/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf -i ../../../trunk/examples/svcomp/goblint-regression/28-race_reach_05-lockfuns_racefree.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-344d29da17dfcedfb91d6006a5dbd12b556a868d-344d29d [2021-02-16 18:49:59,465 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-02-16 18:49:59,469 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-02-16 18:49:59,523 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-02-16 18:49:59,523 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-02-16 18:49:59,528 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-02-16 18:49:59,531 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-02-16 18:49:59,540 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-02-16 18:49:59,543 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-02-16 18:49:59,551 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-02-16 18:49:59,553 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-02-16 18:49:59,554 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-02-16 18:49:59,555 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-02-16 18:49:59,558 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-02-16 18:49:59,561 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-02-16 18:49:59,563 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-02-16 18:49:59,564 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-02-16 18:49:59,567 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-02-16 18:49:59,575 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-02-16 18:49:59,583 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-02-16 18:49:59,584 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-02-16 18:49:59,586 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-02-16 18:49:59,588 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-02-16 18:49:59,591 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-02-16 18:49:59,597 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-02-16 18:49:59,598 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-02-16 18:49:59,598 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-02-16 18:49:59,601 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-02-16 18:49:59,601 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-02-16 18:49:59,606 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-02-16 18:49:59,606 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-02-16 18:49:59,607 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-02-16 18:49:59,608 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-02-16 18:49:59,609 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-02-16 18:49:59,611 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-02-16 18:49:59,612 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-02-16 18:49:59,613 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-02-16 18:49:59,613 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-02-16 18:49:59,613 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-02-16 18:49:59,614 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-02-16 18:49:59,615 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-02-16 18:49:59,620 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf [2021-02-16 18:49:59,675 INFO L113 SettingsManager]: Loading preferences was successful [2021-02-16 18:49:59,675 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-02-16 18:49:59,681 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-02-16 18:49:59,681 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-02-16 18:49:59,681 INFO L138 SettingsManager]: * Use SBE=true [2021-02-16 18:49:59,681 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-02-16 18:49:59,682 INFO L138 SettingsManager]: * sizeof long=4 [2021-02-16 18:49:59,682 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-02-16 18:49:59,682 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-02-16 18:49:59,683 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-02-16 18:49:59,684 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-02-16 18:49:59,684 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-02-16 18:49:59,685 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-02-16 18:49:59,685 INFO L138 SettingsManager]: * sizeof long double=12 [2021-02-16 18:49:59,685 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-02-16 18:49:59,685 INFO L138 SettingsManager]: * Use constant arrays=true [2021-02-16 18:49:59,685 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-02-16 18:49:59,686 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-02-16 18:49:59,686 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-02-16 18:49:59,686 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-02-16 18:49:59,687 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-02-16 18:49:59,687 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-02-16 18:49:59,687 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-02-16 18:49:59,687 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-02-16 18:49:59,688 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-02-16 18:49:59,688 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-02-16 18:49:59,688 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-02-16 18:49:59,688 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-02-16 18:49:59,689 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-02-16 18:49:59,689 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-02-16 18:50:00,070 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-02-16 18:50:00,122 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-02-16 18:50:00,125 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-02-16 18:50:00,127 INFO L271 PluginConnector]: Initializing CDTParser... [2021-02-16 18:50:00,128 INFO L275 PluginConnector]: CDTParser initialized [2021-02-16 18:50:00,129 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_05-lockfuns_racefree.i [2021-02-16 18:50:00,213 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/29666aac5/3b12f74988bc41d1b9a2cb7a1bbe662f/FLAG7b0602301 [2021-02-16 18:50:00,949 INFO L306 CDTParser]: Found 1 translation units. [2021-02-16 18:50:00,950 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_05-lockfuns_racefree.i [2021-02-16 18:50:00,983 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/29666aac5/3b12f74988bc41d1b9a2cb7a1bbe662f/FLAG7b0602301 [2021-02-16 18:50:01,256 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/29666aac5/3b12f74988bc41d1b9a2cb7a1bbe662f [2021-02-16 18:50:01,259 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-02-16 18:50:01,272 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-02-16 18:50:01,274 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-02-16 18:50:01,274 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-02-16 18:50:01,279 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-02-16 18:50:01,280 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.02 06:50:01" (1/1) ... [2021-02-16 18:50:01,281 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4380f95b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.02 06:50:01, skipping insertion in model container [2021-02-16 18:50:01,282 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.02 06:50:01" (1/1) ... [2021-02-16 18:50:01,290 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-02-16 18:50:01,331 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-02-16 18:50:01,691 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_05-lockfuns_racefree.i[29913,29926] [2021-02-16 18:50:01,745 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-16 18:50:01,767 INFO L203 MainTranslator]: Completed pre-run [2021-02-16 18:50:01,862 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_05-lockfuns_racefree.i[29913,29926] [2021-02-16 18:50:01,878 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-16 18:50:02,004 INFO L208 MainTranslator]: Completed translation [2021-02-16 18:50:02,004 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.02 06:50:02 WrapperNode [2021-02-16 18:50:02,005 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-02-16 18:50:02,006 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-02-16 18:50:02,006 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-02-16 18:50:02,006 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-02-16 18:50:02,016 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.02 06:50:02" (1/1) ... [2021-02-16 18:50:02,032 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.02 06:50:02" (1/1) ... [2021-02-16 18:50:02,062 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-02-16 18:50:02,063 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-02-16 18:50:02,063 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-02-16 18:50:02,063 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-02-16 18:50:02,074 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.02 06:50:02" (1/1) ... [2021-02-16 18:50:02,074 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.02 06:50:02" (1/1) ... [2021-02-16 18:50:02,078 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.02 06:50:02" (1/1) ... [2021-02-16 18:50:02,078 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.02 06:50:02" (1/1) ... [2021-02-16 18:50:02,085 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.02 06:50:02" (1/1) ... [2021-02-16 18:50:02,090 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.02 06:50:02" (1/1) ... [2021-02-16 18:50:02,093 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.02 06:50:02" (1/1) ... [2021-02-16 18:50:02,097 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-02-16 18:50:02,098 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-02-16 18:50:02,098 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-02-16 18:50:02,098 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-02-16 18:50:02,099 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.02 06:50:02" (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 [2021-02-16 18:50:02,211 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-02-16 18:50:02,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-02-16 18:50:02,213 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-02-16 18:50:02,214 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-02-16 18:50:02,214 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2021-02-16 18:50:02,215 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2021-02-16 18:50:02,215 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-02-16 18:50:02,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-02-16 18:50:02,216 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-02-16 18:50:02,217 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-02-16 18:50:02,219 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-02-16 18:50:02,801 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-02-16 18:50:02,801 INFO L299 CfgBuilder]: Removed 24 assume(true) statements. [2021-02-16 18:50:02,803 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.02 06:50:02 BoogieIcfgContainer [2021-02-16 18:50:02,803 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-02-16 18:50:02,805 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-02-16 18:50:02,806 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-02-16 18:50:02,810 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-02-16 18:50:02,810 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.02 06:50:01" (1/3) ... [2021-02-16 18:50:02,811 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@196f5c16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.02 06:50:02, skipping insertion in model container [2021-02-16 18:50:02,811 