/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-VariableLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe016_rmo.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-d5b4239aa45c8d22a30959944f2ef622f7386a6d-d5b4239 [2021-03-24 11:03:41,580 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-24 11:03:41,582 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-24 11:03:41,607 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-03-24 11:03:41,607 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-03-24 11:03:41,608 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-03-24 11:03:41,610 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-03-24 11:03:41,613 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-03-24 11:03:41,614 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-03-24 11:03:41,615 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-03-24 11:03:41,616 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-03-24 11:03:41,617 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-03-24 11:03:41,617 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-03-24 11:03:41,618 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-03-24 11:03:41,619 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-03-24 11:03:41,620 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-03-24 11:03:41,621 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-03-24 11:03:41,621 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-03-24 11:03:41,623 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-03-24 11:03:41,633 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-03-24 11:03:41,638 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-03-24 11:03:41,642 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-03-24 11:03:41,643 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-03-24 11:03:41,643 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-03-24 11:03:41,649 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-03-24 11:03:41,649 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-03-24 11:03:41,650 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-03-24 11:03:41,650 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-03-24 11:03:41,651 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-03-24 11:03:41,652 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-03-24 11:03:41,652 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-03-24 11:03:41,652 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-03-24 11:03:41,653 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-03-24 11:03:41,654 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-03-24 11:03:41,654 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-03-24 11:03:41,654 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-03-24 11:03:41,655 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-03-24 11:03:41,655 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-03-24 11:03:41,655 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-03-24 11:03:41,656 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-03-24 11:03:41,657 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-03-24 11:03:41,664 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-VariableLbe.epf [2021-03-24 11:03:41,696 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-24 11:03:41,696 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-24 11:03:41,699 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-24 11:03:41,699 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-24 11:03:41,699 INFO L138 SettingsManager]: * Use SBE=true [2021-03-24 11:03:41,699 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-24 11:03:41,700 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-24 11:03:41,700 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-24 11:03:41,700 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-24 11:03:41,700 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-24 11:03:41,701 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-24 11:03:41,701 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-24 11:03:41,701 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-24 11:03:41,701 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-24 11:03:41,701 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-24 11:03:41,701 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-24 11:03:41,701 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-24 11:03:41,701 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-24 11:03:41,702 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-24 11:03:41,702 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-24 11:03:41,702 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-24 11:03:41,702 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-24 11:03:41,702 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-24 11:03:41,702 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-24 11:03:41,702 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-24 11:03:41,702 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-24 11:03:41,703 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-24 11:03:41,703 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2021-03-24 11:03:41,703 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-03-24 11:03:41,703 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-24 11:03:42,010 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-24 11:03:42,031 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-24 11:03:42,033 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-24 11:03:42,034 INFO L271 PluginConnector]: Initializing CDTParser... [2021-03-24 11:03:42,035 INFO L275 PluginConnector]: CDTParser initialized [2021-03-24 11:03:42,035 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe016_rmo.opt.i [2021-03-24 11:03:42,095 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f8c6d4e8c/95d7038549404297a4d2c93f398f2b85/FLAG14c1d36f4 [2021-03-24 11:03:42,610 INFO L306 CDTParser]: Found 1 translation units. [2021-03-24 11:03:42,610 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe016_rmo.opt.i [2021-03-24 11:03:42,623 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f8c6d4e8c/95d7038549404297a4d2c93f398f2b85/FLAG14c1d36f4 [2021-03-24 11:03:43,088 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f8c6d4e8c/95d7038549404297a4d2c93f398f2b85 [2021-03-24 11:03:43,090 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-24 11:03:43,091 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-03-24 11:03:43,093 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-03-24 11:03:43,093 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-03-24 11:03:43,096 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-03-24 11:03:43,096 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.03 11:03:43" (1/1) ... [2021-03-24 11:03:43,097 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44255fc2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 11:03:43, skipping insertion in model container [2021-03-24 11:03:43,097 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.03 11:03:43" (1/1) ... [2021-03-24 11:03:43,103 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-03-24 11:03:43,159 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-03-24 11:03:43,278 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/safe016_rmo.opt.i[949,962] [2021-03-24 11:03:43,532 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-24 11:03:43,541 INFO L203 MainTranslator]: Completed pre-run [2021-03-24 11:03:43,550 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/safe016_rmo.opt.i[949,962] [2021-03-24 11:03:43,592 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-24 11:03:43,663 INFO L208 MainTranslator]: Completed translation [2021-03-24 11:03:43,663 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 11:03:43 WrapperNode [2021-03-24 11:03:43,667 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-03-24 11:03:43,669 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-24 11:03:43,669 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-24 11:03:43,670 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-24 11:03:43,675 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 11:03:43" (1/1) ... [2021-03-24 11:03:43,709 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 11:03:43" (1/1) ... [2021-03-24 11:03:43,742 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-24 11:03:43,743 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-24 11:03:43,743 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-24 11:03:43,750 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-24 11:03:43,757 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 11:03:43" (1/1) ... [2021-03-24 11:03:43,757 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 11:03:43" (1/1) ... [2021-03-24 11:03:43,774 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 11:03:43" (1/1) ... [2021-03-24 11:03:43,774 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 11:03:43" (1/1) ... [2021-03-24 11:03:43,801 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 11:03:43" (1/1) ... [2021-03-24 11:03:43,805 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 11:03:43" (1/1) ... [2021-03-24 11:03:43,808 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 11:03:43" (1/1) ... [2021-03-24 11:03:43,821 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-24 11:03:43,821 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-24 11:03:43,822 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-24 11:03:43,822 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-24 11:03:43,822 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 11:03:43" (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 [2021-03-24 11:03:43,900 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-03-24 11:03:43,901 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-03-24 11:03:43,901 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-03-24 11:03:43,902 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-03-24 11:03:43,902 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-03-24 11:03:43,902 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-03-24 11:03:43,902 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-03-24 11:03:43,903 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-03-24 11:03:43,903 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-03-24 11:03:43,903 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-03-24 11:03:43,903 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-03-24 11:03:43,903 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-03-24 11:03:43,903 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-03-24 11:03:43,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-03-24 11:03:43,904 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-03-24 11:03:43,904 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-24 11:03:43,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-24 11:03:43,905 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-03-24 11:03:46,588 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-24 11:03:46,588 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-03-24 11:03:46,590 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.03 11:03:46 BoogieIcfgContainer [2021-03-24 11:03:46,590 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-24 11:03:46,592 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-24 11:03:46,592 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-24 11:03:46,594 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-24 11:03:46,594 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.03 11:03:43" (1/3) ... [2021-03-24 11:03:46,595 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c897668 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.03 11:03:46, skipping insertion in model container [2021-03-24 11:03:46,595 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 11:03:43" (2/3) ... [2021-03-24 11:03:46,595 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c897668 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.03 11:03:46, skipping insertion in model container [2021-03-24 11:03:46,596 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.03 11:03:46" (3/3) ... [2021-03-24 11:03:46,597 INFO L111 eAbstractionObserver]: Analyzing ICFG safe016_rmo.opt.i [2021-03-24 11:03:46,602 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-24 11:03:46,606 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-03-24 11:03:46,606 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-24 11:03:46,652 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,652 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,652 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,652 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,653 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,653 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,653 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,653 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,653 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,653 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,653 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,653 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,653 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,653 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,654 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,654 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,654 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,654 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,654 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,654 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,655 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,655 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,655 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,656 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,656 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,656 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,657 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,657 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,657 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,657 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,657 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,658 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,658 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,658 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,658 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,658 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,658 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,658 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,658 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,659 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,659 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,659 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,659 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,659 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,659 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,659 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,659 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,660 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,660 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,660 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,660 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,660 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,661 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,661 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,661 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,661 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,661 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,661 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,662 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,662 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,662 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,662 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,662 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,663 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,663 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,663 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,663 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,663 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,663 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,663 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,663 