[INFO] fetching crate qmc 2.19.2...
[INFO] testing qmc-2.19.2 against 1.55.0 for beta-1.56-1
[INFO] extracting crate qmc 2.19.2 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate qmc 2.19.2 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate qmc 2.19.2
[INFO] finished tweaking crates.io crate qmc 2.19.2
[INFO] tweaked toml for crates.io crate qmc 2.19.2 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate qmc 2.19.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "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" "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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dbb0c855627a90ffae29c783ba0ca3ce83c222ec0cc1a19315e35385ccc124ae
[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" "dbb0c855627a90ffae29c783ba0ca3ce83c222ec0cc1a19315e35385ccc124ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dbb0c855627a90ffae29c783ba0ca3ce83c222ec0cc1a19315e35385ccc124ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dbb0c855627a90ffae29c783ba0ca3ce83c222ec0cc1a19315e35385ccc124ae", kill_on_drop: false }`
[INFO] [stdout] dbb0c855627a90ffae29c783ba0ca3ce83c222ec0cc1a19315e35385ccc124ae
[INFO] running `Command { std: "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" "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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9b81fe5ab2694ffb9284c5d27f0a87f5cc57bee011aa01174de626b291e7c45d
[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" "9b81fe5ab2694ffb9284c5d27f0a87f5cc57bee011aa01174de626b291e7c45d", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling qmc v2.19.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.83s
[INFO] running `Command { std: "docker" "inspect" "9b81fe5ab2694ffb9284c5d27f0a87f5cc57bee011aa01174de626b291e7c45d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b81fe5ab2694ffb9284c5d27f0a87f5cc57bee011aa01174de626b291e7c45d", kill_on_drop: false }`
[INFO] [stdout] 9b81fe5ab2694ffb9284c5d27f0a87f5cc57bee011aa01174de626b291e7c45d
[INFO] running `Command { std: "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" "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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 29bae8a77df8ff86a0e51538f8a0fdb0f8b3c090135de4902556c8f68f9e72ab
[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" "29bae8a77df8ff86a0e51538f8a0fdb0f8b3c090135de4902556c8f68f9e72ab", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling qmc v2.19.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 15.67s
[INFO] running `Command { std: "docker" "inspect" "29bae8a77df8ff86a0e51538f8a0fdb0f8b3c090135de4902556c8f68f9e72ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29bae8a77df8ff86a0e51538f8a0fdb0f8b3c090135de4902556c8f68f9e72ab", kill_on_drop: false }`
[INFO] [stdout] 29bae8a77df8ff86a0e51538f8a0fdb0f8b3c090135de4902556c8f68f9e72ab
[INFO] running `Command { std: "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" "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" "+1.55.0" "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] 07ad378389810b6c4350046f763f733cd9de11a58ecdc07dada9e1ca1848041d
[INFO] running `Command { std: "docker" "start" "-a" "07ad378389810b6c4350046f763f733cd9de11a58ecdc07dada9e1ca1848041d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/qmc-7a830c85c0eb7d93)
[INFO] [stdout] 
[INFO] [stdout] running 24 tests
[INFO] [stdout] test sse::qmc_runner::qmc_tests::ising_flip_check_true_larger_diagonal ... ok
[INFO] [stdout] test sse::qmc_runner::qmc_tests::ising_flip_check_true_larger ... ok
[INFO] [stdout] test sse::qmc_runner::qmc_tests::ising_flip_check_false_harder ... ok
[INFO] [stdout] test sse::qmc_runner::qmc_tests::ising_flip_check_false ... ok
[INFO] [stdout] test sse::qmc_runner::qmc_tests::interaction_indexing_single ... ok
[INFO] [stdout] test sse::qmc_runner::qmc_tests::mat_var_test_triple ... ok
[INFO] [stdout] test sse::qmc_runner::qmc_tests::ising_flip_check_false_larger_diagonal ... ok
[INFO] [stdout] test sse::qmc_runner::qmc_tests::ising_flip_check_true ... ok
[INFO] [stdout] test sse::qmc_traits::rvb::sc_tests::run_two_joined_check_flip_p ... ok
[INFO] [stdout] test sse::qmc_runner::qmc_tests::mat_var_test_double ... ok
[INFO] [stdout] test classical::graph::classic_tests::test_worm_flip_bounce ... ok
[INFO] [stdout] test util::vec_help::sc_tests::test_remove_dups ... ok
[INFO] [stdout] test sse::qmc_traits::rvb::sc_tests::test_overlapping_regions_simple ... ok
[INFO] [stdout] test sse::qmc_traits::rvb::sc_tests::test_wrap_around ... ok
[INFO] [stdout] test sse::qmc_traits::rvb::sc_tests::test_overlapping_regions ... ok
[INFO] [stdout] test util::vec_help::sc_tests::test_remove_dups_again ... ok
[INFO] [stdout] test classical::graph::classic_tests::test_worm_flip_bias_not ... ok
[INFO] [stdout] test sse::qmc_runner::qmc_tests::mat_var_test_single ... ok
[INFO] [stdout] test classical::graph::classic_tests::test_worm_flip_bias ... ok
[INFO] [stdout] test classical::graph::classic_tests::test_worm_2d ... ok
[INFO] [stdout] test classical::graph::classic_tests::test_worm_flip_doubles ... ok
[INFO] [stdout] test classical::graph::classic_tests::test_worm_flip ... ok
[INFO] [stdout] test sse::qmc_runner::qmc_tests::interaction_indexing_double ... ok
[INFO] [stdout] test classical::graph::classic_tests::test_worm_2d_bathroom ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 24 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/check_loop_crash.rs (/opt/rustwide/target/debug/deps/check_loop_crash-f77044982bb2b56e)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test run_single_bond ... ok
[INFO] [stdout] test run_double_bond ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/check_rvb_crash.rs (/opt/rustwide/target/debug/deps/check_rvb_crash-43e06e51660b81c7)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test run_two_independent_vars ... ok
[INFO] [stdout] test run_single_var ... ok
[INFO] [stdout] test run_two_joined_vars_double ... ok
[INFO] [stdout] test run_two_joined_vars ... ok
[INFO] [stdout] test run_two_unit_cell_random_bonds ... ok
[INFO] [stdout] test run_two_unit_cell ... ok
[INFO] [stdout] test run_three ... ok
[INFO] [stdout] test run_four has been running for over 60 seconds
[INFO] [stderr]      Running tests/cluster_test.rs (/opt/rustwide/target/debug/deps/cluster_test-e36e54e0171333c2)
[INFO] [stdout] test run_four ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 61.80s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test simple_cluster_test ... ok
[INFO] [stdout] test multi_cluster_test ... ok
[INFO] [stdout] test single_cluster_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/convert_test.rs (/opt/rustwide/target/debug/deps/convert_test-f5d0368e1a8e90aa)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running tests/longitudinal_crash.rs (/opt/rustwide/target/debug/deps/longitudinal_crash-9df5c9cc84e8e4a4)
[INFO] [stdout] test convert_and_run ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test run_simple_heatbath ... ok
[INFO] [stdout] test run_simple ... ok
[INFO] [stdout] test run_simple_rvb ... ok
[INFO] [stdout] test run_three ... ok
[INFO] [stdout] test run_two_unit_cell ... ok
[INFO] [stdout] test run_two_unit_cell_random_bonds ... ok
[INFO] [stdout] test run_four ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 56.39s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests qmc
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - sse (line 90) ... ok
[INFO] [stdout] test src/lib.rs - sse (line 61) ... ok
[INFO] [stdout] test src/lib.rs - (line 25) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.83s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "07ad378389810b6c4350046f763f733cd9de11a58ecdc07dada9e1ca1848041d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07ad378389810b6c4350046f763f733cd9de11a58ecdc07dada9e1ca1848041d", kill_on_drop: false }`
[INFO] [stdout] 07ad378389810b6c4350046f763f733cd9de11a58ecdc07dada9e1ca1848041d