/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/array-fpi/s32iff.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-a10ec3b [2022-01-10 09:58:35,417 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-01-10 09:58:35,418 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-01-10 09:58:35,475 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-01-10 09:58:35,476 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-01-10 09:58:35,477 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-01-10 09:58:35,477 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-01-10 09:58:35,479 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-01-10 09:58:35,480 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-01-10 09:58:35,480 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-01-10 09:58:35,481 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-01-10 09:58:35,482 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-01-10 09:58:35,482 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-01-10 09:58:35,483 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-01-10 09:58:35,486 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-01-10 09:58:35,490 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-01-10 09:58:35,491 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-01-10 09:58:35,495 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-01-10 09:58:35,499 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-01-10 09:58:35,505 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-01-10 09:58:35,506 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-01-10 09:58:35,507 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-01-10 09:58:35,508 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-01-10 09:58:35,508 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-01-10 09:58:35,510 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-01-10 09:58:35,510 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-01-10 09:58:35,510 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-01-10 09:58:35,511 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-01-10 09:58:35,511 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-01-10 09:58:35,511 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... 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[2022-01-10 09:58:35,514 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-01-10 09:58:35,515 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-01-10 09:58:35,515 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-01-10 09:58:35,519 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 09:58:35,544 INFO L113 SettingsManager]: Loading preferences was successful [2022-01-10 09:58:35,544 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-01-10 09:58:35,545 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-01-10 09:58:35,545 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-01-10 09:58:35,546 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-01-10 09:58:35,546 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-01-10 09:58:35,546 INFO L138 SettingsManager]: * Use SBE=true [2022-01-10 09:58:35,547 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-01-10 09:58:35,547 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-01-10 09:58:35,547 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-01-10 09:58:35,547 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-01-10 09:58:35,547 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-01-10 09:58:35,547 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-01-10 09:58:35,548 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-01-10 09:58:35,548 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-01-10 09:58:35,548 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-01-10 09:58:35,548 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-01-10 09:58:35,548 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-01-10 09:58:35,548 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-01-10 09:58:35,548 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-01-10 09:58:35,548 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-01-10 09:58:35,549 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-10 09:58:35,549 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-01-10 09:58:35,549 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-01-10 09:58:35,549 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-01-10 09:58:35,549 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-01-10 09:58:35,550 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-01-10 09:58:35,550 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-01-10 09:58:35,550 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-01-10 09:58:35,550 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-01-10 09:58:35,550 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-01-10 09:58:35,550 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-01-10 09:58:35,551 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-01-10 09:58:35,551 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2022-01-10 09:58:35,732 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-01-10 09:58:35,745 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-01-10 09:58:35,747 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-01-10 09:58:35,748 INFO L271 PluginConnector]: Initializing CDTParser... [2022-01-10 09:58:35,748 INFO L275 PluginConnector]: CDTParser initialized [2022-01-10 09:58:35,749 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-fpi/s32iff.c [2022-01-10 09:58:35,796 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d86afa84b/175e37afdedd42b39b7666fed8c49967/FLAGf63480362 [2022-01-10 09:58:36,123 INFO L306 CDTParser]: Found 1 translation units. [2022-01-10 09:58:36,124 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-fpi/s32iff.c [2022-01-10 09:58:36,131 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d86afa84b/175e37afdedd42b39b7666fed8c49967/FLAGf63480362 [2022-01-10 09:58:36,541 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d86afa84b/175e37afdedd42b39b7666fed8c49967 [2022-01-10 09:58:36,543 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-01-10 09:58:36,544 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-01-10 09:58:36,545 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-01-10 09:58:36,545 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-01-10 09:58:36,547 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-01-10 09:58:36,548 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.01 09:58:36" (1/1) ... [2022-01-10 09:58:36,548 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@299fe5df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 09:58:36, skipping insertion in model container [2022-01-10 09:58:36,548 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.01 09:58:36" (1/1) ... [2022-01-10 09:58:36,568 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-01-10 09:58:36,577 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-01-10 09:58:36,679 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/s32iff.c[589,602] [2022-01-10 09:58:36,695 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-10 09:58:36,732 INFO L203 MainTranslator]: Completed pre-run [2022-01-10 09:58:36,751 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/s32iff.c[589,602] [2022-01-10 09:58:36,775 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-10 09:58:36,787 INFO L208 MainTranslator]: Completed translation [2022-01-10 09:58:36,788 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 09:58:36 WrapperNode [2022-01-10 09:58:36,788 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-01-10 09:58:36,789 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-01-10 09:58:36,789 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-01-10 09:58:36,789 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-01-10 09:58:36,794 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 09:58:36" (1/1) ... [2022-01-10 09:58:36,808 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 09:58:36" (1/1) ... [2022-01-10 09:58:36,829 INFO L137 Inliner]: procedures = 21, calls = 28, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 89 [2022-01-10 09:58:36,829 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-01-10 09:58:36,830 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-01-10 09:58:36,830 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-01-10 09:58:36,830 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-01-10 09:58:36,836 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 09:58:36" (1/1) ... [2022-01-10 09:58:36,836 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 09:58:36" (1/1) ... [2022-01-10 09:58:36,841 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 09:58:36" (1/1) ... [2022-01-10 09:58:36,841 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 09:58:36" (1/1) ... [2022-01-10 09:58:36,860 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 09:58:36" (1/1) ... [2022-01-10 09:58:36,862 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 09:58:36" (1/1) ... [2022-01-10 09:58:36,863 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 09:58:36" (1/1) ... [2022-01-10 09:58:36,865 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-01-10 09:58:36,865 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-01-10 09:58:36,866 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-01-10 09:58:36,866 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-01-10 09:58:36,867 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 09:58:36" (1/1) ... [2022-01-10 09:58:36,872 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-10 09:58:36,880 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-10 09:58:36,905 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 09:58:36,923 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 09:58:36,939 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-01-10 09:58:36,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-01-10 09:58:36,940 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-01-10 09:58:36,940 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-01-10 09:58:36,940 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-01-10 09:58:36,940 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-01-10 09:58:36,940 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-01-10 09:58:36,941 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-01-10 09:58:36,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-01-10 09:58:36,941 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-01-10 09:58:36,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-01-10 09:58:37,006 INFO L234 CfgBuilder]: Building ICFG [2022-01-10 09:58:37,007 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-01-10 09:58:37,295 INFO L275 CfgBuilder]: Performing block encoding [2022-01-10 09:58:37,299 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-01-10 09:58:37,299 INFO L299 CfgBuilder]: Removed 3 assume(true) statements. [2022-01-10 09:58:37,300 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.01 09:58:37 BoogieIcfgContainer [2022-01-10 09:58:37,300 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-01-10 09:58:37,301 INFO L113 PluginConnector]: ------------------------IcfgTransformer---------------------------- [2022-01-10 09:58:37,301 INFO L271 PluginConnector]: Initializing IcfgTransformer... [2022-01-10 09:58:37,302 INFO L275 PluginConnector]: IcfgTransformer initialized [2022-01-10 09:58:37,305 INFO L185 PluginConnector]: Executing the observer IcfgTransformationObserver from plugin IcfgTransformer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.01 09:58:37" (1/1) ... [2022-01-10 09:58:37,444 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 10.01 09:58:37 BasicIcfg [2022-01-10 09:58:37,444 INFO L132 PluginConnector]: ------------------------ END IcfgTransformer---------------------------- [2022-01-10 09:58:37,445 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-01-10 09:58:37,445 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-01-10 09:58:37,447 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-01-10 09:58:37,447 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.01 09:58:36" (1/4) ... [2022-01-10 09:58:37,448 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ca802b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.01 09:58:37, skipping insertion in model container [2022-01-10 09:58:37,448 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 09:58:36" (2/4) ... [2022-01-10 09:58:37,448 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ca802b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.01 09:58:37, skipping insertion in model container [2022-01-10 09:58:37,448 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.01 09:58:37" (3/4) ... [2022-01-10 09:58:37,448 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ca802b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.01 09:58:37, skipping insertion in model container [2022-01-10 09:58:37,449 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 10.01 09:58:37" (4/4) ... [2022-01-10 09:58:37,449 INFO L111 eAbstractionObserver]: Analyzing ICFG s32iff.cTransformedIcfg [2022-01-10 09:58:37,457 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-01-10 09:58:37,457 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-01-10 09:58:37,505 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-01-10 09:58:37,510 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 09:58:37,510 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-01-10 09:58:37,519 INFO L276 IsEmpty]: Start isEmpty. Operand has 23 states, 21 states have (on average 1.5714285714285714) internal successors, (33), 22 states have internal predecessors, (33), 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 09:58:37,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-01-10 09:58:37,522 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 09:58:37,523 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-10 09:58:37,523 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 09:58:37,527 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 09:58:37,527 INFO L85 PathProgramCache]: Analyzing trace with hash -100191935, now seen corresponding path program 1 times [2022-01-10 09:58:37,533 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-10 09:58:37,533 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [375697373] [2022-01-10 09:58:37,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 09:58:37,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-10 09:58:37,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 09:58:37,640 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 09:58:37,640 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-10 09:58:37,640 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [375697373] [2022-01-10 09:58:37,641 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [375697373] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-10 09:58:37,641 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-10 09:58:37,641 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-01-10 09:58:37,642 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [911015020] [2022-01-10 09:58:37,642 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-10 09:58:37,645 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-01-10 09:58:37,645 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-10 09:58:37,662 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-01-10 09:58:37,662 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-01-10 09:58:37,664 INFO L87 Difference]: Start difference. First operand has 23 states, 21 states have (on average 1.5714285714285714) internal successors, (33), 22 states have internal predecessors, (33), 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 6.5) internal successors, (13), 2 states have internal predecessors, (13), 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 09:58:37,673 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 09:58:37,673 INFO L93 Difference]: Finished difference Result 42 states and 60 transitions. [2022-01-10 09:58:37,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-10 09:58:37,675 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 6.5) internal successors, (13), 2 states have internal predecessors, (13), 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 13 [2022-01-10 09:58:37,675 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 09:58:37,679 INFO L225 Difference]: With dead ends: 42 [2022-01-10 09:58:37,680 INFO L226 Difference]: Without dead ends: 19 [2022-01-10 09:58:37,682 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 09:58:37,684 INFO L933 BasicCegarLoop]: 28 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, 28 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 09:58:37,685 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 28 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-10 09:58:37,695 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states. [2022-01-10 09:58:37,702 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 19. [2022-01-10 09:58:37,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 18 states have (on average 1.2777777777777777) internal successors, (23), 18 states have internal predecessors, (23), 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 09:58:37,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 23 transitions. [2022-01-10 09:58:37,704 INFO L78 Accepts]: Start accepts. Automaton has 19 states and 23 transitions. Word has length 13 [2022-01-10 09:58:37,704 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 09:58:37,705 INFO L470 AbstractCegarLoop]: Abstraction has 19 states and 23 transitions. [2022-01-10 09:58:37,705 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 6.5) internal successors, (13), 2 states have internal predecessors, (13), 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 09:58:37,705 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2022-01-10 09:58:37,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-01-10 09:58:37,705 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 09:58:37,705 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-10 09:58:37,705 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-01-10 09:58:37,706 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 09:58:37,706 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 09:58:37,706 INFO L85 PathProgramCache]: Analyzing trace with hash 1474763837, now seen corresponding path program 1 times [2022-01-10 09:58:37,706 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-10 09:58:37,706 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [187607363] [2022-01-10 09:58:37,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 09:58:37,707 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-10 09:58:37,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 09:58:37,815 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 09:58:37,816 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-10 09:58:37,816 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [187607363] [2022-01-10 09:58:37,816 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [187607363] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-10 09:58:37,816 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-10 09:58:37,816 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-01-10 09:58:37,816 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2090001545] [2022-01-10 09:58:37,817 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-10 09:58:37,817 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-01-10 09:58:37,817 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-10 09:58:37,818 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-01-10 09:58:37,818 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-01-10 09:58:37,818 INFO L87 Difference]: Start difference. First operand 19 states and 23 transitions. Second operand has 4 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 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 09:58:39,896 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 09:58:40,057 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 09:58:40,057 INFO L93 Difference]: Finished difference Result 46 states and 59 transitions. [2022-01-10 09:58:40,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-01-10 09:58:40,058 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 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 13 [2022-01-10 09:58:40,058 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 09:58:40,060 INFO L225 Difference]: With dead ends: 46 [2022-01-10 09:58:40,060 INFO L226 Difference]: Without dead ends: 34 [2022-01-10 09:58:40,060 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 09:58:40,061 INFO L933 BasicCegarLoop]: 13 mSDtfsCounter, 30 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 30 SdHoareTripleChecker+Valid, 20 SdHoareTripleChecker+Invalid, 41 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-01-10 09:58:40,061 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [30 Valid, 20 Invalid, 41 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 33 Invalid, 1 Unknown, 0 Unchecked, 2.2s Time] [2022-01-10 09:58:40,062 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states. [2022-01-10 09:58:40,065 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 22. [2022-01-10 09:58:40,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22 states, 21 states have (on average 1.2380952380952381) internal successors, (26), 21 states have internal predecessors, (26), 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 09:58:40,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 26 transitions. [2022-01-10 09:58:40,066 INFO L78 Accepts]: Start accepts. Automaton has 22 states and 26 transitions. Word has length 13 [2022-01-10 09:58:40,066 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 09:58:40,066 INFO L470 AbstractCegarLoop]: Abstraction has 22 states and 26 transitions. [2022-01-10 09:58:40,066 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 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 09:58:40,066 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 26 transitions. [2022-01-10 09:58:40,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-01-10 09:58:40,067 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 09:58:40,067 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] [2022-01-10 09:58:40,067 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-01-10 09:58:40,067 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 09:58:40,067 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 09:58:40,067 INFO L85 PathProgramCache]: Analyzing trace with hash 2135952032, now seen corresponding path program 1 times [2022-01-10 09:58:40,068 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-10 09:58:40,068 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1661009569] [2022-01-10 09:58:40,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 09:58:40,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-10 09:58:40,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-01-10 09:58:40,184 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-01-10 09:58:40,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-01-10 09:58:40,308 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-01-10 09:58:40,308 INFO L628 BasicCegarLoop]: Counterexample is feasible [2022-01-10 09:58:40,309 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-01-10 09:58:40,311 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-01-10 09:58:40,313 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2022-01-10 09:58:40,315 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2022-01-10 09:58:40,362 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.01 09:58:40 BasicIcfg [2022-01-10 09:58:40,363 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-01-10 09:58:40,363 INFO L158 Benchmark]: Toolchain (without parser) took 3819.37ms. Allocated memory was 173.0MB in the beginning and 211.8MB in the end (delta: 38.8MB). Free memory was 116.2MB in the beginning and 91.4MB in the end (delta: 24.9MB). Peak memory consumption was 65.2MB. Max. memory is 8.0GB. [2022-01-10 09:58:40,364 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 173.0MB. Free memory is still 132.1MB. There was no memory consumed. Max. memory is 8.0GB. [2022-01-10 09:58:40,365 INFO L158 Benchmark]: CACSL2BoogieTranslator took 243.55ms. Allocated memory was 173.0MB in the beginning and 211.8MB in the end (delta: 38.8MB). Free memory was 116.0MB in the beginning and 184.2MB in the end (delta: -68.2MB). Peak memory consumption was 13.3MB. Max. memory is 8.0GB. [2022-01-10 09:58:40,368 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.58ms. Allocated memory is still 211.8MB. Free memory was 184.2MB in the beginning and 182.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-01-10 09:58:40,370 INFO L158 Benchmark]: Boogie Preprocessor took 34.93ms. Allocated memory is still 211.8MB. Free memory was 182.6MB in the beginning and 181.0MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-01-10 09:58:40,370 INFO L158 Benchmark]: RCFGBuilder took 434.97ms. Allocated memory is still 211.8MB. Free memory was 181.0MB in the beginning and 167.4MB in the end (delta: 13.6MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. [2022-01-10 09:58:40,371 INFO L158 Benchmark]: IcfgTransformer took 143.14ms. Allocated memory is still 211.8MB. Free memory was 167.4MB in the beginning and 158.5MB in the end (delta: 8.9MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. [2022-01-10 09:58:40,371 INFO L158 Benchmark]: TraceAbstraction took 2917.51ms. Allocated memory is still 211.8MB. Free memory was 158.0MB in the beginning and 91.4MB in the end (delta: 66.6MB). Peak memory consumption was 67.1MB. Max. memory is 8.0GB. [2022-01-10 09:58:40,373 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 173.0MB. Free memory is still 132.1MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 243.55ms. Allocated memory was 173.0MB in the beginning and 211.8MB in the end (delta: 38.8MB). Free memory was 116.0MB in the beginning and 184.2MB in the end (delta: -68.2MB). Peak memory consumption was 13.3MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 40.58ms. Allocated memory is still 211.8MB. Free memory was 184.2MB in the beginning and 182.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 34.93ms. Allocated memory is still 211.8MB. Free memory was 182.6MB in the beginning and 181.0MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 434.97ms. Allocated memory is still 211.8MB. Free memory was 181.0MB in the beginning and 167.4MB in the end (delta: 13.6MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. * IcfgTransformer took 143.14ms. Allocated memory is still 211.8MB. Free memory was 167.4MB in the beginning and 158.5MB in the end (delta: 8.9MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. * TraceAbstraction took 2917.51ms. Allocated memory is still 211.8MB. Free memory was 158.0MB in the beginning and 91.4MB in the end (delta: 66.6MB). Peak memory consumption was 67.1MB. 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] int *a = malloc(sizeof(int)*N); [L31] sum[0] = 1 [L32] i=0 VAL [a={-5:0}, i=0, N=1, sum={-3:0}] [L32] COND TRUE i