/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-SemanticLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix029_pso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-0e22065b97d0a1f8b3904e080cebe0f05e88d2b7-0e22065 [2021-06-10 20:51:44,018 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-10 20:51:44,021 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-10 20:51:44,061 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-06-10 20:51:44,061 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-06-10 20:51:44,064 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-06-10 20:51:44,066 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-06-10 20:51:44,071 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-06-10 20:51:44,073 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-06-10 20:51:44,077 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-06-10 20:51:44,078 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-06-10 20:51:44,079 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-06-10 20:51:44,079 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-10 20:51:44,081 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-10 20:51:44,082 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-10 20:51:44,083 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-10 20:51:44,085 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-10 20:51:44,086 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-10 20:51:44,088 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-10 20:51:44,095 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-10 20:51:44,097 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-10 20:51:44,098 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-10 20:51:44,099 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-10 20:51:44,101 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-10 20:51:44,106 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-06-10 20:51:44,110 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-06-10 20:51:44,111 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-06-10 20:51:44,112 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-06-10 20:51:44,112 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-06-10 20:51:44,113 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-06-10 20:51:44,113 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-06-10 20:51:44,114 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-06-10 20:51:44,114 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-06-10 20:51:44,114 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-10 20:51:44,115 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-10 20:51:44,116 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-10 20:51:44,120 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-SemanticLbe.epf [2021-06-10 20:51:44,147 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-10 20:51:44,147 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-10 20:51:44,149 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-10 20:51:44,149 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-10 20:51:44,149 INFO L138 SettingsManager]: * Use SBE=true [2021-06-10 20:51:44,149 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-10 20:51:44,149 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-10 20:51:44,149 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-10 20:51:44,149 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-10 20:51:44,150 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-10 20:51:44,150 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-10 20:51:44,150 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-10 20:51:44,150 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-10 20:51:44,150 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-10 20:51:44,150 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-10 20:51:44,150 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-10 20:51:44,150 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-10 20:51:44,151 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-10 20:51:44,151 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-10 20:51:44,151 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-10 20:51:44,151 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-10 20:51:44,151 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-10 20:51:44,151 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-10 20:51:44,152 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-10 20:51:44,152 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-10 20:51:44,152 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-10 20:51:44,152 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-10 20:51:44,152 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-06-10 20:51:44,152 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-10 20:51:44,449 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-10 20:51:44,467 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-10 20:51:44,470 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-10 20:51:44,471 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-10 20:51:44,471 INFO L275 PluginConnector]: CDTParser initialized [2021-06-10 20:51:44,472 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix029_pso.oepc.i [2021-06-10 20:51:44,527 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6cae23e58/d118af77fa3a47c0bbb52bb701e07ae1/FLAGbb0455209 [2021-06-10 20:51:45,143 INFO L306 CDTParser]: Found 1 translation units. [2021-06-10 20:51:45,144 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix029_pso.oepc.i [2021-06-10 20:51:45,159 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6cae23e58/d118af77fa3a47c0bbb52bb701e07ae1/FLAGbb0455209 [2021-06-10 20:51:45,504 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6cae23e58/d118af77fa3a47c0bbb52bb701e07ae1 [2021-06-10 20:51:45,506 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-10 20:51:45,507 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-10 20:51:45,509 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-10 20:51:45,509 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-10 20:51:45,511 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-10 20:51:45,512 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.06 08:51:45" (1/1) ... [2021-06-10 20:51:45,513 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1af70211 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.06 08:51:45, skipping insertion in model container [2021-06-10 20:51:45,513 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.06 08:51:45" (1/1) ... [2021-06-10 20:51:45,526 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-10 20:51:45,582 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-10 20:51:45,740 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/mix029_pso.oepc.i[949,962] [2021-06-10 20:51:45,944 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-10 20:51:45,958 INFO L203 MainTranslator]: Completed pre-run [2021-06-10 20:51:45,969 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/mix029_pso.oepc.i[949,962] [2021-06-10 20:51:46,027 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-10 20:51:46,084 INFO L208 MainTranslator]: Completed translation [2021-06-10 20:51:46,084 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.06 08:51:46 WrapperNode [2021-06-10 20:51:46,084 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-10 20:51:46,085 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-10 20:51:46,086 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-10 20:51:46,086 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-10 20:51:46,092 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.06 08:51:46" (1/1) ... [2021-06-10 20:51:46,110 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.06 08:51:46" (1/1) ... [2021-06-10 20:51:46,152 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-10 20:51:46,153 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-10 20:51:46,153 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-10 20:51:46,153 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-10 20:51:46,163 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.06 08:51:46" (1/1) ... [2021-06-10 20:51:46,164 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.06 08:51:46" (1/1) ... [2021-06-10 20:51:46,181 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.06 08:51:46" (1/1) ... [2021-06-10 20:51:46,181 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.06 08:51:46" (1/1) ... [2021-06-10 20:51:46,190 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.06 08:51:46" (1/1) ... [2021-06-10 20:51:46,206 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.06 08:51:46" (1/1) ... [2021-06-10 20:51:46,211 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.06 08:51:46" (1/1) ... [2021-06-10 20:51:46,215 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-10 20:51:46,217 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-10 20:51:46,218 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-10 20:51:46,218 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-10 20:51:46,223 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.06 08:51:46" (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 [2021-06-10 20:51:46,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-10 20:51:46,278 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-06-10 20:51:46,279 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-10 20:51:46,279 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-10 20:51:46,279 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-06-10 20:51:46,280 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-06-10 20:51:46,280 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-06-10 20:51:46,280 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-06-10 20:51:46,281 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-06-10 20:51:46,281 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-06-10 20:51:46,281 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-06-10 20:51:46,282 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-06-10 20:51:46,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-10 20:51:46,282 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-06-10 20:51:46,282 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-10 20:51:46,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-10 20:51:46,284 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-10 20:51:48,077 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-10 20:51:48,077 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-06-10 20:51:48,079 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.06 08:51:48 BoogieIcfgContainer [2021-06-10 20:51:48,079 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-10 20:51:48,080 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-10 20:51:48,080 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-10 20:51:48,082 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-10 20:51:48,083 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.06 08:51:45" (1/3) ... [2021-06-10 20:51:48,083 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b84dcdc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.06 08:51:48, skipping insertion in model container [2021-06-10 20:51:48,083 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.06 08:51:46" (2/3) ... [2021-06-10 20:51:48,084 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b84dcdc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.06 08:51:48, skipping insertion in model container [2021-06-10 20:51:48,084 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.06 08:51:48" (3/3) ... [2021-06-10 20:51:48,085 INFO L111 eAbstractionObserver]: Analyzing ICFG mix029_pso.oepc.i [2021-06-10 20:51:48,090 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-10 20:51:48,094 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2021-06-10 20:51:48,095 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-10 20:51:48,134 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,134 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,135 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,135 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,135 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,135 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,135 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,135 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,135 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,135 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,136 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,136 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,136 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,136 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,136 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,136 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,137 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,137 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,137 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,137 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,137 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,137 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,137 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,138 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,138 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,138 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,138 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,138 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,138 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,138 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,139 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,139 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,139 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,139 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,139 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,139 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,140 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,140 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,140 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,140 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,140 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,140 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,140 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,140 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,140 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,141 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,141 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,141 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,141 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,141 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,141 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,141 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,141 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,142 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,142 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,142 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,142 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,142 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,142 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,142 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,143 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,143 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,143 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,143 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,143 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,143 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,143 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,143 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,144 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,144 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,144 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,144 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,144 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,144 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,144 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,145 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,145 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,145 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,145 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,145 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,145 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,145 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,146 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,146 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,146 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,146 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,146 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,146 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,147 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,147 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,147 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,147 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,147 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,147 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,147 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,147 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,148 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,148 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,148 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,148 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,148 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,148 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,148 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,148 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,148 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,148 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,149 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,149 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,149 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,149 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,149 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,149 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,149 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,149 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,149 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,150 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,150 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,150 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,150 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,150 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,150 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,150 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,150 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,150 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,150 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,151 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,151 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,151 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,151 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,151 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,151 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,151 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,157 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,158 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,158 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,158 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,158 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,158 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,158 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,158 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,158 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,158 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,158 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,159 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,159 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,159 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,159 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,159 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,159 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,159 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,159 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,159 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,159 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,159 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,159 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,160 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,160 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,160 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,160 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,160 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,160 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,160 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,160 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,160 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,160 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,160 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,160 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,161 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,161 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,161 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,162 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,163 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,163 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,163 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,163 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,163 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,163 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,163 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,163 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,164 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,164 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,164 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,164 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,164 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,164 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,164 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,165 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,165 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,167 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,167 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,167 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,167 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,167 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,167 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,167 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,167 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,168 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,168 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,168 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,168 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,169 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,170 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,170 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,170 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,170 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,170 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,170 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,170 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,170 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,170 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,171 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,172 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,172 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,172 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,172 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,172 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,172 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,172 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,172 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,173 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,174 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,174 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,174 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,174 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,174 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,174 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,174 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,174 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,175 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,175 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,175 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,175 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,175 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,175 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,175 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,175 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,175 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,176 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,176 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,176 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,176 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,176 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,176 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,176 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,176 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,176 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,177 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,177 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,177 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,177 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,177 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,177 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,177 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 20:51:48,178 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-06-10 20:51:48,194 INFO L253 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2021-06-10 20:51:48,211 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-06-10 20:51:48,212 INFO L377 AbstractCegarLoop]: Hoare is false [2021-06-10 20:51:48,212 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-10 20:51:48,212 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-10 20:51:48,212 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-10 20:51:48,212 INFO L381 AbstractCegarLoop]: Difference is false [2021-06-10 20:51:48,212 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-10 20:51:48,212 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-06-10 20:51:48,222 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 128 places, 117 transitions, 254 flow [2021-06-10 20:51:48,259 INFO L129 PetriNetUnfolder]: 2/113 cut-off events. [2021-06-10 20:51:48,260 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-10 20:51:48,264 INFO L84 FinitePrefix]: Finished finitePrefix Result has 126 conditions, 113 events. 2/113 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 88 event pairs, 0 based on Foata normal form. 0/109 useless extension candidates. Maximal degree in co-relation 77. Up to 2 conditions per place. [2021-06-10 20:51:48,264 INFO L82 GeneralOperation]: Start removeDead. Operand has 128 places, 117 transitions, 254 flow [2021-06-10 20:51:48,268 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 124 places, 113 transitions, 238 flow [2021-06-10 20:51:48,270 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-10 20:51:48,280 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 124 places, 113 transitions, 238 flow [2021-06-10 20:51:48,283 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 124 places, 113 transitions, 238 flow [2021-06-10 20:51:48,285 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 124 places, 113 transitions, 238 flow [2021-06-10 20:51:48,302 INFO L129 PetriNetUnfolder]: 2/113 cut-off events. [2021-06-10 20:51:48,303 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-10 20:51:48,303 INFO L84 FinitePrefix]: Finished finitePrefix Result has 126 conditions, 113 events. 2/113 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 90 event pairs, 0 based on Foata normal form. 0/109 useless extension candidates. Maximal degree in co-relation 77. Up to 2 conditions per place. [2021-06-10 20:51:48,307 INFO L151 LiptonReduction]: Number of co-enabled transitions 2774 [2021-06-10 20:51:48,394 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:48,415 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-10 20:51:48,416 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:48,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-10 20:51:48,419 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-10 20:51:48,484 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:48,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-10 20:51:48,496 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:48,497 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-10 20:51:48,521 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:48,522 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-10 20:51:48,619 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:48,620 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-10 20:51:48,636 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:48,638 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-10 20:51:48,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:48,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-10 20:51:48,702 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:48,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-10 20:51:48,740 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:48,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-10 20:51:48,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:48,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-10 20:51:48,827 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:48,828 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-10 20:51:48,891 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:48,892 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-10 20:51:48,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:48,946 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-10 20:51:48,947 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:48,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-10 20:51:48,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-10 20:51:48,961 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:48,962 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-10 20:51:48,977 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:48,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-10 20:51:48,999 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:49,000 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-10 20:51:49,031 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:49,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-10 20:51:49,062 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:49,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-10 20:51:49,076 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:49,077 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-10 20:51:49,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:49,173 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-10 20:51:49,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:49,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-10 20:51:49,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-10 20:51:49,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:49,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-10 20:51:49,204 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:49,205 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-10 20:51:49,281 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:49,294 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 2, 1] term [2021-06-10 20:51:49,294 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-10 20:51:49,320 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:49,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-10 20:51:49,528 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:49,529 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-10 20:51:49,557 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:49,559 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-10 20:51:49,567 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:49,568 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-10 20:51:49,582 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:49,583 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-10 20:51:49,627 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:49,631 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-10 20:51:49,633 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:49,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-10 20:51:49,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-10 20:51:49,775 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:49,775 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-10 20:51:49,788 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:49,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-10 20:51:49,804 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:49,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-10 20:51:49,846 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:49,851 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-10 20:51:49,852 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:49,853 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-10 20:51:49,853 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-10 20:51:50,066 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:50,067 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-10 20:51:50,086 INFO L142 QuantifierPusher]: treesize reduction 9, result has 30.8 percent of original size [2021-06-10 20:51:50,087 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-10 20:51:50,097 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:50,098 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-10 20:51:50,261 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:50,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-10 20:51:50,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:50,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-10 20:51:50,369 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:50,372 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-10 20:51:50,397 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:50,399 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-10 20:51:50,414 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:50,415 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-10 20:51:50,441 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:50,443 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-10 20:51:50,472 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:50,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-10 20:51:50,492 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:50,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-10 20:51:50,565 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:50,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-10 20:51:50,626 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:50,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-10 20:51:50,656 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:50,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-10 20:51:50,754 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:50,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-10 20:51:50,880 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:50,882 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-10 20:51:51,082 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 60 [2021-06-10 20:51:51,509 WARN L205 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 83 [2021-06-10 20:51:51,633 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2021-06-10 20:51:51,653 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:51,658 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-10 20:51:51,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:51,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-06-10 20:51:51,662 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-10 20:51:51,663 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:51,664 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 3, 3, 2, 2, 1] term [2021-06-10 20:51:51,664 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-10 20:51:51,667 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:51,669 INFO L147 QuantifierPusher]: treesize reduction 39, result has 69.0 percent of original size 87 [2021-06-10 20:51:51,670 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-10 20:51:51,671 INFO L142 QuantifierPusher]: treesize reduction 39, result has 75.6 percent of original size [2021-06-10 20:51:51,672 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 3, 3, 4, 2, 1] term [2021-06-10 20:51:51,672 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-10 20:51:51,674 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:51,676 INFO L147 QuantifierPusher]: treesize reduction 113, result has 30.7 percent of original size 50 [2021-06-10 20:51:51,677 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 3, 3, 4, 2, 1] term [2021-06-10 20:51:51,677 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-10 20:51:51,678 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:51,681 INFO L147 QuantifierPusher]: treesize reduction 176, result has 33.3 percent of original size 88 [2021-06-10 20:51:51,740 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:51,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-10 20:51:51,790 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:51,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-10 20:51:52,002 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:52,004 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-10 20:51:52,014 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:52,015 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-10 20:51:52,027 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-10 20:51:52,089 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:52,092 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-10 20:51:52,136 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:52,137 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-10 20:51:52,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:52,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-10 20:51:52,217 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:52,218 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-10 20:51:52,328 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:52,330 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-10 20:51:52,337 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:52,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-10 20:51:52,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-10 20:51:52,374 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:52,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-10 20:51:52,420 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:52,422 INFO L147 QuantifierPusher]: treesize reduction 36, result has 2.7 percent of original size 1 [2021-06-10 20:51:52,599 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:52,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-10 20:51:52,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:52,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-10 20:51:52,734 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:52,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-10 20:51:52,783 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:52,794 INFO L147 QuantifierPusher]: treesize reduction 80, result has 25.2 percent of original size 27 [2021-06-10 20:51:52,928 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:52,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-10 20:51:53,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:53,180 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-10 20:51:53,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:53,182 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-10 20:51:53,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:53,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-10 20:51:53,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-10 20:51:53,185 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-10 20:51:53,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:53,187 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-10 20:51:53,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:53,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-06-10 20:51:53,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-10 20:51:53,189 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-10 20:51:53,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:53,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-06-10 20:51:53,192 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-06-10 20:51:53,375 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:53,377 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-10 20:51:53,378 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:53,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-10 20:51:53,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-10 20:51:53,648 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:53,653 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-10 20:51:53,654 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:53,654 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-10 20:51:53,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-10 20:51:54,032 WARN L205 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 122 [2021-06-10 20:51:54,209 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2021-06-10 20:51:54,591 WARN L205 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 122 [2021-06-10 20:51:54,734 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2021-06-10 20:51:54,739 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:54,748 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-10 20:51:54,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:54,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-10 20:51:54,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-10 20:51:54,771 INFO L163 LiptonReduction]: Checked pairs total: 8903 [2021-06-10 20:51:54,771 INFO L165 LiptonReduction]: Total number of compositions: 98 [2021-06-10 20:51:54,773 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 6505 [2021-06-10 20:51:54,779 INFO L129 PetriNetUnfolder]: 0/3 cut-off events. [2021-06-10 20:51:54,780 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-10 20:51:54,780 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-10 20:51:54,780 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1] [2021-06-10 20:51:54,781 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-10 20:51:54,785 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-10 20:51:54,785 INFO L82 PathProgramCache]: Analyzing trace with hash 1215119, now seen corresponding path program 1 times [2021-06-10 20:51:54,791 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-10 20:51:54,792 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1636862547] [2021-06-10 20:51:54,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-10 20:51:54,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-10 20:51:54,941 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:54,941 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-10 20:51:54,949 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-10 20:51:54,951 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1636862547] [2021-06-10 20:51:54,951 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-10 20:51:54,951 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-06-10 20:51:54,952 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [200135244] [2021-06-10 20:51:54,958 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-10 20:51:54,959 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-10 20:51:54,968 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-10 20:51:54,970 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-10 20:51:54,972 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 181 out of 215 [2021-06-10 20:51:54,977 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 49 places, 37 transitions, 86 flow. Second operand has 3 states, 3 states have (on average 181.66666666666666) internal successors, (545), 3 states have internal predecessors, (545), 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) [2021-06-10 20:51:54,977 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-10 20:51:54,977 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 181 of 215 [2021-06-10 20:51:54,978 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-10 20:51:55,116 INFO L129 PetriNetUnfolder]: 133/320 cut-off events. [2021-06-10 20:51:55,116 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-10 20:51:55,121 INFO L84 FinitePrefix]: Finished finitePrefix Result has 539 conditions, 320 events. 133/320 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 38. Compared 1713 event pairs, 110 based on Foata normal form. 69/356 useless extension candidates. Maximal degree in co-relation 528. Up to 153 conditions per place. [2021-06-10 20:51:55,124 INFO L132 encePairwiseOnDemand]: 210/215 looper letters, 11 selfloop transitions, 2 changer transitions 1/39 dead transitions. [2021-06-10 20:51:55,125 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 49 places, 39 transitions, 116 flow [2021-06-10 20:51:55,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-10 20:51:55,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-06-10 20:51:55,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 561 transitions. [2021-06-10 20:51:55,142 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8697674418604651 [2021-06-10 20:51:55,143 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 561 transitions. [2021-06-10 20:51:55,143 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 561 transitions. [2021-06-10 20:51:55,147 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-10 20:51:55,149 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 561 transitions. [2021-06-10 20:51:55,154 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 187.0) internal successors, (561), 3 states have internal predecessors, (561), 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) [2021-06-10 20:51:55,162 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 215.0) internal successors, (860), 4 states have internal predecessors, (860), 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) [2021-06-10 20:51:55,162 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 215.0) internal successors, (860), 4 states have internal predecessors, (860), 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) [2021-06-10 20:51:55,164 INFO L185 Difference]: Start difference. First operand has 49 places, 37 transitions, 86 flow. Second operand 3 states and 561 transitions. [2021-06-10 20:51:55,165 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 49 places, 39 transitions, 116 flow [2021-06-10 20:51:55,167 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 45 places, 39 transitions, 112 flow, removed 0 selfloop flow, removed 4 redundant places. [2021-06-10 20:51:55,168 INFO L241 Difference]: Finished difference. Result has 45 places, 33 transitions, 78 flow [2021-06-10 20:51:55,170 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=215, PETRI_DIFFERENCE_MINUEND_FLOW=76, PETRI_DIFFERENCE_MINUEND_PLACES=43, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=34, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=32, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=78, PETRI_PLACES=45, PETRI_TRANSITIONS=33} [2021-06-10 20:51:55,171 INFO L343 CegarLoopForPetriNet]: 49 programPoint places, -4 predicate places. [2021-06-10 20:51:55,171 INFO L480 AbstractCegarLoop]: Abstraction has has 45 places, 33 transitions, 78 flow [2021-06-10 20:51:55,171 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 181.66666666666666) internal successors, (545), 3 states have internal predecessors, (545), 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) [2021-06-10 20:51:55,171 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-10 20:51:55,171 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-10 20:51:55,172 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-06-10 20:51:55,172 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-10 20:51:55,173 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-10 20:51:55,173 INFO L82 PathProgramCache]: Analyzing trace with hash -230803831, now seen corresponding path program 1 times [2021-06-10 20:51:55,173 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-10 20:51:55,173 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1127919615] [2021-06-10 20:51:55,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-10 20:51:55,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-10 20:51:55,335 INFO L142 QuantifierPusher]: treesize reduction 3, result has 87.5 percent of original size [2021-06-10 20:51:55,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-10 20:51:55,348 INFO L142 QuantifierPusher]: treesize reduction 9, result has 30.8 percent of original size [2021-06-10 20:51:55,348 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-10 20:51:55,352 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-10 20:51:55,353 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1127919615] [2021-06-10 20:51:55,353 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-10 20:51:55,353 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-10 20:51:55,353 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1605031668] [2021-06-10 20:51:55,354 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-10 20:51:55,354 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-10 20:51:55,356 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-10 20:51:55,356 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-10 20:51:55,358 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 158 out of 215 [2021-06-10 20:51:55,359 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 45 places, 33 transitions, 78 flow. Second operand has 4 states, 4 states have (on average 158.75) internal successors, (635), 4 states have internal predecessors, (635), 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) [2021-06-10 20:51:55,359 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-10 20:51:55,359 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 158 of 215 [2021-06-10 20:51:55,359 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-10 20:51:55,609 INFO L129 PetriNetUnfolder]: 770/1467 cut-off events. [2021-06-10 20:51:55,609 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-10 20:51:55,613 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2631 conditions, 1467 events. 770/1467 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 159. Compared 9597 event pairs, 147 based on Foata normal form. 0/1371 useless extension candidates. Maximal degree in co-relation 2622. Up to 428 conditions per place. [2021-06-10 20:51:55,620 INFO L132 encePairwiseOnDemand]: 204/215 looper letters, 10 selfloop transitions, 8 changer transitions 20/59 dead transitions. [2021-06-10 20:51:55,620 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 48 places, 59 transitions, 204 flow [2021-06-10 20:51:55,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-10 20:51:55,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-06-10 20:51:55,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 829 transitions. [2021-06-10 20:51:55,623 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7711627906976745 [2021-06-10 20:51:55,623 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 829 transitions. [2021-06-10 20:51:55,624 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 829 transitions. [2021-06-10 20:51:55,624 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-10 20:51:55,624 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 829 transitions. [2021-06-10 20:51:55,626 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 165.8) internal successors, (829), 5 states have internal predecessors, (829), 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) [2021-06-10 20:51:55,629 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 215.0) internal successors, (1290), 6 states have internal predecessors, (1290), 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) [2021-06-10 20:51:55,629 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 215.0) internal successors, (1290), 6 states have internal predecessors, (1290), 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) [2021-06-10 20:51:55,630 INFO L185 Difference]: Start difference. First operand has 45 places, 33 transitions, 78 flow. Second operand 5 states and 829 transitions. [2021-06-10 20:51:55,630 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 48 places, 59 transitions, 204 flow [2021-06-10 20:51:55,630 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 46 places, 59 transitions, 200 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-06-10 20:51:55,632 INFO L241 Difference]: Finished difference. Result has 50 places, 38 transitions, 150 flow [2021-06-10 20:51:55,632 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=215, PETRI_DIFFERENCE_MINUEND_FLOW=74, PETRI_DIFFERENCE_MINUEND_PLACES=42, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=33, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=25, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=150, PETRI_PLACES=50, PETRI_TRANSITIONS=38} [2021-06-10 20:51:55,632 INFO L343 CegarLoopForPetriNet]: 49 programPoint places, 1 predicate places. [2021-06-10 20:51:55,633 INFO L480 AbstractCegarLoop]: Abstraction has has 50 places, 38 transitions, 150 flow [2021-06-10 20:51:55,633 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 158.75) internal successors, (635), 4 states have internal predecessors, (635), 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) [2021-06-10 20:51:55,633 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-10 20:51:55,633 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-10 20:51:55,633 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-06-10 20:51:55,634 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-10 20:51:55,634 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-10 20:51:55,634 INFO L82 PathProgramCache]: Analyzing trace with hash 1435010398, now seen corresponding path program 1 times [2021-06-10 20:51:55,634 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-10 20:51:55,634 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1402233369] [2021-06-10 20:51:55,634 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-10 20:51:55,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-10 20:51:55,722 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:55,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-10 20:51:55,725 INFO L142 QuantifierPusher]: treesize reduction 3, result has 87.5 percent of original size [2021-06-10 20:51:55,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-10 20:51:55,735 INFO L142 QuantifierPusher]: treesize reduction 9, result has 30.8 percent of original size [2021-06-10 20:51:55,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-10 20:51:55,740 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-10 20:51:55,740 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1402233369] [2021-06-10 20:51:55,740 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-10 20:51:55,740 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-10 20:51:55,742 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [359026414] [2021-06-10 20:51:55,742 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-10 20:51:55,742 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-10 20:51:55,744 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-10 20:51:55,744 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-06-10 20:51:55,745 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 158 out of 215 [2021-06-10 20:51:55,746 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 50 places, 38 transitions, 150 flow. Second operand has 5 states, 5 states have (on average 158.8) internal successors, (794), 5 states have internal predecessors, (794), 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) [2021-06-10 20:51:55,746 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-10 20:51:55,747 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 158 of 215 [2021-06-10 20:51:55,747 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-10 20:51:55,908 INFO L129 PetriNetUnfolder]: 350/869 cut-off events. [2021-06-10 20:51:55,908 INFO L130 PetriNetUnfolder]: For 554/717 co-relation queries the response was YES. [2021-06-10 20:51:55,911 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2585 conditions, 869 events. 350/869 cut-off events. For 554/717 co-relation queries the response was YES. Maximal size of possible extension queue 97. Compared 6057 event pairs, 32 based on Foata normal form. 75/930 useless extension candidates. Maximal degree in co-relation 2572. Up to 377 conditions per place. [2021-06-10 20:51:55,915 INFO L132 encePairwiseOnDemand]: 206/215 looper letters, 18 selfloop transitions, 8 changer transitions 23/70 dead transitions. [2021-06-10 20:51:55,915 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 52 places, 70 transitions, 438 flow [2021-06-10 20:51:55,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-10 20:51:55,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-06-10 20:51:55,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 1146 transitions. [2021-06-10 20:51:55,918 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7614617940199335 [2021-06-10 20:51:55,918 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 1146 transitions. [2021-06-10 20:51:55,918 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 1146 transitions. [2021-06-10 20:51:55,919 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-10 20:51:55,919 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 1146 transitions. [2021-06-10 20:51:55,922 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 163.71428571428572) internal successors, (1146), 7 states have internal predecessors, (1146), 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) [2021-06-10 20:51:55,925 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 215.0) internal successors, (1720), 8 states have internal predecessors, (1720), 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) [2021-06-10 20:51:55,926 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 215.0) internal successors, (1720), 8 states have internal predecessors, (1720), 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) [2021-06-10 20:51:55,926 INFO L185 Difference]: Start difference. First operand has 50 places, 38 transitions, 150 flow. Second operand 7 states and 1146 transitions. [2021-06-10 20:51:55,926 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 52 places, 70 transitions, 438 flow [2021-06-10 20:51:55,930 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 50 places, 70 transitions, 392 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-06-10 20:51:55,931 INFO L241 Difference]: Finished difference. Result has 56 places, 42 transitions, 206 flow [2021-06-10 20:51:55,932 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=215, PETRI_DIFFERENCE_MINUEND_FLOW=134, PETRI_DIFFERENCE_MINUEND_PLACES=44, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=38, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=30, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=206, PETRI_PLACES=56, PETRI_TRANSITIONS=42} [2021-06-10 20:51:55,932 INFO L343 CegarLoopForPetriNet]: 49 programPoint places, 7 predicate places. [2021-06-10 20:51:55,932 INFO L480 AbstractCegarLoop]: Abstraction has has 56 places, 42 transitions, 206 flow [2021-06-10 20:51:55,932 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 158.8) internal successors, (794), 5 states have internal predecessors, (794), 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) [2021-06-10 20:51:55,933 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-10 20:51:55,933 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-10 20:51:55,933 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-06-10 20:51:55,933 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-10 20:51:55,933 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-10 20:51:55,933 INFO L82 PathProgramCache]: Analyzing trace with hash -283396437, now seen corresponding path program 1 times [2021-06-10 20:51:55,934 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-10 20:51:55,934 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [369791569] [2021-06-10 20:51:55,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-10 20:51:55,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-10 20:51:55,963 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:55,964 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-10 20:51:55,967 INFO L142 QuantifierPusher]: treesize reduction 9, result has 30.8 percent of original size [2021-06-10 20:51:55,967 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-10 20:51:55,971 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-10 20:51:55,971 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [369791569] [2021-06-10 20:51:55,971 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-10 20:51:55,971 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-10 20:51:55,971 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1282511928] [2021-06-10 20:51:55,972 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-10 20:51:55,972 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-10 20:51:55,972 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-10 20:51:55,972 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-10 20:51:55,973 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 176 out of 215 [2021-06-10 20:51:55,974 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 56 places, 42 transitions, 206 flow. Second operand has 4 states, 4 states have (on average 176.75) internal successors, (707), 4 states have internal predecessors, (707), 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) [2021-06-10 20:51:55,974 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-10 20:51:55,974 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 176 of 215 [2021-06-10 20:51:55,974 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-10 20:51:56,054 INFO L129 PetriNetUnfolder]: 223/596 cut-off events. [2021-06-10 20:51:56,054 INFO L130 PetriNetUnfolder]: For 1211/1237 co-relation queries the response was YES. [2021-06-10 20:51:56,056 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1817 conditions, 596 events. 