/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf -i ../../../trunk/examples/svcomp/goblint-regression/28-race_reach_07-cond_racing2.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-60729f1 [2020-11-11 19:33:10,048 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-11 19:33:10,053 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-11 19:33:10,112 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-11 19:33:10,113 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-11 19:33:10,117 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-11 19:33:10,121 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-11 19:33:10,130 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-11 19:33:10,134 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-11 19:33:10,140 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-11 19:33:10,142 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-11 19:33:10,144 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-11 19:33:10,144 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-11 19:33:10,148 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-11 19:33:10,151 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-11 19:33:10,153 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-11 19:33:10,154 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-11 19:33:10,158 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-11 19:33:10,166 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-11 19:33:10,174 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-11 19:33:10,176 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-11 19:33:10,178 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-11 19:33:10,180 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-11 19:33:10,183 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-11 19:33:10,193 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-11-11 19:33:10,199 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-11 19:33:10,200 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-11 19:33:10,202 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-11 19:33:10,203 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-11 19:33:10,205 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-11 19:33:10,205 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-11 19:33:10,206 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-11 19:33:10,206 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-11 19:33:10,207 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-11 19:33:10,208 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-11 19:33:10,209 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-11 19:33:10,210 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 [2020-11-11 19:33:10,268 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-11 19:33:10,268 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-11 19:33:10,272 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-11 19:33:10,273 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-11 19:33:10,273 INFO L138 SettingsManager]: * Use SBE=true [2020-11-11 19:33:10,273 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-11 19:33:10,274 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-11 19:33:10,274 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-11 19:33:10,274 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-11 19:33:10,275 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-11 19:33:10,277 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-11 19:33:10,277 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-11 19:33:10,277 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-11 19:33:10,278 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-11 19:33:10,278 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-11 19:33:10,278 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-11 19:33:10,279 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-11 19:33:10,279 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-11 19:33:10,279 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-11 19:33:10,279 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-11 19:33:10,280 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-11 19:33:10,280 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-11 19:33:10,281 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-11 19:33:10,281 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-11 19:33:10,281 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-11 19:33:10,282 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-11 19:33:10,282 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-11 19:33:10,282 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2020-11-11 19:33:10,283 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-11 19:33:10,283 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-11-11 19:33:10,730 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-11 19:33:10,778 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-11 19:33:10,783 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-11 19:33:10,784 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-11 19:33:10,785 INFO L275 PluginConnector]: CDTParser initialized [2020-11-11 19:33:10,786 INFO L432 ainManager$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 [2020-11-11 19:33:10,878 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b871c63e2/d57e0a3ec86f4918921790e57f3dac35/FLAG6006e89ba [2020-11-11 19:33:11,601 INFO L306 CDTParser]: Found 1 translation units. [2020-11-11 19:33:11,601 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_07-cond_racing2.i [2020-11-11 19:33:11,622 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b871c63e2/d57e0a3ec86f4918921790e57f3dac35/FLAG6006e89ba [2020-11-11 19:33:11,852 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b871c63e2/d57e0a3ec86f4918921790e57f3dac35 [2020-11-11 19:33:11,856 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-11 19:33:11,864 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-11-11 19:33:11,869 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-11 19:33:11,869 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-11 19:33:11,874 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-11 19:33:11,875 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 07:33:11" (1/1) ... [2020-11-11 19:33:11,882 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@437e7e58 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 07:33:11, skipping insertion in model container [2020-11-11 19:33:11,882 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 07:33:11" (1/1) ... [2020-11-11 19:33:11,892 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-11 19:33:11,965 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-11 19:33:12,559 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-11 19:33:12,575 INFO L203 MainTranslator]: Completed pre-run [2020-11-11 19:33:12,633 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-11 19:33:12,900 INFO L208 MainTranslator]: Completed translation [2020-11-11 19:33:12,901 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 07:33:12 WrapperNode [2020-11-11 19:33:12,901 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-11 19:33:12,902 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-11 19:33:12,902 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-11 19:33:12,902 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-11 19:33:12,911 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 07:33:12" (1/1) ... [2020-11-11 19:33:12,932 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 07:33:12" (1/1) ... [2020-11-11 19:33:12,965 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-11 19:33:12,966 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-11 19:33:12,966 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-11 19:33:12,966 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-11 19:33:12,976 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 07:33:12" (1/1) ... [2020-11-11 19:33:12,977 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 07:33:12" (1/1) ... [2020-11-11 19:33:12,986 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 07:33:12" (1/1) ... [2020-11-11 19:33:12,986 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 07:33:12" (1/1) ... [2020-11-11 19:33:13,004 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 07:33:12" (1/1) ... [2020-11-11 19:33:13,011 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 07:33:12" (1/1) ... [2020-11-11 19:33:13,014 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 07:33:12" (1/1) ... [2020-11-11 19:33:13,018 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-11 19:33:13,019 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-11 19:33:13,019 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-11 