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,663 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,664 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,664 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,664 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,664 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,664 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,665 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,665 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,665 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,665 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,665 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,665 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,665 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,665 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,665 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,666 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,666 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,666 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,666 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,666 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,666 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,666 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,666 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,666 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,667 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,668 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,669 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,670 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,670 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,670 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,675 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,675 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,675 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,675 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,676 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,676 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,676 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,676 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,676 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,676 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,676 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,678 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,678 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,678 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,678 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,678 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,678 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,678 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,678 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,679 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,679 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,679 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,679 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,679 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,679 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,679 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,679 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,679 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,679 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,680 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,680 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,680 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,680 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,680 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,680 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,680 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,680 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,680 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,680 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,680 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,680 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,680 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,681 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,681 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,681 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,681 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,681 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,681 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,681 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,681 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,681 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,681 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,681 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,681 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,681 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,683 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,684 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,684 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,684 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,684 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,684 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,684 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,684 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,684 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,685 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,685 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,685 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,685 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,685 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,685 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,685 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,685 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,685 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,686 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,686 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,686 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,686 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,686 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,686 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,686 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,687 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,687 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,687 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,687 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,687 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,687 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,687 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~mem53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,687 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~mem53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,687 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,687 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,687 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,687 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,688 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,688 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,688 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,688 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~mem53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,688 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~mem53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,688 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,688 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,689 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,689 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,689 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,689 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,689 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,689 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,689 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,690 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,692 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,692 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,692 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,692 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,692 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,692 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,692 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,692 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,693 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,693 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,693 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,698 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,698 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,699 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,699 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,699 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,702 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,702 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,702 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,702 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,703 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,704 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,704 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,704 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,704 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,704 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,704 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,704 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,704 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,704 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,704 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,704 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,705 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,705 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,705 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,705 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,705 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,705 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,707 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,707 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,707 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,707 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,707 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,707 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,707 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,708 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,708 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,708 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~mem53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,708 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,709 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,709 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,709 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,709 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,709 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,709 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,709 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,710 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,710 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,710 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,710 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,711 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,711 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,711 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,711 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,711 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,711 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,711 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,711 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,712 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,712 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,712 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:03:46,713 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-03-24 11:03:46,727 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-03-24 11:03:46,752 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-24 11:03:46,752 INFO L377 AbstractCegarLoop]: Hoare is false [2021-03-24 11:03:46,752 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-24 11:03:46,752 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-24 11:03:46,752 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-24 11:03:46,752 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-24 11:03:46,752 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-24 11:03:46,752 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-24 11:03:46,767 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 141 places, 130 transitions, 280 flow [2021-03-24 11:03:46,823 INFO L129 PetriNetUnfolder]: 2/126 cut-off events. [2021-03-24 11:03:46,823 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-24 11:03:46,839 INFO L84 FinitePrefix]: Finished finitePrefix Result has 139 conditions, 126 events. 2/126 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 74 event pairs, 0 based on Foata normal form. 0/123 useless extension candidates. Maximal degree in co-relation 73. Up to 2 conditions per place. [2021-03-24 11:03:46,840 INFO L82 GeneralOperation]: Start removeDead. Operand has 141 places, 130 transitions, 280 flow [2021-03-24 11:03:46,843 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 124 places, 112 transitions, 236 flow [2021-03-24 11:03:46,844 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-24 11:03:46,855 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 124 places, 112 transitions, 236 flow [2021-03-24 11:03:46,858 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 124 places, 112 transitions, 236 flow [2021-03-24 11:03:46,862 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 124 places, 112 transitions, 236 flow [2021-03-24 11:03:46,901 INFO L129 PetriNetUnfolder]: 1/112 cut-off events. [2021-03-24 11:03:46,901 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-24 11:03:46,903 INFO L84 FinitePrefix]: Finished finitePrefix Result has 125 conditions, 112 events. 1/112 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 65 event pairs, 0 based on Foata normal form. 0/111 useless extension candidates. Maximal degree in co-relation 59. Up to 2 conditions per place. [2021-03-24 11:03:46,906 INFO L142 LiptonReduction]: Number of co-enabled transitions 1606 [2021-03-24 11:03:47,745 WARN L205 SmtUtils]: Spent 832.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 197 [2021-03-24 11:03:48,049 WARN L205 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2021-03-24 11:03:49,375 WARN L205 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 322 DAG size of output: 278 [2021-03-24 11:03:50,012 WARN L205 SmtUtils]: Spent 633.00 ms on a formula simplification that was a NOOP. DAG size: 275 [2021-03-24 11:03:51,075 WARN L205 SmtUtils]: Spent 822.00 ms on a formula simplification. DAG size of input: 278 DAG size of output: 238 [2021-03-24 11:03:51,423 WARN L205 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2021-03-24 11:03:53,099 WARN L205 SmtUtils]: Spent 1.67 s on a formula simplification. DAG size of input: 370 DAG size of output: 326 [2021-03-24 11:03:53,860 WARN L205 SmtUtils]: Spent 759.00 ms on a formula simplification that was a NOOP. DAG size: 323 [2021-03-24 11:03:54,599 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 70 [2021-03-24 11:03:55,039 WARN L205 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 99 [2021-03-24 11:03:55,186 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2021-03-24 11:03:56,915 WARN L205 SmtUtils]: Spent 799.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 238 [2021-03-24 11:03:57,308 WARN L205 SmtUtils]: Spent 391.