[INFO] fetching crate redstone-ml 0.0.0...
[INFO] testing redstone-ml-0.0.0 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-8
[INFO] extracting crate redstone-ml 0.0.0 into /workspace/builds/worker-6-tc1/source
[INFO] removed /workspace/builds/worker-6-tc1/source/.cargo/config.toml
[INFO] started tweaking crates.io crate redstone-ml 0.0.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate redstone-ml 0.0.0
[INFO] tweaked toml for crates.io crate redstone-ml 0.0.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate redstone-ml 0.0.0 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate redstone-ml 0.0.0 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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cpu-time v1.0.0
[INFO] [stderr]   Downloaded trybuild v1.0.105
[INFO] [stderr]   Downloaded toml_write v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 470d0ac919516a60996234bb2324830093d5837dbf6b5fed8a7607dc1bfc78e0
[INFO] running `Command { std: "docker" "start" "-a" "470d0ac919516a60996234bb2324830093d5837dbf6b5fed8a7607dc1bfc78e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "470d0ac919516a60996234bb2324830093d5837dbf6b5fed8a7607dc1bfc78e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "470d0ac919516a60996234bb2324830093d5837dbf6b5fed8a7607dc1bfc78e0", kill_on_drop: false }`
[INFO] [stdout] 470d0ac919516a60996234bb2324830093d5837dbf6b5fed8a7607dc1bfc78e0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 618eec843a67bdff68a2ec440f00c3e73e33a97cbfcaf48a45d0e9dec5027602
[INFO] running `Command { std: "docker" "start" "-a" "618eec843a67bdff68a2ec440f00c3e73e33a97cbfcaf48a45d0e9dec5027602", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling libm v0.2.11
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling redstone-ml v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling bitflags v2.6.0
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling syn v2.0.96
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling cpu-time v1.0.0
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling num-iter v0.1.45
[INFO] [stderr]    Compiling num-rational v0.4.2
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling num v0.4.3
[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 rand_distr v0.4.3
[INFO] [stdout] warning: unused import: `first_n_elements`
[INFO] [stdout]  --> src/linalg/specialized_einsum.rs:4:13
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::{first_n_elements, NdArray};
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::recursive_trait_base_cases`
[INFO] [stdout]  --> src/util/flatten.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::recursive_trait_base_cases;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::recursive_trait_base_cases`
[INFO] [stdout]  --> src/util/homogenous.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::recursive_trait_base_cases;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::recursive_trait_base_cases`
[INFO] [stdout]  --> src/util/shape.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::recursive_trait_base_cases;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `impl_default_trait_for_dtypes`
[INFO] [stdout]  --> src/ops/binary_op_add.rs:4:13
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::{impl_default_trait_for_dtypes, simd_binary_op_specializations};
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `impl_default_trait_for_dtypes`
[INFO] [stdout]  --> src/ops/binary_op_mul.rs:4:13
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::{impl_default_trait_for_dtypes, simd_binary_op_specializations};
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::impl_default_trait_for_dtypes`
[INFO] [stdout]  --> src/ops/binary_op_sub.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::impl_default_trait_for_dtypes;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/autograd/gradient_function.rs:16:17
[INFO] [stdout]    |
[INFO] [stdout] 16 |     fn gradient(&self) -> Option<NdArray<T>> {
[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] 16 |     fn gradient(&self) -> Option<NdArray<'_, T>> {
[INFO] [stdout]    |                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/autograd/accumulate_grad.rs:30:17
[INFO] [stdout]    |
[INFO] [stdout] 30 |     fn gradient(&self) -> Option<NdArray<T>> {
