/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_NONE.epf -i ../../../trunk/examples/svcomp/array-fpi/sina3f.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-a10ec3b [2022-01-10 21:39:36,307 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-01-10 21:39:36,308 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-01-10 21:39:36,348 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-01-10 21:39:36,349 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-01-10 21:39:36,349 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-01-10 21:39:36,350 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-01-10 21:39:36,351 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-01-10 21:39:36,352 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-01-10 21:39:36,353 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-01-10 21:39:36,353 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-01-10 21:39:36,354 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-01-10 21:39:36,354 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-01-10 21:39:36,355 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-01-10 21:39:36,355 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-01-10 21:39:36,356 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-01-10 21:39:36,356 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-01-10 21:39:36,357 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-01-10 21:39:36,358 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-01-10 21:39:36,366 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-01-10 21:39:36,367 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-01-10 21:39:36,370 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-01-10 21:39:36,370 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-01-10 21:39:36,371 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-01-10 21:39:36,372 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-01-10 21:39:36,373 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-01-10 21:39:36,373 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-01-10 21:39:36,373 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-01-10 21:39:36,373 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-01-10 21:39:36,374 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-01-10 21:39:36,374 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-01-10 21:39:36,375 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-01-10 21:39:36,375 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-01-10 21:39:36,375 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-01-10 21:39:36,376 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-01-10 21:39:36,376 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-01-10 21:39:36,377 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-01-10 21:39:36,377 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-01-10 21:39:36,377 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-01-10 21:39:36,377 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-01-10 21:39:36,378 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-01-10 21:39:36,379 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/BvToInt/svcomp-Reach-64bit-Automizer_BvToInt_NONE.epf [2022-01-10 21:39:36,396 INFO L113 SettingsManager]: Loading preferences was successful [2022-01-10 21:39:36,396 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-01-10 21:39:36,396 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-01-10 21:39:36,396 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-01-10 21:39:36,397 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-01-10 21:39:36,397 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-01-10 21:39:36,397 INFO L138 SettingsManager]: * Use SBE=true [2022-01-10 21:39:36,397 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-01-10 21:39:36,397 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-01-10 21:39:36,397 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-01-10 21:39:36,398 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-01-10 21:39:36,398 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-01-10 21:39:36,398 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-01-10 21:39:36,398 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-01-10 21:39:36,398 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-01-10 21:39:36,398 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-01-10 21:39:36,398 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-01-10 21:39:36,398 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-01-10 21:39:36,399 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-01-10 21:39:36,399 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-01-10 21:39:36,399 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-01-10 21:39:36,404 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-10 21:39:36,405 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-01-10 21:39:36,405 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-01-10 21:39:36,405 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-01-10 21:39:36,405 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-01-10 21:39:36,405 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-01-10 21:39:36,405 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-01-10 21:39:36,405 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-01-10 21:39:36,406 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-01-10 21:39:36,406 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-01-10 21:39:36,406 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-01-10 21:39:36,406 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-01-10 21:39:36,407 INFO L138 SettingsManager]: * TransformationType=BV_TO_INT_NONE 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2022-01-10 21:39:36,574 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-01-10 21:39:36,594 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-01-10 21:39:36,595 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-01-10 21:39:36,596 INFO L271 PluginConnector]: Initializing CDTParser... [2022-01-10 21:39:36,598 INFO L275 PluginConnector]: CDTParser initialized [2022-01-10 21:39:36,599 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-fpi/sina3f.c [2022-01-10 21:39:36,643 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b3f7eb439/fc1fe8aac2554ea0b864fe05d29701bb/FLAG119911252 [2022-01-10 21:39:36,958 INFO L306 CDTParser]: Found 1 translation units. [2022-01-10 21:39:36,958 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-fpi/sina3f.c [2022-01-10 21:39:36,965 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b3f7eb439/fc1fe8aac2554ea0b864fe05d29701bb/FLAG119911252 [2022-01-10 21:39:37,384 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b3f7eb439/fc1fe8aac2554ea0b864fe05d29701bb [2022-01-10 21:39:37,386 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-01-10 21:39:37,387 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-01-10 21:39:37,403 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-01-10 21:39:37,403 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-01-10 21:39:37,406 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-01-10 21:39:37,406 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.01 09:39:37" (1/1) ... [2022-01-10 21:39:37,407 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31498aa1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 09:39:37, skipping insertion in model container [2022-01-10 21:39:37,407 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.01 09:39:37" (1/1) ... [2022-01-10 21:39:37,414 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-01-10 21:39:37,423 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-01-10 21:39:37,557 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/array-fpi/sina3f.c[589,602] [2022-01-10 21:39:37,582 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-10 21:39:37,608 INFO L203 MainTranslator]: Completed pre-run [2022-01-10 21:39:37,635 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/array-fpi/sina3f.c[589,602] [2022-01-10 21:39:37,654 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-10 21:39:37,667 INFO L208 MainTranslator]: Completed translation [2022-01-10 21:39:37,667 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 09:39:37 WrapperNode [2022-01-10 21:39:37,668 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-01-10 21:39:37,669 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-01-10 21:39:37,669 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-01-10 21:39:37,669 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-01-10 21:39:37,673 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 09:39:37" (1/1) ... [2022-01-10 21:39:37,687 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 09:39:37" (1/1) ... [2022-01-10 21:39:37,708 INFO L137 Inliner]: procedures = 21, calls = 24, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 95 [2022-01-10 21:39:37,708 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-01-10 21:39:37,709 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-01-10 21:39:37,709 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-01-10 21:39:37,709 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-01-10 21:39:37,715 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 09:39:37" (1/1) ... [2022-01-10 21:39:37,715 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 09:39:37" (1/1) ... [2022-01-10 21:39:37,720 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 09:39:37" (1/1) ... [2022-01-10 21:39:37,720 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 09:39:37" (1/1) ... [2022-01-10 21:39:37,737 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 09:39:37" (1/1) ... [2022-01-10 21:39:37,741 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 09:39:37" (1/1) ... [2022-01-10 21:39:37,745 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 09:39:37" (1/1) ... [2022-01-10 21:39:37,749 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-01-10 21:39:37,750 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-01-10 21:39:37,750 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-01-10 21:39:37,750 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-01-10 21:39:37,751 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 09:39:37" (1/1) ... [2022-01-10 21:39:37,756 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-10 21:39:37,764 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-10 21:39:37,789 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 21:39:37,815 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 21:39:37,818 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-01-10 21:39:37,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-01-10 21:39:37,819 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-01-10 21:39:37,819 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-01-10 21:39:37,819 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-01-10 21:39:37,819 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-01-10 21:39:37,819 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-01-10 21:39:37,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-01-10 21:39:37,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-01-10 21:39:37,819 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-01-10 21:39:37,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-01-10 21:39:37,899 INFO L234 CfgBuilder]: Building ICFG [2022-01-10 21:39:37,900 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-01-10 21:39:38,106 INFO L275 CfgBuilder]: Performing block encoding [2022-01-10 21:39:38,110 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-01-10 21:39:38,111 INFO L299 CfgBuilder]: Removed 5 assume(true) statements. [2022-01-10 21:39:38,112 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.01 09:39:38 BoogieIcfgContainer [2022-01-10 21:39:38,112 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-01-10 21:39:38,113 INFO L113 PluginConnector]: ------------------------IcfgTransformer---------------------------- [2022-01-10 21:39:38,113 INFO L271 PluginConnector]: Initializing IcfgTransformer... [2022-01-10 21:39:38,114 INFO L275 PluginConnector]: IcfgTransformer initialized [2022-01-10 21:39:38,125 INFO L185 PluginConnector]: Executing the observer IcfgTransformationObserver from plugin IcfgTransformer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.01 09:39:38" (1/1) ... [2022-01-10 21:39:38,214 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 10.01 09:39:38 BasicIcfg [2022-01-10 21:39:38,215 INFO L132 PluginConnector]: ------------------------ END IcfgTransformer---------------------------- [2022-01-10 21:39:38,216 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-01-10 21:39:38,216 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-01-10 21:39:38,225 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-01-10 21:39:38,226 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.01 09:39:37" (1/4) ... [2022-01-10 21:39:38,226 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7aaa0830 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.01 09:39:38, skipping insertion in model container [2022-01-10 21:39:38,226 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 09:39:37" (2/4) ... [2022-01-10 21:39:38,226 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7aaa0830 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.01 09:39:38, skipping insertion in model container [2022-01-10 21:39:38,227 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.01 09:39:38" (3/4) ... [2022-01-10 21:39:38,227 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7aaa0830 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.01 09:39:38, skipping insertion in model container [2022-01-10 21:39:38,227 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 10.01 09:39:38" (4/4) ... [2022-01-10 21:39:38,228 INFO L111 eAbstractionObserver]: Analyzing ICFG sina3f.cTransformedIcfg [2022-01-10 21:39:38,231 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-01-10 21:39:38,231 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-01-10 21:39:38,266 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-01-10 21:39:38,273 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 21:39:38,274 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-01-10 21:39:38,283 INFO L276 IsEmpty]: Start isEmpty. Operand has 27 states, 25 states have (on average 1.56) internal successors, (39), 26 states have internal predecessors, (39), 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 21:39:38,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-01-10 21:39:38,286 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 21:39:38,287 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-10 21:39:38,287 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 21:39:38,291 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 21:39:38,292 INFO L85 PathProgramCache]: Analyzing trace with hash 1766796241, now seen corresponding path program 1 times [2022-01-10 21:39:38,297 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-10 21:39:38,298 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [301740370] [2022-01-10 21:39:38,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 21:39:38,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-10 21:39:38,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 21:39:38,473 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 21:39:38,473 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-10 21:39:38,474 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [301740370] [2022-01-10 21:39:38,474 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [301740370] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-10 21:39:38,475 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-10 21:39:38,475 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-01-10 21:39:38,476 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1896754493] [2022-01-10 21:39:38,477 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-10 21:39:38,480 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-01-10 21:39:38,480 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-10 21:39:38,507 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-01-10 21:39:38,508 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-01-10 21:39:38,509 INFO L87 Difference]: Start difference. First operand has 27 states, 25 states have (on average 1.56) internal successors, (39), 26 states have internal predecessors, (39), 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 8.0) internal successors, (16), 2 states have internal predecessors, (16), 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 21:39:38,523 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 21:39:38,523 INFO L93 Difference]: Finished difference Result 50 states and 72 transitions. [2022-01-10 21:39:38,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-10 21:39:38,525 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 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 16 [2022-01-10 21:39:38,525 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 21:39:38,530 INFO L225 Difference]: With dead ends: 50 [2022-01-10 21:39:38,530 INFO L226 Difference]: Without dead ends: 23 [2022-01-10 21:39:38,532 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 21:39:38,537 INFO L933 BasicCegarLoop]: 32 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, 32 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 21:39:38,538 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-10 21:39:38,550 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states. [2022-01-10 21:39:38,561 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 23. [2022-01-10 21:39:38,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23 states, 22 states have (on average 1.2272727272727273) internal successors, (27), 22 states have internal predecessors, (27), 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 21:39:38,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 27 transitions. [2022-01-10 21:39:38,564 INFO L78 Accepts]: Start accepts. Automaton has 23 states and 27 transitions. Word has length 16 [2022-01-10 21:39:38,564 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 21:39:38,565 INFO L470 AbstractCegarLoop]: Abstraction has 23 states and 27 transitions. [2022-01-10 21:39:38,566 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 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 21:39:38,567 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 27 transitions. [2022-01-10 21:39:38,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-01-10 21:39:38,567 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 21:39:38,567 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-10 21:39:38,568 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-01-10 21:39:38,568 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 21:39:38,570 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 21:39:38,570 INFO L85 PathProgramCache]: Analyzing trace with hash -1242585386, now seen corresponding path program 1 times [2022-01-10 21:39:38,570 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-10 21:39:38,570 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [82645678] [2022-01-10 21:39:38,570 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 21:39:38,571 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-10 21:39:38,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 21:39:38,750 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 21:39:38,751 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-10 21:39:38,751 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [82645678] [2022-01-10 21:39:38,751 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [82645678] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-10 21:39:38,751 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-10 21:39:38,752 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-01-10 21:39:38,752 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2010717237] [2022-01-10 21:39:38,752 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-10 21:39:38,753 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-01-10 21:39:38,753 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-10 21:39:38,754 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-01-10 21:39:38,754 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-01-10 21:39:38,754 INFO L87 Difference]: Start difference. First operand 23 states and 27 transitions. Second operand has 4 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 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 21:39:40,831 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-01-10 21:39:42,977 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-01-10 21:39:43,080 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 21:39:43,080 INFO L93 Difference]: Finished difference Result 53 states and 64 transitions. [2022-01-10 21:39:43,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-01-10 21:39:43,083 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 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 16 [2022-01-10 21:39:43,083 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 21:39:43,083 INFO L225 Difference]: With dead ends: 53 [2022-01-10 21:39:43,083 INFO L226 Difference]: Without dead ends: 37 [2022-01-10 21:39:43,084 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-01-10 21:39:43,084 INFO L933 BasicCegarLoop]: 12 mSDtfsCounter, 41 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 30 mSolverCounterSat, 12 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 41 SdHoareTripleChecker+Valid, 17 SdHoareTripleChecker+Invalid, 44 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 30 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2022-01-10 21:39:43,085 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [41 Valid, 17 Invalid, 44 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 30 Invalid, 2 Unknown, 0 Unchecked, 4.3s Time] [2022-01-10 21:39:43,085 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37 states. [2022-01-10 21:39:43,089 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37 to 27. [2022-01-10 21:39:43,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27 states, 26 states have (on average 1.1923076923076923) internal successors, (31), 26 states have internal predecessors, (31), 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 21:39:43,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 31 transitions. [2022-01-10 21:39:43,090 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 31 transitions. Word has length 16 [2022-01-10 21:39:43,090 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 21:39:43,090 INFO L470 AbstractCegarLoop]: Abstraction has 27 states and 31 transitions. [2022-01-10 21:39:43,090 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 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 21:39:43,090 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 31 transitions. [2022-01-10 21:39:43,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-01-10 21:39:43,091 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 21:39:43,103 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-10 21:39:43,103 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-01-10 21:39:43,103 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 21:39:43,104 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 21:39:43,104 INFO L85 PathProgramCache]: Analyzing trace with hash -712964210, now seen corresponding path program 1 times [2022-01-10 21:39:43,104 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-10 21:39:43,104 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [764835204] [2022-01-10 21:39:43,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 21:39:43,104 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-10 21:39:43,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-01-10 21:39:43,430 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-01-10 21:39:43,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-01-10 21:39:43,542 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-01-10 21:39:43,543 INFO L628 BasicCegarLoop]: Counterexample is feasible [2022-01-10 21:39:43,543 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-01-10 21:39:43,544 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-01-10 21:39:43,546 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2022-01-10 21:39:43,561 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2022-01-10 21:39:43,631 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.01 09:39:43 BasicIcfg [2022-01-10 21:39:43,631 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-01-10 21:39:43,632 INFO L158 Benchmark]: Toolchain (without parser) took 6244.99ms. Allocated memory was 192.9MB in the beginning and 305.1MB in the end (delta: 112.2MB). Free memory was 135.0MB in the beginning and 118.2MB in the end (delta: 16.8MB). Peak memory consumption was 129.2MB. Max. memory is 8.0GB. [2022-01-10 21:39:43,633 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 192.9MB. Free memory is still 151.4MB. There was no memory consumed. Max. memory is 8.0GB. [2022-01-10 21:39:43,636 INFO L158 Benchmark]: CACSL2BoogieTranslator took 264.55ms. Allocated memory was 192.9MB in the beginning and 305.1MB in the end (delta: 112.2MB). Free memory was 134.6MB in the beginning and 277.2MB in the end (delta: -142.6MB). Peak memory consumption was 13.1MB. Max. memory is 8.0GB. [2022-01-10 21:39:43,639 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.45ms. Allocated memory is still 305.1MB. Free memory was 277.0MB in the beginning and 275.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-01-10 21:39:43,639 INFO L158 Benchmark]: Boogie Preprocessor took 40.32ms. Allocated memory is still 305.1MB. Free memory was 275.4MB in the beginning and 273.9MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-01-10 21:39:43,640 INFO L158 Benchmark]: RCFGBuilder took 362.34ms. Allocated memory is still 305.1MB. Free memory was 273.9MB in the beginning and 259.2MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. [2022-01-10 21:39:43,641 INFO L158 Benchmark]: IcfgTransformer took 102.03ms. Allocated memory is still 305.1MB. Free memory was 259.2MB in the beginning and 251.9MB in the end (delta: 7.3MB). Peak memory consumption was 7.3MB. Max. memory is 8.0GB. [2022-01-10 21:39:43,642 INFO L158 Benchmark]: TraceAbstraction took 5415.79ms. Allocated memory is still 305.1MB. Free memory was 251.3MB in the beginning and 118.2MB in the end (delta: 133.2MB). Peak memory consumption was 133.2MB. Max. memory is 8.0GB. [2022-01-10 21:39:43,644 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 192.9MB. Free memory is still 151.4MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 264.55ms. Allocated memory was 192.9MB in the beginning and 305.1MB in the end (delta: 112.2MB). Free memory was 134.6MB in the beginning and 277.2MB in the end (delta: -142.6MB). Peak memory consumption was 13.1MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 39.45ms. Allocated memory is still 305.1MB. Free memory was 277.0MB in the beginning and 275.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 40.32ms. Allocated memory is still 305.1MB. Free memory was 275.4MB in the beginning and 273.9MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 362.34ms. Allocated memory is still 305.1MB. Free memory was 273.9MB in the beginning and 259.2MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. * IcfgTransformer took 102.03ms. Allocated memory is still 305.1MB. Free memory was 259.2MB in the beginning and 251.9MB in the end (delta: 7.3MB). Peak memory consumption was 7.3MB. Max. memory is 8.0GB. * TraceAbstraction took 5415.79ms. Allocated memory is still 305.1MB. Free memory was 251.3MB in the beginning and 118.2MB in the end (delta: 133.2MB). Peak memory consumption was 133.2MB. 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: 15]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L19] int N; VAL [N=0] [L23] N = __VERIFIER_nondet_int() [L24] COND FALSE !(N <= 0) [L25] CALL assume_abort_if_not(N <= 2147483647/sizeof(int)) [L13] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, N=1] [L25] RET assume_abort_if_not(N <= 2147483647/sizeof(int)) [L27] int i; [L28] long long sum[1]; [L29] long long *a = malloc(sizeof(long long)*N); [L30] int *b = malloc(sizeof(int)*N); [L32] sum[0] = 1 [L33] i=0 VAL [a={-5:0}, b={-3:0}, i=0, N=1, sum={-3:0}] [L33] COND TRUE i