./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/weaver/popl20-more-multiply-verify.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4068a6e5-509a-4792-bdcb-d32d41f15e45/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4068a6e5-509a-4792-bdcb-d32d41f15e45/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4068a6e5-509a-4792-bdcb-d32d41f15e45/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4068a6e5-509a-4792-bdcb-d32d41f15e45/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-multiply-verify.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4068a6e5-509a-4792-bdcb-d32d41f15e45/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4068a6e5-509a-4792-bdcb-d32d41f15e45/bin/uautomizer-verify-BQ2R08f2Ya --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d79cb5dae664e13779624ff0ffbc531b419f89e2c7510a92e890992a52ee7c98 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 03:07:37,286 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 03:07:37,351 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4068a6e5-509a-4792-bdcb-d32d41f15e45/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-DataRace-32bit-Automizer_Default.epf [2023-11-29 03:07:37,355 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 03:07:37,356 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 03:07:37,381 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 03:07:37,382 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 03:07:37,383 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 03:07:37,383 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 03:07:37,384 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 03:07:37,385 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 03:07:37,385 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 03:07:37,386 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 03:07:37,386 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 03:07:37,387 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 03:07:37,387 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 03:07:37,388 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 03:07:37,388 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 03:07:37,389 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 03:07:37,389 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 03:07:37,390 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 03:07:37,390 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 03:07:37,391 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-11-29 03:07:37,391 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-29 03:07:37,392 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 03:07:37,392 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 03:07:37,392 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 03:07:37,393 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 03:07:37,393 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 03:07:37,394 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 03:07:37,394 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 03:07:37,394 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 03:07:37,395 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 03:07:37,395 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 03:07:37,395 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 03:07:37,396 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-29 03:07:37,396 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 03:07:37,396 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 03:07:37,396 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 03:07:37,396 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 03:07:37,397 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 03:07:37,397 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4068a6e5-509a-4792-bdcb-d32d41f15e45/bin/uautomizer-verify-BQ2R08f2Ya/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4068a6e5-509a-4792-bdcb-d32d41f15e45/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d79cb5dae664e13779624ff0ffbc531b419f89e2c7510a92e890992a52ee7c98 [2023-11-29 03:07:37,629 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 03:07:37,652 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 03:07:37,655 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 03:07:37,656 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 03:07:37,657 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 03:07:37,658 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4068a6e5-509a-4792-bdcb-d32d41f15e45/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/weaver/popl20-more-multiply-verify.wvr.c [2023-11-29 03:07:40,454 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 03:07:40,623 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 03:07:40,624 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4068a6e5-509a-4792-bdcb-d32d41f15e45/sv-benchmarks/c/weaver/popl20-more-multiply-verify.wvr.c [2023-11-29 03:07:40,633 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4068a6e5-509a-4792-bdcb-d32d41f15e45/bin/uautomizer-verify-BQ2R08f2Ya/data/d2f2c8376/081ee449bb814083a71fc3476d17a751/FLAG6c97623a5 [2023-11-29 03:07:40,648 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4068a6e5-509a-4792-bdcb-d32d41f15e45/bin/uautomizer-verify-BQ2R08f2Ya/data/d2f2c8376/081ee449bb814083a71fc3476d17a751 [2023-11-29 03:07:40,651 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 03:07:40,652 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 03:07:40,654 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 03:07:40,654 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 03:07:40,659 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 03:07:40,660 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 03:07:40" (1/1) ... [2023-11-29 03:07:40,661 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15f15dc8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:07:40, skipping insertion in model container [2023-11-29 03:07:40,662 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 03:07:40" (1/1) ... [2023-11-29 03:07:40,688 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 03:07:40,879 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 03:07:40,889 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 03:07:40,925 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 03:07:40,934 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 03:07:40,934 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 03:07:40,940 INFO L206 MainTranslator]: Completed translation [2023-11-29 03:07:40,941 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:07:40 WrapperNode [2023-11-29 03:07:40,941 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 03:07:40,942 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 03:07:40,942 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 03:07:40,942 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 03:07:40,948 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:07:40" (1/1) ... [2023-11-29 03:07:40,960 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:07:40" (1/1) ... [2023-11-29 03:07:40,996 INFO L138 Inliner]: procedures = 26, calls = 51, calls flagged for inlining = 13, calls inlined = 13, statements flattened = 337 [2023-11-29 03:07:40,997 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 03:07:40,997 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 03:07:40,998 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 03:07:40,998 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 03:07:41,007 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:07:40" (1/1) ... [2023-11-29 03:07:41,007 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:07:40" (1/1) ... [2023-11-29 03:07:41,014 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:07:40" (1/1) ... [2023-11-29 03:07:41,014 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:07:40" (1/1) ... [2023-11-29 03:07:41,032 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:07:40" (1/1) ... [2023-11-29 03:07:41,037 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:07:40" (1/1) ... [2023-11-29 03:07:41,039 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:07:40" (1/1) ... [2023-11-29 03:07:41,042 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:07:40" (1/1) ... [2023-11-29 03:07:41,046 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 03:07:41,048 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 03:07:41,048 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 03:07:41,048 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 03:07:41,049 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:07:40" (1/1) ... [2023-11-29 03:07:41,055 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 03:07:41,067 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4068a6e5-509a-4792-bdcb-d32d41f15e45/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:07:41,091 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4068a6e5-509a-4792-bdcb-d32d41f15e45/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 03:07:41,093 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4068a6e5-509a-4792-bdcb-d32d41f15e45/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 03:07:41,122 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 03:07:41,122 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-29 03:07:41,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-29 03:07:41,122 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-29 03:07:41,122 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-29 03:07:41,123 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-29 03:07:41,123 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-29 03:07:41,123 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-29 03:07:41,123 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-29 03:07:41,123 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-29 03:07:41,123 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-29 03:07:41,124 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-29 03:07:41,124 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-29 03:07:41,124 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-29 03:07:41,124 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 03:07:41,124 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 03:07:41,124 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-29 03:07:41,126 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-29 03:07:41,241 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 03:07:41,243 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 03:07:41,736 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 03:07:41,976 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 03:07:41,976 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-29 03:07:41,978 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 03:07:41 BoogieIcfgContainer [2023-11-29 03:07:41,978 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 03:07:41,982 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 03:07:41,982 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 03:07:41,985 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 03:07:41,985 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 03:07:40" (1/3) ... [2023-11-29 03:07:41,986 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6019a003 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 03:07:41, skipping insertion in model container [2023-11-29 03:07:41,986 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:07:40" (2/3) ... [2023-11-29 03:07:41,987 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6019a003 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 03:07:41, skipping insertion in model container [2023-11-29 03:07:41,987 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 03:07:41" (3/3) ... [2023-11-29 03:07:41,988 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-more-multiply-verify.wvr.c [2023-11-29 03:07:41,997 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-11-29 03:07:42,005 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 03:07:42,006 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 45 error locations. [2023-11-29 03:07:42,006 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-11-29 03:07:42,112 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2023-11-29 03:07:42,147 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 287 places, 286 transitions, 593 flow [2023-11-29 03:07:42,236 INFO L124 PetriNetUnfolderBase]: 9/283 cut-off events. [2023-11-29 03:07:42,236 INFO L125 PetriNetUnfolderBase]: For 3/3 co-relation queries the response was YES. [2023-11-29 03:07:42,242 INFO L83 FinitePrefix]: Finished finitePrefix Result has 296 conditions, 283 events. 9/283 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 384 event pairs, 0 based on Foata normal form. 0/229 useless extension candidates. Maximal degree in co-relation 189. Up to 2 conditions per place. [2023-11-29 03:07:42,243 INFO L82 GeneralOperation]: Start removeDead. Operand has 287 places, 286 transitions, 593 flow [2023-11-29 03:07:42,250 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 262 places, 260 transitions, 538 flow [2023-11-29 03:07:42,261 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 03:07:42,267 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@53542900, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 03:07:42,267 INFO L358 AbstractCegarLoop]: Starting to check reachability of 80 error locations. [2023-11-29 03:07:42,272 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-11-29 03:07:42,272 INFO L124 PetriNetUnfolderBase]: 0/22 cut-off events. [2023-11-29 03:07:42,272 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-11-29 03:07:42,272 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 03:07:42,273 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:07:42,273 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE, thread1Err4ASSERT_VIOLATIONDATA_RACE (and 76 more)] === [2023-11-29 03:07:42,277 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:07:42,278 INFO L85 PathProgramCache]: Analyzing trace with hash 1036094949, now seen corresponding path program 1 times [2023-11-29 03:07:42,285 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:07:42,285 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1857963281] [2023-11-29 03:07:42,285 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:07:42,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:07:42,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:07:42,453 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 03:07:42,453 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:07:42,454 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1857963281] [2023-11-29 03:07:42,454 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1857963281] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:07:42,454 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:07:42,455 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 03:07:42,456 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [715307704] [2023-11-29 03:07:42,457 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:07:42,466 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 03:07:42,471 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:07:42,495 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 03:07:42,495 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 03:07:42,520 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 236 out of 286 [2023-11-29 03:07:42,525 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 262 places, 260 transitions, 538 flow. Second operand has 3 states, 3 states have (on average 237.33333333333334) internal successors, (712), 3 states have internal predecessors, (712), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:07:42,525 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 03:07:42,526 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 236 of 286 [2023-11-29 03:07:42,527 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 03:07:42,719 INFO L124 PetriNetUnfolderBase]: 96/550 cut-off events. [2023-11-29 03:07:42,720 INFO L125 PetriNetUnfolderBase]: For 54/54 co-relation queries the response was YES. [2023-11-29 03:07:42,725 INFO L83 FinitePrefix]: Finished finitePrefix Result has 769 conditions, 550 events. 