[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] 30 |     fn gradient(&self) -> Option<NdArray<'_, T>> {
[INFO] [stdout]    |                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.30s
[INFO] running `Command { std: "docker" "inspect" "618eec843a67bdff68a2ec440f00c3e73e33a97cbfcaf48a45d0e9dec5027602", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "618eec843a67bdff68a2ec440f00c3e73e33a97cbfcaf48a45d0e9dec5027602", kill_on_drop: false }`
[INFO] [stdout] 618eec843a67bdff68a2ec440f00c3e73e33a97cbfcaf48a45d0e9dec5027602
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 74874b821f7d3c6c8b2b8253448e02e379d53bddadaf30fc9d7e91241245b0d1
[INFO] running `Command { std: "docker" "start" "-a" "74874b821f7d3c6c8b2b8253448e02e379d53bddadaf30fc9d7e91241245b0d1", kill_on_drop: false }`
[INFO] [stderr]    Compiling hashbrown v0.15.3
[INFO] [stderr]    Compiling serde_spanned v0.6.8
[INFO] [stderr]    Compiling toml_datetime v0.6.9
[INFO] [stderr]    Compiling winnow v0.7.10
[INFO] [stderr]    Compiling toml_write v0.1.1
[INFO] [stdout] warning: unused import: `first_n_elements`
[INFO] [stdout]  --> src/linalg/specialized_einsum.rs:4:13
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::{first_n_elements, NdArray};
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::recursive_trait_base_cases`
[INFO] [stdout]  --> src/util/flatten.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::recursive_trait_base_cases;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::recursive_trait_base_cases`
[INFO] [stdout]  --> src/util/homogenous.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::recursive_trait_base_cases;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::recursive_trait_base_cases`
[INFO] [stdout]  --> src/util/shape.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::recursive_trait_base_cases;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `impl_default_trait_for_dtypes`
[INFO] [stdout]  --> src/ops/binary_op_add.rs:4:13
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::{impl_default_trait_for_dtypes, simd_binary_op_specializations};
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `impl_default_trait_for_dtypes`
[INFO] [stdout]  --> src/ops/binary_op_mul.rs:4:13
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::{impl_default_trait_for_dtypes, simd_binary_op_specializations};
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::impl_default_trait_for_dtypes`
[INFO] [stdout]  --> src/ops/binary_op_sub.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::impl_default_trait_for_dtypes;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/autograd/gradient_function.rs:16:17
[INFO] [stdout]    |
[INFO] [stdout] 16 |     fn gradient(&self) -> Option<NdArray<T>> {
[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] 16 |     fn gradient(&self) -> Option<NdArray<'_, T>> {
[INFO] [stdout]    |                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/autograd/accumulate_grad.rs:30:17
[INFO] [stdout]    |
[INFO] [stdout] 30 |     fn gradient(&self) -> Option<NdArray<T>> {
[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] 30 |     fn gradient(&self) -> Option<NdArray<'_, T>> {
[INFO] [stdout]    |                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling indexmap v2.9.0
[INFO] [stderr]    Compiling toml_edit v0.22.26
[INFO] [stderr]    Compiling toml v0.8.22
[INFO] [stderr]    Compiling trybuild v1.0.105
[INFO] [stderr]    Compiling redstone-ml v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `first_n_elements`
[INFO] [stdout]  --> src/linalg/specialized_einsum.rs:4:13
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::{first_n_elements, NdArray};
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::recursive_trait_base_cases`
[INFO] [stdout]  --> src/util/flatten.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::recursive_trait_base_cases;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::recursive_trait_base_cases`
[INFO] [stdout]  --> src/util/homogenous.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::recursive_trait_base_cases;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::recursive_trait_base_cases`
[INFO] [stdout]  --> src/util/shape.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::recursive_trait_base_cases;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `impl_default_trait_for_dtypes`
