout]   --> src/types.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     Less,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Str`
[INFO] [stdout]  --> src/types.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     Str(String),
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Greater`
[INFO] [stdout]   --> src/types.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     Greater,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Less`
[INFO] [stdout]   --> src/types.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     Less,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 23 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 23 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.95s
[INFO] running `Command { std: "docker" "inspect" "52df6905c9c15e5d793f85abfc2d4538e24fd0937efe6e19a4d81112e13cc68e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52df6905c9c15e5d793f85abfc2d4538e24fd0937efe6e19a4d81112e13cc68e", kill_on_drop: false }`
[INFO] [stdout] 52df6905c9c15e5d793f85abfc2d4538e24fd0937efe6e19a4d81112e13cc68e