[INFO] fetching crate gann 0.2.6...
[INFO] testing gann-0.2.6 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate gann 0.2.6 into /workspace/builds/worker-7-tc2/source
[INFO] removed /workspace/builds/worker-7-tc2/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate gann 0.2.6
[INFO] finished tweaking crates.io crate gann 0.2.6
[INFO] tweaked toml for crates.io crate gann 0.2.6 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate gann 0.2.6 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate gann 0.2.6 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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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_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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3e90805291dd625b41878bb93e7ff36b262c90a12b2532ea70e1251881a2cc71
[INFO] running `Command { std: "docker" "start" "-a" "3e90805291dd625b41878bb93e7ff36b262c90a12b2532ea70e1251881a2cc71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3e90805291dd625b41878bb93e7ff36b262c90a12b2532ea70e1251881a2cc71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e90805291dd625b41878bb93e7ff36b262c90a12b2532ea70e1251881a2cc71", kill_on_drop: false }`
[INFO] [stdout] 3e90805291dd625b41878bb93e7ff36b262c90a12b2532ea70e1251881a2cc71
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ae31a435484fb16ff7c3a7d23ad1c5cb579f0037ef3d6f872aff243aecdc7157
[INFO] running `Command { std: "docker" "start" "-a" "ae31a435484fb16ff7c3a7d23ad1c5cb579f0037ef3d6f872aff243aecdc7157", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling approx v0.5.1
[INFO] [stderr]    Compiling syn v2.0.93
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling rand_core v0.6.4
[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 v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling gann v0.2.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.16s
[INFO] running `Command { std: "docker" "inspect" "ae31a435484fb16ff7c3a7d23ad1c5cb579f0037ef3d6f872aff243aecdc7157", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae31a435484fb16ff7c3a7d23ad1c5cb579f0037ef3d6f872aff243aecdc7157", kill_on_drop: false }`
[INFO] [stdout] ae31a435484fb16ff7c3a7d23ad1c5cb579f0037ef3d6f872aff243aecdc7157
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9d0178775e94325ec408b16793146978a3111664af4d83e21ac7a6986bc96dbc
[INFO] running `Command { std: "docker" "start" "-a" "9d0178775e94325ec408b16793146978a3111664af4d83e21ac7a6986bc96dbc", kill_on_drop: false }`
[INFO] [stderr]    Compiling gann v0.2.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]   --> src/lib.rs:93:7
[INFO] [stdout]    |
[INFO] [stdout] 93 |   use super::*;
[INFO] [stdout]    |       ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.42s
[INFO] running `Command { std: "docker" "inspect" "9d0178775e94325ec408b16793146978a3111664af4d83e21ac7a6986bc96dbc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d0178775e94325ec408b16793146978a3111664af4d83e21ac7a6986bc96dbc", kill_on_drop: false }`
[INFO] [stdout] 9d0178775e94325ec408b16793146978a3111664af4d83e21ac7a6986bc96dbc
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2ffc5b46abc0c97ad6586db8ec22c066427d416cba7cdb92b94b5c1f13af33df
[INFO] running `Command { std: "docker" "start" "-a" "2ffc5b46abc0c97ad6586db8ec22c066427d416cba7cdb92b94b5c1f13af33df", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]   --> src/lib.rs:93:7
[INFO] [stderr]    |
[INFO] [stderr] 93 |   use super::*;
[INFO] [stderr]    |       ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `gann` (lib test) generated 1 warning (run `cargo fix --lib -p gann --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/gann-1e7813bb85f506e9)
[INFO] [stdout] 
[INFO] [stdout] running 48 tests
[INFO] [stdout] test la::matrix::tests::as_slice ... ok
[INFO] [stdout] test la::matrix::tests::col ... ok
[INFO] [stdout] test la::matrix::tests::formatting ... ok
[INFO] [stdout] test la::matrix::tests::diag ... ok
[INFO] [stdout] test la::matrix::tests::ident ... ok
[INFO] [stdout] test la::matrix::tests::from_vector ... ok
[INFO] [stdout] test la::matrix::tests::from ... ok
[INFO] [stdout] test la::matrix::tests::into_vector ... ok
[INFO] [stdout] test la::matrix::tests::matrix_addition ... ok
[INFO] [stdout] test la::matrix::tests::matrix_multiplication ... ok
[INFO] [stdout] test la::matrix::tests::matrix_subtraction ... ok
[INFO] [stdout] test la::matrix::tests::mut_index ... ok
[INFO] [stdout] test la::matrix::tests::reshape ... ok
[INFO] [stdout] test la::matrix::tests::row ... ok
[INFO] [stdout] test la::matrix::tests::scalar_addition ... ok
[INFO] [stdout] test la::matrix::tests::scalar_division ... ok
[INFO] [stdout] test la::matrix::tests::scalar_multiplication ... ok
[INFO] [stdout] test la::matrix::tests::scalar_subtraction ... ok
[INFO] [stdout] test la::matrix::tests::trace ... ok
[INFO] [stdout] test la::matrix::tests::trans ... ok
[INFO] [stdout] test la::matrix::tests::trans_non_square ... ok
[INFO] [stdout] test la::matrix::tests::vector_multiplication ... ok
[INFO] [stdout] test la::matrix::tests::zeros ... ok
[INFO] [stdout] test la::vector::tests::as_slice ... ok
[INFO] [stdout] test la::matrix::tests::fill ... ok
[INFO] [stdout] test la::vector::tests::fill ... ok
[INFO] [stdout] test la::vector::tests::formatting ... ok
[INFO] [stdout] test la::vector::tests::from ... ok
[INFO] [stdout] test la::vector::tests::mut_index ... ok
[INFO] [stdout] test la::vector::tests::hadamard ... ok
[INFO] [stdout] test la::vector::tests::normalize ... ok
[INFO] [stdout] test la::vector::tests::ident ... ok
[INFO] [stdout] test la::vector::tests::magnitude ... ok
[INFO] [stdout] test la::vector::tests::scalar_addition ... ok
[INFO] [stdout] test la::vector::tests::scalar_division ... ok
[INFO] [stdout] test la::vector::tests::scalar_multiplication ... ok
[INFO] [stdout] test la::vector::tests::scalar_subtraction ... ok
[INFO] [stdout] test la::vector::tests::vector_addition ... ok
[INFO] [stdout] test la::vector::tests::vector_multiplication ... ok
[INFO] [stdout] test la::vector::tests::vector_subtraction ... ok
[INFO] [stdout] test la::vector::tests::zeros ... ok
[INFO] [stdout] test tests::formatting ... ok
[INFO] [stdout] test tests::sum ... ok
[INFO] [stdout] test tests::use_const ... ok
[INFO] [stdout] test tests::xor ... ok
[INFO] [stdout] test la::vector::tests::rand ... ok
[INFO] [stdout] test tests::ann ... ok
[INFO] [stdout] test la::matrix::tests::rand ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 48 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.07s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests gann
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - ann (line 25) ... FAILED
[INFO] [stdout] test src/lib.rs - ann_type (line 49) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - ann (line 25) stdout ----
[INFO] [stdout] error[E0275]: overflow evaluating the requirement `[(); gann::::layers::basic_dense_layer::BasicDenseLayer::{constant#0}] well-formed`
[INFO] [stdout]   --> src/lib.rs:31:11
[INFO] [stdout]    |
[INFO] [stdout] 31 |   let ann = ann!(784, // count of inputs
[INFO] [stdout]    |  ___________^
[INFO] [stdout] 32 | |   SigmoidLayer, 49, // sigmoid layer with 49 neurons
[INFO] [stdout] 33 | |   SigmoidLayer, 25, // sigmoid layer with 25 neurons
[INFO] [stdout] 34 | |   SigmoidLayer, 10, // sigmoid layer with 10 neurons
[INFO] [stdout] 35 | |   SoftMaxLayer,     // softmax for classification
[INFO] [stdout] 36 | |   CrossEntropyLoss  // provides basic gradient for BP
[INFO] [stdout] 37 | |   );
[INFO] [stdout]    | |___^
[INFO] [stdout]    |
[INFO] [stdout] note: required by a bound in `BasicDenseLayer`
[INFO] [stdout]   --> /opt/rustwide/workdir/src/layers/basic_dense_layer.rs:17:3
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct BasicDenseLayer<const NEURONS: usize, const WEIGHTS: usize, Next, AF>
[INFO] [stdout]    |            --------------- required by a bound in this struct
[INFO] [stdout] 16 | where
[INFO] [stdout] 17 |   [(); NEURONS * WEIGHTS]:,
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `BasicDenseLayer`
[INFO] [stdout]    = note: this error originates in the macro `ann` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0275`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - ann (line 25)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.51s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "2ffc5b46abc0c97ad6586db8ec22c066427d416cba7cdb92b94b5c1f13af33df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ffc5b46abc0c97ad6586db8ec22c066427d416cba7cdb92b94b5c1f13af33df", kill_on_drop: false }`
[INFO] [stdout] 2ffc5b46abc0c97ad6586db8ec22c066427d416cba7cdb92b94b5c1f13af33df