[INFO] [stdout]  --> src/ops/binary_op_add.rs:4:13
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::{impl_default_trait_for_dtypes, simd_binary_op_specializations};
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `impl_default_trait_for_dtypes`
[INFO] [stdout]  --> src/ops/binary_op_mul.rs:4:13
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::{impl_default_trait_for_dtypes, simd_binary_op_specializations};
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::impl_default_trait_for_dtypes`
[INFO] [stdout]  --> src/ops/binary_op_sub.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::impl_default_trait_for_dtypes;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/autograd/gradient_function.rs:16:17
[INFO] [stdout]    |
[INFO] [stdout] 16 |     fn gradient(&self) -> Option<NdArray<T>> {
[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] 16 |     fn gradient(&self) -> Option<NdArray<'_, T>> {
[INFO] [stdout]    |                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/autograd/accumulate_grad.rs:30:17
[INFO] [stdout]    |
[INFO] [stdout] 30 |     fn gradient(&self) -> Option<NdArray<T>> {
[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] 30 |     fn gradient(&self) -> Option<NdArray<'_, T>> {
[INFO] [stdout]    |                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 44.09s
[INFO] running `Command { std: "docker" "inspect" "74874b821f7d3c6c8b2b8253448e02e379d53bddadaf30fc9d7e91241245b0d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74874b821f7d3c6c8b2b8253448e02e379d53bddadaf30fc9d7e91241245b0d1", kill_on_drop: false }`
[INFO] [stdout] 74874b821f7d3c6c8b2b8253448e02e379d53bddadaf30fc9d7e91241245b0d1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 88b5d8fd8b40f8fe0d44e63a758667f7ea18faf08051c2d58e8e48a132f96bda
[INFO] running `Command { std: "docker" "start" "-a" "88b5d8fd8b40f8fe0d44e63a758667f7ea18faf08051c2d58e8e48a132f96bda", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `first_n_elements`
[INFO] [stderr]  --> src/linalg/specialized_einsum.rs:4:13
[INFO] [stderr]   |
[INFO] [stderr] 4 | use crate::{first_n_elements, NdArray};
[INFO] [stderr]   |             ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::recursive_trait_base_cases`
[INFO] [stderr]  --> src/util/flatten.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use crate::recursive_trait_base_cases;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::recursive_trait_base_cases`
[INFO] [stderr]  --> src/util/homogenous.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use crate::recursive_trait_base_cases;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::recursive_trait_base_cases`
[INFO] [stderr]  --> src/util/shape.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::recursive_trait_base_cases;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `impl_default_trait_for_dtypes`
[INFO] [stderr]  --> src/ops/binary_op_add.rs:4:13
[INFO] [stderr]   |
[INFO] [stderr] 4 | use crate::{impl_default_trait_for_dtypes, simd_binary_op_specializations};
[INFO] [stderr]   |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `impl_default_trait_for_dtypes`
[INFO] [stderr]  --> src/ops/binary_op_mul.rs:4:13
[INFO] [stderr]   |
[INFO] [stderr] 4 | use crate::{impl_default_trait_for_dtypes, simd_binary_op_specializations};
[INFO] [stderr]   |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::impl_default_trait_for_dtypes`
[INFO] [stderr]  --> src/ops/binary_op_sub.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use crate::impl_default_trait_for_dtypes;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/autograd/gradient_function.rs:16:17
[INFO] [stderr]    |
[INFO] [stderr] 16 |     fn gradient(&self) -> Option<NdArray<T>> {
[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] 16 |     fn gradient(&self) -> Option<NdArray<'_, T>> {
[INFO] [stderr]    |                                          +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/autograd/accumulate_grad.rs:30:17
[INFO] [stderr]    |
[INFO] [stderr] 30 |     fn gradient(&self) -> Option<NdArray<T>> {
[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] 30 |     fn gradient(&self) -> Option<NdArray<'_, T>> {
[INFO] [stderr]    |                                          +++
