/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-RepeatedSemanticLbeWithDisjunctivePredicates.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix053_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-0e22065b97d0a1f8b3904e080cebe0f05e88d2b7-0e22065 [2021-06-11 15:51:45,411 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-11 15:51:45,413 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-11 15:51:45,442 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-06-11 15:51:45,442 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-06-11 15:51:45,445 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-06-11 15:51:45,447 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-06-11 15:51:45,451 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-06-11 15:51:45,452 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-06-11 15:51:45,455 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-06-11 15:51:45,456 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-06-11 15:51:45,457 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-06-11 15:51:45,457 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-11 15:51:45,459 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-11 15:51:45,460 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-11 15:51:45,460 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-11 15:51:45,462 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-11 15:51:45,463 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-11 15:51:45,465 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-11 15:51:45,469 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-11 15:51:45,470 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-11 15:51:45,471 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-11 15:51:45,471 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-11 15:51:45,473 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-11 15:51:45,477 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-06-11 15:51:45,478 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-06-11 15:51:45,478 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-06-11 15:51:45,479 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-06-11 15:51:45,479 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-06-11 15:51:45,480 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-06-11 15:51:45,480 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-06-11 15:51:45,481 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-06-11 15:51:45,482 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-06-11 15:51:45,482 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-06-11 15:51:45,483 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-06-11 15:51:45,483 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-06-11 15:51:45,483 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-06-11 15:51:45,483 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-06-11 15:51:45,483 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-11 15:51:45,484 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-11 15:51:45,484 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-11 15:51:45,487 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-RepeatedSemanticLbeWithDisjunctivePredicates.epf [2021-06-11 15:51:45,514 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-11 15:51:45,514 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-11 15:51:45,516 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-11 15:51:45,516 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-11 15:51:45,516 INFO L138 SettingsManager]: * Use SBE=true [2021-06-11 15:51:45,516 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-11 15:51:45,516 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-11 15:51:45,516 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-11 15:51:45,517 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-11 15:51:45,517 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-11 15:51:45,517 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-11 15:51:45,517 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-11 15:51:45,517 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-11 15:51:45,518 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-11 15:51:45,518 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-11 15:51:45,518 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-11 15:51:45,518 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-11 15:51:45,518 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-11 15:51:45,518 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-11 15:51:45,518 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-11 15:51:45,518 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-11 15:51:45,518 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-11 15:51:45,519 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-11 15:51:45,519 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-11 15:51:45,519 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-11 15:51:45,519 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-11 15:51:45,519 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-11 15:51:45,519 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=SEMANTIC_BASED_MOVER_CHECK_WITH_PREDICATES_DISJUNCTIVE [2021-06-11 15:51:45,519 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-06-11 15:51:45,519 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-06-11 15:51:45,519 INFO L138 SettingsManager]: * Apply repeated Lipton Reduction=true WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-11 15:51:45,762 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-11 15:51:45,776 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-11 15:51:45,778 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-11 15:51:45,778 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-11 15:51:45,779 INFO L275 PluginConnector]: CDTParser initialized [2021-06-11 15:51:45,779 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix053_tso.opt.i [2021-06-11 15:51:45,821 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/22f215344/18a363a0f50d43a893bba6c391ffef07/FLAG445f2476c [2021-06-11 15:51:46,210 INFO L306 CDTParser]: Found 1 translation units. [2021-06-11 15:51:46,210 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix053_tso.opt.i [2021-06-11 15:51:46,219 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/22f215344/18a363a0f50d43a893bba6c391ffef07/FLAG445f2476c [2021-06-11 15:51:46,228 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/22f215344/18a363a0f50d43a893bba6c391ffef07 [2021-06-11 15:51:46,230 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-11 15:51:46,231 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-11 15:51:46,232 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-11 15:51:46,232 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-11 15:51:46,234 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-11 15:51:46,234 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.06 03:51:46" (1/1) ... [2021-06-11 15:51:46,235 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79eed8cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 03:51:46, skipping insertion in model container [2021-06-11 15:51:46,235 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.06 03:51:46" (1/1) ... [2021-06-11 15:51:46,239 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-11 15:51:46,261 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-11 15:51:46,391 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix053_tso.opt.i[948,961] [2021-06-11 15:51:46,568 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-11 15:51:46,574 INFO L203 MainTranslator]: Completed pre-run [2021-06-11 15:51:46,582 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix053_tso.opt.i[948,961] [2021-06-11 15:51:46,630 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-11 15:51:46,684 INFO L208 MainTranslator]: Completed translation [2021-06-11 15:51:46,684 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 03:51:46 WrapperNode [2021-06-11 15:51:46,685 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-11 15:51:46,686 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-11 15:51:46,687 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-11 15:51:46,687 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-11 15:51:46,691 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 03:51:46" (1/1) ... [2021-06-11 15:51:46,716 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 03:51:46" (1/1) ... [2021-06-11 15:51:46,740 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-11 15:51:46,741 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-11 15:51:46,741 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-11 15:51:46,741 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-11 15:51:46,746 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 03:51:46" (1/1) ... [2021-06-11 15:51:46,747 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 03:51:46" (1/1) ... [2021-06-11 15:51:46,757 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 03:51:46" (1/1) ... [2021-06-11 15:51:46,757 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 03:51:46" (1/1) ... [2021-06-11 15:51:46,767 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 03:51:46" (1/1) ... [2021-06-11 15:51:46,774 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 03:51:46" (1/1) ... [2021-06-11 15:51:46,775 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 03:51:46" (1/1) ... [2021-06-11 15:51:46,778 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-11 15:51:46,778 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-11 15:51:46,779 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-11 15:51:46,779 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-11 15:51:46,782 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 03:51:46" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-11 15:51:46,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-11 15:51:46,828 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-06-11 15:51:46,828 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-11 15:51:46,828 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-11 15:51:46,828 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-06-11 15:51:46,828 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-06-11 15:51:46,829 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-06-11 15:51:46,829 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-06-11 15:51:46,829 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-06-11 15:51:46,829 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-06-11 15:51:46,829 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-06-11 15:51:46,829 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-06-11 15:51:46,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-11 15:51:46,829 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-06-11 15:51:46,829 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-11 15:51:46,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-11 15:51:46,830 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-11 15:51:48,034 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-11 15:51:48,034 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-06-11 15:51:48,035 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.06 03:51:48 BoogieIcfgContainer [2021-06-11 15:51:48,036 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-11 15:51:48,037 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-11 15:51:48,037 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-11 15:51:48,039 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-11 15:51:48,039 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.06 03:51:46" (1/3) ... [2021-06-11 15:51:48,039 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e5a90ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.06 03:51:48, skipping insertion in model container [2021-06-11 15:51:48,039 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 03:51:46" (2/3) ... [2021-06-11 15:51:48,040 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e5a90ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.06 03:51:48, skipping insertion in model container [2021-06-11 15:51:48,040 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.06 03:51:48" (3/3) ... [2021-06-11 15:51:48,041 INFO L111 eAbstractionObserver]: Analyzing ICFG mix053_tso.opt.i [2021-06-11 15:51:48,045 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-11 15:51:48,048 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2021-06-11 15:51:48,049 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-11 15:51:48,073 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,073 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,074 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,074 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,074 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,074 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,074 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,074 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,074 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,074 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,074 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,074 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,075 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,075 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,075 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,075 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,075 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,075 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,075 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,075 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,075 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,075 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,075 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,076 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,076 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,076 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,076 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,076 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,076 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,076 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,076 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,076 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,076 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,077 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,077 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,077 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,077 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,077 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,077 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,077 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,077 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,077 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,077 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,077 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,077 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,077 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,077 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,078 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,078 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,078 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,078 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,078 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,078 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,078 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,078 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,078 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,078 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,078 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,078 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,078 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,078 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,079 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,079 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,079 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,079 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,079 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,079 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,079 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,079 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,079 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,080 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,080 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,080 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,081 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,081 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,081 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,081 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,081 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,081 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,081 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,081 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,081 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,081 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,081 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,081 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,081 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,081 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,082 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,082 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,082 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,082 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,082 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,082 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,082 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,082 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,082 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,082 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,082 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,082 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,082 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,082 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,083 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,083 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,083 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,083 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,083 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,083 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,083 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,084 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,084 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,084 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,085 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,085 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,085 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,085 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,085 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,085 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,085 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,085 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,085 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,085 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,086 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,086 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,086 