/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data --core.log.level.for.class de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN -tc ../../../trunk/examples/toolchains/AutomizerCInlineTransformed.xml -s ../../../trunk/examples/settings/automizer/BvToInt/svcomp-Reach-64bit-Automizer_BvToInt_BITWISE.epf -i ../../../trunk/examples/svcomp/forester-heap/dll-simple-white-blue-1.i


--------------------------------------------------------------------------------


This is Ultimate 0.2.2-dev-a10ec3b
[2022-01-10 11:54:21,577 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2022-01-10 11:54:21,579 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
[2022-01-10 11:54:21,623 INFO  L184        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2022-01-10 11:54:21,624 INFO  L181        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2022-01-10 11:54:21,626 INFO  L181        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2022-01-10 11:54:21,634 INFO  L181        SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2022-01-10 11:54:21,638 INFO  L181        SettingsManager]: Resetting LassoRanker preferences to default values
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[2022-01-10 11:54:21,643 INFO  L181        SettingsManager]: Resetting SyntaxChecker preferences to default values
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[2022-01-10 11:54:21,645 INFO  L184        SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2022-01-10 11:54:21,645 INFO  L181        SettingsManager]: Resetting LTL2Aut preferences to default values
[2022-01-10 11:54:21,646 INFO  L181        SettingsManager]: Resetting PEA to Boogie preferences to default values
[2022-01-10 11:54:21,647 INFO  L181        SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2022-01-10 11:54:21,650 INFO  L181        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2022-01-10 11:54:21,650 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2022-01-10 11:54:21,651 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2022-01-10 11:54:21,652 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2022-01-10 11:54:21,656 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
[2022-01-10 11:54:21,657 INFO  L181        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2022-01-10 11:54:21,658 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2022-01-10 11:54:21,659 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
[2022-01-10 11:54:21,660 INFO  L181        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2022-01-10 11:54:21,665 INFO  L184        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2022-01-10 11:54:21,665 INFO  L184        SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2022-01-10 11:54:21,665 INFO  L181        SettingsManager]: Resetting TreeAutomizer preferences to default values
[2022-01-10 11:54:21,667 INFO  L181        SettingsManager]: Resetting IcfgToChc preferences to default values
[2022-01-10 11:54:21,667 INFO  L181        SettingsManager]: Resetting IcfgTransformer preferences to default values
[2022-01-10 11:54:21,667 INFO  L184        SettingsManager]: ReqToTest provides no preferences, ignoring...
[2022-01-10 11:54:21,667 INFO  L181        SettingsManager]: Resetting Boogie Printer preferences to default values
[2022-01-10 11:54:21,668 INFO  L181        SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2022-01-10 11:54:21,669 INFO  L181        SettingsManager]: Resetting ReqPrinter preferences to default values
[2022-01-10 11:54:21,669 INFO  L181        SettingsManager]: Resetting Witness Printer preferences to default values
[2022-01-10 11:54:21,670 INFO  L184        SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2022-01-10 11:54:21,670 INFO  L181        SettingsManager]: Resetting CDTParser preferences to default values
[2022-01-10 11:54:21,671 INFO  L184        SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
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[2022-01-10 11:54:21,671 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
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[2022-01-10 11:54:21,672 INFO  L188        SettingsManager]: Finished resetting all preferences to default values...
