./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/goblint-regression/09-regions_24-evilcollapse_nr.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607a675-ccb0-4cbd-9ac2-473fe0917560/bin/uautomizer-DQz5hQGWxF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607a675-ccb0-4cbd-9ac2-473fe0917560/bin/uautomizer-DQz5hQGWxF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607a675-ccb0-4cbd-9ac2-473fe0917560/bin/uautomizer-DQz5hQGWxF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607a675-ccb0-4cbd-9ac2-473fe0917560/bin/uautomizer-DQz5hQGWxF/config/AutomizerReach.xml -i ../../sv-benchmarks/c/goblint-regression/09-regions_24-evilcollapse_nr.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607a675-ccb0-4cbd-9ac2-473fe0917560/bin/uautomizer-DQz5hQGWxF/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607a675-ccb0-4cbd-9ac2-473fe0917560/bin/uautomizer-DQz5hQGWxF --witnessprinter.witness.filename witness.graphml --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 085e9170c725dbfce47ad23ff96af1e2e4188372955794675158fde45968fe8a --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-20 05:36:42,534 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 05:36:42,536 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 05:36:42,586 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 05:36:42,587 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 05:36:42,588 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 05:36:42,590 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 05:36:42,592 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 05:36:42,595 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 05:36:42,596 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 05:36:42,597 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 05:36:42,599 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 05:36:42,599 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 05:36:42,601 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 05:36:42,603 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 05:36:42,604 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 05:36:42,606 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 05:36:42,607 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 05:36:42,610 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 05:36:42,613 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 05:36:42,615 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 05:36:42,617 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 05:36:42,618 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 05:36:42,619 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 05:36:42,623 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 05:36:42,624 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 05:36:42,625 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 05:36:42,626 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 05:36:42,626 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 05:36:42,628 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 05:36:42,628 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 05:36:42,629 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 05:36:42,636 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 05:36:42,637 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 05:36:42,639 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 05:36:42,639 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 05:36:42,640 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 05:36:42,640 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 05:36:42,641 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 05:36:42,642 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 05:36:42,643 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 05:36:42,644 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607a675-ccb0-4cbd-9ac2-473fe0917560/bin/uautomizer-DQz5hQGWxF/config/svcomp-DataRace-32bit-Automizer_Default.epf [2021-11-20 05:36:42,682 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 05:36:42,695 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 05:36:42,697 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 05:36:42,698 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 05:36:42,701 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-20 05:36:42,703 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-20 05:36:42,704 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-20 05:36:42,704 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-20 05:36:42,704 INFO L138 SettingsManager]: * Use SBE=true [2021-11-20 05:36:42,704 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 05:36:42,706 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-20 05:36:42,706 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-20 05:36:42,706 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-20 05:36:42,706 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-20 05:36:42,707 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 05:36:42,707 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-20 05:36:42,707 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-20 05:36:42,707 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-20 05:36:42,708 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2021-11-20 05:36:42,708 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-20 05:36:42,708 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-20 05:36:42,708 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 05:36:42,708 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-20 05:36:42,709 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 05:36:42,709 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-20 05:36:42,710 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-20 05:36:42,710 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 05:36:42,710 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 05:36:42,710 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-20 05:36:42,712 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-20 05:36:42,713 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-20 05:36:42,714 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-20 05:36:42,714 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-20 05:36:42,714 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-20 05:36:42,714 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-20 05:36:42,715 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 05:36:42,715 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_e607a675-ccb0-4cbd-9ac2-473fe0917560/bin/uautomizer-DQz5hQGWxF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607a675-ccb0-4cbd-9ac2-473fe0917560/bin/uautomizer-DQz5hQGWxF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 085e9170c725dbfce47ad23ff96af1e2e4188372955794675158fde45968fe8a [2021-11-20 05:36:42,946 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 05:36:42,966 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 05:36:42,968 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 05:36:42,970 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 05:36:42,971 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 05:36:42,972 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607a675-ccb0-4cbd-9ac2-473fe0917560/bin/uautomizer-DQz5hQGWxF/../../sv-benchmarks/c/goblint-regression/09-regions_24-evilcollapse_nr.i [2021-11-20 05:36:43,060 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607a675-ccb0-4cbd-9ac2-473fe0917560/bin/uautomizer-DQz5hQGWxF/data/f23cad1da/c752c1d10b504381a9b06c94572e3fec/FLAGadece3e2a [2021-11-20 05:36:43,643 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 05:36:43,643 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607a675-ccb0-4cbd-9ac2-473fe0917560/sv-benchmarks/c/goblint-regression/09-regions_24-evilcollapse_nr.i [2021-11-20 05:36:43,674 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607a675-ccb0-4cbd-9ac2-473fe0917560/bin/uautomizer-DQz5hQGWxF/data/f23cad1da/c752c1d10b504381a9b06c94572e3fec/FLAGadece3e2a [2021-11-20 05:36:43,892 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607a675-ccb0-4cbd-9ac2-473fe0917560/bin/uautomizer-DQz5hQGWxF/data/f23cad1da/c752c1d10b504381a9b06c94572e3fec [2021-11-20 05:36:43,896 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 05:36:43,899 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 05:36:43,915 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 05:36:43,915 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 05:36:43,918 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 05:36:43,919 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:36:43" (1/1) ... [2021-11-20 05:36:43,920 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2295f5f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:36:43, skipping insertion in model container [2021-11-20 05:36:43,920 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:36:43" (1/1) ... [2021-11-20 05:36:43,927 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 05:36:44,010 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 05:36:44,453 WARN L1533 CHandler]: Possible shadowing of function new [2021-11-20 05:36:44,454 WARN L1533 CHandler]: Possible shadowing of function new [2021-11-20 05:36:44,455 WARN L1533 CHandler]: Possible shadowing of function new [2021-11-20 05:36:44,457 WARN L1533 CHandler]: Possible shadowing of function new [2021-11-20 05:36:44,490 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 05:36:44,515 INFO L203 MainTranslator]: Completed pre-run [2021-11-20 05:36:44,557 WARN L1533 CHandler]: Possible shadowing of function new [2021-11-20 05:36:44,558 WARN L1533 CHandler]: Possible shadowing of function new [2021-11-20 05:36:44,559 WARN L1533 CHandler]: Possible shadowing of function new [2021-11-20 05:36:44,560 WARN L1533 CHandler]: Possible shadowing of function new [2021-11-20 05:36:44,577 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 05:36:44,651 INFO L208 MainTranslator]: Completed translation [2021-11-20 05:36:44,651 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:36:44 WrapperNode [2021-11-20 05:36:44,651 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 05:36:44,652 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-20 05:36:44,652 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-20 05:36:44,653 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-20 05:36:44,662 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:36:44" (1/1) ... [2021-11-20 05:36:44,690 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:36:44" (1/1) ... [2021-11-20 05:36:44,773 INFO L137 Inliner]: procedures = 273, calls = 38, calls flagged for inlining = 11, calls inlined = 11, statements flattened = 256 [2021-11-20 05:36:44,775 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-20 05:36:44,775 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-20 05:36:44,776 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-20 05:36:44,777 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-20 05:36:44,791 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:36:44" (1/1) ... [2021-11-20 05:36:44,792 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:36:44" (1/1) ... [2021-11-20 05:36:44,799 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:36:44" (1/1) ... [2021-11-20 05:36:44,800 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:36:44" (1/1) ... [2021-11-20 05:36:44,838 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:36:44" (1/1) ... [2021-11-20 05:36:44,846 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:36:44" (1/1) ... [2021-11-20 05:36:44,850 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:36:44" (1/1) ... [2021-11-20 05:36:44,868 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-20 05:36:44,869 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-20 05:36:44,869 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-20 05:36:44,869 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-20 05:36:44,875 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:36:44" (1/1) ... [2021-11-20 05:36:44,885 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 05:36:44,897 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607a675-ccb0-4cbd-9ac2-473fe0917560/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:36:44,924 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607a675-ccb0-4cbd-9ac2-473fe0917560/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-20 05:36:44,952 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607a675-ccb0-4cbd-9ac2-473fe0917560/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-20 05:36:44,971 INFO L130 BoogieDeclarations]: Found specification of procedure f [2021-11-20 05:36:44,971 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2021-11-20 05:36:44,972 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-20 05:36:44,972 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-20 05:36:44,972 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-20 05:36:44,972 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-20 05:36:44,972 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-20 05:36:44,973 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-11-20 05:36:44,973 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-20 05:36:44,973 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-20 05:36:44,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-20 05:36:44,973 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-20 05:36:44,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-20 05:36:44,975 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-20 05:36:45,139 INFO L236 CfgBuilder]: Building ICFG [2021-11-20 05:36:45,141 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-20 05:36:45,876 INFO L277 CfgBuilder]: Performing block encoding [2021-11-20 05:36:45,891 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-20 05:36:45,892 INFO L301 CfgBuilder]: Removed 4 assume(true) statements. [2021-11-20 05:36:45,894 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:36:45 BoogieIcfgContainer [2021-11-20 05:36:45,895 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-20 05:36:45,896 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-20 05:36:45,896 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-20 05:36:45,900 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-20 05:36:45,901 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 05:36:43" (1/3) ... [2021-11-20 05:36:45,902 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@387508b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 05:36:45, skipping insertion in model container [2021-11-20 05:36:45,902 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:36:44" (2/3) ... [2021-11-20 05:36:45,903 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@387508b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 05:36:45, skipping insertion in model container [2021-11-20 05:36:45,903 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:36:45" (3/3) ... [2021-11-20 05:36:45,905 INFO L111 eAbstractionObserver]: Analyzing ICFG 09-regions_24-evilcollapse_nr.i [2021-11-20 05:36:45,911 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-20 05:36:45,912 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-20 05:36:45,912 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 16 error locations. [2021-11-20 05:36:45,912 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-20 05:36:45,989 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:45,990 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:45,990 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:45,991 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:45,991 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:45,991 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:45,991 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:45,991 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:45,992 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:45,992 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:45,992 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:45,993 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:45,993 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#t~nondet15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:45,994 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#t~nondet15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:45,994 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#t~nondet15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:45,994 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:45,994 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#t~nondet15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:45,994 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:45,995 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#t~nondet15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:45,996 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#t~nondet15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:45,996 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:45,996 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:45,997 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:45,997 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:45,997 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:45,997 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:45,997 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:45,998 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:45,998 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:45,998 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:45,998 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:45,998 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:45,999 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:45,999 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:45,999 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~p~3#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:45,999 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~p~3#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:45,999 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~p~3#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,000 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~p~3#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,000 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~q~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,000 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~q~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,001 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~q~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,001 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~q~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,001 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,001 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,001 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,002 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,002 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,002 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,002 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,002 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,003 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,003 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#t~nondet16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,003 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,003 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#t~nondet16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,003 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#t~nondet16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,004 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#t~nondet16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,006 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,006 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#t~mem17#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,006 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#t~mem17#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,006 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,007 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#t~mem17#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,007 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#t~mem17#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,007 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,008 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,008 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,008 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,008 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,009 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,009 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,009 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,009 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,010 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,010 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,011 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,014 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#t~mem17#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,014 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#t~mem17#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,014 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~p~3#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,015 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~p~3#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,015 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#t~mem17#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,016 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#t~mem17#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,016 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~p~3#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,016 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~p~3#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,017 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#t~mem17#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,022 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#t~mem17#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,022 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#t~mem17#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,022 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#t~mem17#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,023 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~p~3#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,023 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~p~3#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,023 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,023 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,024 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~p~3#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,024 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~p~3#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,025 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,025 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,025 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,025 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,025 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,026 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,026 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,026 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,026 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,026 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,026 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,027 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,027 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,027 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,027 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,027 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,028 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,028 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,028 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#t~mem18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,028 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,028 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,029 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#t~mem18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,029 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,029 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#t~post22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,029 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,029 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#t~post22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,030 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,030 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,030 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,030 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,030 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#t~post22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,030 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,031 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#t~post22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,031 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,031 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,031 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,031 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,032 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,032 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#t~post22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,032 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#t~post22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,032 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,032 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,032 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,033 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,033 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,033 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,033 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,033 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,034 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,034 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,034 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,034 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,034 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,035 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,035 