[INFO] fetching crate anndata-memory 1.0.6...
[INFO] checking anndata-memory-1.0.6 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1
[INFO] extracting crate anndata-memory 1.0.6 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate anndata-memory 1.0.6
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate anndata-memory 1.0.6
[INFO] tweaked toml for crates.io crate anndata-memory 1.0.6 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate anndata-memory 1.0.6 on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate anndata-memory 1.0.6 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" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stdout] ccb515aab4653eb0405ad8991a4f988f909ae119d06f3b2e23af5aba417ec9c5
[INFO] running `Command { std: "docker" "start" "-a" "ccb515aab4653eb0405ad8991a4f988f909ae119d06f3b2e23af5aba417ec9c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ccb515aab4653eb0405ad8991a4f988f909ae119d06f3b2e23af5aba417ec9c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ccb515aab4653eb0405ad8991a4f988f909ae119d06f3b2e23af5aba417ec9c5", kill_on_drop: false }`
[INFO] [stdout] ccb515aab4653eb0405ad8991a4f988f909ae119d06f3b2e23af5aba417ec9c5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 98752d9665b315bcf0d3aac4bba4e22b5fbdc423c58992a6ac1d197481ca3a0c
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[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]   --> src/converter.rs:88:15
[INFO] [stdout]    |
[INFO] [stdout] 88 |         match (data) {
[INFO] [stdout]    |               ^    ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 88 -         match (data) {
[INFO] [stdout] 88 +         match data {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `data::DataFrameIndex`
[INFO] [stdout]  --> src/loader.rs:5:39
[INFO] [stdout]   |
[INFO] [stdout] 5 | use anndata::{backend::DataContainer, data::DataFrameIndex, ArrayData, Backend, Data, Readable};
[INFO] [stdout]   |                                       ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]   --> src/converter.rs:88:15
[INFO] [stdout]    |
[INFO] [stdout] 88 |         match (data) {
[INFO] [stdout]    |               ^    ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 88 -         match (data) {
[INFO] [stdout] 88 +         match data {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `data::DataFrameIndex`
[INFO] [stdout]  --> src/loader.rs:5:39
[INFO] [stdout]   |
[INFO] [stdout] 5 | use anndata::{backend::DataContainer, data::DataFrameIndex, ArrayData, Backend, Data, Readable};
[INFO] [stdout]   |                                       ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ElemCollectionOp`
[INFO] [stdout]  --> src/converter.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     ElemCollectionOp,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ArrayElemOp`
[INFO] [stdout]  --> src/chunked_loader.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     ArrayElemOp,
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `paths`
[INFO] [stdout]   --> src/concat/mod.rs:10:57
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn concat_datasets_backed_to_memory<P: AsRef<Path>>(paths: &[P], load_strategy: Option<LoadingStrategy>, merge_strategy: Option<Conca...
[INFO] [stdout]    |                                                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_paths`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `load_strategy`
[INFO] [stdout]   --> src/concat/mod.rs:10:70
[INFO] [stdout]    |
[INFO] [stdout] 10 | ...f<Path>>(paths: &[P], load_strategy: Option<LoadingStrategy>, merge_strategy: Option<ConcatStrategy>) {
[INFO] [stdout]    |                          ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_load_strategy`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `merge_strategy`
[INFO] [stdout]   --> src/concat/mod.rs:10:110
[INFO] [stdout]    |
[INFO] [stdout] 10 | ...on<LoadingStrategy>, merge_strategy: Option<ConcatStrategy>) {
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_merge_strategy`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `build_csc_matrix` is never used
[INFO] [stdout]    --> src/utils/mod.rs:473:8
[INFO] [stdout]     |
[INFO] [stdout] 473 | pub fn build_csc_matrix<T>(
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `load_csc_optimized` is never used
[INFO] [stdout]   --> src/optimized_loader.rs:89:8
[INFO] [stdout]    |
[INFO] [stdout] 89 | pub fn load_csc_optimized<B: Backend>(container: &DataContainer<B>) -> anyhow::Result<ArrayData> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `concat_datasets_backed_to_memory` is never used
[INFO] [stdout]   --> src/concat/mod.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn concat_datasets_backed_to_memory<P: AsRef<Path>>(paths: &[P], load_strategy: Option<LoadingStrategy>, merge_strategy: Option<Conca...
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ElemCollectionOp`
[INFO] [stdout]  --> src/converter.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     ElemCollectionOp,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ArrayElemOp`
[INFO] [stdout]  --> src/chunked_loader.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     ArrayElemOp,
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5m 39s
[INFO] [stdout] warning: unused variable: `paths`
[INFO] [stdout]   --> src/concat/mod.rs:10:57
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn concat_datasets_backed_to_memory<P: AsRef<Path>>(paths: &[P], load_strategy: Option<LoadingStrategy>, merge_strategy: Option<Conca...
[INFO] [stdout]    |                                                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_paths`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `load_strategy`
[INFO] [stdout]   --> src/concat/mod.rs:10:70
[INFO] [stdout]    |
[INFO] [stdout] 10 | ...f<Path>>(paths: &[P], load_strategy: Option<LoadingStrategy>, merge_strategy: Option<ConcatStrategy>) {
[INFO] [stdout]    |                          ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_load_strategy`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `merge_strategy`
[INFO] [stdout]   --> src/concat/mod.rs:10:110
[INFO] [stdout]    |
[INFO] [stdout] 10 | ...on<LoadingStrategy>, merge_strategy: Option<ConcatStrategy>) {
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_merge_strategy`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `build_csc_matrix` is never used
[INFO] [stdout]    --> src/utils/mod.rs:473:8
[INFO] [stdout]     |
[INFO] [stdout] 473 | pub fn build_csc_matrix<T>(
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `load_csc_optimized` is never used
[INFO] [stdout]   --> src/optimized_loader.rs:89:8
[INFO] [stdout]    |
[INFO] [stdout] 89 | pub fn load_csc_optimized<B: Backend>(container: &DataContainer<B>) -> anyhow::Result<ArrayData> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `concat_datasets_backed_to_memory` is never used
[INFO] [stdout]   --> src/concat/mod.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn concat_datasets_backed_to_memory<P: AsRef<Path>>(paths: &[P], load_strategy: Option<LoadingStrategy>, merge_strategy: Option<Conca...
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "98752d9665b315bcf0d3aac4bba4e22b5fbdc423c58992a6ac1d197481ca3a0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98752d9665b315bcf0d3aac4bba4e22b5fbdc423c58992a6ac1d197481ca3a0c", kill_on_drop: false }`
[INFO] [stdout] 98752d9665b315bcf0d3aac4bba4e22b5fbdc423c58992a6ac1d197481ca3a0c