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,086 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,086 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,086 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,086 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,086 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,086 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,087 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,087 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,087 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,087 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,087 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,087 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,087 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,087 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,087 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,087 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,087 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,087 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,088 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,088 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,088 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,088 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,089 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,090 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,090 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,090 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,091 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,091 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,091 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,091 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,091 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,091 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,091 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,092 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,092 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,092 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,092 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,092 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,092 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,092 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,092 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,092 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,092 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,092 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,092 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,093 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,093 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,093 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,093 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,093 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,093 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,093 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,093 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,094 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,094 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,094 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,094 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,094 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,094 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,095 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,095 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,095 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,095 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,095 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,095 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,096 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,096 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,096 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,096 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:51:48,096 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-06-11 15:51:48,108 INFO L253 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2021-06-11 15:51:48,121 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-06-11 15:51:48,121 INFO L377 AbstractCegarLoop]: Hoare is false [2021-06-11 15:51:48,121 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-11 15:51:48,122 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-11 15:51:48,122 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-11 15:51:48,122 INFO L381 AbstractCegarLoop]: Difference is false [2021-06-11 15:51:48,122 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-11 15:51:48,122 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-06-11 15:51:48,129 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 123 places, 112 transitions, 244 flow [2021-06-11 15:51:48,154 INFO L129 PetriNetUnfolder]: 2/108 cut-off events. [2021-06-11 15:51:48,155 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-11 15:51:48,157 INFO L84 FinitePrefix]: Finished finitePrefix Result has 121 conditions, 108 events. 2/108 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 72 event pairs, 0 based on Foata normal form. 0/104 useless extension candidates. Maximal degree in co-relation 73. Up to 2 conditions per place. [2021-06-11 15:51:48,158 INFO L82 GeneralOperation]: Start removeDead. Operand has 123 places, 112 transitions, 244 flow [2021-06-11 15:51:48,160 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 119 places, 108 transitions, 228 flow [2021-06-11 15:51:48,162 INFO L173 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-06-11 15:51:48,170 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 119 places, 108 transitions, 228 flow [2021-06-11 15:51:48,174 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 119 places, 108 transitions, 228 flow [2021-06-11 15:51:48,178 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 119 places, 108 transitions, 228 flow [2021-06-11 15:51:48,202 INFO L129 PetriNetUnfolder]: 2/108 cut-off events. [2021-06-11 15:51:48,203 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-11 15:51:48,204 INFO L84 FinitePrefix]: Finished finitePrefix Result has 121 conditions, 108 events. 2/108 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 80 event pairs, 0 based on Foata normal form. 0/104 useless extension candidates. Maximal degree in co-relation 73. Up to 2 conditions per place. [2021-06-11 15:51:48,208 INFO L151 LiptonReduction]: Number of co-enabled transitions 2300 [2021-06-11 15:51:48,257 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:48,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:51:48,348 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:48,359 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 15:51:48,360 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:48,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 15:51:48,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 15:51:48,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:48,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:51:48,409 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:48,410 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:51:48,421 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:48,426 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:51:48,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:48,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:51:48,463 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:48,464 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:51:48,475 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:48,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:51:48,505 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:48,506 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:51:48,517 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:48,518 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:51:48,530 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:48,531 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:51:48,549 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:48,550 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:51:48,585 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:48,589 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 15:51:48,590 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:48,591 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 15:51:48,593 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 15:51:48,601 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:48,602 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:51:48,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:48,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:51:48,627 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:48,627 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:51:48,640 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:48,641 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:51:48,654 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:48,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:51:48,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:48,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:51:48,736 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:48,739 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 15:51:48,740 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:48,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 15:51:48,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 15:51:48,799 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:48,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:51:48,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:48,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:51:48,905 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:48,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:51:48,980 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:48,983 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 15:51:48,985 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:48,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 15:51:48,986 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 15:51:49,025 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:49,026 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:51:49,044 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:49,045 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:51:49,085 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:49,091 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 15:51:49,092 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:49,092 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 15:51:49,094 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 15:51:49,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:49,194 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 2, 1] term [2021-06-11 15:51:49,194 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 15:51:49,213 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:49,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:51:49,346 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:49,347 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:51:49,397 INFO L142 QuantifierPusher]: treesize reduction 9, result has 30.8 percent of original size [2021-06-11 15:51:49,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:51:49,440 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:49,441 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:51:49,522 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:49,523 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:51:49,537 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:49,538 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:51:49,556 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:49,557 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:51:49,683 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:49,684 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:51:49,726 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:49,728 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:51:49,743 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:49,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:51:49,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:49,785 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:51:49,799 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:49,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:51:49,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:49,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:51:49,908 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:49,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:51:49,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:49,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:51:49,940 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:49,941 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:51:49,956 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:49,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:51:50,007 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:50,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:51:50,063 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:50,064 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:51:50,242 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 60 [2021-06-11 15:51:50,601 WARN L205 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 83 [2021-06-11 15:51:50,712 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2021-06-11 15:51:50,722 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:50,724 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 15:51:50,729 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:50,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-06-11 15:51:50,731 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 15:51:50,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:50,733 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 3, 3, 2, 1] term [2021-06-11 15:51:50,733 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 15:51:50,735 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:50,737 INFO L147 QuantifierPusher]: treesize reduction 50, result has 50.0 percent of original size 50 [2021-06-11 15:51:50,737 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 15:51:50,738 INFO L142 QuantifierPusher]: treesize reduction 50, result has 68.8 percent of original size [2021-06-11 15:51:50,739 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 3, 2, 1] term [2021-06-11 15:51:50,739 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 15:51:50,740 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:50,742 INFO L147 QuantifierPusher]: treesize reduction 76, result has 39.7 percent of original size 50 [2021-06-11 15:51:50,742 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 3, 2, 3, 2, 1] term [2021-06-11 15:51:50,743 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 15:51:50,744 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:50,747 INFO L147 QuantifierPusher]: treesize reduction 141, result has 44.3 percent of original size 112 [2021-06-11 15:51:50,819 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:50,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:51:50,978 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:50,981 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 15:51:50,982 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:50,983 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 15:51:50,984 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 15:51:50,995 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:50,996 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:51:51,028 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:51,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:51:51,065 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:51,067 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:51:51,094 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:51,106 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:51:51,163 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:51,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:51:51,230 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:51,242 INFO L147 QuantifierPusher]: treesize reduction 80, result has 25.2 percent of original size 27 [2021-06-11 15:51:51,362 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:51,369 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:51:51,515 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:51,517 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:51:51,550 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:51,552 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:51:51,598 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:51,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:51:51,645 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:51,646 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:51:51,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:51,755 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 15:51:51,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:51,756 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 15:51:51,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:51,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 15:51:51,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 15:51:51,758 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 15:51:51,759 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:51,760 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 15:51:51,760 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:51,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-06-11 15:51:51,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-11 15:51:51,761 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 15:51:51,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:51,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-06-11 15:51:51,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-06-11 15:51:51,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:51,944 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 15:51:51,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:51,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 15:51:51,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 15:51:52,038 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:52,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:51:52,106 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:52,107 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:51:52,534 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:52,548 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 15:51:52,549 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:52,549 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 15:51:52,551 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 15:51:52,878 WARN L205 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 120 [2021-06-11 15:51:53,006 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2021-06-11 15:51:53,307 WARN L205 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 120 [2021-06-11 15:51:53,462 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2021-06-11 15:51:53,467 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:53,472 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 15:51:53,473 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:53,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 15:51:53,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 15:51:53,526 INFO L163 LiptonReduction]: Checked pairs total: 6029 [2021-06-11 15:51:53,527 INFO L165 LiptonReduction]: Total number of compositions: 100 [2021-06-11 15:51:53,540 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 5379 [2021-06-11 15:51:53,547 INFO L129 PetriNetUnfolder]: 1/19 cut-off events. [2021-06-11 15:51:53,548 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-11 15:51:53,548 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 15:51:53,548 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 15:51:53,548 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 15:51:53,552 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 15:51:53,552 INFO L82 PathProgramCache]: Analyzing trace with hash -156107703, now seen corresponding path program 1 times [2021-06-11 15:51:53,557 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 15:51:53,557 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1553714524] [2021-06-11 15:51:53,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 15:51:53,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 15:51:53,767 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:53,768 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 15:51:53,779 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 15:51:53,779 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1553714524] [2021-06-11 15:51:53,780 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-11 15:51:53,780 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-06-11 15:51:53,780 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1540510803] [2021-06-11 15:51:53,785 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-11 15:51:53,785 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 15:51:53,792 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-11 15:51:53,794 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-11 15:51:53,819 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 179 out of 212 [2021-06-11 15:51:53,821 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 41 places, 29 transitions, 70 flow. Second operand has 3 states, 3 states have (on average 179.66666666666666) internal successors, (539), 3 states have internal predecessors, (539), 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) [2021-06-11 15:51:53,822 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 15:51:53,822 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 179 of 212 [2021-06-11 15:51:53,822 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 15:51:53,867 INFO L129 PetriNetUnfolder]: 9/53 cut-off events. [2021-06-11 15:51:53,867 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-11 15:51:53,868 INFO L84 FinitePrefix]: Finished finitePrefix Result has 88 conditions, 53 events. 