[INFO] [stderr] 
[INFO] [stderr] warning: `redstone-ml` (lib) generated 9 warnings (run `cargo fix --lib -p redstone-ml` to apply 9 suggestions)
[INFO] [stderr] warning: `redstone-ml` (lib test) generated 9 warnings (9 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/redstone_ml-4d34c363eb3110a8)
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test linalg::einsum::tests::test_ellipsis_middle2 ... ok
[INFO] [stdout] test linalg::einsum::tests::test_parse_operand_subscripts_with_repeats ... ok
[INFO] [stdout] test linalg::einsum::tests::test_ellipsis_start ... ok
[INFO] [stdout] test linalg::einsum::tests::test_unique_labels2 ... ok
[INFO] [stdout] test linalg::einsum::tests::test_ellipsis_middle ... ok
[INFO] [stdout] test linalg::einsum::tests::test_multiple_operands ... ok
[INFO] [stdout] test ndarray::iterator::collapse_contiguous::tests::test_collapse_to_uniform_stride ... ok
[INFO] [stdout] test ndarray::iterator::collapse_contiguous::tests::test_collapse_to_uniform_stride_edge ... ok
[INFO] [stdout] test ndarray::broadcast::tests::test_broadcast_shapes ... ok
[INFO] [stdout] test ndarray::broadcast::tests::test_get_broadcasted_axes ... ok
[INFO] [stdout] test ndarray::iterator::collapse_contiguous::tests::test_collapse_contiguous ... ok
[INFO] [stdout] test ndarray::reduce::tests::test_reduce_shape_and_stride ... ok
[INFO] [stdout] test linalg::einsum::tests::test_invalid_ellipsis_at_end - should panic ... ok
[INFO] [stdout] test linalg::einsum::tests::test_invalid_ellipsis - should panic ... ok
[INFO] [stdout] test linalg::einsum::tests::test_invalid_ellipsis_multiple - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/backwards.rs (/opt/rustwide/target/debug/deps/backwards-70e3fba8b3a44847)
[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] [stderr]      Running unittests src/bin/binary_ops.rs (/opt/rustwide/target/debug/deps/binary_ops-747667d3afb506c2)
[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] [stdout] 
[INFO] [stderr]      Running unittests src/bin/einsum.rs (/opt/rustwide/target/debug/deps/einsum-fffca2d1a8e9872f)
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests src/bin/reduce.rs (/opt/rustwide/target/debug/deps/reduce-3eef186dff78cca6)
[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] [stderr]      Running tests/astype.rs (/opt/rustwide/target/debug/deps/astype-f8770b8e322c5697)
[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] [stdout] 
[INFO] [stdout] running 24 tests
[INFO] [stdout] test test_astype_from_1d_f32 ... ok
[INFO] [stdout] test test_astype_from_1d_f64 ... ok
[INFO] [stdout] test test_astype_from_1d_i32 ... ok
[INFO] [stdout] test test_astype_from_1d_i16 ... ok
[INFO] [stdout] test test_astype_from_1d_i128 ... ok
[INFO] [stdout] test test_astype_from_1d_i8 ... ok
[INFO] [stdout] test test_astype_from_1d_u128 ... ok
[INFO] [stdout] test test_astype_from_1d_u64 ... ok
[INFO] [stdout] test test_astype_from_1d_i64 ... ok
[INFO] [stdout] test test_astype_from_1d_u16 ... ok
[INFO] [stdout] test test_astype_from_2d_i128 ... ok
[INFO] [stdout] test test_astype_from_2d_f32 ... ok
[INFO] [stdout] test test_astype_from_2d_i16 ... ok
[INFO] [stdout] test test_astype_from_1d_u32 ... ok
[INFO] [stdout] test test_astype_from_1d_u8 ... ok
[INFO] [stdout] test test_astype_from_2d_f64 ... ok
[INFO] [stdout] test test_astype_from_2d_i8 ... ok
[INFO] [stdout] test test_astype_from_2d_i64 ... ok
[INFO] [stdout] test test_astype_from_2d_u128 ... ok
[INFO] [stdout] test test_astype_from_2d_i32 ... ok
[INFO] [stdout] test test_astype_from_2d_u8 ... ok
[INFO] [stdout] test test_astype_from_2d_u64 ... ok
[INFO] [stdout] test test_astype_from_2d_u16 ... ok
[INFO] [stderr]      Running tests/autograd.rs (/opt/rustwide/target/debug/deps/autograd-7a926b7456c66367)
[INFO] [stdout] test test_astype_from_2d_u32 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 24 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stderr] 
[INFO] [stderr] thread 'test_autograd4' (64) panicked at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/alloc/src/vec/mod.rs:1061:9:
[INFO] [stderr] unsafe precondition(s) violated: Vec::from_raw_parts_in requires that length <= capacity
[INFO] [stderr] 
[INFO] [stderr] This indicates a bug in the program. This Undefined Behavior check is optional, and cannot be relied on for safety.
