[INFO] cloning repository https://github.com/howeih/Day-30-Strassen-multiplication [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/howeih/Day-30-Strassen-multiplication" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhoweih%2FDay-30-Strassen-multiplication", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhoweih%2FDay-30-Strassen-multiplication'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 6f8d722a91e269193891940b5a29e5a4a1f221ce [INFO] testing howeih/Day-30-Strassen-multiplication against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhoweih%2FDay-30-Strassen-multiplication" "/workspace/builds/worker-0/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/howeih/Day-30-Strassen-multiplication on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/howeih/Day-30-Strassen-multiplication [INFO] finished tweaking git repo https://github.com/howeih/Day-30-Strassen-multiplication [INFO] tweaked toml for git repo https://github.com/howeih/Day-30-Strassen-multiplication written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate git repo https://github.com/howeih/Day-30-Strassen-multiplication already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] b45c21766c25869987ec30de99d63b36ffe1aa6c3cd2a6a702af1553f6fb239a [INFO] running `Command { std: "docker" "start" "-a" "b45c21766c25869987ec30de99d63b36ffe1aa6c3cd2a6a702af1553f6fb239a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b45c21766c25869987ec30de99d63b36ffe1aa6c3cd2a6a702af1553f6fb239a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b45c21766c25869987ec30de99d63b36ffe1aa6c3cd2a6a702af1553f6fb239a", kill_on_drop: false }` [INFO] [stdout] b45c21766c25869987ec30de99d63b36ffe1aa6c3cd2a6a702af1553f6fb239a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7b91c7e9205c233536f8bdc294eaea4a60b58a2cb790bbd28b4885dd2e808609 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "7b91c7e9205c233536f8bdc294eaea4a60b58a2cb790bbd28b4885dd2e808609", kill_on_drop: false }` [INFO] [stderr] Compiling num-traits v0.2.5 [INFO] [stderr] Compiling rawpointer v0.1.0 [INFO] [stderr] Compiling either v1.5.0 [INFO] [stderr] Compiling ndarray v0.11.2 [INFO] [stderr] Compiling matrixmultiply v0.1.14 [INFO] [stderr] Compiling itertools v0.7.8 [INFO] [stderr] Compiling num-traits v0.1.43 [INFO] [stderr] Compiling num-complex v0.1.43 [INFO] [stderr] Compiling strassen v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 5.89s [INFO] running `Command { std: "docker" "inspect" "7b91c7e9205c233536f8bdc294eaea4a60b58a2cb790bbd28b4885dd2e808609", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7b91c7e9205c233536f8bdc294eaea4a60b58a2cb790bbd28b4885dd2e808609", kill_on_drop: false }` [INFO] [stdout] 7b91c7e9205c233536f8bdc294eaea4a60b58a2cb790bbd28b4885dd2e808609 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 6d7c6fd3634cb6981be850318e7b99d6d38e3b9adf411cb0f996d5afec2dee2d [INFO] running `Command { std: "docker" "start" "-a" "6d7c6fd3634cb6981be850318e7b99d6d38e3b9adf411cb0f996d5afec2dee2d", kill_on_drop: false }` [INFO] [stderr] Compiling strassen v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.51s [INFO] running `Command { std: "docker" "inspect" "6d7c6fd3634cb6981be850318e7b99d6d38e3b9adf411cb0f996d5afec2dee2d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6d7c6fd3634cb6981be850318e7b99d6d38e3b9adf411cb0f996d5afec2dee2d", kill_on_drop: false }` [INFO] [stdout] 6d7c6fd3634cb6981be850318e7b99d6d38e3b9adf411cb0f996d5afec2dee2d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 539ae02d0f39c88d9dcb2d80863e846351d4ef520d58fe8d40c1d62c7b2722e2 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "539ae02d0f39c88d9dcb2d80863e846351d4ef520d58fe8d40c1d62c7b2722e2", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/strassen-ab8de5e2fd9f18cf) [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] running `Command { std: "docker" "inspect" "539ae02d0f39c88d9dcb2d80863e846351d4ef520d58fe8d40c1d62c7b2722e2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "539ae02d0f39c88d9dcb2d80863e846351d4ef520d58fe8d40c1d62c7b2722e2", kill_on_drop: false }` [INFO] [stdout] 539ae02d0f39c88d9dcb2d80863e846351d4ef520d58fe8d40c1d62c7b2722e2