[INFO] cloning repository https://github.com/clearviewai/msgpack-numpy-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/clearviewai/msgpack-numpy-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fclearviewai%2Fmsgpack-numpy-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fclearviewai%2Fmsgpack-numpy-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 87af48ea9f325069f7bc6932ecdac5a1e94d5888
[INFO] testing clearviewai/msgpack-numpy-rs against beta-2026-01-20 for beta-1.94-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fclearviewai%2Fmsgpack-numpy-rs" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/clearviewai/msgpack-numpy-rs
[INFO] finished tweaking git repo https://github.com/clearviewai/msgpack-numpy-rs
[INFO] tweaked toml for git repo https://github.com/clearviewai/msgpack-numpy-rs written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/clearviewai/msgpack-numpy-rs on toolchain beta-2026-01-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/clearviewai/msgpack-numpy-rs 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" "+beta-2026-01-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: file `/workspace/builds/worker-7-tc2/source/benches/bench_serialize_and_deserialize.rs` found to be present in multiple build targets:
[INFO] [stderr]   * `bin` target `bench_serialize_and_deserialize`
[INFO] [stderr]   * `bench` target `bench_serialize_and_deserialize`
[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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 39a453dc23ac833b340b79e5830e5242fdbeddc5af866101c0077ddaaf8aae3f
[INFO] running `Command { std: "docker" "start" "-a" "39a453dc23ac833b340b79e5830e5242fdbeddc5af866101c0077ddaaf8aae3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "39a453dc23ac833b340b79e5830e5242fdbeddc5af866101c0077ddaaf8aae3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39a453dc23ac833b340b79e5830e5242fdbeddc5af866101c0077ddaaf8aae3f", kill_on_drop: false }`
[INFO] [stdout] 39a453dc23ac833b340b79e5830e5242fdbeddc5af866101c0077ddaaf8aae3f
[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=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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ff1b5a2405e292f7346f73f456b8966b89e00b4cb2e3b768120ee0035ce6df42
[INFO] running `Command { std: "docker" "start" "-a" "ff1b5a2405e292f7346f73f456b8966b89e00b4cb2e3b768120ee0035ce6df42", kill_on_drop: false }`
[INFO] [stderr] warning: file `/opt/rustwide/workdir/benches/bench_serialize_and_deserialize.rs` found to be present in multiple build targets:
[INFO] [stderr]   * `bin` target `bench_serialize_and_deserialize`
[INFO] [stderr]   * `bench` target `bench_serialize_and_deserialize`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling libm v0.2.8
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling paste v1.0.15
[INFO] [stderr]    Compiling matrixmultiply v0.3.9
[INFO] [stderr]    Compiling rawpointer v0.2.1
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling syn v2.0.68
[INFO] [stderr]    Compiling rmp v0.8.14
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling half v2.4.1
[INFO] [stderr]    Compiling ndarray v0.15.6
[INFO] [stderr]    Compiling serde_derive v1.0.203
[INFO] [stderr]    Compiling thiserror-impl v1.0.61
[INFO] [stderr]    Compiling thiserror v1.0.61
[INFO] [stderr]    Compiling serde v1.0.203
[INFO] [stderr]    Compiling rmp-serde v1.3.0
[INFO] [stderr]    Compiling serde_bytes v0.11.15
[INFO] [stderr]    Compiling msgpack-numpy v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/serde.rs:656:11
[INFO] [stdout]     |
[INFO] [stdout] 656 |     data: &[u8],
[INFO] [stdout]     |           ^^^^^ the lifetime is elided here
[INFO] [stdout] 657 |     shape: IxDyn,
[INFO] [stdout] 658 | ) -> Result<CowArray<T, IxDyn>, NDArrayError> {
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden 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] 658 | ) -> Result<CowArray<'_, T, IxDyn>, NDArrayError> {
[INFO] [stdout]     |                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/serde.rs:673:43
[INFO] [stdout]     |
[INFO] [stdout] 673 | unsafe fn transmute_slice<T: Clone>(data: &[u8]) -> Option<Cow<[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] 673 | unsafe fn transmute_slice<T: Clone>(data: &[u8]) -> Option<Cow<'_, [T]>> {
[INFO] [stdout]     |                                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 26.21s
[INFO] running `Command { std: "docker" "inspect" "ff1b5a2405e292f7346f73f456b8966b89e00b4cb2e3b768120ee0035ce6df42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff1b5a2405e292f7346f73f456b8966b89e00b4cb2e3b768120ee0035ce6df42", kill_on_drop: false }`
