/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-New_States.epf -i ../../../trunk/examples/svcomp/pthread-wmm/safe030_tso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-6f57305 [2021-01-27 02:38:29,457 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-01-27 02:38:29,461 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-01-27 02:38:29,521 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-01-27 02:38:29,522 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-01-27 02:38:29,526 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-01-27 02:38:29,530 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-01-27 02:38:29,539 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-01-27 02:38:29,543 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-01-27 02:38:29,550 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-01-27 02:38:29,551 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-01-27 02:38:29,553 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-01-27 02:38:29,554 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-01-27 02:38:29,557 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-01-27 02:38:29,560 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-01-27 02:38:29,562 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-01-27 02:38:29,563 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-01-27 02:38:29,567 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-01-27 02:38:29,575 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-01-27 02:38:29,582 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-01-27 02:38:29,584 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-01-27 02:38:29,586 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-01-27 02:38:29,587 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-01-27 02:38:29,590 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-01-27 02:38:29,600 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-01-27 02:38:29,614 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-01-27 02:38:29,615 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-01-27 02:38:29,616 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-01-27 02:38:29,617 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-New_States.epf [2021-01-27 02:38:29,645 INFO L113 SettingsManager]: Loading preferences was successful [2021-01-27 02:38:29,645 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-01-27 02:38:29,647 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-01-27 02:38:29,647 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-01-27 02:38:29,648 INFO L138 SettingsManager]: * Use SBE=true [2021-01-27 02:38:29,648 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-01-27 02:38:29,648 INFO L138 SettingsManager]: * sizeof long=4 [2021-01-27 02:38:29,648 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-01-27 02:38:29,649 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-01-27 02:38:29,649 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-01-27 02:38:29,649 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-01-27 02:38:29,649 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-01-27 02:38:29,650 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-01-27 02:38:29,650 INFO L138 SettingsManager]: * sizeof long double=12 [2021-01-27 02:38:29,650 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-01-27 02:38:29,650 INFO L138 SettingsManager]: * Use constant arrays=true [2021-01-27 02:38:29,651 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-01-27 02:38:29,651 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-01-27 02:38:29,651 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-01-27 02:38:29,652 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-01-27 02:38:29,652 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-01-27 02:38:29,652 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-27 02:38:29,652 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-01-27 02:38:29,653 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-01-27 02:38:29,653 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-01-27 02:38:29,653 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-01-27 02:38:29,653 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-01-27 02:38:29,654 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-01-27 02:38:29,654 INFO L138 SettingsManager]: * Lazy Petri-NFA conversion=true [2021-01-27 02:38:29,654 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=SLEEP_SET_FA [2021-01-27 02:38:29,654 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-01-27 02:38:29,655 INFO L138 SettingsManager]: * Minimization of abstraction=NONE [2021-01-27 02:38:29,655 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-01-27 02:38:29,655 INFO L138 SettingsManager]: * Sleep set reduction in concurrent analysis=NEW_STATES 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-01-27 02:38:30,029 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-01-27 02:38:30,062 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-01-27 02:38:30,065 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-01-27 02:38:30,067 INFO L271 PluginConnector]: Initializing CDTParser... [2021-01-27 02:38:30,068 INFO L275 PluginConnector]: CDTParser initialized [2021-01-27 