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.02 06:50:02" (2/3) ... [2021-02-16 18:50:02,812 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@196f5c16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.02 06:50:02, skipping insertion in model container [2021-02-16 18:50:02,812 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.02 06:50:02" (3/3) ... [2021-02-16 18:50:02,813 INFO L111 eAbstractionObserver]: Analyzing ICFG 28-race_reach_05-lockfuns_racefree.i [2021-02-16 18:50:02,820 WARN L142 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-02-16 18:50:02,821 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-02-16 18:50:02,826 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-02-16 18:50:02,827 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-02-16 18:50:02,861 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:02,861 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:02,861 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:02,861 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:02,862 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:02,862 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:02,862 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:02,862 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:02,863 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:02,863 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:02,863 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:02,863 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:02,864 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:02,864 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:02,864 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:02,864 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:02,865 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:02,865 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:02,865 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:02,865 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:02,866 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:02,866 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:02,866 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:02,866 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:02,867 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:02,867 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:02,867 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:02,867 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:02,868 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:02,868 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:02,868 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:02,868 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:02,869 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:02,869 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:02,869 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:02,869 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:02,870 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:02,870 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:02,872 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:02,873 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:02,873 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:02,873 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:02,874 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:02,874 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:02,874 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:02,874 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:02,874 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:02,883 INFO L149 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2021-02-16 18:50:02,905 INFO L253 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-02-16 18:50:02,929 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-02-16 18:50:02,929 INFO L377 AbstractCegarLoop]: Hoare is true [2021-02-16 18:50:02,929 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-02-16 18:50:02,930 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-02-16 18:50:02,930 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-02-16 18:50:02,930 INFO L381 AbstractCegarLoop]: Difference is false [2021-02-16 18:50:02,930 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-02-16 18:50:02,930 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-02-16 18:50:02,944 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 87 places, 96 transitions, 200 flow [2021-02-16 18:50:02,998 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 848 states, 842 states have (on average 2.2648456057007125) internal successors, (1907), 847 states have internal predecessors, (1907), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-02-16 18:50:03,003 INFO L276 IsEmpty]: Start isEmpty. Operand has 848 states, 842 states have (on average 2.2648456057007125) internal successors, (1907), 847 states have internal predecessors, (1907), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-02-16 18:50:03,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-02-16 18:50:03,013 INFO L497 BasicCegarLoop]: Found error trace [2021-02-16 18:50:03,015 INFO L505 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-16 18:50:03,015 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-16 18:50:03,021 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-16 18:50:03,022 INFO L82 PathProgramCache]: Analyzing trace with hash -2074182353, now seen corresponding path program 1 times [2021-02-16 18:50:03,032 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-16 18:50:03,032 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [957188182] [2021-02-16 18:50:03,033 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-16 18:50:03,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-02-16 18:50:03,186 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-02-16 18:50:03,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-02-16 18:50:03,228 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-02-16 18:50:03,265 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-02-16 18:50:03,266 INFO L606 BasicCegarLoop]: Counterexample might be feasible [2021-02-16 18:50:03,266 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-02-16 18:50:03,267 WARN L342 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2021-02-16 18:50:03,267 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2021-02-16 18:50:03,282 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:03,282 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:03,283 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:03,283 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:03,283 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:03,283 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:03,283 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:03,284 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:03,284 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:03,284 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:03,284 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:03,285 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:03,285 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:03,285 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:03,285 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:03,286 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:03,286 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:03,286 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:03,287 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:03,287 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:03,287 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:03,287 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:03,288 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:03,288 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:03,288 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:03,288 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:03,288 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:03,289 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:03,289 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:03,289 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:03,289 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:03,290 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:03,290 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:03,290 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:03,290 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:03,290 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:03,291 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:03,291 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:03,291 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:03,292 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:03,292 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:03,292 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:03,292 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:03,292 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:03,292 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:03,293 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:03,293 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:03,293 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:03,293 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:03,294 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:03,294 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:03,294 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:03,294 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:03,295 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:03,295 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:03,295 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:03,295 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:03,296 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:03,296 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:03,296 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:03,296 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:03,297 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:03,297 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:03,297 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:03,297 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:03,297 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:03,298 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:03,298 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:03,298 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:03,298 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:03,299 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:03,299 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:03,299 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:03,299 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:03,299 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:03,300 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:03,300 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:03,301 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:03,301 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:03,301 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:03,301 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:03,301 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:03,302 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:03,302 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:03,302 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:03,304 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:03,305 