/usr/bin/java -Xmx8000000000 -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.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/goblint-regression/28-race_reach_07-cond_racing2.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-9bbddad6b14272d9691b7fb6f1c011d15ab18596-9bbddad [2021-06-12 18:03:17,088 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-12 18:03:17,090 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-12 18:03:17,113 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-12 18:03:17,139 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-12 18:03:17,140 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-12 18:03:17,140 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-12 18:03:17,141 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.epf [2021-06-12 18:03:17,162 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-12 18:03:17,162 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-12 18:03:17,162 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-12 18:03:17,162 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-12 18:03:17,163 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-12 18:03:17,164 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-12 18:03:17,164 INFO L138 SettingsManager]: * Use SBE=true [2021-06-12 18:03:17,164 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-12 18:03:17,164 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-12 18:03:17,164 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-12 18:03:17,165 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-12 18:03:17,165 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-12 18:03:17,165 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-12 18:03:17,165 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-12 18:03:17,165 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-12 18:03:17,166 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-12 18:03:17,166 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-12 18:03:17,166 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-12 18:03:17,166 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-12 18:03:17,166 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-12 18:03:17,166 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-12 18:03:17,167 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-12 18:03:17,167 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-12 18:03:17,167 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-12 18:03:17,167 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-12 18:03:17,167 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-12 18:03:17,186 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-12 18:03:17,187 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-12 18:03:17,187 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-12 18:03:17,187 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-12 18:03:17,187 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-12 18:03:17,187 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-12 18:03:17,461 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-12 18:03:17,479 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-12 18:03:17,481 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-12 18:03:17,482 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-12 18:03:17,482 INFO L275 PluginConnector]: CDTParser initialized [2021-06-12 18:03:17,483 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_07-cond_racing2.i [2021-06-12 18:03:17,538 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b77bd942/f76dd1984d544b8abcc33ac957d917f6/FLAG5449d11d4 [2021-06-12 18:03:17,987 INFO L306 CDTParser]: Found 1 translation units. [2021-06-12 18:03:17,988 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_07-cond_racing2.i [2021-06-12 18:03:18,005 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b77bd942/f76dd1984d544b8abcc33ac957d917f6/FLAG5449d11d4 [2021-06-12 18:03:18,283 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b77bd942/f76dd1984d544b8abcc33ac957d917f6 [2021-06-12 18:03:18,288 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-12 18:03:18,291 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-12 18:03:18,293 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-12 18:03:18,293 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-12 18:03:18,297 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-12 18:03:18,297 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.06 06:03:18" (1/1) ... [2021-06-12 18:03:18,299 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b977641 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.06 06:03:18, skipping insertion in model container [2021-06-12 18:03:18,299 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.06 06:03:18" (1/1) ... [2021-06-12 18:03:18,304 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-12 18:03:18,348 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-12 18:03:18,730 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_07-cond_racing2.i[41060,41073] [2021-06-12 18:03:18,744 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-12 18:03:18,753 INFO L203 MainTranslator]: Completed pre-run [2021-06-12 18:03:18,778 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_07-cond_racing2.i[41060,41073] [2021-06-12 18:03:18,786 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-12 18:03:18,894 INFO L208 MainTranslator]: Completed translation [2021-06-12 18:03:18,894 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.06 06:03:18 WrapperNode [2021-06-12 18:03:18,894 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-12 18:03:18,895 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-12 18:03:18,895 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-12 18:03:18,895 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-12 18:03:18,901 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.06 06:03:18" (1/1) ... [2021-06-12 18:03:18,926 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.06 06:03:18" (1/1) ... [2021-06-12 18:03:18,953 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-12 18:03:18,954 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-12 18:03:18,954 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-12 18:03:18,954 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-12 18:03:18,961 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.06 06:03:18" (1/1) ... [2021-06-12 18:03:18,961 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.06 06:03:18" (1/1) ... [2021-06-12 18:03:18,978 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.06 06:03:18" (1/1) ... [2021-06-12 18:03:18,978 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.06 06:03:18" (1/1) ... [2021-06-12 18:03:18,983 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.06 06:03:18" (1/1) ... [2021-06-12 18:03:18,987 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.06 06:03:18" (1/1) ... [2021-06-12 18:03:18,997 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.06 06:03:18" (1/1) ... [2021-06-12 18:03:19,005 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-12 18:03:19,006 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-12 18:03:19,006 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-12 18:03:19,006 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-12 18:03:19,007 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.06 06:03:18" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-12 