[INFO] [stdout] ff1b5a2405e292f7346f73f456b8966b89e00b4cb2e3b768120ee0035ce6df42
[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=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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 735defc6bbb730e2517fdfd5e55b72182d2d93dd207f0050107e9cb35d408411
[INFO] running `Command { std: "docker" "start" "-a" "735defc6bbb730e2517fdfd5e55b72182d2d93dd207f0050107e9cb35d408411", kill_on_drop: false }`
[INFO] [stderr] warning: file `/opt/rustwide/workdir/benches/bench_serialize_and_deserialize.rs` found to be present in multiple build targets:
[INFO] [stderr]   * `bin` target `bench_serialize_and_deserialize`
[INFO] [stderr]   * `bench` target `bench_serialize_and_deserialize`
[INFO] [stderr]    Compiling semver v1.0.23
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling equivalent v1.0.1
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling syn v2.0.68
[INFO] [stderr]    Compiling futures-sink v0.3.30
[INFO] [stderr]    Compiling futures-core v0.3.30
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling regex-syntax v0.8.4
[INFO] [stderr]    Compiling futures-task v0.3.30
[INFO] [stderr]    Compiling futures-channel v0.3.30
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling winnow v0.5.40
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling futures-io v0.3.30
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling indexmap v2.2.6
[INFO] [stderr]    Compiling toml_datetime v0.6.6
[INFO] [stderr]    Compiling relative-path v1.9.3
[INFO] [stderr]    Compiling rstest_macros v0.22.0
[INFO] [stderr]    Compiling glob v0.3.1
[INFO] [stderr]    Compiling futures-timer v3.0.3
[INFO] [stderr]    Compiling regex-automata v0.4.7
[INFO] [stderr]    Compiling toml_edit v0.21.1
[INFO] [stderr]    Compiling serde_derive v1.0.203
[INFO] [stderr]    Compiling thiserror-impl v1.0.61
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling ctor v0.2.8
[INFO] [stderr]    Compiling futures-util v0.3.30
[INFO] [stderr]    Compiling proc-macro-crate v3.1.0
[INFO] [stderr]    Compiling thiserror v1.0.61
[INFO] [stderr]    Compiling regex v1.10.5
[INFO] [stderr]    Compiling serde v1.0.203
[INFO] [stderr]    Compiling futures-executor v0.3.30
[INFO] [stderr]    Compiling futures v0.3.30
[INFO] [stderr]    Compiling rstest v0.22.0
[INFO] [stderr]    Compiling serde_bytes v0.11.15
[INFO] [stderr]    Compiling rmp-serde v1.3.0
[INFO] [stderr]    Compiling msgpack-numpy v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/serde.rs:656:11
[INFO] [stdout]     |
[INFO] [stdout] 656 |     data: &[u8],
[INFO] [stdout]     |           ^^^^^ the lifetime is elided here
[INFO] [stdout] 657 |     shape: IxDyn,
[INFO] [stdout] 658 | ) -> Result<CowArray<T, IxDyn>, NDArrayError> {
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden 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] 658 | ) -> Result<CowArray<'_, T, IxDyn>, NDArrayError> {
[INFO] [stdout]     |                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/serde.rs:673:43
[INFO] [stdout]     |
[INFO] [stdout] 673 | unsafe fn transmute_slice<T: Clone>(data: &[u8]) -> Option<Cow<[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] 673 | unsafe fn transmute_slice<T: Clone>(data: &[u8]) -> Option<Cow<'_, [T]>> {
[INFO] [stdout]     |                                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/serde.rs:656:11
[INFO] [stdout]     |
[INFO] [stdout] 656 |     data: &[u8],
[INFO] [stdout]     |           ^^^^^ the lifetime is elided here
[INFO] [stdout] 657 |     shape: IxDyn,
[INFO] [stdout] 658 | ) -> Result<CowArray<T, IxDyn>, NDArrayError> {
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden 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] 658 | ) -> Result<CowArray<'_, T, IxDyn>, NDArrayError> {
[INFO] [stdout]     |                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/serde.rs:673:43
[INFO] [stdout]     |
[INFO] [stdout] 673 | unsafe fn transmute_slice<T: Clone>(data: &[u8]) -> Option<Cow<[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] 673 | unsafe fn transmute_slice<T: Clone>(data: &[u8]) -> Option<Cow<'_, [T]>> {
[INFO] [stdout]     |                                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `used_linker`
[INFO] [stdout]   --> tests/test_deserialize.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | #[ctor]
