[INFO] fetching crate reductive 0.9.0...
[INFO] testing reductive-0.9.0 against 1.95.0 for beta-1.96-2
[INFO] extracting crate reductive 0.9.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate reductive 0.9.0
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[INFO] validating manifest of crates.io crate reductive 0.9.0 on toolchain 1.95.0
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] [stdout] b1ed9b6b94ad2a0137ea9e6b655acd9c59a47083b443a193a9175cdb8b8f2379
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[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling rand v0.8.6
[INFO] [stderr]    Compiling reductive v0.9.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/pq/pq.rs:108:23
[INFO] [stdout]     |
[INFO] [stdout] 108 |     pub fn projection(&self) -> Option<ArrayView2<A>> {
[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] 108 |     pub fn projection(&self) -> Option<ArrayView2<'_, A>> {
[INFO] [stdout]     |                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/pq/pq.rs:191:26
[INFO] [stdout]     |
[INFO] [stdout] 191 |     pub fn subquantizers(&self) -> ArrayView3<A> {
[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] 191 |     pub fn subquantizers(&self) -> ArrayView3<'_, A> {
[INFO] [stdout]     |                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.01s
[INFO] running `Command { std: "docker" "inspect" "b1ed9b6b94ad2a0137ea9e6b655acd9c59a47083b443a193a9175cdb8b8f2379", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1ed9b6b94ad2a0137ea9e6b655acd9c59a47083b443a193a9175cdb8b8f2379", kill_on_drop: false }`
[INFO] [stdout] b1ed9b6b94ad2a0137ea9e6b655acd9c59a47083b443a193a9175cdb8b8f2379
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b7832675fd3360cd67e773460acf707660cf0bd33c1710848147a3091fe890bb
[INFO] running `Command { std: "docker" "start" "-a" "b7832675fd3360cd67e773460acf707660cf0bd33c1710848147a3091fe890bb", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.228
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[INFO] [stderr]    Compiling textwrap v0.11.0
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[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/pq/pq.rs:108:23
[INFO] [stdout]     |
[INFO] [stdout] 108 |     pub fn projection(&self) -> Option<ArrayView2<A>> {
[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] 108 |     pub fn projection(&self) -> Option<ArrayView2<'_, A>> {
[INFO] [stdout]     |                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/pq/pq.rs:191:26
[INFO] [stdout]     |
[INFO] [stdout] 191 |     pub fn subquantizers(&self) -> ArrayView3<A> {
[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] 191 |     pub fn subquantizers(&self) -> ArrayView3<'_, A> {
[INFO] [stdout]     |                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling plotters-svg v0.3.7
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling plotters v0.3.7
[INFO] [stderr]    Compiling csv-core v0.1.13
[INFO] [stderr]    Compiling regex-automata v0.4.14
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[INFO] [stderr]    Compiling tinytemplate v1.2.1
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[INFO] [stderr]    Compiling reductive v0.9.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/pq/pq.rs:108:23
[INFO] [stdout]     |
[INFO] [stdout] 108 |     pub fn projection(&self) -> Option<ArrayView2<A>> {
[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] 108 |     pub fn projection(&self) -> Option<ArrayView2<'_, A>> {
[INFO] [stdout]     |                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/pq/pq.rs:191:26
[INFO] [stdout]     |
[INFO] [stdout] 191 |     pub fn subquantizers(&self) -> ArrayView3<A> {
[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] 191 |     pub fn subquantizers(&self) -> ArrayView3<'_, A> {
[INFO] [stdout]     |                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 19.62s
[INFO] running `Command { std: "docker" "inspect" "b7832675fd3360cd67e773460acf707660cf0bd33c1710848147a3091fe890bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7832675fd3360cd67e773460acf707660cf0bd33c1710848147a3091fe890bb", kill_on_drop: false }`
[INFO] [stdout] b7832675fd3360cd67e773460acf707660cf0bd33c1710848147a3091fe890bb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 32b97f9ac2dc2ffe14d35e2f498a488cb7fdfd1904fb4f75cb7e11b6124cd635
[INFO] running `Command { std: "docker" "start" "-a" "32b97f9ac2dc2ffe14d35e2f498a488cb7fdfd1904fb4f75cb7e11b6124cd635", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/pq/pq.rs:108:23
[INFO] [stderr]     |
[INFO] [stderr] 108 |     pub fn projection(&self) -> Option<ArrayView2<A>> {
[INFO] [stderr]     |                       ^^^^^            ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                       |
[INFO] [stderr]     |                       the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 108 |     pub fn projection(&self) -> Option<ArrayView2<'_, A>> {
[INFO] [stderr]     |                                                   +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/pq/pq.rs:191:26
[INFO] [stderr]     |
[INFO] [stderr] 191 |     pub fn subquantizers(&self) -> ArrayView3<A> {
[INFO] [stderr]     |                          ^^^^^     ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                          |
[INFO] [stderr]     |                          the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 191 |     pub fn subquantizers(&self) -> ArrayView3<'_, A> {
[INFO] [stderr]     |                                               +++
[INFO] [stderr] 
[INFO] [stderr] warning: `reductive` (lib) generated 2 warnings (run `cargo fix --lib -p reductive` to apply 2 suggestions)
[INFO] [stderr] warning: `reductive` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/reductive-b969e5be98ed92f2)
[INFO] [stdout] 
[INFO] [stdout] running 21 tests
[INFO] [stdout] test kmeans::tests::correct_mean_squared_error ... ok
[INFO] [stdout] test linalg::tests::euclidean_distance_ix1_ix1 ... ok
[INFO] [stdout] test kmeans::tests::correct_update_centroids ... ok
[INFO] [stdout] test linalg::tests::euclidean_distance_ix2_ix2 ... ok
[INFO] [stdout] test linalg::tests::squared_euclidean_distances_ix2_ix2 ... ok
[INFO] [stdout] test linalg::tests::squared_euclidean_distances_ix1_ix2 ... ok
[INFO] [stdout] test linalg::tests::squared_euclidean_distance_ix1_ix1 ... ok
[INFO] [stdout] test pq::pq::tests::quantize_batch_with_predefined_codebook ... ok
[INFO] [stdout] test pq::pq::tests::quantizer_lens ... ok
[INFO] [stdout] test pq::pq::tests::quantize_with_predefined_codebook ... ok
[INFO] [stdout] test linalg::tests::euclidean_distance_ix1_ix2 ... ok
[INFO] [stdout] test pq::pq::tests::reconstruct_with_predefined_codebook ... ok
[INFO] [stdout] test pq::pq::tests::reconstruct_batch_with_predefined_codebook ... ok
[INFO] [stdout] test ndarray_rand::tests::test_dim ... ok
[INFO] [stdout] test pq::pq::tests::quantize_with_type ... ok
[INFO] [stdout] test linalg::tests::covariance ... ok
[INFO] [stdout] test kmeans::tests::k_means_3 ... ok
[INFO] [stdout] test kmeans::tests::k_means_3_axis1 ... ok
[INFO] [stdout] test kmeans::tests::correct_cluster_assignments ... ok
[INFO] [stdout] test pq::pq::tests::quantize_with_too_narrow_type - should panic ... ok
[INFO] [stdout] test pq::pq::tests::quantize_with_pq ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 21 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests reductive
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "32b97f9ac2dc2ffe14d35e2f498a488cb7fdfd1904fb4f75cb7e11b6124cd635", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32b97f9ac2dc2ffe14d35e2f498a488cb7fdfd1904fb4f75cb7e11b6124cd635", kill_on_drop: false }`
[INFO] [stdout] 32b97f9ac2dc2ffe14d35e2f498a488cb7fdfd1904fb4f75cb7e11b6124cd635