19:33:13,019 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-11 19:33:13,020 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 07:33:12" (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 [2020-11-11 19:33:13,103 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-11 19:33:13,103 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-11 19:33:13,103 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-11-11 19:33:13,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-11 19:33:13,103 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2020-11-11 19:33:13,104 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2020-11-11 19:33:13,104 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2020-11-11 19:33:13,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-11 19:33:13,104 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-11 19:33:13,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-11 19:33:13,106 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-11-11 19:33:13,594 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-11 19:33:13,594 INFO L298 CfgBuilder]: Removed 18 assume(true) statements. [2020-11-11 19:33:13,596 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 07:33:13 BoogieIcfgContainer [2020-11-11 19:33:13,596 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-11 19:33:13,598 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-11 19:33:13,598 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-11 19:33:13,602 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-11 19:33:13,602 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.11 07:33:11" (1/3) ... [2020-11-11 19:33:13,603 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e0d6bb8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.11 07:33:13, skipping insertion in model container [2020-11-11 19:33:13,603 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 07:33:12" (2/3) ... [2020-11-11 19:33:13,604 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e0d6bb8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.11 07:33:13, skipping insertion in model container [2020-11-11 19:33:13,604 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 07:33:13" (3/3) ... [2020-11-11 19:33:13,605 INFO L111 eAbstractionObserver]: Analyzing ICFG 28-race_reach_07-cond_racing2.i [2020-11-11 19:33:13,624 WARN L168 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-11-11 19:33:13,625 INFO L179 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-11 19:33:13,629 INFO L191 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-11-11 19:33:13,630 INFO L351 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-11-11 19:33:13,661 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:13,661 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:13,662 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:13,662 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:13,662 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:13,663 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:13,663 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:13,663 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:13,663 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:13,664 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:13,664 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:13,664 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:13,665 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:13,665 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:13,665 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:13,666 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:13,666 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:13,666 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:13,666 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:13,667 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:13,667 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:13,667 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:13,667 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:13,667 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:13,668 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:13,668 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:13,668 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:13,669 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:13,669 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:13,669 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:13,669 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:13,670 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:13,670 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:13,670 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:13,670 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:13,671 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:13,673 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:13,674 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:13,674 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:13,674 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:13,674 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:13,675 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:13,675 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:13,675 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:13,675 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:13,689 INFO L149 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2020-11-11 19:33:13,702 INFO L253 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2020-11-11 19:33:13,740 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-11 19:33:13,741 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-11 19:33:13,741 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-11 19:33:13,741 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-11 19:33:13,741 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-11 19:33:13,741 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-11 19:33:13,742 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-11 19:33:13,742 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-11 19:33:13,756 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 109 places, 122 transitions, 252 flow [2020-11-11 19:33:13,832 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 1022 states, 1016 states have (on average 2.326771653543307) internal successors, (2364), 1021 states have internal predecessors, (2364), 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) [2020-11-11 19:33:13,838 INFO L276 IsEmpty]: Start isEmpty. Operand has 1022 states, 1016 states have (on average 2.326771653543307) internal successors, (2364), 1021 states have internal predecessors, (2364), 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) [2020-11-11 19:33:13,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2020-11-11 19:33:13,854 INFO L486 BasicCegarLoop]: Found error trace [2020-11-11 19:33:13,855 INFO L494 BasicCegarLoop]: trace histogram [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] [2020-11-11 19:33:13,856 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-11 19:33:13,863 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-11 19:33:13,864 INFO L82 PathProgramCache]: Analyzing trace with hash 2078529113, now seen corresponding path program 1 times [2020-11-11 19:33:13,877 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-11 19:33:13,877 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1735308312] [2020-11-11 19:33:13,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-11 19:33:14,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-11 19:33:14,154 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-11 19:33:14,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-11 19:33:14,201 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-11 19:33:14,244 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-11 19:33:14,245 INFO L595 BasicCegarLoop]: Counterexample might be feasible [2020-11-11 19:33:14,245 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-11 19:33:14,246 WARN L386 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2020-11-11 19:33:14,246 INFO L351 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2020-11-11 19:33:14,264 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:14,264 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:14,265 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:14,265 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:14,266 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:14,266 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:14,267 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:14,267 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:14,267 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:14,267 