[INFO] [stdout]    | ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: no expected values for `feature`
[INFO] [stdout]    = note: using a cfg inside a attribute macro will use the cfgs from the destination crate and not the ones from the defining crate
[INFO] [stdout]    = help: try referring to `ctor` crate for guidance on how handle this unexpected cfg
[INFO] [stdout]    = help: the attribute macro `ctor` may come from an old version of the `ctor` crate, try updating your dependency with `cargo update -p ctor`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout]    = note: this warning originates in the attribute macro `ctor` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 51.51s
[INFO] running `Command { std: "docker" "inspect" "735defc6bbb730e2517fdfd5e55b72182d2d93dd207f0050107e9cb35d408411", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "735defc6bbb730e2517fdfd5e55b72182d2d93dd207f0050107e9cb35d408411", kill_on_drop: false }`
[INFO] [stdout] 735defc6bbb730e2517fdfd5e55b72182d2d93dd207f0050107e9cb35d408411
[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=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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3a4614c33a668c065dbb8529f0fc160c627f156a63ff1e0172964f4a1854cf08
[INFO] running `Command { std: "docker" "start" "-a" "3a4614c33a668c065dbb8529f0fc160c627f156a63ff1e0172964f4a1854cf08", kill_on_drop: false }`
[INFO] [stderr] warning: file `/opt/rustwide/workdir/benches/bench_serialize_and_deserialize.rs` found to be present in multiple build targets:
[INFO] [stderr]   * `bin` target `bench_serialize_and_deserialize`
[INFO] [stderr]   * `bench` target `bench_serialize_and_deserialize`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/serde.rs:656:11
[INFO] [stderr]     |
[INFO] [stderr] 656 |     data: &[u8],
[INFO] [stderr]     |           ^^^^^ the lifetime is elided here
[INFO] [stderr] 657 |     shape: IxDyn,
[INFO] [stderr] 658 | ) -> Result<CowArray<T, IxDyn>, NDArrayError> {
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden 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] 658 | ) -> Result<CowArray<'_, T, IxDyn>, NDArrayError> {
[INFO] [stderr]     |                      +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/serde.rs:673:43
[INFO] [stderr]     |
[INFO] [stderr] 673 | unsafe fn transmute_slice<T: Clone>(data: &[u8]) -> Option<Cow<[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] 673 | unsafe fn transmute_slice<T: Clone>(data: &[u8]) -> Option<Cow<'_, [T]>> {
[INFO] [stderr]     |                                                                +++
[INFO] [stderr] 
[INFO] [stderr] warning: `msgpack-numpy` (lib) generated 2 warnings (run `cargo fix --lib -p msgpack-numpy` to apply 2 suggestions)
[INFO] [stderr] warning: unexpected `cfg` condition value: `used_linker`
[INFO] [stderr]   --> tests/test_deserialize.rs:12:1
[INFO] [stderr]    |
[INFO] [stderr] 12 | #[ctor]
[INFO] [stderr]    | ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: no expected values for `feature`
[INFO] [stderr]    = note: using a cfg inside a attribute macro will use the cfgs from the destination crate and not the ones from the defining crate
[INFO] [stderr]    = help: try referring to `ctor` crate for guidance on how handle this unexpected cfg
[INFO] [stderr]    = help: the attribute macro `ctor` may come from an old version of the `ctor` crate, try updating your dependency with `cargo update -p ctor`
[INFO] [stderr]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stderr]    = note: this warning originates in the attribute macro `ctor` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `msgpack-numpy` (test "test_deserialize") generated 1 warning
[INFO] [stderr] warning: `msgpack-numpy` (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/msgpack_numpy-72f7a9f4046fd82a)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test serde::tests::test_scalar_serialization ... ok
[INFO] [stdout] test serde::tests::test_cowndarray_serialization ... ok
[INFO] [stdout] test serde::tests::test_ndarray_serialization ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests benches/bench_serialize_and_deserialize.rs (/opt/rustwide/target/debug/deps/bench_serialize_and_deserialize-dbf4e50baf16a62e)
[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 tests/helpers/serialize.rs (/opt/rustwide/target/debug/deps/test_helpers_serialize-47d5791a2027046e)
[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 tests/test_deserialize.rs (/opt/rustwide/target/debug/deps/test_deserialize-9ebd15b609ef4f99)
[INFO] [stdout] Running setup...