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,036 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,037 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#t~mem18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,037 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#t~post19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,037 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#t~mem18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,037 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#t~post19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,037 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#t~post19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,038 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,038 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,038 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#t~post19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,038 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,038 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,039 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#t~nondet20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,039 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#t~nondet20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,039 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#t~nondet20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,039 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,039 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,040 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#t~nondet20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,040 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,040 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,040 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#t~nondet20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,040 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,040 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,041 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#t~nondet20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,041 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,041 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,041 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#t~nondet20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,041 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,041 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,042 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#t~nondet20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,042 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,042 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,042 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#t~nondet20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,050 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,050 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,050 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#t~nondet20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,051 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,051 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,051 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#t~nondet20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,051 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,051 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,052 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#t~nondet20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,052 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,052 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,052 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#t~nondet20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,052 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,053 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,053 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#t~nondet20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,053 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,053 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,053 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#t~mem18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,053 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#t~mem18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,054 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#t~post19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,054 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#t~post19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,055 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#t~nondet20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,059 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#t~nondet20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,059 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,059 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,059 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#t~mem21#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,059 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#t~mem21#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,060 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,060 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,060 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#t~mem21#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,060 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#t~mem21#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,062 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,062 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,062 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,062 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,062 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,063 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,063 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,063 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,063 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,063 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,063 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,064 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,064 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,064 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,064 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,064 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,065 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,065 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,065 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,065 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,066 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,066 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,066 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,066 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,067 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#t~mem21#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,067 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#t~mem21#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,067 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~q~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,067 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~q~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,067 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#t~mem21#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,068 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#t~mem21#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,068 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~q~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,068 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~q~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,068 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#t~mem21#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,068 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#t~mem21#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,068 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#t~mem21#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,069 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#t~mem21#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,069 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~q~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,069 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~q~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,069 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,069 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,070 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~q~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,070 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~q~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,070 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,070 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,072 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,072 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,073 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,073 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,073 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,073 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,074 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,074 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,074 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,074 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,074 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,074 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,075 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_#t~nondet15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,075 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_#t~nondet15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,075 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_#t~nondet15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,075 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,075 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_#t~nondet15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,075 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,076 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_#t~nondet15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,076 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_#t~nondet15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,076 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,076 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,076 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,076 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,077 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,077 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,077 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,077 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,077 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,077 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,078 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,078 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,078 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,078 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,079 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~p~3#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,079 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~p~3#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,079 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~p~3#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,080 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~p~3#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,080 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~q~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,080 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~q~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,080 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~q~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,080 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~q~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,081 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,081 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,081 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,081 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,082 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,082 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,082 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,082 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,082 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,082 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_#t~nondet16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,083 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,083 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_#t~nondet16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,083 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_#t~nondet16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,083 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_#t~nondet16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,083 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,083 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_#t~mem17#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,084 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_#t~mem17#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,084 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,084 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_#t~mem17#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,084 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_#t~mem17#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,084 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,085 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,085 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,085 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,085 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,085 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,086 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,086 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,086 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,086 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,087 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,087 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,087 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_#t~mem17#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,087 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_#t~mem17#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,087 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~p~3#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,088 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~p~3#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,088 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_#t~mem17#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,088 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_#t~mem17#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,088 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~p~3#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,088 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~p~3#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,088 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_#t~mem17#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,089 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_#t~mem17#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,089 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_#t~mem17#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,089 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_#t~mem17#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,089 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~p~3#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,089 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~p~3#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,089 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,089 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,090 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~p~3#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,090 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~p~3#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,090 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,090 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,090 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,091 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,091 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,091 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,091 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,091 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,091 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,092 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,092 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,092 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,092 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,092 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,092 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,093 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,093 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,093 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,093 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_#t~mem18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,093 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,094 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,094 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_#t~mem18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,094 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,094 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_#t~post22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,094 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,094 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_#t~post22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,095 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,095 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,095 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,095 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,095 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_#t~post22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,095 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,096 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_#t~post22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,096 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,096 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,096 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,097 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,098 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,098 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_#t~post22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,098 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_#t~post22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,098 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,098 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,099 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,099 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,099 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,099 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,099 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,100 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,100 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,100 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,105 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,105 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,106 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,106 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,106 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,106 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,106 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_#t~mem18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,107 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_#t~post19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,107 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_#t~mem18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,107 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_#t~post19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,107 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_#t~post19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,107 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,107 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,108 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_#t~post19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,108 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,108 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,108 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_#t~nondet20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,108 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_#t~nondet20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,108 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_#t~nondet20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,109 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,109 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,109 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_#t~nondet20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,109 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,109 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,109 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_#t~nondet20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,110 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,110 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,110 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_#t~nondet20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,110 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,110 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,110 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_#t~nondet20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,111 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,111 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,111 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_#t~nondet20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,111 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,111 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,111 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_#t~nondet20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,112 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,112 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,112 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_#t~nondet20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,112 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,112 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,112 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_#t~nondet20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,113 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,113 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,113 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_#t~nondet20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,113 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,113 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,114 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_#t~nondet20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,114 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,114 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,114 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_#t~nondet20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,114 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,114 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,115 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_#t~mem18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,115 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_#t~mem18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,115 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_#t~post19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,115 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_#t~post19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,115 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_#t~nondet20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,116 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_#t~nondet20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,116 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,116 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,116 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_#t~mem21#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,116 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_#t~mem21#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,116 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,117 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,117 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_#t~mem21#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,117 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_#t~mem21#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,117 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,117 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,118 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,118 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,118 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,118 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,118 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,119 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,119 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,119 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,119 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,119 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,120 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,120 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,120 