96/550 cut-off events. For 54/54 co-relation queries the response was YES. Maximal size of possible extension queue 29. Compared 2486 event pairs, 71 based on Foata normal form. 3/491 useless extension candidates. Maximal degree in co-relation 571. Up to 160 conditions per place. [2023-11-29 03:07:42,730 INFO L140 encePairwiseOnDemand]: 255/286 looper letters, 16 selfloop transitions, 2 changer transitions 2/231 dead transitions. [2023-11-29 03:07:42,731 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 240 places, 231 transitions, 516 flow [2023-11-29 03:07:42,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 03:07:42,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-29 03:07:42,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 755 transitions. [2023-11-29 03:07:42,748 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.87995337995338 [2023-11-29 03:07:42,749 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 755 transitions. [2023-11-29 03:07:42,750 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 755 transitions. [2023-11-29 03:07:42,753 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 03:07:42,755 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 755 transitions. [2023-11-29 03:07:42,761 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 251.66666666666666) internal successors, (755), 3 states have internal predecessors, (755), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:07:42,767 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 286.0) internal successors, (1144), 4 states have internal predecessors, (1144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:07:42,767 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 286.0) internal successors, (1144), 4 states have internal predecessors, (1144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:07:42,769 INFO L175 Difference]: Start difference. First operand has 262 places, 260 transitions, 538 flow. Second operand 3 states and 755 transitions. [2023-11-29 03:07:42,770 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 240 places, 231 transitions, 516 flow [2023-11-29 03:07:42,774 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 234 places, 231 transitions, 504 flow, removed 0 selfloop flow, removed 6 redundant places. [2023-11-29 03:07:42,781 INFO L231 Difference]: Finished difference. Result has 234 places, 229 transitions, 468 flow [2023-11-29 03:07:42,784 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=286, PETRI_DIFFERENCE_MINUEND_FLOW=468, PETRI_DIFFERENCE_MINUEND_PLACES=232, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=231, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=229, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=468, PETRI_PLACES=234, PETRI_TRANSITIONS=229} [2023-11-29 03:07:42,788 INFO L281 CegarLoopForPetriNet]: 262 programPoint places, -28 predicate places. [2023-11-29 03:07:42,788 INFO L495 AbstractCegarLoop]: Abstraction has has 234 places, 229 transitions, 468 flow [2023-11-29 03:07:42,789 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 237.33333333333334) internal successors, (712), 3 states have internal predecessors, (712), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:07:42,789 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 03:07:42,789 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:07:42,790 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-29 03:07:42,790 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE, thread1Err4ASSERT_VIOLATIONDATA_RACE (and 76 more)] === [2023-11-29 03:07:42,791 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:07:42,791 INFO L85 PathProgramCache]: Analyzing trace with hash 389628265, now seen corresponding path program 1 times [2023-11-29 03:07:42,791 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:07:42,792 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1218800237] [2023-11-29 03:07:42,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:07:42,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:07:42,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:07:42,857 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 03:07:42,876 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:07:42,876 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1218800237] [2023-11-29 03:07:42,876 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1218800237] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:07:42,876 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:07:42,876 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 03:07:42,877 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [299159100] [2023-11-29 03:07:42,877 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:07:42,878 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 03:07:42,879 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:07:42,879 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 03:07:42,879 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 03:07:42,891 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 238 out of 286 [2023-11-29 03:07:42,892 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 234 places, 229 transitions, 468 flow. Second operand has 3 states, 3 states have (on average 239.33333333333334) internal successors, (718), 3 states have internal predecessors, (718), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:07:42,892 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 03:07:42,893 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 238 of 286 [2023-11-29 03:07:42,893 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 03:07:43,040 INFO L124 PetriNetUnfolderBase]: 43/860 cut-off events. [2023-11-29 03:07:43,040 INFO L125 PetriNetUnfolderBase]: For 9/9 co-relation queries the response was YES. [2023-11-29 03:07:43,043 INFO L83 FinitePrefix]: Finished finitePrefix Result has 960 conditions, 860 events. 43/860 cut-off events. For 9/9 co-relation queries the response was YES. Maximal size of possible extension queue 25. Compared 4797 event pairs, 38 based on Foata normal form. 0/731 useless extension candidates. Maximal degree in co-relation 929. Up to 81 conditions per place. [2023-11-29 03:07:43,047 INFO L140 encePairwiseOnDemand]: 283/286 looper letters, 14 selfloop transitions, 2 changer transitions 0/228 dead transitions. [2023-11-29 03:07:43,047 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 233 places, 228 transitions, 498 flow [2023-11-29 03:07:43,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 03:07:43,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-29 03:07:43,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 731 transitions. [2023-11-29 03:07:43,050 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.8519813519813519 [2023-11-29 03:07:43,050 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 731 transitions. [2023-11-29 03:07:43,050 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 731 transitions. [2023-11-29 03:07:43,051 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 03:07:43,051 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 731 transitions. [2023-11-29 03:07:43,053 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 243.66666666666666) internal successors, (731), 3 states have internal predecessors, (731), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:07:43,055 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 286.0) internal successors, (1144), 4 states have internal predecessors, (1144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:07:43,056 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 286.0) internal successors, (1144), 4 states have internal predecessors, (1144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:07:43,056 INFO L175 Difference]: Start difference. First operand has 234 places, 229 transitions, 468 flow. Second operand 3 states and 731 transitions. [2023-11-29 03:07:43,056 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 233 places, 228 transitions, 498 flow [2023-11-29 03:07:43,059 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 231 places, 228 transitions, 494 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-29 03:07:43,063 INFO L231 Difference]: Finished difference. Result has 231 places, 228 transitions, 466 flow [2023-11-29 03:07:43,064 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=286, PETRI_DIFFERENCE_MINUEND_FLOW=462, PETRI_DIFFERENCE_MINUEND_PLACES=229, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=228, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=226, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=466, PETRI_PLACES=231, PETRI_TRANSITIONS=228} [2023-11-29 03:07:43,065 INFO L281 CegarLoopForPetriNet]: 262 programPoint places, -31 predicate places. [2023-11-29 03:07:43,065 INFO L495 AbstractCegarLoop]: Abstraction has has 231 places, 228 transitions, 466 flow [2023-11-29 03:07:43,066 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 239.33333333333334) internal successors, (718), 3 states have internal predecessors, (718), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:07:43,066 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 03:07:43,066 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:07:43,066 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-29 03:07:43,067 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE, thread1Err4ASSERT_VIOLATIONDATA_RACE (and 76 more)] === [2023-11-29 03:07:43,067 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:07:43,067 INFO L85 PathProgramCache]: Analyzing trace with hash 1486220350, now seen corresponding path program 1 times [2023-11-29 03:07:43,068 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:07:43,068 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [684574352] [2023-11-29 03:07:43,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:07:43,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:07:43,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:07:43,125 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 03:07:43,125 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:07:43,125 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [684574352] [2023-11-29 03:07:43,125 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [684574352] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:07:43,126 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:07:43,126 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 03:07:43,126 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [336861852] [2023-11-29 03:07:43,126 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:07:43,127 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 03:07:43,127 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:07:43,128 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 03:07:43,128 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 03:07:43,144 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 237 out of 286 [2023-11-29 03:07:43,146 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 231 places, 228 transitions, 466 flow. Second operand has 3 states, 3 states have (on average 238.33333333333334) internal successors, (715), 3 states have internal predecessors, (715), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:07:43,146 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 03:07:43,146 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 237 of 286 [2023-11-29 03:07:43,146 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 03:07:43,388 INFO L124 PetriNetUnfolderBase]: 43/859 cut-off events. [2023-11-29 03:07:43,388 INFO L125 PetriNetUnfolderBase]: For 9/9 co-relation queries the response was YES. [2023-11-29 03:07:43,391 INFO L83 FinitePrefix]: Finished finitePrefix Result has 960 conditions, 859 events. 43/859 cut-off events. For 9/9 co-relation queries the response was YES. Maximal size of possible extension queue 25. Compared 4782 event pairs, 38 based on Foata normal form. 0/731 useless extension candidates. Maximal degree in co-relation 922. Up to 82 conditions per place. [2023-11-29 03:07:43,396 INFO L140 encePairwiseOnDemand]: 283/286 looper letters, 15 selfloop transitions, 2 changer transitions 0/227 dead transitions. [2023-11-29 03:07:43,397 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 232 places, 227 transitions, 498 flow [2023-11-29 03:07:43,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 03:07:43,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-29 03:07:43,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 729 transitions. [2023-11-29 03:07:43,400 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.8496503496503497 [2023-11-29 03:07:43,400 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 729 transitions. [2023-11-29 03:07:43,400 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 729 transitions. [2023-11-29 03:07:43,401 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 03:07:43,402 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 729 transitions. [2023-11-29 03:07:43,404 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 243.0) internal successors, (729), 3 states have internal predecessors, (729), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:07:43,407 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 286.0) internal successors, (1144), 4 states have internal predecessors, (1144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:07:43,408 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 286.0) internal successors, (1144), 4 states have internal predecessors, (1144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:07:43,409 INFO L175 Difference]: Start difference. First operand has 231 places, 228 transitions, 466 flow. Second operand 3 states and 729 transitions. [2023-11-29 03:07:43,409 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 232 places, 227 transitions, 498 flow [2023-11-29 03:07:43,411 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 230 places, 227 transitions, 494 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-29 03:07:43,416 INFO L231 Difference]: Finished difference. Result has 230 places, 227 transitions, 464 flow [2023-11-29 03:07:43,416 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=286, PETRI_DIFFERENCE_MINUEND_FLOW=460, PETRI_DIFFERENCE_MINUEND_PLACES=228, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=227, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=225, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=464, PETRI_PLACES=230, PETRI_TRANSITIONS=227} [2023-11-29 03:07:43,417 INFO L281 CegarLoopForPetriNet]: 262 programPoint places, -32 predicate places. [2023-11-29 03:07:43,417 INFO L495 AbstractCegarLoop]: Abstraction has has 230 places, 227 transitions, 464 flow [2023-11-29 03:07:43,418 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 238.33333333333334) internal successors, (715), 3 states have internal predecessors, (715), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:07:43,418 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 03:07:43,419 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:07:43,419 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-29 03:07:43,419 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE, thread1Err4ASSERT_VIOLATIONDATA_RACE (and 76 more)] === [2023-11-29 03:07:43,420 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:07:43,420 INFO L85 PathProgramCache]: Analyzing trace with hash -1122966190, now seen corresponding path program 1 times [2023-11-29 03:07:43,420 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:07:43,420 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1936847946] [2023-11-29 03:07:43,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:07:43,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:07:43,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:07:43,477 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 03:07:43,477 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:07:43,477 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1936847946] [2023-11-29 03:07:43,477 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1936847946] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:07:43,478 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:07:43,478 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 03:07:43,478 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [969485382] [2023-11-29 03:07:43,478 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:07:43,479 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 03:07:43,479 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:07:43,479 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 03:07:43,480 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 03:07:43,506 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 235 out of 286 [2023-11-29 03:07:43,507 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 230 places, 227 transitions, 464 flow. Second operand has 3 states, 3 states have (on average 236.33333333333334) internal successors, (709), 3 states have internal predecessors, (709), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:07:43,507 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 03:07:43,508 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 235 of 286 [2023-11-29 03:07:43,508 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 03:07:43,712 INFO L124 PetriNetUnfolderBase]: 79/894 cut-off events. [2023-11-29 03:07:43,712 INFO L125 PetriNetUnfolderBase]: For 17/17 co-relation queries the response was YES. [2023-11-29 03:07:43,714 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1057 conditions, 894 events. 79/894 cut-off events. For 17/17 co-relation queries the response was YES. Maximal size of possible extension queue 30. Compared 5274 event pairs, 74 based on Foata normal form. 0/763 useless extension candidates. Maximal degree in co-relation 1011. Up to 144 conditions per place. [2023-11-29 03:07:43,719 INFO L140 encePairwiseOnDemand]: 283/286 looper letters, 17 selfloop transitions, 2 changer transitions 0/226 dead transitions. [2023-11-29 03:07:43,719 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 231 places, 226 transitions, 500 flow [2023-11-29 03:07:43,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 03:07:43,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-29 03:07:43,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 725 transitions. [2023-11-29 03:07:43,722 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.844988344988345 [2023-11-29 03:07:43,722 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 725 transitions. [2023-11-29 03:07:43,722 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 725 transitions. [2023-11-29 03:07:43,723 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 03:07:43,723 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 725 transitions. [2023-11-29 03:07:43,726 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 241.66666666666666) internal successors, (725), 3 states have internal predecessors, (725), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:07:43,728 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 286.0) internal successors, (1144), 4 states have internal predecessors, (1144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:07:43,729 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 286.0) internal successors, (1144), 4 states have internal predecessors, (1144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:07:43,730 INFO L175 Difference]: Start difference. First operand has 230 places, 227 transitions, 464 flow. Second operand 3 states and 725 transitions. [2023-11-29 03:07:43,730 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 231 places, 226 transitions, 500 flow [2023-11-29 03:07:43,732 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 229 places, 226 transitions, 496 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-29 03:07:43,735 INFO L231 Difference]: Finished difference. Result has 229 places, 226 transitions, 462 flow [2023-11-29 03:07:43,736 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=286, PETRI_DIFFERENCE_MINUEND_FLOW=458, PETRI_DIFFERENCE_MINUEND_PLACES=227, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=226, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=224, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=462, PETRI_PLACES=229, PETRI_TRANSITIONS=226} [2023-11-29 03:07:43,736 INFO L281 CegarLoopForPetriNet]: 262 programPoint places, -33 predicate places. [2023-11-29 03:07:43,737 INFO L495 AbstractCegarLoop]: Abstraction has has 229 places, 226 transitions, 462 flow [2023-11-29 03:07:43,737 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 236.33333333333334) internal successors, (709), 3 states have internal predecessors, (709), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:07:43,737 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 03:07:43,738 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:07:43,738 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-29 03:07:43,738 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE, thread1Err4ASSERT_VIOLATIONDATA_RACE (and 76 more)] === [2023-11-29 03:07:43,738 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:07:43,738 INFO L85 PathProgramCache]: Analyzing trace with hash 1442297145, now seen corresponding path program 1 times [2023-11-29 03:07:43,739 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:07:43,739 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [813693962] [2023-11-29 03:07:43,739 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:07:43,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:07:43,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:07:43,782 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 03:07:43,782 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:07:43,782 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [813693962] [2023-11-29 03:07:43,783 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [813693962] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:07:43,783 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:07:43,783 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 03:07:43,783 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1327136273] [2023-11-29 03:07:43,783 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:07:43,784 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 03:07:43,784 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:07:43,784 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 03:07:43,785 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 03:07:43,800 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 235 out of 286 [2023-11-29 03:07:43,801 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 229 places, 226 transitions, 462 flow. Second operand has 3 states, 3 states have (on average 236.0) internal successors, (708), 3 states have internal predecessors, (708), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:07:43,801 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 03:07:43,801 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 235 of 286 [2023-11-29 03:07:43,801 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 03:07:43,976 INFO L124 PetriNetUnfolderBase]: 115/903 cut-off events. [2023-11-29 03:07:43,976 INFO L125 PetriNetUnfolderBase]: For 26/26 co-relation queries the response was YES. [2023-11-29 03:07:43,980 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1125 conditions, 903 events. 