[INFO] updating cached repository https://github.com/mattiast/pyo3_module
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 1eda8cd0d31faaa47d10461006a0f23d0c39a0d8
[INFO] checking mattiast/pyo3_module against master#6d69caba110c0c2fb90180df1cbc8be5033b91d4 for pr-69530
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmattiast%2Fpyo3_module" "/workspace/builds/worker-7/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mattiast/pyo3_module on toolchain 6d69caba110c0c2fb90180df1cbc8be5033b91d4
[INFO] running `"/workspace/cargo-home/bin/cargo" "+6d69caba110c0c2fb90180df1cbc8be5033b91d4" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/mattiast/pyo3_module
[INFO] finished tweaking git repo https://github.com/mattiast/pyo3_module
[INFO] tweaked toml for git repo https://github.com/mattiast/pyo3_module written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/mattiast/pyo3_module already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+6d69caba110c0c2fb90180df1cbc8be5033b91d4" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+6d69caba110c0c2fb90180df1cbc8be5033b91d4" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] bf434167a897f90b8207724a16a3b21ee62996f382693116274eaa13b288cba7
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "bf434167a897f90b8207724a16a3b21ee62996f382693116274eaa13b288cba7"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling ndarray v0.13.0
[INFO] [stderr]     Checking unindent v0.1.5
[INFO] [stderr]     Checking lock_api v0.3.3
[INFO] [stderr]     Checking parking_lot_core v0.7.0
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]     Checking rayon-core v1.7.0
[INFO] [stderr]     Checking parking_lot v0.10.0
[INFO] [stderr]     Checking rayon v1.3.0
[INFO] [stderr]    Compiling pyo3-derive-backend v0.9.1
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]    Compiling indoc-impl v0.3.5
[INFO] [stderr]    Compiling ctor v0.1.13
[INFO] [stderr]    Compiling ghost v0.1.1
[INFO] [stderr]    Compiling paste-impl v0.1.10
[INFO] [stderr]    Compiling inventory-impl v0.1.5
[INFO] [stderr]     Checking indoc v0.3.5
[INFO] [stderr]     Checking paste v0.1.10
[INFO] [stderr]    Compiling pyo3cls v0.9.1
[INFO] [stderr]     Checking inventory v0.1.5
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]    Compiling serde_json v1.0.50
[INFO] [stderr]    Compiling pyo3 v0.9.1
[INFO] [stderr]     Checking numpy v0.8.0
[INFO] [stderr]     Checking sample_module v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused imports: `ArrayD`, `ArrayViewD`, `ArrayViewMutD`
[INFO] [stderr]  --> src/lib.rs:1:15
[INFO] [stderr]   |
[INFO] [stderr] 1 | use ndarray::{ArrayD, ArrayViewD, ArrayViewMutD};
[INFO] [stderr]   |               ^^^^^^  ^^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `IntoPyArray`
[INFO] [stderr]  --> src/lib.rs:2:13
[INFO] [stderr]   |
[INFO] [stderr] 2 | use numpy::{IntoPyArray, PyArrayDyn};
[INFO] [stderr]   |             ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `py`
[INFO] [stderr]   --> src/lib.rs:80:18
[INFO] [stderr]    |
[INFO] [stderr] 80 | fn sample_module(py: Python, m: &PyModule) -> PyResult<()> {
[INFO] [stderr]    |                  ^^ help: consider prefixing with an underscore: `_py`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `y`
[INFO] [stderr]   --> src/lib.rs:62:5
[INFO] [stderr]    |
[INFO] [stderr] 62 |     y: bool,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `ArrayD`, `ArrayViewD`, `ArrayViewMutD`
[INFO] [stderr]  --> src/lib.rs:1:15
[INFO] [stderr]   |
[INFO] [stderr] 1 | use ndarray::{ArrayD, ArrayViewD, ArrayViewMutD};
[INFO] [stderr]   |               ^^^^^^  ^^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `IntoPyArray`
[INFO] [stderr]  --> src/lib.rs:2:13
[INFO] [stderr]   |
[INFO] [stderr] 2 | use numpy::{IntoPyArray, PyArrayDyn};
[INFO] [stderr]   |             ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `py`
[INFO] [stderr]   --> src/lib.rs:80:18
[INFO] [stderr]    |
[INFO] [stderr] 80 | fn sample_module(py: Python, m: &PyModule) -> PyResult<()> {
[INFO] [stderr]    |                  ^^ help: consider prefixing with an underscore: `_py`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `y`
[INFO] [stderr]   --> src/lib.rs:62:5
[INFO] [stderr]    |
[INFO] [stderr] 62 |     y: bool,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 06s
[INFO] running `"docker" "inspect" "bf434167a897f90b8207724a16a3b21ee62996f382693116274eaa13b288cba7"`
[INFO] running `"docker" "rm" "-f" "bf434167a897f90b8207724a16a3b21ee62996f382693116274eaa13b288cba7"`
[INFO] [stdout] bf434167a897f90b8207724a16a3b21ee62996f382693116274eaa13b288cba7