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,120 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,120 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,121 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,121 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,121 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,121 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,121 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,122 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,122 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,122 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_#t~mem21#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,122 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_#t~mem21#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,122 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~q~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,123 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~q~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,123 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_#t~mem21#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,123 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_#t~mem21#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,123 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~q~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,123 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~q~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,124 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_#t~mem21#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,124 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_#t~mem21#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,124 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_#t~mem21#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,124 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_#t~mem21#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,124 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~q~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,124 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~q~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,125 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,125 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,125 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~q~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,125 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~q~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,125 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,125 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,129 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#t~nondet15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,129 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,129 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,129 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,130 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~p~3#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,130 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~q~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,130 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,130 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#t~mem17#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,130 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,131 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#t~post22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,131 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,131 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,131 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,131 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~q~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,131 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#t~nondet16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,132 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_~p~3#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,132 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#t~post19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,132 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#t~nondet20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,132 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#t~mem21#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,132 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#t~mem21#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,132 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#t~mem17#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,133 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_#t~mem18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,133 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,138 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_#t~nondet15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,139 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,139 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,139 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,139 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,139 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~p~3#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,140 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~q~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,140 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,140 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,140 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_#t~post22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,140 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_#t~mem17#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,140 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,141 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~q~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,141 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_#t~nondet20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,141 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,141 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_~p~3#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,141 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_#t~nondet16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,163 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_#t~post19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,164 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_#t~mem18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,164 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_#t~mem21#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,164 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_#t~mem21#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,164 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_#t~mem17#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,164 WARN L322 ript$VariableManager]: TermVariabe |fThread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 05:36:46,174 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-11-20 05:36:46,257 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-20 05:36:46,271 INFO L339 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=LoopsAndPotentialCycles, 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, mLoopAccelerationTechnique=FAST_UPR [2021-11-20 05:36:46,272 INFO L340 AbstractCegarLoop]: Starting to check reachability of 26 error locations. [2021-11-20 05:36:46,293 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 363 places, 373 transitions, 756 flow [2021-11-20 05:36:46,417 INFO L129 PetriNetUnfolder]: 17/371 cut-off events. [2021-11-20 05:36:46,417 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-11-20 05:36:46,434 INFO L84 FinitePrefix]: Finished finitePrefix Result has 378 conditions, 371 events. 17/371 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 790 event pairs, 0 based on Foata normal form. 0/334 useless extension candidates. Maximal degree in co-relation 294. Up to 2 conditions per place. [2021-11-20 05:36:46,434 INFO L82 GeneralOperation]: Start removeDead. Operand has 363 places, 373 transitions, 756 flow [2021-11-20 05:36:46,447 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 361 places, 371 transitions, 748 flow [2021-11-20 05:36:46,467 INFO L129 PetriNetUnfolder]: 1/53 cut-off events. [2021-11-20 05:36:46,467 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-11-20 05:36:46,467 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-20 05:36:46,468 INFO L254 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] [2021-11-20 05:36:46,469 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [fErr0ASSERT_VIOLATIONDATA_RACE, fErr1ASSERT_VIOLATIONDATA_RACE, fErr2ASSERT_VIOLATIONDATA_RACE, fErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2021-11-20 05:36:46,474 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:36:46,475 INFO L85 PathProgramCache]: Analyzing trace with hash 820184857, now seen corresponding path program 1 times [2021-11-20 05:36:46,483 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 05:36:46,484 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [36153036] [2021-11-20 05:36:46,484 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:36:46,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 05:36:46,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:36:46,912 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 05:36:46,912 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 05:36:46,913 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [36153036] [2021-11-20 05:36:46,913 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [36153036] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 05:36:46,914 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 05:36:46,914 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-20 05:36:46,916 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [758421829] [2021-11-20 05:36:46,916 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 05:36:46,925 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-20 05:36:46,925 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 05:36:46,961 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-20 05:36:46,963 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-11-20 05:36:46,972 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 229 out of 373 [2021-11-20 05:36:46,981 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 361 places, 371 transitions, 748 flow. Second operand has 6 states, 6 states have (on average 230.5) internal successors, (1383), 6 states have internal predecessors, (1383), 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) [2021-11-20 05:36:46,982 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-20 05:36:46,982 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 229 of 373 [2021-11-20 05:36:46,983 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-20 05:36:48,094 INFO L129 PetriNetUnfolder]: 745/2684 cut-off events. [2021-11-20 05:36:48,094 INFO L130 PetriNetUnfolder]: For 26/26 co-relation queries the response was YES. [2021-11-20 05:36:48,107 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4200 conditions, 2684 events. 745/2684 cut-off events. For 26/26 co-relation queries the response was YES. Maximal size of possible extension queue 54. Compared 17384 event pairs, 600 based on Foata normal form. 249/2557 useless extension candidates. Maximal degree in co-relation 3898. Up to 1451 conditions per place. [2021-11-20 05:36:48,129 INFO L132 encePairwiseOnDemand]: 351/373 looper letters, 122 selfloop transitions, 10 changer transitions 2/359 dead transitions. [2021-11-20 05:36:48,130 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 364 places, 359 transitions, 988 flow [2021-11-20 05:36:48,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-20 05:36:48,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-11-20 05:36:48,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1518 transitions. [2021-11-20 05:36:48,157 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.67828418230563 [2021-11-20 05:36:48,158 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1518 transitions. [2021-11-20 05:36:48,158 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1518 transitions. [2021-11-20 05:36:48,163 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-20 05:36:48,166 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1518 transitions. [2021-11-20 05:36:48,174 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 253.0) internal successors, (1518), 6 states have internal predecessors, (1518), 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) [2021-11-20 05:36:48,187 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 373.0) internal successors, (2611), 7 states have internal predecessors, (2611), 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) [2021-11-20 05:36:48,189 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 373.0) internal successors, (2611), 7 states have internal predecessors, (2611), 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) [2021-11-20 05:36:48,191 INFO L186 Difference]: Start difference. First operand has 361 places, 371 transitions, 748 flow. Second operand 6 states and 1518 transitions. [2021-11-20 05:36:48,192 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 364 places, 359 transitions, 988 flow [2021-11-20 05:36:48,200 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 362 places, 359 transitions, 986 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-11-20 05:36:48,212 INFO L242 Difference]: Finished difference. Result has 362 places, 357 transitions, 738 flow [2021-11-20 05:36:48,215 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=373, PETRI_DIFFERENCE_MINUEND_FLOW=722, PETRI_DIFFERENCE_MINUEND_PLACES=357, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=359, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=349, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=738, PETRI_PLACES=362, PETRI_TRANSITIONS=357} [2021-11-20 05:36:48,219 INFO L334 CegarLoopForPetriNet]: 361 programPoint places, 1 predicate places. [2021-11-20 05:36:48,220 INFO L470 AbstractCegarLoop]: Abstraction has has 362 places, 357 transitions, 738 flow [2021-11-20 05:36:48,221 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 230.5) internal successors, (1383), 6 states have internal predecessors, (1383), 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) [2021-11-20 05:36:48,221 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-20 05:36:48,221 INFO L254 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] [2021-11-20 05:36:48,222 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-20 05:36:48,223 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [fErr0ASSERT_VIOLATIONDATA_RACE, fErr1ASSERT_VIOLATIONDATA_RACE, fErr2ASSERT_VIOLATIONDATA_RACE, fErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2021-11-20 05:36:48,225 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:36:48,225 INFO L85 PathProgramCache]: Analyzing trace with hash -1529770307, now seen corresponding path program 1 times [2021-11-20 05:36:48,225 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 05:36:48,225 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1445170747] [2021-11-20 05:36:48,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:36:48,226 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 05:36:48,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:36:48,402 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 05:36:48,402 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 05:36:48,402 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1445170747] [2021-11-20 05:36:48,403 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1445170747] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 05:36:48,403 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 05:36:48,403 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-20 05:36:48,403 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1898919487] [2021-11-20 05:36:48,403 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 05:36:48,404 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-20 05:36:48,405 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 05:36:48,405 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-20 05:36:48,405 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-11-20 05:36:48,409 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 229 out of 373 [2021-11-20 05:36:48,411 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 362 places, 357 transitions, 738 flow. Second operand has 6 states, 6 states have (on average 231.5) internal successors, (1389), 6 states have internal predecessors, (1389), 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) [2021-11-20 05:36:48,411 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-20 05:36:48,411 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 229 of 373 [2021-11-20 05:36:48,411 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-20 05:36:49,368 INFO L129 PetriNetUnfolder]: 745/2680 cut-off events. [2021-11-20 05:36:49,368 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2021-11-20 05:36:49,380 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4203 conditions, 2680 events. 745/2680 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 54. Compared 17375 event pairs, 600 based on Foata normal form. 0/2308 useless extension candidates. Maximal degree in co-relation 4007. Up to 1449 conditions per place. [2021-11-20 05:36:49,402 INFO L132 encePairwiseOnDemand]: 361/373 looper letters, 120 selfloop transitions, 10 changer transitions 0/355 dead transitions. [2021-11-20 05:36:49,402 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 363 places, 355 transitions, 994 flow [2021-11-20 05:36:49,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-20 05:36:49,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-11-20 05:36:49,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1506 transitions. [2021-11-20 05:36:49,409 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.6729222520107239 [2021-11-20 05:36:49,409 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1506 transitions. [2021-11-20 05:36:49,409 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1506 transitions. [2021-11-20 05:36:49,411 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-20 05:36:49,411 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1506 transitions. [2021-11-20 05:36:49,416 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 251.0) internal successors, (1506), 6 states have internal predecessors, (1506), 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) [2021-11-20 05:36:49,423 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 373.0) internal successors, (2611), 7 states have internal predecessors, (2611), 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) [2021-11-20 05:36:49,425 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 373.0) internal successors, (2611), 7 states have internal predecessors, (2611), 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) [2021-11-20 05:36:49,425 INFO L186 Difference]: Start difference. First operand has 362 places, 357 transitions, 738 flow. Second operand 6 states and 1506 transitions. [2021-11-20 05:36:49,426 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 363 places, 355 transitions, 994 flow [2021-11-20 05:36:49,431 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 358 places, 355 transitions, 974 flow, removed 0 selfloop flow, removed 5 redundant places. [2021-11-20 05:36:49,441 INFO L242 Difference]: Finished difference. Result has 358 places, 355 transitions, 734 flow [2021-11-20 05:36:49,442 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=373, PETRI_DIFFERENCE_MINUEND_FLOW=714, PETRI_DIFFERENCE_MINUEND_PLACES=353, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=355, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=345, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=734, PETRI_PLACES=358, PETRI_TRANSITIONS=355} [2021-11-20 05:36:49,443 INFO L334 CegarLoopForPetriNet]: 361 programPoint places, -3 predicate places. [2021-11-20 05:36:49,443 INFO L470 AbstractCegarLoop]: Abstraction has has 358 places, 355 transitions, 734 flow [2021-11-20 05:36:49,445 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 231.5) internal successors, (1389), 6 states have internal predecessors, (1389), 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) [2021-11-20 05:36:49,445 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-20 05:36:49,445 INFO L254 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] [2021-11-20 05:36:49,445 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-20 05:36:49,446 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [fErr0ASSERT_VIOLATIONDATA_RACE, fErr1ASSERT_VIOLATIONDATA_RACE, fErr2ASSERT_VIOLATIONDATA_RACE, fErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2021-11-20 05:36:49,446 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:36:49,446 INFO L85 PathProgramCache]: Analyzing trace with hash 1576819396, now seen corresponding path program 1 times [2021-11-20 05:36:49,447 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 05:36:49,447 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [79393045] [2021-11-20 05:36:49,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:36:49,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 05:36:49,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:36:49,538 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 05:36:49,539 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 05:36:49,539 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [79393045] [2021-11-20 05:36:49,540 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [79393045] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 05:36:49,540 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 05:36:49,540 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-20 05:36:49,540 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1758070919] [2021-11-20 05:36:49,541 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 05:36:49,542 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-20 05:36:49,542 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 05:36:49,543 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-20 05:36:49,543 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-20 05:36:49,545 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 351 out of 373 [2021-11-20 05:36:49,548 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 358 places, 355 transitions, 734 flow. Second operand has 3 states, 3 states have (on average 352.0) internal successors, (1056), 3 states have internal predecessors, (1056), 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) [2021-11-20 05:36:49,548 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-20 05:36:49,548 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 351 of 373 [2021-11-20 05:36:49,548 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-20 05:36:49,655 INFO L129 PetriNetUnfolder]: 8/479 cut-off events. [2021-11-20 05:36:49,655 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-11-20 05:36:49,657 INFO L84 FinitePrefix]: Finished finitePrefix Result has 525 conditions, 479 events. 