/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe-Separate.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-ext/29_conditionals_vs.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-770125f [2021-05-21 22:22:22,420 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-05-21 22:22:22,422 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-05-21 22:22:22,445 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-05-21 22:22:22,446 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-05-21 22:22:22,447 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-05-21 22:22:22,448 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-05-21 22:22:22,450 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-05-21 22:22:22,451 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-05-21 22:22:22,452 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-05-21 22:22:22,452 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-05-21 22:22:22,453 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-05-21 22:22:22,454 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-05-21 22:22:22,455 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-05-21 22:22:22,455 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-05-21 22:22:22,456 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-05-21 22:22:22,457 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-05-21 22:22:22,458 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-05-21 22:22:22,459 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-05-21 22:22:22,460 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-05-21 22:22:22,462 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-05-21 22:22:22,463 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-05-21 22:22:22,463 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-05-21 22:22:22,464 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-05-21 22:22:22,466 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-05-21 22:22:22,467 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-05-21 22:22:22,467 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-05-21 22:22:22,467 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-05-21 22:22:22,468 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-05-21 22:22:22,469 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-05-21 22:22:22,469 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-05-21 22:22:22,469 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-05-21 22:22:22,470 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-05-21 22:22:22,471 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-05-21 22:22:22,472 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-05-21 22:22:22,472 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-05-21 22:22:22,472 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-05-21 22:22:22,473 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-05-21 22:22:22,473 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-05-21 22:22:22,474 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-05-21 22:22:22,474 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-05-21 22:22:22,478 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe-Separate.epf [2021-05-21 22:22:22,505 INFO L113 SettingsManager]: Loading preferences was successful [2021-05-21 22:22:22,506 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-05-21 22:22:22,506 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-05-21 22:22:22,506 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-05-21 22:22:22,508 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-05-21 22:22:22,509 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-05-21 22:22:22,509 INFO L138 SettingsManager]: * Use SBE=true [2021-05-21 22:22:22,509 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-05-21 22:22:22,509 INFO L138 SettingsManager]: * sizeof long=4 [2021-05-21 22:22:22,509 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-05-21 22:22:22,510 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-05-21 22:22:22,510 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-05-21 22:22:22,510 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-05-21 22:22:22,510 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-05-21 22:22:22,510 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-05-21 22:22:22,511 INFO L138 SettingsManager]: * sizeof long double=12 [2021-05-21 22:22:22,511 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-05-21 22:22:22,511 INFO L138 SettingsManager]: * Use constant arrays=true [2021-05-21 22:22:22,511 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-05-21 22:22:22,511 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-05-21 22:22:22,511 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-05-21 22:22:22,511 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-05-21 22:22:22,511 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-05-21 22:22:22,512 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-05-21 22:22:22,512 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-05-21 22:22:22,512 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-05-21 22:22:22,512 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-05-21 22:22:22,512 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-05-21 22:22:22,512 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-05-21 22:22:22,512 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-05-21 22:22:22,512 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-05-21 22:22:22,513 INFO L138 SettingsManager]: * Check the insufficient thread errors last=true [2021-05-21 22:22:22,513 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-05-21 22:22:22,796 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-05-21 22:22:22,814 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-05-21 22:22:22,816 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-05-21 22:22:22,817 INFO L271 PluginConnector]: Initializing CDTParser... [2021-05-21 22:22:22,818 INFO L275 PluginConnector]: CDTParser initialized [2021-05-21 22:22:22,819 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-ext/29_conditionals_vs.i [2021-05-21 22:22:22,871 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7906860b2/bd7bfe5fbfd44d74bef0fdd8e1e58725/FLAGa02368a04 [2021-05-21 22:22:23,404 INFO L306 CDTParser]: Found 1 translation units. [2021-05-21 22:22:23,405 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/29_conditionals_vs.i [2021-05-21 22:22:23,421 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7906860b2/bd7bfe5fbfd44d74bef0fdd8e1e58725/FLAGa02368a04 [2021-05-21 22:22:23,860 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7906860b2/bd7bfe5fbfd44d74bef0fdd8e1e58725 [2021-05-21 22:22:23,863 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-05-21 22:22:23,865 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-05-21 22:22:23,870 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-05-21 22:22:23,870 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-05-21 22:22:23,873 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-05-21 22:22:23,874 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.05 10:22:23" (1/1) ... [2021-05-21 22:22:23,875 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@638a3f52 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.05 10:22:23, skipping insertion in model container [2021-05-21 22:22:23,875 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.05 10:22:23" (1/1) ... [2021-05-21 22:22:23,880 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-05-21 22:22:23,908 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-05-21 22:22:24,274 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/29_conditionals_vs.i[30422,30435] [2021-05-21 22:22:24,285 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-05-21 22:22:24,292 INFO L203 MainTranslator]: Completed pre-run [2021-05-21 22:22:24,327 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/29_conditionals_vs.i[30422,30435] [2021-05-21 22:22:24,331 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-05-21 22:22:24,394 INFO L208 MainTranslator]: Completed translation [2021-05-21 22:22:24,394 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.05 10:22:24 WrapperNode [2021-05-21 22:22:24,395 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-05-21 22:22:24,395 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-05-21 22:22:24,396 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-05-21 22:22:24,396 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-05-21 22:22:24,401 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.05 10:22:24" (1/1) ... [2021-05-21 22:22:24,429 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.05 10:22:24" (1/1) ... [2021-05-21 22:22:24,449 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-05-21 22:22:24,450 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-05-21 22:22:24,450 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-05-21 22:22:24,450 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-05-21 22:22:24,456 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.05 10:22:24" (1/1) ... [2021-05-21 22:22:24,456 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.05 10:22:24" (1/1) ... [2021-05-21 22:22:24,460 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.05 10:22:24" (1/1) ... [2021-05-21 22:22:24,460 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.05 10:22:24" (1/1) ... [2021-05-21 22:22:24,475 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.05 10:22:24" (1/1) ... [2021-05-21 22:22:24,478 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.05 10:22:24" (1/1) ... [2021-05-21 22:22:24,479 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.05 10:22:24" (1/1) ... [2021-05-21 22:22:24,481 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-05-21 22:22:24,481 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-05-21 22:22:24,481 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-05-21 22:22:24,482 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-05-21 22:22:24,482 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.05 10:22:24" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-05-21 22:22:24,550 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2021-05-21 22:22:24,551 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2021-05-21 22:22:24,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-05-21 22:22:24,551 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-05-21 22:22:24,551 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-05-21 22:22:24,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-05-21 22:22:24,551 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-05-21 22:22:24,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-05-21 22:22:24,557 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-05-21 22:22:24,920 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-05-21 22:22:24,920 INFO L299 CfgBuilder]: Removed 5 assume(true) statements. [2021-05-21 22:22:24,922 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.05 10:22:24 BoogieIcfgContainer [2021-05-21 22:22:24,922 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-05-21 22:22:24,923 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-05-21 22:22:24,923 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-05-21 22:22:24,926 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-05-21 22:22:24,926 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.05 10:22:23" (1/3) ... [2021-05-21 22:22:24,927 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4adeb5e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.05 10:22:24, skipping insertion in model container [2021-05-21 22:22:24,927 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.05 10:22:24" (2/3) ... [2021-05-21 22:22:24,927 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4adeb5e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.05 10:22:24, skipping insertion in model container [2021-05-21 22:22:24,927 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.05 10:22:24" (3/3) ... [2021-05-21 22:22:24,928 INFO L111 eAbstractionObserver]: Analyzing ICFG 29_conditionals_vs.i [2021-05-21 22:22:24,935 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-05-21 22:22:24,935 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-05-21 22:22:24,935 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-05-21 22:22:24,936 INFO L478 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-05-21 22:22:24,959 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:24,959 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:24,960 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:24,960 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:24,960 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:24,960 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:24,960 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:24,961 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:24,961 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:24,961 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:24,961 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:24,961 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:24,961 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:24,962 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:24,962 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:24,962 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:24,962 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:24,962 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:24,962 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:24,963 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:24,963 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:24,963 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:24,963 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:24,963 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:24,964 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:24,964 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:24,964 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:24,964 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:24,964 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:24,964 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:24,965 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:24,965 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:24,965 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:24,965 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:24,965 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:24,965 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:24,966 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:24,966 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:24,966 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:24,966 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:24,966 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:24,966 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:24,967 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:24,967 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:24,967 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:24,967 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:24,967 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:24,968 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:24,968 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:24,968 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:24,968 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:24,968 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:24,968 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:24,968 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:24,969 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:24,969 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:24,969 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:24,969 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:24,969 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:24,969 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:24,969 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:24,970 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:24,970 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:24,970 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:24,970 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:24,970 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:24,971 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:24,971 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:24,971 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:24,971 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:24,971 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:24,971 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:24,972 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:24,972 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:24,974 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:24,974 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:24,974 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:24,974 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:24,974 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:24,975 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:24,975 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:24,975 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:24,975 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:24,975 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:24,975 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:24,978 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-05-21 22:22:24,994 INFO L255 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-05-21 22:22:25,011 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-05-21 22:22:25,011 INFO L379 AbstractCegarLoop]: Hoare is false [2021-05-21 22:22:25,011 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-05-21 22:22:25,011 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-05-21 22:22:25,011 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-05-21 22:22:25,011 INFO L383 AbstractCegarLoop]: Difference is false [2021-05-21 22:22:25,012 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-05-21 22:22:25,012 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-05-21 22:22:25,020 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 50 places, 52 transitions, 109 flow [2021-05-21 22:22:25,042 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 333 states, 328 states have (on average 2.0884146341463414) internal successors, (685), 332 states have internal predecessors, (685), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 22:22:25,045 INFO L276 IsEmpty]: Start isEmpty. Operand has 333 states, 328 states have (on average 2.0884146341463414) internal successors, (685), 332 states have internal predecessors, (685), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 22:22:25,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-05-21 22:22:25,061 INFO L513 BasicCegarLoop]: Found error trace [2021-05-21 22:22:25,062 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-21 22:22:25,062 INFO L430 AbstractCegarLoop]: === Iteration 1 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-21 22:22:25,067 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-21 22:22:25,067 INFO L82 PathProgramCache]: Analyzing trace with hash 107793806, now seen corresponding path program 1 times [2021-05-21 22:22:25,075 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-21 22:22:25,076 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1623255521] [2021-05-21 22:22:25,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-21 22:22:25,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-21 22:22:25,314 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-21 22:22:25,315 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-21 22:22:25,315 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1623255521] [2021-05-21 22:22:25,316 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1623255521] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-21 22:22:25,316 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-21 22:22:25,316 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-05-21 22:22:25,317 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1590247841] [2021-05-21 22:22:25,320 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-05-21 22:22:25,320 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-21 22:22:25,334 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-05-21 22:22:25,335 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-05-21 22:22:25,338 INFO L87 Difference]: Start difference. First operand has 333 states, 328 states have (on average 2.0884146341463414) internal successors, (685), 332 states have internal predecessors, (685), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 22:22:25,402 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-21 22:22:25,402 INFO L93 Difference]: Finished difference Result 272 states and 504 transitions. [2021-05-21 22:22:25,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-21 22:22:25,411 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 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 32 [2021-05-21 22:22:25,411 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-21 22:22:25,418 INFO L225 Difference]: With dead ends: 272 [2021-05-21 22:22:25,419 INFO L226 Difference]: Without dead ends: 200 [2021-05-21 22:22:25,420 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 6.6ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-05-21 22:22:25,436 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 200 states. [2021-05-21 22:22:25,473 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 200 to 176. [2021-05-21 22:22:25,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 