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:03,305 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:03,305 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:03,305 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:03,306 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:03,306 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:03,306 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:03,306 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:03,310 INFO L149 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-02-16 18:50:03,311 INFO L253 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-02-16 18:50:03,313 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-02-16 18:50:03,313 INFO L377 AbstractCegarLoop]: Hoare is true [2021-02-16 18:50:03,313 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-02-16 18:50:03,313 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-02-16 18:50:03,313 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-02-16 18:50:03,314 INFO L381 AbstractCegarLoop]: Difference is false [2021-02-16 18:50:03,314 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-02-16 18:50:03,314 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-02-16 18:50:03,317 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 113 places, 127 transitions, 272 flow [2021-02-16 18:50:05,327 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 20240 states, 20231 states have (on average 3.4637931886708517) internal successors, (70076), 20239 states have internal predecessors, (70076), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-02-16 18:50:05,478 INFO L276 IsEmpty]: Start isEmpty. Operand has 20240 states, 20231 states have (on average 3.4637931886708517) internal successors, (70076), 20239 states have internal predecessors, (70076), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-02-16 18:50:05,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-02-16 18:50:05,483 INFO L497 BasicCegarLoop]: Found error trace [2021-02-16 18:50:05,483 INFO L505 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-16 18:50:05,483 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-16 18:50:05,484 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-16 18:50:05,485 INFO L82 PathProgramCache]: Analyzing trace with hash -1059467239, now seen corresponding path program 1 times [2021-02-16 18:50:05,485 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-16 18:50:05,485 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [935003877] [2021-02-16 18:50:05,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-16 18:50:05,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-16 18:50:05,585 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:50:05,586 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 18:50:05,587 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:50:05,588 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 18:50:05,594 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-16 18:50:05,594 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [935003877] [2021-02-16 18:50:05,595 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-16 18:50:05,595 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-02-16 18:50:05,596 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [303189590] [2021-02-16 18:50:05,601 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-02-16 18:50:05,602 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-16 18:50:05,618 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-02-16 18:50:05,622 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-02-16 18:50:05,777 INFO L87 Difference]: Start difference. First operand has 20240 states, 20231 states have (on average 3.4637931886708517) internal successors, (70076), 20239 states have internal predecessors, (70076), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 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) [2021-02-16 18:50:06,112 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-16 18:50:06,113 INFO L93 Difference]: Finished difference Result 19639 states and 55521 transitions. [2021-02-16 18:50:06,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-02-16 18:50:06,115 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 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 35 [2021-02-16 18:50:06,116 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-16 18:50:06,238 INFO L225 Difference]: With dead ends: 19639 [2021-02-16 18:50:06,239 INFO L226 Difference]: Without dead ends: 11414 [2021-02-16 18:50:06,240 INFO L761 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-02-16 18:50:06,712 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11414 states. [2021-02-16 18:50:07,073 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11414 to 11414. [2021-02-16 18:50:07,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11414 states, 11410 states have (on average 2.8245398773006136) internal successors, (32228), 11413 states have internal predecessors, (32228), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-02-16 18:50:07,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11414 states to 11414 states and 32228 transitions. [2021-02-16 18:50:07,167 INFO L78 Accepts]: Start accepts. Automaton has 11414 states and 32228 transitions. Word has length 35 [2021-02-16 18:50:07,168 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-16 18:50:07,168 INFO L480 AbstractCegarLoop]: Abstraction has 11414 states and 32228 transitions. [2021-02-16 18:50:07,168 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 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) [2021-02-16 18:50:07,168 INFO L276 IsEmpty]: Start isEmpty. Operand 11414 states and 32228 transitions. [2021-02-16 18:50:07,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-02-16 18:50:07,176 INFO L497 BasicCegarLoop]: Found error trace [2021-02-16 18:50:07,176 INFO L505 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-16 18:50:07,177 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-02-16 18:50:07,178 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-16 18:50:07,184 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-16 18:50:07,185 INFO L82 PathProgramCache]: Analyzing trace with hash 1438548698, now seen corresponding path program 1 times [2021-02-16 18:50:07,185 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-16 18:50:07,186 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1103746199] [2021-02-16 18:50:07,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-16 18:50:07,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-16 18:50:07,280 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:50:07,280 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 18:50:07,281 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:50:07,282 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-16 18:50:07,295 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:50:07,295 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 18:50:07,298 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-16 18:50:07,298 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1103746199] [2021-02-16 18:50:07,298 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-16 18:50:07,298 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-02-16 18:50:07,299 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1520004687] [2021-02-16 18:50:07,300 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-02-16 18:50:07,300 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-16 18:50:07,301 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-02-16 18:50:07,301 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-02-16 18:50:07,301 INFO L87 Difference]: Start difference. First operand 11414 states and 32228 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) [2021-02-16 18:50:07,492 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-16 18:50:07,493 INFO L93 Difference]: Finished difference Result 11403 states and 32217 transitions. [2021-02-16 18:50:07,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-16 18:50:07,494 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 35 [2021-02-16 18:50:07,494 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-16 18:50:07,573 INFO L225 Difference]: With dead ends: 11403 [2021-02-16 18:50:07,573 INFO L226 Difference]: Without dead ends: 11403 [2021-02-16 18:50:07,574 INFO L761 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-02-16 18:50:07,953 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11403 states. [2021-02-16 18:50:08,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11403 to 11403. [2021-02-16 18:50:08,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11403 states, 11400 states have (on average 2.826052631578947) internal successors, (32217), 11402 states have internal predecessors, (32217), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-02-16 18:50:08,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11403 states to 11403 states and 32217 transitions. [2021-02-16 18:50:08,352 INFO L78 Accepts]: Start accepts. Automaton has 11403 states and 32217 transitions. Word has length 35 [2021-02-16 18:50:08,352 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-16 18:50:08,352 INFO L480 AbstractCegarLoop]: Abstraction has 11403 states and 32217 transitions. [2021-02-16 18:50:08,353 INFO L481 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) [2021-02-16 18:50:08,353 INFO L276 IsEmpty]: Start isEmpty. Operand 11403 states and 32217 transitions. [2021-02-16 18:50:08,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-02-16 18:50:08,360 INFO L497 BasicCegarLoop]: Found error trace [2021-02-16 18:50:08,361 INFO L505 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-16 18:50:08,361 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-02-16 18:50:08,361 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-16 18:50:08,362 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-16 18:50:08,363 INFO L82 PathProgramCache]: Analyzing trace with hash 492064813, now seen corresponding path program 1 times [2021-02-16 18:50:08,363 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-16 18:50:08,364 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [673121374] [2021-02-16 18:50:08,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-16 18:50:08,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-02-16 18:50:08,439 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-02-16 18:50:08,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-02-16 18:50:08,491 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-02-16 18:50:08,511 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-02-16 18:50:08,511 INFO L606 BasicCegarLoop]: Counterexample might be feasible [2021-02-16 18:50:08,511 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-02-16 18:50:08,512 WARN L342 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2021-02-16 18:50:08,513 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2021-02-16 18:50:08,537 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,537 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,537 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,538 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,538 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,538 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,538 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,538 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,539 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,539 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,539 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,539 