/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-FA-NoLbe-Separate.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/goblint-regression/28-race_reach_27-funptr_racing.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-770125f [2021-05-22 00:46:09,280 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-05-22 00:46:09,282 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-05-22 00:46:09,316 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-05-22 00:46:09,336 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-05-22 00:46:09,338 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-05-22 00:46:09,340 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-05-22 00:46:09,341 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-05-22 00:46:09,344 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-05-22 00:46:09,344 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-05-22 00:46:09,347 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-05-22 00:46:09,351 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-05-22 00:46:09,352 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-05-22 00:46:09,353 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-05-22 00:46:09,354 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-05-22 00:46:09,356 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-05-22 00:46:09,362 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-05-22 00:46:09,367 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-05-22 00:46:09,368 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-05-22 00:46:09,368 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-05-22 00:46:09,372 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-FA-NoLbe-Separate.epf [2021-05-22 00:46:09,400 INFO L113 SettingsManager]: Loading preferences was successful [2021-05-22 00:46:09,401 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-05-22 00:46:09,401 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-05-22 00:46:09,401 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-05-22 00:46:09,402 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-05-22 00:46:09,402 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-05-22 00:46:09,402 INFO L138 SettingsManager]: * Use SBE=true [2021-05-22 00:46:09,402 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-05-22 00:46:09,402 INFO L138 SettingsManager]: * sizeof long=4 [2021-05-22 00:46:09,403 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-05-22 00:46:09,403 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-05-22 00:46:09,403 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-05-22 00:46:09,403 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-05-22 00:46:09,403 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-05-22 00:46:09,403 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-05-22 00:46:09,403 INFO L138 SettingsManager]: * sizeof long double=12 [2021-05-22 00:46:09,403 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-05-22 00:46:09,404 INFO L138 SettingsManager]: * Use constant arrays=true [2021-05-22 00:46:09,404 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-05-22 00:46:09,404 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-05-22 00:46:09,404 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-05-22 00:46:09,404 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-05-22 00:46:09,404 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-05-22 00:46:09,404 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-05-22 00:46:09,404 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-05-22 00:46:09,405 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-05-22 00:46:09,405 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-05-22 00:46:09,405 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-05-22 00:46:09,405 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-05-22 00:46:09,405 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-05-22 00:46:09,405 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-05-22 00:46:09,405 INFO L138 SettingsManager]: * Check the insufficient thread errors last=true [2021-05-22 00:46:09,405 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-05-22 00:46:09,663 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-05-22 00:46:09,685 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-05-22 00:46:09,687 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-05-22 00:46:09,688 INFO L271 PluginConnector]: Initializing CDTParser... [2021-05-22 00:46:09,689 INFO L275 PluginConnector]: CDTParser initialized [2021-05-22 00:46:09,690 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_27-funptr_racing.i [2021-05-22 00:46:09,747 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/39f52a94d/7486d7bc0656440d895422932c2ed2fb/FLAGd2f7d047f [2021-05-22 00:46:10,159 INFO L306 CDTParser]: Found 1 translation units. [2021-05-22 00:46:10,159 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_27-funptr_racing.i [2021-05-22 00:46:10,177 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/39f52a94d/7486d7bc0656440d895422932c2ed2fb/FLAGd2f7d047f [2021-05-22 00:46:10,477 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/39f52a94d/7486d7bc0656440d895422932c2ed2fb [2021-05-22 00:46:10,482 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-05-22 00:46:10,536 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-05-22 00:46:10,539 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-05-22 00:46:10,539 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-05-22 00:46:10,542 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-05-22 00:46:10,543 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.05 12:46:10" (1/1) ... [2021-05-22 00:46:10,544 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53ac526a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.05 12:46:10, skipping insertion in model container [2021-05-22 00:46:10,544 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.05 12:46:10" (1/1) ... [2021-05-22 00:46:10,553 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-05-22 00:46:10,605 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-05-22 00:46:10,938 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_27-funptr_racing.i[41060,41073] [2021-05-22 00:46:10,963 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-05-22 00:46:10,972 INFO L203 MainTranslator]: Completed pre-run [2021-05-22 00:46:11,000 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_27-funptr_racing.i[41060,41073] [2021-05-22 00:46:11,008 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-05-22 00:46:11,116 INFO L208 MainTranslator]: Completed translation [2021-05-22 00:46:11,117 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.05 12:46:11 WrapperNode [2021-05-22 00:46:11,117 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-05-22 00:46:11,118 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-05-22 00:46:11,118 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-05-22 00:46:11,118 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-05-22 00:46:11,123 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.05 12:46:11" (1/1) ... [2021-05-22 00:46:11,136 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.05 12:46:11" (1/1) ... [2021-05-22 00:46:11,155 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-05-22 00:46:11,156 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-05-22 00:46:11,156 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-05-22 00:46:11,156 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-05-22 00:46:11,162 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.05 12:46:11" (1/1) ... [2021-05-22 00:46:11,162 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.05 12:46:11" (1/1) ... [2021-05-22 00:46:11,166 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.05 12:46:11" (1/1) ... [2021-05-22 00:46:11,166 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.05 12:46:11" (1/1) ... [2021-05-22 00:46:11,172 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.05 12:46:11" (1/1) ... [2021-05-22 00:46:11,176 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.05 12:46:11" (1/1) ... [2021-05-22 00:46:11,178 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.05 12:46:11" (1/1) ... [2021-05-22 00:46:11,180 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-05-22 00:46:11,181 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-05-22 00:46:11,181 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-05-22 00:46:11,181 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-05-22 00:46:11,182 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.05 12:46:11" (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 [2021-05-22 00:46:11,248 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-05-22 00:46:11,248 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-05-22 00:46:11,249 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-05-22 00:46:11,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-05-22 00:46:11,249 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-05-22 00:46:11,249 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2021-05-22 00:46:11,249 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2021-05-22 00:46:11,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-05-22 00:46:11,249 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-05-22 00:46:11,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-05-22 00:46:11,251 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-05-22 00:46:11,612 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-05-22 00:46:11,612 INFO L299 CfgBuilder]: Removed 28 assume(true) statements. [2021-05-22 00:46:11,613 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.05 12:46:11 BoogieIcfgContainer [2021-05-22 00:46:11,613 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-05-22 00:46:11,615 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-05-22 00:46:11,615 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-05-22 00:46:11,617 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-05-22 00:46:11,617 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.05 12:46:10" (1/3) ... [2021-05-22 00:46:11,618 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7175e3b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.05 12:46:11, skipping insertion in model container [2021-05-22 00:46:11,618 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.05 12:46:11" (2/3) ... [2021-05-22 00:46:11,618 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7175e3b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.05 12:46:11, skipping insertion in model container [2021-05-22 00:46:11,618 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.05 12:46:11" (3/3) ... [2021-05-22 00:46:11,619 INFO L111 eAbstractionObserver]: Analyzing ICFG 28-race_reach_27-funptr_racing.i [2021-05-22 00:46:11,624 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-05-22 00:46:11,624 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-05-22 00:46:11,624 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-05-22 00:46:11,625 INFO L478 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-05-22 00:46:11,648 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,648 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,649 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,649 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,649 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,649 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,649 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,649 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,649 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~g~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,650 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~g~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,650 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~g~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,650 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~g~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,650 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,650 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,650 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,650 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,650 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~g~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,651 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~g~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,651 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~g~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,651 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~g~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,651 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~g~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,651 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~g~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,651 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_##fun~~TO~VOID_#in~#fp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,651 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_##fun~~TO~VOID_#in~#fp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,651 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~g~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,652 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~g~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,652 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_##fun~~TO~VOID_#in~#fp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,652 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_##fun~~TO~VOID_#in~#fp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,652 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_##fun~~TO~VOID_#in~#fp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,652 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_##fun~~TO~VOID_#in~#fp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,652 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_##fun~~TO~VOID_#in~#fp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,652 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_##fun~~TO~VOID_#in~#fp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,652 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_##fun~~TO~VOID_#in~#fp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,653 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_##fun~~TO~VOID_#in~#fp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,653 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_##fun~~TO~VOID_#in~#fp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,653 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_##fun~~TO~VOID_#in~#fp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,653 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,653 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~post36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,653 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,653 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,653 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,654 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~post36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,654 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,654 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,654 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,654 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~post41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,654 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,654 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,654 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,654 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,654 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~post41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,655 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,655 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,655 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,655 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,655 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,655 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,655 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,656 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,656 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,656 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,656 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,656 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,656 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,656 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,656 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,656 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,657 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,657 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,657 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,657 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,657 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,657 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,658 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,658 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,658 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,658 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~post36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,658 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~post36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,658 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,658 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,659 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,659 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,659 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,659 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,659 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~post36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,659 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~post36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,659 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,660 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,660 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,660 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,660 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~post36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,660 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~post36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,660 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,662 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,662 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~post41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,662 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~post41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,662 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,663 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,663 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~post41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,664 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~post41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,667 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~post41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,667 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~post41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,671 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,672 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~post41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,676 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,676 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_##fun~~TO~VOID_#in~#fp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,676 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,677 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~post36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,677 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,677 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,677 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,677 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,677 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_bad_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,678 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,678 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_##fun~~TO~VOID_#in~#fp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,678 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,678 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,678 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,679 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~g~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,679 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~g~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:11,686 INFO L149 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2021-05-22 00:46:11,700 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-05-22 00:46:11,713 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-05-22 00:46:11,713 INFO L379 AbstractCegarLoop]: Hoare is false [2021-05-22 00:46:11,713 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-05-22 00:46:11,713 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-05-22 00:46:11,713 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-05-22 00:46:11,713 INFO L383 AbstractCegarLoop]: Difference is false [2021-05-22 00:46:11,713 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-05-22 00:46:11,714 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-05-22 00:46:11,723 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 124 places, 140 transitions, 288 flow [2021-05-22 00:46:11,781 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 1940 states, 1934 states have (on average 2.31540847983454) internal successors, (4478), 1939 states have internal predecessors, (4478), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-22 00:46:11,786 INFO L276 IsEmpty]: Start isEmpty. Operand has 1940 states, 1934 states have (on average 2.31540847983454) internal successors, (4478), 1939 states have internal predecessors, (4478), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-22 00:46:11,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-05-22 00:46:11,793 INFO L513 BasicCegarLoop]: Found error trace [2021-05-22 00:46:11,793 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-22 00:46:11,794 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-22 00:46:11,798 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-22 00:46:11,798 INFO L82 PathProgramCache]: Analyzing trace with hash -1204916894, now seen corresponding path program 1 times [2021-05-22 00:46:11,804 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-22 00:46:11,804 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [6276087] [2021-05-22 00:46:11,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-22 00:46:11,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-22 00:46:11,968 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-22 00:46:11,968 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-22 00:46:11,968 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [6276087] [2021-05-22 00:46:11,969 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [6276087] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-22 00:46:11,969 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-22 00:46:11,969 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-05-22 00:46:11,970 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1867180686] [2021-05-22 00:46:11,973 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-05-22 00:46:11,973 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-22 00:46:11,983 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-05-22 00:46:11,983 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-05-22 00:46:11,989 INFO L87 Difference]: Start difference. First operand has 1940 states, 1934 states have (on average 2.31540847983454) internal successors, (4478), 1939 states have internal predecessors, (4478), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-22 00:46:12,060 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-22 00:46:12,061 INFO L93 Difference]: Finished difference Result 1891 states and 3668 transitions. [2021-05-22 00:46:12,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-22 00:46:12,062 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 45 [2021-05-22 00:46:12,062 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-22 00:46:12,080 INFO L225 Difference]: With dead ends: 1891 [2021-05-22 00:46:12,080 INFO L226 Difference]: Without dead ends: 1010 [2021-05-22 00:46:12,082 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-05-22 00:46:12,110 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1010 states. [2021-05-22 00:46:12,169 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1010 to 1010. [2021-05-22 00:46:12,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1010 states, 1008 states have (on average 1.9067460317460319) internal successors, (1922), 1009 states have internal predecessors, (1922), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-22 00:46:12,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1010 states to 1010 states and 1922 transitions. [2021-05-22 00:46:12,176 INFO L78 Accepts]: Start accepts. Automaton has 1010 states and 1922 transitions. Word has length 45 [2021-05-22 00:46:12,176 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-22 00:46:12,177 INFO L482 AbstractCegarLoop]: Abstraction has 1010 states and 1922 transitions. [2021-05-22 00:46:12,177 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-22 00:46:12,177 INFO L276 IsEmpty]: Start isEmpty. Operand 1010 states and 1922 transitions. [2021-05-22 00:46:12,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-05-22 00:46:12,179 INFO L513 BasicCegarLoop]: Found error trace [2021-05-22 00:46:12,179 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-22 00:46:12,179 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-05-22 00:46:12,179 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-22 00:46:12,182 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-22 00:46:12,182 INFO L82 PathProgramCache]: Analyzing trace with hash -1710475519, now seen corresponding path program 1 times [2021-05-22 00:46:12,183 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-22 00:46:12,183 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1181064358] [2021-05-22 00:46:12,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-22 00:46:12,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-22 00:46:12,307 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-22 00:46:12,307 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-22 00:46:12,307 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1181064358] [2021-05-22 00:46:12,307 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1181064358] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-22 00:46:12,308 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-22 00:46:12,308 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-05-22 00:46:12,308 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [931500355] [2021-05-22 00:46:12,310 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-05-22 00:46:12,310 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-22 00:46:12,312 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-05-22 00:46:12,312 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-05-22 00:46:12,312 INFO L87 Difference]: Start difference. First operand 1010 states and 1922 transitions. Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-22 00:46:12,345 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-22 00:46:12,345 INFO L93 Difference]: Finished difference Result 996 states and 1908 transitions. [2021-05-22 00:46:12,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-22 00:46:12,346 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 45 [2021-05-22 00:46:12,346 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-22 00:46:12,349 INFO L225 Difference]: With dead ends: 996 [2021-05-22 00:46:12,349 INFO L226 Difference]: Without dead ends: 996 [2021-05-22 00:46:12,350 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 7.9ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-05-22 00:46:12,355 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 996 states. [2021-05-22 00:46:12,370 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 996 to 996. [2021-05-22 00:46:12,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 996 states, 995 states have (on average 1.9175879396984925) internal successors, (1908), 995 states have internal predecessors, (1908), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-22 00:46:12,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 996 states to 996 states and 1908 transitions. [2021-05-22 00:46:12,375 INFO L78 Accepts]: Start accepts. Automaton has 996 states and 1908 transitions. Word has length 45 [2021-05-22 00:46:12,376 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-22 00:46:12,376 INFO L482 AbstractCegarLoop]: Abstraction has 996 states and 1908 transitions. [2021-05-22 00:46:12,376 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-22 00:46:12,376 INFO L276 IsEmpty]: Start isEmpty. Operand 996 states and 1908 transitions. [2021-05-22 00:46:12,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-05-22 00:46:12,385 INFO L513 BasicCegarLoop]: Found error trace [2021-05-22 00:46:12,385 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-22 00:46:12,385 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-05-22 00:46:12,385 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-22 00:46:12,386 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-22 00:46:12,386 INFO L82 PathProgramCache]: Analyzing trace with hash -357563317, now seen corresponding path program 1 times [2021-05-22 00:46:12,386 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-22 00:46:12,387 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [288567613] [2021-05-22 00:46:12,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-22 00:46:12,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-22 00:46:12,509 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-22 00:46:12,510 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-22 00:46:12,510 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [288567613] [2021-05-22 00:46:12,510 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [288567613] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-22 00:46:12,510 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [35137540] [2021-05-22 00:46:12,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-22 00:46:12,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-22 00:46:12,599 INFO L263 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 4 conjunts are in the unsatisfiable core [2021-05-22 00:46:12,604 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-22 00:46:12,770 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-22 00:46:12,770 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [35137540] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-22 00:46:12,770 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-22 00:46:12,770 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-05-22 00:46:12,770 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1903920980] [2021-05-22 00:46:12,771 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-05-22 00:46:12,771 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-22 00:46:12,771 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-05-22 00:46:12,771 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-05-22 00:46:12,772 INFO L87 Difference]: Start difference. First operand 996 states and 1908 transitions. Second operand has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 7 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-22 00:46:12,802 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-22 00:46:12,802 INFO L93 Difference]: Finished difference Result 324 states and 564 transitions. [2021-05-22 00:46:12,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-22 00:46:12,803 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 7 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 55 [2021-05-22 00:46:12,803 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-22 00:46:12,803 INFO L225 Difference]: With dead ends: 324 [2021-05-22 00:46:12,803 INFO L226 Difference]: Without dead ends: 0 [2021-05-22 00:46:12,803 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 29.2ms TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2021-05-22 00:46:12,804 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-05-22 00:46:12,804 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-05-22 00:46:12,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-22 00:46:12,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-05-22 00:46:12,804 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 55 [2021-05-22 00:46:12,804 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-22 00:46:12,804 INFO L482 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-05-22 00:46:12,804 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 7 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-22 00:46:12,804 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-05-22 00:46:12,804 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-05-22 00:46:13,030 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2021-05-22 00:46:13,031 INFO L315 ceAbstractionStarter]: Result for error location AllErrorsAtOnce was SAFE (1/2) [2021-05-22 00:46:13,033 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-05-22 00:46:13,035 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-05-22 00:46:13,035 INFO L379 AbstractCegarLoop]: Hoare is false [2021-05-22 00:46:13,035 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-05-22 00:46:13,035 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-05-22 00:46:13,035 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-05-22 00:46:13,038 INFO L383 AbstractCegarLoop]: Difference is false [2021-05-22 00:46:13,038 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-05-22 00:46:13,038 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == InUseError======== [2021-05-22 00:46:13,044 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 124 places, 140 transitions, 288 flow [2021-05-22 00:46:13,074 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 1940 states, 1934 states have (on average 2.31540847983454) internal successors, (4478), 1939 states have internal predecessors, (4478), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-22 00:46:13,077 INFO L276 IsEmpty]: Start isEmpty. Operand has 1940 states, 1934 states have (on average 2.31540847983454) internal successors, (4478), 1939 states have internal predecessors, (4478), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-22 00:46:13,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-05-22 00:46:13,078 INFO L513 BasicCegarLoop]: Found error trace [2021-05-22 00:46:13,078 INFO L521 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-22 00:46:13,079 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-05-22 00:46:13,079 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-22 00:46:13,079 INFO L82 PathProgramCache]: Analyzing trace with hash -668306165, now seen corresponding path program 1 times [2021-05-22 00:46:13,079 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-22 00:46:13,079 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [904388124] [2021-05-22 00:46:13,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-22 00:46:13,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-05-22 00:46:13,115 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-05-22 00:46:13,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-05-22 00:46:13,139 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-05-22 00:46:13,167 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-05-22 00:46:13,167 INFO L622 BasicCegarLoop]: Counterexample might be feasible [2021-05-22 00:46:13,167 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-05-22 00:46:13,167 INFO L315 ceAbstractionStarter]: Result for error location InUseError was UNSAFE (2/2) [2021-05-22 00:46:13,168 WARN L242 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2021-05-22 00:46:13,168 INFO L478 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2021-05-22 00:46:13,185 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,185 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,185 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,185 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,186 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,186 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,186 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,186 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,186 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~g~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,186 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~g~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,186 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~g~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,186 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~g~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,186 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,186 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,186 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,186 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,187 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~g~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,187 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~g~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,187 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~g~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,187 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~g~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,187 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~g~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,187 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~g~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,187 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_##fun~~TO~VOID_#in~#fp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,187 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_##fun~~TO~VOID_#in~#fp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,187 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~g~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,187 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~g~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,187 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_##fun~~TO~VOID_#in~#fp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,187 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_##fun~~TO~VOID_#in~#fp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,188 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_##fun~~TO~VOID_#in~#fp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,188 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_##fun~~TO~VOID_#in~#fp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,188 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_##fun~~TO~VOID_#in~#fp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,188 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_##fun~~TO~VOID_#in~#fp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,188 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_##fun~~TO~VOID_#in~#fp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,188 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_##fun~~TO~VOID_#in~#fp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,188 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_##fun~~TO~VOID_#in~#fp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,188 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_##fun~~TO~VOID_#in~#fp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,188 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_bad_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,188 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_bad_#t~post36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,188 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_bad_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,189 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_bad_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,189 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_bad_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,189 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_bad_#t~post36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,189 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_bad_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,189 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_bad_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,189 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_good_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,189 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_good_#t~post41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,189 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_good_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,189 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_good_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,189 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_good_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,189 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_good_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,189 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_good_#t~post41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,189 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_good_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,190 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_good_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,190 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_good_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,195 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_good_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,195 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_good_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,195 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_bad_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,196 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_bad_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,196 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,198 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,199 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,199 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,199 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_good_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,199 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_good_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,199 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_bad_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,199 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_bad_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,199 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_bad_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,199 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_bad_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,199 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_bad_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,199 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_bad_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,200 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_bad_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,200 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_bad_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,200 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_good_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,200 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_good_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,200 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_bad_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,200 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_bad_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,200 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_bad_#t~post36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,200 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_bad_#t~post36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,200 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_good_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,200 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_good_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,201 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_good_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,201 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_good_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,201 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_bad_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,201 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_bad_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,201 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_bad_#t~post36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,201 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_bad_#t~post36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,201 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_good_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,201 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_good_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,201 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_good_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,202 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_good_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,202 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_bad_#t~post36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,202 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_bad_#t~post36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,202 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_good_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,202 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_good_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,202 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_good_#t~post41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,202 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_good_#t~post41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,203 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_good_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,203 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_good_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,203 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_good_#t~post41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,203 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_good_#t~post41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,203 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_good_#t~post41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,203 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_good_#t~post41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,204 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,204 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,204 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,204 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,204 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,204 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,204 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,204 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,205 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~g~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,205 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~g~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,205 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~g~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,205 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~g~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,205 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,205 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,205 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,205 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,205 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~g~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,205 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~g~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,205 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~g~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,205 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~g~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,206 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~g~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,206 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~g~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,206 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_##fun~~TO~VOID_#in~#fp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,206 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_##fun~~TO~VOID_#in~#fp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,206 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~g~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,206 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~g~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,207 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_##fun~~TO~VOID_#in~#fp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,207 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_##fun~~TO~VOID_#in~#fp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,208 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_##fun~~TO~VOID_#in~#fp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,208 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_##fun~~TO~VOID_#in~#fp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,211 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_##fun~~TO~VOID_#in~#fp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,211 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_##fun~~TO~VOID_#in~#fp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,211 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_##fun~~TO~VOID_#in~#fp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,211 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_##fun~~TO~VOID_#in~#fp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,211 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_##fun~~TO~VOID_#in~#fp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,212 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_##fun~~TO~VOID_#in~#fp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,212 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_bad_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,212 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_bad_#t~post36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,212 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_bad_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,212 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_bad_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,212 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_bad_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,212 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_bad_#t~post36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,212 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_bad_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,212 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_bad_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,212 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_good_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,212 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_good_#t~post41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,212 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_good_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,212 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_good_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,213 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_good_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,213 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_good_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,213 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_good_#t~post41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,213 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_good_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,213 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_good_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,213 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_good_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,213 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_good_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,213 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_good_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,213 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_bad_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,213 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_bad_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,213 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,213 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,214 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,214 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,214 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_good_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,214 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_good_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,214 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_bad_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,214 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_bad_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,214 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_bad_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,214 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_bad_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,214 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_bad_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,214 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_bad_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,214 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_bad_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,214 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_bad_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,215 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_good_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,215 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_good_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,215 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_bad_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,215 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_bad_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,215 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_bad_#t~post36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,215 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_bad_#t~post36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,215 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_good_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,215 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_good_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,215 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_good_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,215 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_good_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,215 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_bad_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,216 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_bad_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,216 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_bad_#t~post36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,216 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_bad_#t~post36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,216 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_good_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,216 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_good_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,216 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_good_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,216 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_good_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,216 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_bad_#t~post36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,216 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_bad_#t~post36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,216 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_good_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,216 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_good_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,216 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_good_#t~post41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,217 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_good_#t~post41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,217 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_good_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,217 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_good_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,217 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_good_#t~post41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,217 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_good_#t~post41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,217 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_good_#t~post41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,217 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_good_#t~post41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,217 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_bad_#t~post36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,218 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,218 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,218 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_bad_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,218 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_good_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,218 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,218 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~g~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,218 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_##fun~~TO~VOID_#in~#fp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,218 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_bad_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,218 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_bad_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,218 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_good_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,218 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~g~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,219 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,219 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_##fun~~TO~VOID_#in~#fp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,219 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_good_#t~post41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,219 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_good_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,219 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,219 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_good_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,220 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~g~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,220 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,220 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_##fun~~TO~VOID_#in~#fp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,221 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_##fun~~TO~VOID_#in~#fp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,221 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~g~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,221 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_good_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,221 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_bad_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,221 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_good_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,221 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_good_#t~post41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,221 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,221 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_good_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,221 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,221 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,221 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,222 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_bad_#t~post36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,222 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_good_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,222 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_bad_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,222 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_bad_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 00:46:13,226 INFO L149 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-05-22 00:46:13,226 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-05-22 00:46:13,234 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-05-22 00:46:13,235 INFO L379 AbstractCegarLoop]: Hoare is false [2021-05-22 00:46:13,235 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-05-22 00:46:13,235 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-05-22 00:46:13,235 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-05-22 00:46:13,235 INFO L383 AbstractCegarLoop]: Difference is false [2021-05-22 00:46:13,235 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-05-22 00:46:13,235 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-05-22 00:46:13,240 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 174 places, 202 transitions, 422 flow [2021-05-22 00:46:25,313 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 92564 states, 92555 states have (on average 3.5661282480687158) internal successors, (330063), 92563 states have internal predecessors, (330063), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-22 00:46:25,585 INFO L276 IsEmpty]: Start isEmpty. Operand has 92564 states, 92555 states have (on average 3.5661282480687158) internal successors, (330063), 92563 states have internal predecessors, (330063), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-22 00:46:25,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-05-22 00:46:25,586 INFO L513 BasicCegarLoop]: Found error trace [2021-05-22 00:46:25,587 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-22 00:46:25,587 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-22 00:46:25,587 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-22 00:46:25,587 INFO L82 PathProgramCache]: Analyzing trace with hash 1707795116, now seen corresponding path program 1 times [2021-05-22 00:46:25,588 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-22 00:46:25,588 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1649646760] [2021-05-22 00:46:25,588 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-22 00:46:25,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-22 00:46:25,654 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-22 00:46:25,654 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-22 00:46:25,654 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1649646760] [2021-05-22 00:46:25,654 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1649646760] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-22 00:46:25,654 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-22 00:46:25,655 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-05-22 00:46:25,655 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1388676808] [2021-05-22 00:46:25,655 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-05-22 00:46:25,655 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-22 00:46:25,655 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-05-22 00:46:25,655 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-05-22 00:46:25,831 INFO L87 Difference]: Start difference. First operand has 92564 states, 92555 states have (on average 3.5661282480687158) internal successors, (330063), 92563 states have internal predecessors, (330063), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-22 00:46:26,944 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-22 00:46:26,944 INFO L93 Difference]: Finished difference Result 90211 states and 265653 transitions. [2021-05-22 00:46:26,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-22 00:46:26,945 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 45 [2021-05-22 00:46:26,945 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-22 00:46:27,340 INFO L225 Difference]: With dead ends: 90211 [2021-05-22 00:46:27,340 INFO L226 Difference]: Without dead ends: 47282 [2021-05-22 00:46:27,341 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-05-22 00:46:28,301 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47282 states. [2021-05-22 00:46:29,021 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47282 to 47282. [2021-05-22 00:46:29,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 47282 states, 47279 states have (on average 2.924977262632458) internal successors, (138290), 47281 states have internal predecessors, (138290), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-22 00:46:29,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47282 states to 47282 states and 138290 transitions. [2021-05-22 00:46:29,490 INFO L78 Accepts]: Start accepts. Automaton has 47282 states and 138290 transitions. Word has length 45 [2021-05-22 00:46:29,505 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-22 00:46:29,505 INFO L482 AbstractCegarLoop]: Abstraction has 47282 states and 138290 transitions. [2021-05-22 00:46:29,505 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-22 00:46:29,505 INFO L276 IsEmpty]: Start isEmpty. Operand 47282 states and 138290 transitions. [2021-05-22 00:46:29,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-05-22 00:46:29,508 INFO L513 BasicCegarLoop]: Found error trace [2021-05-22 00:46:29,508 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-22 00:46:29,509 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-05-22 00:46:29,509 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-22 00:46:29,509 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-22 00:46:29,509 INFO L82 PathProgramCache]: Analyzing trace with hash 1202236491, now seen corresponding path program 1 times [2021-05-22 00:46:29,509 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-22 00:46:29,509 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1557617268] [2021-05-22 00:46:29,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-22 00:46:29,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-22 00:46:29,543 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-22 00:46:29,543 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-22 00:46:29,543 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1557617268] [2021-05-22 00:46:29,543 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1557617268] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-22 00:46:29,543 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-22 00:46:29,544 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-05-22 00:46:29,544 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2088996286] [2021-05-22 00:46:29,545 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-05-22 00:46:29,545 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-22 00:46:29,546 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-05-22 00:46:29,546 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-05-22 00:46:29,546 INFO L87 Difference]: Start difference. First operand 47282 states and 138290 transitions. Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-22 00:46:29,741 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-22 00:46:29,741 INFO L93 Difference]: Finished difference Result 47268 states and 138276 transitions. [2021-05-22 00:46:29,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-22 00:46:29,742 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 45 [2021-05-22 00:46:29,743 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-22 00:46:29,903 INFO L225 Difference]: With dead ends: 47268 [2021-05-22 00:46:29,903 INFO L226 Difference]: Without dead ends: 47268 [2021-05-22 00:46:29,903 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.0ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-05-22 00:46:30,669 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47268 states. [2021-05-22 00:46:31,328 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47268 to 47268. [2021-05-22 00:46:31,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 47268 states, 47266 states have (on average 2.925485549866712) internal successors, (138276), 47267 states have internal predecessors, (138276), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-22 00:46:31,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47268 states to 47268 states and 138276 transitions. [2021-05-22 00:46:31,711 INFO L78 Accepts]: Start accepts. Automaton has 47268 states and 138276 transitions. Word has length 45 [2021-05-22 00:46:31,711 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-22 00:46:31,711 INFO L482 AbstractCegarLoop]: Abstraction has 47268 states and 138276 transitions. [2021-05-22 00:46:31,711 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-22 00:46:31,712 INFO L276 IsEmpty]: Start isEmpty. Operand 47268 states and 138276 transitions. [2021-05-22 00:46:31,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-05-22 00:46:31,713 INFO L513 BasicCegarLoop]: Found error trace [2021-05-22 00:46:31,713 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-22 00:46:31,713 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-05-22 00:46:31,713 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-22 00:46:31,714 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-22 00:46:31,714 INFO L82 PathProgramCache]: Analyzing trace with hash -125599335, now seen corresponding path program 1 times [2021-05-22 00:46:31,714 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-22 00:46:31,714 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [349528517] [2021-05-22 00:46:31,714 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-22 00:46:31,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-22 00:46:31,782 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-22 00:46:31,783 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-22 00:46:31,783 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [349528517] [2021-05-22 00:46:31,783 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [349528517] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-22 00:46:31,783 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [372556770] [2021-05-22 00:46:31,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-22 00:46:31,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-22 00:46:31,870 INFO L263 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 4 conjunts are in the unsatisfiable core [2021-05-22 00:46:31,874 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-22 00:46:31,995 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-22 00:46:31,996 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [372556770] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-22 00:46:31,996 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-22 00:46:31,996 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-05-22 00:46:31,996 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2003662252] [2021-05-22 00:46:31,996 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-05-22 00:46:31,997 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-22 00:46:31,997 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-05-22 00:46:31,997 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-05-22 00:46:31,998 INFO L87 Difference]: Start difference. First operand 47268 states and 138276 transitions. Second operand has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 7 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-22 00:46:32,165 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-22 00:46:32,165 INFO L93 Difference]: Finished difference Result 46596 states and 136932 transitions. [2021-05-22 00:46:32,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-22 00:46:32,166 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 7 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 55 [2021-05-22 00:46:32,166 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-22 00:46:32,221 INFO L225 Difference]: With dead ends: 46596 [2021-05-22 00:46:32,221 INFO L226 Difference]: Without dead ends: 46596 [2021-05-22 00:46:32,222 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 28.6ms TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2021-05-22 00:46:32,954 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46596 states. [2021-05-22 00:46:33,418 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46596 to 46596. [2021-05-22 00:46:33,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 46596 states, 46595 states have (on average 2.9387702543191327) internal successors, (136932), 46595 states have internal predecessors, (136932), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-22 00:46:33,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46596 states to 46596 states and 136932 transitions. [2021-05-22 00:46:33,542 INFO L78 Accepts]: Start accepts. Automaton has 46596 states and 136932 transitions. Word has length 55 [2021-05-22 00:46:33,543 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-22 00:46:33,543 INFO L482 AbstractCegarLoop]: Abstraction has 46596 states and 136932 transitions. [2021-05-22 00:46:33,543 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 7 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-22 00:46:33,543 INFO L276 IsEmpty]: Start isEmpty. Operand 46596 states and 136932 transitions. [2021-05-22 00:46:33,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-05-22 00:46:33,551 INFO L513 BasicCegarLoop]: Found error trace [2021-05-22 00:46:33,551 INFO L521 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-22 00:46:33,752 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-22 00:46:33,752 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-22 00:46:33,752 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-22 00:46:33,752 INFO L82 PathProgramCache]: Analyzing trace with hash 1860723654, now seen corresponding path program 1 times [2021-05-22 00:46:33,753 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-22 00:46:33,753 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2015045256] [2021-05-22 00:46:33,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-22 00:46:33,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-22 00:46:33,862 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-05-22 00:46:33,863 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-22 00:46:33,863 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2015045256] [2021-05-22 00:46:33,863 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2015045256] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-22 00:46:33,863 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-22 00:46:33,863 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-05-22 00:46:33,863 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [301553071] [2021-05-22 00:46:33,863 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-05-22 00:46:33,864 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-22 00:46:33,864 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-05-22 00:46:33,864 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-05-22 00:46:33,864 INFO L87 Difference]: Start difference. First operand 46596 states and 136932 transitions. Second operand has 5 states, 5 states have (on average 11.2) internal successors, (56), 5 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-22 00:46:34,345 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-22 00:46:34,346 INFO L93 Difference]: Finished difference Result 51088 states and 148368 transitions. [2021-05-22 00:46:34,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-22 00:46:34,348 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 5 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 65 [2021-05-22 00:46:34,349 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-22 00:46:34,398 INFO L225 Difference]: With dead ends: 51088 [2021-05-22 00:46:34,398 INFO L226 Difference]: Without dead ends: 44176 [2021-05-22 00:46:34,398 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 26.2ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-05-22 00:46:34,975 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44176 states. [2021-05-22 00:46:35,460 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44176 to 44176. [2021-05-22 00:46:35,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 44176 states, 44175 states have (on average 2.930435766836446) internal successors, (129452), 44175 states have internal predecessors, (129452), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-22 00:46:35,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44176 states to 44176 states and 129452 transitions. [2021-05-22 00:46:35,580 INFO L78 Accepts]: Start accepts. Automaton has 44176 states and 129452 transitions. Word has length 65 [2021-05-22 00:46:35,580 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-22 00:46:35,580 INFO L482 AbstractCegarLoop]: Abstraction has 44176 states and 129452 transitions. [2021-05-22 00:46:35,581 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 5 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-22 00:46:35,581 INFO L276 IsEmpty]: Start isEmpty. Operand 44176 states and 129452 transitions. [2021-05-22 00:46:35,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-05-22 00:46:35,611 INFO L513 BasicCegarLoop]: Found error trace [2021-05-22 00:46:35,611 INFO L521 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-22 00:46:35,611 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-05-22 00:46:35,612 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-22 00:46:35,612 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-22 00:46:35,612 INFO L82 PathProgramCache]: Analyzing trace with hash 1396135211, now seen corresponding path program 1 times [2021-05-22 00:46:35,612 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-22 00:46:35,612 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [874843778] [2021-05-22 00:46:35,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-22 00:46:35,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-22 00:46:35,689 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-05-22 00:46:35,689 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-22 00:46:35,689 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [874843778] [2021-05-22 00:46:35,689 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [874843778] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-22 00:46:35,689 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-22 00:46:35,689 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-05-22 00:46:35,689 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [420558035] [2021-05-22 00:46:35,690 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-05-22 00:46:35,690 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-22 00:46:35,690 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-05-22 00:46:35,690 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-05-22 00:46:35,690 INFO L87 Difference]: Start difference. First operand 44176 states and 129452 transitions. Second operand has 5 states, 5 states have (on average 15.0) internal successors, (75), 5 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-22 00:46:36,040 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-22 00:46:36,041 INFO L93 Difference]: Finished difference Result 49180 states and 142361 transitions. [2021-05-22 00:46:36,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-22 00:46:36,043 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.0) internal successors, (75), 5 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 79 [2021-05-22 00:46:36,043 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-22 00:46:36,127 INFO L225 Difference]: With dead ends: 49180 [2021-05-22 00:46:36,127 INFO L226 Difference]: Without dead ends: 49180 [2021-05-22 00:46:36,127 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 0 SyntacticMatches, 2 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 34.9ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-05-22 00:46:36,494 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49180 states. [2021-05-22 00:46:37,110 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49180 to 37916. [2021-05-22 00:46:37,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37916 states, 37915 states have (on average 2.907582750890149) internal successors, (110241), 37915 states have internal predecessors, (110241), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-22 00:46:37,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37916 states to 37916 states and 110241 transitions. [2021-05-22 00:46:37,222 INFO L78 Accepts]: Start accepts. Automaton has 37916 states and 110241 transitions. Word has length 79 [2021-05-22 00:46:37,222 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-22 00:46:37,222 INFO L482 AbstractCegarLoop]: Abstraction has 37916 states and 110241 transitions. [2021-05-22 00:46:37,222 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 15.0) internal successors, (75), 5 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-22 00:46:37,222 INFO L276 IsEmpty]: Start isEmpty. Operand 37916 states and 110241 transitions. [2021-05-22 00:46:37,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-05-22 00:46:37,239 INFO L513 BasicCegarLoop]: Found error trace [2021-05-22 00:46:37,239 INFO L521 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-22 00:46:37,239 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-05-22 00:46:37,239 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-22 00:46:37,239 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-22 00:46:37,240 INFO L82 PathProgramCache]: Analyzing trace with hash -29274953, now seen corresponding path program 2 times [2021-05-22 00:46:37,240 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-22 00:46:37,240 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1505814744] [2021-05-22 00:46:37,240 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-22 00:46:37,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-22 00:46:37,266 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-05-22 00:46:37,266 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-22 00:46:37,266 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1505814744] [2021-05-22 00:46:37,266 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1505814744] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-22 00:46:37,266 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-22 00:46:37,266 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-05-22 00:46:37,266 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [640406420] [2021-05-22 00:46:37,267 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-05-22 00:46:37,267 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-22 00:46:37,267 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-05-22 00:46:37,267 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-05-22 00:46:37,267 INFO L87 Difference]: Start difference. First operand 37916 states and 110241 transitions. Second operand has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-22 00:46:37,451 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-22 00:46:37,451 INFO L93 Difference]: Finished difference Result 41703 states and 120634 transitions. [2021-05-22 00:46:37,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-22 00:46:37,451 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 79 [2021-05-22 00:46:37,452 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-22 00:46:37,499 INFO L225 Difference]: With dead ends: 41703 [2021-05-22 00:46:37,500 INFO L226 Difference]: Without dead ends: 41703 [2021-05-22 00:46:37,500 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.3ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-05-22 00:46:38,047 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41703 states. [2021-05-22 00:46:38,502 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41703 to 37819. [2021-05-22 00:46:38,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37819 states, 37818 states have (on average 2.891612459675287) internal successors, (109355), 37818 states have internal predecessors, (109355), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-22 00:46:38,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37819 states to 37819 states and 109355 transitions. [2021-05-22 00:46:38,610 INFO L78 Accepts]: Start accepts. Automaton has 37819 states and 109355 transitions. Word has length 79 [2021-05-22 00:46:38,610 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-22 00:46:38,610 INFO L482 AbstractCegarLoop]: Abstraction has 37819 states and 109355 transitions. [2021-05-22 00:46:38,610 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-22 00:46:38,610 INFO L276 IsEmpty]: Start isEmpty. Operand 37819 states and 109355 transitions. [2021-05-22 00:46:38,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-05-22 00:46:38,624 INFO L513 BasicCegarLoop]: Found error trace [2021-05-22 00:46:38,624 INFO L521 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-22 00:46:38,624 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-05-22 00:46:38,624 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-22 00:46:38,624 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-22 00:46:38,624 INFO L82 PathProgramCache]: Analyzing trace with hash -593265063, now seen corresponding path program 3 times [2021-05-22 00:46:38,625 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-22 00:46:38,625 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1470422987] [2021-05-22 00:46:38,625 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-22 00:46:38,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-22 00:46:38,676 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-22 00:46:38,676 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-22 00:46:38,676 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1470422987] [2021-05-22 00:46:38,676 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1470422987] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-22 00:46:38,676 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2125379682] [2021-05-22 00:46:38,677 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-22 00:46:38,778 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2021-05-22 00:46:38,779 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-22 00:46:38,780 INFO L263 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 11 conjunts are in the unsatisfiable core [2021-05-22 00:46:38,782 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-22 00:46:39,138 WARN L348 FreeRefinementEngine]: Global settings require throwing the following exception [2021-05-22 00:46:39,352 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2021-05-22 00:46:39,353 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.EqualityInformation.getEqinfo(EqualityInformation.java:130) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.XnfDer.derSimple(XnfDer.java:308) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.XnfDer.tryToEliminate_EqInfoBased(XnfDer.java:138) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.XnfDer.tryToEliminate(XnfDer.java:101) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.PartialQuantifierElimination.elim(PartialQuantifierElimination.java:255) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.PartialQuantifierElimination.tryToEliminate(PartialQuantifierElimination.java:100) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer$QuantifierEliminationPostprocessor.postprocess(IterativePredicateTransformer.java:246) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.applyPostprocessors(IterativePredicateTransformer.java:440) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.computeStrongestPostconditionSequence(IterativePredicateTransformer.java:201) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.computeInterpolantsUsingUnsatCore(TraceCheckSpWp.java:299) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.computeInterpolants(TraceCheckSpWp.java:185) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:163) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getInterpolantComputationStatus(IpTcStrategyModuleBase.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.tryExecuteInterpolantGenerator(AutomatonFreeRefinementEngine.java:297) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.generateProof(AutomatonFreeRefinementEngine.java:190) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:180) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:84) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:74) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:610) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:439) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:374) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:69) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:63) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:307) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:236) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:167) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-05-22 00:46:39,356 INFO L168 Benchmark]: Toolchain (without parser) took 28872.94 ms. Allocated memory was 354.4 MB in the beginning and 10.1 GB in the end (delta: 9.8 GB). Free memory was 317.1 MB in the beginning and 8.9 GB in the end (delta: -8.6 GB). Peak memory consumption was 1.2 GB. Max. memory is 16.0 GB. [2021-05-22 00:46:39,356 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 354.4 MB. Free memory was 335.6 MB in the beginning and 335.5 MB in the end (delta: 71.8 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-05-22 00:46:39,356 INFO L168 Benchmark]: CACSL2BoogieTranslator took 578.00 ms. Allocated memory is still 354.4 MB. Free memory was 316.9 MB in the beginning and 285.0 MB in the end (delta: 31.9 MB). Peak memory consumption was 31.8 MB. Max. memory is 16.0 GB. [2021-05-22 00:46:39,356 INFO L168 Benchmark]: Boogie Procedure Inliner took 38.06 ms. Allocated memory is still 354.4 MB. Free memory was 285.0 MB in the beginning and 282.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-05-22 00:46:39,356 INFO L168 Benchmark]: Boogie Preprocessor took 23.94 ms. Allocated memory is still 354.4 MB. Free memory was 282.9 MB in the beginning and 280.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-05-22 00:46:39,356 INFO L168 Benchmark]: RCFGBuilder took 432.67 ms. Allocated memory is still 354.4 MB. Free memory was 280.9 MB in the beginning and 248.3 MB in the end (delta: 32.5 MB). Peak memory consumption was 33.6 MB. Max. memory is 16.0 GB. [2021-05-22 00:46:39,357 INFO L168 Benchmark]: TraceAbstraction took 27740.80 ms. Allocated memory was 354.4 MB in the beginning and 10.1 GB in the end (delta: 9.8 GB). Free memory was 248.3 MB in the beginning and 8.9 GB in the end (delta: -8.7 GB). Peak memory consumption was 1.1 GB. Max. memory is 16.0 GB. [2021-05-22 00:46:39,357 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 354.4 MB. Free memory was 335.6 MB in the beginning and 335.5 MB in the end (delta: 71.8 kB). There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 578.00 ms. Allocated memory is still 354.4 MB. Free memory was 316.9 MB in the beginning and 285.0 MB in the end (delta: 31.9 MB). Peak memory consumption was 31.8 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 38.06 ms. Allocated memory is still 354.4 MB. Free memory was 285.0 MB in the beginning and 282.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 23.94 ms. Allocated memory is still 354.4 MB. Free memory was 282.9 MB in the beginning and 280.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 432.67 ms. Allocated memory is still 354.4 MB. Free memory was 280.9 MB in the beginning and 248.3 MB in the end (delta: 32.5 MB). Peak memory consumption was 33.6 MB. Max. memory is 16.0 GB. * TraceAbstraction took 27740.80 ms. Allocated memory was 354.4 MB in the beginning and 10.1 GB in the end (delta: 9.8 GB). Free memory was 248.3 MB in the beginning and 8.9 GB in the end (delta: -8.7 GB). Peak memory consumption was 1.1 GB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: NullPointerException: null: de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.EqualityInformation.getEqinfo(EqualityInformation.java:130) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...