176 states, 175 states have (on average 1.8514285714285714) internal successors, (324), 175 states have internal predecessors, (324), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 22:22:25,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 176 states and 324 transitions. [2021-05-21 22:22:25,481 INFO L78 Accepts]: Start accepts. Automaton has 176 states and 324 transitions. Word has length 32 [2021-05-21 22:22:25,481 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-21 22:22:25,482 INFO L482 AbstractCegarLoop]: Abstraction has 176 states and 324 transitions. [2021-05-21 22:22:25,482 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 22:22:25,482 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 324 transitions. [2021-05-21 22:22:25,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-05-21 22:22:25,487 INFO L513 BasicCegarLoop]: Found error trace [2021-05-21 22:22:25,487 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-21 22:22:25,488 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-05-21 22:22:25,488 INFO L430 AbstractCegarLoop]: === Iteration 2 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-21 22:22:25,491 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-21 22:22:25,491 INFO L82 PathProgramCache]: Analyzing trace with hash 107794829, now seen corresponding path program 1 times [2021-05-21 22:22:25,492 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-21 22:22:25,492 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1415254435] [2021-05-21 22:22:25,492 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-21 22:22:25,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-21 22:22:25,556 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-21 22:22:25,556 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-21 22:22:25,556 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1415254435] [2021-05-21 22:22:25,557 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1415254435] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-21 22:22:25,557 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-21 22:22:25,557 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-05-21 22:22:25,558 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [586464864] [2021-05-21 22:22:25,559 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-05-21 22:22:25,559 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-21 22:22:25,561 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-05-21 22:22:25,561 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-05-21 22:22:25,562 INFO L87 Difference]: Start difference. First operand 176 states and 324 transitions. Second operand has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 22:22:25,578 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-21 22:22:25,579 INFO L93 Difference]: Finished difference Result 192 states and 338 transitions. [2021-05-21 22:22:25,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-21 22:22:25,580 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 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 32 [2021-05-21 22:22:25,580 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-21 22:22:25,584 INFO L225 Difference]: With dead ends: 192 [2021-05-21 22:22:25,584 INFO L226 Difference]: Without dead ends: 176 [2021-05-21 22:22:25,585 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 4.5ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-05-21 22:22:25,589 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 176 states. [2021-05-21 22:22:25,606 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 176 to 160. [2021-05-21 22:22:25,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 160 states, 159 states have (on average 1.79874213836478) internal successors, (286), 159 states have internal predecessors, (286), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 22:22:25,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 286 transitions. [2021-05-21 22:22:25,608 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 286 transitions. Word has length 32 [2021-05-21 22:22:25,608 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-21 22:22:25,608 INFO L482 AbstractCegarLoop]: Abstraction has 160 states and 286 transitions. [2021-05-21 22:22:25,609 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 22:22:25,609 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 286 transitions. [2021-05-21 22:22:25,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-05-21 22:22:25,611 INFO L513 BasicCegarLoop]: Found error trace [2021-05-21 22:22:25,611 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-21 22:22:25,611 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-05-21 22:22:25,611 INFO L430 AbstractCegarLoop]: === Iteration 3 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-21 22:22:25,616 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-21 22:22:25,616 INFO L82 PathProgramCache]: Analyzing trace with hash 108747118, now seen corresponding path program 1 times [2021-05-21 22:22:25,616 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-21 22:22:25,616 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1276002683] [2021-05-21 22:22:25,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-21 22:22:25,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-21 22:22:25,658 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-21 22:22:25,658 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-21 22:22:25,658 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1276002683] [2021-05-21 22:22:25,659 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1276002683] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-21 22:22:25,659 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-21 22:22:25,659 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-05-21 22:22:25,659 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1590240813] [2021-05-21 22:22:25,659 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-05-21 22:22:25,659 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-21 22:22:25,660 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-05-21 22:22:25,660 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-05-21 22:22:25,660 INFO L87 Difference]: Start difference. First operand 160 states and 286 transitions. Second operand has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 22:22:25,666 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-21 22:22:25,666 INFO L93 Difference]: Finished difference Result 152 states and 263 transitions. [2021-05-21 22:22:25,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-21 22:22:25,667 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 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 32 [2021-05-21 22:22:25,667 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-21 22:22:25,667 INFO L225 Difference]: With dead ends: 152 [2021-05-21 22:22:25,667 INFO L226 Difference]: Without dead ends: 152 [2021-05-21 22:22:25,668 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.3ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-05-21 22:22:25,669 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 152 states. [2021-05-21 22:22:25,671 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 152 to 152. [2021-05-21 22:22:25,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 152 states, 151 states have (on average 1.7417218543046358) internal successors, (263), 151 states have internal predecessors, (263), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 22:22:25,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 263 transitions. [2021-05-21 22:22:25,672 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 263 transitions. Word has length 32 [2021-05-21 22:22:25,673 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-21 22:22:25,673 INFO L482 AbstractCegarLoop]: Abstraction has 152 states and 263 transitions. [2021-05-21 22:22:25,673 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 22:22:25,673 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 263 transitions. [2021-05-21 22:22:25,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-05-21 22:22:25,674 INFO L513 BasicCegarLoop]: Found error trace [2021-05-21 22:22:25,674 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-21 22:22:25,674 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-05-21 22:22:25,674 INFO L430 AbstractCegarLoop]: === Iteration 4 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-21 22:22:25,674 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-21 22:22:25,675 INFO L82 PathProgramCache]: Analyzing trace with hash 108748141, now seen corresponding path program 1 times [2021-05-21 22:22:25,675 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-21 22:22:25,675 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1013503519] [2021-05-21 22:22:25,675 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-21 22:22:25,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-21 22:22:25,704 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-21 22:22:25,704 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-21 22:22:25,705 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1013503519] [2021-05-21 22:22:25,705 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1013503519] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-21 22:22:25,705 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-21 22:22:25,705 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-05-21 22:22:25,705 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1016873439] [2021-05-21 22:22:25,706 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-05-21 22:22:25,706 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-21 22:22:25,706 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-05-21 22:22:25,706 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-05-21 22:22:25,707 INFO L87 Difference]: Start difference. First operand 152 states and 263 transitions. Second operand has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 22:22:25,714 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-21 22:22:25,714 INFO L93 Difference]: Finished difference Result 136 states and 233 transitions. [2021-05-21 22:22:25,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-21 22:22:25,714 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 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 32 [2021-05-21 22:22:25,715 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-21 22:22:25,715 INFO L225 Difference]: With dead ends: 136 [2021-05-21 22:22:25,715 INFO L226 Difference]: Without dead ends: 0 [2021-05-21 22:22:25,715 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.3ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-05-21 22:22:25,715 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-05-21 22:22:25,716 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-05-21 22:22:25,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 22:22:25,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-05-21 22:22:25,716 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 32 [2021-05-21 22:22:25,716 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-21 22:22:25,716 INFO L482 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-05-21 22:22:25,716 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 22:22:25,716 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-05-21 22:22:25,717 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-05-21 22:22:25,717 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-05-21 22:22:25,717 INFO L315 ceAbstractionStarter]: Result for error location AllErrorsAtOnce was SAFE (1/2) [2021-05-21 22:22:25,719 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-05-21 22:22:25,720 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-05-21 22:22:25,720 INFO L379 AbstractCegarLoop]: Hoare is false [2021-05-21 22:22:25,720 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-05-21 22:22:25,721 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-05-21 22:22:25,721 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-05-21 22:22:25,721 INFO L383 AbstractCegarLoop]: Difference is false [2021-05-21 22:22:25,721 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-05-21 22:22:25,721 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == InUseError======== [2021-05-21 22:22:25,722 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 50 places, 52 transitions, 109 flow [2021-05-21 22:22:25,729 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 333 states, 328 states have (on average 2.0884146341463414) internal successors, (685), 332 states have internal predecessors, (685), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 22:22:25,730 INFO L276 IsEmpty]: Start isEmpty. Operand has 333 states, 328 states have (on average 2.0884146341463414) internal successors, (685), 332 states have internal predecessors, (685), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 22:22:25,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-05-21 22:22:25,730 INFO L513 BasicCegarLoop]: Found error trace [2021-05-21 22:22:25,730 INFO L521 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-21 22:22:25,730 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-05-21 22:22:25,731 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-21 22:22:25,731 INFO L82 PathProgramCache]: Analyzing trace with hash -1465521583, now seen corresponding path program 1 times [2021-05-21 22:22:25,731 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-21 22:22:25,731 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1075896931] [2021-05-21 22:22:25,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-21 22:22:25,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-05-21 22:22:25,744 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-05-21 22:22:25,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-05-21 22:22:25,753 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-05-21 22:22:25,770 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-05-21 22:22:25,771 INFO L622 BasicCegarLoop]: Counterexample might be feasible [2021-05-21 22:22:25,771 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-05-21 22:22:25,771 INFO L315 ceAbstractionStarter]: Result for error location InUseError was UNSAFE (2/2) [2021-05-21 22:22:25,771 WARN L242 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2021-05-21 22:22:25,771 INFO L478 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2021-05-21 22:22:25,780 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,780 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,780 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,781 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,781 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,781 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,781 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,781 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,781 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,781 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,781 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,782 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,782 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,782 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,782 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,782 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,782 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,782 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,782 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,783 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,783 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,783 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,783 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,783 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,783 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,784 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,784 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,784 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,784 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,784 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,784 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,784 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,785 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,785 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,785 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,785 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,785 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,785 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,785 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,785 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,786 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,786 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,786 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,786 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,786 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,786 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,786 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,787 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,787 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,787 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,787 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,787 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,787 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,787 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,788 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,788 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,788 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,788 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,788 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,788 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,788 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,788 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,789 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,789 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,789 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,789 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,789 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,789 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,790 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,790 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,790 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,790 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,790 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,790 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,791 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,791 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,791 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,791 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,791 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,791 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,791 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,791 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,792 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,792 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,792 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,792 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,792 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,792 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,792 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,793 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,793 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,793 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,793 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,793 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,793 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,793 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,793 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,794 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,794 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,794 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,794 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,794 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,794 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,794 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,794 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,795 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,795 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,795 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,795 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,795 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,795 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,795 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,796 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,796 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,796 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,796 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,796 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,796 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,796 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,796 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,797 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,797 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,797 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,797 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,797 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,797 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,797 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,797 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,798 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,798 