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,539 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,540 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,540 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,540 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,540 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,541 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,541 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,541 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,541 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,541 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,542 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,542 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,542 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,542 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,542 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,543 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,544 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,544 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,544 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,544 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,544 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,545 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,545 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,545 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,545 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,545 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,546 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,547 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,548 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,548 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,548 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,548 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,548 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,548 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,549 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,556 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,557 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,557 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,557 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,557 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,558 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,558 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,558 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,558 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,558 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,559 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,564 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,564 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,565 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,565 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,565 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,565 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,565 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,566 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,566 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,566 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,567 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,569 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,569 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,569 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,570 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,571 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,572 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,572 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,572 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,573 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,573 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,573 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,575 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,576 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,576 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,576 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,576 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,576 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,577 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,577 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,577 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,577 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,577 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,578 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,578 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,578 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,578 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,579 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,579 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,579 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,579 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,580 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,580 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,580 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,580 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,580 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,581 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,581 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,581 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,581 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,581 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,582 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,582 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,582 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,582 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,582 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,583 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,583 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,584 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,584 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,584 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,584 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,584 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,585 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,585 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,587 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,587 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,587 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,587 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,588 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,588 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,588 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,588 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,588 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,591 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,591 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,591 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,591 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,591 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,592 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,592 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,592 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,594 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:50:08,599 INFO L149 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-02-16 18:50:08,600 INFO L253 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-02-16 18:50:08,601 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-02-16 18:50:08,601 INFO L377 AbstractCegarLoop]: Hoare is true [2021-02-16 18:50:08,602 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-02-16 18:50:08,602 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-02-16 18:50:08,602 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-02-16 18:50:08,602 INFO L381 AbstractCegarLoop]: Difference is false [2021-02-16 18:50:08,602 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-02-16 18:50:08,602 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-02-16 18:50:08,613 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 139 places, 158 transitions, 346 flow [2021-02-16 18:58:28,922 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 493448 states, 493434 states have (on average 4.651933186606517) internal successors, (2295422), 493447 states have internal predecessors, (2295422), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-02-16 18:58:29,932 INFO L276 IsEmpty]: Start isEmpty. Operand has 493448 states, 493434 states have (on average 4.651933186606517) internal successors, (2295422), 493447 states have internal predecessors, (2295422), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-02-16 18:58:29,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-02-16 18:58:29,933 INFO L497 BasicCegarLoop]: Found error trace [2021-02-16 18:58:29,934 INFO L505 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-16 18:58:29,934 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-16 18:58:29,934 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-16 18:58:29,935 INFO L82 PathProgramCache]: Analyzing trace with hash 1767504119, now seen corresponding path program 1 times [2021-02-16 18:58:29,935 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-16 18:58:29,935 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1505795881] [2021-02-16 18:58:29,935 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-16 18:58:29,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-16 18:58:29,965 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:58:29,965 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 18:58:29,966 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:58:29,967 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 18:58:29,969 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-16 18:58:29,969 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1505795881] [2021-02-16 18:58:29,969 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-16 18:58:29,969 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-02-16 18:58:29,970 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1615756135] [2021-02-16 18:58:29,970 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-02-16 18:58:29,970 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-16 18:58:29,971 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-02-16 18:58:29,971 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-02-16 18:58:30,571 INFO L87 Difference]: Start difference. First operand has 493448 states, 493434 states have (on average 4.651933186606517) internal successors, (2295422), 493447 states have internal predecessors, (2295422), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 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) [2021-02-16 18:58:39,947 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-16 18:58:39,948 INFO L93 Difference]: Finished difference Result 479023 states and 1806429 transitions. [2021-02-16 18:58:39,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-02-16 18:58:39,949 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 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 35 [2021-02-16 18:58:39,949 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-16 18:58:42,435 INFO L225 Difference]: With dead ends: 479023 [2021-02-16 18:58:42,435 INFO L226 Difference]: Without dead ends: 273494 [2021-02-16 18:58:42,436 INFO L761 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-02-16 