[INFO] [stderr] 
[INFO] [stderr] thread '<unnamed>' (22) panicked at tests/test_deserialize.rs:18:10:
[INFO] [stderr] called `Result::unwrap()` on an `Err` value: Os { code: 2, kind: NotFound, message: "No such file or directory" }
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x5bb30722ce12 - std::backtrace_rs::backtrace::libunwind::trace::hf0bd46b30bc61685
[INFO] [stderr]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]    1:     0x5bb30722ce12 - std::backtrace_rs::backtrace::trace_unsynchronized::h1d1fbb72ad89d7b7
[INFO] [stderr]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]    2:     0x5bb30722ce12 - std::sys::backtrace::_print_fmt::he38b6f68ca847f47
[INFO] [stderr]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/backtrace.rs:74:9
[INFO] [stderr]    3:     0x5bb30722ce12 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hb7e843cde1bc81a3
[INFO] [stderr]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/backtrace.rs:44:26
[INFO] [stderr]    4:     0x5bb30723eaba - core::fmt::rt::Argument::fmt::hc1dd77ac64f2688c
[INFO] [stderr]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/fmt/rt.rs:152:76
[INFO] [stderr]    5:     0x5bb30723eaba - core::fmt::write::h952c506e2dbe9cff
[INFO] [stderr]    6:     0x5bb3071fb866 - std::io::default_write_fmt::h72db0b4dbd5dcfa2
[INFO] [stderr]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/io/mod.rs:639:11
[INFO] [stderr]    7:     0x5bb3071fb866 - std::io::Write::write_fmt::hb496f2b9b027aa16
[INFO] [stderr]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/io/mod.rs:1994:13
[INFO] [stderr]    8:     0x5bb30720c1f9 - std::sys::backtrace::BacktraceLock::print::h1079b82381c2c252
[INFO] [stderr]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/backtrace.rs:47:9
[INFO] [stderr]    9:     0x5bb30720c1f9 - std::panicking::default_hook::{{closure}}::h85cb76b8462c00f2
[INFO] [stderr]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:292:27
[INFO] [stderr]   10:     0x5bb30720c059 - std::panicking::default_hook::h0134d220cc034c02
[INFO] [stderr]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:319:9
[INFO] [stderr]   11:     0x5bb30720c43b - std::panicking::panic_with_hook::h8119b6db1fef734f
[INFO] [stderr]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:825:13
[INFO] [stderr]   12:     0x5bb30720c2b8 - std::panicking::panic_handler::{{closure}}::h24f5360b91482c0e
[INFO] [stderr]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:698:13
[INFO] [stderr]   13:     0x5bb307207619 - std::sys::backtrace::__rust_end_short_backtrace::h4e60c5cbd1bd0108
[INFO] [stderr]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/backtrace.rs:182:18
[INFO] [stderr]   14:     0x5bb3071f057d - __rustc[e4c6931bd8050421]::rust_begin_unwind
[INFO] [stderr]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:689:5
[INFO] [stderr]   15:     0x5bb307245f5c - core::panicking::panic_fmt::hb1614a3ff6840071
[INFO] [stderr]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/panicking.rs:80:14
[INFO] [stderr]   16:     0x5bb307245742 - core::result::unwrap_failed::h7d4c34940aded59c
[INFO] [stderr]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/result.rs:1867:5
[INFO] [stderr]   17:     0x5bb30716bc35 - core::result::Result<T,E>::unwrap::hceba4e6a421a6031
[INFO] [stderr]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/result.rs:1233:23
[INFO] [stderr]   18:     0x5bb30716bc35 - test_deserialize::setup::haac2ba1e45472c5f
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/test_deserialize.rs:18:10
[INFO] [stderr]   19:     0x5bb307166436 - test_deserialize::setup___rust_ctor___ctor::setup___rust_ctor___ctor::he67f2c7c33593469
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/test_deserialize.rs:12:1
[INFO] [stderr]   20:     0x728fc8cef304 - __libc_start_main
[INFO] [stderr]   21:     0x5bb3070c4175 - _start
[INFO] [stderr]   22:                0x0 - <unknown>
[INFO] [stderr] fatal runtime error: failed to initiate panic, error 5, aborting
[INFO] [stderr] error: test failed, to rerun pass `--test test_deserialize`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/test_deserialize-9ebd15b609ef4f99` (signal: 6, SIGABRT: process abort signal)
[INFO] running `Command { std: "docker" "inspect" "3a4614c33a668c065dbb8529f0fc160c627f156a63ff1e0172964f4a1854cf08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a4614c33a668c065dbb8529f0fc160c627f156a63ff1e0172964f4a1854cf08", kill_on_drop: false }`
[INFO] [stdout] 3a4614c33a668c065dbb8529f0fc160c627f156a63ff1e0172964f4a1854cf08
