[INFO] cloning repository https://github.com/asukiaaa/rust_matrix_calc_practice [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/asukiaaa/rust_matrix_calc_practice" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fasukiaaa%2Frust_matrix_calc_practice"` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fasukiaaa%2Frust_matrix_calc_practice'... [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] d6e066b57866a4116133267aa991e449d5d15bca [INFO] checking asukiaaa/rust_matrix_calc_practice against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fasukiaaa%2Frust_matrix_calc_practice" "/workspace/builds/worker-8/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/asukiaaa/rust_matrix_calc_practice on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd [INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/asukiaaa/rust_matrix_calc_practice [INFO] finished tweaking git repo https://github.com/asukiaaa/rust_matrix_calc_practice [INFO] tweaked toml for git repo https://github.com/asukiaaa/rust_matrix_calc_practice written to /workspace/builds/worker-8/source/Cargo.toml [INFO] crate git repo https://github.com/asukiaaa/rust_matrix_calc_practice already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 54e683afae450cfbe12a847ff322937f6089f77915ccffadc4a5bddf0b2857eb [INFO] running `"docker" "start" "-a" "54e683afae450cfbe12a847ff322937f6089f77915ccffadc4a5bddf0b2857eb"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling ndarray v0.10.13 [INFO] [stderr] Checking num-complex v0.1.41 [INFO] [stderr] Checking itertools v0.7.4 [INFO] [stderr] Checking rust_matrix_calc_practice v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 12.00s [INFO] running `"docker" "inspect" "54e683afae450cfbe12a847ff322937f6089f77915ccffadc4a5bddf0b2857eb"` [INFO] running `"docker" "rm" "-f" "54e683afae450cfbe12a847ff322937f6089f77915ccffadc4a5bddf0b2857eb"` [INFO] [stdout] 54e683afae450cfbe12a847ff322937f6089f77915ccffadc4a5bddf0b2857eb