18:59:14,437 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 273494 states. [2021-02-16 18:59:23,555 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 273494 to 273494. [2021-02-16 18:59:23,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 273494 states, 273489 states have (on average 3.7847664805531482) internal successors, (1035092), 273493 states have internal predecessors, (1035092), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-02-16 18:59:27,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273494 states to 273494 states and 1035092 transitions. [2021-02-16 18:59:27,338 INFO L78 Accepts]: Start accepts. Automaton has 273494 states and 1035092 transitions. Word has length 35 [2021-02-16 18:59:27,339 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-16 18:59:27,339 INFO L480 AbstractCegarLoop]: Abstraction has 273494 states and 1035092 transitions. [2021-02-16 18:59:27,339 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 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) [2021-02-16 18:59:27,339 INFO L276 IsEmpty]: Start isEmpty. Operand 273494 states and 1035092 transitions. [2021-02-16 18:59:27,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-02-16 18:59:27,340 INFO L497 BasicCegarLoop]: Found error trace [2021-02-16 18:59:27,340 INFO L505 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-16 18:59:27,340 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-02-16 18:59:27,340 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-16 18:59:27,341 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-16 18:59:27,341 INFO L82 PathProgramCache]: Analyzing trace with hash -29447240, now seen corresponding path program 1 times [2021-02-16 18:59:27,341 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-16 18:59:27,342 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [512957104] [2021-02-16 18:59:27,342 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-16 18:59:27,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-16 18:59:27,418 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:59:27,418 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 18:59:27,421 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:59:27,423 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-16 18:59:27,428 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:59:27,430 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 18:59:27,432 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-16 18:59:27,433 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [512957104] [2021-02-16 18:59:27,434 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-16 18:59:27,434 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-02-16 18:59:27,434 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1381835372] [2021-02-16 18:59:27,435 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-02-16 18:59:27,436 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-16 18:59:27,436 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-02-16 18:59:27,437 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-02-16 18:59:27,437 INFO L87 Difference]: Start difference. First operand 273494 states and 1035092 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) [2021-02-16 18:59:30,342 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-16 18:59:30,343 INFO L93 Difference]: Finished difference Result 273483 states and 1035081 transitions. [2021-02-16 18:59:30,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-16 18:59:30,343 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 35 [2021-02-16 18:59:30,343 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-16 18:59:32,953 INFO L225 Difference]: With dead ends: 273483 [2021-02-16 18:59:32,954 INFO L226 Difference]: Without dead ends: 273483 [2021-02-16 18:59:32,954 INFO L761 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-02-16 19:00:04,831 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 273483 states. [2021-02-16 19:00:11,816 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 273483 to 273483. [2021-02-16 19:00:12,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 273483 states, 273479 states have (on average 3.7848646513991935) internal successors, (1035081), 273482 states have internal predecessors, (1035081), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-02-16 19:00:14,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273483 states to 273483 states and 1035081 transitions. [2021-02-16 19:00:14,832 INFO L78 Accepts]: Start accepts. Automaton has 273483 states and 1035081 transitions. Word has length 35 [2021-02-16 19:00:14,846 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-16 19:00:14,847 INFO L480 AbstractCegarLoop]: Abstraction has 273483 states and 1035081 transitions. [2021-02-16 19:00:14,847 INFO L481 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) [2021-02-16 19:00:14,847 INFO L276 IsEmpty]: Start isEmpty. Operand 273483 states and 1035081 transitions. [2021-02-16 19:00:14,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-02-16 19:00:14,851 INFO L497 BasicCegarLoop]: Found error trace [2021-02-16 19:00:14,851 INFO L505 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-16 19:00:14,851 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-02-16 19:00:14,852 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-16 19:00:14,852 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-16 19:00:14,852 INFO L82 PathProgramCache]: Analyzing trace with hash -1448706850, now seen corresponding path program 1 times [2021-02-16 19:00:14,852 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-16 19:00:14,853 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [868934420] [2021-02-16 19:00:14,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-16 19:00:14,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-16 19:00:14,964 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:14,964 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:14,967 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:14,968 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-16 19:00:14,974 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:14,975 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-16 19:00:14,981 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:14,982 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-16 19:00:14,991 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:14,991 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:14,996 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-16 19:00:14,996 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [868934420] [2021-02-16 19:00:14,997 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1114363106] [2021-02-16 19:00:14,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-02-16 19:00:15,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-16 19:00:15,151 INFO L263 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 4 conjunts are in the unsatisfiable core [2021-02-16 19:00:15,155 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-02-16 19:00:15,162 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,163 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,163 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,164 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,165 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,165 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,166 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,166 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,167 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,168 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,168 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,169 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,170 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,170 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,171 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,172 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,172 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,173 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,173 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,174 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,175 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,175 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,176 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,176 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,177 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,178 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,178 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,179 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,179 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,180 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,180 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,181 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,182 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,182 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,183 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,183 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,184 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,184 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,185 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,185 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,186 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,187 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,187 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,188 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,188 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,189 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,189 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,190 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,190 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,191 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,192 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,192 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,193 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,193 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,194 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,194 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,195 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,196 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,196 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,197 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,197 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,198 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,198 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,199 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,200 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,200 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,201 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,201 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,202 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,202 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,203 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,203 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,204 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,205 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,205 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,206 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,206 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,207 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,207 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,208 