9/53 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 133 event pairs, 3 based on Foata normal form. 12/58 useless extension candidates. Maximal degree in co-relation 77. Up to 17 conditions per place. [2021-06-11 15:51:53,868 INFO L132 encePairwiseOnDemand]: 207/212 looper letters, 5 selfloop transitions, 2 changer transitions 0/28 dead transitions. [2021-06-11 15:51:53,869 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 41 places, 28 transitions, 82 flow [2021-06-11 15:51:53,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-11 15:51:53,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-06-11 15:51:53,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 549 transitions. [2021-06-11 15:51:53,878 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8632075471698113 [2021-06-11 15:51:53,879 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 549 transitions. [2021-06-11 15:51:53,879 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 549 transitions. [2021-06-11 15:51:53,880 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 15:51:53,882 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 549 transitions. [2021-06-11 15:51:53,885 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 183.0) internal successors, (549), 3 states have internal predecessors, (549), 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) [2021-06-11 15:51:53,890 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 212.0) internal successors, (848), 4 states have internal predecessors, (848), 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) [2021-06-11 15:51:53,890 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 212.0) internal successors, (848), 4 states have internal predecessors, (848), 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) [2021-06-11 15:51:53,892 INFO L185 Difference]: Start difference. First operand has 41 places, 29 transitions, 70 flow. Second operand 3 states and 549 transitions. [2021-06-11 15:51:53,892 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 41 places, 28 transitions, 82 flow [2021-06-11 15:51:53,894 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 37 places, 28 transitions, 78 flow, removed 0 selfloop flow, removed 4 redundant places. [2021-06-11 15:51:53,895 INFO L241 Difference]: Finished difference. Result has 37 places, 26 transitions, 64 flow [2021-06-11 15:51:53,896 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=212, PETRI_DIFFERENCE_MINUEND_FLOW=60, PETRI_DIFFERENCE_MINUEND_PLACES=35, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=26, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=24, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=64, PETRI_PLACES=37, PETRI_TRANSITIONS=26} [2021-06-11 15:51:53,896 INFO L343 CegarLoopForPetriNet]: 41 programPoint places, -4 predicate places. [2021-06-11 15:51:53,896 INFO L173 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-06-11 15:51:53,897 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 37 places, 26 transitions, 64 flow [2021-06-11 15:51:53,897 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 37 places, 26 transitions, 64 flow [2021-06-11 15:51:53,897 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 37 places, 26 transitions, 64 flow [2021-06-11 15:51:53,900 INFO L129 PetriNetUnfolder]: 0/26 cut-off events. [2021-06-11 15:51:53,900 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-11 15:51:53,901 INFO L84 FinitePrefix]: Finished finitePrefix Result has 38 conditions, 26 events. 0/26 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 39 event pairs, 0 based on Foata normal form. 0/24 useless extension candidates. Maximal degree in co-relation 0. Up to 2 conditions per place. [2021-06-11 15:51:53,901 INFO L151 LiptonReduction]: Number of co-enabled transitions 328 [2021-06-11 15:51:53,910 INFO L163 LiptonReduction]: Checked pairs total: 362 [2021-06-11 15:51:53,910 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 15:51:53,910 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 14 [2021-06-11 15:51:53,911 INFO L480 AbstractCegarLoop]: Abstraction has has 37 places, 26 transitions, 64 flow [2021-06-11 15:51:53,911 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 179.66666666666666) internal successors, (539), 3 states have internal predecessors, (539), 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) [2021-06-11 15:51:53,911 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 15:51:53,911 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 15:51:53,911 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-06-11 15:51:53,912 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr3INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 15:51:53,912 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 15:51:53,912 INFO L82 PathProgramCache]: Analyzing trace with hash 304392388, now seen corresponding path program 1 times [2021-06-11 15:51:53,912 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 15:51:53,912 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1731538867] [2021-06-11 15:51:53,912 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 15:51:53,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 15:51:53,966 INFO L142 QuantifierPusher]: treesize reduction 3, result has 85.0 percent of original size [2021-06-11 15:51:53,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 15:51:53,973 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 15:51:53,973 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1731538867] [2021-06-11 15:51:53,974 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-11 15:51:53,974 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-06-11 15:51:53,974 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1915057523] [2021-06-11 15:51:53,974 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-11 15:51:53,974 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 15:51:53,975 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-11 15:51:53,975 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-11 15:51:53,976 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 168 out of 212 [2021-06-11 15:51:53,976 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 37 places, 26 transitions, 64 flow. Second operand has 3 states, 3 states have (on average 168.66666666666666) internal successors, (506), 3 states have internal predecessors, (506), 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) [2021-06-11 15:51:53,977 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 15:51:53,977 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 168 of 212 [2021-06-11 15:51:53,977 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 15:51:54,069 INFO L129 PetriNetUnfolder]: 303/648 cut-off events. [2021-06-11 15:51:54,069 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-11 15:51:54,072 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1144 conditions, 648 events. 303/648 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 90. Compared 4071 event pairs, 92 based on Foata normal form. 0/580 useless extension candidates. Maximal degree in co-relation 1135. Up to 287 conditions per place. [2021-06-11 15:51:54,076 INFO L132 encePairwiseOnDemand]: 203/212 looper letters, 7 selfloop transitions, 7 changer transitions 2/33 dead transitions. [2021-06-11 15:51:54,076 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 39 places, 33 transitions, 110 flow [2021-06-11 15:51:54,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-11 15:51:54,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-06-11 15:51:54,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 521 transitions. [2021-06-11 15:51:54,079 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8191823899371069 [2021-06-11 15:51:54,079 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 521 transitions. [2021-06-11 15:51:54,079 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 521 transitions. [2021-06-11 15:51:54,079 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 15:51:54,079 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 521 transitions. [2021-06-11 15:51:54,082 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 173.66666666666666) internal successors, (521), 3 states have internal predecessors, (521), 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) [2021-06-11 15:51:54,084 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 212.0) internal successors, (848), 4 states have internal predecessors, (848), 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) [2021-06-11 15:51:54,084 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 212.0) internal successors, (848), 4 states have internal predecessors, (848), 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) [2021-06-11 15:51:54,084 INFO L185 Difference]: Start difference. First operand has 37 places, 26 transitions, 64 flow. Second operand 3 states and 521 transitions. [2021-06-11 15:51:54,084 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 39 places, 33 transitions, 110 flow [2021-06-11 15:51:54,085 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 37 places, 33 transitions, 106 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-06-11 15:51:54,085 INFO L241 Difference]: Finished difference. Result has 39 places, 31 transitions, 112 flow [2021-06-11 15:51:54,086 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=212, PETRI_DIFFERENCE_MINUEND_FLOW=60, PETRI_DIFFERENCE_MINUEND_PLACES=35, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=26, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=19, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=112, PETRI_PLACES=39, PETRI_TRANSITIONS=31} [2021-06-11 15:51:54,086 INFO L343 CegarLoopForPetriNet]: 41 programPoint places, -2 predicate places. [2021-06-11 15:51:54,086 INFO L173 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-06-11 15:51:54,086 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 39 places, 31 transitions, 112 flow [2021-06-11 15:51:54,087 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 39 places, 31 transitions, 112 flow [2021-06-11 15:51:54,087 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 38 places, 31 transitions, 112 flow [2021-06-11 15:51:54,123 INFO L129 PetriNetUnfolder]: 158/371 cut-off events. [2021-06-11 15:51:54,123 INFO L130 PetriNetUnfolder]: For 52/70 co-relation queries the response was YES. [2021-06-11 15:51:54,124 INFO L84 FinitePrefix]: Finished finitePrefix Result has 777 conditions, 371 events. 158/371 cut-off events. For 52/70 co-relation queries the response was YES. Maximal size of possible extension queue 53. Compared 2156 event pairs, 65 based on Foata normal form. 0/348 useless extension candidates. Maximal degree in co-relation 768. Up to 189 conditions per place. [2021-06-11 15:51:54,127 INFO L151 LiptonReduction]: Number of co-enabled transitions 392 [2021-06-11 15:51:54,156 INFO L163 LiptonReduction]: Checked pairs total: 177 [2021-06-11 15:51:54,156 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 15:51:54,156 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 70 [2021-06-11 15:51:54,158 INFO L480 AbstractCegarLoop]: Abstraction has has 38 places, 31 transitions, 112 flow [2021-06-11 15:51:54,158 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 168.66666666666666) internal successors, (506), 3 states have internal predecessors, (506), 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) [2021-06-11 15:51:54,158 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 15:51:54,158 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 15:51:54,159 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-06-11 15:51:54,159 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr3INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 15:51:54,159 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 15:51:54,159 INFO L82 PathProgramCache]: Analyzing trace with hash -2011386148, now seen corresponding path program 1 times [2021-06-11 15:51:54,159 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 15:51:54,159 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2075069163] [2021-06-11 15:51:54,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 15:51:54,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 15:51:54,228 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:54,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 15:51:54,230 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 15:51:54,231 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2075069163] [2021-06-11 15:51:54,231 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-11 15:51:54,231 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-06-11 15:51:54,231 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1041707271] [2021-06-11 15:51:54,231 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-11 15:51:54,231 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 15:51:54,231 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-11 15:51:54,232 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-11 15:51:54,232 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 179 out of 212 [2021-06-11 15:51:54,233 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 38 places, 31 transitions, 112 flow. Second operand has 3 states, 3 states have (on average 179.66666666666666) internal successors, (539), 3 states have internal predecessors, (539), 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) [2021-06-11 15:51:54,233 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 15:51:54,233 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 179 of 212 [2021-06-11 15:51:54,233 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 15:51:54,258 INFO L129 PetriNetUnfolder]: 133/316 cut-off events. [2021-06-11 15:51:54,259 INFO L130 PetriNetUnfolder]: For 136/267 co-relation queries the response was YES. [2021-06-11 15:51:54,259 INFO L84 FinitePrefix]: Finished finitePrefix Result has 746 conditions, 316 events. 133/316 cut-off events. For 136/267 co-relation queries the response was YES. Maximal size of possible extension queue 43. Compared 1660 event pairs, 38 based on Foata normal form. 5/298 useless extension candidates. Maximal degree in co-relation 735. Up to 163 conditions per place. [2021-06-11 15:51:54,261 INFO L132 encePairwiseOnDemand]: 208/212 looper letters, 5 selfloop transitions, 5 changer transitions 0/35 dead transitions. [2021-06-11 15:51:54,261 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 40 places, 35 transitions, 152 flow [2021-06-11 15:51:54,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-11 15:51:54,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-06-11 15:51:54,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 544 transitions. [2021-06-11 15:51:54,262 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8553459119496856 [2021-06-11 15:51:54,262 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 544 transitions. [2021-06-11 15:51:54,262 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 544 transitions. [2021-06-11 15:51:54,262 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 15:51:54,263 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 544 transitions. [2021-06-11 15:51:54,263 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 181.33333333333334) internal successors, (544), 3 states have internal predecessors, (544), 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) [2021-06-11 15:51:54,264 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 212.0) internal successors, (848), 4 states have internal predecessors, (848), 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) [2021-06-11 15:51:54,265 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 212.0) internal successors, (848), 4 states have internal predecessors, (848), 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) [2021-06-11 15:51:54,265 INFO L185 Difference]: Start difference. First operand has 38 places, 31 transitions, 112 flow. Second operand 3 states and 544 transitions. [2021-06-11 15:51:54,265 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 40 places, 35 transitions, 152 flow [2021-06-11 15:51:54,273 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 38 places, 35 transitions, 134 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-06-11 15:51:54,274 INFO L241 Difference]: Finished difference. Result has 39 places, 35 transitions, 139 flow [2021-06-11 15:51:54,274 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=212, PETRI_DIFFERENCE_MINUEND_FLOW=98, PETRI_DIFFERENCE_MINUEND_PLACES=36, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=31, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=26, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=139, PETRI_PLACES=39, PETRI_TRANSITIONS=35} [2021-06-11 15:51:54,274 INFO L343 CegarLoopForPetriNet]: 41 programPoint places, -2 predicate places. [2021-06-11 15:51:54,274 INFO L173 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-06-11 15:51:54,275 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 39 places, 35 transitions, 139 flow [2021-06-11 15:51:54,275 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 39 places, 35 transitions, 139 flow [2021-06-11 15:51:54,275 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 39 places, 35 transitions, 139 flow [2021-06-11 15:51:54,300 INFO L129 PetriNetUnfolder]: 133/338 cut-off events. [2021-06-11 15:51:54,300 INFO L130 PetriNetUnfolder]: For 62/119 co-relation queries the response was YES. [2021-06-11 15:51:54,300 INFO L84 FinitePrefix]: Finished finitePrefix Result has 677 conditions, 338 events. 133/338 cut-off events. For 62/119 co-relation queries the response was YES. Maximal size of possible extension queue 45. Compared 1971 event pairs, 49 based on Foata normal form. 0/314 useless extension candidates. Maximal degree in co-relation 667. Up to 163 conditions per place. [2021-06-11 15:51:54,303 INFO L151 LiptonReduction]: Number of co-enabled transitions 464 [2021-06-11 15:51:54,306 INFO L163 LiptonReduction]: Checked pairs total: 209 [2021-06-11 15:51:54,306 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 15:51:54,306 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 32 [2021-06-11 15:51:54,309 INFO L480 AbstractCegarLoop]: Abstraction has has 39 places, 35 transitions, 139 flow [2021-06-11 15:51:54,309 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 179.66666666666666) internal successors, (539), 3 states have internal predecessors, (539), 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) [2021-06-11 15:51:54,309 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 15:51:54,309 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 15:51:54,310 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-06-11 15:51:54,310 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr3INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 15:51:54,310 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 15:51:54,310 INFO L82 PathProgramCache]: Analyzing trace with hash -896202482, now seen corresponding path program 1 times [2021-06-11 15:51:54,310 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 15:51:54,310 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [859643097] [2021-06-11 15:51:54,310 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 15:51:54,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 15:51:54,379 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:54,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 15:51:54,381 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 15:51:54,381 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [859643097] [2021-06-11 15:51:54,381 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-11 15:51:54,381 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-06-11 15:51:54,381 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [721361697] [2021-06-11 15:51:54,382 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-11 15:51:54,382 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 15:51:54,382 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-11 15:51:54,382 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-11 15:51:54,383 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 178 out of 212 [2021-06-11 15:51:54,383 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 39 places, 35 transitions, 139 flow. Second operand has 3 states, 3 states have (on average 178.66666666666666) internal successors, (536), 3 states have internal predecessors, (536), 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) [2021-06-11 15:51:54,383 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 15:51:54,383 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 178 of 212 [2021-06-11 15:51:54,383 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 15:51:54,414 INFO L129 PetriNetUnfolder]: 117/295 cut-off events. [2021-06-11 15:51:54,415 INFO L130 PetriNetUnfolder]: For 170/365 co-relation queries the response was YES. [2021-06-11 15:51:54,415 INFO L84 FinitePrefix]: Finished finitePrefix Result has 687 conditions, 295 events. 117/295 cut-off events. For 170/365 co-relation queries the response was YES. Maximal size of possible extension queue 40. Compared 1586 event pairs, 30 based on Foata normal form. 3/277 useless extension candidates. Maximal degree in co-relation 675. Up to 143 conditions per place. [2021-06-11 15:51:54,417 INFO L132 encePairwiseOnDemand]: 208/212 looper letters, 5 selfloop transitions, 5 changer transitions 0/39 dead transitions. [2021-06-11 15:51:54,417 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 41 places, 39 transitions, 175 flow [2021-06-11 15:51:54,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-11 15:51:54,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-06-11 15:51:54,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 541 transitions. [2021-06-11 15:51:54,419 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.85062893081761 [2021-06-11 15:51:54,419 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 541 transitions. [2021-06-11 15:51:54,419 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 541 transitions. [2021-06-11 15:51:54,419 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 15:51:54,419 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 541 transitions. [2021-06-11 15:51:54,420 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 180.33333333333334) internal successors, (541), 3 states have internal predecessors, (541), 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) [2021-06-11 15:51:54,421 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 212.0) internal successors, (848), 4 states have internal predecessors, (848), 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) [2021-06-11 15:51:54,421 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 212.0) internal successors, (848), 4 states have internal predecessors, (848), 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) [2021-06-11 15:51:54,422 INFO L185 Difference]: Start difference. First operand has 39 places, 35 transitions, 139 flow. Second operand 3 states and 541 transitions. [2021-06-11 15:51:54,422 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 41 places, 39 transitions, 175 flow [2021-06-11 15:51:54,423 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 40 places, 39 transitions, 170 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-06-11 15:51:54,424 INFO L241 Difference]: Finished difference. Result has 41 places, 39 transitions, 175 flow [2021-06-11 15:51:54,424 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=212, PETRI_DIFFERENCE_MINUEND_FLOW=134, PETRI_DIFFERENCE_MINUEND_PLACES=38, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=35, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=30, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=175, PETRI_PLACES=41, PETRI_TRANSITIONS=39} [2021-06-11 15:51:54,424 INFO L343 CegarLoopForPetriNet]: 41 programPoint places, 0 predicate places. [2021-06-11 15:51:54,424 INFO L173 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-06-11 15:51:54,424 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 41 places, 39 transitions, 175 flow [2021-06-11 15:51:54,424 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 41 places, 39 transitions, 175 flow [2021-06-11 15:51:54,425 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 41 places, 39 transitions, 175 flow [2021-06-11 15:51:54,444 INFO L129 PetriNetUnfolder]: 117/291 cut-off events. [2021-06-11 15:51:54,444 INFO L130 PetriNetUnfolder]: For 132/278 co-relation queries the response was YES. [2021-06-11 15:51:54,445 INFO L84 FinitePrefix]: Finished finitePrefix Result has 678 conditions, 291 events. 117/291 cut-off events. For 132/278 co-relation queries the response was YES. Maximal size of possible extension queue 39. Compared 1645 event pairs, 17 based on Foata normal form. 0/272 useless extension candidates. Maximal degree in co-relation 666. Up to 143 conditions per place. [2021-06-11 15:51:54,447 INFO L151 LiptonReduction]: Number of co-enabled transitions 532 [2021-06-11 15:51:54,497 INFO L163 LiptonReduction]: Checked pairs total: 287 [2021-06-11 15:51:54,497 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 15:51:54,497 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 73 [2021-06-11 15:51:54,497 INFO L480 AbstractCegarLoop]: Abstraction has has 41 places, 39 transitions, 175 flow [2021-06-11 15:51:54,498 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 178.66666666666666) internal successors, (536), 3 states have internal predecessors, (536), 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) [2021-06-11 15:51:54,498 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 15:51:54,498 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 15:51:54,498 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-06-11 15:51:54,498 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr3INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 15:51:54,498 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 15:51:54,498 INFO L82 PathProgramCache]: Analyzing trace with hash 329106934, now seen corresponding path program 1 times [2021-06-11 15:51:54,499 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 15:51:54,499 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [645314750] [2021-06-11 15:51:54,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 15:51:54,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 15:51:54,544 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:54,545 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 15:51:54,548 INFO L142 QuantifierPusher]: treesize reduction 11, result has 54.2 percent of original size [2021-06-11 15:51:54,549 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 15:51:54,554 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:54,554 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:51:54,555 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 15:51:54,555 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [645314750] [2021-06-11 15:51:54,555 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-11 15:51:54,555 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-11 15:51:54,555 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [692487738] [2021-06-11 15:51:54,555 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-11 15:51:54,555 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 15:51:54,556 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-11 15:51:54,556 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-11 15:51:54,556 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 169 out of 212 [2021-06-11 15:51:54,557 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 41 places, 39 transitions, 175 flow. Second operand has 4 states, 4 states have (on average 169.75) internal successors, (679), 4 states have internal predecessors, (679), 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) [2021-06-11 15:51:54,557 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 15:51:54,557 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 169 of 212 [2021-06-11 15:51:54,557 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 15:51:54,697 INFO L129 PetriNetUnfolder]: 894/1669 cut-off events. [2021-06-11 15:51:54,697 INFO L130 PetriNetUnfolder]: For 313/475 co-relation queries the response was YES. [2021-06-11 15:51:54,702 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3632 conditions, 1669 events. 894/1669 cut-off events. For 313/475 co-relation queries the response was YES. Maximal size of possible extension queue 283. Compared 12258 event pairs, 290 based on Foata normal form. 116/1453 useless extension candidates. Maximal degree in co-relation 3618. Up to 825 conditions per place. [2021-06-11 15:51:54,708 INFO L132 encePairwiseOnDemand]: 204/212 looper letters, 10 selfloop transitions, 12 changer transitions 0/53 dead transitions. [2021-06-11 15:51:54,709 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 45 places, 53 transitions, 247 flow [2021-06-11 15:51:54,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-11 15:51:54,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-06-11 15:51:54,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 869 transitions. [2021-06-11 15:51:54,711 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.819811320754717 [2021-06-11 15:51:54,711 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 869 transitions. [2021-06-11 15:51:54,711 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 869 transitions. [2021-06-11 15:51:54,711 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 15:51:54,711 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 869 transitions. [2021-06-11 15:51:54,713 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 173.8) internal successors, (869), 5 states have internal predecessors, (869), 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) [2021-06-11 15:51:54,715 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 212.0) internal successors, (1272), 6 states have internal predecessors, (1272), 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) [2021-06-11 15:51:54,715 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 212.0) internal successors, (1272), 6 states have internal predecessors, (1272), 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) [2021-06-11 15:51:54,715 INFO L185 Difference]: Start difference. First operand has 41 places, 39 transitions, 175 flow. Second operand 5 states and 869 transitions. [2021-06-11 15:51:54,715 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 45 places, 53 transitions, 247 flow [2021-06-11 15:51:54,717 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 44 places, 53 transitions, 242 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-06-11 15:51:54,718 INFO L241 Difference]: Finished difference. Result has 47 places, 49 transitions, 254 flow [2021-06-11 15:51:54,718 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=212, PETRI_DIFFERENCE_MINUEND_FLOW=170, PETRI_DIFFERENCE_MINUEND_PLACES=40, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=39, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=32, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=254, PETRI_PLACES=47, PETRI_TRANSITIONS=49} [2021-06-11 15:51:54,718 INFO L343 CegarLoopForPetriNet]: 41 programPoint places, 6 predicate places. [2021-06-11 15:51:54,718 INFO L173 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-06-11 15:51:54,718 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 47 places, 49 transitions, 254 flow [2021-06-11 15:51:54,718 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 47 places, 49 transitions, 254 flow [2021-06-11 15:51:54,719 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 47 places, 49 transitions, 254 flow [2021-06-11 15:51:54,828 INFO L129 PetriNetUnfolder]: 781/1551 cut-off events. [2021-06-11 15:51:54,828 INFO L130 PetriNetUnfolder]: For 1051/1637 co-relation queries the response was YES. [2021-06-11 15:51:54,833 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4424 conditions, 1551 events. 781/1551 cut-off events. For 1051/1637 co-relation queries the response was YES. Maximal size of possible extension queue 273. Compared 11936 event pairs, 301 based on Foata normal form. 14/1357 useless extension candidates. Maximal degree in co-relation 4408. Up to 1039 conditions per place. [2021-06-11 15:51:54,844 INFO L151 LiptonReduction]: Number of co-enabled transitions 832 [2021-06-11 15:51:54,884 INFO L163 LiptonReduction]: Checked pairs total: 302 [2021-06-11 15:51:54,885 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 15:51:54,885 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 167 [2021-06-11 15:51:54,887 INFO L480 AbstractCegarLoop]: Abstraction has has 47 places, 49 transitions, 254 flow [2021-06-11 15:51:54,888 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 169.75) internal successors, (679), 4 states have internal predecessors, (679), 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) [2021-06-11 15:51:54,888 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 15:51:54,888 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 15:51:54,888 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-06-11 15:51:54,888 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr3INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 15:51:54,891 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 15:51:54,891 INFO L82 PathProgramCache]: Analyzing trace with hash -431133756, now seen corresponding path program 1 times [2021-06-11 15:51:54,891 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 15:51:54,891 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [105063002] [2021-06-11 15:51:54,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 15:51:54,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 15:51:54,939 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:54,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:51:54,940 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:54,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 15:51:54,942 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 15:51:54,942 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [105063002] [2021-06-11 15:51:54,942 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-11 15:51:54,942 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-11 15:51:54,942 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [986118322] [2021-06-11 15:51:54,943 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-11 15:51:54,943 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 15:51:54,943 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-11 15:51:54,943 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-11 15:51:54,943 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 178 out of 212 [2021-06-11 15:51:54,944 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 47 places, 49 transitions, 254 flow. Second operand has 3 states, 3 states have (on average 179.0) internal successors, (537), 3 states have internal predecessors, (537), 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) [2021-06-11 15:51:54,944 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 15:51:54,944 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 178 of 212 [2021-06-11 15:51:54,944 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 15:51:55,070 INFO L129 PetriNetUnfolder]: 1028/1985 cut-off events. [2021-06-11 15:51:55,070 INFO L130 PetriNetUnfolder]: For 2085/2879 co-relation queries the response was YES. [2021-06-11 15:51:55,077 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5785 conditions, 1985 events. 1028/1985 cut-off events. For 2085/2879 co-relation queries the response was YES. Maximal size of possible extension queue 328. Compared 15505 event pairs, 437 based on Foata normal form. 66/1771 useless extension candidates. Maximal degree in co-relation 5767. Up to 1376 conditions per place. [2021-06-11 15:51:55,085 INFO L132 encePairwiseOnDemand]: 209/212 looper letters, 4 selfloop transitions, 6 changer transitions 0/49 dead transitions. [2021-06-11 15:51:55,085 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 49 places, 49 transitions, 274 flow [2021-06-11 15:51:55,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-11 15:51:55,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-06-11 15:51:55,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 540 transitions. [2021-06-11 15:51:55,087 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8490566037735849 [2021-06-11 15:51:55,087 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 540 transitions. [2021-06-11 15:51:55,087 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 540 transitions. [2021-06-11 15:51:55,087 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 15:51:55,087 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 540 transitions. [2021-06-11 15:51:55,089 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 180.0) internal successors, (540), 3 states have internal predecessors, (540), 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) [2021-06-11 15:51:55,090 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 212.0) internal successors, (848), 4 states have internal predecessors, (848), 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) [2021-06-11 15:51:55,090 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 212.0) internal successors, (848), 4 states have internal predecessors, (848), 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) [2021-06-11 15:51:55,090 INFO L185 Difference]: Start difference. First operand has 47 places, 49 transitions, 254 flow. Second operand 3 states and 540 transitions. [2021-06-11 15:51:55,090 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 49 places, 49 transitions, 274 flow [2021-06-11 15:51:55,098 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 49 places, 49 transitions, 274 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-06-11 15:51:55,099 INFO L241 Difference]: Finished difference. Result has 50 places, 49 transitions, 274 flow [2021-06-11 15:51:55,099 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=212, PETRI_DIFFERENCE_MINUEND_FLOW=254, PETRI_DIFFERENCE_MINUEND_PLACES=47, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=49, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=43, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=274, PETRI_PLACES=50, PETRI_TRANSITIONS=49} [2021-06-11 15:51:55,099 INFO L343 CegarLoopForPetriNet]: 41 programPoint places, 9 predicate places. [2021-06-11 15:51:55,099 INFO L173 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-06-11 15:51:55,099 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 50 places, 49 transitions, 274 flow [2021-06-11 15:51:55,100 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 50 places, 49 transitions, 274 flow [2021-06-11 15:51:55,100 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 50 places, 49 transitions, 274 flow [2021-06-11 15:51:55,213 INFO L129 PetriNetUnfolder]: 1093/2125 cut-off events. [2021-06-11 15:51:55,213 INFO L130 PetriNetUnfolder]: For 1675/2484 co-relation queries the response was YES. [2021-06-11 15:51:55,220 INFO L84 FinitePrefix]: Finished finitePrefix Result has 6186 conditions, 2125 events. 1093/2125 cut-off events. For 1675/2484 co-relation queries the response was YES. Maximal size of possible extension queue 389. Compared 17284 event pairs, 463 based on Foata normal form. 13/1865 useless extension candidates. Maximal degree in co-relation 6168. Up to 1538 conditions per place. [2021-06-11 15:51:55,235 INFO L151 LiptonReduction]: Number of co-enabled transitions 832 [2021-06-11 15:51:55,254 INFO L163 LiptonReduction]: Checked pairs total: 302 [2021-06-11 15:51:55,254 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 15:51:55,254 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 155 [2021-06-11 15:51:55,254 INFO L480 AbstractCegarLoop]: Abstraction has has 50 places, 49 transitions, 274 flow [2021-06-11 15:51:55,255 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 179.0) internal successors, (537), 3 states have internal predecessors, (537), 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) [2021-06-11 15:51:55,255 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 15:51:55,255 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 15:51:55,255 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-06-11 15:51:55,255 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr3INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 15:51:55,255 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 15:51:55,255 INFO L82 PathProgramCache]: Analyzing trace with hash -1924246261, now seen corresponding path program 1 times [2021-06-11 15:51:55,255 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 15:51:55,255 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [447065029] [2021-06-11 15:51:55,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 15:51:55,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 15:51:55,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:55,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 15:51:55,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:55,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 15:51:55,333 INFO L142 QuantifierPusher]: treesize reduction 11, result has 54.2 percent of original size [2021-06-11 15:51:55,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 15:51:55,338 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:55,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:51:55,339 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 15:51:55,339 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [447065029] [2021-06-11 15:51:55,339 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-11 15:51:55,339 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-11 15:51:55,339 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1733699083] [2021-06-11 15:51:55,340 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-11 15:51:55,340 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 15:51:55,340 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-11 15:51:55,340 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-06-11 15:51:55,341 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 169 out of 212 [2021-06-11 15:51:55,341 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 50 places, 49 transitions, 274 flow. Second operand has 5 states, 5 states have (on average 169.8) internal successors, (849), 5 states have internal predecessors, (849), 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) [2021-06-11 15:51:55,341 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 15:51:55,342 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 169 of 212 [2021-06-11 15:51:55,342 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 15:51:55,519 INFO L129 PetriNetUnfolder]: 1034/2042 cut-off events. [2021-06-11 15:51:55,520 INFO L130 PetriNetUnfolder]: For 2995/5135 co-relation queries the response was YES. [2021-06-11 15:51:55,527 INFO L84 FinitePrefix]: Finished finitePrefix Result has 7634 conditions, 2042 events. 1034/2042 cut-off events. For 2995/5135 co-relation queries the response was YES. Maximal size of possible extension queue 335. Compared 16233 event pairs, 118 based on Foata normal form. 484/2288 useless extension candidates. Maximal degree in co-relation 7614. Up to 1434 conditions per place. [2021-06-11 15:51:55,535 INFO L132 encePairwiseOnDemand]: 204/212 looper letters, 10 selfloop transitions, 22 changer transitions 0/63 dead transitions. [2021-06-11 15:51:55,536 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 56 places, 63 transitions, 419 flow [2021-06-11 15:51:55,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-11 15:51:55,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-06-11 15:51:55,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 1217 transitions. [2021-06-11 15:51:55,538 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8200808625336927 [2021-06-11 15:51:55,538 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 1217 transitions. [2021-06-11 15:51:55,538 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 1217 transitions. [2021-06-11 15:51:55,539 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 15:51:55,539 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 1217 transitions. [2021-06-11 15:51:55,540 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 173.85714285714286) internal successors, (1217), 7 states have internal predecessors, (1217), 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) [2021-06-11 15:51:55,542 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 212.0) internal successors, (1696), 8 states have internal predecessors, (1696), 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) [2021-06-11 15:51:55,542 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 212.0) internal successors, (1696), 8 states have internal predecessors, (1696), 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) [2021-06-11 15:51:55,542 INFO L185 Difference]: Start difference. First operand has 50 places, 49 transitions, 274 flow. Second operand 7 states and 1217 transitions. [2021-06-11 15:51:55,542 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 56 places, 63 transitions, 419 flow [2021-06-11 15:51:55,552 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 55 places, 63 transitions, 409 flow, removed 2 selfloop flow, removed 1 redundant places. [2021-06-11 15:51:55,554 INFO L241 Difference]: Finished difference. Result has 58 places, 59 transitions, 412 flow [2021-06-11 15:51:55,554 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=212, PETRI_DIFFERENCE_MINUEND_FLOW=264, PETRI_DIFFERENCE_MINUEND_PLACES=49, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=49, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=12, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=32, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=412, PETRI_PLACES=58, PETRI_TRANSITIONS=59} [2021-06-11 15:51:55,554 INFO L343 CegarLoopForPetriNet]: 41 programPoint places, 17 predicate places. [2021-06-11 15:51:55,554 INFO L173 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-06-11 15:51:55,554 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 58 places, 59 transitions, 412 flow [2021-06-11 15:51:55,554 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 58 places, 59 transitions, 412 flow [2021-06-11 15:51:55,555 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 58 places, 59 transitions, 412 flow [2021-06-11 15:51:55,667 INFO L129 PetriNetUnfolder]: 990/2010 cut-off events. [2021-06-11 15:51:55,667 INFO L130 PetriNetUnfolder]: For 8101/12505 co-relation queries the response was YES. [2021-06-11 15:51:55,676 INFO L84 FinitePrefix]: Finished finitePrefix Result has 8932 conditions, 2010 events. 990/2010 cut-off events. For 8101/12505 co-relation queries the response was YES. Maximal size of possible extension queue 343. Compared 16362 event pairs, 112 based on Foata normal form. 43/1827 useless extension candidates. Maximal degree in co-relation 8910. Up to 1422 conditions per place. [2021-06-11 15:51:55,692 INFO L151 LiptonReduction]: Number of co-enabled transitions 1132 [2021-06-11 15:51:55,698 INFO L163 LiptonReduction]: Checked pairs total: 454 [2021-06-11 15:51:55,699 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 15:51:55,699 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 145 [2021-06-11 15:51:55,699 INFO L480 AbstractCegarLoop]: Abstraction has has 58 places, 59 transitions, 412 flow [2021-06-11 15:51:55,699 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 169.8) internal successors, (849), 5 states have internal predecessors, (849), 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) [2021-06-11 15:51:55,699 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 15:51:55,700 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 15:51:55,700 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-06-11 15:51:55,700 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr3INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 15:51:55,700 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 15:51:55,700 INFO L82 PathProgramCache]: Analyzing trace with hash 649660010, now seen corresponding path program 1 times [2021-06-11 15:51:55,700 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 15:51:55,700 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [204091047] [2021-06-11 15:51:55,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 15:51:55,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 15:51:55,737 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:55,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 15:51:55,739 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:55,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 15:51:55,742 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:55,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 15:51:55,746 INFO L142 QuantifierPusher]: treesize reduction 11, result has 54.2 percent of original size [2021-06-11 15:51:55,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 15:51:55,752 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:55,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:51:55,753 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 15:51:55,753 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [204091047] [2021-06-11 15:51:55,753 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-11 15:51:55,753 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-06-11 15:51:55,753 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1012750411] [2021-06-11 15:51:55,753 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-11 15:51:55,753 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 15:51:55,753 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-11 15:51:55,754 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-06-11 15:51:55,754 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 169 out of 212 [2021-06-11 15:51:55,755 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 58 places, 59 transitions, 412 flow. Second operand has 6 states, 6 states have (on average 169.83333333333334) internal successors, (1019), 6 states have internal predecessors, (1019), 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) [2021-06-11 15:51:55,755 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 15:51:55,755 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 169 of 212 [2021-06-11 15:51:55,755 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 15:51:55,981 INFO L129 PetriNetUnfolder]: 896/1809 cut-off events. [2021-06-11 15:51:55,981 INFO L130 PetriNetUnfolder]: For 8495/15278 co-relation queries the response was YES. [2021-06-11 15:51:55,988 INFO L84 FinitePrefix]: Finished finitePrefix Result has 9594 conditions, 1809 events. 896/1809 cut-off events. For 8495/15278 co-relation queries the response was YES. Maximal size of possible extension queue 319. Compared 14363 event pairs, 25 based on Foata normal form. 670/2260 useless extension candidates. Maximal degree in co-relation 9570. Up to 1328 conditions per place. [2021-06-11 15:51:55,996 INFO L132 encePairwiseOnDemand]: 204/212 looper letters, 6 selfloop transitions, 32 changer transitions 4/73 dead transitions. [2021-06-11 15:51:55,996 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 66 places, 73 transitions, 630 flow [2021-06-11 15:51:55,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-11 15:51:55,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-06-11 15:51:55,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1565 transitions. [2021-06-11 15:51:55,999 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.820230607966457 [2021-06-11 15:51:55,999 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 1565 transitions. [2021-06-11 15:51:55,999 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 1565 transitions. [2021-06-11 15:51:56,000 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 15:51:56,000 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 1565 transitions. [2021-06-11 15:51:56,002 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 173.88888888888889) internal successors, (1565), 9 states have internal predecessors, (1565), 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) [2021-06-11 15:51:56,005 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 212.0) internal successors, (2120), 10 states have internal predecessors, (2120), 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) [2021-06-11 15:51:56,006 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 212.0) internal successors, (2120), 10 states have internal predecessors, (2120), 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) [2021-06-11 15:51:56,006 INFO L185 Difference]: Start difference. First operand has 58 places, 59 transitions, 412 flow. Second operand 9 states and 1565 transitions. [2021-06-11 15:51:56,006 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 66 places, 73 transitions, 630 flow [2021-06-11 15:51:56,043 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 63 places, 73 transitions, 575 flow, removed 17 selfloop flow, removed 3 redundant places. [2021-06-11 15:51:56,045 INFO L241 Difference]: Finished difference. Result has 66 places, 69 transitions, 554 flow [2021-06-11 15:51:56,045 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=212, PETRI_DIFFERENCE_MINUEND_FLOW=358, PETRI_DIFFERENCE_MINUEND_PLACES=55, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=59, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=26, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=32, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=554, PETRI_PLACES=66, PETRI_TRANSITIONS=69} [2021-06-11 15:51:56,045 INFO L343 CegarLoopForPetriNet]: 41 programPoint places, 25 predicate places. [2021-06-11 15:51:56,045 INFO L173 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-06-11 15:51:56,045 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 66 places, 69 transitions, 554 flow [2021-06-11 15:51:56,046 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 66 places, 69 transitions, 554 flow [2021-06-11 15:51:56,046 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 66 places, 69 transitions, 554 flow [2021-06-11 15:51:56,146 INFO L129 PetriNetUnfolder]: 859/1771 cut-off events. [2021-06-11 15:51:56,146 INFO L130 PetriNetUnfolder]: For 11150/13972 co-relation queries the response was YES. [2021-06-11 15:51:56,153 INFO L84 FinitePrefix]: Finished finitePrefix Result has 8726 conditions, 1771 events. 859/1771 cut-off events. For 11150/13972 co-relation queries the response was YES. Maximal size of possible extension queue 330. Compared 14568 event pairs, 19 based on Foata normal form. 2/1534 useless extension candidates. Maximal degree in co-relation 8701. Up to 961 conditions per place. [2021-06-11 15:51:56,168 INFO L151 LiptonReduction]: Number of co-enabled transitions 1262 [2021-06-11 15:51:56,185 INFO L163 LiptonReduction]: Checked pairs total: 599 [2021-06-11 15:51:56,186 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 15:51:56,186 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 141 [2021-06-11 15:51:56,186 INFO L480 AbstractCegarLoop]: Abstraction has has 66 places, 69 transitions, 554 flow [2021-06-11 15:51:56,187 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 169.83333333333334) internal successors, (1019), 6 states have internal predecessors, (1019), 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) [2021-06-11 15:51:56,187 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 15:51:56,187 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 15:51:56,187 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-06-11 15:51:56,187 INFO L428 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr3INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 15:51:56,187 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 15:51:56,187 INFO L82 PathProgramCache]: Analyzing trace with hash -1423757358, now seen corresponding path program 1 times [2021-06-11 15:51:56,187 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 15:51:56,188 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1331790377] [2021-06-11 15:51:56,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 15:51:56,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 15:51:56,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:56,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 15:51:56,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:56,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 15:51:56,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:56,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 15:51:56,272 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:56,272 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 15:51:56,277 INFO L142 QuantifierPusher]: treesize reduction 11, result has 54.2 percent of original size [2021-06-11 15:51:56,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 15:51:56,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:56,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:51:56,285 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 15:51:56,285 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1331790377] [2021-06-11 15:51:56,285 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-11 15:51:56,285 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-11 15:51:56,285 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [861209723] [2021-06-11 15:51:56,286 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-11 15:51:56,286 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 15:51:56,289 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-11 15:51:56,289 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-06-11 15:51:56,290 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 169 out of 212 [2021-06-11 15:51:56,290 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 66 places, 69 transitions, 554 flow. Second operand has 7 states, 7 states have (on average 169.85714285714286) internal successors, (1189), 7 states have internal predecessors, (1189), 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) [2021-06-11 15:51:56,290 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 15:51:56,290 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 169 of 212 [2021-06-11 15:51:56,291 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 15:51:56,497 INFO L129 PetriNetUnfolder]: 821/1684 cut-off events. [2021-06-11 15:51:56,498 INFO L130 PetriNetUnfolder]: For 10468/14793 co-relation queries the response was YES. [2021-06-11 15:51:56,507 INFO L84 FinitePrefix]: Finished finitePrefix Result has 9735 conditions, 1684 events. 821/1684 cut-off events. For 10468/14793 co-relation queries the response was YES. Maximal size of possible extension queue 318. Compared 13540 event pairs, 15 based on Foata normal form. 485/1949 useless extension candidates. Maximal degree in co-relation 9708. Up to 892 conditions per place. [2021-06-11 15:51:56,513 INFO L132 encePairwiseOnDemand]: 204/212 looper letters, 2 selfloop transitions, 37 changer transitions 10/75 dead transitions. [2021-06-11 15:51:56,513 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 76 places, 75 transitions, 708 flow [2021-06-11 15:51:56,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-11 15:51:56,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2021-06-11 15:51:56,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 1905 transitions. [2021-06-11 15:51:56,517 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8168953687821612 [2021-06-11 15:51:56,517 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 1905 transitions. [2021-06-11 15:51:56,517 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 1905 transitions. [2021-06-11 15:51:56,518 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 15:51:56,518 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 1905 transitions. [2021-06-11 15:51:56,520 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 173.1818181818182) internal successors, (1905), 11 states have internal predecessors, (1905), 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) [2021-06-11 15:51:56,523 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 212.0) internal successors, (2544), 12 states have internal predecessors, (2544), 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) [2021-06-11 15:51:56,523 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 212.0) internal successors, (2544), 12 states have internal predecessors, (2544), 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) [2021-06-11 15:51:56,524 INFO L185 Difference]: Start difference. First operand has 66 places, 69 transitions, 554 flow. Second operand 11 states and 1905 transitions. [2021-06-11 15:51:56,524 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 76 places, 75 transitions, 708 flow [2021-06-11 15:51:56,651 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 71 places, 75 transitions, 595 flow, removed 36 selfloop flow, removed 5 redundant places. [2021-06-11 15:51:56,652 INFO L241 Difference]: Finished difference. Result has 74 places, 65 transitions, 512 flow [2021-06-11 15:51:56,652 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=212, PETRI_DIFFERENCE_MINUEND_FLOW=442, PETRI_DIFFERENCE_MINUEND_PLACES=61, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=69, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=36, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=32, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=512, PETRI_PLACES=74, PETRI_TRANSITIONS=65} [2021-06-11 15:51:56,653 INFO L343 CegarLoopForPetriNet]: 41 programPoint places, 33 predicate places. [2021-06-11 15:51:56,653 INFO L173 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-06-11 15:51:56,653 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 74 places, 65 transitions, 512 flow [2021-06-11 15:51:56,653 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 74 places, 65 transitions, 512 flow [2021-06-11 15:51:56,653 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 73 places, 65 transitions, 512 flow [2021-06-11 15:51:56,718 INFO L129 PetriNetUnfolder]: 451/945 cut-off events. [2021-06-11 15:51:56,718 INFO L130 PetriNetUnfolder]: For 3271/3620 co-relation queries the response was YES. [2021-06-11 15:51:56,722 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4175 conditions, 945 events. 451/945 cut-off events. For 3271/3620 co-relation queries the response was YES. Maximal size of possible extension queue 189. Compared 7026 event pairs, 5 based on Foata normal form. 1/834 useless extension candidates. Maximal degree in co-relation 4147. Up to 320 conditions per place. [2021-06-11 15:51:56,732 INFO L151 LiptonReduction]: Number of co-enabled transitions 972 [2021-06-11 15:51:56,749 INFO L163 LiptonReduction]: Checked pairs total: 439 [2021-06-11 15:51:56,749 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 15:51:56,749 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 96 [2021-06-11 15:51:56,750 INFO L480 AbstractCegarLoop]: Abstraction has has 73 places, 65 transitions, 512 flow [2021-06-11 15:51:56,751 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 169.85714285714286) internal successors, (1189), 7 states have internal predecessors, (1189), 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) [2021-06-11 15:51:56,751 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 15:51:56,751 INFO L263 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] [2021-06-11 15:51:56,751 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-06-11 15:51:56,752 INFO L428 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr3INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 15:51:56,752 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 15:51:56,752 INFO L82 PathProgramCache]: Analyzing trace with hash 243740420, now seen corresponding path program 1 times [2021-06-11 15:51:56,752 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 15:51:56,752 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [219547165] [2021-06-11 15:51:56,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 15:51:56,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 15:51:56,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:56,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:51:56,813 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:56,813 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 15:51:56,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:56,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 15:51:56,818 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 15:51:56,818 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [219547165] [2021-06-11 15:51:56,819 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-11 15:51:56,819 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-11 15:51:56,819 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [440633540] [2021-06-11 15:51:56,819 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-11 15:51:56,819 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 15:51:56,819 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-11 15:51:56,819 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-11 15:51:56,820 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 177 out of 212 [2021-06-11 15:51:56,821 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 73 places, 65 transitions, 512 flow. Second operand has 4 states, 4 states have (on average 178.0) internal successors, (712), 4 states have internal predecessors, (712), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 15:51:56,821 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 15:51:56,821 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 177 of 212 [2021-06-11 15:51:56,821 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 15:51:56,945 INFO L129 PetriNetUnfolder]: 810/1683 cut-off events. [2021-06-11 15:51:56,945 INFO L130 PetriNetUnfolder]: For 6268/7232 co-relation queries the response was YES. [2021-06-11 15:51:56,951 INFO L84 FinitePrefix]: Finished finitePrefix Result has 7496 conditions, 1683 events. 810/1683 cut-off events. For 6268/7232 co-relation queries the response was YES. Maximal size of possible extension queue 338. Compared 13502 event pairs, 16 based on Foata normal form. 2/1451 useless extension candidates. Maximal degree in co-relation 7466. Up to 576 conditions per place. [2021-06-11 15:51:56,955 INFO L132 encePairwiseOnDemand]: 209/212 looper letters, 4 selfloop transitions, 3 changer transitions 2/67 dead transitions. [2021-06-11 15:51:56,955 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 76 places, 67 transitions, 534 flow [2021-06-11 15:51:56,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-11 15:51:56,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-06-11 15:51:56,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 714 transitions. [2021-06-11 15:51:56,957 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8419811320754716 [2021-06-11 15:51:56,957 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 714 transitions. [2021-06-11 15:51:56,957 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 714 transitions. [2021-06-11 15:51:56,957 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 15:51:56,957 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 714 transitions. [2021-06-11 15:51:56,958 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 178.5) internal successors, (714), 4 states have internal predecessors, (714), 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) [2021-06-11 15:51:56,959 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 212.0) internal successors, (1060), 5 states have internal predecessors, (1060), 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) [2021-06-11 15:51:56,959 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 212.0) internal successors, (1060), 5 states have internal predecessors, (1060), 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) [2021-06-11 15:51:56,960 INFO L185 Difference]: Start difference. First operand has 73 places, 65 transitions, 512 flow. Second operand 4 states and 714 transitions. [2021-06-11 15:51:56,960 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 76 places, 67 transitions, 534 flow [2021-06-11 15:51:57,068 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 64 places, 67 transitions, 405 flow, removed 26 selfloop flow, removed 12 redundant places. [2021-06-11 15:51:57,069 INFO L241 Difference]: Finished difference. Result has 66 places, 65 transitions, 396 flow [2021-06-11 15:51:57,069 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=212, PETRI_DIFFERENCE_MINUEND_FLOW=383, PETRI_DIFFERENCE_MINUEND_PLACES=61, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=65, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=62, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=396, PETRI_PLACES=66, PETRI_TRANSITIONS=65} [2021-06-11 15:51:57,069 INFO L343 CegarLoopForPetriNet]: 41 programPoint places, 25 predicate places. [2021-06-11 15:51:57,069 INFO L173 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-06-11 15:51:57,069 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 66 places, 65 transitions, 396 flow [2021-06-11 15:51:57,070 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 66 places, 65 transitions, 396 flow [2021-06-11 15:51:57,070 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 66 places, 65 transitions, 396 flow [2021-06-11 15:51:57,135 INFO L129 PetriNetUnfolder]: 701/1439 cut-off events. [2021-06-11 15:51:57,135 INFO L130 PetriNetUnfolder]: For 2905/2976 co-relation queries the response was YES. [2021-06-11 15:51:57,140 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5318 conditions, 1439 events. 701/1439 cut-off events. For 2905/2976 co-relation queries the response was YES. Maximal size of possible extension queue 291. Compared 11434 event pairs, 10 based on Foata normal form. 0/1274 useless extension candidates. Maximal degree in co-relation 5294. Up to 488 conditions per place. [2021-06-11 15:51:57,148 INFO L151 LiptonReduction]: Number of co-enabled transitions 906 [2021-06-11 15:51:57,165 INFO L163 LiptonReduction]: Checked pairs total: 406 [2021-06-11 15:51:57,165 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 15:51:57,165 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 96 [2021-06-11 15:51:57,166 INFO L480 AbstractCegarLoop]: Abstraction has has 66 places, 65 transitions, 396 flow [2021-06-11 15:51:57,166 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 178.0) internal successors, (712), 4 states have internal predecessors, (712), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 15:51:57,166 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 15:51:57,166 INFO L263 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] [2021-06-11 15:51:57,166 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-06-11 15:51:57,166 INFO L428 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr3INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 15:51:57,166 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 15:51:57,166 INFO L82 PathProgramCache]: Analyzing trace with hash -1167496090, now seen corresponding path program 2 times [2021-06-11 15:51:57,167 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 15:51:57,167 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1276597268] [2021-06-11 15:51:57,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 15:51:57,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 15:51:57,206 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:57,206 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:51:57,206 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:57,207 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 15:51:57,209 INFO L142 QuantifierPusher]: treesize reduction 3, result has 85.0 percent of original size [2021-06-11 15:51:57,209 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 15:51:57,215 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 15:51:57,216 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1276597268] [2021-06-11 15:51:57,216 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-11 15:51:57,216 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-11 15:51:57,216 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [467114318] [2021-06-11 15:51:57,216 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-11 15:51:57,216 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 15:51:57,216 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-11 15:51:57,216 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-06-11 15:51:57,217 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 168 out of 212 [2021-06-11 15:51:57,217 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 66 places, 65 transitions, 396 flow. Second operand has 4 states, 4 states have (on average 170.0) internal successors, (680), 4 states have internal predecessors, (680), 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) [2021-06-11 15:51:57,218 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 15:51:57,218 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 168 of 212 [2021-06-11 15:51:57,218 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 15:51:57,337 INFO L129 PetriNetUnfolder]: 897/1826 cut-off events. [2021-06-11 15:51:57,337 INFO L130 PetriNetUnfolder]: For 3721/3816 co-relation queries the response was YES. [2021-06-11 15:51:57,343 INFO L84 FinitePrefix]: Finished finitePrefix Result has 6877 conditions, 1826 events. 897/1826 cut-off events. For 3721/3816 co-relation queries the response was YES. Maximal size of possible extension queue 396. Compared 14727 event pairs, 16 based on Foata normal form. 5/1607 useless extension candidates. Maximal degree in co-relation 6851. Up to 608 conditions per place. [2021-06-11 15:51:57,348 INFO L132 encePairwiseOnDemand]: 204/212 looper letters, 13 selfloop transitions, 10 changer transitions 0/71 dead transitions. [2021-06-11 15:51:57,348 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 69 places, 71 transitions, 478 flow [2021-06-11 15:51:57,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-11 15:51:57,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-06-11 15:51:57,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 688 transitions. [2021-06-11 15:51:57,349 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8113207547169812 [2021-06-11 15:51:57,349 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 688 transitions. [2021-06-11 15:51:57,350 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 688 transitions. [2021-06-11 15:51:57,350 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 15:51:57,350 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 688 transitions. [2021-06-11 15:51:57,351 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 172.0) internal successors, (688), 4 states have internal predecessors, (688), 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) [2021-06-11 15:51:57,352 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 212.0) internal successors, (1060), 5 states have internal predecessors, (1060), 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) [2021-06-11 15:51:57,352 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 212.0) internal successors, (1060), 5 states have internal predecessors, (1060), 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) [2021-06-11 15:51:57,352 INFO L185 Difference]: Start difference. First operand has 66 places, 65 transitions, 396 flow. Second operand 4 states and 688 transitions. [2021-06-11 15:51:57,352 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 69 places, 71 transitions, 478 flow [2021-06-11 15:51:57,458 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 68 places, 71 transitions, 477 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-06-11 15:51:57,459 INFO L241 Difference]: Finished difference. Result has 70 places, 68 transitions, 451 flow [2021-06-11 15:51:57,459 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=212, PETRI_DIFFERENCE_MINUEND_FLOW=395, PETRI_DIFFERENCE_MINUEND_PLACES=65, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=65, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=7, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=55, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=451, PETRI_PLACES=70, PETRI_TRANSITIONS=68} [2021-06-11 15:51:57,459 INFO L343 CegarLoopForPetriNet]: 41 programPoint places, 29 predicate places. [2021-06-11 15:51:57,459 INFO L173 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-06-11 15:51:57,459 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 70 places, 68 transitions, 451 flow [2021-06-11 15:51:57,459 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 70 places, 68 transitions, 451 flow [2021-06-11 15:51:57,460 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 70 places, 68 transitions, 451 flow [2021-06-11 15:51:57,548 INFO L129 PetriNetUnfolder]: 869/1767 cut-off events. [2021-06-11 15:51:57,548 INFO L130 PetriNetUnfolder]: For 3675/3776 co-relation queries the response was YES. [2021-06-11 15:51:57,554 INFO L84 FinitePrefix]: Finished finitePrefix Result has 6631 conditions, 1767 events. 869/1767 cut-off events. For 3675/3776 co-relation queries the response was YES. Maximal size of possible extension queue 374. Compared 14417 event pairs, 19 based on Foata normal form. 0/1563 useless extension candidates. Maximal degree in co-relation 6604. Up to 584 conditions per place. [2021-06-11 15:51:57,563 INFO L151 LiptonReduction]: Number of co-enabled transitions 974 [2021-06-11 15:51:57,579 INFO L163 LiptonReduction]: Checked pairs total: 489 [2021-06-11 15:51:57,579 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 15:51:57,579 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 120 [2021-06-11 15:51:57,580 INFO L480 AbstractCegarLoop]: Abstraction has has 70 places, 68 transitions, 451 flow [2021-06-11 15:51:57,580 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 170.0) internal successors, (680), 4 states have internal predecessors, (680), 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) [2021-06-11 15:51:57,580 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 15:51:57,580 INFO L263 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] [2021-06-11 15:51:57,580 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-06-11 15:51:57,580 INFO L428 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr3INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 15:51:57,581 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 15:51:57,581 INFO L82 PathProgramCache]: Analyzing trace with hash 97756802, now seen corresponding path program 3 times [2021-06-11 15:51:57,581 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 15:51:57,581 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1740622172] [2021-06-11 15:51:57,581 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 15:51:57,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 15:51:57,620 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:57,621 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 15:51:57,624 INFO L142 QuantifierPusher]: treesize reduction 9, result has 70.0 percent of original size [2021-06-11 15:51:57,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 15:51:57,633 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:57,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 15:51:57,639 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:57,640 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 15:51:57,643 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 15:51:57,643 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1740622172] [2021-06-11 15:51:57,643 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-11 15:51:57,643 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-11 15:51:57,643 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [741406647] [2021-06-11 15:51:57,643 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-11 15:51:57,643 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 15:51:57,644 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-11 15:51:57,644 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-06-11 15:51:57,644 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 153 out of 212 [2021-06-11 15:51:57,645 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 70 places, 68 transitions, 451 flow. Second operand has 6 states, 6 states have (on average 154.0) internal successors, (924), 6 states have internal predecessors, (924), 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) [2021-06-11 15:51:57,645 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 15:51:57,645 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 153 of 212 [2021-06-11 15:51:57,645 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 15:51:57,873 INFO L129 PetriNetUnfolder]: 1543/3059 cut-off events. [2021-06-11 15:51:57,873 INFO L130 PetriNetUnfolder]: For 7780/8299 co-relation queries the response was YES. [2021-06-11 15:51:57,884 INFO L84 FinitePrefix]: Finished finitePrefix Result has 11544 conditions, 3059 events. 1543/3059 cut-off events. For 7780/8299 co-relation queries the response was YES. Maximal size of possible extension queue 696. Compared 26438 event pairs, 13 based on Foata normal form. 58/2727 useless extension candidates. Maximal degree in co-relation 11515. Up to 1000 conditions per place. [2021-06-11 15:51:57,888 INFO L132 encePairwiseOnDemand]: 206/212 looper letters, 2 selfloop transitions, 5 changer transitions 38/75 dead transitions. [2021-06-11 15:51:57,888 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 76 places, 75 transitions, 529 flow [2021-06-11 15:51:57,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-11 15:51:57,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-06-11 15:51:57,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 1081 transitions. [2021-06-11 15:51:57,890 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7284366576819407 [2021-06-11 15:51:57,890 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 1081 transitions. [2021-06-11 15:51:57,890 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 1081 transitions. [2021-06-11 15:51:57,891 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 15:51:57,891 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 1081 transitions. [2021-06-11 15:51:57,892 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 154.42857142857142) internal successors, (1081), 7 states have internal predecessors, (1081), 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) [2021-06-11 15:51:57,894 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 212.0) internal successors, (1696), 8 states have internal predecessors, (1696), 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) [2021-06-11 15:51:57,894 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 212.0) internal successors, (1696), 8 states have internal predecessors, (1696), 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) [2021-06-11 15:51:57,894 INFO L185 Difference]: Start difference. First operand has 70 places, 68 transitions, 451 flow. Second operand 7 states and 1081 transitions. [2021-06-11 15:51:57,894 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 76 places, 75 transitions, 529 flow [2021-06-11 15:51:58,154 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 76 places, 75 transitions, 527 flow, removed 1 selfloop flow, removed 0 redundant places. [2021-06-11 15:51:58,155 INFO L241 Difference]: Finished difference. Result has 78 places, 37 transitions, 229 flow [2021-06-11 15:51:58,155 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=212, PETRI_DIFFERENCE_MINUEND_FLOW=449, PETRI_DIFFERENCE_MINUEND_PLACES=70, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=68, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=63, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=229, PETRI_PLACES=78, PETRI_TRANSITIONS=37} [2021-06-11 15:51:58,155 INFO L343 CegarLoopForPetriNet]: 41 programPoint places, 37 predicate places. [2021-06-11 15:51:58,155 INFO L173 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-06-11 15:51:58,155 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 78 places, 37 transitions, 229 flow [2021-06-11 15:51:58,155 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 78 places, 37 transitions, 229 flow [2021-06-11 15:51:58,156 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 68 places, 37 transitions, 229 flow [2021-06-11 15:51:58,161 INFO L129 PetriNetUnfolder]: 33/84 cut-off events. [2021-06-11 15:51:58,161 INFO L130 PetriNetUnfolder]: For 103/107 co-relation queries the response was YES. [2021-06-11 15:51:58,161 INFO L84 FinitePrefix]: Finished finitePrefix Result has 277 conditions, 84 events. 33/84 cut-off events. For 103/107 co-relation queries the response was YES. Maximal size of possible extension queue 16. Compared 234 event pairs, 0 based on Foata normal form. 0/77 useless extension candidates. Maximal degree in co-relation 251. Up to 27 conditions per place. [2021-06-11 15:51:58,161 INFO L151 LiptonReduction]: Number of co-enabled transitions 106 [2021-06-11 15:51:58,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:58,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:51:58,300 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:51:58,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:51:58,308 INFO L163 LiptonReduction]: Checked pairs total: 10 [2021-06-11 15:51:58,308 INFO L165 LiptonReduction]: Total number of compositions: 2 [2021-06-11 15:51:58,308 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 153 [2021-06-11 15:51:58,308 INFO L480 AbstractCegarLoop]: Abstraction has has 66 places, 35 transitions, 225 flow [2021-06-11 15:51:58,309 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 154.0) internal successors, (924), 6 states have internal predecessors, (924), 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) [2021-06-11 15:51:58,309 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 15:51:58,309 INFO L263 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] [2021-06-11 15:51:58,309 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-06-11 15:51:58,309 INFO L428 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr3INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 15:51:58,309 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 15:51:58,309 INFO L82 PathProgramCache]: Analyzing trace with hash 657426870, now seen corresponding path program 4 times [2021-06-11 15:51:58,309 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 15:51:58,309 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1309241363] [2021-06-11 15:51:58,309 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 15:51:58,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-06-11 15:51:58,353 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-06-11 15:51:58,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-06-11 15:51:58,387 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-06-11 15:51:58,417 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-06-11 15:51:58,417 INFO L634 BasicCegarLoop]: Counterexample might be feasible [2021-06-11 15:51:58,418 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-06-11 15:51:58,516 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.06 03:51:58 BasicIcfg [2021-06-11 15:51:58,516 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-11 15:51:58,519 INFO L168 Benchmark]: Toolchain (without parser) took 12285.79 ms. Allocated memory was 358.6 MB in the beginning and 706.7 MB in the end (delta: 348.1 MB). Free memory was 320.9 MB in the beginning and 639.6 MB in the end (delta: -318.7 MB). Peak memory consumption was 29.9 MB. Max. memory is 16.0 GB. [2021-06-11 15:51:58,519 INFO L168 Benchmark]: CDTParser took 0.50 ms. Allocated memory is still 358.6 MB. Free memory was 338.9 MB in the beginning and 338.7 MB in the end (delta: 136.5 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-06-11 15:51:58,519 INFO L168 Benchmark]: CACSL2BoogieTranslator took 454.13 ms. Allocated memory is still 358.6 MB. Free memory was 320.8 MB in the beginning and 318.2 MB in the end (delta: 2.6 MB). Peak memory consumption was 7.3 MB. Max. memory is 16.0 GB. [2021-06-11 15:51:58,519 INFO L168 Benchmark]: Boogie Procedure Inliner took 54.26 ms. Allocated memory is still 358.6 MB. Free memory was 318.2 MB in the beginning and 316.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-06-11 15:51:58,519 INFO L168 Benchmark]: Boogie Preprocessor took 36.75 ms. Allocated memory is still 358.6 MB. Free memory was 316.1 MB in the beginning and 314.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-06-11 15:51:58,519 INFO L168 Benchmark]: RCFGBuilder took 1257.35 ms. Allocated memory is still 358.6 MB. Free memory was 314.0 MB in the beginning and 302.0 MB in the end (delta: 12.0 MB). Peak memory consumption was 156.7 MB. Max. memory is 16.0 GB. [2021-06-11 15:51:58,520 INFO L168 Benchmark]: TraceAbstraction took 10479.19 ms. Allocated memory was 358.6 MB in the beginning and 706.7 MB in the end (delta: 348.1 MB). Free memory was 302.0 MB in the beginning and 639.6 MB in the end (delta: -337.7 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.0 GB. [2021-06-11 15:51:58,520 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.50 ms. Allocated memory is still 358.6 MB. Free memory was 338.9 MB in the beginning and 338.7 MB in the end (delta: 136.5 kB). There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 454.13 ms. Allocated memory is still 358.6 MB. Free memory was 320.8 MB in the beginning and 318.2 MB in the end (delta: 2.6 MB). Peak memory consumption was 7.3 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 54.26 ms. Allocated memory is still 358.6 MB. Free memory was 318.2 MB in the beginning and 316.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 36.75 ms. Allocated memory is still 358.6 MB. Free memory was 316.1 MB in the beginning and 314.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 1257.35 ms. Allocated memory is still 358.6 MB. Free memory was 314.0 MB in the beginning and 302.0 MB in the end (delta: 12.0 MB). Peak memory consumption was 156.7 MB. Max. memory is 16.0 GB. * TraceAbstraction took 10479.19 ms. Allocated memory was 358.6 MB in the beginning and 706.7 MB in the end (delta: 348.1 MB). Free memory was 302.0 MB in the beginning and 639.6 MB in the end (delta: -337.7 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 5352.9ms, 119 PlacesBefore, 41 PlacesAfterwards, 108 TransitionsBefore, 29 TransitionsAfterwards, 2300 CoEnabledTransitionPairs, 8 FixpointIterations, 39 TrivialSequentialCompositions, 57 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 3 ConcurrentYvCompositions, 1 ChoiceCompositions, 100 TotalNumberOfCompositions, 6029 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2684, positive: 2514, positive conditional: 2514, positive unconditional: 0, negative: 170, negative conditional: 170, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 2684, positive: 2514, positive conditional: 0, positive unconditional: 2514, negative: 170, negative conditional: 0, negative unconditional: 170, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2684, positive: 2514, positive conditional: 0, positive unconditional: 2514, negative: 170, negative conditional: 0, negative unconditional: 170, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1847, positive: 1784, positive conditional: 0, positive unconditional: 1784, negative: 63, negative conditional: 0, negative unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1847, positive: 1757, positive conditional: 0, positive unconditional: 1757, negative: 90, negative conditional: 0, negative unconditional: 90, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 90, positive: 27, positive conditional: 0, positive unconditional: 27, negative: 63, negative conditional: 0, negative unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 657, positive: 88, positive conditional: 0, positive unconditional: 88, negative: 568, negative conditional: 0, negative unconditional: 568, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2684, positive: 730, positive conditional: 0, positive unconditional: 730, negative: 107, negative conditional: 0, negative unconditional: 107, unknown: 1847, unknown conditional: 0, unknown unconditional: 1847] , Statistics on independence cache: Total cache size (in pairs): 1847, Positive cache size: 1784, Positive conditional cache size: 0, Positive unconditional cache size: 1784, Negative cache size: 63, Negative conditional cache size: 0, Negative unconditional cache size: 63, Eliminated conditions: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 13.1ms, 37 PlacesBefore, 37 PlacesAfterwards, 26 TransitionsBefore, 26 TransitionsAfterwards, 328 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 362 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 119, positive: 97, positive conditional: 97, positive unconditional: 0, negative: 22, negative conditional: 22, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 119, positive: 97, positive conditional: 0, positive unconditional: 97, negative: 22, negative conditional: 0, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 119, positive: 97, positive conditional: 0, positive unconditional: 97, negative: 22, negative conditional: 0, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 2, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 7, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 119, positive: 96, positive conditional: 0, positive unconditional: 96, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 3, unknown conditional: 0, unknown unconditional: 3] , Statistics on independence cache: Total cache size (in pairs): 1850, Positive cache size: 1785, Positive conditional cache size: 0, Positive unconditional cache size: 1785, Negative cache size: 65, Negative conditional cache size: 0, Negative unconditional cache size: 65, Eliminated conditions: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 69.1ms, 39 PlacesBefore, 38 PlacesAfterwards, 31 TransitionsBefore, 31 TransitionsAfterwards, 392 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 177 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 47, positive: 38, positive conditional: 38, positive unconditional: 0, negative: 9, negative conditional: 9, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 47, positive: 38, positive conditional: 0, positive unconditional: 38, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 47, positive: 38, positive conditional: 0, positive unconditional: 38, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 17, positive: 15, positive conditional: 0, positive unconditional: 15, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 17, positive: 14, positive conditional: 0, positive unconditional: 14, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 3, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 24, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 19, negative conditional: 0, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 47, positive: 23, positive conditional: 0, positive unconditional: 23, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 17, unknown conditional: 0, unknown unconditional: 17] , Statistics on independence cache: Total cache size (in pairs): 1867, Positive cache size: 1800, Positive conditional cache size: 0, Positive unconditional cache size: 1800, Negative cache size: 67, Negative conditional cache size: 0, Negative unconditional cache size: 67, Eliminated conditions: 6 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 31.6ms, 39 PlacesBefore, 39 PlacesAfterwards, 35 TransitionsBefore, 35 TransitionsAfterwards, 464 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 209 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 53, positive: 44, positive conditional: 44, positive unconditional: 0, negative: 9, negative conditional: 9, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 53, positive: 44, positive conditional: 0, positive unconditional: 44, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 53, positive: 44, positive conditional: 0, positive unconditional: 44, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 5, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 5, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 53, positive: 39, positive conditional: 0, positive unconditional: 39, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 5, unknown conditional: 0, unknown unconditional: 5] , Statistics on independence cache: Total cache size (in pairs): 1872, Positive cache size: 1805, Positive conditional cache size: 0, Positive unconditional cache size: 1805, Negative cache size: 67, Negative conditional cache size: 0, Negative unconditional cache size: 67, Eliminated conditions: 13 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 72.4ms, 41 PlacesBefore, 41 PlacesAfterwards, 39 TransitionsBefore, 39 TransitionsAfterwards, 532 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 287 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 79, positive: 68, positive conditional: 68, positive unconditional: 0, negative: 11, negative conditional: 11, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 79, positive: 68, positive conditional: 0, positive unconditional: 68, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 79, positive: 68, positive conditional: 0, positive unconditional: 68, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 8, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 8, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 2, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 43, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 43, negative conditional: 0, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 79, positive: 62, positive conditional: 0, positive unconditional: 62, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 8, unknown conditional: 0, unknown unconditional: 8] , Statistics on independence cache: Total cache size (in pairs): 1880, Positive cache size: 1811, Positive conditional cache size: 0, Positive unconditional cache size: 1811, Negative cache size: 69, Negative conditional cache size: 0, Negative unconditional cache size: 69, Eliminated conditions: 14 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 166.3ms, 47 PlacesBefore, 47 PlacesAfterwards, 49 TransitionsBefore, 49 TransitionsAfterwards, 832 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 302 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 99, positive: 90, positive conditional: 90, positive unconditional: 0, negative: 9, negative conditional: 9, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 99, positive: 90, positive conditional: 10, positive unconditional: 80, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 99, positive: 90, positive conditional: 10, positive unconditional: 80, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 5, positive: 5, positive conditional: 4, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 5, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 99, positive: 85, positive conditional: 6, positive unconditional: 79, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 5, unknown conditional: 4, unknown unconditional: 1] , Statistics on independence cache: Total cache size (in pairs): 1885, Positive cache size: 1816, Positive conditional cache size: 4, Positive unconditional cache size: 1812, Negative cache size: 69, Negative conditional cache size: 0, Negative unconditional cache size: 69, Eliminated conditions: 31 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 154.2ms, 50 PlacesBefore, 50 PlacesAfterwards, 49 TransitionsBefore, 49 TransitionsAfterwards, 832 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 302 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 99, positive: 90, positive conditional: 90, positive unconditional: 0, negative: 9, negative conditional: 9, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 99, positive: 90, positive conditional: 10, positive unconditional: 80, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 99, positive: 90, positive conditional: 10, positive unconditional: 80, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 99, positive: 90, positive conditional: 10, positive unconditional: 80, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1885, Positive cache size: 1816, Positive conditional cache size: 4, Positive unconditional cache size: 1812, Negative cache size: 69, Negative conditional cache size: 0, Negative unconditional cache size: 69, Eliminated conditions: 36 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 144.2ms, 58 PlacesBefore, 58 PlacesAfterwards, 59 TransitionsBefore, 59 TransitionsAfterwards, 1132 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 454 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 222, positive: 211, positive conditional: 211, positive unconditional: 0, negative: 11, negative conditional: 11, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 222, positive: 211, positive conditional: 80, positive unconditional: 131, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 222, positive: 211, positive conditional: 80, positive unconditional: 131, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 7, positive: 7, positive conditional: 6, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 7, positive: 7, positive conditional: 0, positive unconditional: 7, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 222, positive: 204, positive conditional: 74, positive unconditional: 130, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 7, unknown conditional: 6, unknown unconditional: 1] , Statistics on independence cache: Total cache size (in pairs): 1892, Positive cache size: 1823, Positive conditional cache size: 10, Positive unconditional cache size: 1813, Negative cache size: 69, Negative conditional cache size: 0, Negative unconditional cache size: 69, Eliminated conditions: 35 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 140.0ms, 66 PlacesBefore, 66 PlacesAfterwards, 69 TransitionsBefore, 69 TransitionsAfterwards, 1262 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 599 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 169, positive: 156, positive conditional: 156, positive unconditional: 0, negative: 13, negative conditional: 13, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 169, positive: 156, positive conditional: 91, positive unconditional: 65, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 169, positive: 156, positive conditional: 91, positive unconditional: 65, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 169, positive: 154, positive conditional: 89, positive unconditional: 65, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 2, unknown conditional: 2, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1894, Positive cache size: 1825, Positive conditional cache size: 12, Positive unconditional cache size: 1813, Negative cache size: 69, Negative conditional cache size: 0, Negative unconditional cache size: 69, Eliminated conditions: 32 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 96.0ms, 74 PlacesBefore, 73 PlacesAfterwards, 65 TransitionsBefore, 65 TransitionsAfterwards, 972 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 439 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 200, positive: 189, positive conditional: 189, positive unconditional: 0, negative: 11, negative conditional: 11, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 200, positive: 189, positive conditional: 130, positive unconditional: 59, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 200, positive: 189, positive conditional: 130, positive unconditional: 59, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 6, positive: 6, positive conditional: 6, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 6, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 200, positive: 183, positive conditional: 124, positive unconditional: 59, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 6, unknown conditional: 6, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1900, Positive cache size: 1831, Positive conditional cache size: 18, Positive unconditional cache size: 1813, Negative cache size: 69, Negative conditional cache size: 0, Negative unconditional cache size: 69, Eliminated conditions: 31 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 95.5ms, 66 PlacesBefore, 66 PlacesAfterwards, 65 TransitionsBefore, 65 TransitionsAfterwards, 906 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 406 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 135, positive: 124, positive conditional: 124, positive unconditional: 0, negative: 11, negative conditional: 11, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 135, positive: 124, positive conditional: 77, positive unconditional: 47, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 135, positive: 124, positive conditional: 77, positive unconditional: 47, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 6, positive: 6, positive conditional: 6, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 6, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 135, positive: 118, positive conditional: 71, positive unconditional: 47, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 6, unknown conditional: 6, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1906, Positive cache size: 1837, Positive conditional cache size: 24, Positive unconditional cache size: 1813, Negative cache size: 69, Negative conditional cache size: 0, Negative unconditional cache size: 69, Eliminated conditions: 29 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 119.9ms, 70 PlacesBefore, 70 PlacesAfterwards, 68 TransitionsBefore, 68 TransitionsAfterwards, 974 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 489 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 52, positive: 39, positive conditional: 39, positive unconditional: 0, negative: 13, negative conditional: 13, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 52, positive: 39, positive conditional: 13, positive unconditional: 26, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 52, positive: 39, positive conditional: 13, positive unconditional: 26, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 52, positive: 39, positive conditional: 13, positive unconditional: 26, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1906, Positive cache size: 1837, Positive conditional cache size: 24, Positive unconditional cache size: 1813, Negative cache size: 69, Negative conditional cache size: 0, Negative unconditional cache size: 69, Eliminated conditions: 26 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 152.3ms, 78 PlacesBefore, 66 PlacesAfterwards, 37 TransitionsBefore, 35 TransitionsAfterwards, 106 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 2 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 2 TotalNumberOfCompositions, 10 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 10, positive: 10, positive conditional: 10, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 10, positive: 10, positive conditional: 4, positive unconditional: 6, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 10, positive: 10, positive conditional: 4, positive unconditional: 6, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3, positive: 3, positive conditional: 1, positive unconditional: 2, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 10, positive: 7, positive conditional: 3, positive unconditional: 4, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 3, unknown conditional: 1, unknown unconditional: 2] , Statistics on independence cache: Total cache size (in pairs): 1909, Positive cache size: 1840, Positive conditional cache size: 25, Positive unconditional cache size: 1815, Negative cache size: 69, Negative conditional cache size: 0, Negative unconditional cache size: 69, Eliminated conditions: 0 - CounterExampleResult [Line: 18]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L710] 0 int __unbuffered_cnt = 0; [L712] 0 int __unbuffered_p2_EAX = 0; [L714] 0 int __unbuffered_p3_EAX = 0; [L716] 0 int a = 0; [L717] 0 _Bool main$tmp_guard0; [L718] 0 _Bool main$tmp_guard1; [L720] 0 int x = 0; [L722] 0 int y = 0; [L724] 0 int z = 0; [L725] 0 _Bool z$flush_delayed; [L726] 0 int z$mem_tmp; [L727] 0 _Bool z$r_buff0_thd0; [L728] 0 _Bool z$r_buff0_thd1; [L729] 0 _Bool z$r_buff0_thd2; [L730] 0 _Bool z$r_buff0_thd3; [L731] 0 _Bool z$r_buff0_thd4; [L732] 0 _Bool z$r_buff1_thd0; [L733] 0 _Bool z$r_buff1_thd1; [L734] 0 _Bool z$r_buff1_thd2; [L735] 0 _Bool z$r_buff1_thd3; [L736] 0 _Bool z$r_buff1_thd4; [L737] 0 _Bool z$read_delayed; [L738] 0 int *z$read_delayed_var; [L739] 0 int z$w_buff0; [L740] 0 _Bool z$w_buff0_used; [L741] 0 int z$w_buff1; [L742] 0 _Bool z$w_buff1_used; [L743] 0 _Bool weak$$choice0; [L744] 0 _Bool weak$$choice2; [L844] 0 pthread_t t1437; [L845] FCALL, FORK 0 pthread_create(&t1437, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L846] 0 pthread_t t1438; [L847] FCALL, FORK 0 pthread_create(&t1438, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L848] 0 pthread_t t1439; [L849] FCALL, FORK 0 pthread_create(&t1439, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L850] 0 pthread_t t1440; [L851] FCALL, FORK 0 pthread_create(&t1440, ((void *)0), P3, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L806] 4 z$w_buff1 = z$w_buff0 [L807] 4 z$w_buff0 = 1 [L808] 4 z$w_buff1_used = z$w_buff0_used [L809] 4 z$w_buff0_used = (_Bool)1 [L18] COND FALSE 4 !(!expression) [L811] 4 z$r_buff1_thd0 = z$r_buff0_thd0 [L812] 4 z$r_buff1_thd1 = z$r_buff0_thd1 [L813] 4 z$r_buff1_thd2 = z$r_buff0_thd2 [L814] 4 z$r_buff1_thd3 = z$r_buff0_thd3 [L815] 4 z$r_buff1_thd4 = z$r_buff0_thd4 [L816] 4 z$r_buff0_thd4 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L819] 4 __unbuffered_p3_EAX = a VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L748] 1 a = 1 VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L751] 1 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L763] 2 x = 2 VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L766] 2 y = 1 VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=1, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L778] 3 y = 2 VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=2, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L781] 3 weak$$choice0 = __VERIFIER_nondet_bool() [L782] 3 weak$$choice2 = __VERIFIER_nondet_bool() [L783] 3 z$flush_delayed = weak$$choice2 [L784] 3 z$mem_tmp = z [L785] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff1) [L785] 3 z = !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff1) [L786] EXPR 3 weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff0)) [L786] 3 z$w_buff0 = weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff0)) [L787] EXPR 3 weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff1 : z$w_buff1)) [L787] 3 z$w_buff1 = weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff1 : z$w_buff1)) [L788] EXPR 3 weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used)) [L788] 3 z$w_buff0_used = weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used)) [L789] EXPR 3 weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L789] 3 z$w_buff1_used = weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L790] EXPR 3 weak$$choice2 ? z$r_buff0_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff0_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3)) [L790] 3 z$r_buff0_thd3 = weak$$choice2 ? z$r_buff0_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff0_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3)) [L791] EXPR 3 weak$$choice2 ? z$r_buff1_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff1_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L791] 3 z$r_buff1_thd3 = weak$$choice2 ? z$r_buff1_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff1_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L792] 3 __unbuffered_p2_EAX = z [L793] EXPR 3 z$flush_delayed ? z$mem_tmp : z [L793] 3 z = z$flush_delayed ? z$mem_tmp : z [L794] 3 z$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=2, y=2, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L822] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd4 ? z$w_buff1 : z) [L822] 4 z = z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd4 ? z$w_buff1 : z) [L823] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$w_buff0_used [L823] 4 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$w_buff0_used [L824] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 || z$w_buff1_used && z$r_buff1_thd4 ? (_Bool)0 : z$w_buff1_used [L824] 4 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd4 || z$w_buff1_used && z$r_buff1_thd4 ? (_Bool)0 : z$w_buff1_used [L825] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$r_buff0_thd4 [L825] 4 z$r_buff0_thd4 = z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$r_buff0_thd4 [L826] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 || z$w_buff1_used && z$r_buff1_thd4 ? (_Bool)0 : z$r_buff1_thd4 [L826] 4 z$r_buff1_thd4 = z$w_buff0_used && z$r_buff0_thd4 || z$w_buff1_used && z$r_buff1_thd4 ? (_Bool)0 : z$r_buff1_thd4 [L799] 3 __unbuffered_cnt = __unbuffered_cnt + 1 [L801] 3 return 0; [L756] 1 __unbuffered_cnt = __unbuffered_cnt + 1 [L758] 1 return 0; [L771] 2 __unbuffered_cnt = __unbuffered_cnt + 1 [L773] 2 return 0; [L829] 4 __unbuffered_cnt = __unbuffered_cnt + 1 [L831] 4 return 0; [L853] 0 main$tmp_guard0 = __unbuffered_cnt == 4 [L3] COND FALSE 0 !(!cond) [L857] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z) [L857] EXPR 0 z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z [L857] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z) [L857] 0 z = z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z) [L858] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$w_buff0_used [L858] 0 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$w_buff0_used [L859] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$w_buff1_used [L859] 0 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$w_buff1_used [L860] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$r_buff0_thd0 [L860] 0 z$r_buff0_thd0 = z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$r_buff0_thd0 [L861] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$r_buff1_thd0 [L861] 0 z$r_buff1_thd0 = z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$r_buff1_thd0 [L864] 0 main$tmp_guard1 = !(x == 2 && y == 2 && __unbuffered_p2_EAX == 0 && __unbuffered_p3_EAX == 0) [L18] COND TRUE 0 !expression [L18] 0 reach_error() VAL [\result={0:0}, \result={0:0}, \result={0:0}, __unbuffered_cnt=4, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=2, y=2, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 111 locations, 2 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 3.0ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: UNSAFE, OverallTime: 10299.3ms, OverallIterations: 13, TraceHistogramMax: 1, EmptinessCheckTime: 0.0ms, AutomataDifference: 2493.9ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 5422.5ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 58 SDtfs, 39 SDslu, 18 SDs, 0 SdLazy, 230 SolverSat, 91 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 200.4ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 47 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 149.8ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=554occurred in iteration=8, InterpolantAutomatonStates: 62, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 41.9ms SsaConstructionTime, 360.6ms SatisfiabilityAnalysisTime, 455.2ms InterpolantComputationTime, 220 NumberOfCodeBlocks, 220 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 184 ConstructedInterpolants, 0 QuantifiedInterpolants, 828 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...