115/903 cut-off events. For 26/26 co-relation queries the response was YES. Maximal size of possible extension queue 36. Compared 5392 event pairs, 110 based on Foata normal form. 0/795 useless extension candidates. Maximal degree in co-relation 1071. Up to 203 conditions per place. [2023-11-29 03:07:43,986 INFO L140 encePairwiseOnDemand]: 282/286 looper letters, 17 selfloop transitions, 1 changer transitions 0/223 dead transitions. [2023-11-29 03:07:43,986 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 228 places, 223 transitions, 492 flow [2023-11-29 03:07:43,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 03:07:43,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-29 03:07:43,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 726 transitions. [2023-11-29 03:07:43,989 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.8461538461538461 [2023-11-29 03:07:43,989 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 726 transitions. [2023-11-29 03:07:43,989 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 726 transitions. [2023-11-29 03:07:43,990 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 03:07:43,990 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 726 transitions. [2023-11-29 03:07:43,993 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 242.0) internal successors, (726), 3 states have internal predecessors, (726), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:07:43,995 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 286.0) internal successors, (1144), 4 states have internal predecessors, (1144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:07:43,996 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 286.0) internal successors, (1144), 4 states have internal predecessors, (1144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:07:43,996 INFO L175 Difference]: Start difference. First operand has 229 places, 226 transitions, 462 flow. Second operand 3 states and 726 transitions. [2023-11-29 03:07:43,997 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 228 places, 223 transitions, 492 flow [2023-11-29 03:07:43,999 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 226 places, 223 transitions, 488 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-29 03:07:44,002 INFO L231 Difference]: Finished difference. Result has 226 places, 223 transitions, 454 flow [2023-11-29 03:07:44,003 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=286, PETRI_DIFFERENCE_MINUEND_FLOW=452, PETRI_DIFFERENCE_MINUEND_PLACES=224, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=223, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=222, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=454, PETRI_PLACES=226, PETRI_TRANSITIONS=223} [2023-11-29 03:07:44,004 INFO L281 CegarLoopForPetriNet]: 262 programPoint places, -36 predicate places. [2023-11-29 03:07:44,004 INFO L495 AbstractCegarLoop]: Abstraction has has 226 places, 223 transitions, 454 flow [2023-11-29 03:07:44,005 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 236.0) internal successors, (708), 3 states have internal predecessors, (708), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:07:44,005 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 03:07:44,005 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:07:44,005 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-29 03:07:44,005 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE, thread1Err4ASSERT_VIOLATIONDATA_RACE (and 76 more)] === [2023-11-29 03:07:44,006 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:07:44,006 INFO L85 PathProgramCache]: Analyzing trace with hash 2113469467, now seen corresponding path program 1 times [2023-11-29 03:07:44,006 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:07:44,006 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1171169490] [2023-11-29 03:07:44,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:07:44,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:07:44,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:07:44,052 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 03:07:44,052 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:07:44,053 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1171169490] [2023-11-29 03:07:44,053 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1171169490] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:07:44,053 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:07:44,053 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 03:07:44,053 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1274784928] [2023-11-29 03:07:44,053 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:07:44,054 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 03:07:44,054 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:07:44,055 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 03:07:44,055 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 03:07:44,065 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 238 out of 286 [2023-11-29 03:07:44,066 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 226 places, 223 transitions, 454 flow. Second operand has 3 states, 3 states have (on average 239.33333333333334) internal successors, (718), 3 states have internal predecessors, (718), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:07:44,066 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 03:07:44,066 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 238 of 286 [2023-11-29 03:07:44,066 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 03:07:44,218 INFO L124 PetriNetUnfolderBase]: 43/830 cut-off events. [2023-11-29 03:07:44,218 INFO L125 PetriNetUnfolderBase]: For 9/9 co-relation queries the response was YES. [2023-11-29 03:07:44,221 INFO L83 FinitePrefix]: Finished finitePrefix Result has 929 conditions, 830 events. 43/830 cut-off events. For 9/9 co-relation queries the response was YES. Maximal size of possible extension queue 24. Compared 4532 event pairs, 38 based on Foata normal form. 0/731 useless extension candidates. Maximal degree in co-relation 875. Up to 81 conditions per place. [2023-11-29 03:07:44,225 INFO L140 encePairwiseOnDemand]: 283/286 looper letters, 14 selfloop transitions, 2 changer transitions 0/222 dead transitions. [2023-11-29 03:07:44,225 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 227 places, 222 transitions, 484 flow [2023-11-29 03:07:44,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 03:07:44,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-29 03:07:44,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 731 transitions. [2023-11-29 03:07:44,228 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.8519813519813519 [2023-11-29 03:07:44,228 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 731 transitions. [2023-11-29 03:07:44,228 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 731 transitions. [2023-11-29 03:07:44,229 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 03:07:44,229 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 731 transitions. [2023-11-29 03:07:44,231 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 243.66666666666666) internal successors, (731), 3 states have internal predecessors, (731), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:07:44,234 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 286.0) internal successors, (1144), 4 states have internal predecessors, (1144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:07:44,235 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 286.0) internal successors, (1144), 4 states have internal predecessors, (1144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:07:44,235 INFO L175 Difference]: Start difference. First operand has 226 places, 223 transitions, 454 flow. Second operand 3 states and 731 transitions. [2023-11-29 03:07:44,235 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 227 places, 222 transitions, 484 flow [2023-11-29 03:07:44,237 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 226 places, 222 transitions, 483 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-11-29 03:07:44,240 INFO L231 Difference]: Finished difference. Result has 226 places, 222 transitions, 455 flow [2023-11-29 03:07:44,241 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=286, PETRI_DIFFERENCE_MINUEND_FLOW=451, PETRI_DIFFERENCE_MINUEND_PLACES=224, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=222, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=220, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=455, PETRI_PLACES=226, PETRI_TRANSITIONS=222} [2023-11-29 03:07:44,241 INFO L281 CegarLoopForPetriNet]: 262 programPoint places, -36 predicate places. [2023-11-29 03:07:44,242 INFO L495 AbstractCegarLoop]: Abstraction has has 226 places, 222 transitions, 455 flow [2023-11-29 03:07:44,242 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 239.33333333333334) internal successors, (718), 3 states have internal predecessors, (718), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:07:44,242 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 03:07:44,243 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:07:44,243 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-11-29 03:07:44,243 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE, thread1Err4ASSERT_VIOLATIONDATA_RACE (and 76 more)] === [2023-11-29 03:07:44,243 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:07:44,243 INFO L85 PathProgramCache]: Analyzing trace with hash -1850859970, now seen corresponding path program 1 times [2023-11-29 03:07:44,244 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:07:44,244 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1019963925] [2023-11-29 03:07:44,244 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:07:44,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:07:44,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:07:44,283 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 03:07:44,284 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:07:44,284 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1019963925] [2023-11-29 03:07:44,284 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1019963925] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:07:44,284 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:07:44,284 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 03:07:44,284 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2042516636] [2023-11-29 03:07:44,285 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:07:44,285 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 03:07:44,285 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:07:44,286 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 03:07:44,286 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 03:07:44,294 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 241 out of 286 [2023-11-29 03:07:44,295 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 226 places, 222 transitions, 455 flow. Second operand has 3 states, 3 states have (on average 242.0) internal successors, (726), 3 states have internal predecessors, (726), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:07:44,295 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 03:07:44,296 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 241 of 286 [2023-11-29 03:07:44,296 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 03:07:44,436 INFO L124 PetriNetUnfolderBase]: 43/829 cut-off events. [2023-11-29 03:07:44,437 INFO L125 PetriNetUnfolderBase]: For 9/9 co-relation queries the response was YES. [2023-11-29 03:07:44,439 INFO L83 FinitePrefix]: Finished finitePrefix Result has 928 conditions, 829 events. 43/829 cut-off events. For 9/9 co-relation queries the response was YES. Maximal size of possible extension queue 24. Compared 4529 event pairs, 38 based on Foata normal form. 0/731 useless extension candidates. Maximal degree in co-relation 874. Up to 79 conditions per place. [2023-11-29 03:07:44,443 INFO L140 encePairwiseOnDemand]: 284/286 looper letters, 13 selfloop transitions, 1 changer transitions 0/221 dead transitions. [2023-11-29 03:07:44,444 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 227 places, 221 transitions, 481 flow [2023-11-29 03:07:44,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 03:07:44,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-29 03:07:44,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 738 transitions. [2023-11-29 03:07:44,447 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.8601398601398601 [2023-11-29 03:07:44,447 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 738 transitions. [2023-11-29 03:07:44,447 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 738 transitions. [2023-11-29 03:07:44,448 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 03:07:44,448 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 738 transitions. [2023-11-29 03:07:44,450 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 246.0) internal successors, (738), 3 states have internal predecessors, (738), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:07:44,452 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 286.0) internal successors, (1144), 4 states have internal predecessors, (1144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:07:44,453 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 286.0) internal successors, (1144), 4 states have internal predecessors, (1144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:07:44,453 INFO L175 Difference]: Start difference. First operand has 226 places, 222 transitions, 455 flow. Second operand 3 states and 738 transitions. [2023-11-29 03:07:44,453 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 227 places, 221 transitions, 481 flow [2023-11-29 03:07:44,455 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 225 places, 221 transitions, 477 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-29 03:07:44,458 INFO L231 Difference]: Finished difference. Result has 225 places, 221 transitions, 451 flow [2023-11-29 03:07:44,459 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=286, PETRI_DIFFERENCE_MINUEND_FLOW=449, PETRI_DIFFERENCE_MINUEND_PLACES=223, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=221, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=220, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=451, PETRI_PLACES=225, PETRI_TRANSITIONS=221} [2023-11-29 03:07:44,459 INFO L281 CegarLoopForPetriNet]: 262 programPoint places, -37 predicate places. [2023-11-29 03:07:44,460 INFO L495 AbstractCegarLoop]: Abstraction has has 225 places, 221 transitions, 451 flow [2023-11-29 03:07:44,460 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 242.0) internal successors, (726), 3 states have internal predecessors, (726), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:07:44,460 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 03:07:44,460 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:07:44,460 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-11-29 03:07:44,461 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE, thread1Err4ASSERT_VIOLATIONDATA_RACE (and 76 more)] === [2023-11-29 03:07:44,461 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:07:44,461 INFO L85 PathProgramCache]: Analyzing trace with hash -596060726, now seen corresponding path program 1 times [2023-11-29 03:07:44,461 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:07:44,461 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [346700414] [2023-11-29 03:07:44,462 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:07:44,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:07:44,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:07:44,523 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 03:07:44,523 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:07:44,524 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [346700414] [2023-11-29 03:07:44,524 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [346700414] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:07:44,524 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:07:44,524 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 03:07:44,524 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [146657002] [2023-11-29 03:07:44,524 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:07:44,525 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 03:07:44,525 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:07:44,526 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 03:07:44,526 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 03:07:44,542 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 236 out of 286 [2023-11-29 03:07:44,543 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 225 places, 221 transitions, 451 flow. Second operand has 3 states, 3 states have (on average 237.33333333333334) internal successors, (712), 3 states have internal predecessors, (712), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:07:44,543 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 03:07:44,543 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 236 of 286 [2023-11-29 03:07:44,543 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 03:07:44,705 INFO L124 PetriNetUnfolderBase]: 79/864 cut-off events. [2023-11-29 03:07:44,705 INFO L125 PetriNetUnfolderBase]: For 17/17 co-relation queries the response was YES. [2023-11-29 03:07:44,708 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1026 conditions, 864 events. 