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,798 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,798 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,798 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,798 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,798 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,799 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,799 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,799 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,799 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,799 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,799 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,799 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,799 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,800 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,800 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,800 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,800 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,800 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,801 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,801 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,801 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,801 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,801 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,802 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,802 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,802 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,802 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,802 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,802 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,803 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,804 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,804 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,804 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,804 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,804 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,804 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,804 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,804 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,805 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,805 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:25,806 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-05-21 22:22:25,806 INFO L255 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-05-21 22:22:25,807 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-05-21 22:22:25,807 INFO L379 AbstractCegarLoop]: Hoare is false [2021-05-21 22:22:25,807 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-05-21 22:22:25,807 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-05-21 22:22:25,807 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-05-21 22:22:25,807 INFO L383 AbstractCegarLoop]: Difference is false [2021-05-21 22:22:25,808 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-05-21 22:22:25,808 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-05-21 22:22:25,810 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 76 places, 80 transitions, 172 flow [2021-05-21 22:22:26,202 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 7797 states, 7786 states have (on average 3.210120729514513) internal successors, (24994), 7796 states have internal predecessors, (24994), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 22:22:26,228 INFO L276 IsEmpty]: Start isEmpty. Operand has 7797 states, 7786 states have (on average 3.210120729514513) internal successors, (24994), 7796 states have internal predecessors, (24994), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 22:22:26,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-05-21 22:22:26,230 INFO L513 BasicCegarLoop]: Found error trace [2021-05-21 22:22:26,230 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-21 22:22:26,230 INFO L430 AbstractCegarLoop]: === Iteration 1 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-21 22:22:26,231 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-21 22:22:26,231 INFO L82 PathProgramCache]: Analyzing trace with hash -1172417879, now seen corresponding path program 1 times [2021-05-21 22:22:26,231 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-21 22:22:26,232 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1955536024] [2021-05-21 22:22:26,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-21 22:22:26,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-21 22:22:26,256 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-21 22:22:26,256 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-21 22:22:26,256 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1955536024] [2021-05-21 22:22:26,257 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1955536024] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-21 22:22:26,257 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-21 22:22:26,257 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-05-21 22:22:26,257 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [169201201] [2021-05-21 22:22:26,257 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-05-21 22:22:26,258 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-21 22:22:26,258 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-05-21 22:22:26,258 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-05-21 22:22:26,280 INFO L87 Difference]: Start difference. First operand has 7797 states, 7786 states have (on average 3.210120729514513) internal successors, (24994), 7796 states have internal predecessors, (24994), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 22:22:26,397 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-21 22:22:26,398 INFO L93 Difference]: Finished difference Result 6128 states and 18095 transitions. [2021-05-21 22:22:26,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-21 22:22:26,399 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 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 32 [2021-05-21 22:22:26,400 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-21 22:22:26,439 INFO L225 Difference]: With dead ends: 6128 [2021-05-21 22:22:26,439 INFO L226 Difference]: Without dead ends: 5840 [2021-05-21 22:22:26,440 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.2ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-05-21 22:22:26,474 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5840 states. [2021-05-21 22:22:26,594 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5840 to 4790. [2021-05-21 22:22:26,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4790 states, 4787 states have (on average 3.02381449759766) internal successors, (14475), 4789 states have internal predecessors, (14475), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 22:22:26,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4790 states to 4790 states and 14475 transitions. [2021-05-21 22:22:26,628 INFO L78 Accepts]: Start accepts. Automaton has 4790 states and 14475 transitions. Word has length 32 [2021-05-21 22:22:26,629 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-21 22:22:26,629 INFO L482 AbstractCegarLoop]: Abstraction has 4790 states and 14475 transitions. [2021-05-21 22:22:26,630 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 22:22:26,630 INFO L276 IsEmpty]: Start isEmpty. Operand 4790 states and 14475 transitions. [2021-05-21 22:22:26,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-05-21 22:22:26,633 INFO L513 BasicCegarLoop]: Found error trace [2021-05-21 22:22:26,633 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-21 22:22:26,633 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-05-21 22:22:26,633 INFO L430 AbstractCegarLoop]: === Iteration 2 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-21 22:22:26,634 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-21 22:22:26,634 INFO L82 PathProgramCache]: Analyzing trace with hash -1172416856, now seen corresponding path program 1 times [2021-05-21 22:22:26,634 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-21 22:22:26,634 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [780777276] [2021-05-21 22:22:26,634 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-21 22:22:26,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-21 22:22:26,671 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-21 22:22:26,671 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-21 22:22:26,672 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [780777276] [2021-05-21 22:22:26,672 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [780777276] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-21 22:22:26,672 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-21 22:22:26,672 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-05-21 22:22:26,673 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1091689302] [2021-05-21 22:22:26,673 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-05-21 22:22:26,673 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-21 22:22:26,673 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-05-21 22:22:26,673 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-05-21 22:22:26,674 INFO L87 Difference]: Start difference. First operand 4790 states and 14475 transitions. Second operand has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 22:22:26,725 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-21 22:22:26,726 INFO L93 Difference]: Finished difference Result 5649 states and 16413 transitions. [2021-05-21 22:22:26,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-21 22:22:26,726 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 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 32 [2021-05-21 22:22:26,727 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-21 22:22:26,753 INFO L225 Difference]: With dead ends: 5649 [2021-05-21 22:22:26,753 INFO L226 Difference]: Without dead ends: 5585 [2021-05-21 22:22:26,754 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.2ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-05-21 22:22:26,779 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5585 states. [2021-05-21 22:22:26,878 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5585 to 4567. [2021-05-21 22:22:26,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4567 states, 4564 states have (on average 2.981814198071867) internal successors, (13609), 4566 states have internal predecessors, (13609), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 22:22:26,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4567 states to 4567 states and 13609 transitions. [2021-05-21 22:22:26,906 INFO L78 Accepts]: Start accepts. Automaton has 4567 states and 13609 transitions. Word has length 32 [2021-05-21 22:22:26,907 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-21 22:22:26,907 INFO L482 AbstractCegarLoop]: Abstraction has 4567 states and 13609 transitions. [2021-05-21 22:22:26,908 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 22:22:26,908 INFO L276 IsEmpty]: Start isEmpty. Operand 4567 states and 13609 transitions. [2021-05-21 22:22:26,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-05-21 22:22:26,909 INFO L513 BasicCegarLoop]: Found error trace [2021-05-21 22:22:26,909 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-21 22:22:26,909 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-05-21 22:22:26,909 INFO L430 AbstractCegarLoop]: === Iteration 3 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-21 22:22:26,910 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-21 22:22:26,910 INFO L82 PathProgramCache]: Analyzing trace with hash -1171464567, now seen corresponding path program 1 times [2021-05-21 22:22:26,910 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-21 22:22:26,910 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1928093114] [2021-05-21 22:22:26,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-21 22:22:26,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-21 22:22:26,952 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-21 22:22:26,952 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-21 22:22:26,952 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1928093114] [2021-05-21 22:22:26,954 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1928093114] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-21 22:22:26,954 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-21 22:22:26,954 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-05-21 22:22:26,954 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [78248525] [2021-05-21 22:22:26,955 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-05-21 22:22:26,955 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-21 22:22:26,955 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-05-21 22:22:26,955 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-05-21 22:22:26,956 INFO L87 Difference]: Start difference. First operand 4567 states and 13609 transitions. Second operand has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 22:22:26,990 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-21 22:22:26,990 INFO L93 Difference]: Finished difference Result 5012 states and 14377 transitions. [2021-05-21 22:22:26,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-21 22:22:26,990 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 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 32 [2021-05-21 22:22:26,992 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-21 22:22:27,028 INFO L225 Difference]: With dead ends: 5012 [2021-05-21 22:22:27,028 INFO L226 Difference]: Without dead ends: 5012 [2021-05-21 22:22:27,028 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.3ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-05-21 22:22:27,052 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5012 states. [2021-05-21 22:22:27,201 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5012 to 4376. [2021-05-21 22:22:27,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4376 states, 4373 states have (on average 2.904184770180654) internal successors, (12700), 4375 states have internal predecessors, (12700), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 22:22:27,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4376 states to 4376 states and 12700 transitions. [2021-05-21 22:22:27,237 INFO L78 Accepts]: Start accepts. Automaton has 4376 states and 12700 transitions. Word has length 32 [2021-05-21 22:22:27,238 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-21 22:22:27,238 INFO L482 AbstractCegarLoop]: Abstraction has 4376 states and 12700 transitions. [2021-05-21 22:22:27,238 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 22:22:27,238 INFO L276 IsEmpty]: Start isEmpty. Operand 4376 states and 12700 transitions. [2021-05-21 22:22:27,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-05-21 22:22:27,240 INFO L513 BasicCegarLoop]: Found error trace [2021-05-21 22:22:27,240 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-21 22:22:27,240 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-05-21 22:22:27,240 INFO L430 AbstractCegarLoop]: === Iteration 4 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-21 22:22:27,241 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-21 22:22:27,241 INFO L82 PathProgramCache]: Analyzing trace with hash -1171463544, now seen corresponding path program 1 times [2021-05-21 22:22:27,241 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-21 22:22:27,241 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [283659654] [2021-05-21 22:22:27,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-21 22:22:27,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-21 22:22:27,286 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-21 22:22:27,286 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-21 22:22:27,287 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [283659654] [2021-05-21 22:22:27,290 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [283659654] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-21 22:22:27,290 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-21 22:22:27,290 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-05-21 22:22:27,290 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1745726320] [2021-05-21 22:22:27,291 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-05-21 22:22:27,291 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-21 22:22:27,292 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-05-21 22:22:27,292 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-05-21 22:22:27,293 INFO L87 Difference]: Start difference. First operand 4376 states and 12700 transitions. Second operand has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 22:22:27,332 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-21 22:22:27,333 INFO L93 Difference]: Finished difference Result 4630 states and 13259 transitions. [2021-05-21 22:22:27,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-21 22:22:27,333 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 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 32 [2021-05-21 22:22:27,333 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-21 22:22:27,343 INFO L225 Difference]: With dead ends: 4630 [2021-05-21 22:22:27,343 INFO L226 Difference]: Without dead ends: 4150 [2021-05-21 22:22:27,344 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.3ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-05-21 22:22:27,391 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4150 states. [2021-05-21 22:22:27,445 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4150 to 3514. [2021-05-21 22:22:27,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3514 states, 3513 states have (on average 2.879020779960148) internal successors, (10114), 3513 states have internal predecessors, (10114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 22:22:27,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3514 states to 3514 states and 10114 transitions. [2021-05-21 22:22:27,459 INFO L78 Accepts]: Start accepts. Automaton has 3514 states and 10114 transitions. Word has length 32 [2021-05-21 22:22:27,460 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-21 22:22:27,460 INFO L482 AbstractCegarLoop]: Abstraction has 3514 states and 10114 transitions. [2021-05-21 22:22:27,460 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 22:22:27,460 INFO L276 IsEmpty]: Start isEmpty. Operand 3514 states and 10114 transitions. [2021-05-21 22:22:27,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-05-21 22:22:27,462 INFO L513 BasicCegarLoop]: Found error trace [2021-05-21 22:22:27,462 INFO L521 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-21 22:22:27,462 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-05-21 22:22:27,462 INFO L430 AbstractCegarLoop]: === Iteration 5 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-21 22:22:27,463 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-21 22:22:27,463 INFO L82 PathProgramCache]: Analyzing trace with hash -42090353, now seen corresponding path program 1 times [2021-05-21 22:22:27,463 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-21 22:22:27,463 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [997577657] [2021-05-21 22:22:27,463 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-21 22:22:27,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-21 22:22:27,507 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-05-21 22:22:27,507 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-21 22:22:27,507 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [997577657] [2021-05-21 22:22:27,507 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [997577657] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-21 22:22:27,508 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-21 22:22:27,508 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-05-21 22:22:27,508 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1645250167] [2021-05-21 22:22:27,508 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-05-21 22:22:27,508 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-21 22:22:27,509 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-05-21 22:22:27,509 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-05-21 22:22:27,509 INFO L87 Difference]: Start difference. First operand 3514 states and 10114 transitions. Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 22:22:27,542 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-21 22:22:27,542 INFO L93 Difference]: Finished difference Result 4394 states and 12468 transitions. [2021-05-21 22:22:27,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-21 22:22:27,542 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 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 39 [2021-05-21 22:22:27,543 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-21 22:22:27,552 INFO L225 Difference]: With dead ends: 4394 [2021-05-21 22:22:27,552 INFO L226 Difference]: Without dead ends: 4218 [2021-05-21 22:22:27,553 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.3ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-05-21 22:22:27,572 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4218 states. [2021-05-21 22:22:27,636 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4218 to 3690. [2021-05-21 22:22:27,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3690 states, 3689 states have (on average 2.8788289509352127) internal successors, (10620), 3689 states have internal predecessors, (10620), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 22:22:27,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3690 states to 3690 states and 10620 transitions. [2021-05-21 22:22:27,690 INFO L78 Accepts]: Start accepts. Automaton has 3690 states and 10620 transitions. Word has length 39 [2021-05-21 22:22:27,691 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-21 22:22:27,691 INFO L482 AbstractCegarLoop]: Abstraction has 3690 states and 10620 transitions. [2021-05-21 22:22:27,691 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 22:22:27,691 INFO L276 IsEmpty]: Start isEmpty. Operand 3690 states and 10620 transitions. [2021-05-21 22:22:27,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-05-21 22:22:27,693 INFO L513 BasicCegarLoop]: Found error trace [2021-05-21 22:22:27,693 INFO L521 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-21 22:22:27,693 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-05-21 22:22:27,694 INFO L430 AbstractCegarLoop]: === Iteration 6 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-21 22:22:27,694 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-21 22:22:27,694 INFO L82 PathProgramCache]: Analyzing trace with hash -42089330, now seen corresponding path program 1 times [2021-05-21 22:22:27,694 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-21 22:22:27,694 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [552044512] [2021-05-21 22:22:27,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-21 22:22:27,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-21 22:22:27,712 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-05-21 22:22:27,712 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-21 22:22:27,712 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [552044512] [2021-05-21 22:22:27,712 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [552044512] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-21 22:22:27,713 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-21 22:22:27,713 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-05-21 22:22:27,713 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1074520244] [2021-05-21 22:22:27,713 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-05-21 22:22:27,713 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-21 22:22:27,713 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-05-21 22:22:27,714 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-05-21 22:22:27,714 INFO L87 Difference]: Start difference. First operand 3690 states and 10620 transitions. Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 22:22:27,749 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-21 22:22:27,749 INFO L93 Difference]: Finished difference Result 4042 states and 11280 transitions. [2021-05-21 22:22:27,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-21 22:22:27,750 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 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 39 [2021-05-21 22:22:27,750 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-21 22:22:27,758 INFO L225 Difference]: With dead ends: 4042 [2021-05-21 22:22:27,759 INFO L226 Difference]: Without dead ends: 3690 [2021-05-21 22:22:27,759 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.1ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-05-21 22:22:27,776 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3690 states. [2021-05-21 22:22:27,823 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3690 to 3338. [2021-05-21 22:22:27,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3338 states, 3337 states have (on average 2.8264908600539407) internal successors, (9432), 3337 states have internal predecessors, (9432), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 22:22:27,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3338 states to 3338 states and 9432 transitions. [2021-05-21 22:22:27,837 INFO L78 Accepts]: Start accepts. Automaton has 3338 states and 9432 transitions. Word has length 39 [2021-05-21 22:22:27,838 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-21 22:22:27,838 INFO L482 AbstractCegarLoop]: Abstraction has 3338 states and 9432 transitions. [2021-05-21 22:22:27,838 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 22:22:27,838 INFO L276 IsEmpty]: Start isEmpty. Operand 3338 states and 9432 transitions. [2021-05-21 22:22:27,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-05-21 22:22:27,841 INFO L513 BasicCegarLoop]: Found error trace [2021-05-21 22:22:27,841 INFO L521 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-21 22:22:27,841 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-05-21 22:22:27,841 INFO L430 AbstractCegarLoop]: === Iteration 7 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-21 22:22:27,841 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-21 22:22:27,841 INFO L82 PathProgramCache]: Analyzing trace with hash -41137041, now seen corresponding path program 1 times [2021-05-21 22:22:27,841 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-21 22:22:27,842 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1649641458] [2021-05-21 22:22:27,842 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-21 22:22:27,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-21 22:22:27,876 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-05-21 22:22:27,876 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-21 22:22:27,876 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1649641458] [2021-05-21 22:22:27,876 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1649641458] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-21 22:22:27,877 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-21 22:22:27,877 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-05-21 22:22:27,877 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1707560264] [2021-05-21 22:22:27,877 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-05-21 22:22:27,877 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-21 22:22:27,877 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-05-21 22:22:27,878 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-05-21 22:22:27,878 INFO L87 Difference]: Start difference. First operand 3338 states and 9432 transitions. Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 22:22:27,898 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-21 22:22:27,898 INFO L93 Difference]: Finished difference Result 3162 states and 8750 transitions. [2021-05-21 22:22:27,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-21 22:22:27,899 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 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 39 [2021-05-21 22:22:27,899 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-21 22:22:27,905 INFO L225 Difference]: With dead ends: 3162 [2021-05-21 22:22:27,905 INFO L226 Difference]: Without dead ends: 3162 [2021-05-21 22:22:27,905 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 3.4ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-05-21 22:22:27,918 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3162 states. [2021-05-21 22:22:27,958 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3162 to 3162. [2021-05-21 22:22:27,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3162 states, 3161 states have (on average 2.768111357165454) internal successors, (8750), 3161 states have internal predecessors, (8750), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 22:22:27,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3162 states to 3162 states and 8750 transitions. [2021-05-21 22:22:27,976 INFO L78 Accepts]: Start accepts. Automaton has 3162 states and 8750 transitions. Word has length 39 [2021-05-21 22:22:27,976 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-21 22:22:27,976 INFO L482 AbstractCegarLoop]: Abstraction has 3162 states and 8750 transitions. [2021-05-21 22:22:27,976 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 22:22:27,976 INFO L276 IsEmpty]: Start isEmpty. Operand 3162 states and 8750 transitions. [2021-05-21 22:22:27,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-05-21 22:22:27,978 INFO L513 BasicCegarLoop]: Found error trace [2021-05-21 22:22:27,979 INFO L521 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-21 22:22:27,979 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-05-21 22:22:27,979 INFO L430 AbstractCegarLoop]: === Iteration 8 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-21 22:22:27,979 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-21 22:22:27,979 INFO L82 PathProgramCache]: Analyzing trace with hash -41136018, now seen corresponding path program 1 times [2021-05-21 22:22:27,979 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-21 22:22:27,980 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [293645297] [2021-05-21 22:22:27,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-21 22:22:27,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-21 22:22:28,000 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-05-21 22:22:28,000 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-21 22:22:28,000 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [293645297] [2021-05-21 22:22:28,001 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [293645297] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-21 22:22:28,001 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-21 22:22:28,001 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-05-21 22:22:28,001 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1482534112] [2021-05-21 22:22:28,001 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-05-21 22:22:28,002 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-21 22:22:28,002 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-05-21 22:22:28,002 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-05-21 22:22:28,002 INFO L87 Difference]: Start difference. First operand 3162 states and 8750 transitions. Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 22:22:28,021 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-21 22:22:28,021 INFO L93 Difference]: Finished difference Result 2810 states and 7738 transitions. [2021-05-21 22:22:28,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-21 22:22:28,022 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 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 39 [2021-05-21 22:22:28,022 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-21 22:22:28,023 INFO L225 Difference]: With dead ends: 2810 [2021-05-21 22:22:28,023 INFO L226 Difference]: Without dead ends: 0 [2021-05-21 22:22:28,023 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.4ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-05-21 22:22:28,023 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-05-21 22:22:28,023 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-05-21 22:22:28,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 22:22:28,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-05-21 22:22:28,024 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 39 [2021-05-21 22:22:28,024 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-21 22:22:28,024 INFO L482 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-05-21 22:22:28,024 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 22:22:28,024 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-05-21 22:22:28,024 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-05-21 22:22:28,024 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-05-21 22:22:28,024 INFO L315 ceAbstractionStarter]: Result for error location AllErrorsAtOnce was SAFE (1/2) [2021-05-21 22:22:28,025 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-05-21 22:22:28,026 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-05-21 22:22:28,026 INFO L379 AbstractCegarLoop]: Hoare is false [2021-05-21 22:22:28,026 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-05-21 22:22:28,026 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-05-21 22:22:28,026 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-05-21 22:22:28,026 INFO L383 AbstractCegarLoop]: Difference is false [2021-05-21 22:22:28,026 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-05-21 22:22:28,027 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == InUseError======== [2021-05-21 22:22:28,031 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 76 places, 80 transitions, 172 flow [2021-05-21 22:22:28,288 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 7797 states, 7786 states have (on average 3.210120729514513) internal successors, (24994), 7796 states have internal predecessors, (24994), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 22:22:28,299 INFO L276 IsEmpty]: Start isEmpty. Operand has 7797 states, 7786 states have (on average 3.210120729514513) internal successors, (24994), 7796 states have internal predecessors, (24994), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 22:22:28,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-05-21 22:22:28,302 INFO L513 BasicCegarLoop]: Found error trace [2021-05-21 22:22:28,302 INFO L521 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-21 22:22:28,302 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-05-21 22:22:28,302 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-21 22:22:28,303 INFO L82 PathProgramCache]: Analyzing trace with hash -119810917, now seen corresponding path program 1 times [2021-05-21 22:22:28,303 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-21 22:22:28,303 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [614081675] [2021-05-21 22:22:28,303 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-21 22:22:28,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-05-21 22:22:28,310 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-05-21 22:22:28,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-05-21 22:22:28,315 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-05-21 22:22:28,320 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-05-21 22:22:28,320 INFO L622 BasicCegarLoop]: Counterexample might be feasible [2021-05-21 22:22:28,320 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-05-21 22:22:28,320 INFO L315 ceAbstractionStarter]: Result for error location InUseError was UNSAFE (2/2) [2021-05-21 22:22:28,320 WARN L242 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2021-05-21 22:22:28,321 INFO L478 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2021-05-21 22:22:28,329 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,329 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,329 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,330 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,330 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,330 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,330 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,330 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,330 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,330 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,330 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,330 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,330 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,330 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,330 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,330 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,331 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,331 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,331 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,331 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,331 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,331 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,331 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,331 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,331 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,331 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,331 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,331 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,331 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,332 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,332 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,332 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,332 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,332 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,332 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,332 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,332 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,332 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,332 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,332 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,332 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,333 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,333 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,333 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,333 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,333 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,333 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,333 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,333 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,333 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,333 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,333 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,334 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,334 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,334 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,334 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,334 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,334 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,334 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,334 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,334 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,334 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,334 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,334 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,335 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,335 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,335 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,335 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,335 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,335 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,335 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,335 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,335 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,335 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,336 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,336 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,336 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,336 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,336 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,336 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,336 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,336 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,336 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,337 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,337 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,337 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,337 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,337 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,337 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,337 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,337 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,337 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,337 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,337 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,337 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,337 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,338 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,338 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,338 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,338 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,338 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,338 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,338 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,338 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,338 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,338 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,338 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,339 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,339 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,339 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,339 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,339 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,339 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,339 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,339 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,339 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,339 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,339 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,339 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,339 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,340 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,340 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,340 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,340 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,340 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,340 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,340 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,340 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,340 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,340 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,340 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,340 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,341 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,341 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,341 