[INFO] fetching crate matrixmultiply_mt 0.2.0...
[INFO] testing matrixmultiply_mt-0.2.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate matrixmultiply_mt 0.2.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate matrixmultiply_mt 0.2.0 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate matrixmultiply_mt 0.2.0
[INFO] finished tweaking crates.io crate matrixmultiply_mt 0.2.0
[INFO] tweaked toml for crates.io crate matrixmultiply_mt 0.2.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded typenum_loops v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 95e8fd13c1c2ed55b95f445901862ef398077504e5ba5220beaa684d86be496e
[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" "95e8fd13c1c2ed55b95f445901862ef398077504e5ba5220beaa684d86be496e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "95e8fd13c1c2ed55b95f445901862ef398077504e5ba5220beaa684d86be496e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95e8fd13c1c2ed55b95f445901862ef398077504e5ba5220beaa684d86be496e", kill_on_drop: false }`
[INFO] [stdout] 95e8fd13c1c2ed55b95f445901862ef398077504e5ba5220beaa684d86be496e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 77caeda41c69f62cc96a7d9cebd83d76276d4823a1b1fd3e99a2d450195e9222
[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" "77caeda41c69f62cc96a7d9cebd83d76276d4823a1b1fd3e99a2d450195e9222", kill_on_drop: false }`
[INFO] [stderr]    Compiling matrixmultiply_mt v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling typenum_loops v0.3.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.88s
[INFO] running `Command { std: "docker" "inspect" "77caeda41c69f62cc96a7d9cebd83d76276d4823a1b1fd3e99a2d450195e9222", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77caeda41c69f62cc96a7d9cebd83d76276d4823a1b1fd3e99a2d450195e9222", kill_on_drop: false }`
[INFO] [stdout] 77caeda41c69f62cc96a7d9cebd83d76276d4823a1b1fd3e99a2d450195e9222
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "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] 4252c948f6cf6c9b78b6cd12a31325464b7345d9c840ae5f6956b6712d8d9cdc
[INFO] running `Command { std: "docker" "start" "-a" "4252c948f6cf6c9b78b6cd12a31325464b7345d9c840ae5f6956b6712d8d9cdc", kill_on_drop: false }`
[INFO] [stderr]    Compiling matrixmultiply_mt v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 8.37s
[INFO] running `Command { std: "docker" "inspect" "4252c948f6cf6c9b78b6cd12a31325464b7345d9c840ae5f6956b6712d8d9cdc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4252c948f6cf6c9b78b6cd12a31325464b7345d9c840ae5f6956b6712d8d9cdc", kill_on_drop: false }`
[INFO] [stdout] 4252c948f6cf6c9b78b6cd12a31325464b7345d9c840ae5f6956b6712d8d9cdc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", 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] 5c3cbf8caa2163427cf681691890786e139eb5d3ce5a92f89b1765d3301bb98c
[INFO] running `Command { std: "docker" "start" "-a" "5c3cbf8caa2163427cf681691890786e139eb5d3ce5a92f89b1765d3301bb98c", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/matrixmultiply_mt-df7b62742e879280)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/sgemm.rs (/opt/rustwide/target/debug/deps/sgemm-920fc15df3d11752)
[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 2 tests
[INFO] [stdout] test test_sgemm ... ok
[INFO] [stdout] test test_dgemm ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 6.29s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/sgemm_st.rs (/opt/rustwide/target/debug/deps/sgemm_st-bb937d70ed2db8f6)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_sgemm_st ... ok
[INFO] [stderr]    Doc-tests matrixmultiply_mt
[INFO] [stdout] test test_dgemm_st ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 5.57s
[INFO] [stdout] 
[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" "5c3cbf8caa2163427cf681691890786e139eb5d3ce5a92f89b1765d3301bb98c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c3cbf8caa2163427cf681691890786e139eb5d3ce5a92f89b1765d3301bb98c", kill_on_drop: false }`
[INFO] [stdout] 5c3cbf8caa2163427cf681691890786e139eb5d3ce5a92f89b1765d3301bb98c