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x617f3d342882 - std::backtrace_rs::backtrace::libunwind::trace::ha50a1f28c7a10cf8
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]    1:     0x617f3d342882 - std::backtrace_rs::backtrace::trace_unsynchronized::h34f8c4ec82a320bc
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]    2:     0x617f3d342882 - std::sys::backtrace::_print_fmt::h2d23e84e13d343bc
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]    3:     0x617f3d342882 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hde21067283f7e82e
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]    4:     0x617f3d35367f - core::fmt::rt::Argument::fmt::he65307037dca33c6
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/fmt/rt.rs:173:76
[INFO] [stderr]    5:     0x617f3d35367f - core::fmt::write::h24186904251c31cb
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/fmt/mod.rs:1469:25
[INFO] [stderr]    6:     0x617f3d310223 - std::io::default_write_fmt::hdc5d19b6df666f61
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/io/mod.rs:639:11
[INFO] [stderr]    7:     0x617f3d310223 - std::io::Write::write_fmt::h3ab9f1f4d8d19b72
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/io/mod.rs:1954:13
[INFO] [stderr]    8:     0x617f3d31c0f2 - std::sys::backtrace::BacktraceLock::print::he038489aba5894a6
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]    9:     0x617f3d320bcf - std::panicking::default_hook::{{closure}}::h80a26d916c49679b
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:301:27
[INFO] [stderr]   10:     0x617f3d320a29 - std::panicking::default_hook::he2e9efee79b3dce9
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:328:9
[INFO] [stderr]   11:     0x617f3d2d737e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h202f496763929329
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/alloc/src/boxed.rs:2099:9
[INFO] [stderr]   12:     0x617f3d2d737e - test::test_main_with_exit_callback::{{closure}}::h805a6913adddaea3
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/test/src/lib.rs:145:21
[INFO] [stderr]   13:     0x617f3d3211df - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h2883c9d2dbd4e81c
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/alloc/src/boxed.rs:2099:9
[INFO] [stderr]   14:     0x617f3d3211df - std::panicking::panic_with_hook::hf5648b7cec6bc73e
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:842:13
[INFO] [stderr]   15:     0x617f3d321006 - std::panicking::panic_handler::{{closure}}::h1b2ed3864ba94359
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:700:13
[INFO] [stderr]   16:     0x617f3d31c229 - std::sys::backtrace::__rust_end_short_backtrace::hd0186b2b27f5aaa7
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/sys/backtrace.rs:174:18
[INFO] [stderr]   17:     0x617f3d304b1d - __rustc[f7dae8b92efe1d7a]::rust_begin_unwind
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:698:5
[INFO] [stderr]   18:     0x617f3d35ad7d - core::panicking::panic_nounwind_fmt::runtime::hd682c7f4ebed7044
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/panicking.rs:122:22
[INFO] [stderr]   19:     0x617f3d35ad7d - core::panicking::panic_nounwind_fmt::he05c47de4e511442
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/intrinsics/mod.rs:2439:9
[INFO] [stderr]   20:     0x617f3d28d22c - alloc::vec::Vec<T,A>::from_raw_parts_in::precondition_check::h63f9f0d3955ddf28
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/ub_checks.rs:73:21
[INFO] [stderr]   21:     0x617f3d28d090 - alloc::vec::Vec<T,A>::from_raw_parts_in::h489e422a5bdd3e11
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/alloc/src/vec/mod.rs:1061:9
[INFO] [stderr]   22:     0x617f3d28c7d0 - alloc::vec::Vec<T>::from_raw_parts::h3d1ff9cc409e7e10
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/alloc/src/vec/mod.rs:647:18
[INFO] [stderr]   23:     0x617f3d26701a - redstone_ml::ndarray::constructors::<impl core::ops::drop::Drop for redstone_ml::ndarray::NdArray<T>>::drop::h3bd886166a5d3157
[INFO] [stderr]                                at /opt/rustwide/workdir/src/ndarray/constructors.rs:80:22
[INFO] [stderr]   24:     0x617f3d28aba3 - core::ptr::drop_in_place<redstone_ml::ndarray::NdArray<f64>>::hf8c6695cf62a458a
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/ptr/mod.rs:805:1
[INFO] [stderr]   25:     0x617f3d281a3a - <redstone_ml::autograd::add_backwards::AddBackwards<T> as redstone_ml::autograd::gradient_function::GradientFuncTrait<T>>::backward::h275a8da0d009837e
[INFO] [stderr]                                at /opt/rustwide/workdir/src/autograd/gradient_function.rs:48:13
[INFO] [stderr]   26:     0x617f3d271c50 - redstone_ml::tensor::autograd::<impl redstone_ml::tensor::Tensor<T>>::backward_with::h925765eea9db18f1
[INFO] [stderr]                                at /opt/rustwide/workdir/src/tensor/autograd.rs:156:35
