/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/safe014_pso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-6f57305 [2021-01-26 22:54:07,167 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-01-26 22:54:07,173 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-01-26 22:54:07,211 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-01-26 22:54:07,212 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-01-26 22:54:07,214 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-01-26 22:54:07,216 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-01-26 22:54:07,218 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-01-26 22:54:07,221 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-01-26 22:54:07,222 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-01-26 22:54:07,224 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-01-26 22:54:07,225 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-01-26 22:54:07,226 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-01-26 22:54:07,227 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-01-26 22:54:07,228 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-01-26 22:54:07,230 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-01-26 22:54:07,231 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-01-26 22:54:07,233 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-01-26 22:54:07,235 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-01-26 22:54:07,237 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-01-26 22:54:07,242 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-01-26 22:54:07,248 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-01-26 22:54:07,249 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-01-26 22:54:07,250 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-01-26 22:54:07,254 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-01-26 22:54:07,265 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-01-26 22:54:07,266 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-01-26 22:54:07,267 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-01-26 22:54:07,271 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 22:54:07,299 INFO L113 SettingsManager]: Loading preferences was successful [2021-01-26 22:54:07,300 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-01-26 22:54:07,301 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-01-26 22:54:07,302 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-01-26 22:54:07,302 INFO L138 SettingsManager]: * Use SBE=true [2021-01-26 22:54:07,302 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-01-26 22:54:07,303 INFO L138 SettingsManager]: * sizeof long=4 [2021-01-26 22:54:07,303 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-01-26 22:54:07,303 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-01-26 22:54:07,303 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-01-26 22:54:07,303 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-01-26 22:54:07,304 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-01-26 22:54:07,304 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-01-26 22:54:07,304 INFO L138 SettingsManager]: * sizeof long double=12 [2021-01-26 22:54:07,304 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-01-26 22:54:07,305 INFO L138 SettingsManager]: * Use constant arrays=true [2021-01-26 22:54:07,305 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-01-26 22:54:07,305 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-01-26 22:54:07,305 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-01-26 22:54:07,306 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-01-26 22:54:07,306 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-01-26 22:54:07,306 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-26 22:54:07,306 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-01-26 22:54:07,307 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-01-26 22:54:07,307 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-01-26 22:54:07,307 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-01-26 22:54:07,307 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-01-26 22:54:07,307 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-01-26 22:54:07,308 INFO L138 SettingsManager]: * Lazy Petri-NFA conversion=true [2021-01-26 22:54:07,308 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=SLEEP_SET_FA [2021-01-26 22:54:07,308 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-01-26 22:54:07,308 INFO L138 SettingsManager]: * Minimization of abstraction=NONE [2021-01-26 22:54:07,308 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-01-26 22:54:07,309 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-01-26 22:54:07,753 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-01-26 22:54:07,789 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-01-26 22:54:07,793 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-01-26 22:54:07,796 INFO L271 PluginConnector]: Initializing CDTParser... [2021-01-26 22:54:07,796 INFO L275 PluginConnector]: CDTParser initialized [2021-01-26 22:54:07,798 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe014_pso.oepc.i [2021-01-26 22:54:07,888 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d8d9cbec2/5e1c8d12ccc44789a1ac6dd16d027991/FLAG1331d7c34 [2021-01-26 22:54:08,696 INFO L306 CDTParser]: Found 1 translation units. [2021-01-26 22:54:08,697 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe014_pso.oepc.i [2021-01-26 22:54:08,718 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d8d9cbec2/5e1c8d12ccc44789a1ac6dd16d027991/FLAG1331d7c34 [2021-01-26 22:54:08,965 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d8d9cbec2/5e1c8d12ccc44789a1ac6dd16d027991 [2021-01-26 22:54:08,968 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-01-26 22:54:08,981 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-01-26 