18:03:19,083 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-12 18:03:19,084 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-12 18:03:19,085 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-06-12 18:03:19,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-12 18:03:19,086 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-06-12 18:03:19,088 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2021-06-12 18:03:19,088 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2021-06-12 18:03:19,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-12 18:03:19,088 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-12 18:03:19,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-12 18:03:19,090 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-12 18:03:19,470 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-12 18:03:19,470 INFO L299 CfgBuilder]: Removed 16 assume(true) statements. [2021-06-12 18:03:19,472 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.06 06:03:19 BoogieIcfgContainer [2021-06-12 18:03:19,475 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-12 18:03:19,477 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-12 18:03:19,477 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-12 18:03:19,479 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-12 18:03:19,480 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.06 06:03:18" (1/3) ... [2021-06-12 18:03:19,480 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c5d382f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.06 06:03:19, skipping insertion in model container [2021-06-12 18:03:19,480 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.06 06:03:18" (2/3) ... [2021-06-12 18:03:19,481 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c5d382f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.06 06:03:19, skipping insertion in model container [2021-06-12 18:03:19,481 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.06 06:03:19" (3/3) ... [2021-06-12 18:03:19,482 INFO L111 eAbstractionObserver]: Analyzing ICFG 28-race_reach_07-cond_racing2.i [2021-06-12 18:03:19,486 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-12 18:03:19,486 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-12 18:03:19,487 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-12 18:03:19,487 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-12 18:03:19,509 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:19,509 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:19,509 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:19,509 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:19,509 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:19,510 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:19,510 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:19,510 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:19,510 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:19,510 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:19,510 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:19,511 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:19,511 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:19,511 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:19,511 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:19,511 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:19,511 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:19,512 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:19,512 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:19,512 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:19,512 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:19,512 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:19,512 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:19,513 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:19,513 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:19,513 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:19,513 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:19,513 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:19,513 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:19,513 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:19,514 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:19,514 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:19,514 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:19,514 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:19,514 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:19,514 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:19,516 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:19,516 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:19,517 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:19,517 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:19,517 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:19,517 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:19,517 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:19,517 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:19,517 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:19,523 INFO L149 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2021-06-12 18:03:19,539 INFO L255 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-06-12 18:03:19,554 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-12 18:03:19,554 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-12 18:03:19,555 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-12 18:03:19,555 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-12 18:03:19,555 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-12 18:03:19,555 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-12 18:03:19,555 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-12 18:03:19,555 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-12 18:03:19,564 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 109 places, 121 transitions, 250 flow [2021-06-12 18:03:19,609 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 1021 states, 1015 states have (on average 2.304433497536946) internal successors, (2339), 1020 states have internal predecessors, (2339), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-12 18:03:19,613 INFO L276 IsEmpty]: Start isEmpty. Operand has 1021 states, 1015 states have (on average 2.304433497536946) internal successors, (2339), 1020 states have internal predecessors, (2339), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-12 18:03:19,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-06-12 18:03:19,620 INFO L464 BasicCegarLoop]: Found error trace [2021-06-12 18:03:19,621 INFO L472 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] [2021-06-12 18:03:19,621 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-12 18:03:19,625 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-12 18:03:19,625 INFO L82 PathProgramCache]: Analyzing trace with hash -53598277, now seen corresponding path program 1 times [2021-06-12 18:03:19,632 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-12 18:03:19,632 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [317261456] [2021-06-12 18:03:19,632 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-12 18:03:19,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-12 18:03:19,789 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-12 18:03:19,790 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-12 18:03:19,790 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [317261456] [2021-06-12 18:03:19,791 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [317261456] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-12 18:03:19,791 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-12 18:03:19,791 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-12 18:03:19,791 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [448593212] [2021-06-12 18:03:19,795 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-06-12 18:03:19,795 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-12 18:03:19,812 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-06-12 18:03:19,814 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-06-12 18:03:19,818 INFO L87 Difference]: Start difference. First operand has 1021 states, 1015 states have (on average 2.304433497536946) internal successors, (2339), 1020 states have internal predecessors, (2339), 0 states have call successors, (0), 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 25.5) internal successors, (51), 2 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-12 18:03:19,858 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-12 18:03:19,858 INFO L93 Difference]: Finished difference Result 997 states and 1927 transitions. [2021-06-12 18:03:19,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-12 18:03:19,860 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 0 states have call successors, (0), 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 51 [2021-06-12 18:03:19,860 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-12 18:03:19,879 INFO L225 Difference]: With dead ends: 997 [2021-06-12 18:03:19,879 INFO L226 Difference]: Without dead ends: 633 [2021-06-12 18:03:19,880 INFO L728 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 [2021-06-12 18:03:19,899 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 633 states. [2021-06-12 18:03:19,955 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 633 to 633. [2021-06-12 18:03:19,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 633 states, 630 states have (on average 1.8793650793650793) internal successors, (1184), 632 states have internal predecessors, (1184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-12 18:03:19,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 633 states and 1184 transitions. [2021-06-12 18:03:19,962 INFO L78 Accepts]: Start accepts. Automaton has 633 states and 1184 transitions. Word has length 51 [2021-06-12 18:03:19,962 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-12 18:03:19,962 INFO L482 AbstractCegarLoop]: Abstraction has 633 states and 1184 transitions. [2021-06-12 18:03:19,962 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-12 18:03:19,963 INFO L276 IsEmpty]: Start isEmpty. Operand 633 states and 1184 transitions. [2021-06-12 18:03:19,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-06-12 18:03:19,964 INFO L464 BasicCegarLoop]: Found error trace [2021-06-12 18:03:19,965 INFO L472 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] [2021-06-12 18:03:19,965 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-12 18:03:19,968 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-12 18:03:19,971 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-12 18:03:19,972 INFO L82 PathProgramCache]: Analyzing trace with hash 75484442, now seen corresponding path program 1 times [2021-06-12 18:03:19,973 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-12 18:03:19,977 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1902807544] [2021-06-12 18:03:19,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-12 18:03:20,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-12 18:03:20,107 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-12 18:03:20,108 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-12 18:03:20,108 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1902807544] [2021-06-12 18:03:20,108 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1902807544] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-12 18:03:20,108 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-12 18:03:20,108 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-12 18:03:20,108 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2093858978] [2021-06-12 18:03:20,110 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-12 18:03:20,111 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-12 18:03:20,111 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-12 18:03:20,112 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-12 18:03:20,112 INFO L87 Difference]: Start difference. First operand 633 states and 1184 transitions. Second operand has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-12 18:03:20,146 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-12 18:03:20,147 INFO L93 Difference]: Finished difference Result 619 states and 1169 transitions. [2021-06-12 18:03:20,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-12 18:03:20,147 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 0 states have call successors, (0), 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 51 [2021-06-12 18:03:20,148 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-12 18:03:20,150 INFO L225 Difference]: With dead ends: 619 [2021-06-12 18:03:20,150 INFO L226 Difference]: Without dead ends: 619 [2021-06-12 18:03:20,151 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 7.8ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-12 18:03:20,159 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 619 states. [2021-06-12 18:03:20,167 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 619 to 619. [2021-06-12 18:03:20,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 619 states, 617 states have (on average 1.8946515397082657) internal successors, (1169), 618 states have internal predecessors, (1169), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-12 18:03:20,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 619 states and 1169 transitions. [2021-06-12 18:03:20,170 INFO L78 Accepts]: Start accepts. Automaton has 619 states and 1169 transitions. Word has length 51 [2021-06-12 18:03:20,170 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-12 18:03:20,170 INFO L482 AbstractCegarLoop]: Abstraction has 619 states and 1169 transitions. [2021-06-12 18:03:20,171 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-12 18:03:20,171 INFO L276 IsEmpty]: Start isEmpty. Operand 619 states and 1169 transitions. [2021-06-12 18:03:20,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-06-12 18:03:20,177 INFO L464 BasicCegarLoop]: Found error trace [2021-06-12 18:03:20,177 INFO L472 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, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-12 18:03:20,177 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-12 18:03:20,177 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-12 18:03:20,179 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-12 18:03:20,179 INFO L82 PathProgramCache]: Analyzing trace with hash 742151311, now seen corresponding path program 1 times [2021-06-12 18:03:20,179 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-12 18:03:20,179 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1236103313] [2021-06-12 18:03:20,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-12 18:03:20,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-06-12 18:03:20,275 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-06-12 18:03:20,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-06-12 18:03:20,310 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-06-12 18:03:20,335 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-06-12 18:03:20,335 INFO L573 BasicCegarLoop]: Counterexample might be feasible [2021-06-12 18:03:20,335 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-12 18:03:20,336 WARN L243 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2021-06-12 18:03:20,336 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2021-06-12 18:03:20,347 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:20,347 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:20,347 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:20,347 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:20,348 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:20,348 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:20,348 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:20,348 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:20,348 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:20,348 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:20,348 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:20,348 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:20,349 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:20,349 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:20,349 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:20,349 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:20,349 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:20,349 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:20,350 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:20,350 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:20,350 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:20,350 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:20,350 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:20,350 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:20,351 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:20,351 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:20,351 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:20,351 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:20,351 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:20,351 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:20,352 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:20,352 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:20,352 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:20,352 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:20,352 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:20,352 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:20,353 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:20,353 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:20,353 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:20,353 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:20,353 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:20,353 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:20,353 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:20,353 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:20,353 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:20,354 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:20,354 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:20,354 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:20,354 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:20,354 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:20,354 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:20,355 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:20,355 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:20,355 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:20,355 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:20,355 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:20,355 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:20,355 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:20,355 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:20,356 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:20,356 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:20,356 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:20,356 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:20,356 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:20,356 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:20,356 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:20,357 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:20,357 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:20,357 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:20,357 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:20,357 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:20,357 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:20,358 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:20,358 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:20,358 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:20,358 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:20,359 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:20,359 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:20,359 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:20,359 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:20,359 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:20,361 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:20,361 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:20,361 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:20,361 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:20,361 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:20,361 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:20,362 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:20,362 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:20,362 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:20,366 INFO L149 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-06-12 18:03:20,366 INFO L255 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-06-12 18:03:20,367 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-12 18:03:20,367 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-12 18:03:20,367 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-12 18:03:20,367 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-12 18:03:20,367 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-12 18:03:20,367 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-12 18:03:20,368 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-12 18:03:20,368 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-12 18:03:20,370 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 134 places, 151 transitions, 320 flow [2021-06-12 18:03:21,844 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 23078 states, 23069 states have (on average 3.5296285057869867) internal successors, (81425), 23077 states have internal predecessors, (81425), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-12 18:03:21,888 INFO L276 IsEmpty]: Start isEmpty. Operand has 23078 states, 23069 states have (on average 3.5296285057869867) internal successors, (81425), 23077 states have internal predecessors, (81425), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-12 18:03:21,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-06-12 18:03:21,891 INFO L464 BasicCegarLoop]: Found error trace [2021-06-12 18:03:21,891 INFO L472 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] [2021-06-12 18:03:21,891 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-12 18:03:21,893 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-12 18:03:21,893 INFO L82 PathProgramCache]: Analyzing trace with hash 1813572722, now seen corresponding path program 1 times [2021-06-12 18:03:21,893 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-12 18:03:21,893 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [239749983] [2021-06-12 18:03:21,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-12 18:03:21,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-12 18:03:21,955 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-12 18:03:21,955 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-12 18:03:21,955 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [239749983] [2021-06-12 18:03:21,956 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [239749983] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-12 18:03:21,956 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-12 18:03:21,956 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-12 18:03:21,956 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1675631637] [2021-06-12 18:03:21,956 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-06-12 18:03:21,956 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-12 18:03:21,957 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-06-12 18:03:21,957 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-06-12 18:03:22,020 INFO L87 Difference]: Start difference. First operand has 23078 states, 23069 states have (on average 3.5296285057869867) internal successors, (81425), 23077 states have internal predecessors, (81425), 0 states have call successors, (0), 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 25.5) internal successors, (51), 2 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-12 18:03:22,323 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-12 18:03:22,323 INFO L93 Difference]: Finished difference Result 22525 states and 65392 transitions. [2021-06-12 18:03:22,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-12 18:03:22,324 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 0 states have call successors, (0), 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 51 [2021-06-12 18:03:22,324 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-12 18:03:22,487 INFO L225 Difference]: With dead ends: 22525 [2021-06-12 18:03:22,488 INFO L226 Difference]: Without dead ends: 13835 [2021-06-12 18:03:22,488 INFO L728 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 [2021-06-12 18:03:22,710 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13835 states. [2021-06-12 18:03:22,995 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13835 to 13835. [2021-06-12 18:03:23,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13835 states, 13831 states have (on average 2.8694237582242788) internal successors, (39687), 13834 states have internal predecessors, (39687), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-12 18:03:23,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13835 states to 13835 states and 39687 transitions. [2021-06-12 18:03:23,139 INFO L78 Accepts]: Start accepts. Automaton has 13835 states and 39687 transitions. Word has length 51 [2021-06-12 18:03:23,141 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-12 18:03:23,141 INFO L482 AbstractCegarLoop]: Abstraction has 13835 states and 39687 transitions. [2021-06-12 18:03:23,141 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-12 18:03:23,141 INFO L276 IsEmpty]: Start isEmpty. Operand 13835 states and 39687 transitions. [2021-06-12 18:03:23,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-06-12 18:03:23,143 INFO L464 BasicCegarLoop]: Found error trace [2021-06-12 18:03:23,143 INFO L472 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] [2021-06-12 18:03:23,143 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-06-12 18:03:23,143 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-12 18:03:23,144 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-12 18:03:23,144 INFO L82 PathProgramCache]: Analyzing trace with hash 1942655441, now seen corresponding path program 1 times [2021-06-12 18:03:23,144 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-12 18:03:23,144 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2024819445] [2021-06-12 18:03:23,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-12 18:03:23,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-12 18:03:23,197 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-12 18:03:23,198 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-12 18:03:23,198 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2024819445] [2021-06-12 18:03:23,198 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2024819445] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-12 18:03:23,198 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-12 18:03:23,198 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-12 18:03:23,199 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1071431027] [2021-06-12 18:03:23,199 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-12 18:03:23,199 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-12 18:03:23,200 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-12 18:03:23,200 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-12 18:03:23,200 INFO L87 Difference]: Start difference. First operand 13835 states and 39687 transitions. Second operand has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-12 18:03:23,301 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-12 18:03:23,301 INFO L93 Difference]: Finished difference Result 13821 states and 39672 transitions. [2021-06-12 18:03:23,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-12 18:03:23,302 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 0 states have call successors, (0), 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 51 [2021-06-12 18:03:23,302 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-12 18:03:23,354 INFO L225 Difference]: With dead ends: 13821 [2021-06-12 18:03:23,354 INFO L226 Difference]: Without dead ends: 13821 [2021-06-12 18:03:23,354 INFO L728 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 [2021-06-12 18:03:23,566 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13821 states. [2021-06-12 18:03:23,813 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13821 to 13821. [2021-06-12 18:03:23,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13821 states, 13818 states have (on average 2.871037776812853) internal successors, (39672), 13820 states have internal predecessors, (39672), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-12 18:03:23,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13821 states to 13821 states and 39672 transitions. [2021-06-12 18:03:23,902 INFO L78 Accepts]: Start accepts. Automaton has 13821 states and 39672 transitions. Word has length 51 [2021-06-12 18:03:23,902 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-12 18:03:23,903 INFO L482 AbstractCegarLoop]: Abstraction has 13821 states and 39672 transitions. [2021-06-12 18:03:23,903 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-12 18:03:23,903 INFO L276 IsEmpty]: Start isEmpty. Operand 13821 states and 39672 transitions. [2021-06-12 18:03:23,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-06-12 18:03:23,904 INFO L464 BasicCegarLoop]: Found error trace [2021-06-12 18:03:23,904 INFO L472 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, 1, 1, 1, 1, 1, 1] [2021-06-12 18:03:23,904 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-06-12 18:03:23,905 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-12 18:03:23,905 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-12 18:03:23,905 INFO L82 PathProgramCache]: Analyzing trace with hash -1169624843, now seen corresponding path program 1 times [2021-06-12 18:03:23,905 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-12 18:03:23,905 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1074915562] [2021-06-12 18:03:23,906 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-12 18:03:23,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-12 18:03:23,948 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-12 18:03:23,948 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-12 18:03:23,948 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1074915562] [2021-06-12 18:03:23,948 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1074915562] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-12 18:03:23,949 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1659929010] [2021-06-12 18:03:23,949 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 [2021-06-12 18:03:24,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-12 18:03:24,051 INFO L263 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 4 conjunts are in the unsatisfiable core [2021-06-12 18:03:24,053 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-12 18:03:24,250 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-12 18:03:24,250 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1659929010] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-12 18:03:24,251 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-12 18:03:24,251 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-06-12 18:03:24,251 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [282975257] [2021-06-12 18:03:24,252 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-12 18:03:24,252 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-12 18:03:24,252 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-12 18:03:24,253 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-06-12 18:03:24,253 INFO L87 Difference]: Start difference. First operand 13821 states and 39672 transitions. Second operand has 7 states, 7 states have (on average 10.142857142857142) internal successors, (71), 7 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-12 18:03:24,361 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-12 18:03:24,362 INFO L93 Difference]: Finished difference Result 13499 states and 39019 transitions. [2021-06-12 18:03:24,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-12 18:03:24,363 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 10.142857142857142) internal successors, (71), 7 states have internal predecessors, (71), 0 states have call successors, (0), 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 61 [2021-06-12 18:03:24,364 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-12 18:03:24,396 INFO L225 Difference]: With dead ends: 13499 [2021-06-12 18:03:24,396 INFO L226 Difference]: Without dead ends: 13499 [2021-06-12 18:03:24,397 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 29.0ms TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2021-06-12 18:03:24,653 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13499 states. [2021-06-12 18:03:24,896 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13499 to 13499. [2021-06-12 18:03:24,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13499 states, 13497 states have (on average 2.890938727124546) internal successors, (39019), 13498 states have internal predecessors, (39019), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-12 18:03:24,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13499 states to 13499 states and 39019 transitions. [2021-06-12 18:03:24,967 INFO L78 Accepts]: Start accepts. Automaton has 13499 states and 39019 transitions. Word has length 61 [2021-06-12 18:03:24,968 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-12 18:03:24,968 INFO L482 AbstractCegarLoop]: Abstraction has 13499 states and 39019 transitions. [2021-06-12 18:03:24,968 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 10.142857142857142) internal successors, (71), 7 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-12 18:03:24,968 INFO L276 IsEmpty]: Start isEmpty. Operand 13499 states and 39019 transitions. [2021-06-12 18:03:24,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-06-12 18:03:24,970 INFO L464 BasicCegarLoop]: Found error trace [2021-06-12 18:03:24,970 INFO L472 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 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] [2021-06-12 18:03:25,185 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2021-06-12 18:03:25,185 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-12 18:03:25,185 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-12 18:03:25,186 INFO L82 PathProgramCache]: Analyzing trace with hash -1542821756, now seen corresponding path program 1 times [2021-06-12 18:03:25,186 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-12 18:03:25,186 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1081320045] [2021-06-12 18:03:25,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-12 18:03:25,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-06-12 18:03:25,205 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-06-12 18:03:25,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-06-12 18:03:25,230 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-06-12 18:03:25,331 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-06-12 18:03:25,331 INFO L573 BasicCegarLoop]: Counterexample might be feasible [2021-06-12 18:03:25,332 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-06-12 18:03:25,332 WARN L243 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2021-06-12 18:03:25,332 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2021-06-12 18:03:25,348 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,348 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,348 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,348 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,348 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,348 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,348 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,348 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,349 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,349 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,349 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,349 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,349 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,349 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,349 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,349 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,350 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,350 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,350 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,350 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,350 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,350 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,350 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,350 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,350 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,351 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,351 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,351 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,351 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,351 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,351 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,351 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,351 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,351 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,352 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,352 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,352 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,352 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,352 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,352 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,352 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,352 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,353 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,353 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,353 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,353 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,353 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,353 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,353 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,353 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,353 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,354 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,354 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,354 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,354 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,354 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,354 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,354 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,354 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,354 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,354 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,355 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,358 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,359 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,359 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,359 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,359 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,359 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,359 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,360 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,360 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,360 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,360 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,361 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,361 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,361 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,361 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,361 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,361 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,361 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,361 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,361 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,361 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,361 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,362 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,362 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,362 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,363 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,363 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,363 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,363 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,363 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,363 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,363 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,363 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,363 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,363 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,364 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,364 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,364 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,364 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,364 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,364 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,364 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,364 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,365 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,365 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,365 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,365 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,366 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,366 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,366 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,366 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,366 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,366 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,367 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,367 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,368 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,368 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,368 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,368 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,368 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,369 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,369 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,369 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,369 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,370 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,371 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,371 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,371 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,371 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,371 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,371 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,371 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,371 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 18:03:25,376 INFO L149 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-06-12 18:03:25,376 INFO L255 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-06-12 18:03:25,377 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-12 18:03:25,377 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-12 18:03:25,377 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-12 18:03:25,377 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-12 18:03:25,377 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-12 18:03:25,378 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-12 18:03:25,378 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-12 18:03:25,378 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-12 18:03:25,387 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 159 places, 181 transitions, 392 flow [2021-06-12 18:11:27,071 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 537565 states, 537551 states have (on average 4.730494408902597) internal successors, (2542882), 537564 states have internal predecessors, (2542882), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-12 18:11:28,209 INFO L276 IsEmpty]: Start isEmpty. Operand has 537565 states, 537551 states have (on average 4.730494408902597) internal successors, (2542882), 537564 states have internal predecessors, (2542882), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-12 18:11:28,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-06-12 18:11:28,210 INFO L464 BasicCegarLoop]: Found error trace [2021-06-12 18:11:28,210 INFO L472 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] [2021-06-12 18:11:28,210 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-12 18:11:28,211 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-12 18:11:28,211 INFO L82 PathProgramCache]: Analyzing trace with hash 284029158, now seen corresponding path program 1 times [2021-06-12 18:11:28,211 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-12 18:11:28,211 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [685434127] [2021-06-12 18:11:28,211 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-12 18:11:28,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-12 18:11:28,246 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-12 18:11:28,246 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-12 18:11:28,246 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [685434127] [2021-06-12 18:11:28,247 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [685434127] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-12 18:11:28,247 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-12 18:11:28,247 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-12 18:11:28,247 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [34500924] [2021-06-12 18:11:28,247 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-12 18:11:28,247 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-12 18:11:28,248 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-12 18:11:28,248 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-12 18:11:29,032 INFO L87 Difference]: Start difference. First operand has 537565 states, 537551 states have (on average 4.730494408902597) internal successors, (2542882), 537564 states have internal predecessors, (2542882), 0 states have call successors, (0), 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 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-12 18:11:38,457 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-12 18:11:38,458 INFO L93 Difference]: Finished difference Result 524825 states and 2019344 transitions. [2021-06-12 18:11:38,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-12 18:11:38,458 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 0 states have call successors, (0), 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 51 [2021-06-12 18:11:38,459 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-12 18:11:42,195 INFO L225 Difference]: With dead ends: 524825 [2021-06-12 18:11:42,195 INFO L226 Difference]: Without dead ends: 317467 [2021-06-12 18:11:42,196 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 3.0ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-12 18:12:27,030 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 317467 states. [2021-06-12 18:12:39,324 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 317467 to 317467. [2021-06-12 18:12:39,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 317467 states, 317463 states have (on average 3.8293753917779396) internal successors, (1215685), 317466 states have internal predecessors, (1215685), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-12 18:12:43,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317467 states to 317467 states and 1215685 transitions. [2021-06-12 18:12:43,528 INFO L78 Accepts]: Start accepts. Automaton has 317467 states and 1215685 transitions. Word has length 51 [2021-06-12 18:12:43,529 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-12 18:12:43,529 INFO L482 AbstractCegarLoop]: Abstraction has 317467 states and 1215685 transitions. [2021-06-12 18:12:43,529 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-12 18:12:43,529 INFO L276 IsEmpty]: Start isEmpty. Operand 317467 states and 1215685 transitions. [2021-06-12 18:12:43,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-06-12 18:12:43,530 INFO L464 BasicCegarLoop]: Found error trace [2021-06-12 18:12:43,531 INFO L472 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, 1, 1, 1, 1, 1, 1] [2021-06-12 18:12:43,531 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-06-12 18:12:43,531 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-12 18:12:43,531 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-12 18:12:43,531 INFO L82 PathProgramCache]: Analyzing trace with hash -1053960626, now seen corresponding path program 1 times [2021-06-12 18:12:43,531 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-12 18:12:43,532 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1480424220] [2021-06-12 18:12:43,532 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-12 18:12:43,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-12 18:12:43,583 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-12 18:12:43,583 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-12 18:12:43,583 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1480424220] [2021-06-12 18:12:43,583 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1480424220] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-12 18:12:43,583 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1027592560] [2021-06-12 18:12:43,584 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 [2021-06-12 18:12:43,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-12 18:12:43,778 INFO L263 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 4 conjunts are in the unsatisfiable core [2021-06-12 18:12:43,781 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-12 18:12:43,924 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-12 18:12:43,925 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1027592560] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-12 18:12:43,925 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-12 18:12:43,925 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-06-12 18:12:43,925 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [423266914] [2021-06-12 18:12:43,926 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-12 18:12:43,926 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-12 18:12:43,926 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-12 18:12:43,927 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-06-12 18:12:43,927 INFO L87 Difference]: Start difference. First operand 317467 states and 1215685 transitions. Second operand has 7 states, 7 states have (on average 10.142857142857142) internal successors, (71), 7 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)