79/864 cut-off events. For 17/17 co-relation queries the response was YES. Maximal size of possible extension queue 31. Compared 4915 event pairs, 74 based on Foata normal form. 0/763 useless extension candidates. Maximal degree in co-relation 972. Up to 143 conditions per place. [2023-11-29 03:07:44,712 INFO L140 encePairwiseOnDemand]: 283/286 looper letters, 16 selfloop transitions, 2 changer transitions 0/220 dead transitions. [2023-11-29 03:07:44,712 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 226 places, 220 transitions, 485 flow [2023-11-29 03:07:44,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 03:07:44,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-29 03:07:44,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 727 transitions. [2023-11-29 03:07:44,715 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.8473193473193473 [2023-11-29 03:07:44,715 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 727 transitions. [2023-11-29 03:07:44,716 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 727 transitions. [2023-11-29 03:07:44,716 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 03:07:44,716 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 727 transitions. [2023-11-29 03:07:44,719 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 242.33333333333334) internal successors, (727), 3 states have internal predecessors, (727), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:07:44,721 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 286.0) internal successors, (1144), 4 states have internal predecessors, (1144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:07:44,721 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 286.0) internal successors, (1144), 4 states have internal predecessors, (1144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:07:44,722 INFO L175 Difference]: Start difference. First operand has 225 places, 221 transitions, 451 flow. Second operand 3 states and 727 transitions. [2023-11-29 03:07:44,722 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 226 places, 220 transitions, 485 flow [2023-11-29 03:07:44,723 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 225 places, 220 transitions, 484 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-11-29 03:07:44,727 INFO L231 Difference]: Finished difference. Result has 225 places, 220 transitions, 452 flow [2023-11-29 03:07:44,727 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=286, PETRI_DIFFERENCE_MINUEND_FLOW=448, PETRI_DIFFERENCE_MINUEND_PLACES=223, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=220, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=218, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=452, PETRI_PLACES=225, PETRI_TRANSITIONS=220} [2023-11-29 03:07:44,728 INFO L281 CegarLoopForPetriNet]: 262 programPoint places, -37 predicate places. [2023-11-29 03:07:44,728 INFO L495 AbstractCegarLoop]: Abstraction has has 225 places, 220 transitions, 452 flow [2023-11-29 03:07:44,728 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 237.33333333333334) internal successors, (712), 3 states have internal predecessors, (712), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:07:44,728 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 03:07:44,729 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:07:44,729 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-11-29 03:07:44,729 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE, thread1Err4ASSERT_VIOLATIONDATA_RACE (and 76 more)] === [2023-11-29 03:07:44,729 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:07:44,729 INFO L85 PathProgramCache]: Analyzing trace with hash -1096719629, now seen corresponding path program 1 times [2023-11-29 03:07:44,729 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:07:44,730 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [841379676] [2023-11-29 03:07:44,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:07:44,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:07:44,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:07:45,298 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 03:07:45,298 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:07:45,299 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [841379676] [2023-11-29 03:07:45,299 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [841379676] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:07:45,299 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:07:45,299 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 03:07:45,299 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1988327335] [2023-11-29 03:07:45,299 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:07:45,300 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 03:07:45,300 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:07:45,301 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 03:07:45,301 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-11-29 03:07:45,512 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 211 out of 286 [2023-11-29 03:07:45,514 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 225 places, 220 transitions, 452 flow. Second operand has 6 states, 6 states have (on average 212.5) internal successors, (1275), 6 states have internal predecessors, (1275), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:07:45,514 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 03:07:45,514 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 211 of 286 [2023-11-29 03:07:45,514 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 03:07:46,180 INFO L124 PetriNetUnfolderBase]: 1215/3395 cut-off events. [2023-11-29 03:07:46,180 INFO L125 PetriNetUnfolderBase]: For 41/41 co-relation queries the response was YES. [2023-11-29 03:07:46,186 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5301 conditions, 3395 events. 1215/3395 cut-off events. For 41/41 co-relation queries the response was YES. Maximal size of possible extension queue 201. Compared 29019 event pairs, 1210 based on Foata normal form. 0/3041 useless extension candidates. Maximal degree in co-relation 5248. Up to 1882 conditions per place. [2023-11-29 03:07:46,202 INFO L140 encePairwiseOnDemand]: 280/286 looper letters, 39 selfloop transitions, 5 changer transitions 0/219 dead transitions. [2023-11-29 03:07:46,202 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 229 places, 219 transitions, 538 flow [2023-11-29 03:07:46,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 03:07:46,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-11-29 03:07:46,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1311 transitions. [2023-11-29 03:07:46,207 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.763986013986014 [2023-11-29 03:07:46,207 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1311 transitions. [2023-11-29 03:07:46,207 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1311 transitions. [2023-11-29 03:07:46,208 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 03:07:46,208 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1311 transitions. [2023-11-29 03:07:46,210 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 218.5) internal successors, (1311), 6 states have internal predecessors, (1311), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:07:46,213 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 286.0) internal successors, (2002), 7 states have internal predecessors, (2002), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:07:46,214 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 286.0) internal successors, (2002), 7 states have internal predecessors, (2002), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:07:46,214 INFO L175 Difference]: Start difference. First operand has 225 places, 220 transitions, 452 flow. Second operand 6 states and 1311 transitions. [2023-11-29 03:07:46,214 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 229 places, 219 transitions, 538 flow [2023-11-29 03:07:46,216 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 227 places, 219 transitions, 534 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-29 03:07:46,218 INFO L231 Difference]: Finished difference. Result has 227 places, 219 transitions, 456 flow [2023-11-29 03:07:46,218 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=286, PETRI_DIFFERENCE_MINUEND_FLOW=446, PETRI_DIFFERENCE_MINUEND_PLACES=222, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=219, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=214, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=456, PETRI_PLACES=227, PETRI_TRANSITIONS=219} [2023-11-29 03:07:46,219 INFO L281 CegarLoopForPetriNet]: 262 programPoint places, -35 predicate places. [2023-11-29 03:07:46,219 INFO L495 AbstractCegarLoop]: Abstraction has has 227 places, 219 transitions, 456 flow [2023-11-29 03:07:46,220 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 212.5) internal successors, (1275), 6 states have internal predecessors, (1275), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:07:46,220 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 03:07:46,220 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:07:46,220 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-11-29 03:07:46,220 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting thread1Err0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE, thread1Err4ASSERT_VIOLATIONDATA_RACE (and 76 more)] === [2023-11-29 03:07:46,220 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:07:46,221 INFO L85 PathProgramCache]: Analyzing trace with hash 1312339413, now seen corresponding path program 1 times [2023-11-29 03:07:46,221 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:07:46,221 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1937204441] [2023-11-29 03:07:46,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:07:46,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:07:46,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:07:46,260 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 03:07:46,260 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:07:46,260 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1937204441] [2023-11-29 03:07:46,260 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1937204441] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:07:46,260 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:07:46,261 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 03:07:46,261 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1655526114] [2023-11-29 03:07:46,261 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:07:46,261 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 03:07:46,262 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:07:46,262 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 03:07:46,262 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 03:07:46,272 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 238 out of 286 [2023-11-29 03:07:46,274 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 227 places, 219 transitions, 456 flow. Second operand has 3 states, 3 states have (on average 239.33333333333334) internal successors, (718), 3 states have internal predecessors, (718), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:07:46,274 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 03:07:46,274 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 238 of 286 [2023-11-29 03:07:46,274 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 03:07:46,370 INFO L124 PetriNetUnfolderBase]: 148/618 cut-off events. [2023-11-29 03:07:46,370 INFO L125 PetriNetUnfolderBase]: For 13/13 co-relation queries the response was YES. [2023-11-29 03:07:46,371 INFO L83 FinitePrefix]: Finished finitePrefix Result has 900 conditions, 618 events. 148/618 cut-off events. For 13/13 co-relation queries the response was YES. Maximal size of possible extension queue 41. Compared 2986 event pairs, 44 based on Foata normal form. 0/580 useless extension candidates. Maximal degree in co-relation 882. Up to 236 conditions per place. [2023-11-29 03:07:46,375 INFO L140 encePairwiseOnDemand]: 282/286 looper letters, 19 selfloop transitions, 2 changer transitions 0/222 dead transitions. [2023-11-29 03:07:46,375 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 227 places, 222 transitions, 506 flow [2023-11-29 03:07:46,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 03:07:46,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-29 03:07:46,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 737 transitions. [2023-11-29 03:07:46,378 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.8589743589743589 [2023-11-29 03:07:46,378 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 737 transitions. [2023-11-29 03:07:46,378 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 737 transitions. [2023-11-29 03:07:46,379 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 03:07:46,379 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 737 transitions. [2023-11-29 03:07:46,381 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 245.66666666666666) internal successors, (737), 3 states have internal predecessors, (737), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:07:46,383 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 286.0) internal successors, (1144), 4 states have internal predecessors, (1144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:07:46,383 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 286.0) internal successors, (1144), 4 states have internal predecessors, (1144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:07:46,384 INFO L175 Difference]: Start difference. First operand has 227 places, 219 transitions, 456 flow. Second operand 3 states and 737 transitions. [2023-11-29 03:07:46,384 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 227 places, 222 transitions, 506 flow [2023-11-29 03:07:46,385 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 222 places, 222 transitions, 496 flow, removed 0 selfloop flow, removed 5 redundant places. [2023-11-29 03:07:46,388 INFO L231 Difference]: Finished difference. Result has 223 places, 219 transitions, 456 flow [2023-11-29 03:07:46,388 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=286, PETRI_DIFFERENCE_MINUEND_FLOW=442, PETRI_DIFFERENCE_MINUEND_PLACES=220, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=217, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=215, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=456, PETRI_PLACES=223, PETRI_TRANSITIONS=219} [2023-11-29 03:07:46,389 INFO L281 CegarLoopForPetriNet]: 262 programPoint places, -39 predicate places. [2023-11-29 03:07:46,389 INFO L495 AbstractCegarLoop]: Abstraction has has 223 places, 219 transitions, 456 flow [2023-11-29 03:07:46,390 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 239.33333333333334) internal successors, (718), 3 states have internal predecessors, (718), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:07:46,390 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 03:07:46,390 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:07:46,390 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2023-11-29 03:07:46,390 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting thread3Err5ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE, thread1Err4ASSERT_VIOLATIONDATA_RACE (and 76 more)] === [2023-11-29 03:07:46,391 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:07:46,391 INFO L85 PathProgramCache]: Analyzing trace with hash -689116841, now seen corresponding path program 1 times [2023-11-29 03:07:46,391 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:07:46,391 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1858142583] [2023-11-29 03:07:46,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:07:46,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:07:46,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:07:46,435 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 03:07:46,435 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:07:46,435 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1858142583] [2023-11-29 03:07:46,435 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1858142583] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:07:46,435 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:07:46,436 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 03:07:46,436 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [97208370] [2023-11-29 03:07:46,436 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:07:46,436 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 03:07:46,437 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:07:46,437 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 03:07:46,437 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 03:07:46,447 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 238 out of 286 [2023-11-29 03:07:46,448 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 223 places, 219 transitions, 456 flow. Second operand has 3 states, 3 states have (on average 240.33333333333334) internal successors, (721), 3 states have internal predecessors, (721), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:07:46,448 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 03:07:46,448 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 238 of 286 [2023-11-29 03:07:46,448 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 03:07:46,623 INFO L124 PetriNetUnfolderBase]: 129/958 cut-off events. [2023-11-29 03:07:46,623 INFO L125 PetriNetUnfolderBase]: For 25/37 co-relation queries the response was YES. [2023-11-29 03:07:46,625 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1217 conditions, 958 events. 