223/596 cut-off events. For 1211/1237 co-relation queries the response was YES. Maximal size of possible extension queue 67. Compared 3867 event pairs, 44 based on Foata normal form. 48/638 useless extension candidates. Maximal degree in co-relation 1798. Up to 251 conditions per place. [2021-06-10 20:51:56,060 INFO L132 encePairwiseOnDemand]: 210/215 looper letters, 8 selfloop transitions, 6 changer transitions 7/54 dead transitions. [2021-06-10 20:51:56,060 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 57 places, 54 transitions, 332 flow [2021-06-10 20:51:56,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-10 20:51:56,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-06-10 20:51:56,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 894 transitions. [2021-06-10 20:51:56,062 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8316279069767442 [2021-06-10 20:51:56,062 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 894 transitions. [2021-06-10 20:51:56,063 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 894 transitions. [2021-06-10 20:51:56,063 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-10 20:51:56,063 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 894 transitions. [2021-06-10 20:51:56,065 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 178.8) internal successors, (894), 5 states have internal predecessors, (894), 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) [2021-06-10 20:51:56,067 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 215.0) internal successors, (1290), 6 states have internal predecessors, (1290), 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) [2021-06-10 20:51:56,068 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 215.0) internal successors, (1290), 6 states have internal predecessors, (1290), 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) [2021-06-10 20:51:56,068 INFO L185 Difference]: Start difference. First operand has 56 places, 42 transitions, 206 flow. Second operand 5 states and 894 transitions. [2021-06-10 20:51:56,068 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 57 places, 54 transitions, 332 flow [2021-06-10 20:51:56,071 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 55 places, 54 transitions, 323 flow, removed 3 selfloop flow, removed 2 redundant places. [2021-06-10 20:51:56,073 INFO L241 Difference]: Finished difference. Result has 58 places, 47 transitions, 271 flow [2021-06-10 20:51:56,073 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=215, PETRI_DIFFERENCE_MINUEND_FLOW=197, PETRI_DIFFERENCE_MINUEND_PLACES=51, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=42, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=36, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=271, PETRI_PLACES=58, PETRI_TRANSITIONS=47} [2021-06-10 20:51:56,073 INFO L343 CegarLoopForPetriNet]: 49 programPoint places, 9 predicate places. [2021-06-10 20:51:56,073 INFO L480 AbstractCegarLoop]: Abstraction has has 58 places, 47 transitions, 271 flow [2021-06-10 20:51:56,074 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 176.75) internal successors, (707), 4 states have internal predecessors, (707), 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) [2021-06-10 20:51:56,074 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-10 20:51:56,074 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-10 20:51:56,074 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-06-10 20:51:56,074 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-10 20:51:56,074 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-10 20:51:56,074 INFO L82 PathProgramCache]: Analyzing trace with hash 322166942, now seen corresponding path program 1 times [2021-06-10 20:51:56,074 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-10 20:51:56,075 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [924853311] [2021-06-10 20:51:56,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-10 20:51:56,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-10 20:51:56,111 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:56,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-10 20:51:56,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:56,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-10 20:51:56,120 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:56,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-10 20:51:56,121 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-10 20:51:56,121 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [924853311] [2021-06-10 20:51:56,121 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-10 20:51:56,121 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-10 20:51:56,121 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [635283397] [2021-06-10 20:51:56,121 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-10 20:51:56,121 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-10 20:51:56,122 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-10 20:51:56,122 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-10 20:51:56,123 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 171 out of 215 [2021-06-10 20:51:56,123 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 58 places, 47 transitions, 271 flow. Second operand has 4 states, 4 states have (on average 171.75) internal successors, (687), 4 states have internal predecessors, (687), 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) [2021-06-10 20:51:56,124 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-10 20:51:56,124 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 171 of 215 [2021-06-10 20:51:56,124 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-10 20:51:56,419 INFO L129 PetriNetUnfolder]: 1093/2151 cut-off events. [2021-06-10 20:51:56,419 INFO L130 PetriNetUnfolder]: For 1577/1724 co-relation queries the response was YES. [2021-06-10 20:51:56,432 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5343 conditions, 2151 events. 1093/2151 cut-off events. For 1577/1724 co-relation queries the response was YES. Maximal size of possible extension queue 336. Compared 17067 event pairs, 342 based on Foata normal form. 149/1938 useless extension candidates. Maximal degree in co-relation 5321. Up to 927 conditions per place. [2021-06-10 20:51:56,445 INFO L132 encePairwiseOnDemand]: 207/215 looper letters, 10 selfloop transitions, 12 changer transitions 0/61 dead transitions. [2021-06-10 20:51:56,445 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 60 places, 61 transitions, 343 flow [2021-06-10 20:51:56,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-10 20:51:56,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-06-10 20:51:56,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 879 transitions. [2021-06-10 20:51:56,448 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8176744186046512 [2021-06-10 20:51:56,448 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 879 transitions. [2021-06-10 20:51:56,448 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 879 transitions. [2021-06-10 20:51:56,448 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-10 20:51:56,448 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 879 transitions. [2021-06-10 20:51:56,450 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 175.8) internal successors, (879), 5 states have internal predecessors, (879), 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) [2021-06-10 20:51:56,452 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 215.0) internal successors, (1290), 6 states have internal predecessors, (1290), 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) [2021-06-10 20:51:56,453 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 215.0) internal successors, (1290), 6 states have internal predecessors, (1290), 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) [2021-06-10 20:51:56,453 INFO L185 Difference]: Start difference. First operand has 58 places, 47 transitions, 271 flow. Second operand 5 states and 879 transitions. [2021-06-10 20:51:56,453 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 60 places, 61 transitions, 343 flow [2021-06-10 20:51:56,459 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 56 places, 61 transitions, 321 flow, removed 8 selfloop flow, removed 4 redundant places. [2021-06-10 20:51:56,460 INFO L241 Difference]: Finished difference. Result has 59 places, 57 transitions, 333 flow [2021-06-10 20:51:56,460 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=215, PETRI_DIFFERENCE_MINUEND_FLOW=249, PETRI_DIFFERENCE_MINUEND_PLACES=52, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=47, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=40, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=333, PETRI_PLACES=59, PETRI_TRANSITIONS=57} [2021-06-10 20:51:56,460 INFO L343 CegarLoopForPetriNet]: 49 programPoint places, 10 predicate places. [2021-06-10 20:51:56,460 INFO L480 AbstractCegarLoop]: Abstraction has has 59 places, 57 transitions, 333 flow [2021-06-10 20:51:56,461 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 171.75) internal successors, (687), 4 states have internal predecessors, (687), 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) [2021-06-10 20:51:56,461 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-10 20:51:56,461 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-10 20:51:56,461 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-06-10 20:51:56,461 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-10 20:51:56,461 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-10 20:51:56,461 INFO L82 PathProgramCache]: Analyzing trace with hash -1958463454, now seen corresponding path program 1 times [2021-06-10 20:51:56,462 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-10 20:51:56,462 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1233290635] [2021-06-10 20:51:56,462 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-10 20:51:56,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-10 20:51:56,497 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:56,497 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-10 20:51:56,497 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:56,498 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-10 20:51:56,501 INFO L142 QuantifierPusher]: treesize reduction 9, result has 30.8 percent of original size [2021-06-10 20:51:56,501 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-10 20:51:56,504 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-10 20:51:56,505 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1233290635] [2021-06-10 20:51:56,505 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-10 20:51:56,505 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-10 20:51:56,505 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [58103038] [2021-06-10 20:51:56,505 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-10 20:51:56,505 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-10 20:51:56,506 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-10 20:51:56,506 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-10 20:51:56,506 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 176 out of 215 [2021-06-10 20:51:56,507 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 59 places, 57 transitions, 333 flow. Second operand has 4 states, 4 states have (on average 177.0) internal successors, (708), 4 states have internal predecessors, (708), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-10 20:51:56,507 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-10 20:51:56,507 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 176 of 215 [2021-06-10 20:51:56,507 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-10 20:51:56,825 INFO L129 PetriNetUnfolder]: 1441/3045 cut-off events. [2021-06-10 20:51:56,826 INFO L130 PetriNetUnfolder]: For 3809/5278 co-relation queries the response was YES. [2021-06-10 20:51:56,846 INFO L84 FinitePrefix]: Finished finitePrefix Result has 9372 conditions, 3045 events. 1441/3045 cut-off events. For 3809/5278 co-relation queries the response was YES. Maximal size of possible extension queue 476. Compared 27099 event pairs, 609 based on Foata normal form. 114/2784 useless extension candidates. Maximal degree in co-relation 9349. Up to 1856 conditions per place. [2021-06-10 20:51:56,866 INFO L132 encePairwiseOnDemand]: 211/215 looper letters, 6 selfloop transitions, 11 changer transitions 0/60 dead transitions. [2021-06-10 20:51:56,866 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 63 places, 60 transitions, 393 flow [2021-06-10 20:51:56,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-10 20:51:56,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-06-10 20:51:56,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 891 transitions. [2021-06-10 20:51:56,869 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8288372093023256 [2021-06-10 20:51:56,869 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 891 transitions. [2021-06-10 20:51:56,869 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 891 transitions. [2021-06-10 20:51:56,870 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-10 20:51:56,870 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 891 transitions. [2021-06-10 20:51:56,872 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 178.2) internal successors, (891), 5 states have internal predecessors, (891), 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) [2021-06-10 20:51:56,873 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 215.0) internal successors, (1290), 6 states have internal predecessors, (1290), 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) [2021-06-10 20:51:56,874 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 215.0) internal successors, (1290), 6 states have internal predecessors, (1290), 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) [2021-06-10 20:51:56,874 INFO L185 Difference]: Start difference. First operand has 59 places, 57 transitions, 333 flow. Second operand 5 states and 891 transitions. [2021-06-10 20:51:56,874 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 63 places, 60 transitions, 393 flow [2021-06-10 20:51:56,891 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 63 places, 60 transitions, 389 flow, removed 2 selfloop flow, removed 0 redundant places. [2021-06-10 20:51:56,892 INFO L241 Difference]: Finished difference. Result has 66 places, 59 transitions, 388 flow [2021-06-10 20:51:56,893 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=215, PETRI_DIFFERENCE_MINUEND_FLOW=331, PETRI_DIFFERENCE_MINUEND_PLACES=59, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=57, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=9, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=47, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=388, PETRI_PLACES=66, PETRI_TRANSITIONS=59} [2021-06-10 20:51:56,893 INFO L343 CegarLoopForPetriNet]: 49 programPoint places, 17 predicate places. [2021-06-10 20:51:56,893 INFO L480 AbstractCegarLoop]: Abstraction has has 66 places, 59 transitions, 388 flow [2021-06-10 20:51:56,893 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 177.0) internal successors, (708), 4 states have internal predecessors, (708), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-10 20:51:56,893 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-10 20:51:56,893 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-10 20:51:56,893 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-06-10 20:51:56,894 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-10 20:51:56,894 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-10 20:51:56,894 INFO L82 PathProgramCache]: Analyzing trace with hash 30925306, now seen corresponding path program 1 times [2021-06-10 20:51:56,894 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-10 20:51:56,894 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1018228331] [2021-06-10 20:51:56,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-10 20:51:56,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-10 20:51:56,960 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:56,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-10 20:51:56,961 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:56,962 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-10 20:51:56,964 INFO L142 QuantifierPusher]: treesize reduction 3, result has 87.5 percent of original size [2021-06-10 20:51:56,965 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-10 20:51:56,975 INFO L142 QuantifierPusher]: treesize reduction 9, result has 30.8 percent of original size [2021-06-10 20:51:56,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-10 20:51:56,980 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-10 20:51:56,980 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1018228331] [2021-06-10 20:51:56,980 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-10 20:51:56,980 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-10 20:51:56,980 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1152086016] [2021-06-10 20:51:56,980 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-10 20:51:56,980 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-10 20:51:56,981 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-10 20:51:56,981 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-06-10 20:51:56,982 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 158 out of 215 [2021-06-10 20:51:56,982 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 66 places, 59 transitions, 388 flow. Second operand has 5 states, 5 states have (on average 159.4) internal successors, (797), 5 states have internal predecessors, (797), 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) [2021-06-10 20:51:56,983 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-10 20:51:56,983 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 158 of 215 [2021-06-10 20:51:56,983 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-10 20:51:57,473 INFO L129 PetriNetUnfolder]: 2055/4323 cut-off events. [2021-06-10 20:51:57,473 INFO L130 PetriNetUnfolder]: For 9002/12947 co-relation queries the response was YES. [2021-06-10 20:51:57,507 INFO L84 FinitePrefix]: Finished finitePrefix Result has 14546 conditions, 4323 events. 2055/4323 cut-off events. For 9002/12947 co-relation queries the response was YES. Maximal size of possible extension queue 692. Compared 40801 event pairs, 874 based on Foata normal form. 178/3956 useless extension candidates. Maximal degree in co-relation 14519. Up to 2691 conditions per place. [2021-06-10 20:51:57,531 INFO L132 encePairwiseOnDemand]: 205/215 looper letters, 28 selfloop transitions, 20 changer transitions 0/79 dead transitions. [2021-06-10 20:51:57,532 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 70 places, 79 transitions, 659 flow [2021-06-10 20:51:57,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-10 20:51:57,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-06-10 20:51:57,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 819 transitions. [2021-06-10 20:51:57,534 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.761860465116279 [2021-06-10 20:51:57,534 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 819 transitions. [2021-06-10 20:51:57,534 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 819 transitions. [2021-06-10 20:51:57,535 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-10 20:51:57,535 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 819 transitions. [2021-06-10 20:51:57,537 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 163.8) internal successors, (819), 5 states have internal predecessors, (819), 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) [2021-06-10 20:51:57,539 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 215.0) internal successors, (1290), 6 states have internal predecessors, (1290), 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) [2021-06-10 20:51:57,539 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 215.0) internal successors, (1290), 6 states have internal predecessors, (1290), 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) [2021-06-10 20:51:57,539 INFO L185 Difference]: Start difference. First operand has 66 places, 59 transitions, 388 flow. Second operand 5 states and 819 transitions. [2021-06-10 20:51:57,539 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 70 places, 79 transitions, 659 flow [2021-06-10 20:51:57,569 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 69 places, 79 transitions, 637 flow, removed 5 selfloop flow, removed 1 redundant places. [2021-06-10 20:51:57,571 INFO L241 Difference]: Finished difference. Result has 73 places, 69 transitions, 554 flow [2021-06-10 20:51:57,571 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=215, PETRI_DIFFERENCE_MINUEND_FLOW=371, PETRI_DIFFERENCE_MINUEND_PLACES=65, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=59, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=40, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=554, PETRI_PLACES=73, PETRI_TRANSITIONS=69} [2021-06-10 20:51:57,572 INFO L343 CegarLoopForPetriNet]: 49 programPoint places, 24 predicate places. [2021-06-10 20:51:57,572 INFO L480 AbstractCegarLoop]: Abstraction has has 73 places, 69 transitions, 554 flow [2021-06-10 20:51:57,572 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 159.4) internal successors, (797), 5 states have internal predecessors, (797), 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) [2021-06-10 20:51:57,572 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-10 20:51:57,572 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-10 20:51:57,572 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-06-10 20:51:57,572 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-10 20:51:57,573 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-10 20:51:57,573 INFO L82 PathProgramCache]: Analyzing trace with hash -1563407942, now seen corresponding path program 2 times [2021-06-10 20:51:57,573 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-10 20:51:57,573 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1860343827] [2021-06-10 20:51:57,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-10 20:51:57,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-10 20:51:57,648 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:57,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-10 20:51:57,655 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:57,681 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-10 20:51:57,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:57,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-10 20:51:57,693 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:57,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-10 20:51:57,693 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-10 20:51:57,694 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1860343827] [2021-06-10 20:51:57,694 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-10 20:51:57,694 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-10 20:51:57,694 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1732001642] [2021-06-10 20:51:57,695 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-10 20:51:57,695 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-10 20:51:57,695 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-10 20:51:57,695 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-06-10 20:51:57,696 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 171 out of 215 [2021-06-10 20:51:57,697 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 73 places, 69 transitions, 554 flow. Second operand has 5 states, 5 states have (on average 171.8) internal successors, (859), 5 states have internal predecessors, (859), 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) [2021-06-10 20:51:57,697 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-10 20:51:57,697 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 171 of 215 [2021-06-10 20:51:57,697 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-10 20:51:58,205 INFO L129 PetriNetUnfolder]: 1734/3544 cut-off events. [2021-06-10 20:51:58,206 INFO L130 PetriNetUnfolder]: For 7820/14449 co-relation queries the response was YES. [2021-06-10 20:51:58,233 INFO L84 FinitePrefix]: Finished finitePrefix Result has 13943 conditions, 3544 events. 1734/3544 cut-off events. For 7820/14449 co-relation queries the response was YES. Maximal size of possible extension queue 594. Compared 30996 event pairs, 238 based on Foata normal form. 850/4008 useless extension candidates. Maximal degree in co-relation 13911. Up to 2326 conditions per place. [2021-06-10 20:51:58,248 INFO L132 encePairwiseOnDemand]: 207/215 looper letters, 10 selfloop transitions, 22 changer transitions 0/83 dead transitions. [2021-06-10 20:51:58,248 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 79 places, 83 transitions, 699 flow [2021-06-10 20:51:58,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-10 20:51:58,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-06-10 20:51:58,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 1231 transitions. [2021-06-10 20:51:58,252 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8179401993355482 [2021-06-10 20:51:58,252 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 1231 transitions. [2021-06-10 20:51:58,252 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 1231 transitions. [2021-06-10 20:51:58,252 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-10 20:51:58,253 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 1231 transitions. [2021-06-10 20:51:58,255 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 175.85714285714286) internal successors, (1231), 7 states have internal predecessors, (1231), 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) [2021-06-10 20:51:58,258 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 215.0) internal successors, (1720), 8 states have internal predecessors, (1720), 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) [2021-06-10 20:51:58,258 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 215.0) internal successors, (1720), 8 states have internal predecessors, (1720), 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) [2021-06-10 20:51:58,258 INFO L185 Difference]: Start difference. First operand has 73 places, 69 transitions, 554 flow. Second operand 7 states and 1231 transitions. [2021-06-10 20:51:58,258 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 79 places, 83 transitions, 699 flow [2021-06-10 20:51:58,285 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 79 places, 83 transitions, 699 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-06-10 20:51:58,286 INFO L241 Difference]: Finished difference. Result has 82 places, 79 transitions, 702 flow [2021-06-10 20:51:58,287 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=215, PETRI_DIFFERENCE_MINUEND_FLOW=554, PETRI_DIFFERENCE_MINUEND_PLACES=73, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=69, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=12, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=52, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=702, PETRI_PLACES=82, PETRI_TRANSITIONS=79} [2021-06-10 20:51:58,287 INFO L343 CegarLoopForPetriNet]: 49 programPoint places, 33 predicate places. [2021-06-10 20:51:58,287 INFO L480 AbstractCegarLoop]: Abstraction has has 82 places, 79 transitions, 702 flow [2021-06-10 20:51:58,287 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 171.8) internal successors, (859), 5 states have internal predecessors, (859), 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) [2021-06-10 20:51:58,288 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-10 20:51:58,288 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] [2021-06-10 20:51:58,288 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-06-10 20:51:58,288 INFO L428 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-10 20:51:58,288 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-10 20:51:58,288 INFO L82 PathProgramCache]: Analyzing trace with hash -1916616337, now seen corresponding path program 1 times [2021-06-10 20:51:58,288 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-10 20:51:58,288 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [451308317] [2021-06-10 20:51:58,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-10 20:51:58,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-10 20:51:58,347 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:58,348 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-10 20:51:58,350 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:58,351 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-10 20:51:58,354 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:58,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-10 20:51:58,359 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:58,359 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-10 20:51:58,367 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:58,368 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-10 20:51:58,368 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-10 20:51:58,368 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [451308317] [2021-06-10 20:51:58,368 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-10 20:51:58,368 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-06-10 20:51:58,368 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1659205217] [2021-06-10 20:51:58,369 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-10 20:51:58,369 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-10 20:51:58,369 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-10 20:51:58,369 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-06-10 20:51:58,370 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 171 out of 215 [2021-06-10 20:51:58,371 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 82 places, 79 transitions, 702 flow. Second operand has 6 states, 6 states have (on average 171.83333333333334) internal successors, (1031), 6 states have internal predecessors, (1031), 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) [2021-06-10 20:51:58,371 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-10 20:51:58,371 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 171 of 215 [2021-06-10 20:51:58,371 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-10 20:51:58,867 INFO L129 PetriNetUnfolder]: 1443/2958 cut-off events. [2021-06-10 20:51:58,867 INFO L130 PetriNetUnfolder]: For 15949/33293 co-relation queries the response was YES. [2021-06-10 20:51:58,892 INFO L84 FinitePrefix]: Finished finitePrefix Result has 15987 conditions, 2958 events. 1443/2958 cut-off events. For 15949/33293 co-relation queries the response was YES. Maximal size of possible extension queue 573. Compared 25421 event pairs, 32 based on Foata normal form. 1235/3852 useless extension candidates. Maximal degree in co-relation 15950. Up to 2113 conditions per place. [2021-06-10 20:51:58,906 INFO L132 encePairwiseOnDemand]: 207/215 looper letters, 6 selfloop transitions, 32 changer transitions 8/93 dead transitions. [2021-06-10 20:51:58,906 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 90 places, 93 transitions, 920 flow [2021-06-10 20:51:58,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-10 20:51:58,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-06-10 20:51:58,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1583 transitions. [2021-06-10 20:51:58,910 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8180878552971577 [2021-06-10 20:51:58,910 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 1583 transitions. [2021-06-10 20:51:58,911 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 1583 transitions. [2021-06-10 20:51:58,911 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-10 20:51:58,912 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 1583 transitions. [2021-06-10 20:51:58,915 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 175.88888888888889) internal successors, (1583), 9 states have internal predecessors, (1583), 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) [2021-06-10 20:51:58,919 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 215.0) internal successors, (2150), 10 states have internal predecessors, (2150), 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) [2021-06-10 20:51:58,919 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 215.0) internal successors, (2150), 10 states have internal predecessors, (2150), 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) [2021-06-10 20:51:58,919 INFO L185 Difference]: Start difference. First operand has 82 places, 79 transitions, 702 flow. Second operand 9 states and 1583 transitions. [2021-06-10 20:51:58,919 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 90 places, 93 transitions, 920 flow [2021-06-10 20:51:59,016 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 87 places, 93 transitions, 863 flow, removed 18 selfloop flow, removed 3 redundant places. [2021-06-10 20:51:59,020 INFO L241 Difference]: Finished difference. Result has 90 places, 85 transitions, 792 flow [2021-06-10 20:51:59,020 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=215, PETRI_DIFFERENCE_MINUEND_FLOW=646, PETRI_DIFFERENCE_MINUEND_PLACES=79, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=79, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=26, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=52, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=792, PETRI_PLACES=90, PETRI_TRANSITIONS=85} [2021-06-10 20:51:59,020 INFO L343 CegarLoopForPetriNet]: 49 programPoint places, 41 predicate places. [2021-06-10 20:51:59,020 INFO L480 AbstractCegarLoop]: Abstraction has has 90 places, 85 transitions, 792 flow [2021-06-10 20:51:59,021 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 171.83333333333334) internal successors, (1031), 6 states have internal predecessors, (1031), 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) [2021-06-10 20:51:59,021 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-10 20:51:59,021 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, 1] [2021-06-10 20:51:59,021 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-06-10 20:51:59,022 INFO L428 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-10 20:51:59,022 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-10 20:51:59,022 INFO L82 PathProgramCache]: Analyzing trace with hash -1597886690, now seen corresponding path program 1 times [2021-06-10 20:51:59,022 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-10 20:51:59,022 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1359472419] [2021-06-10 20:51:59,022 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-10 20:51:59,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-10 20:51:59,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:59,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-10 20:51:59,148 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:59,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-10 20:51:59,152 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:59,152 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-10 20:51:59,156 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:59,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-10 20:51:59,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:59,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-10 20:51:59,169 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:51:59,169 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-10 20:51:59,170 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-10 20:51:59,172 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1359472419] [2021-06-10 20:51:59,172 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-10 20:51:59,172 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-10 20:51:59,172 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [749573952] [2021-06-10 20:51:59,172 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-10 20:51:59,172 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-10 20:51:59,173 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-10 20:51:59,174 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-06-10 20:51:59,175 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 171 out of 215 [2021-06-10 20:51:59,176 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 90 places, 85 transitions, 792 flow. Second operand has 7 states, 7 states have (on average 171.85714285714286) internal successors, (1203), 7 states have internal predecessors, (1203), 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) [2021-06-10 20:51:59,176 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-10 20:51:59,177 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 171 of 215 [2021-06-10 20:51:59,177 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-10 20:51:59,604 INFO L129 PetriNetUnfolder]: 1302/2694 cut-off events. [2021-06-10 20:51:59,604 INFO L130 PetriNetUnfolder]: For 19543/31384 co-relation queries the response was YES. [2021-06-10 20:51:59,630 INFO L84 FinitePrefix]: Finished finitePrefix Result has 15874 conditions, 2694 events. 1302/2694 cut-off events. For 19543/31384 co-relation queries the response was YES. Maximal size of possible extension queue 573. Compared 23417 event pairs, 8 based on Foata normal form. 966/3323 useless extension candidates. Maximal degree in co-relation 15840. Up to 1432 conditions per place. [2021-06-10 20:51:59,643 INFO L132 encePairwiseOnDemand]: 207/215 looper letters, 2 selfloop transitions, 37 changer transitions 5/91 dead transitions. [2021-06-10 20:51:59,643 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 97 places, 91 transitions, 946 flow [2021-06-10 20:51:59,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-10 20:51:59,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2021-06-10 20:51:59,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 1927 transitions. [2021-06-10 20:51:59,648 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.814799154334038 [2021-06-10 20:51:59,648 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 1927 transitions. [2021-06-10 20:51:59,648 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 1927 transitions. [2021-06-10 20:51:59,649 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-10 20:51:59,649 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 1927 transitions. [2021-06-10 20:51:59,653 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 175.1818181818182) internal successors, (1927), 11 states have internal predecessors, (1927), 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) [2021-06-10 20:51:59,657 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 215.0) internal successors, (2580), 12 states have internal predecessors, (2580), 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) [2021-06-10 20:51:59,658 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 215.0) internal successors, (2580), 12 states have internal predecessors, (2580), 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) [2021-06-10 20:51:59,658 INFO L185 Difference]: Start difference. First operand has 90 places, 85 transitions, 792 flow. Second operand 11 states and 1927 transitions. [2021-06-10 20:51:59,658 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 97 places, 91 transitions, 946 flow [2021-06-10 20:51:59,962 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 86 places, 91 transitions, 811 flow, removed 45 selfloop flow, removed 11 redundant places. [2021-06-10 20:51:59,963 INFO L241 Difference]: Finished difference. Result has 89 places, 86 transitions, 762 flow [2021-06-10 20:51:59,964 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=215, PETRI_DIFFERENCE_MINUEND_FLOW=658, PETRI_DIFFERENCE_MINUEND_PLACES=76, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=85, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=36, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=48, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=762, PETRI_PLACES=89, PETRI_TRANSITIONS=86} [2021-06-10 20:51:59,964 INFO L343 CegarLoopForPetriNet]: 49 programPoint places, 40 predicate places. [2021-06-10 20:51:59,964 INFO L480 AbstractCegarLoop]: Abstraction has has 89 places, 86 transitions, 762 flow [2021-06-10 20:51:59,964 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 171.85714285714286) internal successors, (1203), 7 states have internal predecessors, (1203), 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) [2021-06-10 20:51:59,965 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-10 20:51:59,965 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, 1, 1, 1, 1, 1] [2021-06-10 20:51:59,965 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-06-10 20:51:59,965 INFO L428 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-10 20:51:59,965 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-10 20:51:59,965 INFO L82 PathProgramCache]: Analyzing trace with hash 1681724373, now seen corresponding path program 1 times [2021-06-10 20:51:59,965 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-10 20:51:59,965 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1704362959] [2021-06-10 20:51:59,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-10 20:51:59,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-10 20:52:00,029 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:52:00,029 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-10 20:52:00,030 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:52:00,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-10 20:52:00,033 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 20:52:00,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-10 20:52:00,041 INFO L142 QuantifierPusher]: treesize reduction 3, result has 87.5 percent of original size [2021-06-10 20:52:00,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-10 20:52:00,057 INFO L142 QuantifierPusher]: treesize reduction 9, result has 30.8 percent of original size [2021-06-10 20:52:00,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-10 20:52:00,062 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-10 20:52:00,062 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1704362959] [2021-06-10 20:52:00,062 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-10 20:52:00,062 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-06-10 20:52:00,063 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [785542579] [2021-06-10 20:52:00,063 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-10 20:52:00,063 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-10 20:52:00,063 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-10 20:52:00,063 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-06-10 20:52:00,064 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 155 out of 215 [2021-06-10 20:52:00,065 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 89 places, 86 transitions, 762 flow. Second operand has 6 states, 6 states have (on average 156.83333333333334) internal successors, (941), 6 states have internal predecessors, (941), 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) [2021-06-10 20:52:00,065 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-10 20:52:00,065 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 155 of 215 [2021-06-10 20:52:00,065 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-10 20:52:00,568 INFO L129 PetriNetUnfolder]: 2257/4639 cut-off events. [2021-06-10 20:52:00,568 INFO L130 PetriNetUnfolder]: For 20051/22700 co-relation queries the response was YES. [2021-06-10 20:52:00,607 INFO L84 FinitePrefix]: Finished finitePrefix Result has 21231 conditions, 4639 events. 2257/4639 cut-off events. For 20051/22700 co-relation queries the response was YES. Maximal size of possible extension queue 950. Compared 43824 event pairs, 7 based on Foata normal form. 9/4055 useless extension candidates. Maximal degree in co-relation 21194. Up to 1480 conditions per place. [2021-06-10 20:52:00,614 INFO L132 encePairwiseOnDemand]: 204/215 looper letters, 6 selfloop transitions, 8 changer transitions 83/128 dead transitions. [2021-06-10 20:52:00,614 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 94 places, 128 transitions, 1322 flow [2021-06-10 20:52:00,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-10 20:52:00,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-06-10 20:52:00,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 1123 transitions. [2021-06-10 20:52:00,617 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7461794019933555 [2021-06-10 20:52:00,617 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 1123 transitions. [2021-06-10 20:52:00,617 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 1123 transitions. [2021-06-10 20:52:00,618 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-10 20:52:00,618 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 1123 transitions. [2021-06-10 20:52:00,620 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 160.42857142857142) internal successors, (1123), 7 states have internal predecessors, (1123), 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) [2021-06-10 20:52:00,623 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 215.0) internal successors, (1720), 8 states have internal predecessors, (1720), 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) [2021-06-10 20:52:00,623 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 215.0) internal successors, (1720), 8 states have internal predecessors, (1720), 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) [2021-06-10 20:52:00,623 INFO L185 Difference]: Start difference. First operand has 89 places, 86 transitions, 762 flow. Second operand 7 states and 1123 transitions. [2021-06-10 20:52:00,623 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 94 places, 128 transitions, 1322 flow [2021-06-10 20:52:01,222 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 83 places, 128 transitions, 1165 flow, removed 44 selfloop flow, removed 11 redundant places. [2021-06-10 20:52:01,224 INFO L241 Difference]: Finished difference. Result has 85 places, 45 transitions, 276 flow [2021-06-10 20:52:01,224 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=215, PETRI_DIFFERENCE_MINUEND_FLOW=629, PETRI_DIFFERENCE_MINUEND_PLACES=77, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=86, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=8, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=78, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=276, PETRI_PLACES=85, PETRI_TRANSITIONS=45} [2021-06-10 20:52:01,224 INFO L343 CegarLoopForPetriNet]: 49 programPoint places, 36 predicate places. [2021-06-10 20:52:01,224 INFO L480 AbstractCegarLoop]: Abstraction has has 85 places, 45 transitions, 276 flow [2021-06-10 20:52:01,224 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 156.83333333333334) internal successors, (941), 6 states have internal predecessors, (941), 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) [2021-06-10 20:52:01,224 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-10 20:52:01,225 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, 1, 1, 1, 1, 1] [2021-06-10 20:52:01,225 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-06-10 20:52:01,225 INFO L428 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-10 20:52:01,225 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-10 20:52:01,225 INFO L82 PathProgramCache]: Analyzing trace with hash 1664246277, now seen corresponding path program 2 times [2021-06-10 20:52:01,225 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-10 20:52:01,225 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1341293633] [2021-06-10 20:52:01,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-10 20:52:01,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-06-10 20:52:01,273 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-06-10 20:52:01,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-06-10 20:52:01,341 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-06-10 20:52:01,392 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-06-10 20:52:01,392 INFO L634 BasicCegarLoop]: Counterexample might be feasible [2021-06-10 20:52:01,393 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-06-10 20:52:01,499 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.06 08:52:01 BasicIcfg [2021-06-10 20:52:01,499 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-10 20:52:01,499 INFO L168 Benchmark]: Toolchain (without parser) took 15992.49 ms. Allocated memory was 331.4 MB in the beginning and 631.2 MB in the end (delta: 299.9 MB). Free memory was 293.3 MB in the beginning and 373.9 MB in the end (delta: -80.6 MB). Peak memory consumption was 220.9 MB. Max. memory is 16.0 GB. [2021-06-10 20:52:01,500 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 331.4 MB. Free memory was 311.8 MB in the beginning and 311.7 MB in the end (delta: 70.3 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-06-10 20:52:01,500 INFO L168 Benchmark]: CACSL2BoogieTranslator took 576.15 ms. Allocated memory is still 331.4 MB. Free memory was 293.2 MB in the beginning and 288.9 MB in the end (delta: 4.3 MB). Peak memory consumption was 7.1 MB. Max. memory is 16.0 GB. [2021-06-10 20:52:01,500 INFO L168 Benchmark]: Boogie Procedure Inliner took 66.57 ms. Allocated memory is still 331.4 MB. Free memory was 288.9 MB in the beginning and 286.3 MB in the end (delta: 2.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. [2021-06-10 20:52:01,500 INFO L168 Benchmark]: Boogie Preprocessor took 62.47 ms. Allocated memory is still 331.4 MB. Free memory was 286.3 MB in the beginning and 283.6 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-06-10 20:52:01,500 INFO L168 Benchmark]: RCFGBuilder took 1861.50 ms. Allocated memory is still 331.4 MB. Free memory was 283.6 MB in the beginning and 192.2 MB in the end (delta: 91.4 MB). Peak memory consumption was 137.6 MB. Max. memory is 16.0 GB. [2021-06-10 20:52:01,500 INFO L168 Benchmark]: TraceAbstraction took 13418.95 ms. Allocated memory was 331.4 MB in the beginning and 631.2 MB in the end (delta: 299.9 MB). Free memory was 192.2 MB in the beginning and 373.9 MB in the end (delta: -181.8 MB). Peak memory consumption was 118.1 MB. Max. memory is 16.0 GB. [2021-06-10 20:52:01,501 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 331.4 MB. Free memory was 311.8 MB in the beginning and 311.7 MB in the end (delta: 70.3 kB). There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 576.15 ms. Allocated memory is still 331.4 MB. Free memory was 293.2 MB in the beginning and 288.9 MB in the end (delta: 4.3 MB). Peak memory consumption was 7.1 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 66.57 ms. Allocated memory is still 331.4 MB. Free memory was 288.9 MB in the beginning and 286.3 MB in the end (delta: 2.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 62.47 ms. Allocated memory is still 331.4 MB. Free memory was 286.3 MB in the beginning and 283.6 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 1861.50 ms. Allocated memory is still 331.4 MB. Free memory was 283.6 MB in the beginning and 192.2 MB in the end (delta: 91.4 MB). Peak memory consumption was 137.6 MB. Max. memory is 16.0 GB. * TraceAbstraction took 13418.95 ms. Allocated memory was 331.4 MB in the beginning and 631.2 MB in the end (delta: 299.9 MB). Free memory was 192.2 MB in the beginning and 373.9 MB in the end (delta: -181.8 MB). Peak memory consumption was 118.1 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 6487.8ms, 124 PlacesBefore, 49 PlacesAfterwards, 113 TransitionsBefore, 37 TransitionsAfterwards, 2774 CoEnabledTransitionPairs, 8 FixpointIterations, 40 TrivialSequentialCompositions, 53 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 4 ConcurrentYvCompositions, 1 ChoiceCompositions, 98 TotalNumberOfCompositions, 8903 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 3715, positive: 3484, positive conditional: 0, positive unconditional: 3484, negative: 231, negative conditional: 0, negative unconditional: 231, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1951, positive: 1882, positive conditional: 0, positive unconditional: 1882, negative: 69, negative conditional: 0, negative unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1951, positive: 1882, positive conditional: 0, positive unconditional: 1882, negative: 69, negative conditional: 0, negative unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1951, positive: 1849, positive conditional: 0, positive unconditional: 1849, negative: 102, negative conditional: 0, negative unconditional: 102, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 102, positive: 33, positive conditional: 0, positive unconditional: 33, negative: 69, negative conditional: 0, negative unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 877, positive: 69, positive conditional: 0, positive unconditional: 69, negative: 808, negative conditional: 0, negative unconditional: 808, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 3715, positive: 1602, positive conditional: 0, positive unconditional: 1602, negative: 162, negative conditional: 0, negative unconditional: 162, unknown: 1951, unknown conditional: 0, unknown unconditional: 1951] , Statistics on independence cache: Total cache size (in pairs): 3196, Positive cache size: 3127, Positive conditional cache size: 0, Positive unconditional cache size: 3127, Negative cache size: 69, Negative conditional cache size: 0, Negative unconditional cache size: 69 - 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_p0_EAX = 0; [L714] 0 int __unbuffered_p3_EAX = 0; [L716] 0 int __unbuffered_p3_EBX = 0; [L718] 0 int a = 0; [L719] 0 _Bool a$flush_delayed; [L720] 0 int a$mem_tmp; [L721] 0 _Bool a$r_buff0_thd0; [L722] 0 _Bool a$r_buff0_thd1; [L723] 0 _Bool a$r_buff0_thd2; [L724] 0 _Bool a$r_buff0_thd3; [L725] 0 _Bool a$r_buff0_thd4; [L726] 0 _Bool a$r_buff1_thd0; [L727] 0 _Bool a$r_buff1_thd1; [L728] 0 _Bool a$r_buff1_thd2; [L729] 0 _Bool a$r_buff1_thd3; [L730] 0 _Bool a$r_buff1_thd4; [L731] 0 _Bool a$read_delayed; [L732] 0 int *a$read_delayed_var; [L733] 0 int a$w_buff0; [L734] 0 _Bool a$w_buff0_used; [L735] 0 int a$w_buff1; [L736] 0 _Bool a$w_buff1_used; [L737] 0 _Bool main$tmp_guard0; [L738] 0 _Bool main$tmp_guard1; [L740] 0 int x = 0; [L742] 0 int y = 0; [L744] 0 int z = 0; [L745] 0 _Bool weak$$choice0; [L746] 0 _Bool weak$$choice2; [L864] 0 pthread_t t777; [L865] FCALL, FORK 0 pthread_create(&t777, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L750] 1 a$w_buff1 = a$w_buff0 [L751] 1 a$w_buff0 = 1 [L752] 1 a$w_buff1_used = a$w_buff0_used [L753] 1 a$w_buff0_used = (_Bool)1 [L18] COND FALSE 1 !(!expression) [L755] 1 a$r_buff1_thd0 = a$r_buff0_thd0 [L756] 1 a$r_buff1_thd1 = a$r_buff0_thd1 [L757] 1 a$r_buff1_thd2 = a$r_buff0_thd2 [L758] 1 a$r_buff1_thd3 = a$r_buff0_thd3 [L759] 1 a$r_buff1_thd4 = a$r_buff0_thd4 [L760] 1 a$r_buff0_thd1 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L763] 1 __unbuffered_p0_EAX = x VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L866] 0 pthread_t t778; [L867] FCALL, FORK 0 pthread_create(&t778, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L780] 2 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=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] [L783] 2 y = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=0] [L868] 0 pthread_t t779; [L869] FCALL, FORK 0 pthread_create(&t779, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=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=1, z=0] [L800] 3 y = 2 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=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=1, y=2, z=0] [L803] 3 z = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=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=1, y=2, z=1] [L870] 0 pthread_t t780; [L871] FCALL, FORK 0 pthread_create(&t780, ((void *)0), P3, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=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=1, y=2, z=1] [L820] 4 z = 2 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, 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=1, y=2, z=2] [L823] 4 __unbuffered_p3_EAX = z VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p3_EAX=2, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, 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=1, y=2, z=2] [L826] 4 weak$$choice0 = __VERIFIER_nondet_bool() [L827] 4 weak$$choice2 = __VERIFIER_nondet_bool() [L828] 4 a$flush_delayed = weak$$choice2 [L829] 4 a$mem_tmp = a [L830] EXPR 4 !a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : a$w_buff1) [L830] 4 a = !a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : a$w_buff1) [L831] EXPR 4 weak$$choice2 ? a$w_buff0 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : a$w_buff0)) [L831] EXPR 4 !a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : a$w_buff0) [L831] EXPR 4 weak$$choice2 ? a$w_buff0 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : a$w_buff0)) [L831] 4 a$w_buff0 = weak$$choice2 ? a$w_buff0 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : a$w_buff0)) [L832] EXPR 4 weak$$choice2 ? a$w_buff1 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff1 : a$w_buff1)) [L832] EXPR 4 !a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff1 : a$w_buff1) [L832] EXPR 4 weak$$choice2 ? a$w_buff1 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff1 : a$w_buff1)) [L832] 4 a$w_buff1 = weak$$choice2 ? a$w_buff1 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff1 : a$w_buff1)) [L833] EXPR 4 weak$$choice2 ? a$w_buff0_used : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$w_buff0_used)) [L833] EXPR 4 !a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$w_buff0_used) [L833] EXPR 4 weak$$choice2 ? a$w_buff0_used : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$w_buff0_used)) [L833] 4 a$w_buff0_used = weak$$choice2 ? a$w_buff0_used : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$w_buff0_used)) [L834] EXPR 4 weak$$choice2 ? a$w_buff1_used : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L834] EXPR 4 !a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0) [L834] EXPR 4 weak$$choice2 ? a$w_buff1_used : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L834] 4 a$w_buff1_used = weak$$choice2 ? a$w_buff1_used : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L835] EXPR 4 weak$$choice2 ? a$r_buff0_thd4 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff0_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$r_buff0_thd4)) [L835] EXPR 4 !a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff0_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$r_buff0_thd4) [L835] EXPR 4 weak$$choice2 ? a$r_buff0_thd4 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff0_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$r_buff0_thd4)) [L835] 4 a$r_buff0_thd4 = weak$$choice2 ? a$r_buff0_thd4 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff0_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$r_buff0_thd4)) [L836] EXPR 4 weak$$choice2 ? a$r_buff1_thd4 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff1_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L836] EXPR 4 !a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff1_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0) [L836] EXPR 4 weak$$choice2 ? a$r_buff1_thd4 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff1_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L836] 4 a$r_buff1_thd4 = weak$$choice2 ? a$r_buff1_thd4 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff1_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L837] 4 __unbuffered_p3_EBX = a [L838] EXPR 4 a$flush_delayed ? a$mem_tmp : a [L838] 4 a = a$flush_delayed ? a$mem_tmp : a [L839] 4 a$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p3_EAX=2, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=1, y=2, z=2] [L766] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd1 ? a$w_buff1 : a) [L766] 1 a = a$w_buff0_used && a$r_buff0_thd1 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd1 ? a$w_buff1 : a) [L767] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$w_buff0_used [L767] 1 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$w_buff0_used [L768] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 || a$w_buff1_used && a$r_buff1_thd1 ? (_Bool)0 : a$w_buff1_used [L768] 1 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd1 || a$w_buff1_used && a$r_buff1_thd1 ? (_Bool)0 : a$w_buff1_used [L769] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$r_buff0_thd1 [L769] 1 a$r_buff0_thd1 = a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$r_buff0_thd1 [L770] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 || a$w_buff1_used && a$r_buff1_thd1 ? (_Bool)0 : a$r_buff1_thd1 [L770] 1 a$r_buff1_thd1 = a$w_buff0_used && a$r_buff0_thd1 || a$w_buff1_used && a$r_buff1_thd1 ? (_Bool)0 : a$r_buff1_thd1 [L773] 1 __unbuffered_cnt = __unbuffered_cnt + 1 [L775] 1 return 0; [L786] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd2 ? a$w_buff1 : a) [L786] EXPR 2 a$w_buff1_used && a$r_buff1_thd2 ? a$w_buff1 : a [L786] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd2 ? a$w_buff1 : a) [L786] 2 a = a$w_buff0_used && a$r_buff0_thd2 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd2 ? a$w_buff1 : a) [L787] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$w_buff0_used [L787] 2 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$w_buff0_used [L788] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$w_buff1_used [L788] 2 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$w_buff1_used [L789] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$r_buff0_thd2 [L789] 2 a$r_buff0_thd2 = a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$r_buff0_thd2 [L790] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$r_buff1_thd2 [L790] 2 a$r_buff1_thd2 = a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$r_buff1_thd2 [L793] 2 __unbuffered_cnt = __unbuffered_cnt + 1 [L795] 2 return 0; [L806] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd3 ? a$w_buff1 : a) [L806] EXPR 3 a$w_buff1_used && a$r_buff1_thd3 ? a$w_buff1 : a [L806] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd3 ? a$w_buff1 : a) [L806] 3 a = a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd3 ? a$w_buff1 : a) [L807] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$w_buff0_used [L807] 3 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$w_buff0_used [L808] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 || a$w_buff1_used && a$r_buff1_thd3 ? (_Bool)0 : a$w_buff1_used [L808] 3 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd3 || a$w_buff1_used && a$r_buff1_thd3 ? (_Bool)0 : a$w_buff1_used [L809] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$r_buff0_thd3 [L809] 3 a$r_buff0_thd3 = a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$r_buff0_thd3 [L810] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 || a$w_buff1_used && a$r_buff1_thd3 ? (_Bool)0 : a$r_buff1_thd3 [L810] 3 a$r_buff1_thd3 = a$w_buff0_used && a$r_buff0_thd3 || a$w_buff1_used && a$r_buff1_thd3 ? (_Bool)0 : a$r_buff1_thd3 [L813] 3 __unbuffered_cnt = __unbuffered_cnt + 1 [L815] 3 return 0; [L842] EXPR 4 a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd4 ? a$w_buff1 : a) [L842] EXPR 4 a$w_buff1_used && a$r_buff1_thd4 ? a$w_buff1 : a [L842] EXPR 4 a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd4 ? a$w_buff1 : a) [L842] 4 a = a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd4 ? a$w_buff1 : a) [L843] EXPR 4 a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$w_buff0_used [L843] 4 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$w_buff0_used [L844] EXPR 4 a$w_buff0_used && a$r_buff0_thd4 || a$w_buff1_used && a$r_buff1_thd4 ? (_Bool)0 : a$w_buff1_used [L844] 4 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd4 || a$w_buff1_used && a$r_buff1_thd4 ? (_Bool)0 : a$w_buff1_used [L845] EXPR 4 a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$r_buff0_thd4 [L845] 4 a$r_buff0_thd4 = a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$r_buff0_thd4 [L846] EXPR 4 a$w_buff0_used && a$r_buff0_thd4 || a$w_buff1_used && a$r_buff1_thd4 ? (_Bool)0 : a$r_buff1_thd4 [L846] 4 a$r_buff1_thd4 = a$w_buff0_used && a$r_buff0_thd4 || a$w_buff1_used && a$r_buff1_thd4 ? (_Bool)0 : a$r_buff1_thd4 [L849] 4 __unbuffered_cnt = __unbuffered_cnt + 1 [L851] 4 return 0; [L873] 0 main$tmp_guard0 = __unbuffered_cnt == 4 [L3] COND FALSE 0 !(!cond) [L877] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd0 ? a$w_buff1 : a) [L877] EXPR 0 a$w_buff1_used && a$r_buff1_thd0 ? a$w_buff1 : a [L877] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd0 ? a$w_buff1 : a) [L877] 0 a = a$w_buff0_used && a$r_buff0_thd0 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd0 ? a$w_buff1 : a) [L878] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 ? (_Bool)0 : a$w_buff0_used [L878] 0 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd0 ? (_Bool)0 : a$w_buff0_used [L879] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 || a$w_buff1_used && a$r_buff1_thd0 ? (_Bool)0 : a$w_buff1_used [L879] 0 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd0 || a$w_buff1_used && a$r_buff1_thd0 ? (_Bool)0 : a$w_buff1_used [L880] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 ? (_Bool)0 : a$r_buff0_thd0 [L880] 0 a$r_buff0_thd0 = a$w_buff0_used && a$r_buff0_thd0 ? (_Bool)0 : a$r_buff0_thd0 [L881] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 || a$w_buff1_used && a$r_buff1_thd0 ? (_Bool)0 : a$r_buff1_thd0 [L881] 0 a$r_buff1_thd0 = a$w_buff0_used && a$r_buff0_thd0 || a$w_buff1_used && a$r_buff1_thd0 ? (_Bool)0 : a$r_buff1_thd0 [L884] 0 main$tmp_guard1 = !(y == 2 && z == 2 && __unbuffered_p0_EAX == 0 && __unbuffered_p3_EAX == 2 && __unbuffered_p3_EBX == 0) [L18] COND TRUE 0 !expression [L18] 0 reach_error() VAL [\result={0:0}, \result={0:0}, \result={0:0}, __unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p3_EAX=2, __unbuffered_p3_EBX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, 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=0, x=1, y=2, z=2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 116 locations, 2 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 1.8ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: UNSAFE, OverallTime: 13185.4ms, OverallIterations: 12, TraceHistogramMax: 1, EmptinessCheckTime: 0.0ms, AutomataDifference: 5280.3ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 6565.5ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 120 SDtfs, 101 SDslu, 145 SDs, 0 SdLazy, 292 SolverSat, 98 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 343.6ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 57 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 269.9ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=792occurred in iteration=9, InterpolantAutomatonStates: 69, 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: 39.8ms SsaConstructionTime, 423.5ms SatisfiabilityAnalysisTime, 578.7ms InterpolantComputationTime, 215 NumberOfCodeBlocks, 215 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 175 ConstructedInterpolants, 0 QuantifiedInterpolants, 897 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 11 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...