22:54:08,985 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-01-26 22:54:08,985 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-01-26 22:54:08,989 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-01-26 22:54:08,990 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.01 10:54:08" (1/1) ... [2021-01-26 22:54:08,994 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2834b8ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 10:54:08, skipping insertion in model container [2021-01-26 22:54:08,995 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.01 10:54:08" (1/1) ... [2021-01-26 22:54:09,004 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-01-26 22:54:09,075 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-01-26 22:54:09,513 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-26 22:54:09,528 INFO L203 MainTranslator]: Completed pre-run [2021-01-26 22:54:09,606 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-26 22:54:09,701 INFO L208 MainTranslator]: Completed translation [2021-01-26 22:54:09,701 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 10:54:09 WrapperNode [2021-01-26 22:54:09,704 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-01-26 22:54:09,706 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-01-26 22:54:09,707 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-01-26 22:54:09,707 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-01-26 22:54:09,716 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 10:54:09" (1/1) ... [2021-01-26 22:54:09,736 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 10:54:09" (1/1) ... [2021-01-26 22:54:09,760 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-01-26 22:54:09,761 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-01-26 22:54:09,761 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-01-26 22:54:09,762 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-01-26 22:54:09,771 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 10:54:09" (1/1) ... [2021-01-26 22:54:09,771 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 10:54:09" (1/1) ... [2021-01-26 22:54:09,775 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 10:54:09" (1/1) ... [2021-01-26 22:54:09,776 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 10:54:09" (1/1) ... [2021-01-26 22:54:09,791 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 10:54:09" (1/1) ... [2021-01-26 22:54:09,794 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 10:54:09" (1/1) ... [2021-01-26 22:54:09,796 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 10:54:09" (1/1) ... [2021-01-26 22:54:09,800 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-01-26 22:54:09,801 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-01-26 22:54:09,801 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-01-26 22:54:09,801 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-01-26 22:54:09,802 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 10:54:09" (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 22:54:09,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-01-26 22:54:09,917 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-01-26 22:54:09,917 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-01-26 22:54:09,918 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-01-26 22:54:09,918 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-01-26 22:54:09,918 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-01-26 22:54:09,918 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-01-26 22:54:09,918 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-01-26 22:54:09,919 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-01-26 22:54:09,919 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-01-26 22:54:09,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-01-26 22:54:09,919 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-01-26 22:54:09,919 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-01-26 22:54:09,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-01-26 22:54:09,921 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 22:54:10,335 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-01-26 22:54:10,336 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2021-01-26 22:54:10,338 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.01 10:54:10 BoogieIcfgContainer [2021-01-26 22:54:10,338 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-01-26 22:54:10,340 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-01-26 22:54:10,340 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-01-26 22:54:10,344 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-01-26 22:54:10,344 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.01 10:54:08" (1/3) ... [2021-01-26 22:54:10,345 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@913a1f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.01 10:54:10, skipping insertion in model container [2021-01-26 22:54:10,346 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 10:54:09" (2/3) ... [2021-01-26 22:54:10,346 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@913a1f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.01 10:54:10, skipping insertion in model container [2021-01-26 22:54:10,346 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.01 10:54:10" (3/3) ... [2021-01-26 22:54:10,348 INFO L111 eAbstractionObserver]: Analyzing ICFG safe014_pso.oepc.i [2021-01-26 22:54:10,368 WARN L168 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-01-26 22:54:10,368 INFO L179 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-01-26 22:54:10,372 INFO L191 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-01-26 22:54:10,373 INFO L351 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-01-26 22:54:10,406 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:54:10,407 