[INFO] crate matrixmultiply_mt 0.1.6 is already in cache
[INFO] extracting crate matrixmultiply_mt 0.1.6 into work/ex/beta-1.38-1/sources/1.37.0/reg/matrixmultiply_mt/0.1.6
[INFO] extracting crate matrixmultiply_mt 0.1.6 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/matrixmultiply_mt/0.1.6
[INFO] validating manifest of matrixmultiply_mt-0.1.6 on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of matrixmultiply_mt-0.1.6 on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing matrixmultiply_mt-0.1.6
[INFO] finished frobbing matrixmultiply_mt-0.1.6
[INFO] frobbed toml for matrixmultiply_mt-0.1.6 written to work/ex/beta-1.38-1/sources/1.37.0/reg/matrixmultiply_mt/0.1.6/Cargo.toml
[INFO] started frobbing matrixmultiply_mt-0.1.6
[INFO] finished frobbing matrixmultiply_mt-0.1.6
[INFO] frobbed toml for matrixmultiply_mt-0.1.6 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/matrixmultiply_mt/0.1.6/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing matrixmultiply_mt-0.1.6 against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/matrixmultiply_mt/0.1.6:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] ee7038f76301d99a6c7d26ffa8bec13685003916d9fd371f87da4acaf306fcd2
[INFO] running `"docker" "start" "-a" "ee7038f76301d99a6c7d26ffa8bec13685003916d9fd371f87da4acaf306fcd2"`
[INFO] [stderr]    Compiling matrixmultiply_mt v0.1.6 (/opt/crater/workdir)
[INFO] [stderr]    Compiling typenum_loops v0.3.0
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/gemm.rs:64:1
[INFO] [stderr]    |
[INFO] [stderr] 64 | / lazy_static! {
[INFO] [stderr] 65 | |     static ref NUM_CPUS: usize = num_cpus::get();
[INFO] [stderr] 66 | |     static ref THREAD_POOL: Mutex<ThreadPool> = Mutex::new(ThreadPool::new(*NUM_CPUS));
[INFO] [stderr] 67 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/gemm.rs:64:1
[INFO] [stderr]    |
[INFO] [stderr] 64 | / lazy_static! {
[INFO] [stderr] 65 | |     static ref NUM_CPUS: usize = num_cpus::get();
[INFO] [stderr] 66 | |     static ref THREAD_POOL: Mutex<ThreadPool> = Mutex::new(ThreadPool::new(*NUM_CPUS));
[INFO] [stderr] 67 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.84s
[INFO] running `"docker" "inspect" "ee7038f76301d99a6c7d26ffa8bec13685003916d9fd371f87da4acaf306fcd2"`
[INFO] running `"docker" "rm" "-f" "ee7038f76301d99a6c7d26ffa8bec13685003916d9fd371f87da4acaf306fcd2"`
[INFO] [stdout] ee7038f76301d99a6c7d26ffa8bec13685003916d9fd371f87da4acaf306fcd2
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/matrixmultiply_mt/0.1.6:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] ef98e7548a2f037f51cf52ba2fd05d0a806355a432a68710b47ba320527001c7
[INFO] running `"docker" "start" "-a" "ef98e7548a2f037f51cf52ba2fd05d0a806355a432a68710b47ba320527001c7"`
[INFO] [stderr]    Compiling matrixmultiply_mt v0.1.6 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/gemm.rs:64:1
[INFO] [stderr]    |
[INFO] [stderr] 64 | / lazy_static! {
[INFO] [stderr] 65 | |     static ref NUM_CPUS: usize = num_cpus::get();
[INFO] [stderr] 66 | |     static ref THREAD_POOL: Mutex<ThreadPool> = Mutex::new(ThreadPool::new(*NUM_CPUS));
[INFO] [stderr] 67 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/gemm.rs:64:1
[INFO] [stderr]    |
[INFO] [stderr] 64 | / lazy_static! {
[INFO] [stderr] 65 | |     static ref NUM_CPUS: usize = num_cpus::get();
[INFO] [stderr] 66 | |     static ref THREAD_POOL: Mutex<ThreadPool> = Mutex::new(ThreadPool::new(*NUM_CPUS));
[INFO] [stderr] 67 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.06s
[INFO] running `"docker" "inspect" "ef98e7548a2f037f51cf52ba2fd05d0a806355a432a68710b47ba320527001c7"`
[INFO] running `"docker" "rm" "-f" "ef98e7548a2f037f51cf52ba2fd05d0a806355a432a68710b47ba320527001c7"`
[INFO] [stdout] ef98e7548a2f037f51cf52ba2fd05d0a806355a432a68710b47ba320527001c7
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/matrixmultiply_mt/0.1.6:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 300c2b6605bac317e2d5e931eecaaffca625778fbdcb392f84c9a49904064229
[INFO] running `"docker" "start" "-a" "300c2b6605bac317e2d5e931eecaaffca625778fbdcb392f84c9a49904064229"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/matrixmultiply_mt-1a98ff9b2b8c1cc8
[INFO] [stderr]      Running /opt/crater/target/debug/deps/sgemm-52c8c6bf564193a0
[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
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_dgemm ... ok
[INFO] [stdout] test test_sgemm ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/sgemm_st-fd45d02740ead814
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_dgemm_st ... ok
[INFO] [stdout] test test_sgemm_st ... ok
[INFO] [stderr]    Doc-tests matrixmultiply_mt
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[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
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "300c2b6605bac317e2d5e931eecaaffca625778fbdcb392f84c9a49904064229"`
[INFO] running `"docker" "rm" "-f" "300c2b6605bac317e2d5e931eecaaffca625778fbdcb392f84c9a49904064229"`
[INFO] [stdout] 300c2b6605bac317e2d5e931eecaaffca625778fbdcb392f84c9a49904064229