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,341 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,341 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,341 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,341 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,341 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,341 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,341 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,341 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,342 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,342 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,342 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,342 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,342 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,342 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,342 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,342 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,342 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,342 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,343 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,343 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,343 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,343 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,343 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,343 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,343 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,343 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,343 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,343 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,343 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,343 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,343 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,344 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,344 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,344 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,344 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,344 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,344 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,344 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,344 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,344 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,344 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,344 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,345 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,345 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,345 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,345 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,345 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,345 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,345 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,345 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,345 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,345 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,346 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,346 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,346 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,346 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,346 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,346 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,346 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,346 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,346 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,346 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,346 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,346 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,346 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,346 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,347 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,347 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,347 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,347 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,347 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,347 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,347 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,347 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,347 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,347 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,347 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,347 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,347 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,347 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,348 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,348 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,348 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,348 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,348 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,348 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,348 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,348 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,349 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,349 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,349 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,349 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,349 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,349 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,349 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,349 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,349 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,349 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,351 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,351 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,351 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,351 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,351 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,351 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,351 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,351 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,351 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,351 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,351 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,353 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,353 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,353 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,353 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,353 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,353 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,353 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,353 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,353 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,353 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,353 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:22:28,354 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-05-21 22:22:28,355 INFO L255 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-05-21 22:22:28,355 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-05-21 22:22:28,355 INFO L379 AbstractCegarLoop]: Hoare is false [2021-05-21 22:22:28,355 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-05-21 22:22:28,356 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-05-21 22:22:28,356 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-05-21 22:22:28,356 INFO L383 AbstractCegarLoop]: Difference is false [2021-05-21 22:22:28,356 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-05-21 22:22:28,356 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-05-21 22:22:28,357 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 102 places, 108 transitions, 237 flow [2021-05-21 22:23:35,446 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 186933 states, 186910 states have (on average 4.333304799101172) internal successors, (809938), 186932 states have internal predecessors, (809938), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 22:23:35,697 INFO L276 IsEmpty]: Start isEmpty. Operand has 186933 states, 186910 states have (on average 4.333304799101172) internal successors, (809938), 186932 states have internal predecessors, (809938), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 22:23:35,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-05-21 22:23:35,699 INFO L513 BasicCegarLoop]: Found error trace [2021-05-21 22:23:35,699 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-21 22:23:35,699 INFO L430 AbstractCegarLoop]: === Iteration 1 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-21 22:23:35,699 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-21 22:23:35,699 INFO L82 PathProgramCache]: Analyzing trace with hash 876909764, now seen corresponding path program 1 times [2021-05-21 22:23:35,700 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-21 22:23:35,700 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [185404186] [2021-05-21 22:23:35,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-21 22:23:35,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-21 22:23:35,716 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-21 22:23:35,716 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-21 22:23:35,716 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [185404186] [2021-05-21 22:23:35,717 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [185404186] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-21 22:23:35,717 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-21 22:23:35,717 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-05-21 22:23:35,717 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1782723660] [2021-05-21 22:23:35,717 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-05-21 22:23:35,717 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-21 22:23:35,717 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-05-21 22:23:35,718 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-05-21 22:23:35,933 INFO L87 Difference]: Start difference. First operand has 186933 states, 186910 states have (on average 4.333304799101172) internal successors, (809938), 186932 states have internal predecessors, (809938), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 22:23:37,746 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-21 22:23:37,746 INFO L93 Difference]: Finished difference Result 140816 states and 569088 transitions. [2021-05-21 22:23:37,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-21 22:23:37,747 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 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 32 [2021-05-21 22:23:37,747 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-21 22:23:39,015 INFO L225 Difference]: With dead ends: 140816 [2021-05-21 22:23:39,015 INFO L226 Difference]: Without dead ends: 139664 [2021-05-21 22:23:39,015 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.2ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-05-21 22:23:41,303 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 139664 states. [2021-05-21 22:23:44,094 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 139664 to 113648. [2021-05-21 22:23:44,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 113648 states, 113641 states have (on average 4.12284298800609) internal successors, (468524), 113647 states have internal predecessors, (468524), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 22:23:45,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113648 states to 113648 states and 468524 transitions. [2021-05-21 22:23:45,125 INFO L78 Accepts]: Start accepts. Automaton has 113648 states and 468524 transitions. Word has length 32 [2021-05-21 22:23:45,125 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-21 22:23:45,125 INFO L482 AbstractCegarLoop]: Abstraction has 113648 states and 468524 transitions. [2021-05-21 22:23:45,125 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 22:23:45,125 INFO L276 IsEmpty]: Start isEmpty. Operand 113648 states and 468524 transitions. [2021-05-21 22:23:45,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-05-21 22:23:45,126 INFO L513 BasicCegarLoop]: Found error trace [2021-05-21 22:23:45,126 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-21 22:23:45,126 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-05-21 22:23:45,126 INFO L430 AbstractCegarLoop]: === Iteration 2 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-21 22:23:45,127 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-21 22:23:45,127 INFO L82 PathProgramCache]: Analyzing trace with hash 876910787, now seen corresponding path program 1 times [2021-05-21 22:23:45,127 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-21 22:23:45,127 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [679804835] [2021-05-21 22:23:45,127 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-21 22:23:45,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-21 22:23:45,148 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-21 22:23:45,148 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-21 22:23:45,148 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [679804835] [2021-05-21 22:23:45,148 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [679804835] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-21 22:23:45,149 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-21 22:23:45,149 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-05-21 22:23:45,149 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [296934318] [2021-05-21 22:23:45,149 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-05-21 22:23:45,149 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-21 22:23:45,149 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-05-21 22:23:45,150 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-05-21 22:23:45,150 INFO L87 Difference]: Start difference. First operand 113648 states and 468524 transitions. Second operand has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 22:23:46,532 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-21 22:23:46,532 INFO L93 Difference]: Finished difference Result 135264 states and 541874 transitions. [2021-05-21 22:23:46,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-21 22:23:46,532 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 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 32 [2021-05-21 22:23:46,533 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-21 22:23:47,043 INFO L225 Difference]: With dead ends: 135264 [2021-05-21 22:23:47,043 INFO L226 Difference]: Without dead ends: 135008 [2021-05-21 22:23:47,043 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.2ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-05-21 22:23:49,477 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135008 states. [2021-05-21 22:23:51,790 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135008 to 109120. [2021-05-21 22:23:51,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 109120 states, 109113 states have (on average 4.085581003180189) internal successors, (445790), 109119 states have internal predecessors, (445790), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 22:23:52,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109120 states to 109120 states and 445790 transitions. [2021-05-21 22:23:52,872 INFO L78 Accepts]: Start accepts. Automaton has 109120 states and 445790 transitions. Word has length 32 [2021-05-21 22:23:52,872 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-21 22:23:52,872 INFO L482 AbstractCegarLoop]: Abstraction has 109120 states and 445790 transitions. [2021-05-21 22:23:52,872 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 22:23:52,872 INFO L276 IsEmpty]: Start isEmpty. Operand 109120 states and 445790 transitions. [2021-05-21 22:23:52,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-05-21 22:23:52,891 INFO L513 BasicCegarLoop]: Found error trace [2021-05-21 22:23:52,891 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-21 22:23:52,891 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-05-21 22:23:52,891 INFO L430 AbstractCegarLoop]: === Iteration 3 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-21 22:23:52,893 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-21 22:23:52,893 INFO L82 PathProgramCache]: Analyzing trace with hash 877863076, now seen corresponding path program 1 times [2021-05-21 22:23:52,893 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-21 22:23:52,893 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1470074590] [2021-05-21 22:23:52,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-21 22:23:52,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-21 22:23:52,970 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-21 22:23:52,970 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-21 22:23:52,970 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1470074590] [2021-05-21 22:23:52,970 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1470074590] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-21 22:23:52,970 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-21 22:23:52,971 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-05-21 22:23:52,971 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1915678889] [2021-05-21 22:23:52,971 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-05-21 22:23:52,971 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-21 22:23:52,971 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-05-21 22:23:52,971 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-05-21 22:23:52,972 INFO L87 Difference]: Start difference. First operand 109120 states and 445790 transitions. Second operand has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 22:23:53,615 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-21 22:23:53,616 INFO L93 Difference]: Finished difference Result 121808 states and 483544 transitions. [2021-05-21 22:23:53,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-21 22:23:53,616 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 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 32 [2021-05-21 22:23:53,616 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-21 22:23:54,575 INFO L225 Difference]: With dead ends: 121808 [2021-05-21 22:23:54,575 INFO L226 Difference]: Without dead ends: 121808 [2021-05-21 22:23:54,576 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 3.8ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-05-21 22:23:56,799 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121808 states. [2021-05-21 22:23:58,687 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121808 to 104720. [2021-05-21 22:23:58,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 104720 states, 104713 states have (on average 4.005920945823346) internal successors, (419472), 104719 states have internal predecessors, (419472), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 22:23:59,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104720 states to 104720 states and 419472 transitions. [2021-05-21 22:23:59,711 INFO L78 Accepts]: Start accepts. Automaton has 104720 states and 419472 transitions. Word has length 32 [2021-05-21 22:23:59,711 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-21 22:23:59,711 INFO L482 AbstractCegarLoop]: Abstraction has 104720 states and 419472 transitions. [2021-05-21 22:23:59,711 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 22:23:59,711 INFO L276 IsEmpty]: Start isEmpty. Operand 104720 states and 419472 transitions. [2021-05-21 22:23:59,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-05-21 22:23:59,713 INFO L513 BasicCegarLoop]: Found error trace [2021-05-21 22:23:59,713 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-21 22:23:59,722 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-05-21 22:23:59,722 INFO L430 AbstractCegarLoop]: === Iteration 4 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-21 22:23:59,722 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-21 22:23:59,722 INFO L82 PathProgramCache]: Analyzing trace with hash 877864099, now seen corresponding path program 1 times [2021-05-21 22:23:59,722 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-21 22:23:59,723 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [391716381] [2021-05-21 22:23:59,723 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-21 22:23:59,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-21 22:23:59,751 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-21 22:23:59,752 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-21 22:23:59,752 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [391716381] [2021-05-21 22:23:59,752 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [391716381] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-21 22:23:59,752 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-21 22:23:59,752 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-05-21 22:23:59,752 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [256497912] [2021-05-21 22:23:59,752 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-05-21 22:23:59,754 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-21 22:23:59,755 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-05-21 22:23:59,755 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-05-21 22:23:59,755 INFO L87 Difference]: Start difference. First operand 104720 states and 419472 transitions. Second operand has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 22:24:00,856 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-21 22:24:00,857 INFO L93 Difference]: Finished difference Result 113008 states and 448252 transitions. [2021-05-21 22:24:00,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-21 22:24:00,858 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 