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:54:10,407 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:54:10,407 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:54:10,407 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:54:10,408 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:54:10,408 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:54:10,408 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:54:10,409 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:54:10,409 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:54:10,409 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:54:10,409 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:54:10,410 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:54:10,410 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:54:10,410 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:54:10,410 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:54:10,411 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:54:10,411 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:54:10,411 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:54:10,411 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:54:10,411 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:54:10,412 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:54:10,412 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:54:10,412 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:54:10,413 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:54:10,413 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:54:10,413 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:54:10,413 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:54:10,413 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:54:10,414 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:54:10,414 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:54:10,414 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:54:10,414 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:54:10,415 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:54:10,415 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:54:10,415 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:54:10,418 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:54:10,418 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:54:10,418 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:54:10,419 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:54:10,426 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:54:10,426 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:54:10,427 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:54:10,427 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:54:10,433 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:54:10,433 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:54:10,433 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:54:10,434 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:54:10,436 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-01-26 22:54:10,452 INFO L253 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-01-26 22:54:10,485 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-01-26 22:54:10,485 INFO L378 AbstractCegarLoop]: Hoare is true [2021-01-26 22:54:10,486 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-01-26 22:54:10,486 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-01-26 22:54:10,486 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-01-26 22:54:10,486 INFO L382 AbstractCegarLoop]: Difference is false [2021-01-26 22:54:10,486 INFO L383 AbstractCegarLoop]: Minimize is NONE [2021-01-26 22:54:10,486 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== Size of Word is: 60 and size of Sequence is : 61[2021-01-26 22:54:10,528 INFO L164 SleepSetCegar]: Size of mCounterexample is: 61 [2021-01-26 22:54:10,528 INFO L165 SleepSetCegar]: [91#[ULTIMATE.startENTRY]don't care, 93#[L-1]don't care, 95#[L-1-1]don't care, 97#[L17]don't care, 99#[L17-1]don't care, 101#[L17-2]don't care, 103#[L17-3]don't care, 105#[L17-4]don't care, 107#[L711]don't care, 109#[L713]don't care, 111#[L715]don't care, 113#[L716]don't care, 115#[L717]don't care, 117#[L719]don't care, 119#[L721]don't care, 121#[L-1-2]don't care, 123#[L-1-3]don't care, 125#[L778]don't care, 127#[L778-1]don't care, 129#[L779]don't care, 131#[P0ENTRY, L779-1]don't care, 133#[L724, L779-1]don't care, 137#[L726, L779-1]don't care, 143#[L729, L779-1]don't care, 147#[L734, L779-1]don't care, 149#[P0FINAL, L779-1]don't care, 155#[P0EXIT, L779-1]don't care, 157#[P0EXIT, L780]don't care, 159#[P0EXIT, L780-1]don't care, 161#[P0EXIT, L781]don't care, 163#[P0EXIT, P1ENTRY, L781-1]don't care, 165#[P0EXIT, L782, P1ENTRY]don't care, 169#[P0EXIT, L782, L739]don't care, 175#[P0EXIT, L741, L782]don't care, 177#[P0EXIT, L782, L744]don't care, 181#[P0EXIT, L782, L749]don't care, 187#[P0EXIT, P1FINAL, L782]don't care, 189#[P0EXIT, L782, P1EXIT]don't care, 193#[P0EXIT, L782-1, P1EXIT]don't care, 195#[P0EXIT, L783, P1EXIT]don't care, 197#[P0EXIT, P2ENTRY, L783-1, P1EXIT]don't care, 199#[P0EXIT, L754, L783-1, P1EXIT]don't care, 203#[P0EXIT, L756, L783-1, P1EXIT]don't care, 207#[P0EXIT, L759, L783-1, P1EXIT]don't care, 211#[P0EXIT, L764, L783-1, P1EXIT]don't care, 215#[P2FINAL, P0EXIT, L783-1, P1EXIT]don't care, 219#[P0EXIT, P2EXIT, L783-1, P1EXIT]don't care, 223#[P0EXIT, P2EXIT, L784, P1EXIT]don't care, 225#[P0EXIT, P2EXIT, L786, P1EXIT]don't care, 227#[P0EXIT, P2EXIT, L787, P1EXIT]don't care, 229#[P0EXIT, P2EXIT, P1EXIT, L2]don't care, 231#[P0EXIT, P2EXIT, L3, P1EXIT]don't care, 233#[P0EXIT, P2EXIT, L2-1, P1EXIT]don't care, 237#[P0EXIT, P2EXIT, L792, P1EXIT]don't care, 239#[P0EXIT, P2EXIT, L793, P1EXIT]don't care, 241#[L18, P0EXIT, P2EXIT, P1EXIT]don't care, 243#[P0EXIT, P2EXIT, L18-1, P1EXIT]don't care, 245#[P0EXIT, P2EXIT, L18-2, P1EXIT]don't