02:38:30,069 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe030_tso.oepc.i [2021-01-27 02:38:30,162 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/57da77b59/8e27c02976554c65ae84358c53a32826/FLAG0607b5281 [2021-01-27 02:38:30,929 INFO L306 CDTParser]: Found 1 translation units. [2021-01-27 02:38:30,930 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe030_tso.oepc.i [2021-01-27 02:38:30,954 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/57da77b59/8e27c02976554c65ae84358c53a32826/FLAG0607b5281 [2021-01-27 02:38:31,210 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/57da77b59/8e27c02976554c65ae84358c53a32826 [2021-01-27 02:38:31,213 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-01-27 02:38:31,225 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-01-27 02:38:31,230 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-01-27 02:38:31,230 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-01-27 02:38:31,234 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-01-27 02:38:31,235 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.01 02:38:31" (1/1) ... [2021-01-27 02:38:31,238 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36f0a80d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:38:31, skipping insertion in model container [2021-01-27 02:38:31,239 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.01 02:38:31" (1/1) ... [2021-01-27 02:38:31,247 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-01-27 02:38:31,287 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-01-27 02:38:31,816 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-27 02:38:31,828 INFO L203 MainTranslator]: Completed pre-run [2021-01-27 02:38:31,926 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-27 02:38:32,091 INFO L208 MainTranslator]: Completed translation [2021-01-27 02:38:32,092 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:38:32 WrapperNode [2021-01-27 02:38:32,092 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-01-27 02:38:32,093 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-01-27 02:38:32,093 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-01-27 02:38:32,094 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-01-27 02:38:32,103 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:38:32" (1/1) ... [2021-01-27 02:38:32,139 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:38:32" (1/1) ... [2021-01-27 02:38:32,179 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-01-27 02:38:32,180 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-01-27 02:38:32,180 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-01-27 02:38:32,180 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-01-27 02:38:32,190 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:38:32" (1/1) ... [2021-01-27 02:38:32,190 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:38:32" (1/1) ... [2021-01-27 02:38:32,202 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:38:32" (1/1) ... [2021-01-27 02:38:32,203 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:38:32" (1/1) ... [2021-01-27 02:38:32,218 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:38:32" (1/1) ... [2021-01-27 02:38:32,225 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:38:32" (1/1) ... [2021-01-27 02:38:32,229 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:38:32" (1/1) ... [2021-01-27 02:38:32,237 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-01-27 02:38:32,238 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-01-27 02:38:32,238 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-01-27 02:38:32,239 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-01-27 02:38:32,239 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:38:32" (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 [2021-01-27 02:38:32,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-01-27 02:38:32,347 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-01-27 02:38:32,347 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-01-27 02:38:32,348 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-01-27 02:38:32,348 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-01-27 02:38:32,349 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-01-27 02:38:32,349 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-01-27 02:38:32,349 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-01-27 02:38:32,349 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-01-27 02:38:32,350 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-01-27 02:38:32,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-01-27 02:38:32,350 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-01-27 02:38:32,350 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-01-27 02:38:32,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-01-27 02:38:32,353 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-01-27 02:38:32,846 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-01-27 02:38:32,847 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2021-01-27 02:38:32,849 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.01 02:38:32 BoogieIcfgContainer [2021-01-27 02:38:32,849 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-01-27 02:38:32,851 