[INFO] [stderr]   27:     0x617f3d27210f - redstone_ml::tensor::autograd::<impl redstone_ml::tensor::Tensor<T>>::backward::h45700a2a8b9b4a6a
[INFO] [stderr]                                at /opt/rustwide/workdir/src/tensor/autograd.rs:178:14
[INFO] [stderr]   28:     0x617f3d2abf7c - autograd::test_autograd4::hd67dcf04cdb97458
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/autograd.rs:85:7
[INFO] [stderr]   29:     0x617f3d2ad3c7 - autograd::test_autograd4::{{closure}}::hfb260636cc882d01
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/autograd.rs:75:20
[INFO] [stderr]   30:     0x617f3d289466 - core::ops::function::FnOnce::call_once::h0a0674e7e94f0378
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   31:     0x617f3d2d71eb - core::ops::function::FnOnce::call_once::h3a2d82edd1a9b770
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   32:     0x617f3d2d71eb - test::__rust_begin_short_backtrace::h85d4fe5033219107
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/test/src/lib.rs:663:18
[INFO] [stderr]   33:     0x617f3d2eb1dd - test::run_test_in_process::{{closure}}::h67b48a81b9c9d7b6
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/test/src/lib.rs:686:74
[INFO] [stderr]   34:     0x617f3d2eb1dd - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h7680585480377cb5
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stderr]   35:     0x617f3d2eb1dd - std::panicking::catch_unwind::do_call::hf71351b2657d4002
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:590:40
[INFO] [stderr]   36:     0x617f3d2eb1dd - std::panicking::catch_unwind::h7fcb5c0312d9e172
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:553:19
[INFO] [stderr]   37:     0x617f3d2eb1dd - std::panic::catch_unwind::h5cf3c9bdee894ebe
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panic.rs:359:14
[INFO] [stderr]   38:     0x617f3d2eb1dd - test::run_test_in_process::h1469cb85193a3a25
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/test/src/lib.rs:686:27
[INFO] [stderr]   39:     0x617f3d2eb1dd - test::run_test::{{closure}}::h59d45b3cd6453d69
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/test/src/lib.rs:607:43
[INFO] [stderr]   40:     0x617f3d2c4724 - test::run_test::{{closure}}::h9baa0c3d443f28c9
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/test/src/lib.rs:637:41
[INFO] [stderr]   41:     0x617f3d2c4724 - std::sys::backtrace::__rust_begin_short_backtrace::h97ea8cee4828663e
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/sys/backtrace.rs:158:18
[INFO] [stderr]   42:     0x617f3d2c7f7a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h5d7539d5f78cee61
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/thread/mod.rs:562:17
[INFO] [stderr]   43:     0x617f3d2c7f7a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::he4c551e23c5e9b22
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stderr]   44:     0x617f3d2c7f7a - std::panicking::catch_unwind::do_call::h522b41a6c157aaba
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:590:40
[INFO] [stderr]   45:     0x617f3d2c7f7a - std::panicking::catch_unwind::h0efbf72006b8e365
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:553:19
[INFO] [stderr]   46:     0x617f3d2c7f7a - std::panic::catch_unwind::h3b081041e6c97066
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panic.rs:359:14
[INFO] [stderr]   47:     0x617f3d2c7f7a - std::thread::Builder::spawn_unchecked_::{{closure}}::ha751309815d5d8cf
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/thread/mod.rs:560:30
[INFO] [stderr]   48:     0x617f3d2c7f7a - core::ops::function::FnOnce::call_once{{vtable.shim}}::h2084b887a5fe25a7
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   49:     0x617f3d31762f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h3adbd6ccf5f737af
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/alloc/src/boxed.rs:2085:9
[INFO] [stderr]   50:     0x617f3d31762f - std::sys::thread::unix::Thread::new::thread_start::hb3dc6483caa1b987
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/sys/thread/unix.rs:124:17
[INFO] [stderr]   51:     0x7b14a0754aa4 - <unknown>
[INFO] [stderr]   52:     0x7b14a07e1a64 - clone
[INFO] [stderr]   53:                0x0 - <unknown>
[INFO] [stderr] thread caused non-unwinding panic. aborting.
[INFO] [stderr] error: test failed, to rerun pass `--test autograd`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/autograd-7a926b7456c66367` (signal: 6, SIGABRT: process abort signal)
[INFO] running `Command { std: "docker" "inspect" "88b5d8fd8b40f8fe0d44e63a758667f7ea18faf08051c2d58e8e48a132f96bda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88b5d8fd8b40f8fe0d44e63a758667f7ea18faf08051c2d58e8e48a132f96bda", kill_on_drop: false }`
[INFO] [stdout] 88b5d8fd8b40f8fe0d44e63a758667f7ea18faf08051c2d58e8e48a132f96bda