care, 249#[P0EXIT, P2EXIT, L17-5, P1EXIT]don't care, 251#[P0EXIT, P2EXIT, L17-7, P1EXIT]don't care, 255#[P0EXIT, P2EXIT, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1EXIT]don't care] [2021-01-26 22:54:10,529 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-26 22:54:10,535 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-26 22:54:10,536 INFO L82 PathProgramCache]: Analyzing trace with hash -1393168183, now seen corresponding path program 1 times [2021-01-26 22:54:10,547 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-26 22:54:10,547 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1206618280] [2021-01-26 22:54:10,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-26 22:54:10,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-26 22:54:11,070 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 22:54:11,071 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1206618280] [2021-01-26 22:54:11,072 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-26 22:54:11,072 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-01-26 22:54:11,073 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [881190571] [2021-01-26 22:54:11,086 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-01-26 22:54:11,087 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-26 22:54:11,102 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-01-26 22:54:11,104 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-01-26 22:54:11,106 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-01-26 22:54:11,109 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 8.571428571428571) internal successors, (60), 7 states have internal predecessors, (60), 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 22:54:11,264 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-26 22:54:11,391 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check Size of Word is: 60 and size of Sequence is : 61[2021-01-26 22:54:12,749 INFO L164 SleepSetCegar]: Size of mCounterexample is: 61 [2021-01-26 22:54:12,750 INFO L165 SleepSetCegar]: [265#[ULTIMATE.startENTRY]true, 266#[L-1]true, 267#[L-1-1]true, 268#[L17]true, 269#[L17-1]true, 270#[L17-2]true, 271#[L17-3]true, 272#[L17-4]true, 273#[L711]true, 274#[L713](= ~__unbuffered_p0_EAX~0 0), 275#[L715](= ~__unbuffered_p0_EAX~0 0), 276#[L716](= ~__unbuffered_p0_EAX~0 0), 277#[L717](= ~__unbuffered_p0_EAX~0 0), 278#[L719](= ~__unbuffered_p0_EAX~0 0), 279#[L721](= ~__unbuffered_p0_EAX~0 0), 282#[L-1-2](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0)), 283#[L-1-3](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0)), 284#[L778](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0)), 285#[L778-1](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0)), 286#[L779](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0)), 287#[P0ENTRY, L779-1](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0)), 288#[L724, L779-1](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0)), 291#[L724, L780](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0)), 17825#[L724, L780-1](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0)), 17828#[L724, L781](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0)), 17831#[L724, P1ENTRY, L781-1](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0)), 17836#[L724, L782, P1ENTRY](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0)), 17842#[L724, L782, L739](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0)), 17849#[L741, L724, L782](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0)), 17854#[L724, L782, L744](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0)), 17860#[L724, L782, L749](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0)), 17867#[L724, P1FINAL, L782](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0)), 17872#[L724, L782, P1EXIT](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0)), 17876#[L724, L782-1, P1EXIT](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0)), 17879#[L724, L783, P1EXIT](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0)), 17882#[P2ENTRY, L724, L783-1, P1EXIT](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0)), 17887#[L724, L754, L783-1, P1EXIT](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0)), 17893#[L724, L756, L783-1, P1EXIT](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0)), 17899#[L724, L759, L783-1, P1EXIT](= ~__unbuffered_p0_EAX~0 0), 17905#[L759, L726, L783-1, P1EXIT]true, 17909#[L729, L759, L783-1, P1EXIT]true, 17911#[L759, L734, L783-1, P1EXIT]true, 17914#[L759, P0FINAL, L783-1, P1EXIT]true, 17917#[P0EXIT, L759, L783-1, P1EXIT]true, 17920#[P0EXIT, L764, L783-1, P1EXIT]true, 17922#[P2FINAL, P0EXIT, L783-1, P1EXIT]true, 17924#[P0EXIT, P2EXIT, L783-1, P1EXIT]true, 17926#[P0EXIT, P2EXIT, L784, P1EXIT]true, 17927#[P0EXIT, P2EXIT, L786, P1EXIT]true, 17928#[P0EXIT, P2EXIT, L787, P1EXIT]true, 17929#[P0EXIT, P2EXIT, P1EXIT, L2]true, 17930#[P0EXIT, P2EXIT, L3, P1EXIT]true, 17931#[P0EXIT, P2EXIT, L2-1, P1EXIT]true, 17933#[P0EXIT, P2EXIT, L792, P1EXIT]true, 17934#[P0EXIT, P2EXIT, L793, P1EXIT]true, 17935#[L18, P0EXIT, P2EXIT, P1EXIT]true, 17936#[P0EXIT, P2EXIT, L18-1, P1EXIT]true, 17937#[P0EXIT, P2EXIT, L18-2, P1EXIT]true, 17939#[P0EXIT, P2EXIT, L17-5, P1EXIT]true, 17940#[P0EXIT, P2EXIT, L17-7, P1EXIT]true, 17942#[P0EXIT, P2EXIT, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1EXIT]true] [2021-01-26 22:54:12,751 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-01-26 22:54:12,751 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-26 22:54:12,752 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-26 22:54:12,752 INFO L82 PathProgramCache]: Analyzing trace with hash -1348004441, now seen corresponding path program 2 times [2021-01-26 22:54:12,752 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-26 22:54:12,753 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1255192993] [2021-01-26 22:54:12,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-26 22:54:12,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-26 22:54:13,031 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 22:54:13,031 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1255192993] [2021-01-26 22:54:13,031 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-26 22:54:13,032 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-01-26 22:54:13,032 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [803440041] [2021-01-26 22:54:13,033 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-01-26 22:54:13,034 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-26 22:54:13,035 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-01-26 22:54:13,035 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-01-26 22:54:13,035 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-01-26 22:54:13,036 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 8.571428571428571) internal successors, (60), 7 states have internal predecessors, (60), 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 22:54:14,609 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check Size of Word is: 60 and size of Sequence is : 61[2021-01-26 22:54:14,632 INFO L164 SleepSetCegar]: Size of mCounterexample is: 61 [2021-01-26 22:54:14,633 INFO L165 SleepSetCegar]: [17952#[ULTIMATE.startENTRY]true, 17954#[L-1]true, 17956#[L-1-1]true, 17958#[L17]true, 17960#[L17-1]true, 17962#[L17-2]true, 17964#[L17-3]true, 17966#[L17-4]true, 17968#[L711]true, 17970#[L713](= ~__unbuffered_p0_EAX~0 0), 17972#[L715](= ~__unbuffered_p0_EAX~0 0), 17974#[L716](= ~__unbuffered_p0_EAX~0 0), 17976#[L717](= ~__unbuffered_p0_EAX~0 0), 17978#[L719](= ~__unbuffered_p0_EAX~0 0), 17980#[L721](= ~__unbuffered_p0_EAX~0 0), 17982#[L-1-2](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0)), 17984#[L-1-3](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0)), 17986#[L778](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0)), 17988#[L778-1](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0)), 17990#[L779](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0)), 17992#[P0ENTRY, L779-1](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0)), 17994#[L724, L779-1](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0)), 18000#[L724, L780](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0)), 36153#[L724, L780-1](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0)), 36155#[L724, L781](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0)), 36157#[L724, P1ENTRY, L781-1](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0)), 36159#[L724, L782, P1ENTRY](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0)), 36163#[L724, L782, L739](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0)), 36169#[L741, L724, L782](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0)), 36171#[L724, L782, L744](and (= 2 ~x~0) (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0)), 36175#[L724, L782, L749](and (= 2 ~x~0) (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0)), 36181#[L724, P1FINAL, L782](and (= 2 ~x~0) (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0)), 36183#[L724, L782, P1EXIT](and (= 2 ~x~0) (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0)), 36187#[L724, L782-1, P1EXIT](and (= 2 ~x~0) (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0)), 36189#[L724, L783, P1EXIT](and (= 2 ~x~0) (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0)), 36191#[P2ENTRY, L724, L783-1, P1EXIT](and (= 2 ~x~0) (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0)), 36193#[L724, L754, L783-1, P1EXIT](and (= 2 ~x~0) (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0)), 36197#[L724, L756, L783-1, P1EXIT](and (= 2 ~x~0) (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0)), 36201#[L724, L759, L783-1, P1EXIT](and (= 2 ~x~0) (= ~__unbuffered_p0_EAX~0 0)), 36205#[L759, L726, L783-1, P1EXIT](= 2 ~x~0), 36211#[L764, L726, L783-1, P1EXIT](= 2 ~x~0), 37292#[P2FINAL, L726, L783-1, P1EXIT](= 2 ~x~0), 37298#[P2EXIT, L726, L783-1, P1EXIT](= 2 ~x~0), 37303#[P2EXIT, L784, L726, P1EXIT](= 2 ~x~0), 37306#[P2EXIT, L786, L726, P1EXIT](= 2 ~x~0), 37309#[P2EXIT, L787, L726, P1EXIT](= 2 ~x~0), 37312#[P2EXIT, L726, P1EXIT, L2](= 2 ~x~0), 37315#[P2EXIT, L726, L3, P1EXIT](= 2 ~x~0), 37319#[P2EXIT, L726, L2-1, P1EXIT](= 2 ~x~0), 37324#[P2EXIT, L726, L792, P1EXIT](= 2 ~x~0), 37329#[P2EXIT, L793, L726, P1EXIT](= 2 ~x~0), 37334#[P2EXIT, L729, L793, P1EXIT](and (= 2 ~x~0) (= ~__unbuffered_p0_EBX~0 2)), 37338#[P2EXIT, L793, L734, P1EXIT](and (= 2 ~x~0) (= ~__unbuffered_p0_EBX~0 2)), 37342#[P2EXIT, L793, P0FINAL, P1EXIT](and (= 2 ~x~0) (= ~__unbuffered_p0_EBX~0 2)), 37346#[P0EXIT, P2EXIT, L793, P1EXIT](and (= 2 ~x~0) (= ~__unbuffered_p0_EBX~0 2)), 37348#[L18, P0EXIT, P2EXIT, P1EXIT](and (= 2 ~x~0) (= ~__unbuffered_p0_EBX~0 2)), 37350#[P0EXIT, P2EXIT, L18-1, P1EXIT](and (= 2 ~x~0) (= ~__unbuffered_p0_EBX~0 2)), 37352#[P0EXIT, P2EXIT, L18-2, P1EXIT](and (= 2 ~x~0) (= ~__unbuffered_p0_EBX~0 2)), 37356#[P0EXIT, P2EXIT, L17-5, P1EXIT](and (= 2 ~x~0) (= ~__unbuffered_p0_EBX~0 2)), 37358#[P0EXIT, P2EXIT, L17-7, P1EXIT](and (= 2 ~x~0) (= ~__unbuffered_p0_EBX~0 2)), 37362#[P0EXIT, P2EXIT, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1EXIT](and (= 2 ~x~0) (= ~__unbuffered_p0_EBX~0 2))] [2021-01-26 22:54:14,634 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-01-26 22:54:14,634 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-26 22:54:14,635 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-26 22:54:14,635 INFO L82 PathProgramCache]: Analyzing trace with hash -1382404501, now seen corresponding path program 3 times [2021-01-26 22:54:14,635 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-26 22:54:14,636 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [715862990] [2021-01-26 22:54:14,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-26 