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,209 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,209 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,210 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,210 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,211 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,211 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,212 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,212 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,213 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,214 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,214 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,215 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,215 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,216 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,216 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,217 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,217 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,218 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,219 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,219 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,220 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,220 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,221 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,221 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,222 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,223 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,223 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,224 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,224 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,225 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,225 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,226 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,227 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,227 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,228 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,228 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,229 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,229 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,230 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,230 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,231 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,231 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,232 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,232 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,233 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,233 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,234 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,234 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,235 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,236 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,236 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,237 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,237 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,238 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,238 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,239 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,239 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,240 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,240 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,241 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,241 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,242 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,242 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,243 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,244 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,244 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,245 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,245 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,246 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,246 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,247 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,247 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,248 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,248 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,249 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,249 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,250 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,250 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,251 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,252 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,252 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,253 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,253 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,254 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,254 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,255 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,255 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,256 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,256 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,257 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,257 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,258 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,258 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,259 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,259 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,260 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,260 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,261 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,261 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,262 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,262 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,263 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,263 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,264 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,265 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,265 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-16 19:00:15,266 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,266 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-16 19:00:15,267 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,267 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-16 19:00:15,268 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,268 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-16 19:00:15,278 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,278 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-16 19:00:15,279 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,279 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-16 19:00:15,280 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,280 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-16 19:00:15,281 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,281 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-16 19:00:15,282 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,282 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-16 19:00:15,283 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,283 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-16 19:00:15,284 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,284 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-16 19:00:15,285 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,285 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-16 19:00:15,286 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,287 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-16 19:00:15,287 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,288 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-16 19:00:15,288 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,289 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-16 19:00:15,289 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,290 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-16 19:00:15,290 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,291 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-16 19:00:15,291 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,292 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-16 19:00:15,292 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,293 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-16 19:00:15,293 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,294 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-16 19:00:15,305 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,309 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-16 19:00:15,315 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,337 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-16 19:00:15,338 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,340 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-16 19:00:15,341 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-02-16 19:00:15,343 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,353 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-02-16 19:00:15,354 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,354 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-16 19:00:15,364 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,365 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-02-16 19:00:15,366 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,368 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-16 19:00:15,369 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,370 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-02-16 19:00:15,371 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-02-16 19:00:15,372 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,374 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-02-16 19:00:15,374 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,375 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-16 19:00:15,375 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,376 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-16 19:00:15,377 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,377 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-16 19:00:15,378 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,378 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-16 19:00:15,378 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,379 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-16 19:00:15,381 WARN L141 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-02-16 19:00:15,382 WARN L147 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size 1 [2021-02-16 19:00:15,382 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,383 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,383 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,384 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,384 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,384 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,385 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,385 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,386 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,386 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,387 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,387 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,388 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,388 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,389 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,389 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,390 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,390 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,391 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,391 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,392 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,392 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,393 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,393 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,394 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,394 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,395 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,395 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,396 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,396 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,397 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,397 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,398 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,398 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,399 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,399 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,400 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,400 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,401 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,401 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,401 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,402 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,402 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,403 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,403 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,404 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,404 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,405 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,405 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,406 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,406 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,407 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,407 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,407 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,408 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,408 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,409 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,409 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,410 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 19:00:15,410 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 19:00:15,415 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-16 19:00:15,415 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-02-16 19:00:15,415 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-02-16 19:00:15,416 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [379085134] [2021-02-16 19:00:15,416 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-02-16 19:00:15,416 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-16 19:00:15,417 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-02-16 19:00:15,417 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-02-16 19:00:15,417 INFO L87 Difference]: Start difference. First operand 273483 states and 1035081 transitions. Second operand has 7 states, 7 states have (on average 7.0) internal successors, (49), 7 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-02-16 19:00:18,146 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-16 19:00:18,146 INFO L93 Difference]: Finished difference Result 273219 states and 1034564 transitions. [2021-02-16 19:00:18,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-02-16 19:00:18,147 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.0) internal successors, (49), 7 states have internal predecessors, (49), 0 states have call successors, (0), 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 42 [2021-02-16 19:00:18,147 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-16 19:00:22,053 INFO L225 Difference]: With dead ends: 273219 [2021-02-16 19:00:22,053 INFO L226 Difference]: Without dead ends: 273219 [2021-02-16 19:00:22,054 INFO L761 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2021-02-16 19:00:56,307 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 273219 states. [2021-02-16 19:01:02,641 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 273219 to 273219. [2021-02-16 19:01:03,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 273219 states, 273216 states have (on average 3.786615717966737) internal successors, (1034564), 273218 states have internal predecessors, (1034564), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-02-16 19:01:05,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273219 states to 273219 states and 1034564 transitions. [2021-02-16 19:01:05,476 INFO L78 Accepts]: Start accepts. Automaton has 273219 states and 1034564 transitions. Word has length 42 [2021-02-16 19:01:05,476 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-16 19:01:05,476 INFO L480 AbstractCegarLoop]: Abstraction has 273219 states and 1034564 transitions. [2021-02-16 19:01:05,476 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 7.0) internal successors, (49), 7 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-02-16 19:01:05,476 INFO L276 IsEmpty]: Start isEmpty. Operand 273219 states and 1034564 transitions. [2021-02-16 19:01:05,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-02-16 19:01:05,483 INFO L497 BasicCegarLoop]: Found error trace [2021-02-16 19:01:05,483 INFO L505 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-16 19:01:05,692 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2021-02-16 19:01:05,693 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-16 19:01:05,693 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-16 19:01:05,693 INFO L82 PathProgramCache]: Analyzing trace with hash 472242254, now seen corresponding path program 1 times [2021-02-16 19:01:05,693 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-16 19:01:05,694 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [428869218] [2021-02-16 19:01:05,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-16 19:01:05,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-02-16 19:01:05,716 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-02-16 19:01:05,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-02-16 19:01:05,747 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-02-16 19:01:05,766 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-02-16 19:01:05,766 INFO L606 BasicCegarLoop]: Counterexample might be feasible [2021-02-16 19:01:05,766 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-02-16 19:01:05,766 WARN L342 ceAbstractionStarter]: 3 thread instances were not sufficient, I will increase this number and restart the analysis [2021-02-16 19:01:05,767 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 4 thread instances. [2021-02-16 19:01:05,782 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,783 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,783 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,783 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,783 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,783 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,783 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,783 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,784 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,784 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,784 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,784 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,784 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,784 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,784 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,784 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,785 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,785 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,785 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,785 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,785 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,785 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,785 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,785 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,786 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,786 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,786 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,786 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,786 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,786 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,786 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,786 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,787 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,787 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,787 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,787 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,787 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,787 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,789 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,789 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,789 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,789 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,789 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,789 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,791 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,791 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,791 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,791 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,791 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,791 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,791 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,792 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,792 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,792 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,792 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,792 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,792 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,792 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,793 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,793 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,793 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,793 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,793 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,793 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,793 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,793 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,794 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,794 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,794 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,794 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,794 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,794 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,794 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,794 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,794 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,795 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,795 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,795 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,795 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,795 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,795 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,795 