[2022-01-10 11:54:21,673 INFO  L101        SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/BvToInt/svcomp-Reach-64bit-Automizer_BvToInt_BITWISE.epf
[2022-01-10 11:54:21,696 INFO  L113        SettingsManager]: Loading preferences was successful
[2022-01-10 11:54:21,696 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2022-01-10 11:54:21,697 INFO  L136        SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2022-01-10 11:54:21,697 INFO  L138        SettingsManager]:  * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2022-01-10 11:54:21,698 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2022-01-10 11:54:21,698 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2022-01-10 11:54:21,698 INFO  L138        SettingsManager]:  * Use SBE=true
[2022-01-10 11:54:21,698 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2022-01-10 11:54:21,698 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2022-01-10 11:54:21,698 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2022-01-10 11:54:21,699 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2022-01-10 11:54:21,699 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2022-01-10 11:54:21,699 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2022-01-10 11:54:21,699 INFO  L138        SettingsManager]:  * Adapt memory model on pointer casts if necessary=true
[2022-01-10 11:54:21,699 INFO  L138        SettingsManager]:  * Use bitvectors instead of ints=true
[2022-01-10 11:54:21,699 INFO  L138        SettingsManager]:  * Memory model=HoenickeLindenmann_4ByteResolution
[2022-01-10 11:54:21,700 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2022-01-10 11:54:21,700 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2022-01-10 11:54:21,700 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2022-01-10 11:54:21,700 INFO  L138        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2022-01-10 11:54:21,700 INFO  L138        SettingsManager]:  * SMT solver=External_DefaultMode
[2022-01-10 11:54:21,700 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2022-01-10 11:54:21,700 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2022-01-10 11:54:21,701 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2022-01-10 11:54:21,701 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2022-01-10 11:54:21,701 INFO  L138        SettingsManager]:  * Trace refinement strategy=CAMEL
[2022-01-10 11:54:21,701 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2022-01-10 11:54:21,701 INFO  L138        SettingsManager]:  * Large block encoding in concurrent analysis=OFF
[2022-01-10 11:54:21,702 INFO  L138        SettingsManager]:  * Automaton type used in concurrency analysis=PETRI_NET
[2022-01-10 11:54:21,702 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2022-01-10 11:54:21,702 INFO  L138        SettingsManager]:  * Trace refinement exception blacklist=NONE
[2022-01-10 11:54:21,702 INFO  L138        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
[2022-01-10 11:54:21,703 INFO  L136        SettingsManager]: Preferences of IcfgTransformer differ from their defaults:
[2022-01-10 11:54:21,703 INFO  L138        SettingsManager]:  * TransformationType=BV_TO_INT_BITWISE
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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN;
[2022-01-10 11:54:21,878 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2022-01-10 11:54:21,900 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2022-01-10 11:54:21,902 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2022-01-10 11:54:21,903 INFO  L271        PluginConnector]: Initializing CDTParser...
[2022-01-10 11:54:21,903 INFO  L275        PluginConnector]: CDTParser initialized
[2022-01-10 11:54:21,904 INFO  L432   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/forester-heap/dll-simple-white-blue-1.i
[2022-01-10 11:54:21,949 INFO  L220              CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f3bcd4fc4/f60609437be94c6bae4ef443bf71719e/FLAG091ccb523
[2022-01-10 11:54:22,339 INFO  L306              CDTParser]: Found 1 translation units.
[2022-01-10 11:54:22,339 INFO  L160              CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/forester-heap/dll-simple-white-blue-1.i
[2022-01-10 11:54:22,353 INFO  L349              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f3bcd4fc4/f60609437be94c6bae4ef443bf71719e/FLAG091ccb523
[2022-01-10 11:54:22,366 INFO  L357              CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f3bcd4fc4/f60609437be94c6bae4ef443bf71719e
[2022-01-10 11:54:22,368 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2022-01-10 11:54:22,369 INFO  L131        ToolchainWalker]: Walking toolchain with 6 elements.
[2022-01-10 11:54:22,371 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2022-01-10 11:54:22,371 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2022-01-10 11:54:22,374 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2022-01-10 11:54:22,375 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.01 11:54:22" (1/1) ...
[2022-01-10 11:54:22,375 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@634873af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 11:54:22, skipping insertion in model container
[2022-01-10 11:54:22,375 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.01 11:54:22" (1/1) ...
[2022-01-10 11:54:22,382 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2022-01-10 11:54:22,413 INFO  L178         MainTranslator]: Built tables and reachable declarations
[2022-01-10 11:54:22,692 WARN  L230   ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/forester-heap/dll-simple-white-blue-1.i[22793,22806]
[2022-01-10 11:54:22,701 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2022-01-10 11:54:22,709 INFO  L203         MainTranslator]: Completed pre-run
[2022-01-10 11:54:22,748 WARN  L230   ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/forester-heap/dll-simple-white-blue-1.i[22793,22806]
[2022-01-10 11:54:22,753 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2022-01-10 11:54:22,772 INFO  L208         MainTranslator]: Completed translation
[2022-01-10 11:54:22,773 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 11:54:22 WrapperNode
[2022-01-10 11:54:22,773 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2022-01-10 11:54:22,774 INFO  L113        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2022-01-10 11:54:22,774 INFO  L271        PluginConnector]: Initializing Boogie Procedure Inliner...
[2022-01-10 11:54:22,774 INFO  L275        PluginConnector]: Boogie Procedure Inliner initialized
[2022-01-10 11:54:22,779 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 11:54:22" (1/1) ...
[2022-01-10 11:54:22,797 INFO  L185        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 11:54:22" (1/1) ...
[2022-01-10 11:54:22,812 INFO  L137                Inliner]: procedures = 122, calls = 39, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 119
[2022-01-10 11:54:22,827 INFO  L132        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2022-01-10 11:54:22,827 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2022-01-10 11:54:22,828 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2022-01-10 11:54:22,828 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2022-01-10 11:54:22,833 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 11:54:22" (1/1) ...
[2022-01-10 11:54:22,833 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 11:54:22" (1/1) ...
[2022-01-10 11:54:22,835 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 11:54:22" (1/1) ...
[2022-01-10 11:54:22,835 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 11:54:22" (1/1) ...
[2022-01-10 11:54:22,841 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 11:54:22" (1/1) ...
[2022-01-10 11:54:22,843 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 11:54:22" (1/1) ...
[2022-01-10 11:54:22,845 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 11:54:22" (1/1) ...
[2022-01-10 11:54:22,855 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2022-01-10 11:54:22,856 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2022-01-10 11:54:22,856 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2022-01-10 11:54:22,856 INFO  L275        PluginConnector]: RCFGBuilder initialized
[2022-01-10 11:54:22,858 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 11:54:22" (1/1) ...
[2022-01-10 11:54:22,864 INFO  L168          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2022-01-10 11:54:22,872 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-01-10 11:54:22,881 INFO  L229       MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null)
[2022-01-10 11:54:22,888 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process
[2022-01-10 11:54:22,913 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intINTTYPE4
[2022-01-10 11:54:22,913 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap
[2022-01-10 11:54:22,913 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2022-01-10 11:54:22,913 INFO  L130     BoogieDeclarations]: Found specification of procedure write~$Pointer$
[2022-01-10 11:54:22,913 INFO  L130     BoogieDeclarations]: Found specification of procedure read~$Pointer$
[2022-01-10 11:54:22,913 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2022-01-10 11:54:22,913 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intINTTYPE4
[2022-01-10 11:54:22,913 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1
[2022-01-10 11:54:22,913 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2022-01-10 11:54:22,913 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2022-01-10 11:54:22,977 INFO  L234             CfgBuilder]: Building ICFG
[2022-01-10 11:54:22,978 INFO  L260             CfgBuilder]: Building CFG for each procedure with an implementation
[2022-01-10 11:54:23,301 INFO  L275             CfgBuilder]: Performing block encoding
[2022-01-10 11:54:23,304 INFO  L294             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2022-01-10 11:54:23,304 INFO  L299             CfgBuilder]: Removed 8 assume(true) statements.
[2022-01-10 11:54:23,305 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.01 11:54:23 BoogieIcfgContainer
[2022-01-10 11:54:23,305 INFO  L132        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2022-01-10 11:54:23,306 INFO  L113        PluginConnector]: ------------------------IcfgTransformer----------------------------
[2022-01-10 11:54:23,306 INFO  L271        PluginConnector]: Initializing IcfgTransformer...
[2022-01-10 11:54:23,307 INFO  L275        PluginConnector]: IcfgTransformer initialized
[2022-01-10 11:54:23,320 INFO  L185        PluginConnector]: Executing the observer IcfgTransformationObserver from plugin IcfgTransformer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.01 11:54:23" (1/1) ...
[2022-01-10 11:54:23,379 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 10.01 11:54:23 BasicIcfg
[2022-01-10 11:54:23,379 INFO  L132        PluginConnector]: ------------------------ END IcfgTransformer----------------------------
[2022-01-10 11:54:23,380 INFO  L113        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2022-01-10 11:54:23,380 INFO  L271        PluginConnector]: Initializing TraceAbstraction...
[2022-01-10 11:54:23,382 INFO  L275        PluginConnector]: TraceAbstraction initialized
[2022-01-10 11:54:23,382 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.01 11:54:22" (1/4) ...
[2022-01-10 11:54:23,382 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e55f2ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.01 11:54:23, skipping insertion in model container
[2022-01-10 11:54:23,383 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 11:54:22" (2/4) ...
[2022-01-10 11:54:23,383 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e55f2ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.01 11:54:23, skipping insertion in model container
[2022-01-10 11:54:23,383 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.01 11:54:23" (3/4) ...
[2022-01-10 11:54:23,383 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e55f2ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.01 11:54:23, skipping insertion in model container
[2022-01-10 11:54:23,383 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 10.01 11:54:23" (4/4) ...
[2022-01-10 11:54:23,384 INFO  L111   eAbstractionObserver]: Analyzing ICFG dll-simple-white-blue-1.iTransformedIcfg
[2022-01-10 11:54:23,387 INFO  L204   ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2022-01-10 11:54:23,387 INFO  L163   ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations.
[2022-01-10 11:54:23,412 INFO  L338      AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2022-01-10 11:54:23,415 INFO  L339      AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR
[2022-01-10 11:54:23,416 INFO  L340      AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2022-01-10 11:54:23,424 INFO  L276                IsEmpty]: Start isEmpty. Operand  has 25 states, 23 states have (on average 1.7826086956521738) internal successors, (41), 24 states have internal predecessors, (41), 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)
[2022-01-10 11:54:23,427 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 11
[2022-01-10 11:54:23,427 INFO  L506         BasicCegarLoop]: Found error trace
[2022-01-10 11:54:23,427 INFO  L514         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2022-01-10 11:54:23,428 INFO  L402      AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2022-01-10 11:54:23,431 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2022-01-10 11:54:23,432 INFO  L85        PathProgramCache]: Analyzing trace with hash 1339465911, now seen corresponding path program 1 times
[2022-01-10 11:54:23,437 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-01-10 11:54:23,438 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [355726312]
[2022-01-10 11:54:23,438 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-01-10 11:54:23,438 INFO  L126          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-01-10 11:54:23,532 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-01-10 11:54:23,581 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-01-10 11:54:23,581 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-01-10 11:54:23,581 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [355726312]
[2022-01-10 11:54:23,582 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [355726312] provided 1 perfect and 0 imperfect interpolant sequences
[2022-01-10 11:54:23,582 INFO  L186   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-01-10 11:54:23,582 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2022-01-10 11:54:23,583 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [573961725]
[2022-01-10 11:54:23,584 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-01-10 11:54:23,586 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 2 states
[2022-01-10 11:54:23,586 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-01-10 11:54:23,608 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2022-01-10 11:54:23,609 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2022-01-10 11:54:23,610 INFO  L87              Difference]: Start difference. First operand  has 25 states, 23 states have (on average 1.7826086956521738) internal successors, (41), 24 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand  has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 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)
[2022-01-10 11:54:23,622 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-01-10 11:54:23,623 INFO  L93              Difference]: Finished difference Result 46 states and 75 transitions.
[2022-01-10 11:54:23,623 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2022-01-10 11:54:23,624 INFO  L78                 Accepts]: Start accepts. Automaton has  has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 10
[2022-01-10 11:54:23,624 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2022-01-10 11:54:23,629 INFO  L225             Difference]: With dead ends: 46
[2022-01-10 11:54:23,629 INFO  L226             Difference]: Without dead ends: 18
[2022-01-10 11:54:23,631 INFO  L932         BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2022-01-10 11:54:23,635 INFO  L933         BasicCegarLoop]: 31 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 31 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2022-01-10 11:54:23,636 INFO  L934         BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 31 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2022-01-10 11:54:23,646 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 18 states.
[2022-01-10 11:54:23,656 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 18.
[2022-01-10 11:54:23,658 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 18 states, 17 states have (on average 1.411764705882353) internal successors, (24), 17 states have internal predecessors, (24), 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)
[2022-01-10 11:54:23,659 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 24 transitions.
[2022-01-10 11:54:23,660 INFO  L78                 Accepts]: Start accepts. Automaton has 18 states and 24 transitions. Word has length 10
[2022-01-10 11:54:23,660 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2022-01-10 11:54:23,660 INFO  L470      AbstractCegarLoop]: Abstraction has 18 states and 24 transitions.
[2022-01-10 11:54:23,660 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 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)
[2022-01-10 11:54:23,661 INFO  L276                IsEmpty]: Start isEmpty. Operand 18 states and 24 transitions.
[2022-01-10 11:54:23,662 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 12
[2022-01-10 11:54:23,662 INFO  L506         BasicCegarLoop]: Found error trace
[2022-01-10 11:54:23,662 INFO  L514         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2022-01-10 11:54:23,662 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2022-01-10 11:54:23,662 INFO  L402      AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2022-01-10 11:54:23,664 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2022-01-10 11:54:23,664 INFO  L85        PathProgramCache]: Analyzing trace with hash 1090565704, now seen corresponding path program 1 times
[2022-01-10 11:54:23,664 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-01-10 11:54:23,664 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1136238535]
[2022-01-10 11:54:23,665 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-01-10 11:54:23,665 INFO  L126          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-01-10 11:54:23,785 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-01-10 11:54:23,785 INFO  L352             TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2022-01-10 11:54:23,849 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-01-10 11:54:23,880 INFO  L133   FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2022-01-10 11:54:23,880 INFO  L628         BasicCegarLoop]: Counterexample is feasible
[2022-01-10 11:54:23,881 INFO  L764   garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining)
[2022-01-10 11:54:23,883 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2022-01-10 11:54:23,885 INFO  L732         BasicCegarLoop]: Path program histogram: [1, 1]
[2022-01-10 11:54:23,887 INFO  L179   ceAbstractionStarter]: Computing trace abstraction results
[2022-01-10 11:54:23,911 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.01 11:54:23 BasicIcfg
[2022-01-10 11:54:23,911 INFO  L132        PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2022-01-10 11:54:23,912 INFO  L158              Benchmark]: Toolchain (without parser) took 1543.05ms. Allocated memory is still 187.7MB. Free memory was 136.2MB in the beginning and 90.4MB in the end (delta: 45.8MB). Peak memory consumption was 46.3MB. Max. memory is 8.0GB.
[2022-01-10 11:54:23,912 INFO  L158              Benchmark]: CDTParser took 0.10ms. Allocated memory is still 187.7MB. Free memory is still 153.6MB. There was no memory consumed. Max. memory is 8.0GB.
[2022-01-10 11:54:23,912 INFO  L158              Benchmark]: CACSL2BoogieTranslator took 402.04ms. Allocated memory is still 187.7MB. Free memory was 135.9MB in the beginning and 158.6MB in the end (delta: -22.6MB). Peak memory consumption was 12.2MB. Max. memory is 8.0GB.
[2022-01-10 11:54:23,913 INFO  L158              Benchmark]: Boogie Procedure Inliner took 53.13ms. Allocated memory is still 187.7MB. Free memory was 158.6MB in the beginning and 156.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB.
[2022-01-10 11:54:23,913 INFO  L158              Benchmark]: Boogie Preprocessor took 27.74ms. Allocated memory is still 187.7MB. Free memory was 156.5MB in the beginning and 154.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB.
[2022-01-10 11:54:23,913 INFO  L158              Benchmark]: RCFGBuilder took 449.76ms. Allocated memory is still 187.7MB. Free memory was 154.4MB in the beginning and 136.0MB in the end (delta: 18.3MB). Peak memory consumption was 17.8MB. Max. memory is 8.0GB.
[2022-01-10 11:54:23,915 INFO  L158              Benchmark]: IcfgTransformer took 73.11ms. Allocated memory is still 187.7MB. Free memory was 136.0MB in the beginning and 130.8MB in the end (delta: 5.2MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB.
[2022-01-10 11:54:23,915 INFO  L158              Benchmark]: TraceAbstraction took 531.49ms. Allocated memory is still 187.7MB. Free memory was 130.2MB in the beginning and 90.4MB in the end (delta: 39.8MB). Peak memory consumption was 39.8MB. Max. memory is 8.0GB.
[2022-01-10 11:54:23,921 INFO  L339   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 0.10ms. Allocated memory is still 187.7MB. Free memory is still 153.6MB. There was no memory consumed. Max. memory is 8.0GB.
 * CACSL2BoogieTranslator took 402.04ms. Allocated memory is still 187.7MB. Free memory was 135.9MB in the beginning and 158.6MB in the end (delta: -22.6MB). Peak memory consumption was 12.2MB. Max. memory is 8.0GB.
 * Boogie Procedure Inliner took 53.13ms. Allocated memory is still 187.7MB. Free memory was 158.6MB in the beginning and 156.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB.
 * Boogie Preprocessor took 27.74ms. Allocated memory is still 187.7MB. Free memory was 156.5MB in the beginning and 154.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB.
 * RCFGBuilder took 449.76ms. Allocated memory is still 187.7MB. Free memory was 154.4MB in the beginning and 136.0MB in the end (delta: 18.3MB). Peak memory consumption was 17.8MB. Max. memory is 8.0GB.
 * IcfgTransformer took 73.11ms. Allocated memory is still 187.7MB. Free memory was 136.0MB in the beginning and 130.8MB in the end (delta: 5.2MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB.
 * TraceAbstraction took 531.49ms. Allocated memory is still 187.7MB. Free memory was 130.2MB in the beginning and 90.4MB in the end (delta: 39.8MB). Peak memory consumption was 39.8MB. Max. memory is 8.0GB.
 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
  - StatisticsResult: ErrorAutomatonStatistics
    NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0
  - CounterExampleResult [Line: 1063]: a call to reach_error is reachable
    a call to reach_error is reachable
We found a FailurePath: 
[L1000]              SLL* head = malloc(sizeof(SLL));
[L1001]              head->next = ((void*)0)
[L1002]              head->prev = ((void*)0)
[L1003]              head->data = 0
[L1005]              SLL* x = head;
         VAL         [head={-2:0}, x={-2:0}]
[L1008]  COND FALSE  !(__VERIFIER_nondet_int())
[L1019]  COND TRUE   __VERIFIER_nondet_int()
[L1020]              x = malloc(sizeof(SLL))
[L1021]              x->data = 1
[L1022]              x->next = head
[L1023]              x->prev = ((void*)0)
[L1024]              head = x
         VAL         [head={-2:0}, x={-2:0}]
[L1050]              x = head
         VAL         [head={-2:0}, x={-2:0}]
[L1053]  EXPR        x->data
         VAL         [head={-2:0}, x={-2:0}, x->data=-1]
[L1053]  COND FALSE  !(x->data != 1)
[L1059]  EXPR        x->next
[L1059]              x = x->next
[L1060]  COND TRUE   \read(*x)
[L1062]  EXPR        x->data
         VAL         [head={-2:0}, x={-2:0}, x->data=0]
[L1062]  COND TRUE   x->data != 1
[L1063]              reach_error()
         VAL         [head={-2:0}, x={-2:0}]

  - StatisticsResult: Ultimate Automizer benchmark data
    CFG has 1 procedures, 25 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 31 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 0 IncrementalHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 31 mSDtfsCounter, 0 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=25occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 21 NumberOfCodeBlocks, 21 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 9 ConstructedInterpolants, 0 QuantifiedInterpolants, 9 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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 incorrect!
[2022-01-10 11:54:23,964 INFO  L540       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0
Received shutdown request...