8/479 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 1325 event pairs, 0 based on Foata normal form. 0/447 useless extension candidates. Maximal degree in co-relation 278. Up to 13 conditions per place. [2021-11-20 05:36:49,660 INFO L132 encePairwiseOnDemand]: 370/373 looper letters, 17 selfloop transitions, 2 changer transitions 0/362 dead transitions. [2021-11-20 05:36:49,660 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 360 places, 362 transitions, 786 flow [2021-11-20 05:36:49,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 05:36:49,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-11-20 05:36:49,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1073 transitions. [2021-11-20 05:36:49,699 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9588918677390528 [2021-11-20 05:36:49,699 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1073 transitions. [2021-11-20 05:36:49,699 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1073 transitions. [2021-11-20 05:36:49,700 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-20 05:36:49,700 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1073 transitions. [2021-11-20 05:36:49,702 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 357.6666666666667) internal successors, (1073), 3 states have internal predecessors, (1073), 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) [2021-11-20 05:36:49,705 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 373.0) internal successors, (1492), 4 states have internal predecessors, (1492), 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) [2021-11-20 05:36:49,707 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 373.0) internal successors, (1492), 4 states have internal predecessors, (1492), 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) [2021-11-20 05:36:49,707 INFO L186 Difference]: Start difference. First operand has 358 places, 355 transitions, 734 flow. Second operand 3 states and 1073 transitions. [2021-11-20 05:36:49,707 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 360 places, 362 transitions, 786 flow [2021-11-20 05:36:49,711 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 355 places, 362 transitions, 766 flow, removed 0 selfloop flow, removed 5 redundant places. [2021-11-20 05:36:49,717 INFO L242 Difference]: Finished difference. Result has 356 places, 356 transitions, 726 flow [2021-11-20 05:36:49,717 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=373, PETRI_DIFFERENCE_MINUEND_FLOW=714, PETRI_DIFFERENCE_MINUEND_PLACES=353, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=355, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=353, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=726, PETRI_PLACES=356, PETRI_TRANSITIONS=356} [2021-11-20 05:36:49,718 INFO L334 CegarLoopForPetriNet]: 361 programPoint places, -5 predicate places. [2021-11-20 05:36:49,719 INFO L470 AbstractCegarLoop]: Abstraction has has 356 places, 356 transitions, 726 flow [2021-11-20 05:36:49,720 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 352.0) internal successors, (1056), 3 states have internal predecessors, (1056), 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) [2021-11-20 05:36:49,720 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-20 05:36:49,720 INFO L254 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] [2021-11-20 05:36:49,720 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-20 05:36:49,720 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [fErr0ASSERT_VIOLATIONDATA_RACE, fErr1ASSERT_VIOLATIONDATA_RACE, fErr2ASSERT_VIOLATIONDATA_RACE, fErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2021-11-20 05:36:49,721 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:36:49,721 INFO L85 PathProgramCache]: Analyzing trace with hash 1755133368, now seen corresponding path program 1 times [2021-11-20 05:36:49,721 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 05:36:49,721 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [446968558] [2021-11-20 05:36:49,722 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:36:49,722 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 05:36:49,740 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-20 05:36:49,741 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [39353989] [2021-11-20 05:36:49,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:36:49,741 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 05:36:49,741 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607a675-ccb0-4cbd-9ac2-473fe0917560/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:36:49,744 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607a675-ccb0-4cbd-9ac2-473fe0917560/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 05:36:49,749 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607a675-ccb0-4cbd-9ac2-473fe0917560/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-20 05:36:49,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:36:49,843 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-20 05:36:49,848 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 05:36:50,004 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-20 05:36:50,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 05:36:50,030 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2021-11-20 05:36:50,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 05:36:50,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 05:36:50,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 05:36:50,065 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-20 05:36:50,066 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 32 [2021-11-20 05:36:50,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 05:36:50,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 05:36:50,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 05:36:50,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 05:36:50,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 05:36:50,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 05:36:50,107 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-20 05:36:50,107 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 39 treesize of output 44 [2021-11-20 05:36:50,135 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 05:36:50,135 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-20 05:36:50,135 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 05:36:50,135 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [446968558] [2021-11-20 05:36:50,136 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-20 05:36:50,136 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [39353989] [2021-11-20 05:36:50,136 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [39353989] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 05:36:50,136 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 05:36:50,136 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-20 05:36:50,137 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [689987374] [2021-11-20 05:36:50,137 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 05:36:50,137 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-20 05:36:50,137 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 05:36:50,138 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-20 05:36:50,138 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2021-11-20 05:36:50,142 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 232 out of 373 [2021-11-20 05:36:50,145 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 356 places, 356 transitions, 726 flow. Second operand has 8 states, 8 states have (on average 234.625) internal successors, (1877), 8 states have internal predecessors, (1877), 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) [2021-11-20 05:36:50,145 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-20 05:36:50,145 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 232 of 373 [2021-11-20 05:36:50,145 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-20 05:36:51,764 INFO L129 PetriNetUnfolder]: 1491/5379 cut-off events. [2021-11-20 05:36:51,764 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-11-20 05:36:51,785 INFO L84 FinitePrefix]: Finished finitePrefix Result has 8416 conditions, 5379 events. 1491/5379 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 57. Compared 36347 event pairs, 1200 based on Foata normal form. 0/4641 useless extension candidates. Maximal degree in co-relation 4178. Up to 1492 conditions per place. [2021-11-20 05:36:51,822 INFO L132 encePairwiseOnDemand]: 363/373 looper letters, 190 selfloop transitions, 9 changer transitions 0/428 dead transitions. [2021-11-20 05:36:51,822 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 363 places, 428 transitions, 1272 flow [2021-11-20 05:36:51,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-20 05:36:51,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-11-20 05:36:51,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 2288 transitions. [2021-11-20 05:36:51,830 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.6815609174858505 [2021-11-20 05:36:51,830 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 2288 transitions. [2021-11-20 05:36:51,830 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 2288 transitions. [2021-11-20 05:36:51,832 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-20 05:36:51,832 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 2288 transitions. [2021-11-20 05:36:51,839 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 254.22222222222223) internal successors, (2288), 9 states have internal predecessors, (2288), 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) [2021-11-20 05:36:51,848 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 373.0) internal successors, (3730), 10 states have internal predecessors, (3730), 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) [2021-11-20 05:36:51,850 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 373.0) internal successors, (3730), 10 states have internal predecessors, (3730), 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) [2021-11-20 05:36:51,850 INFO L186 Difference]: Start difference. First operand has 356 places, 356 transitions, 726 flow. Second operand 9 states and 2288 transitions. [2021-11-20 05:36:51,850 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 363 places, 428 transitions, 1272 flow [2021-11-20 05:36:51,854 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 362 places, 428 transitions, 1270 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-11-20 05:36:51,861 INFO L242 Difference]: Finished difference. Result has 363 places, 356 transitions, 748 flow [2021-11-20 05:36:51,862 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=373, PETRI_DIFFERENCE_MINUEND_FLOW=722, PETRI_DIFFERENCE_MINUEND_PLACES=354, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=355, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=8, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=346, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=748, PETRI_PLACES=363, PETRI_TRANSITIONS=356} [2021-11-20 05:36:51,863 INFO L334 CegarLoopForPetriNet]: 361 programPoint places, 2 predicate places. [2021-11-20 05:36:51,863 INFO L470 AbstractCegarLoop]: Abstraction has has 363 places, 356 transitions, 748 flow [2021-11-20 05:36:51,864 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 234.625) internal successors, (1877), 8 states have internal predecessors, (1877), 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) [2021-11-20 05:36:51,864 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-20 05:36:51,864 INFO L254 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] [2021-11-20 05:36:51,899 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607a675-ccb0-4cbd-9ac2-473fe0917560/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-20 05:36:52,078 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607a675-ccb0-4cbd-9ac2-473fe0917560/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 05:36:52,079 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [fErr0ASSERT_VIOLATIONDATA_RACE, fErr1ASSERT_VIOLATIONDATA_RACE, fErr2ASSERT_VIOLATIONDATA_RACE, fErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2021-11-20 05:36:52,079 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:36:52,079 INFO L85 PathProgramCache]: Analyzing trace with hash 842792516, now seen corresponding path program 1 times [2021-11-20 05:36:52,079 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 05:36:52,079 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1082064478] [2021-11-20 05:36:52,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:36:52,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 05:36:52,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:36:52,161 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 05:36:52,161 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 05:36:52,162 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1082064478] [2021-11-20 05:36:52,162 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1082064478] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 05:36:52,163 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 05:36:52,163 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-20 05:36:52,163 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2091171626] [2021-11-20 05:36:52,164 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 05:36:52,165 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-20 05:36:52,166 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 05:36:52,167 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-20 05:36:52,167 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-20 05:36:52,169 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 354 out of 373 [2021-11-20 05:36:52,171 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 363 places, 356 transitions, 748 flow. Second operand has 3 states, 3 states have (on average 355.0) internal successors, (1065), 3 states have internal predecessors, (1065), 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) [2021-11-20 05:36:52,171 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-20 05:36:52,171 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 354 of 373 [2021-11-20 05:36:52,171 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-20 05:36:52,279 INFO L129 PetriNetUnfolder]: 8/667 cut-off events. [2021-11-20 05:36:52,279 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2021-11-20 05:36:52,282 INFO L84 FinitePrefix]: Finished finitePrefix Result has 746 conditions, 667 events. 8/667 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 1314 event pairs, 0 based on Foata normal form. 0/628 useless extension candidates. Maximal degree in co-relation 342. Up to 16 conditions per place. [2021-11-20 05:36:52,284 INFO L132 encePairwiseOnDemand]: 370/373 looper letters, 11 selfloop transitions, 2 changer transitions 0/360 dead transitions. [2021-11-20 05:36:52,284 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 365 places, 360 transitions, 782 flow [2021-11-20 05:36:52,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 05:36:52,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-11-20 05:36:52,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1076 transitions. [2021-11-20 05:36:52,288 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9615728328865059 [2021-11-20 05:36:52,288 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1076 transitions. [2021-11-20 05:36:52,289 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1076 transitions. [2021-11-20 05:36:52,290 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-20 05:36:52,290 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1076 transitions. [2021-11-20 05:36:52,293 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 358.6666666666667) internal successors, (1076), 3 states have internal predecessors, (1076), 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) [2021-11-20 05:36:52,295 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 373.0) internal successors, (1492), 4 states have internal predecessors, (1492), 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) [2021-11-20 05:36:52,296 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 373.0) internal successors, (1492), 4 states have internal predecessors, (1492), 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) [2021-11-20 05:36:52,296 INFO L186 Difference]: Start difference. First operand has 363 places, 356 transitions, 748 flow. Second operand 3 states and 1076 transitions. [2021-11-20 05:36:52,297 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 365 places, 360 transitions, 782 flow [2021-11-20 05:36:52,301 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 358 places, 360 transitions, 768 flow, removed 0 selfloop flow, removed 7 redundant places. [2021-11-20 05:36:52,306 INFO L242 Difference]: Finished difference. Result has 359 places, 357 transitions, 746 flow [2021-11-20 05:36:52,307 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=373, PETRI_DIFFERENCE_MINUEND_FLOW=734, PETRI_DIFFERENCE_MINUEND_PLACES=356, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=356, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=354, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=746, PETRI_PLACES=359, PETRI_TRANSITIONS=357} [2021-11-20 05:36:52,308 INFO L334 CegarLoopForPetriNet]: 361 programPoint places, -2 predicate places. [2021-11-20 05:36:52,308 INFO L470 AbstractCegarLoop]: Abstraction has has 359 places, 357 transitions, 746 flow [2021-11-20 05:36:52,309 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 355.0) internal successors, (1065), 3 states have internal predecessors, (1065), 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) [2021-11-20 05:36:52,309 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-20 05:36:52,309 INFO L254 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] [2021-11-20 05:36:52,310 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-20 05:36:52,310 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [fErr0ASSERT_VIOLATIONDATA_RACE, fErr1ASSERT_VIOLATIONDATA_RACE, fErr2ASSERT_VIOLATIONDATA_RACE, fErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2021-11-20 05:36:52,310 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:36:52,310 INFO L85 PathProgramCache]: Analyzing trace with hash -2082943886, now seen corresponding path program 1 times [2021-11-20 05:36:52,311 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 05:36:52,311 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1196358379] [2021-11-20 05:36:52,311 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:36:52,311 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 05:36:52,326 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-20 05:36:52,326 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [506943639] [2021-11-20 05:36:52,326 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:36:52,327 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 05:36:52,327 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607a675-ccb0-4cbd-9ac2-473fe0917560/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:36:52,328 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607a675-ccb0-4cbd-9ac2-473fe0917560/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 05:36:52,331 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607a675-ccb0-4cbd-9ac2-473fe0917560/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-20 05:36:52,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:36:52,437 INFO L263 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-20 05:36:52,441 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 05:36:52,591 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-20 05:36:52,617 INFO L354 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2021-11-20 05:36:52,618 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 20 [2021-11-20 05:36:52,660 INFO L354 Elim1Store]: treesize reduction 56, result has 23.3 percent of original size [2021-11-20 05:36:52,661 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 30 treesize of output 32 [2021-11-20 05:36:52,768 INFO L354 Elim1Store]: treesize reduction 104, result has 20.0 percent of original size [2021-11-20 05:36:52,769 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 39 treesize of output 44 [2021-11-20 05:36:52,793 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 05:36:52,793 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-20 05:36:52,793 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 05:36:52,793 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1196358379] [2021-11-20 05:36:52,793 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-20 05:36:52,794 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [506943639] [2021-11-20 05:36:52,794 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [506943639] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 05:36:52,794 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 05:36:52,794 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-20 05:36:52,794 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1912746726] [2021-11-20 05:36:52,794 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 05:36:52,795 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-20 05:36:52,795 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 05:36:52,795 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-20 05:36:52,796 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-11-20 05:36:52,799 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 236 out of 373 [2021-11-20 05:36:52,800 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 359 places, 357 transitions, 746 flow. Second operand has 6 states, 6 states have (on average 241.5) internal successors, (1449), 6 states have internal predecessors, (1449), 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) [2021-11-20 05:36:52,801 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-20 05:36:52,801 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 236 of 373 [2021-11-20 05:36:52,801 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-20 05:36:53,664 INFO L129 PetriNetUnfolder]: 746/2988 cut-off events. [2021-11-20 05:36:53,664 INFO L130 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2021-11-20 05:36:53,678 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4682 conditions, 2988 events. 746/2988 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 54. Compared 18456 event pairs, 600 based on Foata normal form. 0/2608 useless extension candidates. Maximal degree in co-relation 4167. Up to 1587 conditions per place. [2021-11-20 05:36:53,694 INFO L132 encePairwiseOnDemand]: 367/373 looper letters, 116 selfloop transitions, 5 changer transitions 0/356 dead transitions. [2021-11-20 05:36:53,694 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 363 places, 356 transitions, 986 flow [2021-11-20 05:36:53,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-20 05:36:53,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-11-20 05:36:53,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1538 transitions. [2021-11-20 05:36:53,700 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.6872207327971404 [2021-11-20 05:36:53,700 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1538 transitions. [2021-11-20 05:36:53,700 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1538 transitions. [2021-11-20 05:36:53,701 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-20 05:36:53,701 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1538 transitions. [2021-11-20 05:36:53,706 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 256.3333333333333) internal successors, (1538), 6 states have internal predecessors, (1538), 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) [2021-11-20 05:36:53,712 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 373.0) internal successors, (2611), 7 states have internal predecessors, (2611), 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) [2021-11-20 05:36:53,713 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 373.0) internal successors, (2611), 7 states have internal predecessors, (2611), 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) [2021-11-20 05:36:53,714 INFO L186 Difference]: Start difference. First operand has 359 places, 357 transitions, 746 flow. Second operand 6 states and 1538 transitions. [2021-11-20 05:36:53,714 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 363 places, 356 transitions, 986 flow [2021-11-20 05:36:53,717 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 362 places, 356 transitions, 984 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-11-20 05:36:53,723 INFO L242 Difference]: Finished difference. Result has 362 places, 356 transitions, 752 flow [2021-11-20 05:36:53,724 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=373, PETRI_DIFFERENCE_MINUEND_FLOW=742, PETRI_DIFFERENCE_MINUEND_PLACES=357, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=356, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=351, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=752, PETRI_PLACES=362, PETRI_TRANSITIONS=356} [2021-11-20 05:36:53,727 INFO L334 CegarLoopForPetriNet]: 361 programPoint places, 1 predicate places. [2021-11-20 05:36:53,728 INFO L470 AbstractCegarLoop]: Abstraction has has 362 places, 356 transitions, 752 flow [2021-11-20 05:36:53,729 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 241.5) internal successors, (1449), 6 states have internal predecessors, (1449), 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) [2021-11-20 05:36:53,729 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-20 05:36:53,729 INFO L254 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] [2021-11-20 05:36:53,762 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607a675-ccb0-4cbd-9ac2-473fe0917560/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-20 05:36:53,952 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607a675-ccb0-4cbd-9ac2-473fe0917560/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2021-11-20 05:36:53,953 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [fErr0ASSERT_VIOLATIONDATA_RACE, fErr1ASSERT_VIOLATIONDATA_RACE, fErr2ASSERT_VIOLATIONDATA_RACE, fErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2021-11-20 05:36:53,953 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:36:53,953 INFO L85 PathProgramCache]: Analyzing trace with hash -1982239298, now seen corresponding path program 1 times [2021-11-20 05:36:53,953 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 05:36:53,953 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2016852545] [2021-11-20 05:36:53,954 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:36:53,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 05:36:53,978 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-20 05:36:53,979 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [233842392] [2021-11-20 05:36:53,979 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:36:53,979 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 05:36:53,979 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607a675-ccb0-4cbd-9ac2-473fe0917560/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:36:53,980 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607a675-ccb0-4cbd-9ac2-473fe0917560/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 05:36:54,050 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607a675-ccb0-4cbd-9ac2-473fe0917560/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-20 05:36:54,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:36:54,173 INFO L263 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-20 05:36:54,177 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 05:36:54,398 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-11-20 05:36:54,416 INFO L354 Elim1Store]: treesize reduction 27, result has 25.0 percent of original size [2021-11-20 05:36:54,417 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 22 [2021-11-20 05:36:54,450 INFO L354 Elim1Store]: treesize reduction 64, result has 22.9 percent of original size [2021-11-20 05:36:54,450 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 32 treesize of output 34 [2021-11-20 05:36:54,512 INFO L354 Elim1Store]: treesize reduction 114, result has 19.7 percent of original size [2021-11-20 05:36:54,513 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 41 treesize of output 46 [2021-11-20 05:36:54,539 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 05:36:54,539 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-20 05:36:54,539 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 05:36:54,539 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2016852545] [2021-11-20 05:36:54,539 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-20 05:36:54,540 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [233842392] [2021-11-20 05:36:54,540 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [233842392] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 05:36:54,540 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 05:36:54,540 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-20 05:36:54,540 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [577581104] [2021-11-20 05:36:54,540 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 05:36:54,541 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-20 05:36:54,541 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 05:36:54,542 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-20 05:36:54,542 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-11-20 05:36:54,545 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 235 out of 373 [2021-11-20 05:36:54,547 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 362 places, 356 transitions, 752 flow. Second operand has 6 states, 6 states have (on average 241.5) internal successors, (1449), 6 states have internal predecessors, (1449), 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) [2021-11-20 05:36:54,547 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-20 05:36:54,548 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 235 of 373 [2021-11-20 05:36:54,548 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-20 05:36:55,505 INFO L129 PetriNetUnfolder]: 746/2984 cut-off events. [2021-11-20 05:36:55,505 INFO L130 PetriNetUnfolder]: For 8/8 co-relation queries the response was YES. [2021-11-20 05:36:55,517 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4696 conditions, 2984 events. 