[INFO] cloning repository https://github.com/e-strauss/DiffDataflowMLPipelines
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/e-strauss/DiffDataflowMLPipelines" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fe-strauss%2FDiffDataflowMLPipelines", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fe-strauss%2FDiffDataflowMLPipelines'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f673c0d560bd97e94bc15255bfe9e46208bc1b57
[INFO] building e-strauss/DiffDataflowMLPipelines against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fe-strauss%2FDiffDataflowMLPipelines" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/e-strauss/DiffDataflowMLPipelines
[INFO] finished tweaking git repo https://github.com/e-strauss/DiffDataflowMLPipelines
[INFO] tweaked toml for git repo https://github.com/e-strauss/DiffDataflowMLPipelines written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/e-strauss/DiffDataflowMLPipelines 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 git repo https://github.com/e-strauss/DiffDataflowMLPipelines 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] de18ecab75d5a2138f3712cbef9c67bb3ea715d45fc2d2e33dda271caa4ab2a0
[INFO] running `Command { std: "docker" "start" "-a" "de18ecab75d5a2138f3712cbef9c67bb3ea715d45fc2d2e33dda271caa4ab2a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "de18ecab75d5a2138f3712cbef9c67bb3ea715d45fc2d2e33dda271caa4ab2a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de18ecab75d5a2138f3712cbef9c67bb3ea715d45fc2d2e33dda271caa4ab2a0", kill_on_drop: false }`
[INFO] [stdout] de18ecab75d5a2138f3712cbef9c67bb3ea715d45fc2d2e33dda271caa4ab2a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] fe0348d6e6277314fbefa2a321822b8cf8ed5bc04a08a962da0c24f7ff8ab2b5
[INFO] running `Command { std: "docker" "start" "-a" "fe0348d6e6277314fbefa2a321822b8cf8ed5bc04a08a962da0c24f7ff8ab2b5", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[INFO] [stderr]    Compiling serde v1.0.216
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling zerocopy v0.8.14
[INFO] [stderr]    Compiling timely_logging v0.12.1
[INFO] [stderr]    Compiling timely_bytes v0.12.2
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling ryu v1.0.19
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling getopts v0.2.21
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling priority-queue v1.4.0
[INFO] [stderr]    Compiling columnation v0.1.0
[INFO] [stderr]    Compiling csv-core v0.1.11
[INFO] [stderr]    Compiling getrandom v0.3.0-rc.0
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.90
[INFO] [stderr]    Compiling crossbeam-channel v0.5.14
[INFO] [stderr]    Compiling rand_core v0.9.0-beta.1
[INFO] [stderr]    Compiling serde_derive v1.0.216
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]    Compiling ppv-lite86 v0.2.20
[INFO] [stderr]    Compiling rand_chacha v0.9.0-beta.1
[INFO] [stderr]    Compiling rand v0.9.0-beta.1
[INFO] [stderr]    Compiling flatcontainer v0.5.0
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling timely_communication v0.15.0
[INFO] [stderr]    Compiling csv v1.3.1
[INFO] [stderr]    Compiling timely_container v0.13.0
[INFO] [stderr]    Compiling timely v0.15.0
[INFO] [stderr]    Compiling differential-dataflow v0.13.1 (https://github.com/TimelyDataflow/differential-dataflow?branch=master#84cfc36e)
[INFO] [stderr]    Compiling IncrementalFeatureEncoders v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/feature_encoders/polynomial_features_encoder.rs:96:7
[INFO] [stdout]    |
[INFO] [stdout] 96 |     if(current_degree == target_degree){
[INFO] [stdout]    |       ^                               ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 96 -     if(current_degree == target_degree){
[INFO] [stdout] 96 +     if current_degree == target_degree {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/feature_encoders/polynomial_features_encoder.rs:100:7
[INFO] [stdout]     |
[INFO] [stdout] 100 |     if(i == n_features){
[INFO] [stdout]     |       ^               ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 100 -     if(i == n_features){
[INFO] [stdout] 100 +     if i == n_features {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::types::safe_vec::SafeVec`
[INFO] [stdout]   --> src/feature_encoders/minmax_scaler.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use crate::types::safe_vec::SafeVec;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/feature_encoders/feature_extraction/count_vectorizer.rs:30:26
[INFO] [stdout]    |
[INFO] [stdout] 30 |                     _ => !panic!("count vectorizer called on non-text column")
[INFO] [stdout]    |                          ^----------------------------------------------------
[INFO] [stdout]    |                          ||
[INFO] [stdout]    |                          |any code following this expression is unreachable
[INFO] [stdout]    |                          unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/feature_encoders/feature_extraction/count_vectorizer.rs:50:22
[INFO] [stdout]    |
[INFO] [stdout] 50 |                 _ => !panic!("count vectorizer called on non-text column")
[INFO] [stdout]    |                      ^----------------------------------------------------
[INFO] [stdout]    |                      ||
[INFO] [stdout]    |                      |any code following this expression is unreachable
[INFO] [stdout]    |                      unreachable expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]   --> src/feature_encoders/one_hot_encoder.rs:44:60
[INFO] [stdout]    |
[INFO] [stdout] 44 |         let inner_join = data.join(&value_pos_pairs).map(|(value, (row_id, (vector_index, len)))| {
[INFO] [stdout]    |                                                            ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]   --> src/feature_encoders/one_hot_encoder.rs:54:25
[INFO] [stdout]    |
[INFO] [stdout] 54 |             .map(|(_, ((value, row_id), len))| {
[INFO] [stdout]    |                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]   --> src/feature_encoders/feature_extraction/hash_vectorizer.rs:23:23
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn fit(&mut self, data: &Collection<G, (usize, RowValue)>) {
[INFO] [stdout]    |                       ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `timer`
[INFO] [stdout]   --> src/pipelines/pipeline_2.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let timer = Instant::now();
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_timer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r1`
[INFO] [stdout]   --> src/pipelines/pipeline_2.rs:17:41
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub fn run_pipeline2(dataset: Vec<Row>, r1: i32, r2: i32, size: f32) {
[INFO] [stdout]    |                                         ^^ help: if this is intentional, prefix it with an underscore: `_r1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r2`
[INFO] [stdout]   --> src/pipelines/pipeline_2.rs:17:50
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub fn run_pipeline2(dataset: Vec<Row>, r1: i32, r2: i32, size: f32) {
[INFO] [stdout]    |                                                  ^^ help: if this is intentional, prefix it with an underscore: `_r2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `timer_tmp`
[INFO] [stdout]   --> src/pipelines/pipeline_2.rs:73:17
[INFO] [stdout]    |
[INFO] [stdout] 73 |             let timer_tmp = Instant::now();
[INFO] [stdout]    |                 ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_timer_tmp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]   --> src/feature_encoders/polynomial_features_encoder.rs:43:23
[INFO] [stdout]    |
[INFO] [stdout] 43 |     fn fit(&mut self, data: &Collection<G, (usize, RowValue)>) {
[INFO] [stdout]    |                       ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `len`
[INFO] [stdout]   --> src/feature_encoders/minmax_scaler.rs:36:13
[INFO] [stdout]    |
[INFO] [stdout] 36 |         let len = match self.max_pq.len() {
[INFO] [stdout]    |             ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/pipelines/pipeline_2.rs:45:17
[INFO] [stdout]    |
[INFO] [stdout] 45 |             let mut input_df = input.to_collection(scope);
[INFO] [stdout]    |                 ----^^^^^^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]   --> src/feature_encoders/passthrough.rs:19:23
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn fit(&mut self, data: &Collection<G, (usize, RowValue)>) {
[INFO] [stdout]    |                       ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `IncrementalFeatureEncoders` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = help: convert the identifier to snake case: `incremental_feature_encoders`
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_count` is never used
[INFO] [stdout]    --> src/feature_encoders/feature_extraction/tfidf_transformer.rs:115:8
[INFO] [stdout]     |
[INFO] [stdout]  97 | impl DocumentFrequencyAggregate {
[INFO] [stdout]     | ------------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 115 |     fn get_count(&self) -> isize {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `combinations` is never read
[INFO] [stdout]   --> src/feature_encoders/polynomial_features_encoder.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout]  8 | pub struct PolynomialFeaturesEncoder {
[INFO] [stdout]    |            ------------------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 11 |     combinations : Option<Vec<Vec<usize>>>
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `polynomials` is never used
[INFO] [stdout]   --> src/feature_encoders/polynomial_features_encoder.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl PolynomialFeaturesEncoder {
[INFO] [stdout]    | ------------------------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 19 |     fn polynomials(&self, input_vec: Vec<f64>) -> RowValue {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `combinations_with_replacement` is never used
[INFO] [stdout]   --> src/feature_encoders/polynomial_features_encoder.rs:86:4
[INFO] [stdout]    |
[INFO] [stdout] 86 | fn combinations_with_replacement(len: usize, min_degree: usize, max_degree: usize) -> Vec<Vec<usize>> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `recurse` is never used
[INFO] [stdout]   --> src/feature_encoders/polynomial_features_encoder.rs:95:4
[INFO] [stdout]    |
[INFO] [stdout] 95 | fn recurse(i : usize, current_degree : usize, target_degree : usize, n_features : usize, combinations: &mut Vec<Vec<usize>>, current_comb...
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `phantom_data` is never read
[INFO] [stdout]  --> src/feature_encoders/passthrough.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Passthrough < G: Scope> {
[INFO] [stdout]   |            ----------- field in this struct
[INFO] [stdout] 8 |     phantom_data: Option<Collection<G, (usize, RowValue)>>
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `phantom_data` is never read
[INFO] [stdout]   --> src/feature_encoders/function_encoder.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout]  8 | pub struct FunctionEncoder < G: Scope> {
[INFO] [stdout]    |            --------------- field in this struct
[INFO] [stdout]  9 |     udf: Rc<dyn Fn(RowValue) -> RowValue>,
[INFO] [stdout] 10 |     phantom_data: Option<Collection<G, (usize, RowValue)>>
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `IncrementalFeatureEncoders` (lib); 24 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/4987e9d4227139400384ab59296ffee3b0fb1183/bin/rustc --crate-name IncrementalFeatureEncoders --edition=2021 src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values())' -C metadata=3ffd17339f4130e9 -C extra-filename=-03b8b446262d2253 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern csv=/opt/rustwide/target/debug/deps/libcsv-38d638f4cbc11e0d.rmeta --extern differential_dataflow=/opt/rustwide/target/debug/deps/libdifferential_dataflow-cd1e4dafe526a213.rmeta --extern priority_queue=/opt/rustwide/target/debug/deps/libpriority_queue-0f5ae23f5d8a9ba1.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-fc80dcaf47983e63.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-6227f2e9332cb86a.rmeta --extern timely=/opt/rustwide/target/debug/deps/libtimely-dc40186d7cf3dacd.rmeta --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "fe0348d6e6277314fbefa2a321822b8cf8ed5bc04a08a962da0c24f7ff8ab2b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe0348d6e6277314fbefa2a321822b8cf8ed5bc04a08a962da0c24f7ff8ab2b5", kill_on_drop: false }`
[INFO] [stdout] fe0348d6e6277314fbefa2a321822b8cf8ed5bc04a08a962da0c24f7ff8ab2b5