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-01-27 02:38:32,851 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-01-27 02:38:32,855 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-01-27 02:38:32,855 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.01 02:38:31" (1/3) ... [2021-01-27 02:38:32,856 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6bc11a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.01 02:38:32, skipping insertion in model container [2021-01-27 02:38:32,856 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:38:32" (2/3) ... [2021-01-27 02:38:32,857 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6bc11a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.01 02:38:32, skipping insertion in model container [2021-01-27 02:38:32,857 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.01 02:38:32" (3/3) ... [2021-01-27 02:38:32,858 INFO L111 eAbstractionObserver]: Analyzing ICFG safe030_tso.oepc.i [2021-01-27 02:38:32,875 WARN L168 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-01-27 02:38:32,875 INFO L179 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-01-27 02:38:32,879 INFO L191 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-01-27 02:38:32,880 INFO L351 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-01-27 02:38:32,911 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:38:32,912 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:38:32,912 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:38:32,912 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:38:32,913 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:38:32,913 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:38:32,913 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:38:32,913 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:38:32,914 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:38:32,914 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:38:32,914 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:38:32,914 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:38:32,915 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:38:32,915 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:38:32,915 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:38:32,915 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:38:32,916 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:38:32,916 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:38:32,916 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:38:32,916 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:38:32,917 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:38:32,917 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:38:32,917 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:38:32,917 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:38:32,918 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:38:32,918 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:38:32,918 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:38:32,919 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:38:32,919 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:38:32,919 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:38:32,919 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:38:32,920 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:38:32,920 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:38:32,920 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:38:32,921 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:38:32,921 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:38:32,923 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:38:32,924 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:38:32,924 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:38:32,925 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:38:32,934 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:38:32,934 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:38:32,935 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:38:32,935 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:38:32,937 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:38:32,937 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:38:32,938 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:38:32,938 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:38:32,940 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-01-27 02:38:32,955 INFO L253 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-01-27 02:38:32,984 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-01-27 02:38:32,984 INFO L378 AbstractCegarLoop]: Hoare is true [2021-01-27 02:38:32,985 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-01-27 02:38:32,985 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-01-27 02:38:32,985 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-01-27 02:38:32,985 INFO L382 AbstractCegarLoop]: Difference is false [2021-01-27 02:38:32,985 INFO L383 AbstractCegarLoop]: Minimize is NONE [2021-01-27 02:38:32,985 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== Size of Word is: 59 and size of Sequence is : 60[2021-01-27 02:38:33,023 INFO L164 SleepSetCegar]: Size of mCounterexample is: 60 [2021-01-27 02:38:33,024 INFO L165 SleepSetCegar]: [89#[ULTIMATE.startENTRY]don't care, 92#[L-1]don't care, 95#[L-1-1]don't care, 98#[L17]don't care, 101#[L17-1]don't care, 104#[L17-2]don't care, 107#[L17-3]don't care, 110#[L17-4]don't care, 113#[L710]don't care, 116#[L711]don't care, 119#[L713]don't care, 122#[L715]don't care, 125#[L717]don't care, 128#[L-1-2]don't care, 131#[L-1-3]don't care, 134#[L774]don't care, 137#[L774-1]don't care, 140#[L775]don't care, 143#[L775-1, P0ENTRY]don't care, 148#[L775-1, L720]don't care, 154#[L775-1, L722]don't care, 160#[L775-1, L725]don't care, 164#[L775-1, L730]don't care, 172#[L775-1, P0FINAL]don't care, 176#[L775-1, P0EXIT]don't care, 182#[L776, P0EXIT]don't care, 185#[L776-1, P0EXIT]don't care, 188#[L777, P0EXIT]don't care, 191#[L777-1, P1ENTRY, P0EXIT]don't care, 196#[P1ENTRY, L778, P0EXIT]don't care, 202#[L735, L778, P0EXIT]don't care, 208#[L737, L778, P0EXIT]don't care, 214#[L778, L740, P0EXIT]don't care, 220#[L745, L778, P0EXIT]don't care, 226#[P1FINAL, L778, P0EXIT]don't care, 232#[P1EXIT, L778, P0EXIT]don't care, 236#[L778-1, P1EXIT, P0EXIT]don't care, 239#[P1EXIT, L779, P0EXIT]don't care, 242#[P2ENTRY, P1EXIT, L779-1, P0EXIT]don't care, 245#[P1EXIT, L779-1, P0EXIT, L750]don't care, 253#[L752, P1EXIT, L779-1, P0EXIT]don't care, 257#[L755, P1EXIT, L779-1, P0EXIT]don't care, 265#[P1EXIT, L760, L779-1, P0EXIT]don't care, 269#[P1EXIT, L779-1, P0EXIT, P2FINAL]don't care, 277#[P1EXIT, L779-1, P0EXIT, P2EXIT]don't care, 281#[P1EXIT, L780, P0EXIT, P2EXIT]don't care, 284#[L782, P1EXIT, P0EXIT, P2EXIT]don't care, 287#[P1EXIT, L783, P0EXIT, P2EXIT]don't care, 290#[P1EXIT, L2, P0EXIT, P2EXIT]don't care, 293#[L3, P1EXIT, P0EXIT, P2EXIT]don't care, 296#[L3-1, P1EXIT, P0EXIT, P2EXIT]don't care, 298#[L2-1, P1EXIT, P0EXIT, P2EXIT]don't care, 303#[L788, P1EXIT, P0EXIT, P2EXIT]don't care, 306#[P1EXIT, L789, P0EXIT, P2EXIT]don't care, 309#[P1EXIT, L18, P0EXIT, P2EXIT]don't care, 312#[L18-1, P1EXIT, P0EXIT, P2EXIT]don't care, 315#[L18-2, P1EXIT, P0EXIT, P2EXIT]don't care, 321#[L17-5, P1EXIT, P0EXIT, P2EXIT]don't care, 324#[L17-7, P1EXIT, P0EXIT, P2EXIT]don't care, 358#[ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1EXIT, P0EXIT, P2EXIT]don't care] [2021-01-27 02:38:33,024 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-27 02:38:33,031 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-27 02:38:33,031 INFO L82 PathProgramCache]: Analyzing trace with hash 231525167, now seen corresponding path program 1 times [2021-01-27 02:38:33,041 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-27 02:38:33,042 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [716748383] [2021-01-27 02:38:33,042 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-27 02:38:33,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-27 02:38:33,367 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-27 02:38:33,367 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [716748383] [2021-01-27 02:38:33,368 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-27 02:38:33,369 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-01-27 02:38:33,370 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1439812582] [2021-01-27 02:38:33,380 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-01-27 02:38:33,381 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-27 02:38:33,396 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-01-27 02:38:33,398 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-01-27 02:38:33,401 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-01-27 02:38:33,403 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 29.5) internal successors, (59), 2 states have internal predecessors, (59), 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[2021-01-27 02:38:33,437 INFO L164 SleepSetCegar]: Size of mCounterexample is: 59 [2021-01-27 02:38:33,438 INFO L165 SleepSetCegar]: [364#[ULTIMATE.startENTRY]true, 366#[L-1]true, 368#[L-1-1]true, 370#[L17]true, 372#[L17-1]true, 374#[L17-2]true, 376#[L17-3]true, 378#[L17-4]true, 380#[L710]true, 382#[L711]true, 384#[L713]true, 386#[L715]true, 388#[L717]true, 390#[L-1-2]true, 392#[L-1-3]true, 394#[L774]true, 396#[L774-1]true, 398#[L775]true, 400#[L775-1, P0ENTRY]true, 403#[L775-1, L720]true, 407#[L775-1, L722]true, 411#[L775-1, L725]true, 414#[L775-1, L730]true, 419#[L775-1, P0FINAL]true, 422#[L775-1, P0EXIT]true, 426#[L776, P0EXIT]true, 428#[L776-1, P0EXIT]true, 430#[L777, P0EXIT]true, 432#[L777-1, P1ENTRY, P0EXIT]true, 435#[P1ENTRY, L778, P0EXIT]true, 439#[L735, L778, P0EXIT]true, 443#[L737, L778, P0EXIT]true, 447#[L778, L740, P0EXIT]true, 451#[L745, L778, P0EXIT]true, 455#[P1FINAL, L778, P0EXIT]true, 459#[P1EXIT, L778, P0EXIT]true, 462#[L778-1, P1EXIT, P0EXIT]true, 464#[P1EXIT, L779, P0EXIT]true, 466#[P2ENTRY, P1EXIT, L779-1, P0EXIT]true, 468#[P1EXIT, L779-1, P0EXIT, L750]true, 473#[L752, P1EXIT, L779-1, P0EXIT]true, 476#[L755, P1EXIT, L779-1, P0EXIT]true, 481#[P1EXIT, L760, L779-1, P0EXIT]true, 484#[P1EXIT, L779-1, P0EXIT, P2FINAL]true, 489#[P1EXIT, L779-1, P0EXIT, P2EXIT]true, 492#[P1EXIT, L780, P0EXIT, P2EXIT]true, 494#[L782, P1EXIT, P0EXIT, P2EXIT]true, 496#[P1EXIT, L783, P0EXIT, P2EXIT]true, 498#[P1EXIT, L2, P0EXIT, P2EXIT]true, 500#[L3, P1EXIT, P0EXIT, P2EXIT]true, 503#[L2-1, P1EXIT, P0EXIT, P2EXIT]true, 