129/958 cut-off events. For 25/37 co-relation queries the response was YES. Maximal size of possible extension queue 47. Compared 5953 event pairs, 38 based on Foata normal form. 1/877 useless extension candidates. Maximal degree in co-relation 1164. Up to 198 conditions per place. [2023-11-29 03:07:46,629 INFO L140 encePairwiseOnDemand]: 281/286 looper letters, 21 selfloop transitions, 3 changer transitions 0/225 dead transitions. [2023-11-29 03:07:46,629 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 223 places, 225 transitions, 518 flow [2023-11-29 03:07:46,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 03:07:46,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-29 03:07:46,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 740 transitions. [2023-11-29 03:07:46,632 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.8624708624708625 [2023-11-29 03:07:46,632 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 740 transitions. [2023-11-29 03:07:46,632 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 740 transitions. [2023-11-29 03:07:46,633 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 03:07:46,633 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 740 transitions. [2023-11-29 03:07:46,635 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 246.66666666666666) internal successors, (740), 3 states have internal predecessors, (740), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:07:46,636 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 286.0) internal successors, (1144), 4 states have internal predecessors, (1144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:07:46,637 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 286.0) internal successors, (1144), 4 states have internal predecessors, (1144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:07:46,637 INFO L175 Difference]: Start difference. First operand has 223 places, 219 transitions, 456 flow. Second operand 3 states and 740 transitions. [2023-11-29 03:07:46,637 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 223 places, 225 transitions, 518 flow [2023-11-29 03:07:46,639 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 223 places, 225 transitions, 518 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-11-29 03:07:46,641 INFO L231 Difference]: Finished difference. Result has 224 places, 220 transitions, 473 flow [2023-11-29 03:07:46,641 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=286, PETRI_DIFFERENCE_MINUEND_FLOW=452, PETRI_DIFFERENCE_MINUEND_PLACES=221, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=217, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=214, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=473, PETRI_PLACES=224, PETRI_TRANSITIONS=220} [2023-11-29 03:07:46,642 INFO L281 CegarLoopForPetriNet]: 262 programPoint places, -38 predicate places. [2023-11-29 03:07:46,642 INFO L495 AbstractCegarLoop]: Abstraction has has 224 places, 220 transitions, 473 flow [2023-11-29 03:07:46,642 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 240.33333333333334) internal successors, (721), 3 states have internal predecessors, (721), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:07:46,642 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 03:07:46,642 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:07:46,643 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2023-11-29 03:07:46,643 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE, thread1Err4ASSERT_VIOLATIONDATA_RACE (and 76 more)] === [2023-11-29 03:07:46,643 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:07:46,643 INFO L85 PathProgramCache]: Analyzing trace with hash 1123029118, now seen corresponding path program 1 times [2023-11-29 03:07:46,643 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:07:46,643 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [752407120] [2023-11-29 03:07:46,643 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:07:46,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:07:46,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:07:47,033 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 03:07:47,033 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:07:47,033 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [752407120] [2023-11-29 03:07:47,033 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [752407120] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:07:47,033 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:07:47,033 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 03:07:47,034 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2048700142] [2023-11-29 03:07:47,034 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:07:47,034 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 03:07:47,034 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:07:47,035 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 03:07:47,035 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-11-29 03:07:47,351 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 231 out of 286 [2023-11-29 03:07:47,353 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 224 places, 220 transitions, 473 flow. Second operand has 6 states, 6 states have (on average 232.66666666666666) internal successors, (1396), 6 states have internal predecessors, (1396), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:07:47,353 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 03:07:47,353 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 231 of 286 [2023-11-29 03:07:47,353 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 03:07:47,744 INFO L124 PetriNetUnfolderBase]: 305/1187 cut-off events. [2023-11-29 03:07:47,744 INFO L125 PetriNetUnfolderBase]: For 150/160 co-relation queries the response was YES. [2023-11-29 03:07:47,748 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1942 conditions, 1187 events. 305/1187 cut-off events. For 150/160 co-relation queries the response was YES. Maximal size of possible extension queue 106. Compared 8011 event pairs, 32 based on Foata normal form. 5/1086 useless extension candidates. Maximal degree in co-relation 1886. Up to 181 conditions per place. [2023-11-29 03:07:47,758 INFO L140 encePairwiseOnDemand]: 281/286 looper letters, 48 selfloop transitions, 4 changer transitions 0/247 dead transitions. [2023-11-29 03:07:47,758 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 228 places, 247 transitions, 671 flow [2023-11-29 03:07:47,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 03:07:47,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-11-29 03:07:47,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1429 transitions. [2023-11-29 03:07:47,763 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.8327505827505828 [2023-11-29 03:07:47,763 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1429 transitions. [2023-11-29 03:07:47,763 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1429 transitions. [2023-11-29 03:07:47,764 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 03:07:47,764 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1429 transitions. [2023-11-29 03:07:47,768 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 238.16666666666666) internal successors, (1429), 6 states have internal predecessors, (1429), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:07:47,771 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 286.0) internal successors, (2002), 7 states have internal predecessors, (2002), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:07:47,771 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 286.0) internal successors, (2002), 7 states have internal predecessors, (2002), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:07:47,772 INFO L175 Difference]: Start difference. First operand has 224 places, 220 transitions, 473 flow. Second operand 6 states and 1429 transitions. [2023-11-29 03:07:47,772 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 228 places, 247 transitions, 671 flow [2023-11-29 03:07:47,775 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 228 places, 247 transitions, 671 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-11-29 03:07:47,777 INFO L231 Difference]: Finished difference. Result has 228 places, 219 transitions, 479 flow [2023-11-29 03:07:47,778 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=286, PETRI_DIFFERENCE_MINUEND_FLOW=471, PETRI_DIFFERENCE_MINUEND_PLACES=223, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=219, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=215, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=479, PETRI_PLACES=228, PETRI_TRANSITIONS=219} [2023-11-29 03:07:47,778 INFO L281 CegarLoopForPetriNet]: 262 programPoint places, -34 predicate places. [2023-11-29 03:07:47,778 INFO L495 AbstractCegarLoop]: Abstraction has has 228 places, 219 transitions, 479 flow [2023-11-29 03:07:47,779 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 232.66666666666666) internal successors, (1396), 6 states have internal predecessors, (1396), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:07:47,779 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 03:07:47,779 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:07:47,780 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2023-11-29 03:07:47,780 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting thread3Err7ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE, thread1Err4ASSERT_VIOLATIONDATA_RACE (and 76 more)] === [2023-11-29 03:07:47,780 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:07:47,780 INFO L85 PathProgramCache]: Analyzing trace with hash -1708770307, now seen corresponding path program 1 times [2023-11-29 03:07:47,780 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:07:47,780 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1143404893] [2023-11-29 03:07:47,780 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:07:47,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:07:47,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:07:47,854 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 03:07:47,854 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:07:47,854 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1143404893] [2023-11-29 03:07:47,854 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1143404893] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:07:47,855 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:07:47,855 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 03:07:47,855 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [700349531] [2023-11-29 03:07:47,855 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:07:47,855 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 03:07:47,856 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:07:47,856 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 03:07:47,856 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 03:07:47,885 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 241 out of 286 [2023-11-29 03:07:47,886 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 228 places, 219 transitions, 479 flow. Second operand has 3 states, 3 states have (on average 243.66666666666666) internal successors, (731), 3 states have internal predecessors, (731), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:07:47,886 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 03:07:47,887 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 241 of 286 [2023-11-29 03:07:47,887 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 03:07:48,002 INFO L124 PetriNetUnfolderBase]: 42/663 cut-off events. [2023-11-29 03:07:48,002 INFO L125 PetriNetUnfolderBase]: For 28/32 co-relation queries the response was YES. [2023-11-29 03:07:48,004 INFO L83 FinitePrefix]: Finished finitePrefix Result has 838 conditions, 663 events. 42/663 cut-off events. For 28/32 co-relation queries the response was YES. Maximal size of possible extension queue 19. Compared 3043 event pairs, 16 based on Foata normal form. 8/625 useless extension candidates. Maximal degree in co-relation 780. Up to 60 conditions per place. [2023-11-29 03:07:48,006 INFO L140 encePairwiseOnDemand]: 282/286 looper letters, 18 selfloop transitions, 3 changer transitions 0/222 dead transitions. [2023-11-29 03:07:48,006 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 230 places, 222 transitions, 526 flow [2023-11-29 03:07:48,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 03:07:48,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-29 03:07:48,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 745 transitions. [2023-11-29 03:07:48,010 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.8682983682983683 [2023-11-29 03:07:48,011 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 745 transitions. [2023-11-29 03:07:48,011 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 745 transitions. [2023-11-29 03:07:48,011 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 03:07:48,011 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 745 transitions. [2023-11-29 03:07:48,014 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 248.33333333333334) internal successors, (745), 3 states have internal predecessors, (745), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:07:48,016 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 286.0) internal successors, (1144), 4 states have internal predecessors, (1144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:07:48,016 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 286.0) internal successors, (1144), 4 states have internal predecessors, (1144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:07:48,016 INFO L175 Difference]: Start difference. First operand has 228 places, 219 transitions, 479 flow. Second operand 3 states and 745 transitions. [2023-11-29 03:07:48,017 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 230 places, 222 transitions, 526 flow [2023-11-29 03:07:48,019 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 226 places, 222 transitions, 519 flow, removed 0 selfloop flow, removed 4 redundant places. [2023-11-29 03:07:48,022 INFO L231 Difference]: Finished difference. Result has 227 places, 218 transitions, 478 flow [2023-11-29 03:07:48,023 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=286, PETRI_DIFFERENCE_MINUEND_FLOW=467, PETRI_DIFFERENCE_MINUEND_PLACES=224, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=218, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=215, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=478, PETRI_PLACES=227, PETRI_TRANSITIONS=218} [2023-11-29 03:07:48,023 INFO L281 CegarLoopForPetriNet]: 262 programPoint places, -35 predicate places. [2023-11-29 03:07:48,023 INFO L495 AbstractCegarLoop]: Abstraction has has 227 places, 218 transitions, 478 flow [2023-11-29 03:07:48,024 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 243.66666666666666) internal successors, (731), 3 states have internal predecessors, (731), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:07:48,024 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 03:07:48,024 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:07:48,024 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2023-11-29 03:07:48,024 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting thread3Err7ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE, thread1Err4ASSERT_VIOLATIONDATA_RACE (and 76 more)] === [2023-11-29 03:07:48,025 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:07:48,025 INFO L85 PathProgramCache]: Analyzing trace with hash 1221714001, now seen corresponding path program 1 times [2023-11-29 03:07:48,025 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:07:48,025 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1536435290] [2023-11-29 03:07:48,025 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:07:48,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:07:48,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:07:48,145 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 03:07:48,145 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:07:48,145 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1536435290] [2023-11-29 03:07:48,145 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1536435290] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:07:48,146 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:07:48,146 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 03:07:48,146 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [777867965] [2023-11-29 03:07:48,146 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:07:48,146 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 03:07:48,147 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:07:48,147 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 03:07:48,147 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-29 03:07:48,192 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 241 out of 286 [2023-11-29 03:07:48,194 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 227 places, 218 transitions, 478 flow. Second operand has 4 states, 4 states have (on average 243.25) internal successors, (973), 4 states have internal predecessors, (973), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:07:48,194 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 03:07:48,194 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 241 of 286 [2023-11-29 03:07:48,194 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 03:07:48,294 INFO L124 PetriNetUnfolderBase]: 31/421 cut-off events. [2023-11-29 03:07:48,294 INFO L125 PetriNetUnfolderBase]: For 50/54 co-relation queries the response was YES. [2023-11-29 03:07:48,295 INFO L83 FinitePrefix]: Finished finitePrefix Result has 577 conditions, 421 events. 