22:54:14,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-26 22:54:14,878 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 22:54:14,879 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [715862990] [2021-01-26 22:54:14,879 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-26 22:54:14,879 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-01-26 22:54:14,879 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2114557269] [2021-01-26 22:54:14,880 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-01-26 22:54:14,880 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-26 22:54:14,881 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-01-26 22:54:14,881 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-01-26 22:54:14,881 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-01-26 22:54:14,882 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 7.5) internal successors, (60), 8 states have internal predecessors, (60), 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 22:54:14,992 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-26 22:54:15,293 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-26 22:54:15,323 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-26 22:54:15,609 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-26 22:54:15,632 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-26 22:54:15,685 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check Size of Word is: 60 and size of Sequence is : 61[2021-01-26 22:54:16,457 INFO L164 SleepSetCegar]: Size of mCounterexample is: 61 [2021-01-26 22:54:16,460 INFO L165 SleepSetCegar]: [37374#[ULTIMATE.startENTRY]true, 37376#[L-1]true, 37378#[L-1-1]true, 37380#[L17]true, 37382#[L17-1]true, 37384#[L17-2]true, 37386#[L17-3]true, 37388#[L17-4]true, 37390#[L711](= ~__unbuffered_cnt~0 0), 37392#[L713](and (= ~__unbuffered_p0_EAX~0 0) (= ~__unbuffered_cnt~0 0)), 37394#[L715](and (= ~__unbuffered_p0_EAX~0 0) (= ~__unbuffered_cnt~0 0)), 37396#[L716](and (= ~__unbuffered_p0_EAX~0 0) (= ~__unbuffered_cnt~0 0)), 37400#[L717](and (= ~__unbuffered_p0_EAX~0 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 37402#[L719](and (= ~__unbuffered_p0_EAX~0 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 37404#[L721](and (= ~__unbuffered_p0_EAX~0 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 37406#[L-1-2](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 37408#[L-1-3](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 37410#[L778](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 37412#[L778-1](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 37414#[L779](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 37416#[P0ENTRY, L779-1](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 37418#[L724, L779-1](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 37424#[L724, L780](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 46362#[L724, L780-1](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 46364#[L724, L781](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 46366#[L724, P1ENTRY, L781-1](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 46368#[L724, L782, P1ENTRY](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 46372#[L724, L782, L739](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 46378#[L741, L724, L782](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 46382#[L741, L724, L782-1](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 52807#[L741, L724, L783](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 52814#[P2ENTRY, L741, L724, L783-1](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 52826#[L741, L724, L754, L783-1](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 52840#[L741, L724, L756, L783-1](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 52854#[L741, L724, L759, L783-1](and (= ~__unbuffered_p0_EAX~0 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 52871#[L741, L759, L726, L783-1](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 52888#[L729, L741, L759, L783-1](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 52903#[L741, L759, L734, L783-1](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 52922#[L741, L759, P0FINAL, L783-1](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 52941#[P0EXIT, L741, L759, L783-1](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 52959#[P0EXIT, L759, L744, L783-1](and (= 2 ~x~0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 52969#[P0EXIT, L759, L783-1, L749](and (= 2 ~x~0) (<= ~__unbuffered_cnt~0 2) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 52983#[P0EXIT, P1FINAL, L759, L783-1](and (= 2 ~x~0) (<= ~__unbuffered_cnt~0 2) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 52993#[P0EXIT, L759, L783-1, P1EXIT](and (= 2 ~x~0) (<= ~__unbuffered_cnt~0 2) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 53003#[P0EXIT, L764, L783-1, P1EXIT](and (= 2 ~x~0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 53011#[P2FINAL, P0EXIT, L783-1, P1EXIT](and (= 2 ~x~0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 53019#[P0EXIT, P2EXIT, L783-1, P1EXIT](and (= 2 ~x~0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 53025#[P0EXIT, P2EXIT, L784, P1EXIT](and (= 2 ~x~0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 53029#[P0EXIT, P2EXIT, L786, P1EXIT](= 2 ~x~0), 53033#[P0EXIT, P2EXIT, L787, P1EXIT](= 2 ~x~0), 53037#[P0EXIT, P2EXIT, P1EXIT, L2](= 2 ~x~0), 53041#[P0EXIT, P2EXIT, L3, P1EXIT](= 2 ~x~0), 53047#[P0EXIT, P2EXIT, L2-1, P1EXIT](= 2 ~x~0), 53053#[P0EXIT, P2EXIT, L792, P1EXIT](= 2 ~x~0), 53057#[P0EXIT, P2EXIT, L793, P1EXIT](= 2 ~x~0), 53061#[L18, P0EXIT, P2EXIT, P1EXIT](= 2 ~x~0), 53065#[P0EXIT, P2EXIT, L18-1, P1EXIT](= 2 ~x~0), 53071#[P0EXIT, P2EXIT, L18-2, P1EXIT](= 2 ~x~0), 53077#[P0EXIT, P2EXIT, L17-5, P1EXIT](= 2 ~x~0), 53081#[P0EXIT, P2EXIT, L17-7, P1EXIT](= 2 ~x~0), 53087#[P0EXIT, P2EXIT, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1EXIT](= 2 ~x~0)] [2021-01-26 22:54:16,460 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-01-26 22:54:16,460 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-26 22:54:16,464 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-26 22:54:16,464 INFO L82 PathProgramCache]: Analyzing trace with hash 2050990691, now seen corresponding path program 4 times [2021-01-26 22:54:16,465 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-26 22:54:16,465 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1898178634] [2021-01-26 22:54:16,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-26 22:54:16,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-26 22:54:16,618 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 22:54:16,619 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1898178634] [2021-01-26 22:54:16,619 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-26 22:54:16,620 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-01-26 22:54:16,620 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [614476583] [2021-01-26 22:54:16,620 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-01-26 22:54:16,621 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-26 22:54:16,621 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-01-26 22:54:16,622 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-01-26 22:54:16,622 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-01-26 22:54:16,622 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 8.571428571428571) internal successors, (60), 7 states have internal predecessors, (60), 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 22:54:16,721 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-26 22:54:17,163 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check Size of Word is: 60 and size of Sequence is : 61[2021-01-26 22:54:18,110 INFO L164 SleepSetCegar]: Size of mCounterexample is: 61 [2021-01-26 22:54:18,114 INFO L165 SleepSetCegar]: [53098#[ULTIMATE.startENTRY]true, 53100#[L-1]true, 53102#[L-1-1]true, 53104#[L17]true, 53106#[L17-1]true, 53108#[L17-2]true, 53110#[L17-3]true, 53112#[L17-4]true, 53114#[L711](= ~__unbuffered_cnt~0 0), 53116#[L713](and (= ~__unbuffered_p0_EAX~0 0) (= ~__unbuffered_cnt~0 0)), 53118#[L715](and (= ~__unbuffered_p0_EAX~0 0) (= ~__unbuffered_cnt~0 0)), 53120#[L716](and (= ~__unbuffered_p0_EAX~0 0) (= ~__unbuffered_cnt~0 0)), 53122#[L717](and (= ~__unbuffered_p0_EAX~0 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 53124#[L719](and (= ~__unbuffered_p0_EAX~0 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 53126#[L721](and (= ~__unbuffered_p0_EAX~0 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 53128#[L-1-2](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 53130#[L-1-3](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 53132#[L778](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 53134#[L778-1](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 53136#[L779](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 53138#[P0ENTRY, L779-1](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 53140#[L724, L779-1](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 53146#[L724, L780](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 65607#[L724, L780-1](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 65609#[L724, L781](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 65611#[L724, P1ENTRY, L781-1](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 65613#[L724, L782, P1ENTRY](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 65617#[L724, L782, L739](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 65621#[L724, L782-1, L739](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 76135#[L724, L783, L739](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 76144#[P2ENTRY, L724, L783-1, L739](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 76160#[L724, L754, L783-1, L739](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 76178#[L724, L756, L783-1, L739](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 76196#[L724, L759, L783-1, L739](and (= ~__unbuffered_p0_EAX~0 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 76219#[L759, L726, L783-1, L739](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 76242#[L729, L759, L783-1, L739](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 76261#[L759, L734, L783-1, L739](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 76284#[L759, P0FINAL, L783-1, L739](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 76307#[P0EXIT, L759, L783-1, L739](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 76327#[P0EXIT, L741, L759, L783-1](and (= ~x~0 1) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 76333#[P0EXIT, L759, L744, L783-1](and (= 2 ~x~0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 76337#[P0EXIT, L759, L783-1, L749](and (= 2 ~x~0) (<= ~__unbuffered_cnt~0 2) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 76345#[P0EXIT, P1FINAL, L759, L783-1](and (= 2 ~x~0) (<= ~__unbuffered_cnt~0 2) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 76349#[P0EXIT, L759, L783-1, P1EXIT](and (= 2 ~x~0) (<= ~__unbuffered_cnt~0 2) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 76355#[P0EXIT, L764, L783-1, P1EXIT](and (= 2 ~x~0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 76359#[P2FINAL, P0EXIT, L783-1, P1EXIT](and (= 2 ~x~0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 76363#[P0EXIT, P2EXIT, L783-1, P1EXIT](and (= 2 ~x~0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 76367#[P0EXIT, P2EXIT, L784, P1EXIT](and (= 2 ~x~0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 76369#[P0EXIT, P2EXIT, L786, P1EXIT](= 2 ~x~0), 76371#[P0EXIT, P2EXIT, L787, P1EXIT](= 2 ~x~0), 76373#[P0EXIT, P2EXIT, P1EXIT, L2](= 2 ~x~0), 76375#[P0EXIT, P2EXIT, L3, P1EXIT](= 2 ~x~0), 76377#[P0EXIT, P2EXIT, L2-1, P1EXIT](= 2 ~x~0), 76381#[P0EXIT, P2EXIT, L792, P1EXIT](= 2 ~x~0), 76383#[P0EXIT, P2EXIT, L793, P1EXIT](= 2 ~x~0), 76385#[L18, P0EXIT, P2EXIT, P1EXIT](= 2 ~x~0), 76387#[P0EXIT, P2EXIT, L18-1, P1EXIT](= 2 ~x~0), 76389#[P0EXIT, P2EXIT, L18-2, P1EXIT](= 2 ~x~0), 76393#[P0EXIT, P2EXIT, L17-5, P1EXIT](= 2 ~x~0), 76395#[P0EXIT, P2EXIT, L17-7, P1EXIT](= 2 ~x~0), 76399#[P0EXIT, P2EXIT, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1EXIT](= 2 ~x~0)] [2021-01-26 22:54:18,114 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-01-26 22:54:18,114 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-26 22:54:18,117 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-26 22:54:18,118 INFO L82 PathProgramCache]: Analyzing trace with hash 363917803, now seen corresponding path program 5 times [2021-01-26 22:54:18,118 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-26 22:54:18,118 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1127682252] [2021-01-26 22:54:18,119 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-26 22:54:18,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-26 22:54:18,326 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 22:54:18,327 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1127682252] [2021-01-26 22:54:18,327 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-26 22:54:18,327 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-01-26 22:54:18,327 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [963667743] [2021-01-26 22:54:18,328 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-01-26 22:54:18,328 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-26 22:54:18,329 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-01-26 22:54:18,329 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-01-26 22:54:18,329 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-01-26 22:54:18,329 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 8.571428571428571) internal successors, (60), 7 states have internal predecessors, (60), 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 22:54:18,487 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-26 22:54:19,068 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-26 22:54:20,823 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-01-26 22:54:20,829 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.01 10:54:20 BasicIcfg [2021-01-26 22:54:20,829 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-01-26 22:54:20,832 INFO L168 Benchmark]: Toolchain (without parser) took 11860.79 ms. Allocated memory was 302.0 MB in the beginning and 719.3 MB in the end (delta: 417.3 MB). Free memory was 277.3 MB in the beginning and 346.9 MB in the end (delta: -69.5 MB). Peak memory consumption was 349.1 MB. Max. memory is 16.0 GB. [2021-01-26 22:54:20,833 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 302.0 MB. Free memory is still 272.1 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-01-26 22:54:20,834 INFO L168 Benchmark]: CACSL2BoogieTranslator took 719.47 ms. Allocated memory is still 302.0 MB. Free memory was 276.3 MB in the beginning and 245.5 MB in the end (delta: 30.8 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.0 GB. [2021-01-26 22:54:20,835 INFO L168 Benchmark]: Boogie Procedure Inliner took 54.82 ms. Allocated memory is still 302.0 MB. Free memory was 245.5 MB in the beginning and 243.6 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-01-26 22:54:20,836 INFO L168 Benchmark]: Boogie Preprocessor took 38.82 ms. Allocated memory is still 302.0 MB. Free memory was 243.6 MB in the beginning and 284.8 MB in the end (delta: -41.2 MB). Peak memory consumption was 6.5 MB. Max. memory is 16.0 GB. [2021-01-26 22:54:20,836 INFO L168 Benchmark]: RCFGBuilder took 537.73 ms. Allocated memory is still 302.0 MB. Free memory was 284.8 MB in the beginning and 261.6 MB in the end (delta: 23.2 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.0 GB. [2021-01-26 22:54:20,837 INFO L168 Benchmark]: TraceAbstraction took 10489.47 ms. Allocated memory was 302.0 MB in the beginning and 719.3 MB in the end (delta: 417.3 MB). Free memory was 261.6 MB in the beginning and 346.9 MB in the end (delta: -85.2 MB). Peak memory consumption was 334.2 MB. Max. memory is 16.0 GB. [2021-01-26 22:54:20,841 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 302.0 MB. Free memory is still 272.1 MB. There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 719.47 ms. Allocated memory is still 302.0 MB. Free memory was 276.3 MB in the beginning and 245.5 MB in the end (delta: 30.8 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 54.82 ms. Allocated memory is still 302.0 MB. Free memory was 245.5 MB in the beginning and 243.6 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 38.82 ms. Allocated memory is still 302.0 MB. Free memory was 243.6 MB in the beginning and 284.8 MB in the end (delta: -41.2 MB). Peak memory consumption was 6.5 MB. Max. memory is 16.0 GB. * RCFGBuilder took 537.73 ms. Allocated memory is still 302.0 MB. Free memory was 284.8 MB in the beginning and 261.6 MB in the end (delta: 23.2 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.0 GB. * TraceAbstraction took 10489.47 ms. Allocated memory was 302.0 MB in the beginning and 719.3 MB in the end (delta: 417.3 MB). Free memory was 261.6 MB in the beginning and 346.9 MB in the end (delta: -85.2 MB). Peak memory consumption was 334.2 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, 77 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 10.3s, 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, 0.2s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 300 NumberOfCodeBlocks, 300 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 295 ConstructedInterpolants, 0 QuantifiedInterpolants, 45725 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...