508#[L788, P1EXIT, P0EXIT, P2EXIT]true, 510#[P1EXIT, L789, P0EXIT, P2EXIT]true, 512#[P1EXIT, L18, P0EXIT, P2EXIT]true, 514#[L18-1, P1EXIT, P0EXIT, P2EXIT]true, 516#[L18-2, P1EXIT, P0EXIT, P2EXIT]true, 520#[L17-5, P1EXIT, P0EXIT, P2EXIT]true, 522#[L17-7, P1EXIT, P0EXIT, P2EXIT]true, 526#[ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1EXIT, P0EXIT, P2EXIT]true] [2021-01-27 02:38:33,440 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-01-27 02:38:33,440 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-27 02:38:33,441 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-27 02:38:33,442 INFO L82 PathProgramCache]: Analyzing trace with hash -1887010122, now seen corresponding path program 1 times [2021-01-27 02:38:33,442 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-27 02:38:33,442 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1843191897] [2021-01-27 02:38:33,442 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-27 02:38:33,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-27 02:38:33,707 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-27 02:38:33,707 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1843191897] [2021-01-27 02:38:33,708 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-27 02:38:33,708 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-01-27 02:38:33,708 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [804042891] [2021-01-27 02:38:33,710 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-01-27 02:38:33,710 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-27 02:38:33,712 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-01-27 02:38:33,712 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-01-27 02:38:33,712 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-01-27 02:38:33,713 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) [2021-01-27 02:38:33,871 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-27 02:38:33,921 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check Size of Word is: 58 and size of Sequence is : 59[2021-01-27 02:38:33,954 INFO L164 SleepSetCegar]: Size of mCounterexample is: 59 [2021-01-27 02:38:33,955 INFO L165 SleepSetCegar]: [536#[ULTIMATE.startENTRY]true, 539#[L-1]true, 542#[L-1-1]true, 545#[L17]true, 548#[L17-1]true, 551#[L17-2]true, 554#[L17-3]true, 557#[L17-4]true, 560#[L710]true, 563#[L711]true, 566#[L713]true, 569#[L715]true, 572#[L717]true, 575#[L-1-2]true, 578#[L-1-3]true, 581#[L774]true, 584#[L774-1]true, 587#[L775]true, 590#[L775-1, P0ENTRY]true, 595#[L775-1, L720]true, 601#[L775-1, L722]true, 607#[L775-1, L725]true, 611#[L775-1, L730]true, 619#[L775-1, P0FINAL]true, 623#[L775-1, P0EXIT]true, 629#[L776, P0EXIT]true, 632#[L776-1, P0EXIT]true, 635#[L777, P0EXIT]true, 638#[L777-1, P1ENTRY, P0EXIT]true, 643#[P1ENTRY, L778, P0EXIT]true, 649#[L735, L778, P0EXIT]true, 655#[L737, L778, P0EXIT]true, 661#[L778, L740, P0EXIT]true, 667#[L745, L778, P0EXIT]true, 673#[P1FINAL, L778, P0EXIT]true, 679#[P1EXIT, L778, P0EXIT]true, 683#[L778-1, P1EXIT, P0EXIT]true, 686#[P1EXIT, L779, P0EXIT]true, 689#[P2ENTRY, P1EXIT, L779-1, P0EXIT]true, 692#[P1EXIT, L779-1, P0EXIT, L750]true, 700#[L752, P1EXIT, L779-1, P0EXIT]true, 706#[L752, P1EXIT, L780, P0EXIT]true, 1207#[L752, L782, P1EXIT, P0EXIT]true, 1213#[L752, P1EXIT, L783, P0EXIT]true, 1219#[L752, P1EXIT, L2, P0EXIT]true, 1225#[L752, L3, P1EXIT, P0EXIT]true, 1236#[L752, L2-1, P1EXIT, P0EXIT]true, 1247#[L788, L752, P1EXIT, P0EXIT]true, 1255#[L752, P1EXIT, L789, P0EXIT]true, 1264#[L755, P1EXIT, L789, P0EXIT](= ~z~0 1), 1270#[P1EXIT, L789, L760, P0EXIT](= ~z~0 1), 1274#[P1EXIT, L789, P0EXIT, P2FINAL](= ~z~0 1), 1282#[P1EXIT, L789, P0EXIT, P2EXIT](= ~z~0 1), 1286#[P1EXIT, L18, P0EXIT, P2EXIT](= ~z~0 1), 1289#[L18-1, P1EXIT, P0EXIT, P2EXIT](= ~z~0 1), 1292#[L18-2, P1EXIT, P0EXIT, P2EXIT](= ~z~0 1), 1298#[L17-5, P1EXIT, P0EXIT, P2EXIT](= ~z~0 1), 1301#[L17-7, P1EXIT, P0EXIT, P2EXIT](= ~z~0 1), 1307#[ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1EXIT, P0EXIT, P2EXIT](= ~z~0 1)] [2021-01-27 02:38:33,955 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-01-27 02:38:33,955 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-27 02:38:33,956 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-27 02:38:33,957 INFO L82 PathProgramCache]: Analyzing trace with hash 1903530934, now seen corresponding path program 2 times [2021-01-27 02:38:33,958 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-27 02:38:33,958 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1437621695] [2021-01-27 02:38:33,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-27 02:38:34,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-27 02:38:34,255 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-27 02:38:34,256 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1437621695] [2021-01-27 02:38:34,256 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-27 02:38:34,256 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-01-27 02:38:34,257 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [952217550] [2021-01-27 02:38:34,257 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-01-27 02:38:34,257 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-27 02:38:34,258 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-01-27 02:38:34,259 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-01-27 02:38:34,259 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-01-27 02:38:34,259 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) [2021-01-27 02:38:34,399 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-27 02:38:34,666 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-27 02:38:34,692 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-27 02:38:34,748 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-27 02:38:34,931 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-27 02:38:35,275 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-27 02:38:35,300 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-27 02:38:35,317 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-27 02:38:35,357 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-27 02:38:35,432 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-27 02:38:35,592 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check Size of Word is: 58 and size of Sequence is : 59[2021-01-27 02:38:35,700 INFO L164 SleepSetCegar]: Size of mCounterexample is: 59 [2021-01-27 02:38:35,701 INFO L165 SleepSetCegar]: [1320#[ULTIMATE.startENTRY]true, 1323#[L-1]true, 1326#[L-1-1]true, 1329#[L17]true, 1332#[L17-1]true, 1335#[L17-2]true, 1338#[L17-3]true, 1341#[L17-4]true, 1344#[L710](= ~__unbuffered_cnt~0 0), 1349#[L711](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 1352#[L713](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 1355#[L715](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 1358#[L717](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 1361#[L-1-2](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 1364#[L-1-3](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 1367#[L774](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 1370#[L774-1](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 1373#[L775](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 1376#[L775-1, P0ENTRY](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 1381#[L775-1, L720](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 1385#[L776, L720](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 23034#[L776-1, L720](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 23042#[L777, L720](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 23050#[L777-1, P1ENTRY, L720](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 23065#[P1ENTRY, L720, L778](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 23081#[L735, L720, L778](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 23097#[L737, L720, L778](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 23113#[L720, L778, L740](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 23129#[L745, L720, L778](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 23145#[P1FINAL, L720, L778](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 23161#[P1EXIT, L720, L778](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 23170#[L778-1, P1EXIT, L720](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 23178#[P1EXIT, L779, L720](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 23186#[P2ENTRY, P1EXIT, L720, L779-1](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 23199#[P1EXIT, L720, L779-1, L750](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 23217#[L752, P1EXIT, L720, L779-1](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 23231#[L755, P1EXIT, L720, L779-1](and (= ~z~0 1) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 23249#[L755, P1EXIT, L722, L779-1](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 23268#[L755, P1EXIT, L725, L779-1](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 23279#[L755, P1EXIT, L730, L779-1](and (<= ~__unbuffered_cnt~0 2) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 23298#[L755, P1EXIT, P0FINAL, L779-1](and (<= ~__unbuffered_cnt~0 2) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 23309#[L755, P1EXIT, L779-1, P0EXIT](and (<= ~__unbuffered_cnt~0 2) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 23324#[P1EXIT, L760, L779-1, P0EXIT](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 23332#[P1EXIT, L779-1, P0EXIT, P2FINAL](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 23344#[P1EXIT, L779-1, P0EXIT, P2EXIT](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 23350#[P1EXIT, L780, P0EXIT, P2EXIT](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 23355#[L782, P1EXIT, P0EXIT, P2EXIT]true, 23360#[P1EXIT, L783, P0EXIT, P2EXIT]true, 23365#[P1EXIT, L2, P0EXIT, P2EXIT]true, 23370#[L3, P1EXIT, P0EXIT, P2EXIT]true, 23379#[L2-1, P1EXIT, P0EXIT, P2EXIT]true, 23385#[L788, P1EXIT, P0EXIT, P2EXIT]true, 23390#[P1EXIT, L789, P0EXIT, P2EXIT]true, 23395#[P1EXIT, L18, P0EXIT, P2EXIT]true, 23400#[L18-1, P1EXIT, P0EXIT, P2EXIT]true, 23407#[L18-2, P1EXIT, P0EXIT, P2EXIT]true, 23415#[L17-5, P1EXIT, P0EXIT, P2EXIT]true, 23420#[L17-7, P1EXIT, P0EXIT, P2EXIT]true, 23428#[ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1EXIT, P0EXIT, P2EXIT]true] [2021-01-27 02:38:35,701 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-01-27 02:38:35,701 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-27 02:38:35,702 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-27 02:38:35,702 INFO L82 PathProgramCache]: Analyzing trace with hash -1386434522, now seen corresponding path program 3 times [2021-01-27 02:38:35,702 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-27 02:38:35,703 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [57717312] [2021-01-27 02:38:35,703 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-27 02:38:35,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-27 02:38:35,831 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-27 02:38:35,831 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [57717312] [2021-01-27 02:38:35,831 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-27 02:38:35,831 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-01-27 02:38:35,832 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1114093406] [2021-01-27 02:38:35,832 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-01-27 02:38:35,832 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-27 02:38:35,833 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-01-27 02:38:35,833 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-01-27 02:38:35,834 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-01-27 02:38:35,834 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[2021-01-27 02:38:36,863 INFO L164 SleepSetCegar]: Size of mCounterexample is: 59 [2021-01-27 02:38:36,867 INFO L165 SleepSetCegar]: [23439#[ULTIMATE.startENTRY]true, 23442#[L-1]true, 23445#[L-1-1]true, 23448#[L17]true, 23451#[L17-1]true, 23454#[L17-2]true, 23457#[L17-3]true, 23460#[L17-4]true, 23463#[L710](= ~__unbuffered_cnt~0 0), 23466#[L711](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 23469#[L713](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 23472#[L715](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 23475#[L717](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 23478#[L-1-2](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 23481#[L-1-3](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 23484#[L774](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 23487#[L774-1](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 23490#[L775](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 23493#[L775-1, P0ENTRY](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 23498#[L775-1, L720](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 23502#[L776, L720](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 37730#[L776-1, L720](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 37733#[L777, L720](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 37736#[L777-1, P1ENTRY, L720](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 37741#[P1ENTRY, L720, L778](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 37747#[L735, L720, L778](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 37751#[L735, L778-1, L720](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 50017#[L735, L779, L720](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 50027#[P2ENTRY, L735, L720, L779-1](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 50044#[L735, L720, L779-1, L750](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 50066#[L735, L752, L720, L779-1](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 50084#[L735, L755, L720, L779-1](and (= ~z~0 1) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 50108#[L735, L755, L722, L779-1](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 50133#[L735, L755, L725, L779-1](and (= ~x~0 1) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 50150#[L735, L755, L730, L779-1](and (= ~x~0 1) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 50180#[L735, L755, P0FINAL, L779-1](and (= ~x~0 1) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 50198#[L735, L755, L779-1, P0EXIT](and (= ~x~0 1) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 50218#[L737, L755, L779-1, P0EXIT](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 50227#[L755, L740, L779-1, P0EXIT](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 50236#[L745, L755, L779-1, P0EXIT](and (<= ~__unbuffered_cnt~0 2) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 50245#[P1FINAL, L755, L779-1, P0EXIT](and (<= ~__unbuffered_cnt~0 2) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 50258#[L755, P1EXIT, L779-1, P0EXIT](and (<= ~__unbuffered_cnt~0 2) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 50265#[P1EXIT, L760, L779-1, P0EXIT](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 50269#[P1EXIT, L779-1, P0EXIT, P2FINAL](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 50277#[P1EXIT, L779-1, P0EXIT, P2EXIT](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 50281#[P1EXIT, L780, P0EXIT, P2EXIT](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 50284#[L782, P1EXIT, P0EXIT, P2EXIT]true, 50287#[P1EXIT, L783, P0EXIT, P2EXIT]true, 50290#[P1EXIT, L2, P0EXIT, P2EXIT]true, 50293#[L3, P1EXIT, P0EXIT, P2EXIT]true, 50298#[L2-1, P1EXIT, P0EXIT, P2EXIT]true, 50302#[L788, P1EXIT, P0EXIT, P2EXIT]true, 50305#[P1EXIT, L789, P0EXIT, P2EXIT]true, 50308#[P1EXIT, L18, P0EXIT, P2EXIT]true, 50311#[L18-1, P1EXIT, P0EXIT, P2EXIT]true, 50314#[L18-2, P1EXIT, P0EXIT, P2EXIT]true, 50320#[L17-5, P1EXIT, P0EXIT, P2EXIT]true, 50323#[L17-7, P1EXIT, P0EXIT, P2EXIT]true, 50329#[ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1EXIT, P0EXIT, P2EXIT]true] [2021-01-27 02:38:36,867 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-01-27 02:38:36,867 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-27 02:38:36,868 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-27 02:38:36,868 INFO L82 PathProgramCache]: Analyzing trace with hash -1739299894, now seen corresponding path program 4 times [2021-01-27 02:38:36,868 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-27 02:38:36,868 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1295452055] [2021-01-27 02:38:36,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-27 02:38:36,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-27 02:38:36,985 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-27 02:38:36,986 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1295452055] [2021-01-27 02:38:36,986 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-27 02:38:36,986 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-01-27 02:38:36,986 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [67498335] [2021-01-27 02:38:36,987 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-01-27 02:38:36,987 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-27 02:38:36,988 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-01-27 02:38:36,988 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-01-27 02:38:36,988 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-01-27 02:38:36,989 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) [2021-01-27 02:38:38,778 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-01-27 02:38:38,785 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.01 02:38:38 BasicIcfg [2021-01-27 02:38:38,785 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-01-27 02:38:38,788 INFO L168 Benchmark]: Toolchain (without parser) took 7572.21 ms. Allocated memory was 302.0 MB in the beginning and 622.9 MB in the end (delta: 320.9 MB). Free memory was 275.7 MB in the beginning and 524.3 MB in the end (delta: -248.6 MB). Peak memory consumption was 258.1 MB. Max. memory is 16.0 GB. [2021-01-27 02:38:38,789 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 302.0 MB. Free memory was 269.9 MB in the beginning and 269.7 MB in the end (delta: 153.9 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-01-27 02:38:38,792 INFO L168 Benchmark]: CACSL2BoogieTranslator took 862.73 ms. Allocated memory is still 302.0 MB. Free memory was 274.7 MB in the beginning and 274.4 MB in the end (delta: 318.8 kB). Peak memory consumption was 26.5 MB. Max. memory is 16.0 GB. [2021-01-27 02:38:38,793 INFO L168 Benchmark]: Boogie Procedure Inliner took 85.90 ms. Allocated memory is still 302.0 MB. Free memory was 274.4 MB in the beginning and 272.5 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-01-27 02:38:38,795 INFO L168 Benchmark]: Boogie Preprocessor took 57.63 ms. Allocated memory is still 302.0 MB. Free memory was 272.5 MB in the beginning and 271.5 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.0 GB. [2021-01-27 02:38:38,801 INFO L168 Benchmark]: RCFGBuilder took 611.07 ms. Allocated memory is still 302.0 MB. Free memory was 270.4 MB in the beginning and 248.4 MB in the end (delta: 22.0 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.0 GB. [2021-01-27 02:38:38,802 INFO L168 Benchmark]: TraceAbstraction took 5934.70 ms. Allocated memory was 302.0 MB in the beginning and 622.9 MB in the end (delta: 320.9 MB). Free memory was 248.4 MB in the beginning and 524.3 MB in the end (delta: -275.9 MB). Peak memory consumption was 231.6 MB. Max. memory is 16.0 GB. [2021-01-27 02:38:38,813 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 302.0 MB. Free memory was 269.9 MB in the beginning and 269.7 MB in the end (delta: 153.9 kB). There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 862.73 ms. Allocated memory is still 302.0 MB. Free memory was 274.7 MB in the beginning and 274.4 MB in the end (delta: 318.8 kB). Peak memory consumption was 26.5 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 85.90 ms. Allocated memory is still 302.0 MB. Free memory was 274.4 MB in the beginning and 272.5 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 57.63 ms. Allocated memory is still 302.0 MB. Free memory was 272.5 MB in the beginning and 271.5 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.0 GB. * RCFGBuilder took 611.07 ms. Allocated memory is still 302.0 MB. Free memory was 270.4 MB in the beginning and 248.4 MB in the end (delta: 22.0 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.0 GB. * TraceAbstraction took 5934.70 ms. Allocated memory was 302.0 MB in the beginning and 622.9 MB in the end (delta: 320.9 MB). Free memory was 248.4 MB in the beginning and 524.3 MB in the end (delta: -275.9 MB). Peak memory consumption was 231.6 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: 5.8s, OverallIterations: 5, 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, 0.7s InterpolantComputationTime, 291 NumberOfCodeBlocks, 291 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 286 ConstructedInterpolants, 0 QuantifiedInterpolants, 31408 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 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...