746/2984 cut-off events. For 8/8 co-relation queries the response was YES. Maximal size of possible extension queue 54. Compared 18443 event pairs, 600 based on Foata normal form. 0/2608 useless extension candidates. Maximal degree in co-relation 4216. Up to 1587 conditions per place. [2021-11-20 05:36:55,532 INFO L132 encePairwiseOnDemand]: 367/373 looper letters, 116 selfloop transitions, 5 changer transitions 0/355 dead transitions. [2021-11-20 05:36:55,533 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 366 places, 355 transitions, 992 flow [2021-11-20 05:36:55,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-20 05:36:55,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-11-20 05:36:55,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1532 transitions. [2021-11-20 05:36:55,539 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.6845397676496873 [2021-11-20 05:36:55,539 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1532 transitions. [2021-11-20 05:36:55,540 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1532 transitions. [2021-11-20 05:36:55,541 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-20 05:36:55,541 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1532 transitions. [2021-11-20 05:36:55,545 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 255.33333333333334) internal successors, (1532), 6 states have internal predecessors, (1532), 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) [2021-11-20 05:36:55,551 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 373.0) internal successors, (2611), 7 states have internal predecessors, (2611), 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) [2021-11-20 05:36:55,553 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 373.0) internal successors, (2611), 7 states have internal predecessors, (2611), 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) [2021-11-20 05:36:55,553 INFO L186 Difference]: Start difference. First operand has 362 places, 356 transitions, 752 flow. Second operand 6 states and 1532 transitions. [2021-11-20 05:36:55,553 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 366 places, 355 transitions, 992 flow [2021-11-20 05:36:55,558 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 361 places, 355 transitions, 982 flow, removed 0 selfloop flow, removed 5 redundant places. [2021-11-20 05:36:55,565 INFO L242 Difference]: Finished difference. Result has 361 places, 355 transitions, 750 flow [2021-11-20 05:36:55,566 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=373, PETRI_DIFFERENCE_MINUEND_FLOW=740, PETRI_DIFFERENCE_MINUEND_PLACES=356, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=355, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=350, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=750, PETRI_PLACES=361, PETRI_TRANSITIONS=355} [2021-11-20 05:36:55,566 INFO L334 CegarLoopForPetriNet]: 361 programPoint places, 0 predicate places. [2021-11-20 05:36:55,567 INFO L470 AbstractCegarLoop]: Abstraction has has 361 places, 355 transitions, 750 flow [2021-11-20 05:36:55,568 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 241.5) internal successors, (1449), 6 states have internal predecessors, (1449), 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) [2021-11-20 05:36:55,568 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-20 05:36:55,568 INFO L254 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] [2021-11-20 05:36:55,606 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607a675-ccb0-4cbd-9ac2-473fe0917560/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-20 05:36:55,782 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607a675-ccb0-4cbd-9ac2-473fe0917560/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 05:36:55,782 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE === [fErr0ASSERT_VIOLATIONDATA_RACE, fErr1ASSERT_VIOLATIONDATA_RACE, fErr2ASSERT_VIOLATIONDATA_RACE, fErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2021-11-20 05:36:55,783 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:36:55,783 INFO L85 PathProgramCache]: Analyzing trace with hash -276700611, now seen corresponding path program 1 times [2021-11-20 05:36:55,783 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 05:36:55,783 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [713662750] [2021-11-20 05:36:55,784 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:36:55,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 05:36:55,807 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-20 05:36:55,809 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1506747180] [2021-11-20 05:36:55,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:36:55,809 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 05:36:55,809 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607a675-ccb0-4cbd-9ac2-473fe0917560/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:36:55,810 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607a675-ccb0-4cbd-9ac2-473fe0917560/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 05:36:55,824 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607a675-ccb0-4cbd-9ac2-473fe0917560/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-20 05:36:55,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:36:55,927 INFO L263 TraceCheckSpWp]: Trace formula consists of 255 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-20 05:36:55,930 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 05:36:56,100 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-20 05:36:56,117 INFO L354 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2021-11-20 05:36:56,118 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 20 [2021-11-20 05:36:56,150 INFO L354 Elim1Store]: treesize reduction 56, result has 23.3 percent of original size [2021-11-20 05:36:56,151 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 30 treesize of output 32 [2021-11-20 05:36:56,203 INFO L354 Elim1Store]: treesize reduction 104, result has 20.0 percent of original size [2021-11-20 05:36:56,203 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 39 treesize of output 44 [2021-11-20 05:36:56,229 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 05:36:56,229 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-20 05:36:56,229 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 05:36:56,230 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [713662750] [2021-11-20 05:36:56,230 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-20 05:36:56,230 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1506747180] [2021-11-20 05:36:56,230 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1506747180] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 05:36:56,230 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 05:36:56,230 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-20 05:36:56,231 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1850575905] [2021-11-20 05:36:56,231 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 05:36:56,231 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-20 05:36:56,231 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 05:36:56,232 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-20 05:36:56,232 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-11-20 05:36:56,234 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 233 out of 373 [2021-11-20 05:36:56,236 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 361 places, 355 transitions, 750 flow. Second operand has 6 states, 6 states have (on average 240.5) internal successors, (1443), 6 states have internal predecessors, (1443), 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) [2021-11-20 05:36:56,236 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-20 05:36:56,236 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 233 of 373 [2021-11-20 05:36:56,237 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-20 05:36:56,981 INFO L129 PetriNetUnfolder]: 746/2980 cut-off events. [2021-11-20 05:36:56,981 INFO L130 PetriNetUnfolder]: For 8/8 co-relation queries the response was YES. [2021-11-20 05:36:56,989 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4696 conditions, 2980 events. 746/2980 cut-off events. For 8/8 co-relation queries the response was YES. Maximal size of possible extension queue 54. Compared 18416 event pairs, 600 based on Foata normal form. 0/2608 useless extension candidates. Maximal degree in co-relation 4240. Up to 1591 conditions per place. [2021-11-20 05:36:57,003 INFO L132 encePairwiseOnDemand]: 367/373 looper letters, 117 selfloop transitions, 5 changer transitions 0/354 dead transitions. [2021-11-20 05:36:57,003 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 365 places, 354 transitions, 992 flow [2021-11-20 05:36:57,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-20 05:36:57,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-11-20 05:36:57,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1521 transitions. [2021-11-20 05:36:57,009 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.6796246648793566 [2021-11-20 05:36:57,009 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1521 transitions. [2021-11-20 05:36:57,010 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1521 transitions. [2021-11-20 05:36:57,011 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-20 05:36:57,011 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1521 transitions. [2021-11-20 05:36:57,015 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 253.5) internal successors, (1521), 6 states have internal predecessors, (1521), 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) [2021-11-20 05:36:57,021 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 373.0) internal successors, (2611), 7 states have internal predecessors, (2611), 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) [2021-11-20 05:36:57,023 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 373.0) internal successors, (2611), 7 states have internal predecessors, (2611), 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) [2021-11-20 05:36:57,023 INFO L186 Difference]: Start difference. First operand has 361 places, 355 transitions, 750 flow. Second operand 6 states and 1521 transitions. [2021-11-20 05:36:57,023 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 365 places, 354 transitions, 992 flow [2021-11-20 05:36:57,026 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 360 places, 354 transitions, 982 flow, removed 0 selfloop flow, removed 5 redundant places. [2021-11-20 05:36:57,032 INFO L242 Difference]: Finished difference. Result has 360 places, 354 transitions, 748 flow [2021-11-20 05:36:57,033 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=373, PETRI_DIFFERENCE_MINUEND_FLOW=738, PETRI_DIFFERENCE_MINUEND_PLACES=355, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=354, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=349, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=748, PETRI_PLACES=360, PETRI_TRANSITIONS=354} [2021-11-20 05:36:57,034 INFO L334 CegarLoopForPetriNet]: 361 programPoint places, -1 predicate places. [2021-11-20 05:36:57,034 INFO L470 AbstractCegarLoop]: Abstraction has has 360 places, 354 transitions, 748 flow [2021-11-20 05:36:57,035 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 240.5) internal successors, (1443), 6 states have internal predecessors, (1443), 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) [2021-11-20 05:36:57,035 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-20 05:36:57,035 INFO L254 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] [2021-11-20 05:36:57,067 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607a675-ccb0-4cbd-9ac2-473fe0917560/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2021-11-20 05:36:57,250 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607a675-ccb0-4cbd-9ac2-473fe0917560/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 05:36:57,250 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE === [fErr0ASSERT_VIOLATIONDATA_RACE, fErr1ASSERT_VIOLATIONDATA_RACE, fErr2ASSERT_VIOLATIONDATA_RACE, fErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2021-11-20 05:36:57,251 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:36:57,251 INFO L85 PathProgramCache]: Analyzing trace with hash 2037532335, now seen corresponding path program 1 times [2021-11-20 05:36:57,251 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 05:36:57,251 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1150331998] [2021-11-20 05:36:57,251 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:36:57,251 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 05:36:57,263 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-20 05:36:57,264 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [567540366] [2021-11-20 05:36:57,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:36:57,265 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 05:36:57,265 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607a675-ccb0-4cbd-9ac2-473fe0917560/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:36:57,266 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607a675-ccb0-4cbd-9ac2-473fe0917560/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 05:36:57,293 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607a675-ccb0-4cbd-9ac2-473fe0917560/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-11-20 05:36:57,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:36:57,398 INFO L263 TraceCheckSpWp]: Trace formula consists of 272 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-20 05:36:57,401 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 05:36:57,641 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-11-20 05:36:57,660 INFO L354 Elim1Store]: treesize reduction 27, result has 25.0 percent of original size [2021-11-20 05:36:57,660 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 22 [2021-11-20 05:36:57,701 INFO L354 Elim1Store]: treesize reduction 64, result has 22.9 percent of original size [2021-11-20 05:36:57,701 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 32 treesize of output 34 [2021-11-20 05:36:57,751 INFO L354 Elim1Store]: treesize reduction 114, result has 19.7 percent of original size [2021-11-20 05:36:57,752 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 41 treesize of output 46 [2021-11-20 05:36:57,775 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 05:36:57,776 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-20 05:36:57,776 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 05:36:57,776 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1150331998] [2021-11-20 05:36:57,776 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-20 05:36:57,776 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [567540366] [2021-11-20 05:36:57,777 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [567540366] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 05:36:57,777 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 05:36:57,777 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-20 05:36:57,777 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1686044843] [2021-11-20 05:36:57,777 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 05:36:57,778 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-20 05:36:57,778 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 05:36:57,779 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-20 05:36:57,779 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-11-20 05:36:57,781 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 233 out of 373 [2021-11-20 05:36:57,783 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 360 places, 354 transitions, 748 flow. Second operand has 6 states, 6 states have (on average 241.5) internal successors, (1449), 6 states have internal predecessors, (1449), 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) [2021-11-20 05:36:57,784 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-20 05:36:57,784 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 233 of 373 [2021-11-20 05:36:57,784 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-20 05:36:58,619 INFO L129 PetriNetUnfolder]: 746/2976 cut-off events. [2021-11-20 05:36:58,620 INFO L130 PetriNetUnfolder]: For 8/8 co-relation queries the response was YES. [2021-11-20 05:36:58,630 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4688 conditions, 2976 events. 746/2976 cut-off events. For 8/8 co-relation queries the response was YES. Maximal size of possible extension queue 54. Compared 18378 event pairs, 600 based on Foata normal form. 0/2608 useless extension candidates. Maximal degree in co-relation 4252. Up to 1587 conditions per place. [2021-11-20 05:36:58,643 INFO L132 encePairwiseOnDemand]: 367/373 looper letters, 116 selfloop transitions, 5 changer transitions 0/353 dead transitions. [2021-11-20 05:36:58,644 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 364 places, 353 transitions, 988 flow [2021-11-20 05:36:58,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-20 05:36:58,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-11-20 05:36:58,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1520 transitions. [2021-11-20 05:36:58,651 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.6791778373547811 [2021-11-20 05:36:58,651 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1520 transitions. [2021-11-20 05:36:58,652 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1520 transitions. [2021-11-20 05:36:58,653 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-20 05:36:58,653 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1520 transitions. [2021-11-20 05:36:58,658 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 253.33333333333334) internal successors, (1520), 6 states have internal predecessors, (1520), 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) [2021-11-20 05:36:58,664 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 373.0) internal successors, (2611), 7 states have internal predecessors, (2611), 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) [2021-11-20 05:36:58,665 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 373.0) internal successors, (2611), 7 states have internal predecessors, (2611), 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) [2021-11-20 05:36:58,666 INFO L186 Difference]: Start difference. First operand has 360 places, 354 transitions, 748 flow. Second operand 6 states and 1520 transitions. [2021-11-20 05:36:58,666 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 364 places, 353 transitions, 988 flow [2021-11-20 05:36:58,669 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 359 places, 353 transitions, 978 flow, removed 0 selfloop flow, removed 5 redundant places. [2021-11-20 05:36:58,675 INFO L242 Difference]: Finished difference. Result has 359 places, 353 transitions, 746 flow [2021-11-20 05:36:58,676 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=373, PETRI_DIFFERENCE_MINUEND_FLOW=736, PETRI_DIFFERENCE_MINUEND_PLACES=354, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=353, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=348, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=746, PETRI_PLACES=359, PETRI_TRANSITIONS=353} [2021-11-20 05:36:58,677 INFO L334 CegarLoopForPetriNet]: 361 programPoint places, -2 predicate places. [2021-11-20 05:36:58,677 INFO L470 AbstractCegarLoop]: Abstraction has has 359 places, 353 transitions, 746 flow [2021-11-20 05:36:58,678 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 241.5) internal successors, (1449), 6 states have internal predecessors, (1449), 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) [2021-11-20 05:36:58,678 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-20 05:36:58,678 INFO L254 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] [2021-11-20 05:36:58,716 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607a675-ccb0-4cbd-9ac2-473fe0917560/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-11-20 05:36:58,906 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607a675-ccb0-4cbd-9ac2-473fe0917560/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2021-11-20 05:36:58,906 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [fErr0ASSERT_VIOLATIONDATA_RACE, fErr1ASSERT_VIOLATIONDATA_RACE, fErr2ASSERT_VIOLATIONDATA_RACE, fErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2021-11-20 05:36:58,907 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:36:58,907 INFO L85 PathProgramCache]: Analyzing trace with hash -458131675, now seen corresponding path program 1 times [2021-11-20 05:36:58,907 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 05:36:58,907 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1255709761] [2021-11-20 05:36:58,907 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:36:58,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 05:36:58,921 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-20 05:36:58,921 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [132365852] [2021-11-20 05:36:58,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:36:58,922 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 05:36:58,922 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607a675-ccb0-4cbd-9ac2-473fe0917560/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:36:58,923 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607a675-ccb0-4cbd-9ac2-473fe0917560/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 05:36:58,942 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607a675-ccb0-4cbd-9ac2-473fe0917560/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-11-20 05:36:59,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:36:59,034 INFO L263 TraceCheckSpWp]: Trace formula consists of 289 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-20 05:36:59,037 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 05:36:59,259 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-20 05:36:59,279 INFO L354 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2021-11-20 05:36:59,280 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 20 [2021-11-20 05:36:59,316 INFO L354 Elim1Store]: treesize reduction 56, result has 23.3 percent of original size [2021-11-20 05:36:59,316 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 30 treesize of output 32 [2021-11-20 05:36:59,371 INFO L354 Elim1Store]: treesize reduction 104, result has 20.0 percent of original size [2021-11-20 05:36:59,371 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 39 treesize of output 44 [2021-11-20 05:36:59,395 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 05:36:59,395 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-20 05:36:59,395 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 05:36:59,395 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1255709761] [2021-11-20 05:36:59,396 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-20 05:36:59,396 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [132365852] [2021-11-20 05:36:59,396 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [132365852] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 05:36:59,396 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 05:36:59,396 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-20 05:36:59,397 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [341055370] [2021-11-20 05:36:59,397 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 05:36:59,397 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-20 05:36:59,397 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 05:36:59,398 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-20 05:36:59,398 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-11-20 05:36:59,400 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 234 out of 373 [2021-11-20 05:36:59,402 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 359 places, 353 transitions, 746 flow. Second operand has 6 states, 6 states have (on average 243.33333333333334) internal successors, (1460), 6 states have internal predecessors, (1460), 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) [2021-11-20 05:36:59,402 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-20 05:36:59,402 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 234 of 373 [2021-11-20 05:36:59,403 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-20 05:37:00,164 INFO L129 PetriNetUnfolder]: 746/2972 cut-off events. [2021-11-20 05:37:00,165 INFO L130 PetriNetUnfolder]: For 8/8 co-relation queries the response was YES. [2021-11-20 05:37:00,173 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4676 conditions, 2972 events. 