[INFO] fetching crate rowboat 0.1.0...
[INFO] building rowboat-0.1.0 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate rowboat 0.1.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate rowboat 0.1.0
[INFO] finished tweaking crates.io crate rowboat 0.1.0
[INFO] tweaked toml for crates.io crate rowboat 0.1.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rowboat 0.1.0 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rowboat 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: `edition` is set on library `rowboat` which is deprecated
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] faf1a68b7797863bf44defaaa21325fb37d295b2b3d7ac2e90b86f4de84ab8c3
[INFO] running `Command { std: "docker" "start" "-a" "faf1a68b7797863bf44defaaa21325fb37d295b2b3d7ac2e90b86f4de84ab8c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "faf1a68b7797863bf44defaaa21325fb37d295b2b3d7ac2e90b86f4de84ab8c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "faf1a68b7797863bf44defaaa21325fb37d295b2b3d7ac2e90b86f4de84ab8c3", kill_on_drop: false }`
[INFO] [stdout] faf1a68b7797863bf44defaaa21325fb37d295b2b3d7ac2e90b86f4de84ab8c3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 99571a6d52a5bb30d5950dab14f89d5ab300552ac84846ccba5d6494eaa85699
[INFO] running `Command { std: "docker" "start" "-a" "99571a6d52a5bb30d5950dab14f89d5ab300552ac84846ccba5d6494eaa85699", kill_on_drop: false }`
[INFO] [stderr] warning: `edition` is set on library `rowboat` which is deprecated
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling autocfg v1.3.0
[INFO] [stderr]    Compiling serde v1.0.209
[INFO] [stderr]    Compiling regex-syntax v0.8.4
[INFO] [stderr]    Compiling ryu v1.0.18
[INFO] [stderr]    Compiling iana-time-zone v0.1.60
[INFO] [stderr]    Compiling itoa v1.0.11
[INFO] [stderr]    Compiling csv-core v0.1.11
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.76
[INFO] [stderr]    Compiling chrono v0.4.38
[INFO] [stderr]    Compiling regex-automata v0.4.7
[INFO] [stderr]    Compiling regex v1.10.6
[INFO] [stderr]    Compiling darling_core v0.20.10
[INFO] [stderr]    Compiling serde_derive v1.0.209
[INFO] [stderr]    Compiling darling_macro v0.20.10
[INFO] [stderr]    Compiling darling v0.20.10
[INFO] [stderr]    Compiling dataframe-macros v0.0.1
[INFO] [stderr]    Compiling csv v1.3.0
[INFO] [stderr]    Compiling rowboat v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/dataframe/dataslice.rs:38:18
[INFO] [stdout]    |
[INFO] [stdout] 38 |     pub fn slice(&self, start: usize, stop: usize) -> Result<DataSlice, Error> {
[INFO] [stdout]    |                  ^^^^^ the lifetime is elided here           ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 38 |     pub fn slice(&self, start: usize, stop: usize) -> Result<DataSlice<'_>, Error> {
[INFO] [stdout]    |                                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function pointer comparisons do not produce meaningful results since their addresses are not guaranteed to be unique
[INFO] [stdout]   --> src/dataframe/column.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout]  6 | #[derive(Debug, PartialEq, Clone)]
[INFO] [stdout]    |                 --------- in this derive macro expansion
[INFO] [stdout] ...
[INFO] [stdout] 11 |     type_check: fn(&Cell) -> bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: the address of the same function can vary between different codegen units
[INFO] [stdout]    = note: furthermore, different functions could have the same address after being merged together
[INFO] [stdout]    = note: for more information visit <https://doc.rust-lang.org/nightly/core/ptr/fn.fn_addr_eq.html>
[INFO] [stdout]    = note: `#[warn(unpredictable_function_pointer_comparisons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/dataframe/dataslice.rs:51:22
[INFO] [stdout]    |
[INFO] [stdout] 51 |     pub fn col_slice(&self, cols: HashSet<&str>) -> Result<DataSlice, Error> {
[INFO] [stdout]    |                      ^^^^^ the lifetime is elided here     ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 51 |     pub fn col_slice(&self, cols: HashSet<&str>) -> Result<DataSlice<'_>, Error> {
[INFO] [stdout]    |                                                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/dataframe/dataframe.rs:314:21
[INFO] [stdout]     |
[INFO] [stdout] 314 |     pub fn to_slice(&self) -> DataSlice {
[INFO] [stdout]     |                     ^^^^^     ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 314 |     pub fn to_slice(&self) -> DataSlice<'_> {
[INFO] [stdout]     |                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/dataframe/dataframe.rs:318:18
[INFO] [stdout]     |
[INFO] [stdout] 318 |     pub fn slice(&self, start: usize, stop: usize) -> Result<DataSlice, Error> {
[INFO] [stdout]     |                  ^^^^^ the lifetime is elided here           ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 318 |     pub fn slice(&self, start: usize, stop: usize) -> Result<DataSlice<'_>, Error> {
[INFO] [stdout]     |                                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/dataframe/dataframe.rs:331:22
[INFO] [stdout]     |
[INFO] [stdout] 331 |     pub fn col_slice(&self, cols: HashSet<&str>) -> Result<DataSlice, Error> {
[INFO] [stdout]     |                      ^^^^^ the lifetime is elided here     ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 331 |     pub fn col_slice(&self, cols: HashSet<&str>) -> Result<DataSlice<'_>, Error> {
[INFO] [stdout]     |                                                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/dataframe/dataframe.rs:673:21
[INFO] [stdout]     |
[INFO] [stdout] 673 |     pub fn group_by(&self, by: &str) -> DataGroup {
[INFO] [stdout]     |                     ^^^^^               ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 673 |     pub fn group_by(&self, by: &str) -> DataGroup<'_> {
[INFO] [stdout]     |                                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 20.91s
[INFO] running `Command { std: "docker" "inspect" "99571a6d52a5bb30d5950dab14f89d5ab300552ac84846ccba5d6494eaa85699", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99571a6d52a5bb30d5950dab14f89d5ab300552ac84846ccba5d6494eaa85699", kill_on_drop: false }`
[INFO] [stdout] 99571a6d52a5bb30d5950dab14f89d5ab300552ac84846ccba5d6494eaa85699
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7e219e3a4cd697726086e67cc37b87cc83cdbd5656e0e7f321edc6aeb54d235e
[INFO] running `Command { std: "docker" "start" "-a" "7e219e3a4cd697726086e67cc37b87cc83cdbd5656e0e7f321edc6aeb54d235e", kill_on_drop: false }`
[INFO] [stderr] warning: `edition` is set on library `rowboat` which is deprecated
[INFO] [stderr]    Compiling rowboat v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/dataframe/dataslice.rs:38:18
[INFO] [stdout]    |
[INFO] [stdout] 38 |     pub fn slice(&self, start: usize, stop: usize) -> Result<DataSlice, Error> {
[INFO] [stdout]    |                  ^^^^^ the lifetime is elided here           ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 38 |     pub fn slice(&self, start: usize, stop: usize) -> Result<DataSlice<'_>, Error> {
[INFO] [stdout]    |                                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function pointer comparisons do not produce meaningful results since their addresses are not guaranteed to be unique
[INFO] [stdout]   --> src/dataframe/column.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout]  6 | #[derive(Debug, PartialEq, Clone)]
[INFO] [stdout]    |                 --------- in this derive macro expansion
[INFO] [stdout] ...
[INFO] [stdout] 11 |     type_check: fn(&Cell) -> bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: the address of the same function can vary between different codegen units
[INFO] [stdout]    = note: furthermore, different functions could have the same address after being merged together
[INFO] [stdout]    = note: for more information visit <https://doc.rust-lang.org/nightly/core/ptr/fn.fn_addr_eq.html>
[INFO] [stdout]    = note: `#[warn(unpredictable_function_pointer_comparisons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/dataframe/dataslice.rs:51:22
[INFO] [stdout]    |
[INFO] [stdout] 51 |     pub fn col_slice(&self, cols: HashSet<&str>) -> Result<DataSlice, Error> {
[INFO] [stdout]    |                      ^^^^^ the lifetime is elided here     ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 51 |     pub fn col_slice(&self, cols: HashSet<&str>) -> Result<DataSlice<'_>, Error> {
[INFO] [stdout]    |                                                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/dataframe/dataframe.rs:314:21
[INFO] [stdout]     |
[INFO] [stdout] 314 |     pub fn to_slice(&self) -> DataSlice {
[INFO] [stdout]     |                     ^^^^^     ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 314 |     pub fn to_slice(&self) -> DataSlice<'_> {
[INFO] [stdout]     |                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/dataframe/dataframe.rs:318:18
[INFO] [stdout]     |
[INFO] [stdout] 318 |     pub fn slice(&self, start: usize, stop: usize) -> Result<DataSlice, Error> {
[INFO] [stdout]     |                  ^^^^^ the lifetime is elided here           ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 318 |     pub fn slice(&self, start: usize, stop: usize) -> Result<DataSlice<'_>, Error> {
[INFO] [stdout]     |                                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/dataframe/dataframe.rs:331:22
[INFO] [stdout]     |
[INFO] [stdout] 331 |     pub fn col_slice(&self, cols: HashSet<&str>) -> Result<DataSlice, Error> {
[INFO] [stdout]     |                      ^^^^^ the lifetime is elided here     ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 331 |     pub fn col_slice(&self, cols: HashSet<&str>) -> Result<DataSlice<'_>, Error> {
[INFO] [stdout]     |                                                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/dataframe/dataframe.rs:673:21
[INFO] [stdout]     |
[INFO] [stdout] 673 |     pub fn group_by(&self, by: &str) -> DataGroup {
[INFO] [stdout]     |                     ^^^^^               ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 673 |     pub fn group_by(&self, by: &str) -> DataGroup<'_> {
[INFO] [stdout]     |                                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function pointer comparisons do not produce meaningful results since their addresses are not guaranteed to be unique
[INFO] [stdout]   --> src/dataframe/column.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout]  6 | #[derive(Debug, PartialEq, Clone)]
[INFO] [stdout]    |                 --------- in this derive macro expansion
[INFO] [stdout] ...
[INFO] [stdout] 11 |     type_check: fn(&Cell) -> bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: the address of the same function can vary between different codegen units
[INFO] [stdout]    = note: furthermore, different functions could have the same address after being merged together
[INFO] [stdout]    = note: for more information visit <https://doc.rust-lang.org/nightly/core/ptr/fn.fn_addr_eq.html>
[INFO] [stdout]    = note: `#[warn(unpredictable_function_pointer_comparisons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/dataframe/dataframe.rs:314:21
[INFO] [stdout]     |
[INFO] [stdout] 314 |     pub fn to_slice(&self) -> DataSlice {
[INFO] [stdout]     |                     ^^^^^     ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 314 |     pub fn to_slice(&self) -> DataSlice<'_> {
[INFO] [stdout]     |                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/dataframe/dataframe.rs:318:18
[INFO] [stdout]     |
[INFO] [stdout] 318 |     pub fn slice(&self, start: usize, stop: usize) -> Result<DataSlice, Error> {
[INFO] [stdout]     |                  ^^^^^ the lifetime is elided here           ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 318 |     pub fn slice(&self, start: usize, stop: usize) -> Result<DataSlice<'_>, Error> {
[INFO] [stdout]     |                                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/dataframe/dataframe.rs:331:22
[INFO] [stdout]     |
[INFO] [stdout] 331 |     pub fn col_slice(&self, cols: HashSet<&str>) -> Result<DataSlice, Error> {
[INFO] [stdout]     |                      ^^^^^ the lifetime is elided here     ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 331 |     pub fn col_slice(&self, cols: HashSet<&str>) -> Result<DataSlice<'_>, Error> {
[INFO] [stdout]     |                                                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/dataframe/dataframe.rs:673:21
[INFO] [stdout]     |
[INFO] [stdout] 673 |     pub fn group_by(&self, by: &str) -> DataGroup {
[INFO] [stdout]     |                     ^^^^^               ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 673 |     pub fn group_by(&self, by: &str) -> DataGroup<'_> {
[INFO] [stdout]     |                                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/dataframe/dataslice.rs:38:18
[INFO] [stdout]    |
[INFO] [stdout] 38 |     pub fn slice(&self, start: usize, stop: usize) -> Result<DataSlice, Error> {
[INFO] [stdout]    |                  ^^^^^ the lifetime is elided here           ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 38 |     pub fn slice(&self, start: usize, stop: usize) -> Result<DataSlice<'_>, Error> {
[INFO] [stdout]    |                                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/dataframe/dataslice.rs:51:22
[INFO] [stdout]    |
[INFO] [stdout] 51 |     pub fn col_slice(&self, cols: HashSet<&str>) -> Result<DataSlice, Error> {
[INFO] [stdout]    |                      ^^^^^ the lifetime is elided here     ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 51 |     pub fn col_slice(&self, cols: HashSet<&str>) -> Result<DataSlice<'_>, Error> {
[INFO] [stdout]    |                                                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.24s
[INFO] running `Command { std: "docker" "inspect" "7e219e3a4cd697726086e67cc37b87cc83cdbd5656e0e7f321edc6aeb54d235e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e219e3a4cd697726086e67cc37b87cc83cdbd5656e0e7f321edc6aeb54d235e", kill_on_drop: false }`
[INFO] [stdout] 7e219e3a4cd697726086e67cc37b87cc83cdbd5656e0e7f321edc6aeb54d235e