31/421 cut-off events. For 50/54 co-relation queries the response was YES. Maximal size of possible extension queue 18. Compared 1254 event pairs, 8 based on Foata normal form. 10/407 useless extension candidates. Maximal degree in co-relation 518. Up to 24 conditions per place. [2023-11-29 03:07:48,297 INFO L140 encePairwiseOnDemand]: 282/286 looper letters, 18 selfloop transitions, 5 changer transitions 0/224 dead transitions. [2023-11-29 03:07:48,297 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 230 places, 224 transitions, 540 flow [2023-11-29 03:07:48,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 03:07:48,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2023-11-29 03:07:48,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 988 transitions. [2023-11-29 03:07:48,300 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.8636363636363636 [2023-11-29 03:07:48,300 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 988 transitions. [2023-11-29 03:07:48,301 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 988 transitions. [2023-11-29 03:07:48,302 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 03:07:48,302 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 988 transitions. [2023-11-29 03:07:48,304 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 247.0) internal successors, (988), 4 states have internal predecessors, (988), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:07:48,306 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 286.0) internal successors, (1430), 5 states have internal predecessors, (1430), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:07:48,307 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 286.0) internal successors, (1430), 5 states have internal predecessors, (1430), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:07:48,307 INFO L175 Difference]: Start difference. First operand has 227 places, 218 transitions, 478 flow. Second operand 4 states and 988 transitions. [2023-11-29 03:07:48,307 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 230 places, 224 transitions, 540 flow [2023-11-29 03:07:48,309 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 228 places, 224 transitions, 533 flow, removed 1 selfloop flow, removed 2 redundant places. [2023-11-29 03:07:48,311 INFO L231 Difference]: Finished difference. Result has 229 places, 218 transitions, 487 flow [2023-11-29 03:07:48,312 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=286, PETRI_DIFFERENCE_MINUEND_FLOW=471, PETRI_DIFFERENCE_MINUEND_PLACES=225, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=218, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=213, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=487, PETRI_PLACES=229, PETRI_TRANSITIONS=218} [2023-11-29 03:07:48,312 INFO L281 CegarLoopForPetriNet]: 262 programPoint places, -33 predicate places. [2023-11-29 03:07:48,312 INFO L495 AbstractCegarLoop]: Abstraction has has 229 places, 218 transitions, 487 flow [2023-11-29 03:07:48,313 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 243.25) internal successors, (973), 4 states have internal predecessors, (973), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:07:48,313 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 03:07:48,313 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:07:48,313 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2023-11-29 03:07:48,313 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE, thread1Err4ASSERT_VIOLATIONDATA_RACE (and 76 more)] === [2023-11-29 03:07:48,313 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:07:48,314 INFO L85 PathProgramCache]: Analyzing trace with hash -1502785045, now seen corresponding path program 1 times [2023-11-29 03:07:48,314 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:07:48,314 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [743714473] [2023-11-29 03:07:48,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:07:48,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:07:48,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:07:48,758 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 03:07:48,758 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:07:48,758 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [743714473] [2023-11-29 03:07:48,759 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [743714473] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:07:48,759 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:07:48,759 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 03:07:48,759 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [417112313] [2023-11-29 03:07:48,759 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:07:48,759 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 03:07:48,760 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:07:48,760 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 03:07:48,760 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-11-29 03:07:49,005 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 231 out of 286 [2023-11-29 03:07:49,006 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 229 places, 218 transitions, 487 flow. Second operand has 6 states, 6 states have (on average 233.0) internal successors, (1398), 6 states have internal predecessors, (1398), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:07:49,006 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 03:07:49,006 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 231 of 286 [2023-11-29 03:07:49,006 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 03:07:49,147 INFO L124 PetriNetUnfolderBase]: 47/474 cut-off events. [2023-11-29 03:07:49,147 INFO L125 PetriNetUnfolderBase]: For 123/129 co-relation queries the response was YES. [2023-11-29 03:07:49,148 INFO L83 FinitePrefix]: Finished finitePrefix Result has 710 conditions, 474 events. 47/474 cut-off events. For 123/129 co-relation queries the response was YES. Maximal size of possible extension queue 19. Compared 1744 event pairs, 21 based on Foata normal form. 4/455 useless extension candidates. Maximal degree in co-relation 652. Up to 60 conditions per place. [2023-11-29 03:07:49,149 INFO L140 encePairwiseOnDemand]: 281/286 looper letters, 32 selfloop transitions, 4 changer transitions 0/229 dead transitions. [2023-11-29 03:07:49,150 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 233 places, 229 transitions, 617 flow [2023-11-29 03:07:49,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 03:07:49,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-11-29 03:07:49,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1421 transitions. [2023-11-29 03:07:49,155 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.828088578088578 [2023-11-29 03:07:49,155 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1421 transitions. [2023-11-29 03:07:49,155 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1421 transitions. [2023-11-29 03:07:49,157 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 03:07:49,157 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1421 transitions. [2023-11-29 03:07:49,161 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 236.83333333333334) internal successors, (1421), 6 states have internal predecessors, (1421), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:07:49,164 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 286.0) internal successors, (2002), 7 states have internal predecessors, (2002), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:07:49,165 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 286.0) internal successors, (2002), 7 states have internal predecessors, (2002), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:07:49,165 INFO L175 Difference]: Start difference. First operand has 229 places, 218 transitions, 487 flow. Second operand 6 states and 1421 transitions. [2023-11-29 03:07:49,165 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 233 places, 229 transitions, 617 flow [2023-11-29 03:07:49,168 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 230 places, 229 transitions, 593 flow, removed 6 selfloop flow, removed 3 redundant places. [2023-11-29 03:07:49,171 INFO L231 Difference]: Finished difference. Result has 230 places, 217 transitions, 481 flow [2023-11-29 03:07:49,172 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=286, PETRI_DIFFERENCE_MINUEND_FLOW=473, PETRI_DIFFERENCE_MINUEND_PLACES=225, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=217, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=213, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=481, PETRI_PLACES=230, PETRI_TRANSITIONS=217} [2023-11-29 03:07:49,172 INFO L281 CegarLoopForPetriNet]: 262 programPoint places, -32 predicate places. [2023-11-29 03:07:49,173 INFO L495 AbstractCegarLoop]: Abstraction has has 230 places, 217 transitions, 481 flow [2023-11-29 03:07:49,173 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 233.0) internal successors, (1398), 6 states have internal predecessors, (1398), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:07:49,173 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 03:07:49,173 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:07:49,173 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2023-11-29 03:07:49,174 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting thread3Err7ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE, thread1Err4ASSERT_VIOLATIONDATA_RACE (and 76 more)] === [2023-11-29 03:07:49,174 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:07:49,174 INFO L85 PathProgramCache]: Analyzing trace with hash 163864365, now seen corresponding path program 1 times [2023-11-29 03:07:49,174 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:07:49,174 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1320958104] [2023-11-29 03:07:49,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:07:49,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:07:49,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:07:49,748 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 03:07:49,748 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:07:49,748 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1320958104] [2023-11-29 03:07:49,749 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1320958104] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:07:49,749 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:07:49,749 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 03:07:49,750 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1661782433] [2023-11-29 03:07:49,750 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:07:49,750 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 03:07:49,751 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:07:49,751 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 03:07:49,751 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-11-29 03:07:50,042 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 231 out of 286 [2023-11-29 03:07:50,044 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 230 places, 217 transitions, 481 flow. Second operand has 6 states, 6 states have (on average 233.5) internal successors, (1401), 6 states have internal predecessors, (1401), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:07:50,044 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 03:07:50,044 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 231 of 286 [2023-11-29 03:07:50,045 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 03:07:50,185 INFO L124 PetriNetUnfolderBase]: 42/485 cut-off events. [2023-11-29 03:07:50,186 INFO L125 PetriNetUnfolderBase]: For 63/63 co-relation queries the response was YES. [2023-11-29 03:07:50,187 INFO L83 FinitePrefix]: Finished finitePrefix Result has 678 conditions, 485 events. 42/485 cut-off events. For 63/63 co-relation queries the response was YES. Maximal size of possible extension queue 19. Compared 1823 event pairs, 22 based on Foata normal form. 0/463 useless extension candidates. Maximal degree in co-relation 619. Up to 65 conditions per place. [2023-11-29 03:07:50,188 INFO L140 encePairwiseOnDemand]: 281/286 looper letters, 30 selfloop transitions, 4 changer transitions 0/224 dead transitions. [2023-11-29 03:07:50,188 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 234 places, 224 transitions, 571 flow [2023-11-29 03:07:50,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 03:07:50,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-11-29 03:07:50,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1419 transitions. [2023-11-29 03:07:50,193 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.8269230769230769 [2023-11-29 03:07:50,193 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1419 transitions. [2023-11-29 03:07:50,193 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1419 transitions. [2023-11-29 03:07:50,194 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 03:07:50,194 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1419 transitions. [2023-11-29 03:07:50,197 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 236.5) internal successors, (1419), 6 states have internal predecessors, (1419), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:07:50,201 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 286.0) internal successors, (2002), 7 states have internal predecessors, (2002), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:07:50,201 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 286.0) internal successors, (2002), 7 states have internal predecessors, (2002), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:07:50,201 INFO L175 Difference]: Start difference. First operand has 230 places, 217 transitions, 481 flow. Second operand 6 states and 1419 transitions. [2023-11-29 03:07:50,201 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 234 places, 224 transitions, 571 flow [2023-11-29 03:07:50,204 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 230 places, 224 transitions, 564 flow, removed 0 selfloop flow, removed 4 redundant places. [2023-11-29 03:07:50,207 INFO L231 Difference]: Finished difference. Result has 230 places, 216 transitions, 480 flow [2023-11-29 03:07:50,207 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=286, PETRI_DIFFERENCE_MINUEND_FLOW=472, PETRI_DIFFERENCE_MINUEND_PLACES=225, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=216, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=212, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=480, PETRI_PLACES=230, PETRI_TRANSITIONS=216} [2023-11-29 03:07:50,208 INFO L281 CegarLoopForPetriNet]: 262 programPoint places, -32 predicate places. [2023-11-29 03:07:50,208 INFO L495 AbstractCegarLoop]: Abstraction has has 230 places, 216 transitions, 480 flow [2023-11-29 03:07:50,208 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 233.5) internal successors, (1401), 6 states have internal predecessors, (1401), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:07:50,209 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 03:07:50,209 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:07:50,209 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2023-11-29 03:07:50,209 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting thread3Err10ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE, thread1Err4ASSERT_VIOLATIONDATA_RACE (and 76 more)] === [2023-11-29 03:07:50,209 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:07:50,210 INFO L85 PathProgramCache]: Analyzing trace with hash 1731774629, now seen corresponding path program 1 times [2023-11-29 03:07:50,210 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:07:50,210 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [894984670] [2023-11-29 03:07:50,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:07:50,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:07:50,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:07:50,711 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 03:07:50,711 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:07:50,711 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [894984670] [2023-11-29 03:07:50,712 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [894984670] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:07:50,712 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:07:50,712 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 03:07:50,712 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1345652089] [2023-11-29 03:07:50,712 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:07:50,712 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 03:07:50,713 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:07:50,713 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 03:07:50,713 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-11-29 03:07:51,016 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 231 out of 286 [2023-11-29 03:07:51,017 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 230 places, 216 transitions, 480 flow. Second operand has 6 states, 6 states have (on average 233.5) internal successors, (1401), 6 states have internal predecessors, (1401), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:07:51,017 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 03:07:51,017 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 231 of 286 [2023-11-29 03:07:51,017 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 03:07:51,147 INFO L124 PetriNetUnfolderBase]: 42/482 cut-off events. [2023-11-29 03:07:51,147 INFO L125 PetriNetUnfolderBase]: For 63/63 co-relation queries the response was YES. [2023-11-29 03:07:51,148 INFO L83 FinitePrefix]: Finished finitePrefix Result has 678 conditions, 482 events. 42/482 cut-off events. For 63/63 co-relation queries the response was YES. Maximal size of possible extension queue 19. Compared 1788 event pairs, 22 based on Foata normal form. 0/463 useless extension candidates. Maximal degree in co-relation 619. Up to 65 conditions per place. [2023-11-29 03:07:51,149 INFO L140 encePairwiseOnDemand]: 281/286 looper letters, 30 selfloop transitions, 4 changer transitions 0/223 dead transitions. [2023-11-29 03:07:51,149 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 234 places, 223 transitions, 570 flow [2023-11-29 03:07:51,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 03:07:51,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-11-29 03:07:51,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1419 transitions. [2023-11-29 03:07:51,154 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.8269230769230769 [2023-11-29 03:07:51,154 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1419 transitions. [2023-11-29 03:07:51,154 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1419 transitions. [2023-11-29 03:07:51,156 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 03:07:51,156 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1419 transitions. [2023-11-29 03:07:51,160 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 236.5) internal successors, (1419), 6 states have internal predecessors, (1419), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:07:51,163 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 286.0) internal successors, (2002), 7 states have internal predecessors, (2002), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:07:51,164 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 286.0) internal successors, (2002), 7 states have internal predecessors, (2002), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:07:51,164 INFO L175 Difference]: Start difference. First operand has 230 places, 216 transitions, 480 flow. Second operand 6 states and 1419 transitions. [2023-11-29 03:07:51,164 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 234 places, 223 transitions, 570 flow [2023-11-29 03:07:51,167 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 230 places, 223 transitions, 563 flow, removed 0 selfloop flow, removed 4 redundant places. [2023-11-29 03:07:51,170 INFO L231 Difference]: Finished difference. Result has 230 places, 215 transitions, 479 flow [2023-11-29 03:07:51,170 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=286, PETRI_DIFFERENCE_MINUEND_FLOW=471, PETRI_DIFFERENCE_MINUEND_PLACES=225, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=215, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=211, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=479, PETRI_PLACES=230, PETRI_TRANSITIONS=215} [2023-11-29 03:07:51,171 INFO L281 CegarLoopForPetriNet]: 262 programPoint places, -32 predicate places. [2023-11-29 03:07:51,171 INFO L495 AbstractCegarLoop]: Abstraction has has 230 places, 215 transitions, 479 flow [2023-11-29 03:07:51,171 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 233.5) internal successors, (1401), 6 states have internal predecessors, (1401), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:07:51,172 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 03:07:51,172 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:07:51,172 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2023-11-29 03:07:51,172 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting thread3Err11ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE, thread1Err4ASSERT_VIOLATIONDATA_RACE (and 76 more)] === [2023-11-29 03:07:51,172 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:07:51,172 INFO L85 PathProgramCache]: Analyzing trace with hash 414314216, now seen corresponding path program 1 times [2023-11-29 03:07:51,172 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:07:51,173 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1079691834] [2023-11-29 03:07:51,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:07:51,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:07:51,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:07:51,240 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 03:07:51,240 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:07:51,240 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1079691834] [2023-11-29 03:07:51,240 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1079691834] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:07:51,241 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:07:51,241 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 03:07:51,241 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [808046286] [2023-11-29 03:07:51,241 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:07:51,241 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 03:07:51,242 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:07:51,242 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 03:07:51,242 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 03:07:51,252 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 239 out of 286 [2023-11-29 03:07:51,253 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 230 places, 215 transitions, 479 flow. Second operand has 3 states, 3 states have (on average 242.0) internal successors, (726), 3 states have internal predecessors, (726), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:07:51,253 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 03:07:51,253 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 239 of 286 [2023-11-29 03:07:51,253 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 03:07:51,338 INFO L124 PetriNetUnfolderBase]: 40/477 cut-off events. [2023-11-29 03:07:51,339 INFO L125 PetriNetUnfolderBase]: For 61/61 co-relation queries the response was YES. [2023-11-29 03:07:51,340 INFO L83 FinitePrefix]: Finished finitePrefix Result has 664 conditions, 477 events. 40/477 cut-off events. For 61/61 co-relation queries the response was YES. Maximal size of possible extension queue 19. Compared 1701 event pairs, 26 based on Foata normal form. 0/461 useless extension candidates. Maximal degree in co-relation 608. Up to 69 conditions per place. [2023-11-29 03:07:51,341 INFO L140 encePairwiseOnDemand]: 283/286 looper letters, 18 selfloop transitions, 2 changer transitions 0/216 dead transitions. [2023-11-29 03:07:51,341 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 231 places, 216 transitions, 523 flow [2023-11-29 03:07:51,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 03:07:51,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-29 03:07:51,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 736 transitions. [2023-11-29 03:07:51,344 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.8578088578088578 [2023-11-29 03:07:51,345 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 736 transitions. [2023-11-29 03:07:51,345 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 736 transitions. [2023-11-29 03:07:51,345 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 03:07:51,345 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 736 transitions. [2023-11-29 03:07:51,347 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 245.33333333333334) internal successors, (736), 3 states have internal predecessors, (736), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:07:51,349 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 286.0) internal successors, (1144), 4 states have internal predecessors, (1144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:07:51,350 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 286.0) internal successors, (1144), 4 states have internal predecessors, (1144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:07:51,350 INFO L175 Difference]: Start difference. First operand has 230 places, 215 transitions, 479 flow. Second operand 3 states and 736 transitions. [2023-11-29 03:07:51,350 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 231 places, 216 transitions, 523 flow [2023-11-29 03:07:51,352 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 227 places, 216 transitions, 516 flow, removed 0 selfloop flow, removed 4 redundant places. [2023-11-29 03:07:51,355 INFO L231 Difference]: Finished difference. Result has 227 places, 214 transitions, 474 flow [2023-11-29 03:07:51,356 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=286, PETRI_DIFFERENCE_MINUEND_FLOW=470, PETRI_DIFFERENCE_MINUEND_PLACES=225, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=214, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=212, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=474, PETRI_PLACES=227, PETRI_TRANSITIONS=214} [2023-11-29 03:07:51,356 INFO L281 CegarLoopForPetriNet]: 262 programPoint places, -35 predicate places. [2023-11-29 03:07:51,356 INFO L495 AbstractCegarLoop]: Abstraction has has 227 places, 214 transitions, 474 flow [2023-11-29 03:07:51,357 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 242.0) internal successors, (726), 3 states have internal predecessors, (726), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:07:51,357 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 03:07:51,357 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:07:51,357 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2023-11-29 03:07:51,357 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE, thread1Err4ASSERT_VIOLATIONDATA_RACE (and 76 more)] === [2023-11-29 03:07:51,357 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:07:51,358 INFO L85 PathProgramCache]: Analyzing trace with hash 1202297556, now seen corresponding path program 1 times [2023-11-29 03:07:51,358 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:07:51,358 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [873631383] [2023-11-29 03:07:51,358 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:07:51,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:07:51,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:07:51,958 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 03:07:51,958 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:07:51,958 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [873631383] [2023-11-29 03:07:51,958 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [873631383] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:07:51,958 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:07:51,958 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 03:07:51,958 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [451432486] [2023-11-29 03:07:51,959 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:07:51,959 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 03:07:51,959 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:07:51,960 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 03:07:51,960 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-11-29 03:07:52,247 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 231 out of 286 [2023-11-29 03:07:52,249 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 227 places, 214 transitions, 474 flow. Second operand has 6 states, 6 states have (on average 233.33333333333334) internal successors, (1400), 6 states have internal predecessors, (1400), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:07:52,249 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 03:07:52,249 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 231 of 286 [2023-11-29 03:07:52,249 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 03:07:52,340 INFO L124 PetriNetUnfolderBase]: 37/478 cut-off events. [2023-11-29 03:07:52,340 INFO L125 PetriNetUnfolderBase]: For 68/73 co-relation queries the response was YES. [2023-11-29 03:07:52,341 INFO L83 FinitePrefix]: Finished finitePrefix Result has 672 conditions, 478 events. 37/478 cut-off events. For 68/73 co-relation queries the response was YES. Maximal size of possible extension queue 19. Compared 1602 event pairs, 22 based on Foata normal form. 4/466 useless extension candidates. Maximal degree in co-relation 634. Up to 63 conditions per place. [2023-11-29 03:07:52,343 INFO L140 encePairwiseOnDemand]: 281/286 looper letters, 24 selfloop transitions, 4 changer transitions 0/217 dead transitions. [2023-11-29 03:07:52,343 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 231 places, 217 transitions, 552 flow [2023-11-29 03:07:52,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 03:07:52,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-11-29 03:07:52,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1413 transitions. [2023-11-29 03:07:52,348 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.8234265734265734 [2023-11-29 03:07:52,348 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1413 transitions. [2023-11-29 03:07:52,348 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1413 transitions. [2023-11-29 03:07:52,350 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 03:07:52,350 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1413 transitions. [2023-11-29 03:07:52,354 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 235.5) internal successors, (1413), 6 states have internal predecessors, (1413), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:07:52,358 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 286.0) internal successors, (2002), 7 states have internal predecessors, (2002), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:07:52,359 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 286.0) internal successors, (2002), 7 states have internal predecessors, (2002), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:07:52,359 INFO L175 Difference]: Start difference. First operand has 227 places, 214 transitions, 474 flow. Second operand 6 states and 1413 transitions. [2023-11-29 03:07:52,359 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 231 places, 217 transitions, 552 flow [2023-11-29 03:07:52,361 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 229 places, 217 transitions, 548 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-29 03:07:52,364 INFO L231 Difference]: Finished difference. Result has 229 places, 213 transitions, 476 flow [2023-11-29 03:07:52,365 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=286, PETRI_DIFFERENCE_MINUEND_FLOW=468, PETRI_DIFFERENCE_MINUEND_PLACES=224, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=213, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=209, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=476, PETRI_PLACES=229, PETRI_TRANSITIONS=213} [2023-11-29 03:07:52,365 INFO L281 CegarLoopForPetriNet]: 262 programPoint places, -33 predicate places. [2023-11-29 03:07:52,366 INFO L495 AbstractCegarLoop]: Abstraction has has 229 places, 213 transitions, 476 flow [2023-11-29 03:07:52,366 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 233.33333333333334) internal successors, (1400), 6 states have internal predecessors, (1400), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:07:52,366 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 03:07:52,367 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:07:52,367 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2023-11-29 03:07:52,367 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE, thread1Err4ASSERT_VIOLATIONDATA_RACE (and 76 more)] === [2023-11-29 03:07:52,367 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:07:52,367 INFO L85 PathProgramCache]: Analyzing trace with hash -2035616394, now seen corresponding path program 1 times [2023-11-29 03:07:52,367 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:07:52,367 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [500753157] [2023-11-29 03:07:52,368 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:07:52,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:07:52,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:07:52,458 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 03:07:52,458 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:07:52,458 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [500753157] [2023-11-29 03:07:52,459 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [500753157] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:07:52,459 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:07:52,459 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 03:07:52,459 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1272727648] [2023-11-29 03:07:52,459 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:07:52,460 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 03:07:52,460 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:07:52,460 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 03:07:52,460 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 03:07:52,466 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 241 out of 286 [2023-11-29 03:07:52,467 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 229 places, 213 transitions, 476 flow. Second operand has 3 states, 3 states have (on average 245.0) internal successors, (735), 3 states have internal predecessors, (735), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:07:52,467 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 03:07:52,467 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 241 of 286 [2023-11-29 03:07:52,467 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 03:07:52,562 INFO L124 PetriNetUnfolderBase]: 34/469 cut-off events. [2023-11-29 03:07:52,562 INFO L125 PetriNetUnfolderBase]: For 55/55 co-relation queries the response was YES. [2023-11-29 03:07:52,563 INFO L83 FinitePrefix]: Finished finitePrefix Result has 636 conditions, 469 events. 