746/2972 cut-off events. For 8/8 co-relation queries the response was YES. Maximal size of possible extension queue 54. Compared 18305 event pairs, 600 based on Foata normal form. 0/2608 useless extension candidates. Maximal degree in co-relation 4262. Up to 1579 conditions per place. [2021-11-20 05:37:00,188 INFO L132 encePairwiseOnDemand]: 367/373 looper letters, 114 selfloop transitions, 5 changer transitions 0/352 dead transitions. [2021-11-20 05:37:00,188 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 363 places, 352 transitions, 982 flow [2021-11-20 05:37:00,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-20 05:37:00,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-11-20 05:37:00,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1524 transitions. [2021-11-20 05:37:00,196 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.6809651474530831 [2021-11-20 05:37:00,196 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1524 transitions. [2021-11-20 05:37:00,196 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1524 transitions. [2021-11-20 05:37:00,198 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-20 05:37:00,198 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1524 transitions. [2021-11-20 05:37:00,203 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 254.0) internal successors, (1524), 6 states have internal predecessors, (1524), 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) [2021-11-20 05:37:00,209 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 373.0) internal successors, (2611), 7 states have internal predecessors, (2611), 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) [2021-11-20 05:37:00,210 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 373.0) internal successors, (2611), 7 states have internal predecessors, (2611), 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) [2021-11-20 05:37:00,211 INFO L186 Difference]: Start difference. First operand has 359 places, 353 transitions, 746 flow. Second operand 6 states and 1524 transitions. [2021-11-20 05:37:00,211 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 363 places, 352 transitions, 982 flow [2021-11-20 05:37:00,215 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 358 places, 352 transitions, 972 flow, removed 0 selfloop flow, removed 5 redundant places. [2021-11-20 05:37:00,222 INFO L242 Difference]: Finished difference. Result has 358 places, 352 transitions, 744 flow [2021-11-20 05:37:00,222 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=373, PETRI_DIFFERENCE_MINUEND_FLOW=734, PETRI_DIFFERENCE_MINUEND_PLACES=353, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=352, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=347, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=744, PETRI_PLACES=358, PETRI_TRANSITIONS=352} [2021-11-20 05:37:00,223 INFO L334 CegarLoopForPetriNet]: 361 programPoint places, -3 predicate places. [2021-11-20 05:37:00,223 INFO L470 AbstractCegarLoop]: Abstraction has has 358 places, 352 transitions, 744 flow [2021-11-20 05:37:00,224 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 243.33333333333334) internal successors, (1460), 6 states have internal predecessors, (1460), 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) [2021-11-20 05:37:00,224 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-20 05:37:00,225 INFO L254 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] [2021-11-20 05:37:00,263 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607a675-ccb0-4cbd-9ac2-473fe0917560/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-11-20 05:37:00,450 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607a675-ccb0-4cbd-9ac2-473fe0917560/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 05:37:00,451 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [fErr0ASSERT_VIOLATIONDATA_RACE, fErr1ASSERT_VIOLATIONDATA_RACE, fErr2ASSERT_VIOLATIONDATA_RACE, fErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2021-11-20 05:37:00,451 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:37:00,451 INFO L85 PathProgramCache]: Analyzing trace with hash 1700938237, now seen corresponding path program 1 times [2021-11-20 05:37:00,451 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 05:37:00,451 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1923594616] [2021-11-20 05:37:00,452 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:37:00,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 05:37:00,476 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-20 05:37:00,476 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1439301050] [2021-11-20 05:37:00,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:37:00,477 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 05:37:00,477 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607a675-ccb0-4cbd-9ac2-473fe0917560/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:37:00,478 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607a675-ccb0-4cbd-9ac2-473fe0917560/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 05:37:00,497 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607a675-ccb0-4cbd-9ac2-473fe0917560/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-11-20 05:37:00,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:37:00,597 INFO L263 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-20 05:37:00,600 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 05:37:00,985 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 05:37:00,986 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 05:37:01,373 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 05:37:01,373 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 05:37:01,373 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1923594616] [2021-11-20 05:37:01,374 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-20 05:37:01,374 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1439301050] [2021-11-20 05:37:01,374 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1439301050] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-20 05:37:01,374 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-11-20 05:37:01,375 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2021-11-20 05:37:01,378 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [453287049] [2021-11-20 05:37:01,378 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-11-20 05:37:01,379 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-20 05:37:01,380 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 05:37:01,381 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-20 05:37:01,381 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2021-11-20 05:37:01,388 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 353 out of 373 [2021-11-20 05:37:01,392 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 358 places, 352 transitions, 744 flow. Second operand has 8 states, 8 states have (on average 354.875) internal successors, (2839), 8 states have internal predecessors, (2839), 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) [2021-11-20 05:37:01,393 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-20 05:37:01,393 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 353 of 373 [2021-11-20 05:37:01,393 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-20 05:37:01,619 INFO L129 PetriNetUnfolder]: 8/833 cut-off events. [2021-11-20 05:37:01,620 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2021-11-20 05:37:01,622 INFO L84 FinitePrefix]: Finished finitePrefix Result has 950 conditions, 833 events. 8/833 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 718 event pairs, 0 based on Foata normal form. 4/820 useless extension candidates. Maximal degree in co-relation 351. Up to 13 conditions per place. [2021-11-20 05:37:01,625 INFO L132 encePairwiseOnDemand]: 367/373 looper letters, 12 selfloop transitions, 9 changer transitions 0/362 dead transitions. [2021-11-20 05:37:01,625 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 366 places, 362 transitions, 808 flow [2021-11-20 05:37:01,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-20 05:37:01,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-11-20 05:37:01,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 3200 transitions. [2021-11-20 05:37:01,636 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9532320524277629 [2021-11-20 05:37:01,636 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 3200 transitions. [2021-11-20 05:37:01,636 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 3200 transitions. [2021-11-20 05:37:01,640 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-20 05:37:01,640 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 3200 transitions. [2021-11-20 05:37:01,650 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 355.55555555555554) internal successors, (3200), 9 states have internal predecessors, (3200), 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) [2021-11-20 05:37:01,658 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 373.0) internal successors, (3730), 10 states have internal predecessors, (3730), 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) [2021-11-20 05:37:01,660 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 373.0) internal successors, (3730), 10 states have internal predecessors, (3730), 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) [2021-11-20 05:37:01,660 INFO L186 Difference]: Start difference. First operand has 358 places, 352 transitions, 744 flow. Second operand 9 states and 3200 transitions. [2021-11-20 05:37:01,660 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 366 places, 362 transitions, 808 flow [2021-11-20 05:37:01,664 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 361 places, 362 transitions, 798 flow, removed 0 selfloop flow, removed 5 redundant places. [2021-11-20 05:37:01,672 INFO L242 Difference]: Finished difference. Result has 364 places, 358 transitions, 784 flow [2021-11-20 05:37:01,673 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=373, PETRI_DIFFERENCE_MINUEND_FLOW=734, PETRI_DIFFERENCE_MINUEND_PLACES=353, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=352, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=346, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=784, PETRI_PLACES=364, PETRI_TRANSITIONS=358} [2021-11-20 05:37:01,674 INFO L334 CegarLoopForPetriNet]: 361 programPoint places, 3 predicate places. [2021-11-20 05:37:01,674 INFO L470 AbstractCegarLoop]: Abstraction has has 364 places, 358 transitions, 784 flow [2021-11-20 05:37:01,675 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 354.875) internal successors, (2839), 8 states have internal predecessors, (2839), 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) [2021-11-20 05:37:01,675 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-20 05:37:01,677 INFO L254 CegarLoopForPetriNet]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 05:37:01,705 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607a675-ccb0-4cbd-9ac2-473fe0917560/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2021-11-20 05:37:01,890 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607a675-ccb0-4cbd-9ac2-473fe0917560/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 05:37:01,891 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [fErr0ASSERT_VIOLATIONDATA_RACE, fErr1ASSERT_VIOLATIONDATA_RACE, fErr2ASSERT_VIOLATIONDATA_RACE, fErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2021-11-20 05:37:01,891 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:37:01,891 INFO L85 PathProgramCache]: Analyzing trace with hash -1935750755, now seen corresponding path program 2 times [2021-11-20 05:37:01,891 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 05:37:01,891 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1848235949] [2021-11-20 05:37:01,892 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:37:01,892 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 05:37:01,914 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-20 05:37:01,914 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [957184599] [2021-11-20 05:37:01,914 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-20 05:37:01,915 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 05:37:01,915 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607a675-ccb0-4cbd-9ac2-473fe0917560/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:37:01,931 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607a675-ccb0-4cbd-9ac2-473fe0917560/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 05:37:01,954 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607a675-ccb0-4cbd-9ac2-473fe0917560/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-11-20 05:37:02,049 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-20 05:37:02,049 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-20 05:37:02,050 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-20 05:37:02,057 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 05:37:02,543 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-11-20 05:37:02,565 INFO L354 Elim1Store]: treesize reduction 39, result has 22.0 percent of original size [2021-11-20 05:37:02,565 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 28 treesize of output 27 [2021-11-20 05:37:02,608 INFO L354 Elim1Store]: treesize reduction 96, result has 20.0 percent of original size [2021-11-20 05:37:02,608 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 40 treesize of output 42 [2021-11-20 05:37:02,688 INFO L354 Elim1Store]: treesize reduction 172, result has 17.3 percent of original size [2021-11-20 05:37:02,688 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 57 [2021-11-20 05:37:02,714 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 277 trivial. 0 not checked. [2021-11-20 05:37:02,714 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-20 05:37:02,714 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 05:37:02,715 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1848235949] [2021-11-20 05:37:02,715 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-20 05:37:02,715 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [957184599] [2021-11-20 05:37:02,715 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [957184599] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 05:37:02,715 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 05:37:02,716 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-20 05:37:02,716 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [314530795] [2021-11-20 05:37:02,716 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 05:37:02,717 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-20 05:37:02,717 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 05:37:02,718 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-20 05:37:02,718 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-11-20 05:37:02,720 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 220 out of 373 [2021-11-20 05:37:02,722 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 364 places, 358 transitions, 784 flow. Second operand has 6 states, 6 states have (on average 230.83333333333334) internal successors, (1385), 6 states have internal predecessors, (1385), 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) [2021-11-20 05:37:02,722 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-20 05:37:02,723 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 220 of 373 [2021-11-20 05:37:02,723 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-20 05:37:03,959 INFO L129 PetriNetUnfolder]: 1419/4575 cut-off events. [2021-11-20 05:37:03,959 INFO L130 PetriNetUnfolder]: For 16/16 co-relation queries the response was YES. [2021-11-20 05:37:03,983 INFO L84 FinitePrefix]: Finished finitePrefix Result has 7713 conditions, 4575 events. 1419/4575 cut-off events. For 16/16 co-relation queries the response was YES. Maximal size of possible extension queue 109. Compared 29955 event pairs, 744 based on Foata normal form. 0/3993 useless extension candidates. Maximal degree in co-relation 7057. Up to 2267 conditions per place. [2021-11-20 05:37:04,011 INFO L132 encePairwiseOnDemand]: 366/373 looper letters, 164 selfloop transitions, 6 changer transitions 0/395 dead transitions. [2021-11-20 05:37:04,011 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 368 places, 395 transitions, 1202 flow [2021-11-20 05:37:04,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-20 05:37:04,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-11-20 05:37:04,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1491 transitions. [2021-11-20 05:37:04,018 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.6662198391420912 [2021-11-20 05:37:04,018 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1491 transitions. [2021-11-20 05:37:04,018 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1491 transitions. [2021-11-20 05:37:04,020 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-20 05:37:04,020 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1491 transitions. [2021-11-20 05:37:04,025 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 248.5) internal successors, (1491), 6 states have internal predecessors, (1491), 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) [2021-11-20 05:37:04,030 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 373.0) internal successors, (2611), 7 states have internal predecessors, (2611), 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) [2021-11-20 05:37:04,031 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 373.0) internal successors, (2611), 7 states have internal predecessors, (2611), 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) [2021-11-20 05:37:04,031 INFO L186 Difference]: Start difference. First operand has 364 places, 358 transitions, 784 flow. Second operand 6 states and 1491 transitions. [2021-11-20 05:37:04,032 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 368 places, 395 transitions, 1202 flow [2021-11-20 05:37:04,037 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 367 places, 395 transitions, 1196 flow, removed 2 selfloop flow, removed 1 redundant places. [2021-11-20 05:37:04,045 INFO L242 Difference]: Finished difference. Result has 368 places, 359 transitions, 799 flow [2021-11-20 05:37:04,046 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=373, PETRI_DIFFERENCE_MINUEND_FLOW=776, PETRI_DIFFERENCE_MINUEND_PLACES=362, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=357, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=351, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=799, PETRI_PLACES=368, PETRI_TRANSITIONS=359} [2021-11-20 05:37:04,046 INFO L334 CegarLoopForPetriNet]: 361 programPoint places, 7 predicate places. [2021-11-20 05:37:04,047 INFO L470 AbstractCegarLoop]: Abstraction has has 368 places, 359 transitions, 799 flow [2021-11-20 05:37:04,047 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 230.83333333333334) internal successors, (1385), 6 states have internal predecessors, (1385), 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) [2021-11-20 05:37:04,048 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-20 05:37:04,048 INFO L254 CegarLoopForPetriNet]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 05:37:04,085 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607a675-ccb0-4cbd-9ac2-473fe0917560/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2021-11-20 05:37:04,262 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607a675-ccb0-4cbd-9ac2-473fe0917560/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2021-11-20 05:37:04,263 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [fErr0ASSERT_VIOLATIONDATA_RACE, fErr1ASSERT_VIOLATIONDATA_RACE, fErr2ASSERT_VIOLATIONDATA_RACE, fErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2021-11-20 05:37:04,263 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:37:04,263 INFO L85 PathProgramCache]: Analyzing trace with hash 497639369, now seen corresponding path program 1 times [2021-11-20 05:37:04,264 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 05:37:04,264 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1055898533] [2021-11-20 05:37:04,264 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:37:04,264 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 05:37:04,286 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-20 05:37:04,287 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1046960616] [2021-11-20 05:37:04,287 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:37:04,287 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 05:37:04,287 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607a675-ccb0-4cbd-9ac2-473fe0917560/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:37:04,288 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607a675-ccb0-4cbd-9ac2-473fe0917560/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 05:37:04,309 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607a675-ccb0-4cbd-9ac2-473fe0917560/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2021-11-20 05:37:04,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:37:04,467 INFO L263 TraceCheckSpWp]: Trace formula consists of 755 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-20 05:37:04,475 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 05:37:05,189 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 1 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 05:37:05,189 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 05:37:05,974 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 1 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 05:37:05,974 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 05:37:05,974 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1055898533] [2021-11-20 05:37:05,975 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-20 05:37:05,975 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1046960616] [2021-11-20 05:37:05,975 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1046960616] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-20 05:37:05,975 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-11-20 05:37:05,976 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16 [2021-11-20 05:37:05,976 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [647681590] [2021-11-20 05:37:05,976 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-11-20 05:37:05,977 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2021-11-20 05:37:05,978 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 05:37:05,978 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-11-20 05:37:05,978 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=168, Unknown=0, NotChecked=0, Total=240 [2021-11-20 05:37:05,986 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 353 out of 373 [2021-11-20 05:37:05,993 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 368 places, 359 transitions, 799 flow. Second operand has 16 states, 16 states have (on average 355.1875) internal successors, (5683), 16 states have internal predecessors, (5683), 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) [2021-11-20 05:37:05,993 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-20 05:37:05,994 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 353 of 373 [2021-11-20 05:37:05,994 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-20 05:37:06,679 INFO L129 PetriNetUnfolder]: 14/1727 cut-off events. [2021-11-20 05:37:06,679 INFO L130 PetriNetUnfolder]: For 50/50 co-relation queries the response was YES. [2021-11-20 05:37:06,684 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1991 conditions, 1727 events. 14/1727 cut-off events. For 50/50 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 1659 event pairs, 0 based on Foata normal form. 8/1703 useless extension candidates. Maximal degree in co-relation 1751. Up to 29 conditions per place. [2021-11-20 05:37:06,687 INFO L132 encePairwiseOnDemand]: 367/373 looper letters, 20 selfloop transitions, 21 changer transitions 0/383 dead transitions. [2021-11-20 05:37:06,687 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 388 places, 383 transitions, 981 flow [2021-11-20 05:37:06,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-11-20 05:37:06,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2021-11-20 05:37:06,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 7458 transitions. [2021-11-20 05:37:06,711 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9521256223669092 [2021-11-20 05:37:06,711 INFO L72 ComplementDD]: Start complementDD. Operand 21 states and 7458 transitions. [2021-11-20 05:37:06,711 INFO L73 IsDeterministic]: Start isDeterministic. Operand 21 states and 7458 transitions. [2021-11-20 05:37:06,718 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-20 05:37:06,719 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 21 states and 7458 transitions. [2021-11-20 05:37:06,740 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 22 states, 21 states have (on average 355.14285714285717) internal successors, (7458), 21 states have internal predecessors, (7458), 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) [2021-11-20 05:37:06,756 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 22 states, 22 states have (on average 373.0) internal successors, (8206), 22 states have internal predecessors, (8206), 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) [2021-11-20 05:37:06,760 INFO L81 ComplementDD]: Finished complementDD. Result has 22 states, 22 states have (on average 373.0) internal successors, (8206), 22 states have internal predecessors, (8206), 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) [2021-11-20 05:37:06,760 INFO L186 Difference]: Start difference. First operand has 368 places, 359 transitions, 799 flow. Second operand 21 states and 7458 transitions. [2021-11-20 05:37:06,760 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 388 places, 383 transitions, 981 flow [2021-11-20 05:37:06,765 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 384 places, 383 transitions, 972 flow, removed 0 selfloop flow, removed 4 redundant places. [2021-11-20 05:37:06,771 INFO L242 Difference]: Finished difference. Result has 389 places, 372 transitions, 920 flow [2021-11-20 05:37:06,772 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=373, PETRI_DIFFERENCE_MINUEND_FLOW=790, PETRI_DIFFERENCE_MINUEND_PLACES=364, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=359, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=348, PETRI_DIFFERENCE_SUBTRAHEND_STATES=21, PETRI_FLOW=920, PETRI_PLACES=389, PETRI_TRANSITIONS=372} [2021-11-20 05:37:06,773 INFO L334 CegarLoopForPetriNet]: 361 programPoint places, 28 predicate places. [2021-11-20 05:37:06,773 INFO L470 AbstractCegarLoop]: Abstraction has has 389 places, 372 transitions, 920 flow [2021-11-20 05:37:06,775 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 355.1875) internal successors, (5683), 16 states have internal predecessors, (5683), 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) [2021-11-20 05:37:06,775 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-20 05:37:06,776 INFO L254 CegarLoopForPetriNet]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 05:37:06,814 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607a675-ccb0-4cbd-9ac2-473fe0917560/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2021-11-20 05:37:06,990 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607a675-ccb0-4cbd-9ac2-473fe0917560/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-11-20 05:37:06,991 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [fErr0ASSERT_VIOLATIONDATA_RACE, fErr1ASSERT_VIOLATIONDATA_RACE, fErr2ASSERT_VIOLATIONDATA_RACE, fErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2021-11-20 05:37:06,991 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:37:06,991 INFO L85 PathProgramCache]: Analyzing trace with hash -1300461815, now seen corresponding path program 2 times [2021-11-20 05:37:06,992 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 05:37:06,992 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [789895290] [2021-11-20 05:37:06,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:37:06,992 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 05:37:07,027 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-20 05:37:07,028 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1815395837] [2021-11-20 05:37:07,028 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-20 05:37:07,028 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 05:37:07,028 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607a675-ccb0-4cbd-9ac2-473fe0917560/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:37:07,029 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607a675-ccb0-4cbd-9ac2-473fe0917560/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 05:37:07,053 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607a675-ccb0-4cbd-9ac2-473fe0917560/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2021-11-20 05:37:07,171 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-20 05:37:07,172 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-20 05:37:07,173 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-20 05:37:07,189 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 05:37:08,260 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-11-20 05:37:08,283 INFO L354 Elim1Store]: treesize reduction 39, result has 22.0 percent of original size [2021-11-20 05:37:08,283 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 28 treesize of output 27 [2021-11-20 05:37:08,318 INFO L354 Elim1Store]: treesize reduction 96, result has 20.0 percent of original size [2021-11-20 05:37:08,319 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 40 treesize of output 42 [2021-11-20 05:37:08,366 INFO L354 Elim1Store]: treesize reduction 172, result has 17.3 percent of original size [2021-11-20 05:37:08,366 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 57 [2021-11-20 05:37:08,389 INFO L134 CoverageAnalysis]: Checked inductivity of 1919 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1919 trivial. 