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:14,268 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:14,268 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:14,268 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:14,268 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:14,269 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:14,270 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:14,270 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:14,270 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:14,271 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:14,271 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:14,271 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:14,271 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:14,272 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:14,272 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:14,272 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:14,272 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:14,273 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:14,275 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:14,276 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:14,279 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:14,280 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:14,281 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:14,282 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:14,282 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:14,283 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:14,283 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:14,283 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:14,284 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:14,285 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:14,285 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:14,286 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:14,286 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:14,286 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:14,286 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:14,287 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:14,287 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:14,287 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:14,287 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:14,288 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:14,288 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:14,288 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:14,289 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:14,289 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:14,289 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:14,289 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:14,290 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:14,290 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:14,290 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:14,290 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:14,290 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:14,291 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:14,292 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:14,292 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:14,292 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:14,293 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:14,293 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:14,293 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:14,294 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:14,294 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:14,294 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:14,294 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:14,295 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:14,295 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:14,296 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:14,296 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:14,296 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:14,296 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:14,297 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:14,297 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:14,297 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:14,297 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:14,306 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:14,307 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:14,308 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:14,308 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:14,308 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:14,308 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:14,308 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:14,309 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:14,309 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:14,329 INFO L149 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2020-11-11 19:33:14,329 INFO L253 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2020-11-11 19:33:14,334 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-11 19:33:14,334 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-11 19:33:14,334 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-11 19:33:14,334 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-11 19:33:14,334 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-11 19:33:14,335 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-11 19:33:14,335 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-11 19:33:14,337 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-11 19:33:14,343 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 134 places, 152 transitions, 322 flow [2020-11-11 19:33:16,752 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 23079 states, 23070 states have (on average 3.5534893801473775) internal successors, (81979), 23078 states have internal predecessors, (81979), 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) [2020-11-11 19:33:16,814 INFO L276 IsEmpty]: Start isEmpty. Operand has 23079 states, 23070 states have (on average 3.5534893801473775) internal successors, (81979), 23078 states have internal predecessors, (81979), 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) [2020-11-11 19:33:16,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-11-11 19:33:16,821 INFO L486 BasicCegarLoop]: Found error trace [2020-11-11 19:33:16,821 INFO L494 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] [2020-11-11 19:33:16,822 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-11 19:33:16,822 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-11 19:33:16,823 INFO L82 PathProgramCache]: Analyzing trace with hash 1874201903, now seen corresponding path program 1 times [2020-11-11 19:33:16,823 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-11 19:33:16,823 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1291121022] [2020-11-11 19:33:16,823 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-11 19:33:16,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-11 19:33:17,119 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-11 19:33:17,119 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1291121022] [2020-11-11 19:33:17,122 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-11 19:33:17,123 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-11 19:33:17,123 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1266999417] [2020-11-11 19:33:17,132 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-11-11 19:33:17,132 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-11 19:33:17,160 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-11-11 19:33:17,162 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-11 19:33:17,222 INFO L87 Difference]: Start difference. First operand has 23079 states, 23070 states have (on average 3.5534893801473775) internal successors, (81979), 23078 states have internal predecessors, (81979), 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 26.5) internal successors, (53), 2 states have internal predecessors, (53), 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) [2020-11-11 19:33:17,675 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-11 19:33:17,675 INFO L93 Difference]: Finished difference Result 21973 states and 63806 transitions. [2020-11-11 19:33:17,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-11-11 19:33:17,677 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 26.5) internal successors, (53), 2 states have internal predecessors, (53), 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 53 [2020-11-11 19:33:17,678 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-11 19:33:17,820 INFO L225 Difference]: With dead ends: 21973 [2020-11-11 19:33:17,821 INFO L226 Difference]: Without dead ends: 13283 [2020-11-11 19:33:17,822 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-11 19:33:18,286 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13283 states. [2020-11-11 19:33:18,748 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13283 to 13283. [2020-11-11 19:33:18,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13283 states, 13279 states have (on average 2.8692672641012122) internal successors, (38101), 13282 states have internal predecessors, (38101), 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) [2020-11-11 19:33:18,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13283 states to 13283 states and 38101 transitions. [2020-11-11 19:33:18,885 INFO L78 Accepts]: Start accepts. Automaton has 13283 states and 38101 transitions. Word has length 53 [2020-11-11 19:33:18,886 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-11 19:33:18,886 INFO L481 AbstractCegarLoop]: Abstraction has 13283 states and 38101 transitions. [2020-11-11 19:33:18,887 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 26.5) internal successors, (53), 2 states have internal predecessors, (53), 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) [2020-11-11 19:33:18,887 INFO L276 IsEmpty]: Start isEmpty. Operand 13283 states and 38101 transitions. [2020-11-11 19:33:18,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-11-11 19:33:18,900 INFO L486 BasicCegarLoop]: Found error trace [2020-11-11 19:33:18,900 INFO L494 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] [2020-11-11 19:33:18,900 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-11 19:33:18,901 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-11 19:33:18,901 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-11 19:33:18,901 INFO L82 PathProgramCache]: Analyzing trace with hash 1368643278, now seen corresponding path program 1 times [2020-11-11 19:33:18,902 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-11 19:33:18,903 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [70536750] [2020-11-11 19:33:18,903 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-11 19:33:18,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-11 19:33:19,010 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-11 19:33:19,010 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [70536750] [2020-11-11 19:33:19,010 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-11 19:33:19,011 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-11 19:33:19,011 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1593716106] [2020-11-11 19:33:19,012 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-11 19:33:19,013 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-11 19:33:19,013 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-11 19:33:19,014 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-11 19:33:19,014 INFO L87 Difference]: Start difference. First operand 13283 states and 38101 transitions. Second operand has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 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) [2020-11-11 19:33:19,181 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-11 19:33:19,182 INFO L93 Difference]: Finished difference Result 13267 states and 38084 transitions. [2020-11-11 19:33:19,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-11 19:33:19,183 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 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 53 [2020-11-11 19:33:19,183 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-11 19:33:19,362 INFO L225 Difference]: With dead ends: 13267 [2020-11-11 19:33:19,363 INFO L226 Difference]: Without dead ends: 13267 [2020-11-11 19:33:19,371 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-11 19:33:19,613 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13267 states. [2020-11-11 19:33:19,940 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13267 to 13267. [2020-11-11 19:33:19,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13267 states, 13264 states have (on average 2.871230398069964) internal successors, (38084), 13266 states have internal predecessors, (38084), 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) [2020-11-11 19:33:20,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13267 states to 13267 states and 38084 transitions. [2020-11-11 19:33:20,147 INFO L78 Accepts]: Start accepts. Automaton has 13267 states and 38084 transitions. Word has length 53 [2020-11-11 19:33:20,149 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-11 19:33:20,149 INFO L481 AbstractCegarLoop]: Abstraction has 13267 states and 38084 transitions. [2020-11-11 19:33:20,149 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 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) [2020-11-11 19:33:20,149 INFO L276 IsEmpty]: Start isEmpty. Operand 13267 states and 38084 transitions. [2020-11-11 19:33:20,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-11-11 19:33:20,151 INFO L486 BasicCegarLoop]: Found error trace [2020-11-11 19:33:20,152 INFO L494 BasicCegarLoop]: trace histogram [3, 3, 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] [2020-11-11 19:33:20,152 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-11-11 19:33:20,152 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-11 19:33:20,152 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-11 19:33:20,153 INFO L82 PathProgramCache]: Analyzing trace with hash 1462519612, now seen corresponding path program 1 times [2020-11-11 19:33:20,153 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-11 19:33:20,154 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1538996623] [2020-11-11 19:33:20,154 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-11 19:33:20,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-11 19:33:20,223 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-11 19:33:20,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-11 19:33:20,247 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-11 19:33:20,265 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-11 19:33:20,265 INFO L595 BasicCegarLoop]: Counterexample might be feasible [2020-11-11 19:33:20,265 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-11-11 19:33:20,266 WARN L386 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2020-11-11 19:33:20,267 INFO L351 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2020-11-11 19:33:20,280 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,280 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,280 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,280 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,280 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,281 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,281 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,281 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,281 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,281 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,282 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,282 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,282 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,282 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,282 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,283 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,283 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,283 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,283 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,283 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,284 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,284 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,284 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,284 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,284 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,284 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,285 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,285 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,285 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,285 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,285 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,285 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,286 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,286 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,286 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,286 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,287 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,287 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,287 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,287 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,287 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,287 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,288 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,288 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,288 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,288 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,288 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,288 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,289 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,289 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,289 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,289 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,290 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,290 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,290 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,290 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,290 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,291 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,291 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,291 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,291 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,291 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,291 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,292 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,292 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,292 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,292 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,292 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,292 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,293 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,293 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,293 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,293 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,294 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,294 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,294 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,294 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,294 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,294 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,294 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,295 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,295 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,295 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,295 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,295 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,296 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,296 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,296 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,296 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,296 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,297 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,297 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,297 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,297 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,297 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,297 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,298 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,298 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,298 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,298 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,298 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,299 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,299 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,299 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,299 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,299 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,299 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,300 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,300 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,301 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,301 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,301 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,301 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,301 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,301 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,302 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,302 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,304 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,305 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,305 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,305 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,305 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,305 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,306 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,306 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,306 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,308 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,308 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,308 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,309 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,309 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,309 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,309 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,309 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,309 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 19:33:20,315 INFO L149 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2020-11-11 19:33:20,316 INFO L253 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2020-11-11 19:33:20,317 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-11 19:33:20,317 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-11 19:33:20,317 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-11 19:33:20,317 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-11 19:33:20,317 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-11 19:33:20,317 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-11 19:33:20,317 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-11 19:33:20,318 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-11 19:33:20,321 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 159 places, 182 transitions, 394 flow [2020-11-11 19:44:20,017 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 537566 states, 537552 states have (on average 4.754150296157395) internal successors, (2555603), 537565 states have internal predecessors, (2555603), 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) [2020-11-11 19:44:20,809 INFO L276 IsEmpty]: Start isEmpty. Operand has 537566 states, 537552 states have (on average 4.754150296157395) internal successors, (2555603), 537565 states have internal predecessors, (2555603), 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) [2020-11-11 19:44:20,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-11-11 19:44:20,815 INFO L486 BasicCegarLoop]: Found error trace [2020-11-11 19:44:20,815 INFO L494 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] [2020-11-11 19:44:20,815 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-11 19:44:20,816 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-11 19:44:20,816 INFO L82 PathProgramCache]: Analyzing trace with hash -1767825819, now seen corresponding path program 1 times [2020-11-11 19:44:20,816 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-11 19:44:20,817 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1337451922] [2020-11-11 19:44:20,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-11 19:44:20,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-11 19:44:20,893 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-11 19:44:20,894 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1337451922] [2020-11-11 19:44:20,894 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-11 19:44:20,894 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-11 19:44:20,895 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [626659397] [2020-11-11 19:44:20,896 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-11-11 19:44:20,896 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-11 19:44:20,897 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-11-11 19:44:20,897 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-11 19:44:21,413 INFO L87 Difference]: Start difference. First operand has 537566 states, 537552 states have (on average 4.754150296157395) internal successors, (2555603), 537565 states have internal predecessors, (2555603), 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 26.5) internal successors, (53), 2 states have internal predecessors, (53), 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) [2020-11-11 19:44:30,408 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-11 19:44:30,409 INFO L93 Difference]: Finished difference Result 512126 states and 1970701 transitions. [2020-11-11 19:44:30,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-11-11 19:44:30,409 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 26.5) internal successors, (53), 2 states have internal predecessors, (53), 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 53 [2020-11-11 19:44:30,409 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-11 19:44:33,257 INFO L225 Difference]: With dead ends: 512126 [2020-11-11 19:44:33,257 INFO L226 Difference]: Without dead ends: 304762 [2020-11-11 19:44:33,258 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-11 19:45:12,458 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 304762 states. [2020-11-11 19:45:21,862 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 304762 to 304762. [2020-11-11 19:45:22,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 304762 states, 304757 states have (on average 3.8293886604737546) internal successors, (1167033), 304761 states have internal predecessors, (1167033), 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) [2020-11-11 19:45:26,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304762 states to 304762 states and 1167033 transitions. [2020-11-11 19:45:26,102 INFO L78 Accepts]: Start accepts. Automaton has 304762 states and 1167033 transitions. Word has length 53 [2020-11-11 19:45:26,105 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-11 19:45:26,105 INFO L481 AbstractCegarLoop]: Abstraction has 304762 states and 1167033 transitions. [2020-11-11 19:45:26,105 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 26.5) internal successors, (53), 2 states have internal predecessors, (53), 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) [2020-11-11 19:45:26,106 INFO L276 IsEmpty]: Start isEmpty. Operand 304762 states and 1167033 transitions. [2020-11-11 19:45:26,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-11-11 19:45:26,107 INFO L486 BasicCegarLoop]: Found error trace [2020-11-11 19:45:26,107 INFO L494 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] [2020-11-11 19:45:26,107 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-11-11 19:45:26,107 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-11 19:45:26,108 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-11 19:45:26,109 INFO L82 PathProgramCache]: Analyzing trace with hash 2021582852, now seen corresponding path program 1 times [2020-11-11 19:45:26,109 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-11 19:45:26,110 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1847803734] [2020-11-11 19:45:26,115 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-11 19:45:26,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-11 19:45:26,201 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-11 19:45:26,201 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1847803734] [2020-11-11 19:45:26,201 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-11 19:45:26,202 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-11 19:45:26,202 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1135728535] [2020-11-11 19:45:26,202 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-11 19:45:26,202 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-11 19:45:26,203 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-11 19:45:26,203 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-11 19:45:26,203 INFO L87 Difference]: Start difference. First operand 304762 states and 1167033 transitions. Second operand has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 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) [2020-11-11 19:45:30,023 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-11 19:45:30,023 INFO L93 Difference]: Finished difference Result 304746 states and 1167016 transitions. [2020-11-11 19:45:30,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-11 19:45:30,024 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 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 53 [2020-11-11 19:45:30,024 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-11 19:45:32,777 INFO L225 Difference]: With dead ends: 304746 [2020-11-11 19:45:32,778 INFO L226 Difference]: Without dead ends: 304746 [2020-11-11 19:45:32,778 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-11 19:46:10,802 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 304746 states. [2020-11-11 19:46:18,107 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 304746 to 304746. [2020-11-11 19:46:18,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 304746 states, 304742 states have (on average 3.8295213656141915) internal successors, (1167016), 304745 states have internal predecessors, (1167016), 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) [2020-11-11 19:46:22,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304746 states to 304746 states and 1167016 transitions. [2020-11-11 19:46:22,520 INFO L78 Accepts]: Start accepts. Automaton has 304746 states and 1167016 transitions. Word has length 53 [2020-11-11 19:46:22,521 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-11 19:46:22,522 INFO L481 AbstractCegarLoop]: Abstraction has 304746 states and 1167016 transitions. [2020-11-11 19:46:22,522 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 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) [2020-11-11 19:46:22,523 INFO L276 IsEmpty]: Start isEmpty. Operand 304746 states and 1167016 transitions. [2020-11-11 19:46:22,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-11-11 19:46:22,540 INFO L486 BasicCegarLoop]: Found error trace [2020-11-11 19:46:22,541 INFO L494 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] [2020-11-11 19:46:22,541 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-11-11 19:46:22,541 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-11 19:46:22,541 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-11 19:46:22,541 INFO L82 PathProgramCache]: Analyzing trace with hash 366800726, now seen corresponding path program 1 times [2020-11-11 19:46:22,542 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-11 19:46:22,542 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1694909621] [2020-11-11 19:46:22,542 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-11 19:46:22,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-11 19:46:22,677 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-11 19:46:22,677 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1694909621] [2020-11-11 19:46:22,677 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [310511463] [2020-11-11 19:46:22,678 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 [2020-11-11 19:46:22,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-11 19:46:22,800 INFO L263 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 4 conjunts are in the unsatisfiable core [2020-11-11 19:46:22,804 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-11 19:46:22,904 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-11 19:46:22,906 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-11-11 19:46:22,906 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2020-11-11 19:46:22,906 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [501881389] [2020-11-11 19:46:22,907 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-11-11 19:46:22,909 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-11 19:46:22,910 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-11-11 19:46:22,910 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-11-11 19:46:22,910 INFO L87 Difference]: Start difference. First operand 304746 states and 1167016 transitions. Second operand has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 7 states have internal predecessors, (67), 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) [2020-11-11 19:46:28,082 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-11 19:46:28,082 INFO L93 Difference]: Finished difference Result 304378 states and 1166273 transitions. [2020-11-11 19:46:28,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-11-11 19:46:28,083 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 7 states have internal predecessors, (67), 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 60 [2020-11-11 19:46:28,087 INFO L84 Accepts]: Finished accepts. some prefix is accepted. Received shutdown request... [2020-11-11 19:46:30,629 INFO L225 Difference]: With dead ends: 304378 [2020-11-11 19:46:30,630 INFO L226 Difference]: Without dead ends: 304378 [2020-11-11 19:46:30,630 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 Cannot interrupt operation gracefully because timeout expired. Forcing shutdown