34/469 cut-off events. For 55/55 co-relation queries the response was YES. Maximal size of possible extension queue 19. Compared 1580 event pairs, 24 based on Foata normal form. 1/455 useless extension candidates. Maximal degree in co-relation 616. Up to 63 conditions per place. [2023-11-29 03:07:52,564 INFO L140 encePairwiseOnDemand]: 284/286 looper letters, 0 selfloop transitions, 0 changer transitions 212/212 dead transitions. [2023-11-29 03:07:52,564 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 230 places, 212 transitions, 504 flow [2023-11-29 03:07:52,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 03:07:52,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-29 03:07:52,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 737 transitions. [2023-11-29 03:07:52,567 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.8589743589743589 [2023-11-29 03:07:52,567 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 737 transitions. [2023-11-29 03:07:52,567 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 737 transitions. [2023-11-29 03:07:52,568 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 03:07:52,568 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 737 transitions. [2023-11-29 03:07:52,569 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 245.66666666666666) internal successors, (737), 3 states have internal predecessors, (737), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:07:52,571 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 286.0) internal successors, (1144), 4 states have internal predecessors, (1144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:07:52,572 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 286.0) internal successors, (1144), 4 states have internal predecessors, (1144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:07:52,572 INFO L175 Difference]: Start difference. First operand has 229 places, 213 transitions, 476 flow. Second operand 3 states and 737 transitions. [2023-11-29 03:07:52,572 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 230 places, 212 transitions, 504 flow [2023-11-29 03:07:52,574 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 226 places, 212 transitions, 497 flow, removed 0 selfloop flow, removed 4 redundant places. [2023-11-29 03:07:52,576 INFO L231 Difference]: Finished difference. Result has 226 places, 0 transitions, 0 flow [2023-11-29 03:07:52,576 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=286, PETRI_DIFFERENCE_MINUEND_FLOW=467, PETRI_DIFFERENCE_MINUEND_PLACES=224, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=212, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=212, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=0, PETRI_PLACES=226, PETRI_TRANSITIONS=0} [2023-11-29 03:07:52,576 INFO L281 CegarLoopForPetriNet]: 262 programPoint places, -36 predicate places. [2023-11-29 03:07:52,577 INFO L495 AbstractCegarLoop]: Abstraction has has 226 places, 0 transitions, 0 flow [2023-11-29 03:07:52,577 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 245.0) internal successors, (735), 3 states have internal predecessors, (735), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:07:52,579 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (79 of 80 remaining) [2023-11-29 03:07:52,580 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (78 of 80 remaining) [2023-11-29 03:07:52,580 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (77 of 80 remaining) [2023-11-29 03:07:52,580 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (76 of 80 remaining) [2023-11-29 03:07:52,580 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (75 of 80 remaining) [2023-11-29 03:07:52,580 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (74 of 80 remaining) [2023-11-29 03:07:52,580 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (73 of 80 remaining) [2023-11-29 03:07:52,580 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (72 of 80 remaining) [2023-11-29 03:07:52,581 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (71 of 80 remaining) [2023-11-29 03:07:52,581 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (70 of 80 remaining) [2023-11-29 03:07:52,581 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (69 of 80 remaining) [2023-11-29 03:07:52,581 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (68 of 80 remaining) [2023-11-29 03:07:52,581 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (67 of 80 remaining) [2023-11-29 03:07:52,581 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (66 of 80 remaining) [2023-11-29 03:07:52,581 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (65 of 80 remaining) [2023-11-29 03:07:52,581 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (64 of 80 remaining) [2023-11-29 03:07:52,582 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (63 of 80 remaining) [2023-11-29 03:07:52,582 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (62 of 80 remaining) [2023-11-29 03:07:52,582 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (61 of 80 remaining) [2023-11-29 03:07:52,582 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (60 of 80 remaining) [2023-11-29 03:07:52,582 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (59 of 80 remaining) [2023-11-29 03:07:52,582 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (58 of 80 remaining) [2023-11-29 03:07:52,582 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (57 of 80 remaining) [2023-11-29 03:07:52,582 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (56 of 80 remaining) [2023-11-29 03:07:52,582 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (55 of 80 remaining) [2023-11-29 03:07:52,583 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (54 of 80 remaining) [2023-11-29 03:07:52,583 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (53 of 80 remaining) [2023-11-29 03:07:52,583 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (52 of 80 remaining) [2023-11-29 03:07:52,583 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err8ASSERT_VIOLATIONDATA_RACE (51 of 80 remaining) [2023-11-29 03:07:52,583 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err9ASSERT_VIOLATIONDATA_RACE (50 of 80 remaining) [2023-11-29 03:07:52,583 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err10ASSERT_VIOLATIONDATA_RACE (49 of 80 remaining) [2023-11-29 03:07:52,583 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err11ASSERT_VIOLATIONDATA_RACE (48 of 80 remaining) [2023-11-29 03:07:52,583 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (47 of 80 remaining) [2023-11-29 03:07:52,584 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (46 of 80 remaining) [2023-11-29 03:07:52,584 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (45 of 80 remaining) [2023-11-29 03:07:52,584 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (44 of 80 remaining) [2023-11-29 03:07:52,584 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (43 of 80 remaining) [2023-11-29 03:07:52,584 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (42 of 80 remaining) [2023-11-29 03:07:52,584 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (41 of 80 remaining) [2023-11-29 03:07:52,584 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (40 of 80 remaining) [2023-11-29 03:07:52,584 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (39 of 80 remaining) [2023-11-29 03:07:52,584 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (38 of 80 remaining) [2023-11-29 03:07:52,585 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (37 of 80 remaining) [2023-11-29 03:07:52,585 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (36 of 80 remaining) [2023-11-29 03:07:52,585 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (35 of 80 remaining) [2023-11-29 03:07:52,585 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (34 of 80 remaining) [2023-11-29 03:07:52,585 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (33 of 80 remaining) [2023-11-29 03:07:52,585 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (32 of 80 remaining) [2023-11-29 03:07:52,585 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (31 of 80 remaining) [2023-11-29 03:07:52,585 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (30 of 80 remaining) [2023-11-29 03:07:52,585 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (29 of 80 remaining) [2023-11-29 03:07:52,586 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (28 of 80 remaining) [2023-11-29 03:07:52,586 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (27 of 80 remaining) [2023-11-29 03:07:52,586 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (26 of 80 remaining) [2023-11-29 03:07:52,586 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (25 of 80 remaining) [2023-11-29 03:07:52,586 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (24 of 80 remaining) [2023-11-29 03:07:52,586 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (23 of 80 remaining) [2023-11-29 03:07:52,586 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (22 of 80 remaining) [2023-11-29 03:07:52,586 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (21 of 80 remaining) [2023-11-29 03:07:52,586 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (20 of 80 remaining) [2023-11-29 03:07:52,586 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (19 of 80 remaining) [2023-11-29 03:07:52,587 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (18 of 80 remaining) [2023-11-29 03:07:52,587 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (17 of 80 remaining) [2023-11-29 03:07:52,587 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (16 of 80 remaining) [2023-11-29 03:07:52,587 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (15 of 80 remaining) [2023-11-29 03:07:52,587 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (14 of 80 remaining) [2023-11-29 03:07:52,587 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (13 of 80 remaining) [2023-11-29 03:07:52,587 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (12 of 80 remaining) [2023-11-29 03:07:52,587 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (11 of 80 remaining) [2023-11-29 03:07:52,587 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (10 of 80 remaining) [2023-11-29 03:07:52,588 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (9 of 80 remaining) [2023-11-29 03:07:52,588 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (8 of 80 remaining) [2023-11-29 03:07:52,588 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (7 of 80 remaining) [2023-11-29 03:07:52,588 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (6 of 80 remaining) [2023-11-29 03:07:52,588 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (5 of 80 remaining) [2023-11-29 03:07:52,588 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (4 of 80 remaining) [2023-11-29 03:07:52,588 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err8ASSERT_VIOLATIONDATA_RACE (3 of 80 remaining) [2023-11-29 03:07:52,588 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err9ASSERT_VIOLATIONDATA_RACE (2 of 80 remaining) [2023-11-29 03:07:52,588 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err10ASSERT_VIOLATIONDATA_RACE (1 of 80 remaining) [2023-11-29 03:07:52,588 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err11ASSERT_VIOLATIONDATA_RACE (0 of 80 remaining) [2023-11-29 03:07:52,589 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2023-11-29 03:07:52,589 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:07:52,595 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-11-29 03:07:52,595 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-29 03:07:52,600 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 03:07:52 BasicIcfg [2023-11-29 03:07:52,601 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-29 03:07:52,601 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-29 03:07:52,601 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-29 03:07:52,601 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-29 03:07:52,602 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 03:07:41" (3/4) ... [2023-11-29 03:07:52,603 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-29 03:07:52,606 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2023-11-29 03:07:52,606 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2023-11-29 03:07:52,606 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread3 [2023-11-29 03:07:52,613 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2023-11-29 03:07:52,614 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-29 03:07:52,614 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-29 03:07:52,614 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-29 03:07:52,711 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4068a6e5-509a-4792-bdcb-d32d41f15e45/bin/uautomizer-verify-BQ2R08f2Ya/witness.graphml [2023-11-29 03:07:52,711 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4068a6e5-509a-4792-bdcb-d32d41f15e45/bin/uautomizer-verify-BQ2R08f2Ya/witness.yml [2023-11-29 03:07:52,712 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-29 03:07:52,712 INFO L158 Benchmark]: Toolchain (without parser) took 12059.90ms. Allocated memory was 163.6MB in the beginning and 429.9MB in the end (delta: 266.3MB). Free memory was 120.6MB in the beginning and 321.4MB in the end (delta: -200.9MB). Peak memory consumption was 67.4MB. Max. memory is 16.1GB. [2023-11-29 03:07:52,713 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 100.7MB. Free memory was 68.0MB in the beginning and 68.0MB in the end (delta: 28.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 03:07:52,713 INFO L158 Benchmark]: CACSL2BoogieTranslator took 287.21ms. Allocated memory is still 163.6MB. Free memory was 120.6MB in the beginning and 107.4MB in the end (delta: 13.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-29 03:07:52,714 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.09ms. Allocated memory is still 163.6MB. Free memory was 107.4MB in the beginning and 104.3MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-29 03:07:52,714 INFO L158 Benchmark]: Boogie Preprocessor took 49.36ms. Allocated memory is still 163.6MB. Free memory was 104.3MB in the beginning and 101.7MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-29 03:07:52,714 INFO L158 Benchmark]: RCFGBuilder took 930.85ms. Allocated memory is still 163.6MB. Free memory was 101.7MB in the beginning and 77.0MB in the end (delta: 24.8MB). Peak memory consumption was 27.1MB. Max. memory is 16.1GB. [2023-11-29 03:07:52,715 INFO L158 Benchmark]: TraceAbstraction took 10619.21ms. Allocated memory was 163.6MB in the beginning and 429.9MB in the end (delta: 266.3MB). Free memory was 77.0MB in the beginning and 327.7MB in the end (delta: -250.8MB). Peak memory consumption was 239.6MB. Max. memory is 16.1GB. [2023-11-29 03:07:52,715 INFO L158 Benchmark]: Witness Printer took 110.46ms. Allocated memory is still 429.9MB. Free memory was 327.7MB in the beginning and 321.4MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-29 03:07:52,717 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 100.7MB. Free memory was 68.0MB in the beginning and 68.0MB in the end (delta: 28.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 287.21ms. Allocated memory is still 163.6MB. Free memory was 120.6MB in the beginning and 107.4MB in the end (delta: 13.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.09ms. Allocated memory is still 163.6MB. Free memory was 107.4MB in the beginning and 104.3MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 49.36ms. Allocated memory is still 163.6MB. Free memory was 104.3MB in the beginning and 101.7MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 930.85ms. Allocated memory is still 163.6MB. Free memory was 101.7MB in the beginning and 77.0MB in the end (delta: 24.8MB). Peak memory consumption was 27.1MB. Max. memory is 16.1GB. * TraceAbstraction took 10619.21ms. Allocated memory was 163.6MB in the beginning and 429.9MB in the end (delta: 266.3MB). Free memory was 77.0MB in the beginning and 327.7MB in the end (delta: -250.8MB). Peak memory consumption was 239.6MB. Max. memory is 16.1GB. * Witness Printer took 110.46ms. Allocated memory is still 429.9MB. Free memory was 327.7MB in the beginning and 321.4MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 57]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 57]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 57]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 58]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 58]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 58]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 59]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 59]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 53]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 67]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 74]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 74]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 74]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 75]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 75]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 69]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 83]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 83]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 83]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 84]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 84]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 86]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 86]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 86]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 86]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 86]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 86]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 86]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 94]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 95]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 96]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 97]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 98]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 98]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 99]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 121]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 99]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 105]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 106]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 107]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 109]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 375 locations, 80 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 10.5s, OverallIterations: 20, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 6.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1013 SdHoareTripleChecker+Valid, 2.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 514 mSDsluCounter, 59 SdHoareTripleChecker+Invalid, 2.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 402 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2229 IncrementalHoareTripleChecker+Invalid, 2631 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 402 mSolverCounterUnsat, 59 mSDtfsCounter, 2229 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 67 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=538occurred in iteration=0, InterpolantAutomatonStates: 79, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 3.5s InterpolantComputationTime, 1921 NumberOfCodeBlocks, 1921 NumberOfCodeBlocksAsserted, 20 NumberOfCheckSat, 1901 ConstructedInterpolants, 0 QuantifiedInterpolants, 2761 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 20 InterpolantComputations, 20 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 45 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2023-11-29 03:07:52,737 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4068a6e5-509a-4792-bdcb-d32d41f15e45/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE