/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-Sleep-NoLbe-Delay.epf -i ../../../trunk/examples/svcomp/pthread-wmm/safe030_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-6f57305 [2021-01-26 23:05:42,797 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-01-26 23:05:42,801 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-01-26 23:05:42,853 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-01-26 23:05:42,853 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-01-26 23:05:42,857 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-01-26 23:05:42,861 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-01-26 23:05:42,869 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-01-26 23:05:42,873 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-01-26 23:05:42,880 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-01-26 23:05:42,882 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-01-26 23:05:42,883 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-01-26 23:05:42,883 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-01-26 23:05:42,887 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-01-26 23:05:42,889 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-01-26 23:05:42,891 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-01-26 23:05:42,892 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-01-26 23:05:42,896 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-01-26 23:05:42,903 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-01-26 23:05:42,906 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-01-26 23:05:42,910 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-01-26 23:05:42,911 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-01-26 23:05:42,912 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-01-26 23:05:42,915 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-01-26 23:05:42,920 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-01-26 23:05:42,920 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-01-26 23:05:42,921 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-01-26 23:05:42,927 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-01-26 23:05:42,927 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-01-26 23:05:42,928 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-01-26 23:05:42,929 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-01-26 23:05:42,930 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-01-26 23:05:42,931 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-01-26 23:05:42,934 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-01-26 23:05:42,935 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-01-26 23:05:42,935 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-01-26 23:05:42,936 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-01-26 23:05:42,936 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-01-26 23:05:42,936 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-01-26 23:05:42,938 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-01-26 23:05:42,939 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-01-26 23:05:42,940 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-Sleep-NoLbe-Delay.epf [2021-01-26 23:05:42,983 INFO L113 SettingsManager]: Loading preferences was successful [2021-01-26 23:05:42,984 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-01-26 23:05:42,988 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-01-26 23:05:42,988 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-01-26 23:05:42,988 INFO L138 SettingsManager]: * Use SBE=true [2021-01-26 23:05:42,989 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-01-26 23:05:42,989 INFO L138 SettingsManager]: * sizeof long=4 [2021-01-26 23:05:42,989 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-01-26 23:05:42,989 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-01-26 23:05:42,990 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-01-26 23:05:42,991 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-01-26 23:05:42,991 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-01-26 23:05:42,991 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-01-26 23:05:42,991 INFO L138 SettingsManager]: * sizeof long double=12 [2021-01-26 23:05:42,992 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-01-26 23:05:42,992 INFO L138 SettingsManager]: * Use constant arrays=true [2021-01-26 23:05:42,992 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-01-26 23:05:42,992 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-01-26 23:05:42,992 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-01-26 23:05:42,993 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-01-26 23:05:42,993 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-01-26 23:05:42,993 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-26 23:05:42,993 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-01-26 23:05:42,994 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-01-26 23:05:42,994 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-01-26 23:05:42,994 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-01-26 23:05:42,994 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-01-26 23:05:42,994 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-01-26 23:05:42,995 INFO L138 SettingsManager]: * Lazy Petri-NFA conversion=true [2021-01-26 23:05:42,995 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=SLEEP_SET_FA [2021-01-26 23:05:42,995 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-01-26 23:05:42,995 INFO L138 SettingsManager]: * Minimization of abstraction=NONE [2021-01-26 23:05:42,995 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-01-26 23:05:42,996 INFO L138 SettingsManager]: * Sleep set reduction in concurrent analysis=DELAY_SET 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-01-26 23:05:43,418 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-01-26 23:05:43,454 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-01-26 23:05:43,457 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-01-26 23:05:43,459 INFO L271 PluginConnector]: Initializing CDTParser... [2021-01-26 23:05:43,460 INFO L275 PluginConnector]: CDTParser initialized [2021-01-26 23:05:43,461 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe030_tso.opt.i [2021-01-26 23:05:43,543 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ae5af105/9d23aa2f9874428ba6b2559c5b37af47/FLAG7ff5b9839 [2021-01-26 23:05:44,324 INFO L306 CDTParser]: Found 1 translation units. [2021-01-26 23:05:44,324 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe030_tso.opt.i [2021-01-26 23:05:44,343 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ae5af105/9d23aa2f9874428ba6b2559c5b37af47/FLAG7ff5b9839 [2021-01-26 23:05:44,563 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ae5af105/9d23aa2f9874428ba6b2559c5b37af47 [2021-01-26 23:05:44,567 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-01-26 23:05:44,581 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-01-26 23:05:44,583 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-01-26 23:05:44,583 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-01-26 23:05:44,587 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-01-26 23:05:44,588 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.01 11:05:44" (1/1) ... [2021-01-26 23:05:44,591 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c526fcd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:05:44, skipping insertion in model container [2021-01-26 23:05:44,591 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.01 11:05:44" (1/1) ... [2021-01-26 23:05:44,599 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-01-26 23:05:44,637 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-01-26 23:05:45,051 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-26 23:05:45,060 INFO L203 MainTranslator]: Completed pre-run [2021-01-26 23:05:45,128 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-26 23:05:45,219 INFO L208 MainTranslator]: Completed translation [2021-01-26 23:05:45,220 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:05:45 WrapperNode [2021-01-26 23:05:45,222 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-01-26 23:05:45,225 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-01-26 23:05:45,225 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-01-26 23:05:45,225 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-01-26 23:05:45,234 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:05:45" (1/1) ... [2021-01-26 23:05:45,286 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:05:45" (1/1) ... [2021-01-26 23:05:45,334 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-01-26 23:05:45,335 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-01-26 23:05:45,335 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-01-26 23:05:45,335 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-01-26 23:05:45,344 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:05:45" (1/1) ... [2021-01-26 23:05:45,344 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:05:45" (1/1) ... [2021-01-26 23:05:45,348 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:05:45" (1/1) ... [2021-01-26 23:05:45,348 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:05:45" (1/1) ... [2021-01-26 23:05:45,354 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:05:45" (1/1) ... [2021-01-26 23:05:45,357 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:05:45" (1/1) ... [2021-01-26 23:05:45,359 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:05:45" (1/1) ... [2021-01-26 23:05:45,362 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-01-26 23:05:45,363 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-01-26 23:05:45,363 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-01-26 23:05:45,363 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-01-26 23:05:45,364 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:05:45" (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 [2021-01-26 23:05:45,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-01-26 23:05:45,437 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-01-26 23:05:45,437 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-01-26 23:05:45,437 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-01-26 23:05:45,438 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-01-26 23:05:45,438 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-01-26 23:05:45,438 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-01-26 23:05:45,438 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-01-26 23:05:45,438 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-01-26 23:05:45,438 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-01-26 23:05:45,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-01-26 23:05:45,439 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-01-26 23:05:45,439 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-01-26 23:05:45,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-01-26 23:05:45,441 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-01-26 23:05:45,865 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-01-26 23:05:45,866 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2021-01-26 23:05:45,868 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.01 11:05:45 BoogieIcfgContainer [2021-01-26 23:05:45,868 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-01-26 23:05:45,870 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-01-26 23:05:45,870 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-01-26 23:05:45,874 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-01-26 23:05:45,874 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.01 11:05:44" (1/3) ... [2021-01-26 23:05:45,875 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@334c6ced and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.01 11:05:45, skipping insertion in model container [2021-01-26 23:05:45,875 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:05:45" (2/3) ... [2021-01-26 23:05:45,875 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@334c6ced and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.01 11:05:45, skipping insertion in model container [2021-01-26 23:05:45,876 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.01 11:05:45" (3/3) ... [2021-01-26 23:05:45,877 INFO L111 eAbstractionObserver]: Analyzing ICFG safe030_tso.opt.i [2021-01-26 23:05:45,894 WARN L168 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-01-26 23:05:45,894 INFO L179 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-01-26 23:05:45,898 INFO L191 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-01-26 23:05:45,899 INFO L351 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-01-26 23:05:45,935 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:05:45,936 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:05:45,936 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:05:45,936 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:05:45,936 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:05:45,937 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:05:45,937 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:05:45,937 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:05:45,938 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:05:45,938 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:05:45,938 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:05:45,938 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:05:45,939 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:05:45,939 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:05:45,939 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:05:45,939 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:05:45,940 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:05:45,940 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:05:45,940 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:05:45,940 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:05:45,941 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:05:45,941 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:05:45,941 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:05:45,941 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:05:45,942 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:05:45,942 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:05:45,942 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:05:45,942 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:05:45,943 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:05:45,943 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:05:45,943 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:05:45,943 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:05:45,944 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:05:45,944 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:05:45,944 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:05:45,944 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:05:45,947 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:05:45,947 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:05:45,947 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:05:45,947 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:05:45,954 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:05:45,954 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:05:45,955 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:05:45,955 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:05:45,957 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:05:45,958 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:05:45,958 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:05:45,958 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:05:45,961 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-01-26 23:05:45,974 INFO L253 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-01-26 23:05:46,000 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-01-26 23:05:46,000 INFO L378 AbstractCegarLoop]: Hoare is true [2021-01-26 23:05:46,000 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-01-26 23:05:46,000 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-01-26 23:05:46,000 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-01-26 23:05:46,001 INFO L382 AbstractCegarLoop]: Difference is false [2021-01-26 23:05:46,001 INFO L383 AbstractCegarLoop]: Minimize is NONE [2021-01-26 23:05:46,001 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== Size of Word is: 58 and size of Sequence is : 59[2021-01-26 23:05:46,033 INFO L164 SleepSetCegar]: Size of mCounterexample is: 59 [2021-01-26 23:05:46,034 INFO L165 SleepSetCegar]: [89#[ULTIMATE.startENTRY]don't care, 91#[L-1]don't care, 93#[L-1-1]don't care, 95#[L17]don't care, 97#[L17-1]don't care, 99#[L17-2]don't care, 101#[L17-3]don't care, 103#[L17-4]don't care, 105#[L710]don't care, 107#[L711]don't care, 109#[L713]don't care, 111#[L715]don't care, 113#[L717]don't care, 115#[L-1-2]don't care, 117#[L-1-3]don't care, 119#[L774]don't care, 121#[L774-1]don't care, 123#[L775]don't care, 125#[L775-1, P0ENTRY]don't care, 129#[L775-1, L720]don't care, 133#[L775-1, L722]don't care, 137#[L775-1, L725]don't care, 139#[L775-1, L730]don't care, 145#[L775-1, P0FINAL]don't care, 147#[L775-1, P0EXIT]don't care, 151#[L776, P0EXIT]don't care, 153#[L776-1, P0EXIT]don't care, 155#[L777, P0EXIT]don't care, 157#[L777-1, P1ENTRY, P0EXIT]don't care, 161#[P1ENTRY, L778, P0EXIT]don't care, 165#[L735, L778, P0EXIT]don't care, 169#[L737, L778, P0EXIT]don't care, 173#[L778, L740, P0EXIT]don't care, 177#[L745, L778, P0EXIT]don't care, 181#[P1FINAL, L778, P0EXIT]don't care, 185#[P1EXIT, L778, P0EXIT]don't care, 187#[L778-1, P1EXIT, P0EXIT]don't care, 189#[P1EXIT, L779, P0EXIT]don't care, 191#[P2ENTRY, P1EXIT, L779-1, P0EXIT]don't care, 193#[P1EXIT, L779-1, P0EXIT, L750]don't care, 199#[L752, P1EXIT, L779-1, P0EXIT]don't care, 201#[L755, P1EXIT, L779-1, P0EXIT]don't care, 207#[P1EXIT, L760, L779-1, P0EXIT]don't care, 209#[P1EXIT, L779-1, P0EXIT, P2FINAL]don't care, 215#[P1EXIT, L779-1, P0EXIT, P2EXIT]don't care, 217#[P1EXIT, L780, P0EXIT, P2EXIT]don't care, 219#[L782, P1EXIT, P0EXIT, P2EXIT]don't care, 221#[P1EXIT, L783, P0EXIT, P2EXIT]don't care, 223#[P1EXIT, L2, P0EXIT, P2EXIT]don't care, 225#[L3, P1EXIT, P0EXIT, P2EXIT]don't care, 229#[L2-1, P1EXIT, P0EXIT, P2EXIT]don't care, 231#[L788, P1EXIT, P0EXIT, P2EXIT]don't care, 233#[P1EXIT, L789, P0EXIT, P2EXIT]don't care, 235#[P1EXIT, L18, P0EXIT, P2EXIT]don't care, 237#[L18-1, P1EXIT, P0EXIT, P2EXIT]don't care, 239#[L18-2, P1EXIT, P0EXIT, P2EXIT]don't care, 243#[L17-5, P1EXIT, P0EXIT, P2EXIT]don't care, 245#[L17-7, P1EXIT, P0EXIT, P2EXIT]don't care, 249#[ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1EXIT, P0EXIT, P2EXIT]don't care] [2021-01-26 23:05:46,034 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-26 23:05:46,040 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-26 23:05:46,040 INFO L82 PathProgramCache]: Analyzing trace with hash -1887010122, now seen corresponding path program 1 times [2021-01-26 23:05:46,050 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-26 23:05:46,051 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1624987450] [2021-01-26 23:05:46,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-26 23:05:46,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-26 23:05:46,539 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-26 23:05:46,540 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1624987450] [2021-01-26 23:05:46,540 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-26 23:05:46,541 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-01-26 23:05:46,541 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [464246432] [2021-01-26 23:05:46,552 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-01-26 23:05:46,553 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-26 23:05:46,570 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-01-26 23:05:46,573 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-01-26 23:05:46,575 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-01-26 23:05:46,578 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 6 states have internal predecessors, (58), 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) [2021-01-26 23:05:46,771 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-26 23:05:46,794 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check Size of Word is: 58 and size of Sequence is : 59[2021-01-26 23:05:46,817 INFO L164 SleepSetCegar]: Size of mCounterexample is: 59 [2021-01-26 23:05:46,818 INFO L165 SleepSetCegar]: [258#[ULTIMATE.startENTRY]true, 259#[L-1]true, 260#[L-1-1]true, 261#[L17]true, 262#[L17-1]true, 263#[L17-2]true, 264#[L17-3]true, 265#[L17-4]true, 266#[L710]true, 267#[L711]true, 268#[L713]true, 269#[L715]true, 270#[L717]true, 271#[L-1-2]true, 272#[L-1-3]true, 273#[L774]true, 274#[L774-1]true, 275#[L775]true, 276#[L775-1, P0ENTRY]true, 278#[L775-1, L720]true, 280#[L775-1, L722]true, 282#[L775-1, L725]true, 283#[L775-1, L730]true, 286#[L775-1, P0FINAL]true, 287#[L775-1, P0EXIT]true, 289#[L776, P0EXIT]true, 290#[L776-1, P0EXIT]true, 291#[L777, P0EXIT]true, 292#[L777-1, P1ENTRY, P0EXIT]true, 294#[P1ENTRY, L778, P0EXIT]true, 296#[L735, L778, P0EXIT]true, 298#[L737, L778, P0EXIT]true, 300#[L778, L740, P0EXIT]true, 302#[L745, L778, P0EXIT]true, 304#[P1FINAL, L778, P0EXIT]true, 306#[P1EXIT, L778, P0EXIT]true, 307#[L778-1, P1EXIT, P0EXIT]true, 308#[P1EXIT, L779, P0EXIT]true, 309#[P2ENTRY, P1EXIT, L779-1, P0EXIT]true, 310#[P1EXIT, L779-1, P0EXIT, L750]true, 313#[L752, P1EXIT, L779-1, P0EXIT]true, 315#[L752, P1EXIT, L780, P0EXIT]true, 563#[L752, L782, P1EXIT, P0EXIT]true, 566#[L752, P1EXIT, L783, P0EXIT]true, 569#[L752, P1EXIT, L2, P0EXIT]true, 572#[L752, L3, P1EXIT, P0EXIT]true, 578#[L752, L2-1, P1EXIT, P0EXIT]true, 582#[L788, L752, P1EXIT, P0EXIT]true, 586#[L752, P1EXIT, L789, P0EXIT]true, 590#[L755, P1EXIT, L789, P0EXIT](= ~z~0 1), 592#[P1EXIT, L789, L760, P0EXIT](= ~z~0 1), 593#[P1EXIT, L789, P0EXIT, P2FINAL](= ~z~0 1), 596#[P1EXIT, L789, P0EXIT, P2EXIT](= ~z~0 1), 597#[P1EXIT, L18, P0EXIT, P2EXIT](= ~z~0 1), 598#[L18-1, P1EXIT, P0EXIT, P2EXIT](= ~z~0 1), 599#[L18-2, P1EXIT, P0EXIT, P2EXIT](= ~z~0 1), 601#[L17-5, P1EXIT, P0EXIT, P2EXIT](= ~z~0 1), 602#[L17-7, P1EXIT, P0EXIT, P2EXIT](= ~z~0 1), 604#[ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1EXIT, P0EXIT, P2EXIT](= ~z~0 1)] [2021-01-26 23:05:46,818 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-01-26 23:05:46,818 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-26 23:05:46,819 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-26 23:05:46,819 INFO L82 PathProgramCache]: Analyzing trace with hash 1903530934, now seen corresponding path program 2 times [2021-01-26 23:05:46,819 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-26 23:05:46,820 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1915280379] [2021-01-26 23:05:46,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-26 23:05:46,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-26 23:05:47,052 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-26 23:05:47,053 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1915280379] [2021-01-26 23:05:47,053 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-26 23:05:47,053 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-01-26 23:05:47,054 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1202074793] [2021-01-26 23:05:47,055 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-01-26 23:05:47,056 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-26 23:05:47,056 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-01-26 23:05:47,057 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-01-26 23:05:47,057 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-01-26 23:05:47,057 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 7.25) internal successors, (58), 8 states have internal predecessors, (58), 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) [2021-01-26 23:05:47,171 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-26 23:05:47,362 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-26 23:05:47,380 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-26 23:05:47,417 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-26 23:05:47,508 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-26 23:05:47,917 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-26 23:05:47,929 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-26 23:05:47,939 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-26 23:05:47,970 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-26 23:05:48,030 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-26 23:05:48,165 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check Size of Word is: 58 and size of Sequence is : 59[2021-01-26 23:05:48,251 INFO L164 SleepSetCegar]: Size of mCounterexample is: 59 [2021-01-26 23:05:48,252 INFO L165 SleepSetCegar]: [615#[ULTIMATE.startENTRY]true, 617#[L-1]true, 619#[L-1-1]true, 621#[L17]true, 623#[L17-1]true, 625#[L17-2]true, 627#[L17-3]true, 629#[L17-4]true, 631#[L710](= ~__unbuffered_cnt~0 0), 635#[L711](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 637#[L713](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 639#[L715](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 641#[L717](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 643#[L-1-2](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 645#[L-1-3](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 647#[L774](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 649#[L774-1](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 651#[L775](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 653#[L775-1, P0ENTRY](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 657#[L775-1, L720](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 659#[L776, L720](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 14012#[L776-1, L720](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 14017#[L777, L720](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 14022#[L777-1, P1ENTRY, L720](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 14032#[P1ENTRY, L720, L778](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 14042#[L735, L720, L778](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 14052#[L737, L720, L778](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 14062#[L720, L778, L740](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 14072#[L745, L720, L778](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 14082#[P1FINAL, L720, L778](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 14092#[P1EXIT, L720, L778](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 14097#[L778-1, P1EXIT, L720](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 14102#[P1EXIT, L779, L720](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 14107#[P2ENTRY, P1EXIT, L720, L779-1](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 14115#[P1EXIT, L720, L779-1, L750](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 14127#[L752, P1EXIT, L720, L779-1](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 14135#[L755, P1EXIT, L720, L779-1](and (= ~z~0 1) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 14146#[L755, P1EXIT, L722, L779-1](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 14159#[L755, P1EXIT, L725, L779-1](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 14164#[L755, P1EXIT, L730, L779-1](and (<= ~__unbuffered_cnt~0 2) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 14177#[L755, P1EXIT, P0FINAL, L779-1](and (<= ~__unbuffered_cnt~0 2) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 14182#[L755, P1EXIT, L779-1, P0EXIT](and (<= ~__unbuffered_cnt~0 2) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 14192#[P1EXIT, L760, L779-1, P0EXIT](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 14196#[P1EXIT, L779-1, P0EXIT, P2FINAL](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 14204#[P1EXIT, L779-1, P0EXIT, P2EXIT](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 14207#[P1EXIT, L780, P0EXIT, P2EXIT](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 14210#[L782, P1EXIT, P0EXIT, P2EXIT]true, 14213#[P1EXIT, L783, P0EXIT, P2EXIT]true, 14216#[P1EXIT, L2, P0EXIT, P2EXIT]true, 14219#[L3, P1EXIT, P0EXIT, P2EXIT]true, 14225#[L2-1, P1EXIT, P0EXIT, P2EXIT]true, 14228#[L788, P1EXIT, P0EXIT, P2EXIT]true, 14231#[P1EXIT, L789, P0EXIT, P2EXIT]true, 14234#[P1EXIT, L18, P0EXIT, P2EXIT]true, 14237#[L18-1, P1EXIT, P0EXIT, P2EXIT]true, 14241#[L18-2, P1EXIT, P0EXIT, P2EXIT]true, 14246#[L17-5, P1EXIT, P0EXIT, P2EXIT]true, 14249#[L17-7, P1EXIT, P0EXIT, P2EXIT]true, 14254#[ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1EXIT, P0EXIT, P2EXIT]true] [2021-01-26 23:05:48,252 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-01-26 23:05:48,253 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-26 23:05:48,253 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-26 23:05:48,253 INFO L82 PathProgramCache]: Analyzing trace with hash -1386434522, now seen corresponding path program 3 times [2021-01-26 23:05:48,254 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-26 23:05:48,254 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1079346669] [2021-01-26 23:05:48,254 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-26 23:05:48,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-26 23:05:48,375 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-26 23:05:48,376 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1079346669] [2021-01-26 23:05:48,376 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-26 23:05:48,376 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-01-26 23:05:48,377 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [420084114] [2021-01-26 23:05:48,377 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-01-26 23:05:48,377 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-26 23:05:48,378 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-01-26 23:05:48,378 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-01-26 23:05:48,379 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-01-26 23:05:48,379 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 6 states have internal predecessors, (58), 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) Size of Word is: 58 and size of Sequence is : 59[2021-01-26 23:05:49,381 INFO L164 SleepSetCegar]: Size of mCounterexample is: 59 [2021-01-26 23:05:49,382 INFO L165 SleepSetCegar]: [14264#[ULTIMATE.startENTRY]true, 14266#[L-1]true, 14268#[L-1-1]true, 14270#[L17]true, 14272#[L17-1]true, 14274#[L17-2]true, 14276#[L17-3]true, 14278#[L17-4]true, 14280#[L710](= ~__unbuffered_cnt~0 0), 14282#[L711](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 14284#[L713](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 14286#[L715](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 14288#[L717](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 14290#[L-1-2](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 14292#[L-1-3](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 14294#[L774](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 14296#[L774-1](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 14298#[L775](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 14300#[L775-1, P0ENTRY](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 14304#[L775-1, L720](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 14306#[L776, L720](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 23715#[L776-1, L720](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 23717#[L777, L720](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 23719#[L777-1, P1ENTRY, L720](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 23723#[P1ENTRY, L720, L778](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 23727#[L735, L720, L778](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 23729#[L735, L778-1, L720](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 32453#[L735, L779, L720](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 32460#[P2ENTRY, L735, L720, L779-1](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 32472#[L735, L720, L779-1, L750](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 32488#[L735, L752, L720, L779-1](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 32500#[L735, L755, L720, L779-1](and (= ~z~0 1) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 32517#[L735, L755, L722, L779-1](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 32536#[L735, L755, L725, L779-1](and (= ~x~0 1) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 32547#[L735, L755, L730, L779-1](and (= ~x~0 1) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 32570#[L735, L755, P0FINAL, L779-1](and (= ~x~0 1) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 32581#[L735, L755, L779-1, P0EXIT](and (= ~x~0 1) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 32595#[L737, L755, L779-1, P0EXIT](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 32601#[L755, L740, L779-1, P0EXIT](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 32607#[L745, L755, L779-1, P0EXIT](and (<= ~__unbuffered_cnt~0 2) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 32613#[P1FINAL, L755, L779-1, P0EXIT](and (<= ~__unbuffered_cnt~0 2) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 32623#[L755, P1EXIT, L779-1, P0EXIT](and (<= ~__unbuffered_cnt~0 2) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 32627#[P1EXIT, L760, L779-1, P0EXIT](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 32629#[P1EXIT, L779-1, P0EXIT, P2FINAL](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 32635#[P1EXIT, L779-1, P0EXIT, P2EXIT](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 32637#[P1EXIT, L780, P0EXIT, P2EXIT](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 32639#[L782, P1EXIT, P0EXIT, P2EXIT]true, 32641#[P1EXIT, L783, P0EXIT, P2EXIT]true, 32643#[P1EXIT, L2, P0EXIT, P2EXIT]true, 32645#[L3, P1EXIT, P0EXIT, P2EXIT]true, 32649#[L2-1, P1EXIT, P0EXIT, P2EXIT]true, 32651#[L788, P1EXIT, P0EXIT, P2EXIT]true, 32653#[P1EXIT, L789, P0EXIT, P2EXIT]true, 32655#[P1EXIT, L18, P0EXIT, P2EXIT]true, 32657#[L18-1, P1EXIT, P0EXIT, P2EXIT]true, 32659#[L18-2, P1EXIT, P0EXIT, P2EXIT]true, 32663#[L17-5, P1EXIT, P0EXIT, P2EXIT]true, 32665#[L17-7, P1EXIT, P0EXIT, P2EXIT]true, 32669#[ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1EXIT, P0EXIT, P2EXIT]true] [2021-01-26 23:05:49,382 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-01-26 23:05:49,383 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-26 23:05:49,383 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-26 23:05:49,383 INFO L82 PathProgramCache]: Analyzing trace with hash -1739299894, now seen corresponding path program 4 times [2021-01-26 23:05:49,384 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-26 23:05:49,384 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1290881338] [2021-01-26 23:05:49,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-26 23:05:49,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-26 23:05:49,491 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-26 23:05:49,492 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1290881338] [2021-01-26 23:05:49,492 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-26 23:05:49,492 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-01-26 23:05:49,492 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1507329160] [2021-01-26 23:05:49,493 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-01-26 23:05:49,493 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-26 23:05:49,494 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-01-26 23:05:49,494 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-01-26 23:05:49,494 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-01-26 23:05:49,495 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 6 states have internal predecessors, (58), 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) [2021-01-26 23:05:51,207 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-01-26 23:05:51,214 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.01 11:05:51 BasicIcfg [2021-01-26 23:05:51,214 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-01-26 23:05:51,219 INFO L168 Benchmark]: Toolchain (without parser) took 6643.30 ms. Allocated memory was 302.0 MB in the beginning and 522.2 MB in the end (delta: 220.2 MB). Free memory was 277.2 MB in the beginning and 376.8 MB in the end (delta: -99.7 MB). Peak memory consumption was 221.5 MB. Max. memory is 16.0 GB. [2021-01-26 23:05:51,220 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 302.0 MB. Free memory was 271.8 MB in the beginning and 271.7 MB in the end (delta: 153.8 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-01-26 23:05:51,222 INFO L168 Benchmark]: CACSL2BoogieTranslator took 640.18 ms. Allocated memory is still 302.0 MB. Free memory was 276.2 MB in the beginning and 245.6 MB in the end (delta: 30.5 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.0 GB. [2021-01-26 23:05:51,223 INFO L168 Benchmark]: Boogie Procedure Inliner took 109.69 ms. Allocated memory is still 302.0 MB. Free memory was 245.4 MB in the beginning and 284.5 MB in the end (delta: -39.0 MB). Peak memory consumption was 4.5 MB. Max. memory is 16.0 GB. [2021-01-26 23:05:51,225 INFO L168 Benchmark]: Boogie Preprocessor took 26.91 ms. Allocated memory is still 302.0 MB. Free memory was 284.5 MB in the beginning and 282.4 MB in the end (delta: 2.1 MB). There was no memory consumed. Max. memory is 16.0 GB. [2021-01-26 23:05:51,226 INFO L168 Benchmark]: RCFGBuilder took 505.48 ms. Allocated memory is still 302.0 MB. Free memory was 282.4 MB in the beginning and 260.3 MB in the end (delta: 22.0 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.0 GB. [2021-01-26 23:05:51,234 INFO L168 Benchmark]: TraceAbstraction took 5344.23 ms. Allocated memory was 302.0 MB in the beginning and 522.2 MB in the end (delta: 220.2 MB). Free memory was 260.3 MB in the beginning and 376.8 MB in the end (delta: -116.5 MB). Peak memory consumption was 204.4 MB. Max. memory is 16.0 GB. [2021-01-26 23:05:51,247 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 302.0 MB. Free memory was 271.8 MB in the beginning and 271.7 MB in the end (delta: 153.8 kB). There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 640.18 ms. Allocated memory is still 302.0 MB. Free memory was 276.2 MB in the beginning and 245.6 MB in the end (delta: 30.5 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 109.69 ms. Allocated memory is still 302.0 MB. Free memory was 245.4 MB in the beginning and 284.5 MB in the end (delta: -39.0 MB). Peak memory consumption was 4.5 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 26.91 ms. Allocated memory is still 302.0 MB. Free memory was 284.5 MB in the beginning and 282.4 MB in the end (delta: 2.1 MB). There was no memory consumed. Max. memory is 16.0 GB. * RCFGBuilder took 505.48 ms. Allocated memory is still 302.0 MB. Free memory was 282.4 MB in the beginning and 260.3 MB in the end (delta: 22.0 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.0 GB. * TraceAbstraction took 5344.23 ms. Allocated memory was 302.0 MB in the beginning and 522.2 MB in the end (delta: 220.2 MB). Free memory was 260.3 MB in the beginning and 376.8 MB in the end (delta: -116.5 MB). Peak memory consumption was 204.4 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 17]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 75 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 5.2s, OverallIterations: 4, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred 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: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 232 NumberOfCodeBlocks, 232 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 228 ConstructedInterpolants, 0 QuantifiedInterpolants, 28044 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...