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2021-03-24 11:03:58,144 WARN L205 SmtUtils]: Spent 832.00 ms on a formula simplification that was a NOOP. DAG size: 326 [2021-03-24 11:03:58,938 WARN L205 SmtUtils]: Spent 792.00 ms on a formula simplification that was a NOOP. DAG size: 326 [2021-03-24 11:03:59,226 INFO L154 LiptonReduction]: Checked pairs total: 2746 [2021-03-24 11:03:59,226 INFO L156 LiptonReduction]: Total number of compositions: 72 [2021-03-24 11:03:59,228 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 12385 [2021-03-24 11:03:59,245 INFO L129 PetriNetUnfolder]: 1/40 cut-off events. [2021-03-24 11:03:59,245 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-24 11:03:59,245 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 11:03:59,246 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] [2021-03-24 11:03:59,246 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 11:03:59,250 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 11:03:59,250 INFO L82 PathProgramCache]: Analyzing trace with hash 369676528, now seen corresponding path program 1 times [2021-03-24 11:03:59,259 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 11:03:59,259 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [294840021] [2021-03-24 11:03:59,259 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 11:03:59,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 11:03:59,632 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:03:59,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 11:03:59,642 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 11:03:59,643 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [294840021] [2021-03-24 11:03:59,643 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 11:03:59,643 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-03-24 11:03:59,644 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1810440771] [2021-03-24 11:03:59,650 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-24 11:03:59,650 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 11:03:59,659 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-24 11:03:59,660 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-24 11:03:59,662 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 187 out of 202 [2021-03-24 11:03:59,665 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 53 places, 41 transitions, 94 flow. Second operand has 3 states, 3 states have (on average 187.66666666666666) internal successors, (563), 3 states have internal predecessors, (563), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:03:59,665 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 11:03:59,666 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 187 of 202 [2021-03-24 11:03:59,667 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 11:03:59,690 INFO L129 PetriNetUnfolder]: 0/40 cut-off events. [2021-03-24 11:03:59,690 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-24 11:03:59,690 INFO L84 FinitePrefix]: Finished finitePrefix Result has 57 conditions, 40 events. 0/40 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 42 event pairs, 0 based on Foata normal form. 3/43 useless extension candidates. Maximal degree in co-relation 0. Up to 3 conditions per place. [2021-03-24 11:03:59,691 INFO L132 encePairwiseOnDemand]: 198/202 looper letters, 1 selfloop transitions, 2 changer transitions 0/40 dead transitions. [2021-03-24 11:03:59,692 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 55 places, 40 transitions, 98 flow [2021-03-24 11:03:59,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-24 11:03:59,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-24 11:03:59,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 567 transitions. [2021-03-24 11:03:59,704 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.9356435643564357 [2021-03-24 11:03:59,704 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 567 transitions. [2021-03-24 11:03:59,705 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 567 transitions. [2021-03-24 11:03:59,707 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 11:03:59,708 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 567 transitions. [2021-03-24 11:03:59,712 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 189.0) internal successors, (567), 3 states have internal predecessors, (567), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:03:59,717 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 202.0) internal successors, (808), 4 states have internal predecessors, (808), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:03:59,718 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 202.0) internal successors, (808), 4 states have internal predecessors, (808), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:03:59,719 INFO L185 Difference]: Start difference. First operand has 53 places, 41 transitions, 94 flow. Second operand 3 states and 567 transitions. [2021-03-24 11:03:59,720 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 55 places, 40 transitions, 98 flow [2021-03-24 11:03:59,721 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 51 places, 40 transitions, 94 flow, removed 0 selfloop flow, removed 4 redundant places. [2021-03-24 11:03:59,722 INFO L241 Difference]: Finished difference. Result has 52 places, 40 transitions, 96 flow [2021-03-24 11:03:59,724 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=202, PETRI_DIFFERENCE_MINUEND_FLOW=88, PETRI_DIFFERENCE_MINUEND_PLACES=49, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=40, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=38, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=96, PETRI_PLACES=52, PETRI_TRANSITIONS=40} [2021-03-24 11:03:59,724 INFO L343 CegarLoopForPetriNet]: 53 programPoint places, -1 predicate places. [2021-03-24 11:03:59,724 INFO L480 AbstractCegarLoop]: Abstraction has has 52 places, 40 transitions, 96 flow [2021-03-24 11:03:59,724 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 187.66666666666666) internal successors, (563), 3 states have internal predecessors, (563), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:03:59,724 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 11:03:59,725 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] [2021-03-24 11:03:59,725 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-03-24 11:03:59,725 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 11:03:59,725 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 11:03:59,725 INFO L82 PathProgramCache]: Analyzing trace with hash -1424928944, now seen corresponding path program 1 times [2021-03-24 11:03:59,725 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 11:03:59,726 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1908255721] [2021-03-24 11:03:59,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 11:03:59,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 11:03:59,792 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:03:59,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 11:03:59,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:03:59,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 11:03:59,797 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 11:03:59,797 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1908255721] [2021-03-24 11:03:59,797 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 11:03:59,798 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-24 11:03:59,798 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [134922777] [2021-03-24 11:03:59,799 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-24 11:03:59,799 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 11:03:59,800 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-24 11:03:59,800 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-24 11:03:59,803 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 185 out of 202 [2021-03-24 11:03:59,804 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 52 places, 40 transitions, 96 flow. Second operand has 3 states, 3 states have (on average 186.0) internal successors, (558), 3 states have internal predecessors, (558), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:03:59,804 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 11:03:59,804 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 185 of 202 [2021-03-24 11:03:59,804 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 11:03:59,839 INFO L129 PetriNetUnfolder]: 7/63 cut-off events. [2021-03-24 11:03:59,839 INFO L130 PetriNetUnfolder]: For 8/12 co-relation queries the response was YES. [2021-03-24 11:03:59,840 INFO L84 FinitePrefix]: Finished finitePrefix Result has 105 conditions, 63 events. 7/63 cut-off events. For 8/12 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 130 event pairs, 1 based on Foata normal form. 1/61 useless extension candidates. Maximal degree in co-relation 81. Up to 17 conditions per place. [2021-03-24 11:03:59,840 INFO L132 encePairwiseOnDemand]: 198/202 looper letters, 5 selfloop transitions, 3 changer transitions 0/43 dead transitions. [2021-03-24 11:03:59,840 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 54 places, 43 transitions, 121 flow [2021-03-24 11:03:59,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-24 11:03:59,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-24 11:03:59,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 564 transitions. [2021-03-24 11:03:59,843 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.9306930693069307 [2021-03-24 11:03:59,844 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 564 transitions. [2021-03-24 11:03:59,844 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 564 transitions. [2021-03-24 11:03:59,844 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 11:03:59,844 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 564 transitions. [2021-03-24 11:03:59,845 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 188.0) internal successors, (564), 3 states have internal predecessors, (564), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:03:59,846 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 202.0) internal successors, (808), 4 states have internal predecessors, (808), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:03:59,847 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 202.0) internal successors, (808), 4 states have internal predecessors, (808), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:03:59,847 INFO L185 Difference]: Start difference. First operand has 52 places, 40 transitions, 96 flow. Second operand 3 states and 564 transitions. [2021-03-24 11:03:59,847 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 54 places, 43 transitions, 121 flow [2021-03-24 11:03:59,847 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 52 places, 43 transitions, 115 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-03-24 11:03:59,848 INFO L241 Difference]: Finished difference. Result has 53 places, 42 transitions, 111 flow [2021-03-24 11:03:59,848 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=202, PETRI_DIFFERENCE_MINUEND_FLOW=92, PETRI_DIFFERENCE_MINUEND_PLACES=50, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=40, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=37, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=111, PETRI_PLACES=53, PETRI_TRANSITIONS=42} [2021-03-24 11:03:59,849 INFO L343 CegarLoopForPetriNet]: 53 programPoint places, 0 predicate places. [2021-03-24 11:03:59,849 INFO L480 AbstractCegarLoop]: Abstraction has has 53 places, 42 transitions, 111 flow [2021-03-24 11:03:59,850 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 186.0) internal successors, (558), 3 states have internal predecessors, (558), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:03:59,850 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 11:03:59,850 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] [2021-03-24 11:03:59,850 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-03-24 11:03:59,850 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 11:03:59,850 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 11:03:59,850 INFO L82 PathProgramCache]: Analyzing trace with hash 632947763, now seen corresponding path program 1 times [2021-03-24 11:03:59,850 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 11:03:59,850 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [329292570] [2021-03-24 11:03:59,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 11:03:59,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 11:03:59,970 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:03:59,971 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 11:03:59,971 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:03:59,972 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 11:03:59,975 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:03:59,975 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 11:03:59,979 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 11:03:59,980 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [329292570] [2021-03-24 11:03:59,980 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 11:03:59,980 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-24 11:03:59,980 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1293469314] [2021-03-24 11:03:59,980 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-24 11:03:59,980 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 11:03:59,981 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-24 11:03:59,981 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-24 11:03:59,982 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 180 out of 202 [2021-03-24 11:03:59,983 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 53 places, 42 transitions, 111 flow. Second operand has 4 states, 4 states have (on average 181.25) internal successors, (725), 4 states have internal predecessors, (725), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:03:59,983 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 11:03:59,983 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 180 of 202 [2021-03-24 11:03:59,983 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 11:04:00,021 INFO L129 PetriNetUnfolder]: 6/72 cut-off events. [2021-03-24 11:04:00,021 INFO L130 PetriNetUnfolder]: For 26/81 co-relation queries the response was YES. [2021-03-24 11:04:00,021 INFO L84 FinitePrefix]: Finished finitePrefix Result has 133 conditions, 72 events. 6/72 cut-off events. For 26/81 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 201 event pairs, 0 based on Foata normal form. 3/72 useless extension candidates. Maximal degree in co-relation 107. Up to 16 conditions per place. [2021-03-24 11:04:00,022 INFO L132 encePairwiseOnDemand]: 196/202 looper letters, 5 selfloop transitions, 5 changer transitions 1/45 dead transitions. [2021-03-24 11:04:00,022 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 56 places, 45 transitions, 144 flow [2021-03-24 11:04:00,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-24 11:04:00,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-03-24 11:04:00,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 732 transitions. [2021-03-24 11:04:00,025 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.905940594059406 [2021-03-24 11:04:00,025 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 732 transitions. [2021-03-24 11:04:00,025 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 732 transitions. [2021-03-24 11:04:00,025 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 11:04:00,025 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 732 transitions. [2021-03-24 11:04:00,027 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 183.0) internal successors, (732), 4 states have internal predecessors, (732), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:04:00,029 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 202.0) internal successors, (1010), 5 states have internal predecessors, (1010), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:04:00,029 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 202.0) internal successors, (1010), 5 states have internal predecessors, (1010), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:04:00,029 INFO L185 Difference]: Start difference. First operand has 53 places, 42 transitions, 111 flow. Second operand 4 states and 732 transitions. [2021-03-24 11:04:00,030 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 56 places, 45 transitions, 144 flow [2021-03-24 11:04:00,030 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 55 places, 45 transitions, 141 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-03-24 11:04:00,031 INFO L241 Difference]: Finished difference. Result has 56 places, 42 transitions, 125 flow [2021-03-24 11:04:00,031 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=202, PETRI_DIFFERENCE_MINUEND_FLOW=108, PETRI_DIFFERENCE_MINUEND_PLACES=52, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=42, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=37, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=125, PETRI_PLACES=56, PETRI_TRANSITIONS=42} [2021-03-24 11:04:00,032 INFO L343 CegarLoopForPetriNet]: 53 programPoint places, 3 predicate places. [2021-03-24 11:04:00,032 INFO L480 AbstractCegarLoop]: Abstraction has has 56 places, 42 transitions, 125 flow [2021-03-24 11:04:00,032 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 181.25) internal successors, (725), 4 states have internal predecessors, (725), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:04:00,032 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 11:04:00,032 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] [2021-03-24 11:04:00,032 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-03-24 11:04:00,033 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 11:04:00,033 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 11:04:00,033 INFO L82 PathProgramCache]: Analyzing trace with hash -975312425, now seen corresponding path program 2 times [2021-03-24 11:04:00,033 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 11:04:00,033 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2089150960] [2021-03-24 11:04:00,033 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 11:04:00,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 11:04:00,091 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:04:00,091 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 11:04:00,098 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:04:00,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 11:04:00,105 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 11:04:00,106 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2089150960] [2021-03-24 11:04:00,106 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 11:04:00,106 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-24 11:04:00,106 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1479740289] [2021-03-24 11:04:00,106 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-24 11:04:00,106 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 11:04:00,107 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-24 11:04:00,107 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-03-24 11:04:00,108 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 184 out of 202 [2021-03-24 11:04:00,109 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 56 places, 42 transitions, 125 flow. Second operand has 4 states, 4 states have (on average 184.75) internal successors, (739), 4 states have internal predecessors, (739), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:04:00,109 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 11:04:00,109 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 184 of 202 [2021-03-24 11:04:00,109 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 11:04:00,130 INFO L129 PetriNetUnfolder]: 3/54 cut-off events. [2021-03-24 11:04:00,130 INFO L130 PetriNetUnfolder]: For 41/55 co-relation queries the response was YES. [2021-03-24 11:04:00,131 INFO L84 FinitePrefix]: Finished finitePrefix Result has 101 conditions, 54 events. 3/54 cut-off events. For 41/55 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 93 event pairs, 1 based on Foata normal form. 1/53 useless extension candidates. Maximal degree in co-relation 71. Up to 10 conditions per place. [2021-03-24 11:04:00,131 INFO L132 encePairwiseOnDemand]: 198/202 looper letters, 1 selfloop transitions, 3 changer transitions 0/42 dead transitions. [2021-03-24 11:04:00,131 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 59 places, 42 transitions, 133 flow [2021-03-24 11:04:00,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-24 11:04:00,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-03-24 11:04:00,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 741 transitions. [2021-03-24 11:04:00,134 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.9170792079207921 [2021-03-24 11:04:00,134 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 741 transitions. [2021-03-24 11:04:00,134 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 741 transitions. [2021-03-24 11:04:00,135 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 11:04:00,135 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 741 transitions. [2021-03-24 11:04:00,136 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 185.25) internal successors, (741), 4 states have internal predecessors, (741), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:04:00,138 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 202.0) internal successors, (1010), 5 states have internal predecessors, (1010), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:04:00,139 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 202.0) internal successors, (1010), 5 states have internal predecessors, (1010), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:04:00,139 INFO L185 Difference]: Start difference. First operand has 56 places, 42 transitions, 125 flow. Second operand 4 states and 741 transitions. [2021-03-24 11:04:00,139 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 59 places, 42 transitions, 133 flow [2021-03-24 11:04:00,140 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 56 places, 42 transitions, 121 flow, removed 1 selfloop flow, removed 3 redundant places. [2021-03-24 11:04:00,140 INFO L241 Difference]: Finished difference. Result has 57 places, 42 transitions, 123 flow [2021-03-24 11:04:00,141 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=202, PETRI_DIFFERENCE_MINUEND_FLOW=113, PETRI_DIFFERENCE_MINUEND_PLACES=53, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=42, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=39, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=123, PETRI_PLACES=57, PETRI_TRANSITIONS=42} [2021-03-24 11:04:00,141 INFO L343 CegarLoopForPetriNet]: 53 programPoint places, 4 predicate places. [2021-03-24 11:04:00,141 INFO L480 AbstractCegarLoop]: Abstraction has has 57 places, 42 transitions, 123 flow [2021-03-24 11:04:00,141 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 184.75) internal successors, (739), 4 states have internal predecessors, (739), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:04:00,142 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 11:04:00,142 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] [2021-03-24 11:04:00,142 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-03-24 11:04:00,142 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 11:04:00,142 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 11:04:00,142 INFO L82 PathProgramCache]: Analyzing trace with hash 1837380833, now seen corresponding path program 1 times [2021-03-24 11:04:00,142 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 11:04:00,142 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1927894479] [2021-03-24 11:04:00,143 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 11:04:00,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 11:04:00,205 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:04:00,206 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 11:04:00,206 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:04:00,207 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 11:04:00,210 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 11:04:00,210 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1927894479] [2021-03-24 11:04:00,210 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 11:04:00,210 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-24 11:04:00,210 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1618855822] [2021-03-24 11:04:00,211 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-24 11:04:00,211 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 11:04:00,211 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-24 11:04:00,211 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-24 11:04:00,212 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 185 out of 202 [2021-03-24 11:04:00,213 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 57 places, 42 transitions, 123 flow. Second operand has 3 states, 3 states have (on average 186.33333333333334) internal successors, (559), 3 states have internal predecessors, (559), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:04:00,213 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 11:04:00,213 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 185 of 202 [2021-03-24 11:04:00,215 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 11:04:00,245 INFO L129 PetriNetUnfolder]: 2/63 cut-off events. [2021-03-24 11:04:00,245 INFO L130 PetriNetUnfolder]: For 41/75 co-relation queries the response was YES. [2021-03-24 11:04:00,245 INFO L84 FinitePrefix]: Finished finitePrefix Result has 116 conditions, 63 events. 2/63 cut-off events. For 41/75 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 150 event pairs, 0 based on Foata normal form. 4/67 useless extension candidates. Maximal degree in co-relation 87. Up to 10 conditions per place. [2021-03-24 11:04:00,246 INFO L132 encePairwiseOnDemand]: 199/202 looper letters, 5 selfloop transitions, 3 changer transitions 0/43 dead transitions. [2021-03-24 11:04:00,246 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 59 places, 43 transitions, 143 flow [2021-03-24 11:04:00,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-24 11:04:00,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-24 11:04:00,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 563 transitions. [2021-03-24 11:04:00,248 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.929042904290429 [2021-03-24 11:04:00,248 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 563 transitions. [2021-03-24 11:04:00,248 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 563 transitions. [2021-03-24 11:04:00,249 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 11:04:00,249 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 563 transitions. [2021-03-24 11:04:00,250 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 187.66666666666666) internal successors, (563), 3 states have internal predecessors, (563), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:04:00,251 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 202.0) internal successors, (808), 4 states have internal predecessors, (808), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:04:00,252 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 202.0) internal successors, (808), 4 states have internal predecessors, (808), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:04:00,252 INFO L185 Difference]: Start difference. First operand has 57 places, 42 transitions, 123 flow. Second operand 3 states and 563 transitions. [2021-03-24 11:04:00,252 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 59 places, 43 transitions, 143 flow [2021-03-24 11:04:00,253 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 56 places, 43 transitions, 137 flow, removed 0 selfloop flow, removed 3 redundant places. [2021-03-24 11:04:00,254 INFO L241 Difference]: Finished difference. Result has 57 places, 42 transitions, 128 flow [2021-03-24 11:04:00,254 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=202, PETRI_DIFFERENCE_MINUEND_FLOW=117, PETRI_DIFFERENCE_MINUEND_PLACES=54, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=42, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=39, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=128, PETRI_PLACES=57, PETRI_TRANSITIONS=42} [2021-03-24 11:04:00,254 INFO L343 CegarLoopForPetriNet]: 53 programPoint places, 4 predicate places. [2021-03-24 11:04:00,254 INFO L480 AbstractCegarLoop]: Abstraction has has 57 places, 42 transitions, 128 flow [2021-03-24 11:04:00,255 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 186.33333333333334) internal successors, (559), 3 states have internal predecessors, (559), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:04:00,255 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 11:04:00,255 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] [2021-03-24 11:04:00,255 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-03-24 11:04:00,255 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 11:04:00,256 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 11:04:00,256 INFO L82 PathProgramCache]: Analyzing trace with hash 737661019, now seen corresponding path program 1 times [2021-03-24 11:04:00,256 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 11:04:00,256 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [191132833] [2021-03-24 11:04:00,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 11:04:00,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 11:04:00,462 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:04:00,463 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 11:04:00,465 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:04:00,466 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 11:04:00,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:04:00,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 11:04:00,492 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:04:00,493 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 11:04:00,512 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:04:00,513 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-24 11:04:00,543 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:04:00,546 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-24 11:04:00,551 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:04:00,552 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-24 11:04:00,586 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:04:00,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-24 11:04:00,591 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:04:00,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-24 11:04:00,624 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:04:00,626 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 11:04:00,642 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:04:00,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-24 11:04:00,667 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 11:04:00,667 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [191132833] [2021-03-24 11:04:00,667 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 11:04:00,667 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-03-24 11:04:00,668 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1052680682] [2021-03-24 11:04:00,668 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-24 11:04:00,668 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 11:04:00,669 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-24 11:04:00,669 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2021-03-24 11:04:00,671 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 132 out of 202 [2021-03-24 11:04:00,673 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 57 places, 42 transitions, 128 flow. Second operand has 10 states, 10 states have (on average 133.2) internal successors, (1332), 10 states have internal predecessors, (1332), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:04:00,673 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 11:04:00,673 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 132 of 202 [2021-03-24 11:04:00,673 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 11:04:01,035 INFO L129 PetriNetUnfolder]: 516/952 cut-off events. [2021-03-24 11:04:01,035 INFO L130 PetriNetUnfolder]: For 555/584 co-relation queries the response was YES. [2021-03-24 11:04:01,038 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2043 conditions, 952 events. 516/952 cut-off events. For 555/584 co-relation queries the response was YES. Maximal size of possible extension queue 96. Compared 5376 event pairs, 124 based on Foata normal form. 5/932 useless extension candidates. Maximal degree in co-relation 2010. Up to 742 conditions per place. [2021-03-24 11:04:01,043 INFO L132 encePairwiseOnDemand]: 195/202 looper letters, 20 selfloop transitions, 6 changer transitions 0/50 dead transitions. [2021-03-24 11:04:01,043 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 62 places, 50 transitions, 197 flow [2021-03-24 11:04:01,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-24 11:04:01,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-24 11:04:01,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 819 transitions. [2021-03-24 11:04:01,047 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6757425742574258 [2021-03-24 11:04:01,048 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 819 transitions. [2021-03-24 11:04:01,048 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 819 transitions. [2021-03-24 11:04:01,048 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 11:04:01,048 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 819 transitions. [2021-03-24 11:04:01,050 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 136.5) internal successors, (819), 6 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) [2021-03-24 11:04:01,052 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 202.0) internal successors, (1414), 7 states have internal predecessors, (1414), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:04:01,053 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 202.0) internal successors, (1414), 7 states have internal predecessors, (1414), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:04:01,053 INFO L185 Difference]: Start difference. First operand has 57 places, 42 transitions, 128 flow. Second operand 6 states and 819 transitions. [2021-03-24 11:04:01,053 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 62 places, 50 transitions, 197 flow [2021-03-24 11:04:01,055 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 61 places, 50 transitions, 192 flow, removed 1 selfloop flow, removed 1 redundant places. [2021-03-24 11:04:01,056 INFO L241 Difference]: Finished difference. Result has 62 places, 44 transitions, 148 flow [2021-03-24 11:04:01,056 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=202, PETRI_DIFFERENCE_MINUEND_FLOW=123, PETRI_DIFFERENCE_MINUEND_PLACES=56, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=42, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=36, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=148, PETRI_PLACES=62, PETRI_TRANSITIONS=44} [2021-03-24 11:04:01,056 INFO L343 CegarLoopForPetriNet]: 53 programPoint places, 9 predicate places. [2021-03-24 11:04:01,056 INFO L480 AbstractCegarLoop]: Abstraction has has 62 places, 44 transitions, 148 flow [2021-03-24 11:04:01,057 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 133.2) internal successors, (1332), 10 states have internal predecessors, (1332), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:04:01,057 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 11:04:01,057 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, 1] [2021-03-24 11:04:01,057 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-03-24 11:04:01,057 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 11:04:01,058 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 11:04:01,058 INFO L82 PathProgramCache]: Analyzing trace with hash 1365841863, now seen corresponding path program 1 times [2021-03-24 11:04:01,058 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 11:04:01,058 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [613746348] [2021-03-24 11:04:01,058 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 11:04:01,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 11:04:01,133 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:04:01,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 11:04:01,139 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.8 percent of original size [2021-03-24 11:04:01,139 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 11:04:01,154 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-03-24 11:04:01,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 11:04:01,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:04:01,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 11:04:01,167 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 11:04:01,168 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [613746348] [2021-03-24 11:04:01,168 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 11:04:01,168 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-24 11:04:01,168 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1783077750] [2021-03-24 11:04:01,168 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-24 11:04:01,168 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 11:04:01,169 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-24 11:04:01,169 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-03-24 11:04:01,170 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 169 out of 202 [2021-03-24 11:04:01,171 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 62 places, 44 transitions, 148 flow. Second operand has 5 states, 5 states have (on average 170.0) internal successors, (850), 5 states have internal predecessors, (850), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:04:01,171 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 11:04:01,171 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 169 of 202 [2021-03-24 11:04:01,171 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 11:04:01,349 INFO L129 PetriNetUnfolder]: 416/765 cut-off events. [2021-03-24 11:04:01,350 INFO L130 PetriNetUnfolder]: For 411/429 co-relation queries the response was YES. [2021-03-24 11:04:01,353 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1688 conditions, 765 events. 416/765 cut-off events. For 411/429 co-relation queries the response was YES. Maximal size of possible extension queue 123. Compared 4487 event pairs, 42 based on Foata normal form. 38/729 useless extension candidates. Maximal degree in co-relation 1654. Up to 353 conditions per place. [2021-03-24 11:04:01,357 INFO L132 encePairwiseOnDemand]: 193/202 looper letters, 14 selfloop transitions, 12 changer transitions 2/63 dead transitions. [2021-03-24 11:04:01,357 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 68 places, 63 transitions, 242 flow [2021-03-24 11:04:01,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 11:04:01,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 11:04:01,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 1213 transitions. [2021-03-24 11:04:01,360 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8578500707213579 [2021-03-24 11:04:01,361 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 1213 transitions. [2021-03-24 11:04:01,361 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 1213 transitions. [2021-03-24 11:04:01,361 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 11:04:01,362 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 1213 transitions. [2021-03-24 11:04:01,364 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 173.28571428571428) internal successors, (1213), 7 states have internal predecessors, (1213), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:04:01,366 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 202.0) internal successors, (1616), 8 states have internal predecessors, (1616), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:04:01,366 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 202.0) internal successors, (1616), 8 states have internal predecessors, (1616), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:04:01,366 INFO L185 Difference]: Start difference. First operand has 62 places, 44 transitions, 148 flow. Second operand 7 states and 1213 transitions. [2021-03-24 11:04:01,367 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 68 places, 63 transitions, 242 flow [2021-03-24 11:04:01,370 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 64 places, 63 transitions, 233 flow, removed 0 selfloop flow, removed 4 redundant places. [2021-03-24 11:04:01,373 INFO L241 Difference]: Finished difference. Result has 68 places, 54 transitions, 227 flow [2021-03-24 11:04:01,374 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=202, PETRI_DIFFERENCE_MINUEND_FLOW=139, PETRI_DIFFERENCE_MINUEND_PLACES=58, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=44, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=36, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=227, PETRI_PLACES=68, PETRI_TRANSITIONS=54} [2021-03-24 11:04:01,374 INFO L343 CegarLoopForPetriNet]: 53 programPoint places, 15 predicate places. [2021-03-24 11:04:01,374 INFO L480 AbstractCegarLoop]: Abstraction has has 68 places, 54 transitions, 227 flow [2021-03-24 11:04:01,374 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 170.0) internal successors, (850), 5 states have internal predecessors, (850), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:04:01,374 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 11:04:01,374 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, 1, 1, 1] [2021-03-24 11:04:01,374 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-03-24 11:04:01,375 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 11:04:01,375 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 11:04:01,375 INFO L82 PathProgramCache]: Analyzing trace with hash 1918140124, now seen corresponding path program 1 times [2021-03-24 11:04:01,375 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 11:04:01,375 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [64058662] [2021-03-24 11:04:01,375 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 11:04:01,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 11:04:01,495 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:04:01,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 11:04:01,499 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:04:01,499 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 11:04:01,505 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.8 percent of original size [2021-03-24 11:04:01,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 11:04:01,522 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-03-24 11:04:01,523 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 11:04:01,531 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:04:01,531 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 11:04:01,532 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 11:04:01,532 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [64058662] [2021-03-24 11:04:01,532 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 11:04:01,532 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-03-24 11:04:01,532 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2133379076] [2021-03-24 11:04:01,533 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-24 11:04:01,533 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 11:04:01,533 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-24 11:04:01,535 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-03-24 11:04:01,536 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 169 out of 202 [2021-03-24 11:04:01,537 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 68 places, 54 transitions, 227 flow. Second operand has 6 states, 6 states have (on average 170.0) internal successors, (1020), 6 states have internal predecessors, (1020), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:04:01,537 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 11:04:01,537 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 169 of 202 [2021-03-24 11:04:01,537 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 11:04:01,719 INFO L129 PetriNetUnfolder]: 408/767 cut-off events. [2021-03-24 11:04:01,719 INFO L130 PetriNetUnfolder]: For 1408/1729 co-relation queries the response was YES. [2021-03-24 11:04:01,722 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2907 conditions, 767 events. 408/767 cut-off events. For 1408/1729 co-relation queries the response was YES. Maximal size of possible extension queue 119. Compared 4460 event pairs, 11 based on Foata normal form. 85/785 useless extension candidates. Maximal degree in co-relation 2870. Up to 514 conditions per place. [2021-03-24 11:04:01,726 INFO L132 encePairwiseOnDemand]: 193/202 looper letters, 15 selfloop transitions, 22 changer transitions 2/74 dead transitions. [2021-03-24 11:04:01,726 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 76 places, 74 transitions, 420 flow [2021-03-24 11:04:01,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-24 11:04:01,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-03-24 11:04:01,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1560 transitions. [2021-03-24 11:04:01,730 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.858085808580858 [2021-03-24 11:04:01,730 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 1560 transitions. [2021-03-24 11:04:01,730 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 1560 transitions. [2021-03-24 11:04:01,731 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 11:04:01,731 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 1560 transitions. [2021-03-24 11:04:01,734 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 173.33333333333334) internal successors, (1560), 9 states have internal predecessors, (1560), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:04:01,738 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 202.0) internal successors, (2020), 10 states have internal predecessors, (2020), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:04:01,739 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 202.0) internal successors, (2020), 10 states have internal predecessors, (2020), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:04:01,739 INFO L185 Difference]: Start difference. First operand has 68 places, 54 transitions, 227 flow. Second operand 9 states and 1560 transitions. [2021-03-24 11:04:01,739 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 76 places, 74 transitions, 420 flow [2021-03-24 11:04:01,743 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 75 places, 74 transitions, 418 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-03-24 11:04:01,745 INFO L241 Difference]: Finished difference. Result has 79 places, 65 transitions, 384 flow [2021-03-24 11:04:01,745 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=202, PETRI_DIFFERENCE_MINUEND_FLOW=225, PETRI_DIFFERENCE_MINUEND_PLACES=67, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=54, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=12, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=37, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=384, PETRI_PLACES=79, PETRI_TRANSITIONS=65} [2021-03-24 11:04:01,745 INFO L343 CegarLoopForPetriNet]: 53 programPoint places, 26 predicate places. [2021-03-24 11:04:01,745 INFO L480 AbstractCegarLoop]: Abstraction has has 79 places, 65 transitions, 384 flow [2021-03-24 11:04:01,746 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 170.0) internal successors, (1020), 6 states have internal predecessors, (1020), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:04:01,746 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 11:04:01,746 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, 1, 1, 1, 1, 1] [2021-03-24 11:04:01,746 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-03-24 11:04:01,746 INFO L428 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 11:04:01,746 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 11:04:01,746 INFO L82 PathProgramCache]: Analyzing trace with hash 203033809, now seen corresponding path program 1 times [2021-03-24 11:04:01,747 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 11:04:01,747 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [270637581] [2021-03-24 11:04:01,747 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 11:04:01,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 11:04:01,883 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:04:01,884 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 11:04:01,887 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:04:01,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 11:04:01,892 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:04:01,892 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 11:04:01,898 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.8 percent of original size [2021-03-24 11:04:01,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 11:04:01,916 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-03-24 11:04:01,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 11:04:01,927 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:04:01,927 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 11:04:01,928 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 11:04:01,928 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [270637581] [2021-03-24 11:04:01,928 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 11:04:01,928 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-03-24 11:04:01,928 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1417474770] [2021-03-24 11:04:01,929 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 11:04:01,930 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 11:04:01,930 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 11:04:01,930 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-03-24 11:04:01,931 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 169 out of 202 [2021-03-24 11:04:01,932 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 79 places, 65 transitions, 384 flow. Second operand has 7 states, 7 states have (on average 170.0) internal successors, (1190), 7 states have internal predecessors, (1190), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:04:01,933 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 11:04:01,933 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 169 of 202 [2021-03-24 11:04:01,933 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 11:04:02,159 INFO L129 PetriNetUnfolder]: 355/689 cut-off events. [2021-03-24 11:04:02,159 INFO L130 PetriNetUnfolder]: For 3761/4273 co-relation queries the response was YES. [2021-03-24 11:04:02,163 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3783 conditions, 689 events. 355/689 cut-off events. For 3761/4273 co-relation queries the response was YES. Maximal size of possible extension queue 114. Compared 3989 event pairs, 1 based on Foata normal form. 104/733 useless extension candidates. Maximal degree in co-relation 3740. Up to 461 conditions per place. [2021-03-24 11:04:02,166 INFO L132 encePairwiseOnDemand]: 193/202 looper letters, 13 selfloop transitions, 33 changer transitions 5/86 dead transitions. [2021-03-24 11:04:02,166 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 89 places, 86 transitions, 684 flow [2021-03-24 11:04:02,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-24 11:04:02,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2021-03-24 11:04:02,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 1907 transitions. [2021-03-24 11:04:02,171 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8582358235823583 [2021-03-24 11:04:02,171 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 1907 transitions. [2021-03-24 11:04:02,171 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 1907 transitions. [2021-03-24 11:04:02,172 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 11:04:02,172 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 1907 transitions. [2021-03-24 11:04:02,175 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 173.36363636363637) internal successors, (1907), 11 states have internal predecessors, (1907), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:04:02,180 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 202.0) internal successors, (2424), 12 states have internal predecessors, (2424), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:04:02,181 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 202.0) internal successors, (2424), 12 states have internal predecessors, (2424), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:04:02,181 INFO L185 Difference]: Start difference. First operand has 79 places, 65 transitions, 384 flow. Second operand 11 states and 1907 transitions. [2021-03-24 11:04:02,181 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 89 places, 86 transitions, 684 flow [2021-03-24 11:04:02,190 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 86 places, 86 transitions, 638 flow, removed 17 selfloop flow, removed 3 redundant places. [2021-03-24 11:04:02,192 INFO L241 Difference]: Finished difference. Result has 90 places, 77 transitions, 570 flow [2021-03-24 11:04:02,192 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=202, PETRI_DIFFERENCE_MINUEND_FLOW=342, PETRI_DIFFERENCE_MINUEND_PLACES=76, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=65, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=22, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=38, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=570, PETRI_PLACES=90, PETRI_TRANSITIONS=77} [2021-03-24 11:04:02,192 INFO L343 CegarLoopForPetriNet]: 53 programPoint places, 37 predicate places. [2021-03-24 11:04:02,192 INFO L480 AbstractCegarLoop]: Abstraction has has 90 places, 77 transitions, 570 flow [2021-03-24 11:04:02,193 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 170.0) internal successors, (1190), 7 states have internal predecessors, (1190), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:04:02,193 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 11:04:02,193 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, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 11:04:02,194 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-03-24 11:04:02,194 INFO L428 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 11:04:02,194 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 11:04:02,194 INFO L82 PathProgramCache]: Analyzing trace with hash -1017351948, now seen corresponding path program 1 times [2021-03-24 11:04:02,194 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 11:04:02,194 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [813112171] [2021-03-24 11:04:02,194 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 11:04:02,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 11:04:02,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:04:02,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 11:04:02,319 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:04:02,320 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 11:04:02,323 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:04:02,323 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 11:04:02,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:04:02,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 11:04:02,333 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.8 percent of original size [2021-03-24 11:04:02,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 11:04:02,351 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-03-24 11:04:02,352 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 11:04:02,361 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:04:02,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 11:04:02,363 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 11:04:02,363 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [813112171] [2021-03-24 11:04:02,363 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 11:04:02,363 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 11:04:02,363 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [837645136] [2021-03-24 11:04:02,363 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-24 11:04:02,363 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 11:04:02,364 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-24 11:04:02,365 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2021-03-24 11:04:02,366 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 169 out of 202 [2021-03-24 11:04:02,367 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 90 places, 77 transitions, 570 flow. Second operand has 8 states, 8 states have (on average 170.0) internal successors, (1360), 8 states have internal predecessors, (1360), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:04:02,368 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 11:04:02,368 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 169 of 202 [2021-03-24 11:04:02,368 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 11:04:02,673 INFO L129 PetriNetUnfolder]: 324/641 cut-off events. [2021-03-24 11:04:02,674 INFO L130 PetriNetUnfolder]: For 5496/5967 co-relation queries the response was YES. [2021-03-24 11:04:02,677 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4125 conditions, 641 events. 324/641 cut-off events. For 5496/5967 co-relation queries the response was YES. Maximal size of possible extension queue 114. Compared 3734 event pairs, 0 based on Foata normal form. 88/670 useless extension candidates. Maximal degree in co-relation 4077. Up to 379 conditions per place. [2021-03-24 11:04:02,680 INFO L132 encePairwiseOnDemand]: 193/202 looper letters, 6 selfloop transitions, 38 changer transitions 10/87 dead transitions. [2021-03-24 11:04:02,680 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 102 places, 87 transitions, 787 flow [2021-03-24 11:04:02,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-24 11:04:02,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-03-24 11:04:02,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 2242 transitions. [2021-03-24 11:04:02,685 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8537699923838538 [2021-03-24 11:04:02,685 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 2242 transitions. [2021-03-24 11:04:02,685 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 2242 transitions. [2021-03-24 11:04:02,686 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 11:04:02,686 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 2242 transitions. [2021-03-24 11:04:02,691 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 172.46153846153845) internal successors, (2242), 13 states have internal predecessors, (2242), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:04:02,695 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 202.0) internal successors, (2828), 14 states have internal predecessors, (2828), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:04:02,696 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 202.0) internal successors, (2828), 14 states have internal predecessors, (2828), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:04:02,696 INFO L185 Difference]: Start difference. First operand has 90 places, 77 transitions, 570 flow. Second operand 13 states and 2242 transitions. [2021-03-24 11:04:02,697 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 102 places, 87 transitions, 787 flow [2021-03-24 11:04:02,718 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 95 places, 87 transitions, 683 flow, removed 35 selfloop flow, removed 7 redundant places. [2021-03-24 11:04:02,721 INFO L241 Difference]: Finished difference. Result has 99 places, 77 transitions, 584 flow [2021-03-24 11:04:02,721 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=202, PETRI_DIFFERENCE_MINUEND_FLOW=470, PETRI_DIFFERENCE_MINUEND_PLACES=83, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=77, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=36, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=39, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=584, PETRI_PLACES=99, PETRI_TRANSITIONS=77} [2021-03-24 11:04:02,722 INFO L343 CegarLoopForPetriNet]: 53 programPoint places, 46 predicate places. [2021-03-24 11:04:02,722 INFO L480 AbstractCegarLoop]: Abstraction has has 99 places, 77 transitions, 584 flow [2021-03-24 11:04:02,722 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 170.0) internal successors, (1360), 8 states have internal predecessors, (1360), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:04:02,722 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 11:04:02,722 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 11:04:02,722 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-03-24 11:04:02,723 INFO L428 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 11:04:02,723 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 11:04:02,723 INFO L82 PathProgramCache]: Analyzing trace with hash -1837597173, now seen corresponding path program 1 times [2021-03-24 11:04:02,723 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 11:04:02,723 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [448278424] [2021-03-24 11:04:02,723 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 11:04:02,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 11:04:02,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:04:02,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 11:04:02,787 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:04:02,787 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 11:04:02,790 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:04:02,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 11:04:02,793 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 11:04:02,794 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [448278424] [2021-03-24 11:04:02,794 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 11:04:02,794 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-24 11:04:02,794 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1304099172] [2021-03-24 11:04:02,794 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-24 11:04:02,794 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 11:04:02,795 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-24 11:04:02,797 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-24 11:04:02,797 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 180 out of 202 [2021-03-24 11:04:02,798 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 99 places, 77 transitions, 584 flow. Second operand has 4 states, 4 states have (on average 181.5) internal successors, (726), 4 states have internal predecessors, (726), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:04:02,798 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 11:04:02,798 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 180 of 202 [2021-03-24 11:04:02,798 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 11:04:02,885 INFO L129 PetriNetUnfolder]: 286/581 cut-off events. [2021-03-24 11:04:02,885 INFO L130 PetriNetUnfolder]: For 3357/3581 co-relation queries the response was YES. [2021-03-24 11:04:02,888 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2957 conditions, 581 events. 286/581 cut-off events. For 3357/3581 co-relation queries the response was YES. Maximal size of possible extension queue 117. Compared 3432 event pairs, 0 based on Foata normal form. 1/505 useless extension candidates. Maximal degree in co-relation 2911. Up to 206 conditions per place. [2021-03-24 11:04:02,891 INFO L132 encePairwiseOnDemand]: 198/202 looper letters, 4 selfloop transitions, 4 changer transitions 0/79 dead transitions. [2021-03-24 11:04:02,891 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 102 places, 79 transitions, 607 flow [2021-03-24 11:04:02,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-24 11:04:02,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-24 11:04:02,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 909 transitions. [2021-03-24 11:04:02,894 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.9 [2021-03-24 11:04:02,894 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 909 transitions. [2021-03-24 11:04:02,894 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 909 transitions. [2021-03-24 11:04:02,895 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 11:04:02,895 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 909 transitions. [2021-03-24 11:04:02,897 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 181.8) internal successors, (909), 5 states have internal predecessors, (909), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:04:02,899 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 202.0) internal successors, (1212), 6 states have internal predecessors, (1212), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:04:02,899 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 202.0) internal successors, (1212), 6 states have internal predecessors, (1212), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:04:02,900 INFO L185 Difference]: Start difference. First operand has 99 places, 77 transitions, 584 flow. Second operand 5 states and 909 transitions. [2021-03-24 11:04:02,900 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 102 places, 79 transitions, 607 flow [2021-03-24 11:04:02,917 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 86 places, 79 transitions, 461 flow, removed 27 selfloop flow, removed 16 redundant places. [2021-03-24 11:04:02,918 INFO L241 Difference]: Finished difference. Result has 88 places, 79 transitions, 461 flow [2021-03-24 11:04:02,918 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=202, PETRI_DIFFERENCE_MINUEND_FLOW=439, PETRI_DIFFERENCE_MINUEND_PLACES=82, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=77, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=74, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=461, PETRI_PLACES=88, PETRI_TRANSITIONS=79} [2021-03-24 11:04:02,918 INFO L343 CegarLoopForPetriNet]: 53 programPoint places, 35 predicate places. [2021-03-24 11:04:02,918 INFO L480 AbstractCegarLoop]: Abstraction has has 88 places, 79 transitions, 461 flow [2021-03-24 11:04:02,919 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 181.5) internal successors, (726), 4 states have internal predecessors, (726), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:04:02,919 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 11:04:02,919 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 11:04:02,919 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-03-24 11:04:02,919 INFO L428 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 11:04:02,919 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 11:04:02,919 INFO L82 PathProgramCache]: Analyzing trace with hash 1226340999, now seen corresponding path program 2 times [2021-03-24 11:04:02,920 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 11:04:02,920 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [818359521] [2021-03-24 11:04:02,920 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 11:04:02,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 11:04:03,104 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:04:03,105 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 11:04:03,105 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:04:03,105 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 11:04:03,109 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:04:03,109 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 11:04:03,115 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:04:03,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 11:04:03,123 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:04:03,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 11:04:03,136 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:04:03,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 11:04:03,139 INFO L142 QuantifierPusher]: treesize reduction 6, result has 68.4 percent of original size [2021-03-24 11:04:03,139 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 11:04:03,153 INFO L142 QuantifierPusher]: treesize reduction 16, result has 73.3 percent of original size [2021-03-24 11:04:03,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-24 11:04:03,174 INFO L142 QuantifierPusher]: treesize reduction 29, result has 56.1 percent of original size [2021-03-24 11:04:03,175 INFO L147 QuantifierPusher]: treesize reduction 8, result has 78.4 percent of original size 29 [2021-03-24 11:04:03,187 INFO L142 QuantifierPusher]: treesize reduction 29, result has 60.3 percent of original size [2021-03-24 11:04:03,188 INFO L147 QuantifierPusher]: treesize reduction 8, result has 81.8 percent of original size 36 [2021-03-24 11:04:03,214 INFO L142 QuantifierPusher]: treesize reduction 26, result has 73.2 percent of original size [2021-03-24 11:04:03,217 INFO L147 QuantifierPusher]: treesize reduction 9, result has 87.3 percent of original size 62 [2021-03-24 11:04:03,258 INFO L142 QuantifierPusher]: treesize reduction 1, result has 98.0 percent of original size [2021-03-24 11:04:03,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-03-24 11:04:03,291 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 11:04:03,291 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [818359521] [2021-03-24 11:04:03,291 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 11:04:03,291 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-03-24 11:04:03,291 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1064219131] [2021-03-24 11:04:03,292 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-03-24 11:04:03,292 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 11:04:03,292 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-03-24 11:04:03,292 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2021-03-24 11:04:03,294 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 150 out of 202 [2021-03-24 11:04:03,295 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 88 places, 79 transitions, 461 flow. Second operand has 11 states, 11 states have (on average 151.63636363636363) internal successors, (1668), 11 states have internal predecessors, (1668), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:04:03,296 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 11:04:03,296 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 150 of 202 [2021-03-24 11:04:03,296 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 11:04:03,874 INFO L129 PetriNetUnfolder]: 1465/3164 cut-off events. [2021-03-24 11:04:03,874 INFO L130 PetriNetUnfolder]: For 9195/9719 co-relation queries the response was YES. [2021-03-24 11:04:03,892 INFO L84 FinitePrefix]: Finished finitePrefix Result has 11445 conditions, 3164 events. 1465/3164 cut-off events. For 9195/9719 co-relation queries the response was YES. Maximal size of possible extension queue 615. Compared 28200 event pairs, 84 based on Foata normal form. 106/2877 useless extension candidates. Maximal degree in co-relation 11398. Up to 662 conditions per place. [2021-03-24 11:04:03,899 INFO L132 encePairwiseOnDemand]: 191/202 looper letters, 17 selfloop transitions, 9 changer transitions 7/92 dead transitions. [2021-03-24 11:04:03,899 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 95 places, 92 transitions, 569 flow [2021-03-24 11:04:03,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-24 11:04:03,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-03-24 11:04:03,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 1232 transitions. [2021-03-24 11:04:03,903 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7623762376237624 [2021-03-24 11:04:03,903 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 1232 transitions. [2021-03-24 11:04:03,903 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 1232 transitions. [2021-03-24 11:04:03,904 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 11:04:03,904 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 1232 transitions. [2021-03-24 11:04:03,913 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 154.0) internal successors, (1232), 8 states have internal predecessors, (1232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:04:03,916 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 202.0) internal successors, (1818), 9 states have internal predecessors, (1818), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:04:03,917 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 202.0) internal successors, (1818), 9 states have internal predecessors, (1818), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:04:03,917 INFO L185 Difference]: Start difference. First operand has 88 places, 79 transitions, 461 flow. Second operand 8 states and 1232 transitions. [2021-03-24 11:04:03,917 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 95 places, 92 transitions, 569 flow [2021-03-24 11:04:04,096 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 93 places, 92 transitions, 564 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-03-24 11:04:04,098 INFO L241 Difference]: Finished difference. Result has 95 places, 81 transitions, 497 flow [2021-03-24 11:04:04,098 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=202, PETRI_DIFFERENCE_MINUEND_FLOW=456, PETRI_DIFFERENCE_MINUEND_PLACES=86, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=79, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=71, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=497, PETRI_PLACES=95, PETRI_TRANSITIONS=81} [2021-03-24 11:04:04,098 INFO L343 CegarLoopForPetriNet]: 53 programPoint places, 42 predicate places. [2021-03-24 11:04:04,099 INFO L480 AbstractCegarLoop]: Abstraction has has 95 places, 81 transitions, 497 flow [2021-03-24 11:04:04,099 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 151.63636363636363) internal successors, (1668), 11 states have internal predecessors, (1668), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:04:04,099 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 11:04:04,099 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 11:04:04,099 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-03-24 11:04:04,099 INFO L428 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 11:04:04,100 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 11:04:04,100 INFO L82 PathProgramCache]: Analyzing trace with hash -1678673835, now seen corresponding path program 3 times [2021-03-24 11:04:04,100 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 11:04:04,100 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [491172306] [2021-03-24 11:04:04,100 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 11:04:04,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-24 11:04:04,205 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-24 11:04:04,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-24 11:04:04,301 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-24 11:04:04,351 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-03-24 11:04:04,351 INFO L634 BasicCegarLoop]: Counterexample might be feasible [2021-03-24 11:04:04,352 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-03-24 11:04:04,525 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.03 11:04:04 BasicIcfg [2021-03-24 11:04:04,525 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-03-24 11:04:04,526 INFO L168 Benchmark]: Toolchain (without parser) took 21434.61 ms. Allocated memory was 329.3 MB in the beginning and 660.6 MB in the end (delta: 331.4 MB). Free memory was 292.1 MB in the beginning and 443.7 MB in the end (delta: -151.6 MB). Peak memory consumption was 181.9 MB. Max. memory is 16.0 GB. [2021-03-24 11:04:04,526 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 329.3 MB. Free memory was 310.7 MB in the beginning and 310.6 MB in the end (delta: 75.1 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-03-24 11:04:04,527 INFO L168 Benchmark]: CACSL2BoogieTranslator took 575.83 ms. Allocated memory is still 329.3 MB. Free memory was 291.9 MB in the beginning and 285.5 MB in the end (delta: 6.4 MB). Peak memory consumption was 7.2 MB. Max. memory is 16.0 GB. [2021-03-24 11:04:04,527 INFO L168 Benchmark]: Boogie Procedure Inliner took 73.36 ms. Allocated memory is still 329.3 MB. Free memory was 285.5 MB in the beginning and 283.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-24 11:04:04,527 INFO L168 Benchmark]: Boogie Preprocessor took 77.78 ms. Allocated memory is still 329.3 MB. Free memory was 282.4 MB in the beginning and 280.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-24 11:04:04,527 INFO L168 Benchmark]: RCFGBuilder took 2768.94 ms. Allocated memory is still 329.3 MB. Free memory was 280.3 MB in the beginning and 205.5 MB in the end (delta: 74.8 MB). Peak memory consumption was 156.6 MB. Max. memory is 16.0 GB. [2021-03-24 11:04:04,528 INFO L168 Benchmark]: TraceAbstraction took 17933.59 ms. Allocated memory was 329.3 MB in the beginning and 660.6 MB in the end (delta: 331.4 MB). Free memory was 204.4 MB in the beginning and 443.7 MB in the end (delta: -239.2 MB). Peak memory consumption was 91.1 MB. Max. memory is 16.0 GB. [2021-03-24 11:04:04,529 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 329.3 MB. Free memory was 310.7 MB in the beginning and 310.6 MB in the end (delta: 75.1 kB). There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 575.83 ms. Allocated memory is still 329.3 MB. Free memory was 291.9 MB in the beginning and 285.5 MB in the end (delta: 6.4 MB). Peak memory consumption was 7.2 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 73.36 ms. Allocated memory is still 329.3 MB. Free memory was 285.5 MB in the beginning and 283.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 77.78 ms. Allocated memory is still 329.3 MB. Free memory was 282.4 MB in the beginning and 280.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 2768.94 ms. Allocated memory is still 329.3 MB. Free memory was 280.3 MB in the beginning and 205.5 MB in the end (delta: 74.8 MB). Peak memory consumption was 156.6 MB. Max. memory is 16.0 GB. * TraceAbstraction took 17933.59 ms. Allocated memory was 329.3 MB in the beginning and 660.6 MB in the end (delta: 331.4 MB). Free memory was 204.4 MB in the beginning and 443.7 MB in the end (delta: -239.2 MB). Peak memory consumption was 91.1 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 12368.6ms, 124 PlacesBefore, 53 PlacesAfterwards, 112 TransitionsBefore, 41 TransitionsAfterwards, 1606 CoEnabledTransitionPairs, 5 FixpointIterations, 43 TrivialSequentialCompositions, 28 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 1 ConcurrentYvCompositions, 0 ChoiceCompositions, 72 TotalNumberOfCompositions, 2746 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 1007, positive: 923, positive conditional: 0, positive unconditional: 923, negative: 84, negative conditional: 0, negative unconditional: 84, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 700, positive: 672, positive conditional: 0, positive unconditional: 672, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 700, positive: 672, positive conditional: 0, positive unconditional: 672, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1007, positive: 251, positive conditional: 0, positive unconditional: 251, negative: 56, negative conditional: 0, negative unconditional: 56, unknown: 700, unknown conditional: 0, unknown unconditional: 700] , Statistics on independence cache: Total cache size (in pairs): 30, Positive cache size: 17, Positive conditional cache size: 0, Positive unconditional cache size: 17, Negative cache size: 13, Negative conditional cache size: 0, Negative unconditional cache size: 13 - 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_p2_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0] [L715] 0 _Bool __unbuffered_p2_EAX$flush_delayed; [L716] 0 int __unbuffered_p2_EAX$mem_tmp; [L717] 0 _Bool __unbuffered_p2_EAX$r_buff0_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0] [L718] 0 _Bool __unbuffered_p2_EAX$r_buff0_thd1; [L719] 0 _Bool __unbuffered_p2_EAX$r_buff0_thd2; [L720] 0 _Bool __unbuffered_p2_EAX$r_buff0_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0] [L721] 0 _Bool __unbuffered_p2_EAX$r_buff0_thd4; [L722] 0 _Bool __unbuffered_p2_EAX$r_buff1_thd0; [L723] 0 _Bool __unbuffered_p2_EAX$r_buff1_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0] [L724] 0 _Bool __unbuffered_p2_EAX$r_buff1_thd2; [L725] 0 _Bool __unbuffered_p2_EAX$r_buff1_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0] [L726] 0 _Bool __unbuffered_p2_EAX$r_buff1_thd4; [L727] 0 _Bool __unbuffered_p2_EAX$read_delayed; [L728] 0 int *__unbuffered_p2_EAX$read_delayed_var; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}] [L729] 0 int __unbuffered_p2_EAX$w_buff0; [L730] 0 _Bool __unbuffered_p2_EAX$w_buff0_used; [L731] 0 int __unbuffered_p2_EAX$w_buff1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0] [L732] 0 _Bool __unbuffered_p2_EAX$w_buff1_used; [L733] 0 _Bool main$tmp_guard0; [L734] 0 _Bool main$tmp_guard1; [L736] 0 int x = 0; [L737] 0 _Bool x$flush_delayed; [L738] 0 int x$mem_tmp; [L739] 0 _Bool x$r_buff0_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, x={8:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0] [L740] 0 _Bool x$r_buff0_thd1; [L741] 0 _Bool x$r_buff0_thd2; [L742] 0 _Bool x$r_buff0_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, x={8:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0] [L743] 0 _Bool x$r_buff0_thd4; [L744] 0 _Bool x$r_buff1_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, x={8:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0] [L745] 0 _Bool x$r_buff1_thd1; [L746] 0 _Bool x$r_buff1_thd2; [L747] 0 _Bool x$r_buff1_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, x={8:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0] [L748] 0 _Bool x$r_buff1_thd4; [L749] 0 _Bool x$read_delayed; [L750] 0 int *x$read_delayed_var; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, x={8:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}] [L751] 0 int x$w_buff0; [L752] 0 _Bool x$w_buff0_used; [L753] 0 int x$w_buff1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, x={8:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0] [L754] 0 _Bool x$w_buff1_used; [L756] 0 int y = 0; [L757] 0 _Bool weak$$choice0; [L758] 0 _Bool weak$$choice1; [L759] 0 _Bool weak$$choice2; [L860] 0 pthread_t t2165; [L861] FCALL, FORK 0 pthread_create(&t2165, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x={8:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L862] 0 pthread_t t2166; [L863] FCALL, FORK 0 pthread_create(&t2166, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x={8:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L864] 0 pthread_t t2167; [L865] FCALL, FORK 0 pthread_create(&t2167, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x={8:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L866] 0 pthread_t t2168; [L800] 3 weak$$choice0 = __VERIFIER_nondet_bool() [L801] 3 weak$$choice2 = __VERIFIER_nondet_bool() [L802] 3 x$flush_delayed = weak$$choice2 [L803] EXPR 3 \read(x) [L803] 3 x$mem_tmp = x [L804] EXPR 3 !x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x : (x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : x$w_buff1) [L804] EXPR 3 \read(x) [L804] EXPR 3 !x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x : (x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : x$w_buff1) [L804] 3 x = !x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x : (x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : x$w_buff1) [L805] EXPR 3 weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : x$w_buff0)) [L805] EXPR 3 !x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : x$w_buff0) [L805] EXPR 3 weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : x$w_buff0)) [L805] 3 x$w_buff0 = weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : x$w_buff0)) [L806] EXPR 3 weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff1 : x$w_buff1)) [L806] EXPR 3 !x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff1 : x$w_buff1) [L806] EXPR 3 weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff1 : x$w_buff1)) [L806] 3 x$w_buff1 = weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff1 : x$w_buff1)) [L807] EXPR 3 weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$w_buff0_used)) [L807] EXPR 3 !x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$w_buff0_used) [L807] EXPR 3 weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$w_buff0_used)) [L807] 3 x$w_buff0_used = weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$w_buff0_used)) [L808] EXPR 3 weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L808] EXPR 3 !x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : (_Bool)0) [L808] EXPR 3 weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L808] 3 x$w_buff1_used = weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L809] EXPR 3 weak$$choice2 ? x$r_buff0_thd3 : (!x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$r_buff0_thd3 : (x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$r_buff0_thd3)) [L809] EXPR 3 !x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$r_buff0_thd3 : (x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$r_buff0_thd3) [L809] EXPR 3 weak$$choice2 ? x$r_buff0_thd3 : (!x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$r_buff0_thd3 : (x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$r_buff0_thd3)) [L809] 3 x$r_buff0_thd3 = weak$$choice2 ? x$r_buff0_thd3 : (!x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$r_buff0_thd3 : (x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$r_buff0_thd3)) [L810] EXPR 3 weak$$choice2 ? x$r_buff1_thd3 : (!x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$r_buff1_thd3 : (x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L810] EXPR 3 !x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$r_buff1_thd3 : (x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : (_Bool)0) [L810] EXPR 3 weak$$choice2 ? x$r_buff1_thd3 : (!x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$r_buff1_thd3 : (x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L810] 3 x$r_buff1_thd3 = weak$$choice2 ? x$r_buff1_thd3 : (!x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$r_buff1_thd3 : (x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L811] 3 __unbuffered_p2_EAX$read_delayed = (_Bool)1 [L812] 3 __unbuffered_p2_EAX$read_delayed_var = &x [L813] EXPR 3 \read(x) [L813] 3 __unbuffered_p2_EAX = x [L814] EXPR 3 x$flush_delayed ? x$mem_tmp : x [L814] EXPR 3 \read(x) [L814] EXPR 3 x$flush_delayed ? x$mem_tmp : x [L814] 3 x = x$flush_delayed ? x$mem_tmp : x [L815] 3 x$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=1, __unbuffered_p2_EAX$read_delayed_var={8:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=3, weak$$choice1=0, weak$$choice2=0, x={8:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L818] 3 y = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=1, __unbuffered_p2_EAX$read_delayed_var={8:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$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$$choice0=3, weak$$choice1=0, weak$$choice2=0, x={8:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1] [L867] FCALL, FORK 0 pthread_create(&t2168, ((void *)0), P3, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=1, __unbuffered_p2_EAX$read_delayed_var={8:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=3, weak$$choice1=0, weak$$choice2=0, x={8:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1] [L835] 4 y = 2 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=1, __unbuffered_p2_EAX$read_delayed_var={8:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$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$$choice0=3, weak$$choice1=0, weak$$choice2=0, x={8:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] [L763] 1 __unbuffered_p0_EAX = y VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=2, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=1, __unbuffered_p2_EAX$read_delayed_var={8:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=3, weak$$choice1=0, weak$$choice2=0, x={8:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] [L766] 1 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=2, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=1, __unbuffered_p2_EAX$read_delayed_var={8:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, 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$$choice0=3, weak$$choice1=0, weak$$choice2=0, x={8:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] [L783] 2 x = 2 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=2, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=1, __unbuffered_p2_EAX$read_delayed_var={8:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=3, weak$$choice1=0, weak$$choice2=0, x={8:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] [L786] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x) [L786] EXPR 2 x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x [L786] EXPR 2 \read(x) [L786] EXPR 2 x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x [L786] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x) [L786] 2 x = x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x) [L787] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used [L787] 2 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used [L788] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$w_buff1_used [L788] 2 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$w_buff1_used [L789] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2 [L789] 2 x$r_buff0_thd2 = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2 [L790] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$r_buff1_thd2 [L790] 2 x$r_buff1_thd2 = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$r_buff1_thd2 [L821] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x) [L821] EXPR 3 x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x [L821] EXPR 3 \read(x) [L821] EXPR 3 x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x [L821] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x) [L821] 3 x = x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x) [L822] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$w_buff0_used [L822] 3 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$w_buff0_used [L823] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$w_buff1_used [L823] 3 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$w_buff1_used [L824] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$r_buff0_thd3 [L824] 3 x$r_buff0_thd3 = x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$r_buff0_thd3 [L825] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$r_buff1_thd3 [L825] 3 x$r_buff1_thd3 = x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$r_buff1_thd3 [L838] EXPR 4 x$w_buff0_used && x$r_buff0_thd4 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd4 ? x$w_buff1 : x) [L838] EXPR 4 x$w_buff1_used && x$r_buff1_thd4 ? x$w_buff1 : x [L838] EXPR 4 \read(x) [L838] EXPR 4 x$w_buff1_used && x$r_buff1_thd4 ? x$w_buff1 : x [L838] EXPR 4 x$w_buff0_used && x$r_buff0_thd4 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd4 ? x$w_buff1 : x) [L838] 4 x = x$w_buff0_used && x$r_buff0_thd4 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd4 ? x$w_buff1 : x) [L839] EXPR 4 x$w_buff0_used && x$r_buff0_thd4 ? (_Bool)0 : x$w_buff0_used [L839] 4 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd4 ? (_Bool)0 : x$w_buff0_used [L840] EXPR 4 x$w_buff0_used && x$r_buff0_thd4 || x$w_buff1_used && x$r_buff1_thd4 ? (_Bool)0 : x$w_buff1_used [L840] 4 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd4 || x$w_buff1_used && x$r_buff1_thd4 ? (_Bool)0 : x$w_buff1_used [L841] EXPR 4 x$w_buff0_used && x$r_buff0_thd4 ? (_Bool)0 : x$r_buff0_thd4 [L841] 4 x$r_buff0_thd4 = x$w_buff0_used && x$r_buff0_thd4 ? (_Bool)0 : x$r_buff0_thd4 [L842] EXPR 4 x$w_buff0_used && x$r_buff0_thd4 || x$w_buff1_used && x$r_buff1_thd4 ? (_Bool)0 : x$r_buff1_thd4 [L842] 4 x$r_buff1_thd4 = x$w_buff0_used && x$r_buff0_thd4 || x$w_buff1_used && x$r_buff1_thd4 ? (_Bool)0 : x$r_buff1_thd4 [L769] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd1 ? x$w_buff1 : x) [L769] EXPR 1 x$w_buff1_used && x$r_buff1_thd1 ? x$w_buff1 : x [L769] EXPR 1 \read(x) [L769] EXPR 1 x$w_buff1_used && x$r_buff1_thd1 ? x$w_buff1 : x [L769] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd1 ? x$w_buff1 : x) [L769] 1 x = x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd1 ? x$w_buff1 : x) [L770] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used [L770] 1 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used [L771] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 || x$w_buff1_used && x$r_buff1_thd1 ? (_Bool)0 : x$w_buff1_used [L771] 1 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd1 || x$w_buff1_used && x$r_buff1_thd1 ? (_Bool)0 : x$w_buff1_used [L772] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1 [L772] 1 x$r_buff0_thd1 = x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1 [L773] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 || x$w_buff1_used && x$r_buff1_thd1 ? (_Bool)0 : x$r_buff1_thd1 [L773] 1 x$r_buff1_thd1 = x$w_buff0_used && x$r_buff0_thd1 || x$w_buff1_used && x$r_buff1_thd1 ? (_Bool)0 : x$r_buff1_thd1 [L793] 2 __unbuffered_cnt = __unbuffered_cnt + 1 [L795] 2 return 0; [L828] 3 __unbuffered_cnt = __unbuffered_cnt + 1 [L830] 3 return 0; [L776] 1 __unbuffered_cnt = __unbuffered_cnt + 1 [L778] 1 return 0; [L845] 4 __unbuffered_cnt = __unbuffered_cnt + 1 [L847] 4 return 0; [L869] 0 main$tmp_guard0 = __unbuffered_cnt == 4 VAL [\result={0:0}, \result={0:0}, \result={0:0}, \result={0:0}, __unbuffered_cnt=4, __unbuffered_p0_EAX=2, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=1, __unbuffered_p2_EAX$read_delayed_var={8:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=3, weak$$choice1=0, weak$$choice2=0, x={8:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] [L3] COND FALSE 0 !(!cond) [L873] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L873] EXPR 0 x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x [L873] EXPR 0 \read(x) [L873] EXPR 0 x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x [L873] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L873] 0 x = x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L874] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used [L874] 0 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used [L875] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$w_buff1_used [L875] 0 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$w_buff1_used [L876] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0 [L876] 0 x$r_buff0_thd0 = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0 [L877] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$r_buff1_thd0 [L877] 0 x$r_buff1_thd0 = x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$r_buff1_thd0 [L880] 0 weak$$choice0 = __VERIFIER_nondet_bool() [L881] 0 weak$$choice2 = __VERIFIER_nondet_bool() [L882] 0 x$flush_delayed = weak$$choice2 [L883] EXPR 0 \read(x) [L883] 0 x$mem_tmp = x [L884] EXPR 0 !x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff1) [L884] EXPR 0 \read(x) [L884] EXPR 0 !x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff1) [L884] 0 x = !x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff1) [L885] EXPR 0 weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff0)) [L885] 0 x$w_buff0 = weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff0)) [L886] EXPR 0 weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff1 : x$w_buff1)) [L886] 0 x$w_buff1 = weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff1 : x$w_buff1)) [L887] EXPR 0 weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used)) [L887] 0 x$w_buff0_used = weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used)) [L888] EXPR 0 weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L888] 0 x$w_buff1_used = weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L889] EXPR 0 weak$$choice2 ? x$r_buff0_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff0_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0)) [L889] 0 x$r_buff0_thd0 = weak$$choice2 ? x$r_buff0_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff0_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0)) [L890] EXPR 0 weak$$choice2 ? x$r_buff1_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff1_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L890] 0 x$r_buff1_thd0 = weak$$choice2 ? x$r_buff1_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff1_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L891] 0 weak$$choice1 = __VERIFIER_nondet_bool() [L892] EXPR 0 __unbuffered_p2_EAX$read_delayed ? (weak$$choice1 ? *__unbuffered_p2_EAX$read_delayed_var : __unbuffered_p2_EAX) : __unbuffered_p2_EAX [L892] EXPR 0 weak$$choice1 ? *__unbuffered_p2_EAX$read_delayed_var : __unbuffered_p2_EAX [L892] EXPR 0 \read(*__unbuffered_p2_EAX$read_delayed_var) [L892] EXPR 0 weak$$choice1 ? *__unbuffered_p2_EAX$read_delayed_var : __unbuffered_p2_EAX [L892] EXPR 0 __unbuffered_p2_EAX$read_delayed ? (weak$$choice1 ? *__unbuffered_p2_EAX$read_delayed_var : __unbuffered_p2_EAX) : __unbuffered_p2_EAX [L892] 0 __unbuffered_p2_EAX = __unbuffered_p2_EAX$read_delayed ? (weak$$choice1 ? *__unbuffered_p2_EAX$read_delayed_var : __unbuffered_p2_EAX) : __unbuffered_p2_EAX [L893] EXPR 0 \read(x) [L893] 0 main$tmp_guard1 = !(x == 2 && y == 2 && __unbuffered_p0_EAX == 2 && __unbuffered_p2_EAX == 2) [L894] EXPR 0 x$flush_delayed ? x$mem_tmp : x [L894] 0 x = x$flush_delayed ? x$mem_tmp : x [L895] 0 x$flush_delayed = (_Bool)0 [L18] COND TRUE 0 !expression [L18] 0 reach_error() VAL [\result={0:0}, \result={0:0}, \result={0:0}, \result={0:0}, __unbuffered_cnt=4, __unbuffered_p0_EAX=2, __unbuffered_p2_EAX=2, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=1, __unbuffered_p2_EAX$read_delayed_var={8:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=5, weak$$choice1=1, weak$$choice2=255, x={8:0}, x$flush_delayed=0, x$mem_tmp=2, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 129 locations, 1 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 11.6ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: UNSAFE, OverallTime: 17605.0ms, OverallIterations: 13, TraceHistogramMax: 1, EmptinessCheckTime: 0.0ms, AutomataDifference: 2597.7ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 12480.8ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 58 SDtfs, 92 SDslu, 52 SDs, 0 SdLazy, 365 SolverSat, 193 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 438.2ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 86 GetRequests, 13 SyntacticMatches, 1 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 115 ImplicationChecksByTransitivity, 783.3ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=584occurred in iteration=10, InterpolantAutomatonStates: 76, 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: 70.1ms SsaConstructionTime, 758.7ms SatisfiabilityAnalysisTime, 1348.1ms InterpolantComputationTime, 420 NumberOfCodeBlocks, 420 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 368 ConstructedInterpolants, 0 QuantifiedInterpolants, 1906 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...