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 32 [2021-05-21 22:24:00,858 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-21 22:24:01,270 INFO L225 Difference]: With dead ends: 113008 [2021-05-21 22:24:01,271 INFO L226 Difference]: Without dead ends: 111088 [2021-05-21 22:24:01,271 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.1ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-05-21 22:24:03,219 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111088 states. [2021-05-21 22:24:05,394 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111088 to 94000. [2021-05-21 22:24:05,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 94000 states, 93997 states have (on average 3.9991489090077343) internal successors, (375908), 93999 states have internal predecessors, (375908), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 22:24:05,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94000 states to 94000 states and 375908 transitions. [2021-05-21 22:24:05,835 INFO L78 Accepts]: Start accepts. Automaton has 94000 states and 375908 transitions. Word has length 32 [2021-05-21 22:24:05,835 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-21 22:24:05,835 INFO L482 AbstractCegarLoop]: Abstraction has 94000 states and 375908 transitions. [2021-05-21 22:24:05,835 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 22:24:05,835 INFO L276 IsEmpty]: Start isEmpty. Operand 94000 states and 375908 transitions. [2021-05-21 22:24:05,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-05-21 22:24:05,839 INFO L513 BasicCegarLoop]: Found error trace [2021-05-21 22:24:05,839 INFO L521 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-21 22:24:05,839 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-05-21 22:24:05,840 INFO L430 AbstractCegarLoop]: === Iteration 5 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-21 22:24:05,840 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-21 22:24:05,840 INFO L82 PathProgramCache]: Analyzing trace with hash 1155001851, now seen corresponding path program 1 times [2021-05-21 22:24:05,840 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-21 22:24:05,840 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1309193241] [2021-05-21 22:24:05,840 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-21 22:24:05,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-21 22:24:05,856 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-05-21 22:24:05,856 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-21 22:24:05,856 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1309193241] [2021-05-21 22:24:05,856 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1309193241] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-21 22:24:05,856 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-21 22:24:05,856 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-05-21 22:24:05,856 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [451793743] [2021-05-21 22:24:05,857 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-05-21 22:24:05,857 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-21 22:24:05,857 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-05-21 22:24:05,857 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-05-21 22:24:05,857 INFO L87 Difference]: Start difference. First operand 94000 states and 375908 transitions. Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 22:24:07,100 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-21 22:24:07,100 INFO L93 Difference]: Finished difference Result 124800 states and 492090 transitions. [2021-05-21 22:24:07,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-21 22:24:07,102 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 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 39 [2021-05-21 22:24:07,102 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-21 22:24:07,564 INFO L225 Difference]: With dead ends: 124800 [2021-05-21 22:24:07,564 INFO L226 Difference]: Without dead ends: 124800 [2021-05-21 22:24:07,564 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.0ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-05-21 22:24:09,690 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124800 states. [2021-05-21 22:24:11,635 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124800 to 98202. [2021-05-21 22:24:11,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 98202 states, 98199 states have (on average 3.996048839601218) internal successors, (392408), 98201 states have internal predecessors, (392408), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 22:24:12,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98202 states to 98202 states and 392408 transitions. [2021-05-21 22:24:12,060 INFO L78 Accepts]: Start accepts. Automaton has 98202 states and 392408 transitions. Word has length 39 [2021-05-21 22:24:12,060 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-21 22:24:12,061 INFO L482 AbstractCegarLoop]: Abstraction has 98202 states and 392408 transitions. [2021-05-21 22:24:12,061 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 22:24:12,061 INFO L276 IsEmpty]: Start isEmpty. Operand 98202 states and 392408 transitions. [2021-05-21 22:24:12,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-05-21 22:24:12,065 INFO L513 BasicCegarLoop]: Found error trace [2021-05-21 22:24:12,065 INFO L521 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-21 22:24:12,065 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-05-21 22:24:12,065 INFO L430 AbstractCegarLoop]: === Iteration 6 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-21 22:24:12,066 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-21 22:24:12,066 INFO L82 PathProgramCache]: Analyzing trace with hash 1155002874, now seen corresponding path program 1 times [2021-05-21 22:24:12,066 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-21 22:24:12,066 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [489363848] [2021-05-21 22:24:12,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-21 22:24:12,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-21 22:24:12,086 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-05-21 22:24:12,086 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-21 22:24:12,086 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [489363848] [2021-05-21 22:24:12,086 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [489363848] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-21 22:24:12,086 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-21 22:24:12,086 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-05-21 22:24:12,086 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [185870462] [2021-05-21 22:24:12,087 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-05-21 22:24:12,087 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-21 22:24:12,087 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-05-21 22:24:12,087 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-05-21 22:24:12,087 INFO L87 Difference]: Start difference. First operand 98202 states and 392408 transitions. Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 22:24:13,414 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-21 22:24:13,414 INFO L93 Difference]: Finished difference Result 124800 states and 487888 transitions. [2021-05-21 22:24:13,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-21 22:24:13,415 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 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 39 [2021-05-21 22:24:13,415 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-21 22:24:13,805 INFO L225 Difference]: With dead ends: 124800 [2021-05-21 22:24:13,805 INFO L226 Difference]: Without dead ends: 122688 [2021-05-21 22:24:13,805 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 4.8ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-05-21 22:24:16,290 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122688 states. [2021-05-21 22:24:18,022 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122688 to 100292. [2021-05-21 22:24:18,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 100292 states, 100289 states have (on average 3.983407951021548) internal successors, (399492), 100291 states have internal predecessors, (399492), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 22:24:19,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100292 states to 100292 states and 399492 transitions. [2021-05-21 22:24:19,131 INFO L78 Accepts]: Start accepts. Automaton has 100292 states and 399492 transitions. Word has length 39 [2021-05-21 22:24:19,132 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-21 22:24:19,132 INFO L482 AbstractCegarLoop]: Abstraction has 100292 states and 399492 transitions. [2021-05-21 22:24:19,132 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 22:24:19,132 INFO L276 IsEmpty]: Start isEmpty. Operand 100292 states and 399492 transitions. [2021-05-21 22:24:19,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-05-21 22:24:19,136 INFO L513 BasicCegarLoop]: Found error trace [2021-05-21 22:24:19,143 INFO L521 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-21 22:24:19,144 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-05-21 22:24:19,144 INFO L430 AbstractCegarLoop]: === Iteration 7 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-21 22:24:19,154 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-21 22:24:19,154 INFO L82 PathProgramCache]: Analyzing trace with hash 1154048539, now seen corresponding path program 1 times [2021-05-21 22:24:19,154 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-21 22:24:19,154 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [854246818] [2021-05-21 22:24:19,154 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-21 22:24:19,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-21 22:24:19,237 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-05-21 22:24:19,237 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-21 22:24:19,237 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [854246818] [2021-05-21 22:24:19,237 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [854246818] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-21 22:24:19,237 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-21 22:24:19,237 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-05-21 22:24:19,238 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1446433569] [2021-05-21 22:24:19,238 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-05-21 22:24:19,238 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-21 22:24:19,238 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-05-21 22:24:19,238 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-05-21 22:24:19,238 INFO L87 Difference]: Start difference. First operand 100292 states and 399492 transitions. Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 22:24:19,926 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-21 22:24:19,926 INFO L93 Difference]: Finished difference Result 114284 states and 442678 transitions. [2021-05-21 22:24:19,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-21 22:24:19,928 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 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 39 [2021-05-21 22:24:19,928 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-21 22:24:20,272 INFO L225 Difference]: With dead ends: 114284 [2021-05-21 22:24:20,273 INFO L226 Difference]: Without dead ends: 113580 [2021-05-21 22:24:20,273 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.1ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-05-21 22:24:22,799 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113580 states. [2021-05-21 22:24:24,410 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113580 to 99588. [2021-05-21 22:24:24,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99588 states, 99585 states have (on average 3.905086107345484) internal successors, (388888), 99587 states have internal predecessors, (388888), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 22:24:24,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99588 states to 99588 states and 388888 transitions. [2021-05-21 22:24:24,870 INFO L78 Accepts]: Start accepts. Automaton has 99588 states and 388888 transitions. Word has length 39 [2021-05-21 22:24:24,870 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-21 22:24:24,870 INFO L482 AbstractCegarLoop]: Abstraction has 99588 states and 388888 transitions. [2021-05-21 22:24:24,870 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 22:24:24,870 INFO L276 IsEmpty]: Start isEmpty. Operand 99588 states and 388888 transitions. [2021-05-21 22:24:24,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-05-21 22:24:24,873 INFO L513 BasicCegarLoop]: Found error trace [2021-05-21 22:24:24,874 INFO L521 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-21 22:24:24,874 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-05-21 22:24:24,874 INFO L430 AbstractCegarLoop]: === Iteration 8 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-21 22:24:24,874 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-21 22:24:24,874 INFO L82 PathProgramCache]: Analyzing trace with hash 1154049562, now seen corresponding path program 1 times [2021-05-21 22:24:24,874 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-21 22:24:24,874 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2026426292] [2021-05-21 22:24:24,875 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-21 22:24:24,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-21 22:24:24,904 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-05-21 22:24:24,904 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-21 22:24:24,904 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2026426292] [2021-05-21 22:24:24,904 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2026426292] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-21 22:24:24,904 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-21 22:24:24,904 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-05-21 22:24:24,904 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [82401416] [2021-05-21 22:24:24,905 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-05-21 22:24:24,905 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-21 22:24:24,905 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-05-21 22:24:24,905 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-05-21 22:24:24,905 INFO L87 Difference]: Start difference. First operand 99588 states and 388888 transitions. Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 22:24:26,177 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-21 22:24:26,178 INFO L93 Difference]: Finished difference Result 100974 states and 390274 transitions. [2021-05-21 22:24:26,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-21 22:24:26,178 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 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 39 [2021-05-21 22:24:26,178 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-21 22:24:26,444 INFO L225 Difference]: With dead ends: 100974 [2021-05-21 22:24:26,445 INFO L226 Difference]: Without dead ends: 91118 [2021-05-21 22:24:26,445 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.3ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-05-21 22:24:28,280 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91118 states. [2021-05-21 22:24:29,623 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91118 to 77126. [2021-05-21 22:24:29,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77126 states, 77125 states have (on average 3.8824764991896275) internal successors, (299436), 77125 states have internal predecessors, (299436), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 22:24:29,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77126 states to 77126 states and 299436 transitions. [2021-05-21 22:24:29,949 INFO L78 Accepts]: Start accepts. Automaton has 77126 states and 299436 transitions. Word has length 39 [2021-05-21 22:24:29,949 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-21 22:24:29,949 INFO L482 AbstractCegarLoop]: Abstraction has 77126 states and 299436 transitions. [2021-05-21 22:24:29,949 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 22:24:29,949 INFO L276 IsEmpty]: Start isEmpty. Operand 77126 states and 299436 transitions. [2021-05-21 22:24:29,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-05-21 22:24:29,965 INFO L513 BasicCegarLoop]: Found error trace [2021-05-21 22:24:29,966 INFO L521 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 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] [2021-05-21 22:24:29,966 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-05-21 22:24:29,966 INFO L430 AbstractCegarLoop]: === Iteration 9 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-21 22:24:29,966 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-21 22:24:29,966 INFO L82 PathProgramCache]: Analyzing trace with hash -1335756827, now seen corresponding path program 1 times [2021-05-21 22:24:29,966 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-21 22:24:29,966 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1553927135] [2021-05-21 22:24:29,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-21 22:24:29,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-21 22:24:30,404 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-05-21 22:24:30,404 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-21 22:24:30,404 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1553927135] [2021-05-21 22:24:30,405 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1553927135] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-21 22:24:30,405 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-21 22:24:30,405 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-05-21 22:24:30,405 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [961169532] [2021-05-21 22:24:30,405 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-05-21 22:24:30,405 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-21 22:24:30,405 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-05-21 22:24:30,406 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-05-21 22:24:30,406 INFO L87 Difference]: Start difference. First operand 77126 states and 299436 transitions. Second operand has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 22:24:30,919 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-21 22:24:30,919 INFO L93 Difference]: Finished difference Result 96486 states and 370584 transitions. [2021-05-21 22:24:30,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-21 22:24:30,920 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 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 46 [2021-05-21 22:24:30,920 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-21 22:24:31,169 INFO L225 Difference]: With dead ends: 96486 [2021-05-21 22:24:31,169 INFO L226 Difference]: Without dead ends: 92614 [2021-05-21 22:24:31,170 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.0ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-05-21 22:24:32,933 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92614 states. [2021-05-21 22:24:34,700 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92614 to 80998. [2021-05-21 22:24:34,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80998 states, 80997 states have (on average 3.8821190908305248) internal successors, (314440), 80997 states have internal predecessors, (314440), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 22:24:35,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80998 states to 80998 states and 314440 transitions. [2021-05-21 22:24:35,595 INFO L78 Accepts]: Start accepts. Automaton has 80998 states and 314440 transitions. Word has length 46 [2021-05-21 22:24:35,595 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-21 22:24:35,595 INFO L482 AbstractCegarLoop]: Abstraction has 80998 states and 314440 transitions. [2021-05-21 22:24:35,595 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 22:24:35,595 INFO L276 IsEmpty]: Start isEmpty. Operand 80998 states and 314440 transitions. [2021-05-21 22:24:35,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-05-21 22:24:35,622 INFO L513 BasicCegarLoop]: Found error trace [2021-05-21 22:24:35,622 INFO L521 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 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] [2021-05-21 22:24:35,622 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2021-05-21 22:24:35,622 INFO L430 AbstractCegarLoop]: === Iteration 10 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-21 22:24:35,623 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-21 22:24:35,623 INFO L82 PathProgramCache]: Analyzing trace with hash -1335755804, now seen corresponding path program 1 times [2021-05-21 22:24:35,623 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-21 22:24:35,624 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1719250018] [2021-05-21 22:24:35,624 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-21 22:24:35,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-21 22:24:35,685 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-05-21 22:24:35,686 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-21 22:24:35,686 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1719250018] [2021-05-21 22:24:35,686 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1719250018] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-21 22:24:35,686 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-21 22:24:35,686 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-05-21 22:24:35,686 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1331559439] [2021-05-21 22:24:35,686 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-05-21 22:24:35,686 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-21 