0 not checked. [2021-11-20 05:37:08,390 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-20 05:37:08,390 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 05:37:08,390 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [789895290] [2021-11-20 05:37:08,390 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-20 05:37:08,390 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1815395837] [2021-11-20 05:37:08,390 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1815395837] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 05:37:08,390 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 05:37:08,391 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-20 05:37:08,391 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [330986837] [2021-11-20 05:37:08,391 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 05:37:08,392 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-20 05:37:08,392 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 05:37:08,392 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-20 05:37:08,393 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-11-20 05:37:08,395 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 220 out of 373 [2021-11-20 05:37:08,397 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 389 places, 372 transitions, 920 flow. Second operand has 6 states, 6 states have (on average 230.83333333333334) internal successors, (1385), 6 states have internal predecessors, (1385), 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) [2021-11-20 05:37:08,397 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-20 05:37:08,398 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 220 of 373 [2021-11-20 05:37:08,398 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-20 05:37:10,916 INFO L129 PetriNetUnfolder]: 1802/6396 cut-off events. [2021-11-20 05:37:10,916 INFO L130 PetriNetUnfolder]: For 222/222 co-relation queries the response was YES. [2021-11-20 05:37:10,963 INFO L84 FinitePrefix]: Finished finitePrefix Result has 10914 conditions, 6396 events. 1802/6396 cut-off events. For 222/222 co-relation queries the response was YES. Maximal size of possible extension queue 123. Compared 41079 event pairs, 1470 based on Foata normal form. 0/5662 useless extension candidates. Maximal degree in co-relation 9638. Up to 3323 conditions per place. [2021-11-20 05:37:10,993 INFO L132 encePairwiseOnDemand]: 366/373 looper letters, 165 selfloop transitions, 6 changer transitions 0/409 dead transitions. [2021-11-20 05:37:10,994 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 393 places, 409 transitions, 1344 flow [2021-11-20 05:37:10,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-20 05:37:10,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-11-20 05:37:10,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1490 transitions. [2021-11-20 05:37:10,999 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.6657730116175157 [2021-11-20 05:37:10,999 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1490 transitions. [2021-11-20 05:37:11,000 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1490 transitions. [2021-11-20 05:37:11,001 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-20 05:37:11,001 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1490 transitions. [2021-11-20 05:37:11,005 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 248.33333333333334) internal successors, (1490), 6 states have internal predecessors, (1490), 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) [2021-11-20 05:37:11,009 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 373.0) internal successors, (2611), 7 states have internal predecessors, (2611), 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) [2021-11-20 05:37:11,010 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 373.0) internal successors, (2611), 7 states have internal predecessors, (2611), 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) [2021-11-20 05:37:11,010 INFO L186 Difference]: Start difference. First operand has 389 places, 372 transitions, 920 flow. Second operand 6 states and 1490 transitions. [2021-11-20 05:37:11,010 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 393 places, 409 transitions, 1344 flow [2021-11-20 05:37:11,015 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 387 places, 409 transitions, 1320 flow, removed 6 selfloop flow, removed 6 redundant places. [2021-11-20 05:37:11,022 INFO L242 Difference]: Finished difference. Result has 388 places, 373 transitions, 921 flow [2021-11-20 05:37:11,022 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=373, PETRI_DIFFERENCE_MINUEND_FLOW=894, PETRI_DIFFERENCE_MINUEND_PLACES=382, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=371, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=365, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=921, PETRI_PLACES=388, PETRI_TRANSITIONS=373} [2021-11-20 05:37:11,023 INFO L334 CegarLoopForPetriNet]: 361 programPoint places, 27 predicate places. [2021-11-20 05:37:11,023 INFO L470 AbstractCegarLoop]: Abstraction has has 388 places, 373 transitions, 921 flow [2021-11-20 05:37:11,024 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 230.83333333333334) internal successors, (1385), 6 states have internal predecessors, (1385), 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) [2021-11-20 05:37:11,024 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-20 05:37:11,025 INFO L254 CegarLoopForPetriNet]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 05:37:11,058 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607a675-ccb0-4cbd-9ac2-473fe0917560/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2021-11-20 05:37:11,250 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607a675-ccb0-4cbd-9ac2-473fe0917560/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2021-11-20 05:37:11,251 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting fErr0ASSERT_VIOLATIONDATA_RACE === [fErr0ASSERT_VIOLATIONDATA_RACE, fErr1ASSERT_VIOLATIONDATA_RACE, fErr2ASSERT_VIOLATIONDATA_RACE, fErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2021-11-20 05:37:11,251 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:37:11,251 INFO L85 PathProgramCache]: Analyzing trace with hash -1562674956, now seen corresponding path program 1 times [2021-11-20 05:37:11,251 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 05:37:11,251 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1872438927] [2021-11-20 05:37:11,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:37:11,252 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 05:37:11,282 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-20 05:37:11,282 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1951563879] [2021-11-20 05:37:11,283 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:37:11,283 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 05:37:11,283 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607a675-ccb0-4cbd-9ac2-473fe0917560/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:37:11,284 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607a675-ccb0-4cbd-9ac2-473fe0917560/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 05:37:11,303 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607a675-ccb0-4cbd-9ac2-473fe0917560/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2021-11-20 05:37:11,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:37:11,608 INFO L263 TraceCheckSpWp]: Trace formula consists of 1655 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-20 05:37:11,618 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 05:37:13,160 INFO L134 CoverageAnalysis]: Checked inductivity of 1919 backedges. 1 proven. 1918 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 05:37:13,160 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 05:37:14,673 INFO L134 CoverageAnalysis]: Checked inductivity of 1919 backedges. 1 proven. 1918 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 05:37:14,674 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 05:37:14,674 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1872438927] [2021-11-20 05:37:14,674 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-20 05:37:14,674 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1951563879] [2021-11-20 05:37:14,675 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1951563879] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-20 05:37:14,675 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-11-20 05:37:14,675 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 32 [2021-11-20 05:37:14,676 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1400785369] [2021-11-20 05:37:14,676 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-11-20 05:37:14,678 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 32 states [2021-11-20 05:37:14,678 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 05:37:14,679 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2021-11-20 05:37:14,679 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=272, Invalid=720, Unknown=0, NotChecked=0, Total=992 [2021-11-20 05:37:14,690 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 353 out of 373 [2021-11-20 05:37:14,701 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 388 places, 373 transitions, 921 flow. Second operand has 32 states, 32 states have (on average 355.375) internal successors, (11372), 32 states have internal predecessors, (11372), 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) [2021-11-20 05:37:14,701 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-20 05:37:14,702 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 353 of 373 [2021-11-20 05:37:14,702 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-20 05:37:16,653 INFO L129 PetriNetUnfolder]: 17/3249 cut-off events. [2021-11-20 05:37:16,653 INFO L130 PetriNetUnfolder]: For 573/573 co-relation queries the response was YES. [2021-11-20 05:37:16,659 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3901 conditions, 3249 events. 17/3249 cut-off events. For 573/573 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 1983 event pairs, 0 based on Foata normal form. 16/3226 useless extension candidates. Maximal degree in co-relation 3743. Up to 61 conditions per place. [2021-11-20 05:37:16,666 INFO L132 encePairwiseOnDemand]: 367/373 looper letters, 36 selfloop transitions, 45 changer transitions 0/424 dead transitions. [2021-11-20 05:37:16,666 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 432 places, 424 transitions, 1383 flow [2021-11-20 05:37:16,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-11-20 05:37:16,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 45 states. [2021-11-20 05:37:16,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 15974 transitions. [2021-11-20 05:37:16,687 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9516830503425677 [2021-11-20 05:37:16,687 INFO L72 ComplementDD]: Start complementDD. Operand 45 states and 15974 transitions. [2021-11-20 05:37:16,688 INFO L73 IsDeterministic]: Start isDeterministic. Operand 45 states and 15974 transitions. [2021-11-20 05:37:16,693 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-20 05:37:16,693 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 45 states and 15974 transitions. [2021-11-20 05:37:16,717 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 46 states, 45 states have (on average 354.97777777777776) internal successors, (15974), 45 states have internal predecessors, (15974), 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) [2021-11-20 05:37:16,742 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 46 states, 46 states have (on average 373.0) internal successors, (17158), 46 states have internal predecessors, (17158), 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) [2021-11-20 05:37:16,746 INFO L81 ComplementDD]: Finished complementDD. Result has 46 states, 46 states have (on average 373.0) internal successors, (17158), 46 states have internal predecessors, (17158), 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) [2021-11-20 05:37:16,747 INFO L186 Difference]: Start difference. First operand has 388 places, 373 transitions, 921 flow. Second operand 45 states and 15974 transitions. [2021-11-20 05:37:16,747 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 432 places, 424 transitions, 1383 flow [2021-11-20 05:37:16,753 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 428 places, 424 transitions, 1370 flow, removed 2 selfloop flow, removed 4 redundant places. [2021-11-20 05:37:16,760 INFO L242 Difference]: Finished difference. Result has 437 places, 398 transitions, 1210 flow [2021-11-20 05:37:16,761 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=373, PETRI_DIFFERENCE_MINUEND_FLOW=908, PETRI_DIFFERENCE_MINUEND_PLACES=384, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=373, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=22, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=350, PETRI_DIFFERENCE_SUBTRAHEND_STATES=45, PETRI_FLOW=1210, PETRI_PLACES=437, PETRI_TRANSITIONS=398} [2021-11-20 05:37:16,761 INFO L334 CegarLoopForPetriNet]: 361 programPoint places, 76 predicate places. [2021-11-20 05:37:16,762 INFO L470 AbstractCegarLoop]: Abstraction has has 437 places, 398 transitions, 1210 flow [2021-11-20 05:37:16,764 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 32 states, 32 states have (on average 355.375) internal successors, (11372), 32 states have internal predecessors, (11372), 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) [2021-11-20 05:37:16,764 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-20 05:37:16,765 INFO L254 CegarLoopForPetriNet]: trace histogram [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 05:37:16,804 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607a675-ccb0-4cbd-9ac2-473fe0917560/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2021-11-20 05:37:16,978 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607a675-ccb0-4cbd-9ac2-473fe0917560/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2021-11-20 05:37:16,978 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting fErr0ASSERT_VIOLATIONDATA_RACE === [fErr0ASSERT_VIOLATIONDATA_RACE, fErr1ASSERT_VIOLATIONDATA_RACE, fErr2ASSERT_VIOLATIONDATA_RACE, fErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2021-11-20 05:37:16,979 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:37:16,979 INFO L85 PathProgramCache]: Analyzing trace with hash 1906612852, now seen corresponding path program 2 times [2021-11-20 05:37:16,979 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 05:37:16,979 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [378473564] [2021-11-20 05:37:16,979 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:37:16,980 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 05:37:17,044 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-20 05:37:17,045 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [132380192] [2021-11-20 05:37:17,045 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-20 05:37:17,046 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 05:37:17,046 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607a675-ccb0-4cbd-9ac2-473fe0917560/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:37:17,047 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607a675-ccb0-4cbd-9ac2-473fe0917560/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 05:37:17,069 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607a675-ccb0-4cbd-9ac2-473fe0917560/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2021-11-20 05:37:17,271 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-20 05:37:17,271 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-20 05:37:17,274 INFO L263 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-20 05:37:17,296 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 05:37:19,386 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-11-20 05:37:19,415 INFO L354 Elim1Store]: treesize reduction 39, result has 22.0 percent of original size [2021-11-20 05:37:19,416 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 28 treesize of output 27 [2021-11-20 05:37:19,446 INFO L354 Elim1Store]: treesize reduction 96, result has 20.0 percent of original size [2021-11-20 05:37:19,446 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 40 treesize of output 42 [2021-11-20 05:37:19,525 INFO L354 Elim1Store]: treesize reduction 172, result has 17.3 percent of original size [2021-11-20 05:37:19,525 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 57 [2021-11-20 05:37:19,547 INFO L134 CoverageAnalysis]: Checked inductivity of 9571 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9571 trivial. 0 not checked. [2021-11-20 05:37:19,548 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-20 05:37:19,548 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 05:37:19,548 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [378473564] [2021-11-20 05:37:19,548 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-20 05:37:19,548 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [132380192] [2021-11-20 05:37:19,549 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [132380192] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 05:37:19,549 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 05:37:19,549 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-20 05:37:19,550 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1646454861] [2021-11-20 05:37:19,550 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 05:37:19,551 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-20 05:37:19,551 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 05:37:19,552 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-20 05:37:19,552 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-11-20 05:37:19,554 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 217 out of 373 [2021-11-20 05:37:19,555 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 437 places, 398 transitions, 1210 flow. Second operand has 6 states, 6 states have (on average 229.16666666666666) internal successors, (1375), 6 states have internal predecessors, (1375), 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) [2021-11-20 05:37:19,556 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-20 05:37:19,556 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 217 of 373 [2021-11-20 05:37:19,556 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-20 05:37:26,849 INFO L129 PetriNetUnfolder]: 2683/9535 cut-off events. [2021-11-20 05:37:26,849 INFO L130 PetriNetUnfolder]: For 907/907 co-relation queries the response was YES. [2021-11-20 05:37:26,907 INFO L84 FinitePrefix]: Finished finitePrefix Result has 17006 conditions, 9535 events. 2683/9535 cut-off events. For 907/907 co-relation queries the response was YES. Maximal size of possible extension queue 148. Compared 55525 event pairs, 1013 based on Foata normal form. 0/8604 useless extension candidates. Maximal degree in co-relation 14468. Up to 4299 conditions per place. [2021-11-20 05:37:26,938 INFO L132 encePairwiseOnDemand]: 361/373 looper letters, 249 selfloop transitions, 33 changer transitions 0/542 dead transitions. [2021-11-20 05:37:26,938 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 442 places, 542 transitions, 2106 flow [2021-11-20 05:37:26,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-20 05:37:26,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-11-20 05:37:26,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1573 transitions. [2021-11-20 05:37:26,941 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7028596961572833 [2021-11-20 05:37:26,941 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1573 transitions. [2021-11-20 05:37:26,941 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1573 transitions. [2021-11-20 05:37:26,942 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-20 05:37:26,942 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1573 transitions. [2021-11-20 05:37:26,945 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 262.1666666666667) internal successors, (1573), 6 states have internal predecessors, (1573), 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) [2021-11-20 05:37:26,948 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 373.0) internal successors, (2611), 7 states have internal predecessors, (2611), 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) [2021-11-20 05:37:26,949 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 373.0) internal successors, (2611), 7 states have internal predecessors, (2611), 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) [2021-11-20 05:37:26,949 INFO L186 Difference]: Start difference. First operand has 437 places, 398 transitions, 1210 flow. Second operand 6 states and 1573 transitions. [2021-11-20 05:37:26,949 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 442 places, 542 transitions, 2106 flow [2021-11-20 05:37:26,962 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 424 places, 542 transitions, 2050 flow, removed 10 selfloop flow, removed 18 redundant places. [2021-11-20 05:37:26,971 INFO L242 Difference]: Finished difference. Result has 429 places, 428 transitions, 1408 flow [2021-11-20 05:37:26,972 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=373, PETRI_DIFFERENCE_MINUEND_FLOW=1154, PETRI_DIFFERENCE_MINUEND_PLACES=419, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=398, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=9, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=383, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=1408, PETRI_PLACES=429, PETRI_TRANSITIONS=428} [2021-11-20 05:37:26,972 INFO L334 CegarLoopForPetriNet]: 361 programPoint places, 68 predicate places. [2021-11-20 05:37:26,973 INFO L470 AbstractCegarLoop]: Abstraction has has 429 places, 428 transitions, 1408 flow [2021-11-20 05:37:26,973 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 229.16666666666666) internal successors, (1375), 6 states have internal predecessors, (1375), 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) [2021-11-20 05:37:26,973 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-20 05:37:26,974 INFO L254 CegarLoopForPetriNet]: trace histogram [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 05:37:27,013 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607a675-ccb0-4cbd-9ac2-473fe0917560/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2021-11-20 05:37:27,190 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607a675-ccb0-4cbd-9ac2-473fe0917560/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2021-11-20 05:37:27,191 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting fErr0ASSERT_VIOLATIONDATA_RACE === [fErr0ASSERT_VIOLATIONDATA_RACE, fErr1ASSERT_VIOLATIONDATA_RACE, fErr2ASSERT_VIOLATIONDATA_RACE, fErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2021-11-20 05:37:27,191 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:37:27,191 INFO L85 PathProgramCache]: Analyzing trace with hash -1262109581, now seen corresponding path program 1 times [2021-11-20 05:37:27,191 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 05:37:27,191 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1929692102] [2021-11-20 05:37:27,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:37:27,192 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 05:37:27,254 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-20 05:37:27,255 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [341311164] [2021-11-20 05:37:27,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:37:27,255 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 05:37:27,255 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607a675-ccb0-4cbd-9ac2-473fe0917560/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:37:27,256 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607a675-ccb0-4cbd-9ac2-473fe0917560/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 05:37:27,257 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607a675-ccb0-4cbd-9ac2-473fe0917560/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2021-11-20 05:37:27,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:37:27,794 INFO L263 TraceCheckSpWp]: Trace formula consists of 3322 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-20 05:37:27,821 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 05:37:30,969 INFO L134 CoverageAnalysis]: Checked inductivity of 9571 backedges. 1 proven. 9570 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 05:37:30,970 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 05:37:34,554 INFO L134 CoverageAnalysis]: Checked inductivity of 9571 backedges. 1 proven. 9570 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 05:37:34,554 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 05:37:34,555 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1929692102] [2021-11-20 05:37:34,555 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-20 05:37:34,555 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [341311164] [2021-11-20 05:37:34,555 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [341311164] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-20 05:37:34,555 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-11-20 05:37:34,556 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33, 33] total 61 [2021-11-20 05:37:34,557 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [738054137] [2021-11-20 05:37:34,557 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-11-20 05:37:34,561 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 61 states [2021-11-20 05:37:34,561 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 05:37:34,563 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 61 interpolants. [2021-11-20 05:37:34,565 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=960, Invalid=2700, Unknown=0, NotChecked=0, Total=3660 [2021-11-20 05:37:34,584 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 353 out of 373 [2021-11-20 05:37:34,603 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 429 places, 428 transitions, 1408 flow. Second operand has 61 states, 61 states have (on average 355.4918032786885) internal successors, (21685), 61 states have internal predecessors, (21685), 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) [2021-11-20 05:37:34,603 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-20 05:37:34,603 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 353 of 373 [2021-11-20 05:37:34,604 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-20 05:37:41,525 INFO L129 PetriNetUnfolder]: 97/6471 cut-off events. [2021-11-20 05:37:41,525 INFO L130 PetriNetUnfolder]: For 4537/4558 co-relation queries the response was YES. [2021-11-20 05:37:41,541 INFO L84 FinitePrefix]: Finished finitePrefix Result has 8275 conditions, 6471 events. 97/6471 cut-off events. For 4537/4558 co-relation queries the response was YES. Maximal size of possible extension queue 21. Compared 5611 event pairs, 4 based on Foata normal form. 34/6414 useless extension candidates. Maximal degree in co-relation 7878. Up to 121 conditions per place. [2021-11-20 05:37:41,548 INFO L132 encePairwiseOnDemand]: 367/373 looper letters, 66 selfloop transitions, 90 changer transitions 0/529 dead transitions. [2021-11-20 05:37:41,548 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 518 places, 529 transitions, 2494 flow [2021-11-20 05:37:41,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2021-11-20 05:37:41,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 90 states. [2021-11-20 05:37:41,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 31941 transitions. [2021-11-20 05:37:41,583 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9514745308310992 [2021-11-20 05:37:41,583 INFO L72 ComplementDD]: Start complementDD. Operand 90 states and 31941 transitions. [2021-11-20 05:37:41,583 INFO L73 IsDeterministic]: Start isDeterministic. Operand 90 states and 31941 transitions. [2021-11-20 05:37:41,691 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-20 05:37:41,691 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 90 states and 31941 transitions. [2021-11-20 05:37:41,738 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 91 states, 90 states have (on average 354.9) internal successors, (31941), 90 states have internal predecessors, (31941), 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) [2021-11-20 05:37:41,767 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 91 states, 91 states have (on average 373.0) internal successors, (33943), 91 states have internal predecessors, (33943), 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) [2021-11-20 05:37:41,774 INFO L81 ComplementDD]: Finished complementDD. Result has 91 states, 91 states have (on average 373.0) internal successors, (33943), 91 states have internal predecessors, (33943), 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) [2021-11-20 05:37:41,774 INFO L186 Difference]: Start difference. First operand has 429 places, 428 transitions, 1408 flow. Second operand 90 states and 31941 transitions. [2021-11-20 05:37:41,774 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 518 places, 529 transitions, 2494 flow [2021-11-20 05:37:41,792 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 518 places, 529 transitions, 2494 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-11-20 05:37:41,801 INFO L242 Difference]: Finished difference. Result has 534 places, 474 transitions, 2062 flow [2021-11-20 05:37:41,801 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=373, PETRI_DIFFERENCE_MINUEND_FLOW=1408, PETRI_DIFFERENCE_MINUEND_PLACES=429, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=428, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=46, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=381, PETRI_DIFFERENCE_SUBTRAHEND_STATES=90, PETRI_FLOW=2062, PETRI_PLACES=534, PETRI_TRANSITIONS=474} [2021-11-20 05:37:41,802 INFO L334 CegarLoopForPetriNet]: 361 programPoint places, 173 predicate places. [2021-11-20 05:37:41,802 INFO L470 AbstractCegarLoop]: Abstraction has has 534 places, 474 transitions, 2062 flow [2021-11-20 05:37:41,805 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 61 states, 61 states have (on average 355.4918032786885) internal successors, (21685), 61 states have internal predecessors, (21685), 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) [2021-11-20 05:37:41,805 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-20 05:37:41,807 INFO L254 CegarLoopForPetriNet]: trace histogram [30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 05:37:41,840 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607a675-ccb0-4cbd-9ac2-473fe0917560/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2021-11-20 05:37:42,010 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16,14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607a675-ccb0-4cbd-9ac2-473fe0917560/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 05:37:42,011 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting fErr0ASSERT_VIOLATIONDATA_RACE === [fErr0ASSERT_VIOLATIONDATA_RACE, fErr1ASSERT_VIOLATIONDATA_RACE, fErr2ASSERT_VIOLATIONDATA_RACE, fErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2021-11-20 05:37:42,011 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:37:42,012 INFO L85 PathProgramCache]: Analyzing trace with hash 1008509452, now seen corresponding path program 2 times [2021-11-20 05:37:42,012 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 05:37:42,012 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [125980219] [2021-11-20 05:37:42,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:37:42,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 05:37:42,083 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-20 05:37:42,084 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [248501500] [2021-11-20 05:37:42,084 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-20 05:37:42,084 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 05:37:42,084 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607a675-ccb0-4cbd-9ac2-473fe0917560/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:37:42,085 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607a675-ccb0-4cbd-9ac2-473fe0917560/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 05:37:42,098 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607a675-ccb0-4cbd-9ac2-473fe0917560/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2021-11-20 05:37:42,390 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-20 05:37:42,391 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-20 05:37:42,394 INFO L263 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-20 05:37:42,427 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 05:37:46,068 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-11-20 05:37:46,086 INFO L354 Elim1Store]: treesize reduction 39, result has 22.0 percent of original size [2021-11-20 05:37:46,086 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 28 treesize of output 27 [2021-11-20 05:37:46,124 INFO L354 Elim1Store]: treesize reduction 96, result has 20.0 percent of original size [2021-11-20 05:37:46,125 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 40 treesize of output 42 [2021-11-20 05:37:46,177 INFO L354 Elim1Store]: treesize reduction 172, result has 17.3 percent of original size [2021-11-20 05:37:46,178 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 57 [2021-11-20 05:37:46,219 INFO L134 CoverageAnalysis]: Checked inductivity of 39616 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 39616 trivial. 0 not checked. [2021-11-20 05:37:46,220 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-20 05:37:46,220 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 05:37:46,220 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [125980219] [2021-11-20 05:37:46,220 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-20 05:37:46,220 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [248501500] [2021-11-20 05:37:46,221 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [248501500] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 05:37:46,221 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 05:37:46,221 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-20 05:37:46,222 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [441396097] [2021-11-20 05:37:46,222 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 05:37:46,223 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-20 05:37:46,223 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 05:37:46,224 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-20 05:37:46,224 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-11-20 05:37:46,226 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 217 out of 373 [2021-11-20 05:37:46,237 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 534 places, 474 transitions, 2062 flow. Second operand has 6 states, 6 states have (on average 229.33333333333334) internal successors, (1376), 6 states have internal predecessors, (1376), 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) [2021-11-20 05:37:46,238 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-20 05:37:46,238 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 217 of 373 [2021-11-20 05:37:46,238 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-20 05:38:03,275 INFO L129 PetriNetUnfolder]: 3429/14102 cut-off events. [2021-11-20 05:38:03,275 INFO L130 PetriNetUnfolder]: For 5398/5406 co-relation queries the response was YES. [2021-11-20 05:38:03,355 INFO L84 FinitePrefix]: Finished finitePrefix Result has 26974 conditions, 14102 events. 3429/14102 cut-off events. For 5398/5406 co-relation queries the response was YES. Maximal size of possible extension queue 186. Compared 71724 event pairs, 1148 based on Foata normal form. 0/12988 useless extension candidates. Maximal degree in co-relation 22645. Up to 6611 conditions per place. [2021-11-20 05:38:03,393 INFO L132 encePairwiseOnDemand]: 361/373 looper letters, 282 selfloop transitions, 49 changer transitions 0/638 dead transitions. [2021-11-20 05:38:03,393 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 539 places, 638 transitions, 3314 flow [2021-11-20 05:38:03,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-20 05:38:03,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-11-20 05:38:03,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1569 transitions. [2021-11-20 05:38:03,401 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7010723860589813 [2021-11-20 05:38:03,401 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1569 transitions. [2021-11-20 05:38:03,402 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1569 transitions. [2021-11-20 05:38:03,402 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-20 05:38:03,402 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1569 transitions. [2021-11-20 05:38:03,405 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 261.5) internal successors, (1569), 6 states have internal predecessors, (1569), 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) [2021-11-20 05:38:03,407 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 373.0) internal successors, (2611), 7 states have internal predecessors, (2611), 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) [2021-11-20 05:38:03,408 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 373.0) internal successors, (2611), 7 states have internal predecessors, (2611), 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) [2021-11-20 05:38:03,408 INFO L186 Difference]: Start difference. First operand has 534 places, 474 transitions, 2062 flow. Second operand 6 states and 1569 transitions. [2021-11-20 05:38:03,408 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 539 places, 638 transitions, 3314 flow [2021-11-20 05:38:03,452 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 497 places, 638 transitions, 3196 flow, removed 17 selfloop flow, removed 42 redundant places. [2021-11-20 05:38:03,463 INFO L242 Difference]: Finished difference. Result has 502 places, 512 transitions, 2394 flow [2021-11-20 05:38:03,464 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=373, PETRI_DIFFERENCE_MINUEND_FLOW=1944, PETRI_DIFFERENCE_MINUEND_PLACES=492, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=474, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=18, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=446, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=2394, PETRI_PLACES=502, PETRI_TRANSITIONS=512} [2021-11-20 05:38:03,464 INFO L334 CegarLoopForPetriNet]: 361 programPoint places, 141 predicate places. [2021-11-20 05:38:03,464 INFO L470 AbstractCegarLoop]: Abstraction has has 502 places, 512 transitions, 2394 flow [2021-11-20 05:38:03,465 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 229.33333333333334) internal successors, (1376), 6 states have internal predecessors, (1376), 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) [2021-11-20 05:38:03,465 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-20 05:38:03,466 INFO L254 CegarLoopForPetriNet]: trace histogram [30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 05:38:03,500 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607a675-ccb0-4cbd-9ac2-473fe0917560/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2021-11-20 05:38:03,694 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607a675-ccb0-4cbd-9ac2-473fe0917560/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2021-11-20 05:38:03,694 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting fErr1ASSERT_VIOLATIONDATA_RACE === [fErr0ASSERT_VIOLATIONDATA_RACE, fErr1ASSERT_VIOLATIONDATA_RACE, fErr2ASSERT_VIOLATIONDATA_RACE, fErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2021-11-20 05:38:03,695 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:38:03,695 INFO L85 PathProgramCache]: Analyzing trace with hash 1516565143, now seen corresponding path program 1 times [2021-11-20 05:38:03,695 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 05:38:03,696 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1111996635] [2021-11-20 05:38:03,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:38:03,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 05:38:03,747 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-20 05:38:03,747 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2060273232] [2021-11-20 05:38:03,748 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:38:03,748 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 05:38:03,748 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607a675-ccb0-4cbd-9ac2-473fe0917560/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:38:03,759 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607a675-ccb0-4cbd-9ac2-473fe0917560/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 05:38:03,844 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607a675-ccb0-4cbd-9ac2-473fe0917560/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2021-11-20 05:38:04,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:38:04,792 INFO L263 TraceCheckSpWp]: Trace formula consists of 6417 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-20 05:38:04,825 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 05:38:11,246 INFO L134 CoverageAnalysis]: Checked inductivity of 39616 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 39615 trivial. 0 not checked. [2021-11-20 05:38:11,247 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 05:38:19,592 INFO L134 CoverageAnalysis]: Checked inductivity of 39616 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 39615 trivial. 0 not checked. [2021-11-20 05:38:19,592 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 05:38:19,592 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1111996635] [2021-11-20 05:38:19,593 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-20 05:38:19,593 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2060273232] [2021-11-20 05:38:19,593 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2060273232] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-20 05:38:19,593 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-11-20 05:38:19,595 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2021-11-20 05:38:19,595 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [248879153] [2021-11-20 05:38:19,595 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-11-20 05:38:19,600 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-20 05:38:19,600 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 05:38:19,600 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-20 05:38:19,601 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2021-11-20 05:38:19,604 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 350 out of 373 [2021-11-20 05:38:19,606 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 502 places, 512 transitions, 2394 flow. Second operand has 8 states, 8 states have (on average 352.75) internal successors, (2822), 8 states have internal predecessors, (2822), 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) [2021-11-20 05:38:19,606 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-20 05:38:19,606 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 350 of 373 [2021-11-20 05:38:19,607 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-20 05:38:32,477 INFO L129 PetriNetUnfolder]: 199/9926 cut-off events. [2021-11-20 05:38:32,477 INFO L130 PetriNetUnfolder]: For 4415/4454 co-relation queries the response was YES. [2021-11-20 05:38:32,506 INFO L84 FinitePrefix]: Finished finitePrefix Result has 13145 conditions, 9926 events. 199/9926 cut-off events. For 4415/4454 co-relation queries the response was YES. Maximal size of possible extension queue 37. Compared 10965 event pairs, 10 based on Foata normal form. 4/9764 useless extension candidates. Maximal degree in co-relation 12245. Up to 181 conditions per place. [2021-11-20 05:38:32,515 INFO L132 encePairwiseOnDemand]: 367/373 looper letters, 21 selfloop transitions, 9 changer transitions 0/528 dead transitions. [2021-11-20 05:38:32,515 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 510 places, 528 transitions, 2488 flow [2021-11-20 05:38:32,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-20 05:38:32,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-11-20 05:38:32,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 3182 transitions. [2021-11-20 05:38:32,518 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9478701221328567 [2021-11-20 05:38:32,518 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 3182 transitions. [2021-11-20 05:38:32,518 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 3182 transitions. [2021-11-20 05:38:32,519 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-20 05:38:32,519 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 3182 transitions. [2021-11-20 05:38:32,521 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 353.55555555555554) internal successors, (3182), 9 states have internal predecessors, (3182), 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) [2021-11-20 05:38:32,524 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 373.0) internal successors, (3730), 10 states have internal predecessors, (3730), 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) [2021-11-20 05:38:32,525 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 373.0) internal successors, (3730), 10 states have internal predecessors, (3730), 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) [2021-11-20 05:38:32,525 INFO L186 Difference]: Start difference. First operand has 502 places, 512 transitions, 2394 flow. Second operand 9 states and 3182 transitions. [2021-11-20 05:38:32,525 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 510 places, 528 transitions, 2488 flow [2021-11-20 05:38:32,579 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 510 places, 528 transitions, 2488 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-11-20 05:38:32,588 INFO L242 Difference]: Finished difference. Result has 513 places, 518 transitions, 2444 flow [2021-11-20 05:38:32,589 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=373, PETRI_DIFFERENCE_MINUEND_FLOW=2394, PETRI_DIFFERENCE_MINUEND_PLACES=502, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=512, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=506, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=2444, PETRI_PLACES=513, PETRI_TRANSITIONS=518} [2021-11-20 05:38:32,589 INFO L334 CegarLoopForPetriNet]: 361 programPoint places, 152 predicate places. [2021-11-20 05:38:32,589 INFO L470 AbstractCegarLoop]: Abstraction has has 513 places, 518 transitions, 2444 flow [2021-11-20 05:38:32,590 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 352.75) internal successors, (2822), 8 states have internal predecessors, (2822), 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) [2021-11-20 05:38:32,590 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-20 05:38:32,594 INFO L254 CegarLoopForPetriNet]: trace histogram [90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 05:38:32,637 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607a675-ccb0-4cbd-9ac2-473fe0917560/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2021-11-20 05:38:32,802 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607a675-ccb0-4cbd-9ac2-473fe0917560/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 05:38:32,803 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting fErr1ASSERT_VIOLATIONDATA_RACE === [fErr0ASSERT_VIOLATIONDATA_RACE, fErr1ASSERT_VIOLATIONDATA_RACE, fErr2ASSERT_VIOLATIONDATA_RACE, fErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2021-11-20 05:38:32,803 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:38:32,804 INFO L85 PathProgramCache]: Analyzing trace with hash 1419987031, now seen corresponding path program 2 times [2021-11-20 05:38:32,804 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 05:38:32,805 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [421028179] [2021-11-20 05:38:32,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:38:32,805 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 05:38:32,939 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-20 05:38:32,939 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1093795742] [2021-11-20 05:38:32,940 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-20 05:38:32,940 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 05:38:32,940 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607a675-ccb0-4cbd-9ac2-473fe0917560/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:38:32,941 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607a675-ccb0-4cbd-9ac2-473fe0917560/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 05:38:32,946 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e607a675-ccb0-4cbd-9ac2-473fe0917560/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2021-11-20 05:38:33,876 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-20 05:38:33,876 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-20 05:38:33,885 INFO L263 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-20 05:38:33,945 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 05:38:44,354 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-20 05:38:44,366 INFO L354 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2021-11-20 05:38:44,367 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 20 [2021-11-20 05:38:44,394 INFO L354 Elim1Store]: treesize reduction 56, result has 23.3 percent of original size [2021-11-20 05:38:44,395 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 30 treesize of output 32 [2021-11-20 05:38:44,435 INFO L354 Elim1Store]: treesize reduction 104, result has 20.0 percent of original size [2021-11-20 05:38:44,435 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 39 treesize of output 44 [2021-11-20 05:38:44,469 INFO L134 CoverageAnalysis]: Checked inductivity of 364812 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364812 trivial. 0 not checked. [2021-11-20 05:38:44,469 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-20 05:38:44,469 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 05:38:44,469 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [421028179] [2021-11-20 05:38:44,469 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-20 05:38:44,470 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1093795742] [2021-11-20 05:38:44,470 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1093795742] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 05:38:44,470 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 05:38:44,472 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-20 05:38:44,473 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1985543376] [2021-11-20 05:38:44,473 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 05:38:44,477 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-20 05:38:44,478 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 05:38:44,478 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-20 05:38:44,478 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-11-20 05:38:44,480 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 233 out of 373 [2021-11-20 05:38:44,482 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 513 places, 518 transitions, 2444 flow. Second operand has 6 states, 6 states have (on average 244.66666666666666) internal successors, (1468), 6 states have internal predecessors, (1468), 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) [2021-11-20 05:38:44,482 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-20 05:38:44,482 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 233 of 373 [2021-11-20 05:38:44,482 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand