[INFO] fetching crate trs-dataframe 0.8.0...
[INFO] checking trs-dataframe-0.8.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate trs-dataframe 0.8.0 into /workspace/builds/worker-6-tc2/source
[INFO] removed /workspace/builds/worker-6-tc2/source/.cargo/config.toml
[INFO] started tweaking crates.io crate trs-dataframe 0.8.0
[INFO] finished tweaking crates.io crate trs-dataframe 0.8.0
[INFO] tweaked toml for crates.io crate trs-dataframe 0.8.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate trs-dataframe 0.8.0 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stdout] 45b87d11f8bb9eb08ea8eb30266efa51951cd389314a94afde5f058a059b9557
[INFO] running `Command { std: "docker" "start" "-a" "45b87d11f8bb9eb08ea8eb30266efa51951cd389314a94afde5f058a059b9557", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "45b87d11f8bb9eb08ea8eb30266efa51951cd389314a94afde5f058a059b9557", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45b87d11f8bb9eb08ea8eb30266efa51951cd389314a94afde5f058a059b9557", kill_on_drop: false }`
[INFO] [stdout] 45b87d11f8bb9eb08ea8eb30266efa51951cd389314a94afde5f058a059b9557
[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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5f549e3c5128d740c3abf68f69689e218c6f3fd1dc59bdaaf6eb14fad5cf6257
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[INFO] [stdout] warning: use of deprecated associated function `pyo3::Python::<'_>::with_gil`: use `Python::attach` instead
[INFO] [stdout]    --> src/dataframe/python.rs:115:43
[INFO] [stdout]     |
[INFO] [stdout] 115 |         let df: DataFrame = pyo3::Python::with_gil(|py| {
[INFO] [stdout]     |                                           ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/dataframe.rs:92:26
[INFO] [stdout]    |
[INFO] [stdout] 92 |     pub fn select_column(&self, key: Key) -> Option<ndarray::ArrayView1<DataValue>> {
[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] 92 |     pub fn select_column(&self, key: Key) -> Option<ndarray::ArrayView1<'_, DataValue>> {
[INFO] [stdout]    |                                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/dataframe.rs:132:30
[INFO] [stdout]     |
[INFO] [stdout] 132 |     pub fn get_single_column(&self, key: &Key) -> Option<ArrayView1<DataValue>> {
[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] 132 |     pub fn get_single_column(&self, key: &Key) -> Option<ArrayView1<'_, DataValue>> {
[INFO] [stdout]     |                                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/dataframe/column_store.rs:153:25
[INFO] [stdout]     |
[INFO] [stdout] 153 |     pub fn get_mut_view(&mut self) -> ArrayViewMut2<DataValue> {
[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] 153 |     pub fn get_mut_view(&mut self) -> ArrayViewMut2<'_, DataValue> {
[INFO] [stdout]     |                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/dataframe/column_store.rs:205:26
[INFO] [stdout]     |
[INFO] [stdout] 205 |     pub fn select_column(&self, key: &Key) -> Option<ArrayView1<DataValue>> {
[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] 205 |     pub fn select_column(&self, key: &Key) -> Option<ArrayView1<'_, DataValue>> {
[INFO] [stdout]     |                                                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/dataframe/column_store.rs:695:30
[INFO] [stdout]     |
[INFO] [stdout] 695 |     pub fn get_single_column(&self, key: &Key) -> Option<ArrayView1<DataValue>> {
[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] 695 |     pub fn get_single_column(&self, key: &Key) -> Option<ArrayView1<'_, DataValue>> {
[INFO] [stdout]     |                                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<JoinRelation, Infallible>
[INFO] [stdout]    --> src/dataframe/join.rs:233:30
[INFO] [stdout]     |
[INFO] [stdout] 233 |     pub fn py_broadcast() -> Self {
[INFO] [stdout]     |                              ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<JoinRelation, Infallible>
[INFO] [stdout]    --> src/dataframe/join.rs:243:32
[INFO] [stdout]     |
[INFO] [stdout] 243 |     pub fn py_add_columns() -> Self {
[INFO] [stdout]     |                                ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<JoinRelation, Infallible>
[INFO] [stdout]    --> src/dataframe/join.rs:252:28
[INFO] [stdout]     |
[INFO] [stdout] 252 |     pub fn py_replace() -> Self {
[INFO] [stdout]     |                            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<JoinRelation, Infallible>
[INFO] [stdout]    --> src/dataframe/join.rs:261:27
[INFO] [stdout]     |
[INFO] [stdout] 261 |     pub fn py_extend() -> Self {
[INFO] [stdout]     |                           ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<JoinRelation, Infallible>
[INFO] [stdout]    --> src/dataframe/join.rs:271:38
[INFO] [stdout]     |
[INFO] [stdout] 271 |     pub fn py_cartesian_product() -> Self {
[INFO] [stdout]     |                                      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<JoinRelation, Infallible>
[INFO] [stdout]    --> src/dataframe/join.rs:282:45
[INFO] [stdout]     |
[INFO] [stdout] 282 |     pub fn py_join_by_id(keys: Vec<Key>) -> Self {
[INFO] [stdout]     |                                             ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<&str, Infallible>
[INFO] [stdout]   --> src/dataframe/key.rs:69:30
[INFO] [stdout]    |
[INFO] [stdout] 69 |     pub fn py_name(&self) -> &str {
[INFO] [stdout]    |                              ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<u32, Infallible>
[INFO] [stdout]   --> src/dataframe/key.rs:74:28
[INFO] [stdout]    |
[INFO] [stdout] 74 |     pub fn py_id(&self) -> u32 {
[INFO] [stdout]    |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<DataFrame, Infallible>
[INFO] [stdout]   --> src/dataframe/python.rs:70:62
[INFO] [stdout]    |
[INFO] [stdout] 70 |     pub fn from_dict(df: HashMap<String, Vec<DataValue>>) -> Self {
[INFO] [stdout]    |                                                              ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<std::vec::Vec<std::string::String>, Infallible>
[INFO] [stdout]   --> src/dataframe/python.rs:79:27
[INFO] [stdout]    |
[INFO] [stdout] 79 |     pub fn keys(&self) -> Vec<String> {
[INFO] [stdout]    |                           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<std::option::Option<DataValue>, Infallible>
[INFO] [stdout]    --> src/dataframe/python.rs:287:49
[INFO] [stdout]     |
[INFO] [stdout] 287 |     pub fn py_get_metadata(&self, key: &str) -> Option<DataValue> {
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `trs-dataframe` (lib) due to 11 previous errors; 6 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: use of deprecated associated function `pyo3::Python::<'_>::with_gil`: use `Python::attach` instead
[INFO] [stdout]    --> src/dataframe/join.rs:202:27
[INFO] [stdout]     |
[INFO] [stdout] 202 |             pyo3::Python::with_gil(|py| {
[INFO] [stdout]     |                           ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `pyo3::Python::<'_>::with_gil`: use `Python::attach` instead
[INFO] [stdout]    --> src/dataframe/join.rs:388:23
[INFO] [stdout]     |
[INFO] [stdout] 388 |         pyo3::Python::with_gil(|_py| {
[INFO] [stdout]     |                       ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `pyo3::Python::<'_>::with_gil`: use `Python::attach` instead
[INFO] [stdout]    --> src/dataframe/python.rs:115:43
[INFO] [stdout]     |
[INFO] [stdout] 115 |         let df: DataFrame = pyo3::Python::with_gil(|py| {
[INFO] [stdout]     |                                           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `pyo3::Python::<'_>::with_gil`: use `Python::attach` instead
[INFO] [stdout]    --> src/dataframe/python.rs:590:23
[INFO] [stdout]     |
[INFO] [stdout] 590 |         pyo3::Python::with_gil(|_py| {
[INFO] [stdout]     |                       ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `pyo3::Python::<'_>::with_gil`: use `Python::attach` instead
[INFO] [stdout]    --> src/dataframe/python.rs:630:28
[INFO] [stdout]     |
[INFO] [stdout] 630 |         let exec = Python::with_gil(|py| -> PyResult<()> {
[INFO] [stdout]     |                            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `pyo3::Python::<'_>::with_gil`: use `Python::attach` instead
[INFO] [stdout]    --> src/dataframe/python.rs:652:28
[INFO] [stdout]     |
[INFO] [stdout] 652 |         let exec = Python::with_gil(|py| -> PyResult<()> {
[INFO] [stdout]     |                            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `pyo3::Python::<'_>::with_gil`: use `Python::attach` instead
[INFO] [stdout]    --> src/dataframe/python.rs:674:28
[INFO] [stdout]     |
[INFO] [stdout] 674 |         let exec = Python::with_gil(|py| -> PyResult<()> {
[INFO] [stdout]     |                            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `pyo3::Python::<'_>::with_gil`: use `Python::attach` instead
[INFO] [stdout]    --> src/dataframe/python.rs:695:28
[INFO] [stdout]     |
[INFO] [stdout] 695 |         let exec = Python::with_gil(|py| -> PyResult<()> {
[INFO] [stdout]     |                            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `pyo3::Python::<'_>::with_gil`: use `Python::attach` instead
[INFO] [stdout]    --> src/dataframe/python.rs:715:28
[INFO] [stdout]     |
[INFO] [stdout] 715 |         let exec = Python::with_gil(|py| -> PyResult<()> {
[INFO] [stdout]     |                            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `pyo3::Python::<'_>::with_gil`: use `Python::attach` instead
[INFO] [stdout]    --> src/dataframe/python.rs:758:28
[INFO] [stdout]     |
[INFO] [stdout] 758 |         let exec = Python::with_gil(|_py| -> PyResult<()> {
[INFO] [stdout]     |                            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `pyo3::Python::<'_>::with_gil`: use `Python::attach` instead
[INFO] [stdout]    --> src/dataframe/python.rs:796:28
[INFO] [stdout]     |
[INFO] [stdout] 796 |         let exec = Python::with_gil(|py| -> PyResult<()> {
[INFO] [stdout]     |                            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `pyo3::Python::<'_>::with_gil`: use `Python::attach` instead
[INFO] [stdout]    --> src/dataframe/python.rs:853:28
[INFO] [stdout]     |
[INFO] [stdout] 853 |         let exec = Python::with_gil(|py| -> PyResult<()> {
[INFO] [stdout]     |                            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/dataframe.rs:92:26
[INFO] [stdout]    |
[INFO] [stdout] 92 |     pub fn select_column(&self, key: Key) -> Option<ndarray::ArrayView1<DataValue>> {
[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] 92 |     pub fn select_column(&self, key: Key) -> Option<ndarray::ArrayView1<'_, DataValue>> {
[INFO] [stdout]    |                                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/dataframe.rs:132:30
[INFO] [stdout]     |
[INFO] [stdout] 132 |     pub fn get_single_column(&self, key: &Key) -> Option<ArrayView1<DataValue>> {
[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] 132 |     pub fn get_single_column(&self, key: &Key) -> Option<ArrayView1<'_, DataValue>> {
[INFO] [stdout]     |                                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/dataframe/column_store.rs:153:25
[INFO] [stdout]     |
[INFO] [stdout] 153 |     pub fn get_mut_view(&mut self) -> ArrayViewMut2<DataValue> {
[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] 153 |     pub fn get_mut_view(&mut self) -> ArrayViewMut2<'_, DataValue> {
[INFO] [stdout]     |                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/dataframe/column_store.rs:205:26
[INFO] [stdout]     |
[INFO] [stdout] 205 |     pub fn select_column(&self, key: &Key) -> Option<ArrayView1<DataValue>> {
[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] 205 |     pub fn select_column(&self, key: &Key) -> Option<ArrayView1<'_, DataValue>> {
[INFO] [stdout]     |                                                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/dataframe/column_store.rs:695:30
[INFO] [stdout]     |
[INFO] [stdout] 695 |     pub fn get_single_column(&self, key: &Key) -> Option<ArrayView1<DataValue>> {
[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] 695 |     pub fn get_single_column(&self, key: &Key) -> Option<ArrayView1<'_, DataValue>> {
[INFO] [stdout]     |                                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<join::JoinRelation, Infallible>
[INFO] [stdout]    --> src/dataframe/join.rs:233:30
[INFO] [stdout]     |
[INFO] [stdout] 233 |     pub fn py_broadcast() -> Self {
[INFO] [stdout]     |                              ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<join::JoinRelation, Infallible>
[INFO] [stdout]    --> src/dataframe/join.rs:243:32
[INFO] [stdout]     |
[INFO] [stdout] 243 |     pub fn py_add_columns() -> Self {
[INFO] [stdout]     |                                ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<join::JoinRelation, Infallible>
[INFO] [stdout]    --> src/dataframe/join.rs:252:28
[INFO] [stdout]     |
[INFO] [stdout] 252 |     pub fn py_replace() -> Self {
[INFO] [stdout]     |                            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<join::JoinRelation, Infallible>
[INFO] [stdout]    --> src/dataframe/join.rs:261:27
[INFO] [stdout]     |
[INFO] [stdout] 261 |     pub fn py_extend() -> Self {
[INFO] [stdout]     |                           ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<join::JoinRelation, Infallible>
[INFO] [stdout]    --> src/dataframe/join.rs:271:38
[INFO] [stdout]     |
[INFO] [stdout] 271 |     pub fn py_cartesian_product() -> Self {
[INFO] [stdout]     |                                      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<join::JoinRelation, Infallible>
[INFO] [stdout]    --> src/dataframe/join.rs:282:45
[INFO] [stdout]     |
[INFO] [stdout] 282 |     pub fn py_join_by_id(keys: Vec<Key>) -> Self {
[INFO] [stdout]     |                                             ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<&str, Infallible>
[INFO] [stdout]   --> src/dataframe/key.rs:69:30
[INFO] [stdout]    |
[INFO] [stdout] 69 |     pub fn py_name(&self) -> &str {
[INFO] [stdout]    |                              ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<u32, Infallible>
[INFO] [stdout]   --> src/dataframe/key.rs:74:28
[INFO] [stdout]    |
[INFO] [stdout] 74 |     pub fn py_id(&self) -> u32 {
[INFO] [stdout]    |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<dataframe::DataFrame, Infallible>
[INFO] [stdout]   --> src/dataframe/python.rs:70:62
[INFO] [stdout]    |
[INFO] [stdout] 70 |     pub fn from_dict(df: HashMap<String, Vec<DataValue>>) -> Self {
[INFO] [stdout]    |                                                              ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<std::vec::Vec<std::string::String>, Infallible>
[INFO] [stdout]   --> src/dataframe/python.rs:79:27
[INFO] [stdout]    |
[INFO] [stdout] 79 |     pub fn keys(&self) -> Vec<String> {
[INFO] [stdout]    |                           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<std::option::Option<trs_data_value::DataValue>, Infallible>
[INFO] [stdout]    --> src/dataframe/python.rs:287:49
[INFO] [stdout]     |
[INFO] [stdout] 287 |     pub fn py_get_metadata(&self, key: &str) -> Option<DataValue> {
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `trs-dataframe` (lib test) due to 11 previous errors; 17 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "5f549e3c5128d740c3abf68f69689e218c6f3fd1dc59bdaaf6eb14fad5cf6257", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f549e3c5128d740c3abf68f69689e218c6f3fd1dc59bdaaf6eb14fad5cf6257", kill_on_drop: false }`
[INFO] [stdout] 5f549e3c5128d740c3abf68f69689e218c6f3fd1dc59bdaaf6eb14fad5cf6257