22:24:35,687 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-05-21 22:24:35,687 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-05-21 22:24:35,687 INFO L87 Difference]: Start difference. First operand 80998 states and 314440 transitions. Second operand has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 22:24:36,359 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-21 22:24:36,359 INFO L93 Difference]: Finished difference Result 88742 states and 336704 transitions. [2021-05-21 22:24:36,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-21 22:24:36,360 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 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 46 [2021-05-21 22:24:36,360 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-21 22:24:36,631 INFO L225 Difference]: With dead ends: 88742 [2021-05-21 22:24:36,631 INFO L226 Difference]: Without dead ends: 80998 [2021-05-21 22:24:36,632 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.0ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-05-21 22:24:38,601 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80998 states. [2021-05-21 22:24:39,831 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80998 to 73254. [2021-05-21 22:24:39,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73254 states, 73253 states have (on average 3.830013787831215) internal successors, (280560), 73253 states have internal predecessors, (280560), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 22:24:40,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73254 states to 73254 states and 280560 transitions. [2021-05-21 22:24:40,136 INFO L78 Accepts]: Start accepts. Automaton has 73254 states and 280560 transitions. Word has length 46 [2021-05-21 22:24:40,136 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-21 22:24:40,136 INFO L482 AbstractCegarLoop]: Abstraction has 73254 states and 280560 transitions. [2021-05-21 22:24:40,136 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 22:24:40,137 INFO L276 IsEmpty]: Start isEmpty. Operand 73254 states and 280560 transitions. [2021-05-21 22:24:40,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-05-21 22:24:40,149 INFO L513 BasicCegarLoop]: Found error trace [2021-05-21 22:24:40,149 INFO L521 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 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] [2021-05-21 22:24:40,149 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2021-05-21 22:24:40,150 INFO L430 AbstractCegarLoop]: === Iteration 11 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-21 22:24:40,150 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-21 22:24:40,150 INFO L82 PathProgramCache]: Analyzing trace with hash -1334803515, now seen corresponding path program 1 times [2021-05-21 22:24:40,150 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-21 22:24:40,150 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [811188933] [2021-05-21 22:24:40,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-21 22:24:40,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-21 22:24:40,173 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-05-21 22:24:40,173 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-21 22:24:40,173 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [811188933] [2021-05-21 22:24:40,173 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [811188933] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-21 22:24:40,173 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-21 22:24:40,173 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-05-21 22:24:40,173 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [79690538] [2021-05-21 22:24:40,175 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-05-21 22:24:40,175 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-21 22:24:40,176 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-05-21 22:24:40,176 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-05-21 22:24:40,176 INFO L87 Difference]: Start difference. First operand 73254 states and 280560 transitions. Second operand has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 22:24:41,036 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-21 22:24:41,036 INFO L93 Difference]: Finished difference Result 69382 states and 261684 transitions. [2021-05-21 22:24:41,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-21 22:24:41,037 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 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 46 [2021-05-21 22:24:41,037 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-21 22:24:41,268 INFO L225 Difference]: With dead ends: 69382 [2021-05-21 22:24:41,269 INFO L226 Difference]: Without dead ends: 69382 [2021-05-21 22:24:41,269 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.9ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-05-21 22:24:42,653 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69382 states. [2021-05-21 22:24:43,485 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69382 to 69382. [2021-05-21 22:24:43,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 69382 states, 69381 states have (on average 3.7716954209365676) internal successors, (261684), 69381 states have internal predecessors, (261684), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 22:24:44,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69382 states to 69382 states and 261684 transitions. [2021-05-21 22:24:44,142 INFO L78 Accepts]: Start accepts. Automaton has 69382 states and 261684 transitions. Word has length 46 [2021-05-21 22:24:44,143 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-21 22:24:44,143 INFO L482 AbstractCegarLoop]: Abstraction has 69382 states and 261684 transitions. [2021-05-21 22:24:44,143 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 22:24:44,143 INFO L276 IsEmpty]: Start isEmpty. Operand 69382 states and 261684 transitions. [2021-05-21 22:24:44,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-05-21 22:24:44,156 INFO L513 BasicCegarLoop]: Found error trace [2021-05-21 22:24:44,156 INFO L521 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 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] [2021-05-21 22:24:44,156 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2021-05-21 22:24:44,156 INFO L430 AbstractCegarLoop]: === Iteration 12 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-21 22:24:44,157 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-21 22:24:44,157 INFO L82 PathProgramCache]: Analyzing trace with hash -1334802492, now seen corresponding path program 1 times [2021-05-21 22:24:44,157 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-21 22:24:44,157 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1903220853] [2021-05-21 22:24:44,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-21 22:24:44,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-21 22:24:44,176 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-05-21 22:24:44,176 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-21 22:24:44,176 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1903220853] [2021-05-21 22:24:44,176 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1903220853] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-21 22:24:44,176 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-21 22:24:44,176 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-05-21 22:24:44,177 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1483485898] [2021-05-21 22:24:44,177 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-05-21 22:24:44,177 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-21 22:24:44,177 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-05-21 22:24:44,177 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-05-21 22:24:44,177 INFO L87 Difference]: Start difference. First operand 69382 states and 261684 transitions. Second operand has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 22:24:44,450 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-21 22:24:44,450 INFO L93 Difference]: Finished difference Result 61638 states and 231676 transitions. [2021-05-21 22:24:44,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-21 22:24:44,451 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 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 46 [2021-05-21 22:24:44,451 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-21 22:24:44,451 INFO L225 Difference]: With dead ends: 61638 [2021-05-21 22:24:44,451 INFO L226 Difference]: Without dead ends: 0 [2021-05-21 22:24:44,452 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.0ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-05-21 22:24:44,452 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-05-21 22:24:44,452 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-05-21 22:24:44,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 22:24:44,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-05-21 22:24:44,452 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 46 [2021-05-21 22:24:44,452 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-21 22:24:44,452 INFO L482 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-05-21 22:24:44,452 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 22:24:44,452 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-05-21 22:24:44,452 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-05-21 22:24:44,453 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2021-05-21 22:24:44,453 INFO L315 ceAbstractionStarter]: Result for error location AllErrorsAtOnce was SAFE (1/2) [2021-05-21 22:24:44,453 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-05-21 22:24:44,453 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-05-21 22:24:44,454 INFO L379 AbstractCegarLoop]: Hoare is false [2021-05-21 22:24:44,454 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-05-21 22:24:44,454 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-05-21 22:24:44,454 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-05-21 22:24:44,454 INFO L383 AbstractCegarLoop]: Difference is false [2021-05-21 22:24:44,454 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-05-21 22:24:44,454 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == InUseError======== [2021-05-21 22:24:44,455 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 102 places, 108 transitions, 237 flow [2021-05-21 22:25:49,363 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 186933 states, 186910 states have (on average 4.333304799101172) internal successors, (809938), 186932 states have internal predecessors, (809938), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 22:25:49,599 INFO L276 IsEmpty]: Start isEmpty. Operand has 186933 states, 186910 states have (on average 4.333304799101172) internal successors, (809938), 186932 states have internal predecessors, (809938), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 22:25:49,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-05-21 22:25:49,604 INFO L513 BasicCegarLoop]: Found error trace [2021-05-21 22:25:49,604 INFO L521 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-21 22:25:49,604 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-05-21 22:25:49,604 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-21 22:25:49,604 INFO L82 PathProgramCache]: Analyzing trace with hash -739354484, now seen corresponding path program 1 times [2021-05-21 22:25:49,605 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-21 22:25:49,605 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [421028741] [2021-05-21 22:25:49,605 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-21 22:25:49,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-05-21 22:25:49,612 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-05-21 22:25:49,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-05-21 22:25:49,618 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-05-21 22:25:49,623 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-05-21 22:25:49,623 INFO L622 BasicCegarLoop]: Counterexample might be feasible [2021-05-21 22:25:49,623 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2021-05-21 22:25:49,623 INFO L315 ceAbstractionStarter]: Result for error location InUseError was UNSAFE (2/2) [2021-05-21 22:25:49,623 WARN L242 ceAbstractionStarter]: 3 thread instances were not sufficient, I will increase this number and restart the analysis [2021-05-21 22:25:49,623 INFO L478 ceAbstractionStarter]: Constructing petrified ICFG for 4 thread instances. [2021-05-21 22:25:49,636 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,636 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,636 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,636 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,636 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,636 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,636 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,636 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,636 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,636 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,637 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,637 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,637 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,637 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,637 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,637 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,637 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,637 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,637 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,637 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,637 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,637 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,637 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,637 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,638 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,638 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,638 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,638 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,638 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,638 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,638 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,638 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,638 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,638 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,638 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,638 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,638 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,638 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,639 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,639 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,639 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,639 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,639 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,639 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,639 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,639 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,639 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,639 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,639 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,639 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,639 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,639 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,640 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,640 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,640 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,640 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,640 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,640 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,640 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,640 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,640 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,640 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,640 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,640 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,640 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,640 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,640 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,641 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,641 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,641 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,641 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,641 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,641 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,641 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,641 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,641 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,641 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,641 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,641 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,641 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,642 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,642 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,642 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,642 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,642 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,642 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,642 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,642 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,642 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,642 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,642 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,642 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,642 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,642 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,642 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,643 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,643 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,643 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,643 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,643 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,643 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,643 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,643 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,643 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,643 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,643 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,643 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,643 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,643 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,644 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,644 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,644 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,644 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,644 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,644 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,644 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,644 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,644 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,644 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,644 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,644 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,644 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,644 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,644 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,645 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,645 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,645 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,645 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,645 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,645 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,645 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,645 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,645 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,645 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,645 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,645 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,645 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,645 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,645 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,645 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,646 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,646 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,646 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,646 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,646 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,646 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,646 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,646 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,646 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,646 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,646 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,646 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,647 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,647 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,647 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,647 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,647 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,647 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,647 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,647 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,647 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,647 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,647 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,647 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,647 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,647 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,647 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,647 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,648 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,648 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,648 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,648 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,648 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,648 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,648 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,648 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,648 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,648 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,648 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,648 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,648 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,648 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,649 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,649 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,649 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,649 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,649 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,649 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,649 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,649 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,649 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,649 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,649 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,649 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,649 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,649 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,649 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,649 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,650 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,650 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,650 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,650 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,650 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,650 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,650 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,650 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,650 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,650 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,650 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,650 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,650 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,650 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,650 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,651 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,651 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,651 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,651 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,651 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,651 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,651 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,651 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,651 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,651 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,651 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,652 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,652 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,652 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,652 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,652 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,652 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,652 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,652 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,652 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,652 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,652 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,652 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,652 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,652 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,653 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,653 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,653 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,653 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,653 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,653 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,653 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,653 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,653 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,653 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,653 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,653 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,653 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,654 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,654 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,654 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,654 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,654 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,654 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,654 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,654 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,654 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,654 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,654 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,654 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,655 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,655 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,655 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,655 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,655 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,655 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,655 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,655 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,655 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,655 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,655 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,655 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,655 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,655 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,656 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,656 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,656 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,656 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,656 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,656 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,656 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,656 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,656 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,656 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,656 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,656 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,656 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,656 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,656 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,657 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,657 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,657 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,657 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,657 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,657 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,657 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,657 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,657 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,658 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,658 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,658 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,658 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,658 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,658 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,659 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,659 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,659 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,659 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,659 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,660 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,660 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,660 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,660 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,660 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,660 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,661 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,661 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,661 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,661 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,661 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,661 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,661 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,661 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,661 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,662 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,662 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,663 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,663 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,663 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,663 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,663 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,663 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,663 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,663 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,663 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,663 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,663 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:25:49,665 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-05-21 22:25:49,665 INFO L255 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-05-21 22:25:49,666 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-05-21 22:25:49,666 INFO L379 AbstractCegarLoop]: Hoare is false [2021-05-21 22:25:49,666 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-05-21 22:25:49,666 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-05-21 22:25:49,666 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-05-21 22:25:49,666 INFO L383 AbstractCegarLoop]: Difference is false [2021-05-21 22:25:49,666 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-05-21 22:25:49,666 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-05-21 22:25:49,667 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 128 places, 136 transitions, 304 flow Received shutdown request... [2021-05-21 22:36:15,863 WARN L547 AbstractCegarLoop]: Verification canceled [2021-05-21 22:36:15,863 INFO L315 ceAbstractionStarter]: Result for error location AllErrorsAtOnce was TIMEOUT (1/2) [2021-05-21 22:36:15,863 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-05-21 22:36:15,864 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-05-21 22:36:15,864 INFO L379 AbstractCegarLoop]: Hoare is false [2021-05-21 22:36:15,864 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-05-21 22:36:15,864 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-05-21 22:36:15,864 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-05-21 22:36:15,864 INFO L383 AbstractCegarLoop]: Difference is false [2021-05-21 22:36:15,864 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-05-21 22:36:15,864 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == InUseError======== [2021-05-21 22:36:15,865 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 128 places, 136 transitions, 304 flow [2021-05-21 22:36:15,865 WARN L547 AbstractCegarLoop]: Verification canceled [2021-05-21 22:36:15,865 INFO L315 ceAbstractionStarter]: Result for error location InUseError was TIMEOUT (2/2) [2021-05-21 22:36:15,865 INFO L246 ceAbstractionStarter]: Analysis of concurrent program completed with 4 thread instances [2021-05-21 22:36:15,868 WARN L196 ceAbstractionStarter]: Timeout [2021-05-21 22:36:15,868 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.05 10:36:15 BasicIcfg [2021-05-21 22:36:15,869 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-05-21 22:36:15,870 INFO L168 Benchmark]: Toolchain (without parser) took 832004.42 ms. Allocated memory was 383.8 MB in the beginning and 15.8 GB in the end (delta: 15.4 GB). Free memory was 346.7 MB in the beginning and 9.9 GB in the end (delta: -9.6 GB). Peak memory consumption was 5.9 GB. Max. memory is 16.0 GB. [2021-05-21 22:36:15,870 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 383.8 MB. Free memory was 364.9 MB in the beginning and 364.8 MB in the end (delta: 125.9 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-05-21 22:36:15,870 INFO L168 Benchmark]: CACSL2BoogieTranslator took 525.21 ms. Allocated memory is still 383.8 MB. Free memory was 346.6 MB in the beginning and 346.7 MB in the end (delta: -121.5 kB). Peak memory consumption was 7.3 MB. Max. memory is 16.0 GB. [2021-05-21 22:36:15,870 INFO L168 Benchmark]: Boogie Procedure Inliner took 53.52 ms. Allocated memory is still 383.8 MB. Free memory was 346.7 MB in the beginning and 345.7 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.0 GB. [2021-05-21 22:36:15,870 INFO L168 Benchmark]: Boogie Preprocessor took 30.98 ms. Allocated memory is still 383.8 MB. Free memory was 345.7 MB in the beginning and 343.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-05-21 22:36:15,870 INFO L168 Benchmark]: RCFGBuilder took 440.72 ms. Allocated memory is still 383.8 MB. Free memory was 343.6 MB in the beginning and 315.2 MB in the end (delta: 28.3 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.0 GB. [2021-05-21 22:36:15,871 INFO L168 Benchmark]: TraceAbstraction took 830945.63 ms. Allocated memory was 383.8 MB in the beginning and 15.8 GB in the end (delta: 15.4 GB). Free memory was 315.2 MB in the beginning and 9.9 GB in the end (delta: -9.6 GB). Peak memory consumption was 5.8 GB. Max. memory is 16.0 GB. [2021-05-21 22:36:15,871 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 383.8 MB. Free memory was 364.9 MB in the beginning and 364.8 MB in the end (delta: 125.9 kB). There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 525.21 ms. Allocated memory is still 383.8 MB. Free memory was 346.6 MB in the beginning and 346.7 MB in the end (delta: -121.5 kB). Peak memory consumption was 7.3 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 53.52 ms. Allocated memory is still 383.8 MB. Free memory was 346.7 MB in the beginning and 345.7 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.0 GB. * Boogie Preprocessor took 30.98 ms. Allocated memory is still 383.8 MB. Free memory was 345.7 MB in the beginning and 343.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 440.72 ms. Allocated memory is still 383.8 MB. Free memory was 343.6 MB in the beginning and 315.2 MB in the end (delta: 28.3 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.0 GB. * TraceAbstraction took 830945.63 ms. Allocated memory was 383.8 MB in the beginning and 15.8 GB in the end (delta: 15.4 GB). Free memory was 315.2 MB in the beginning and 9.9 GB in the end (delta: -9.6 GB). Peak memory consumption was 5.8 GB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 718]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while BasicCegarLoop was constructing initial abstraction,while PetriNet2FiniteAutomaton was constructing automaton for Petri net that has has 128 places, 136 transitions, 304 flow. Already constructed 629840 states. Currently 76679 states in worklist.. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 3 procedures, 72 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 708.8ms, OverallIterations: 4, TraceHistogramMax: 1, EmptinessCheckTime: 27.0ms, AutomataDifference: 141.9ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 30.0ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 176 SDtfs, 40 SDslu, 118 SDs, 0 SdLazy, 22 SolverSat, 4 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 26.2ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 12 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 15.9ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=333occurred in iteration=0, InterpolantAutomatonStates: 12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 75.6ms AutomataMinimizationTime, 4 MinimizatonAttempts, 40 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 14.5ms SsaConstructionTime, 83.3ms SatisfiabilityAnalysisTime, 177.0ms InterpolantComputationTime, 128 NumberOfCodeBlocks, 128 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 124 ConstructedInterpolants, 0 QuantifiedInterpolants, 143 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data with 2 thread instances CFG has 4 procedures, 96 locations, 4 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 2217.1ms, OverallIterations: 8, TraceHistogramMax: 2, EmptinessCheckTime: 41.8ms, AutomataDifference: 527.8ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 394.8ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 761 SDtfs, 281 SDslu, 443 SDs, 0 SdLazy, 48 SolverSat, 6 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 61.0ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 24 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 19.6ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=7797occurred in iteration=0, InterpolantAutomatonStates: 24, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 950.9ms AutomataMinimizationTime, 8 MinimizatonAttempts, 4220 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 16.0ms SsaConstructionTime, 64.3ms SatisfiabilityAnalysisTime, 146.8ms InterpolantComputationTime, 284 NumberOfCodeBlocks, 284 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 276 ConstructedInterpolants, 0 QuantifiedInterpolants, 314 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 20/20 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data with 3 thread instances CFG has 5 procedures, 120 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 136097.3ms, OverallIterations: 12, TraceHistogramMax: 3, EmptinessCheckTime: 357.2ms, AutomataDifference: 17394.2ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 67090.8ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 1739 SDtfs, 717 SDslu, 969 SDs, 0 SdLazy, 77 SolverSat, 9 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 66.7ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 36 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 29.9ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=186933occurred in iteration=0, InterpolantAutomatonStates: 36, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 50361.6ms AutomataMinimizationTime, 12 MinimizatonAttempts, 182418 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 11.7ms SsaConstructionTime, 43.4ms SatisfiabilityAnalysisTime, 692.4ms InterpolantComputationTime, 468 NumberOfCodeBlocks, 468 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 456 ConstructedInterpolants, 0 QuantifiedInterpolants, 513 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 PerfectInterpolantSequences, 88/88 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data with 4 thread instances CFG has 6 procedures, 144 locations, 6 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 626197.0ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 626196.3ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for thread instance sufficiency with 1 thread instances CFG has 3 procedures, 72 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 50.7ms, OverallIterations: 1, TraceHistogramMax: 2, EmptinessCheckTime: 1.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 8.0ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=333occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 1.2ms SsaConstructionTime, 7.9ms SatisfiabilityAnalysisTime, 0.0ms InterpolantComputationTime, 23 NumberOfCodeBlocks, 23 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for thread instance sufficiency with 2 thread instances CFG has 4 procedures, 96 locations, 4 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 295.0ms, OverallIterations: 1, TraceHistogramMax: 3, EmptinessCheckTime: 13.5ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 261.4ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=7797occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.7ms SsaConstructionTime, 4.3ms SatisfiabilityAnalysisTime, 0.0ms InterpolantComputationTime, 30 NumberOfCodeBlocks, 30 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for thread instance sufficiency with 3 thread instances CFG has 5 procedures, 120 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 65169.6ms, OverallIterations: 1, TraceHistogramMax: 4, EmptinessCheckTime: 240.4ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 64909.3ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=186933occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.8ms SsaConstructionTime, 4.3ms SatisfiabilityAnalysisTime, 0.0ms InterpolantComputationTime, 37 NumberOfCodeBlocks, 37 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for thread instance sufficiency with 4 thread instances CFG has 6 procedures, 144 locations, 6 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 1.6ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 1.0ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown