java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/ldv-regression/ex3_forlist.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 06:29:37,568 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 06:29:37,572 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 06:29:37,591 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 06:29:37,591 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 06:29:37,594 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 06:29:37,596 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 06:29:37,609 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 06:29:37,611 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 06:29:37,612 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 06:29:37,614 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 06:29:37,617 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 06:29:37,617 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 06:29:37,621 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 06:29:37,624 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 06:29:37,626 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 06:29:37,627 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 06:29:37,630 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 06:29:37,632 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 06:29:37,637 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 06:29:37,642 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 06:29:37,645 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 06:29:37,646 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 06:29:37,647 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 06:29:37,650 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-15 06:29:37,650 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-15 06:29:37,651 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-15 06:29:37,652 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-15 06:29:37,652 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-15 06:29:37,653 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-15 06:29:37,653 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 06:29:37,654 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 06:29:37,654 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 06:29:37,655 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 06:29:37,656 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 06:29:37,656 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 06:29:37,657 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 06:29:37,657 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 06:29:37,657 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 06:29:37,658 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 06:29:37,659 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 06:29:37,659 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-15 06:29:37,674 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 06:29:37,674 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 06:29:37,675 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 06:29:37,675 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 06:29:37,676 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 06:29:37,676 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 06:29:37,676 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 06:29:37,676 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 06:29:37,677 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 06:29:37,677 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 06:29:37,677 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 06:29:37,677 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 06:29:37,677 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 06:29:37,677 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 06:29:37,678 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 06:29:37,678 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 06:29:37,678 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 06:29:37,678 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 06:29:37,679 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 06:29:37,679 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 06:29:37,679 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 06:29:37,679 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 06:29:37,679 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 06:29:37,680 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 06:29:37,680 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 06:29:37,680 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 06:29:37,680 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 06:29:37,680 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 06:29:37,680 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-10-15 06:29:37,988 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 06:29:38,013 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 06:29:38,017 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 06:29:38,018 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 06:29:38,018 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 06:29:38,019 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/ex3_forlist.i [2019-10-15 06:29:38,090 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2aea4265f/353011fc1dbb46bba25372ce937ae39e/FLAGd3004650a [2019-10-15 06:29:38,543 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 06:29:38,543 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/ex3_forlist.i [2019-10-15 06:29:38,550 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2aea4265f/353011fc1dbb46bba25372ce937ae39e/FLAGd3004650a [2019-10-15 06:29:38,905 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2aea4265f/353011fc1dbb46bba25372ce937ae39e [2019-10-15 06:29:38,916 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 06:29:38,918 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 06:29:38,919 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 06:29:38,920 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 06:29:38,923 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 06:29:38,925 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 06:29:38" (1/1) ... [2019-10-15 06:29:38,928 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2442b6d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:29:38, skipping insertion in model container [2019-10-15 06:29:38,928 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 06:29:38" (1/1) ... [2019-10-15 06:29:38,937 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 06:29:38,961 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 06:29:39,180 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 06:29:39,189 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 06:29:39,210 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 06:29:39,310 INFO L192 MainTranslator]: Completed translation [2019-10-15 06:29:39,311 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:29:39 WrapperNode [2019-10-15 06:29:39,311 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 06:29:39,312 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 06:29:39,312 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 06:29:39,312 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 06:29:39,327 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:29:39" (1/1) ... [2019-10-15 06:29:39,327 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:29:39" (1/1) ... [2019-10-15 06:29:39,347 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:29:39" (1/1) ... [2019-10-15 06:29:39,347 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:29:39" (1/1) ... [2019-10-15 06:29:39,359 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:29:39" (1/1) ... [2019-10-15 06:29:39,365 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:29:39" (1/1) ... [2019-10-15 06:29:39,367 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:29:39" (1/1) ... [2019-10-15 06:29:39,370 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 06:29:39,371 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 06:29:39,371 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 06:29:39,371 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 06:29:39,372 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:29:39" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 06:29:39,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 06:29:39,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 06:29:39,431 INFO L138 BoogieDeclarations]: Found implementation of procedure __blast_assert [2019-10-15 06:29:39,431 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2019-10-15 06:29:39,431 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2019-10-15 06:29:39,431 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2019-10-15 06:29:39,431 INFO L138 BoogieDeclarations]: Found implementation of procedure malloc [2019-10-15 06:29:39,431 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 06:29:39,431 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 06:29:39,432 INFO L130 BoogieDeclarations]: Found specification of procedure __blast_assert [2019-10-15 06:29:39,432 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-10-15 06:29:39,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-15 06:29:39,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-15 06:29:39,432 INFO L130 BoogieDeclarations]: Found specification of procedure f [2019-10-15 06:29:39,432 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-15 06:29:39,433 INFO L130 BoogieDeclarations]: Found specification of procedure g [2019-10-15 06:29:39,433 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-15 06:29:39,433 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-15 06:29:39,433 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 06:29:39,433 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 06:29:39,433 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-15 06:29:39,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-15 06:29:39,434 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-15 06:29:39,434 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 06:29:39,434 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-15 06:29:39,885 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 06:29:39,886 INFO L284 CfgBuilder]: Removed 3 assume(true) statements. [2019-10-15 06:29:39,887 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 06:29:39 BoogieIcfgContainer [2019-10-15 06:29:39,887 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 06:29:39,888 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-15 06:29:39,888 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-15 06:29:39,888 INFO L275 PluginConnector]: Sifa initialized [2019-10-15 06:29:39,889 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 06:29:39" (1/1) ... [2019-10-15 06:29:39,890 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=CompoundDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-10-15 06:29:39,915 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-15 06:29:39,916 INFO L169 IcfgInterpreter]: Building call graph [2019-10-15 06:29:39,923 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-15 06:29:39,932 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-15 06:29:39,934 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-15 06:29:40,378 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 74 for LOIs [2019-10-15 06:29:41,592 INFO L199 IcfgInterpreter]: Interpreting procedure g with input of size 67 for LOIs [2019-10-15 06:29:41,804 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-15 06:29:41,824 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-15 06:29:42,288 INFO L199 IcfgInterpreter]: Interpreting procedure __blast_assert with input of size 33 for LOIs [2019-10-15 06:29:42,297 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-15 06:29:42,314 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-10-15 06:29:42,315 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-10-15 06:29:42,317 INFO L168 Benchmark]: Toolchain (without parser) took 3399.21 ms. Allocated memory was 138.9 MB in the beginning and 245.9 MB in the end (delta: 107.0 MB). Free memory was 103.6 MB in the beginning and 201.1 MB in the end (delta: -97.5 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. [2019-10-15 06:29:42,318 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 138.9 MB. Free memory was 122.2 MB in the beginning and 122.0 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-10-15 06:29:42,321 INFO L168 Benchmark]: CACSL2BoogieTranslator took 391.86 ms. Allocated memory was 138.9 MB in the beginning and 202.9 MB in the end (delta: 64.0 MB). Free memory was 103.4 MB in the beginning and 182.1 MB in the end (delta: -78.7 MB). Peak memory consumption was 24.0 MB. Max. memory is 7.1 GB. [2019-10-15 06:29:42,322 INFO L168 Benchmark]: Boogie Preprocessor took 58.82 ms. Allocated memory is still 202.9 MB. Free memory was 182.1 MB in the beginning and 179.5 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. [2019-10-15 06:29:42,322 INFO L168 Benchmark]: RCFGBuilder took 516.56 ms. Allocated memory is still 202.9 MB. Free memory was 179.5 MB in the beginning and 154.7 MB in the end (delta: 24.9 MB). Peak memory consumption was 24.9 MB. Max. memory is 7.1 GB. [2019-10-15 06:29:42,327 INFO L168 Benchmark]: Sifa took 2427.08 ms. Allocated memory was 202.9 MB in the beginning and 245.9 MB in the end (delta: 43.0 MB). Free memory was 154.7 MB in the beginning and 201.1 MB in the end (delta: -46.4 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-10-15 06:29:42,331 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 138.9 MB. Free memory was 122.2 MB in the beginning and 122.0 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 391.86 ms. Allocated memory was 138.9 MB in the beginning and 202.9 MB in the end (delta: 64.0 MB). Free memory was 103.4 MB in the beginning and 182.1 MB in the end (delta: -78.7 MB). Peak memory consumption was 24.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 58.82 ms. Allocated memory is still 202.9 MB. Free memory was 182.1 MB in the beginning and 179.5 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 516.56 ms. Allocated memory is still 202.9 MB. Free memory was 179.5 MB in the beginning and 154.7 MB in the end (delta: 24.9 MB). Peak memory consumption was 24.9 MB. Max. memory is 7.1 GB. * Sifa took 2427.08 ms. Allocated memory was 202.9 MB in the beginning and 245.9 MB in the end (delta: 43.0 MB). Free memory was 154.7 MB in the beginning and 201.1 MB in the end (delta: -46.4 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 2383, ICFG_INTERPRETER_ENTERED_PROCEDURES: 4, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 124, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 92, TOOLS_POST_TIME[ms]: 886, TOOLS_POST_CALL_APPLICATIONS: 16, TOOLS_POST_CALL_TIME[ms]: 491, TOOLS_POST_RETURN_APPLICATIONS: 12, TOOLS_POST_RETURN_TIME[ms]: 20, TOOLS_QUANTIFIERELIM_APPLICATIONS: 120, TOOLS_QUANTIFIERELIM_TIME[ms]: 1349, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 250, FLUID_QUERY_TIME[ms]: 9, FLUID_QUERIES: 142, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 39, DOMAIN_JOIN_TIME[ms]: 689, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 7, DOMAIN_WIDEN_TIME[ms]: 121, DOMAIN_ISSUBSETEQ_APPLICATIONS: 18, DOMAIN_ISSUBSETEQ_TIME[ms]: 39, DOMAIN_ISBOTTOM_APPLICATIONS: 11, DOMAIN_ISBOTTOM_TIME[ms]: 19, LOOP_SUMMARIZER_APPLICATIONS: 11, LOOP_SUMMARIZER_CACHE_MISSES: 11, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 1044, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 1044, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 18, CALL_SUMMARIZER_APPLICATIONS: 12, CALL_SUMMARIZER_CACHE_MISSES: 6, CALL_SUMMARIZER_OVERALL_TIME[ms]: 1032, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 1032, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 25, DAG_COMPRESSION_PROCESSED_NODES: 167, DAG_COMPRESSION_RETAINED_NODES: 88 - UnprovableResult [Line: 6]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 354#(exists ((v_g_~i~2_BEFORE_CALL_6 Int)) (and (= |#NULL.base| 0) (= |~#pstate~0.offset| 0) (<= |#NULL.base| 0) (<= |~#pstate~0.offset| 0) (<= 0 v_g_~i~2_BEFORE_CALL_6) (<= 0 |#NULL.base|) (<= v_g_~i~2_BEFORE_CALL_6 2) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (not (= (select (select |#memory_int| |~#pstate~0.base|) (+ |~#pstate~0.offset| (* v_g_~i~2_BEFORE_CALL_6 4))) 1)) (<= |~#pp~0.offset| 0) (= |~#pp~0.offset| 0) (<= 0 |~#pp~0.offset|) (= |#NULL.offset| 0) (<= 0 |~#pstate~0.offset|))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...