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,795 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,796 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,796 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,796 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,796 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,796 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,796 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,796 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,797 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,797 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,797 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,797 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,797 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,797 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,797 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,797 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,798 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,798 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,798 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,798 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,798 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,798 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,798 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,798 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,799 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,799 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,799 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,799 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,799 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,799 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,799 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,799 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,800 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,800 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,800 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,800 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,800 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,800 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,800 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,800 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,801 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,801 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,801 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,801 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,801 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,801 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,801 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,801 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,802 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,802 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,802 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,802 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,802 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,802 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,803 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,803 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,803 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,803 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,803 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,803 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,803 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,803 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,803 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,804 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,804 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,804 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,804 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,804 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,804 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,804 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,805 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,805 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,805 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,805 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,805 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,805 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,806 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,806 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,806 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,807 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,808 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,808 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,808 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,808 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,808 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,808 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,808 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,809 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,810 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,810 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,810 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,811 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,811 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,811 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,811 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,811 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,811 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,813 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,813 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,813 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,813 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,813 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,814 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,814 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,814 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,814 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 19:01:05,819 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-02-16 19:01:05,819 INFO L253 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-02-16 19:01:05,821 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-02-16 19:01:05,821 INFO L377 AbstractCegarLoop]: Hoare is true [2021-02-16 19:01:05,822 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-02-16 19:01:05,822 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-02-16 19:01:05,822 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-02-16 19:01:05,822 INFO L381 AbstractCegarLoop]: Difference is false [2021-02-16 19:01:05,822 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-02-16 19:01:05,822 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-02-16 19:01:05,826 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 165 places, 189 transitions, 422 flow Received shutdown request... [2021-02-16 19:02:52,202 WARN L545 AbstractCegarLoop]: Verification canceled [2021-02-16 19:02:52,215 WARN L224 ceAbstractionStarter]: Timeout [2021-02-16 19:02:52,216 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.02 07:02:52 BasicIcfg [2021-02-16 19:02:52,216 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-02-16 19:02:52,217 INFO L168 Benchmark]: Toolchain (without parser) took 770956.38 ms. Allocated memory was 304.1 MB in the beginning and 15.6 GB in the end (delta: 15.3 GB). Free memory was 278.9 MB in the beginning and 9.0 GB in the end (delta: -8.7 GB). Peak memory consumption was 6.8 GB. Max. memory is 16.0 GB. [2021-02-16 19:02:52,217 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 304.1 MB. Free memory is still 274.1 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-02-16 19:02:52,218 INFO L168 Benchmark]: CACSL2BoogieTranslator took 730.90 ms. Allocated memory is still 304.1 MB. Free memory was 277.8 MB in the beginning and 285.6 MB in the end (delta: -7.8 MB). Peak memory consumption was 37.0 MB. Max. memory is 16.0 GB. [2021-02-16 19:02:52,218 INFO L168 Benchmark]: Boogie Procedure Inliner took 56.70 ms. Allocated memory is still 304.1 MB. Free memory was 285.6 MB in the beginning and 283.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-02-16 19:02:52,218 INFO L168 Benchmark]: Boogie Preprocessor took 34.03 ms. Allocated memory is still 304.1 MB. Free memory was 283.5 MB in the beginning and 281.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-02-16 19:02:52,219 INFO L168 Benchmark]: RCFGBuilder took 705.54 ms. Allocated memory is still 304.1 MB. Free memory was 281.4 MB in the beginning and 256.2 MB in the end (delta: 25.2 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.0 GB. [2021-02-16 19:02:52,219 INFO L168 Benchmark]: TraceAbstraction took 769410.70 ms. Allocated memory was 304.1 MB in the beginning and 15.6 GB in the end (delta: 15.3 GB). Free memory was 256.2 MB in the beginning and 9.0 GB in the end (delta: -8.7 GB). Peak memory consumption was 6.8 GB. Max. memory is 16.0 GB. [2021-02-16 19:02:52,221 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 304.1 MB. Free memory is still 274.1 MB. There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 730.90 ms. Allocated memory is still 304.1 MB. Free memory was 277.8 MB in the beginning and 285.6 MB in the end (delta: -7.8 MB). Peak memory consumption was 37.0 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 56.70 ms. Allocated memory is still 304.1 MB. Free memory was 285.6 MB in the beginning and 283.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 34.03 ms. Allocated memory is still 304.1 MB. Free memory was 283.5 MB in the beginning and 281.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 705.54 ms. Allocated memory is still 304.1 MB. Free memory was 281.4 MB in the beginning and 256.2 MB in the end (delta: 25.2 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.0 GB. * TraceAbstraction took 769410.70 ms. Allocated memory was 304.1 MB in the beginning and 15.6 GB in the end (delta: 15.3 GB). Free memory was 256.2 MB in the beginning and 9.0 GB in the end (delta: -8.7 GB). Peak memory consumption was 6.8 GB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 684]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable (line 684). Cancelled while BasicCegarLoop was constructing initial abstraction,while PetriNet2FiniteAutomaton was constructing automaton for Petri net that has has 165 places, 189 transitions, 422 flow. Already constructed 303133 states. Currently 63619 states in worklist.. - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 84 locations, 1 error locations. Started 4 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 769.0s, OverallIterations: 8, TraceHistogramMax: 4, AutomataDifference: 25.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 608.7s, HoareTripleCheckerStatistics: 574 SDtfs, 274 SDslu, 507 SDs, 0 SdLazy, 40 SolverSat, 3 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 58 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=493448occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 131.8s AutomataMinimizationTime, 5 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 347 NumberOfCodeBlocks, 347 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 218 ConstructedInterpolants, 0 QuantifiedInterpolants, 9434 SizeOfPredicates, 2 NumberOfNonLiveVariables, 114 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 6 InterpolantComputations, 4 PerfectInterpolantSequences, 0/2 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown