/usr/bin/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/array-examples/standard_init6_ground-1.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-07 07:15:18,568 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-07 07:15:18,570 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-07 07:15:18,582 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-07 07:15:18,583 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-07 07:15:18,584 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-07 07:15:18,585 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-07 07:15:18,587 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-07 07:15:18,590 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-07 07:15:18,597 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-07 07:15:18,598 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-07 07:15:18,599 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-07 07:15:18,599 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-07 07:15:18,605 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-07 07:15:18,606 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-07 07:15:18,607 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-07 07:15:18,608 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-07 07:15:18,609 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-07 07:15:18,613 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-07 07:15:18,615 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-07 07:15:18,619 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-07 07:15:18,620 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-07 07:15:18,623 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-07 07:15:18,626 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-07 07:15:18,629 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-11-07 07:15:18,636 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-07 07:15:18,639 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-07 07:15:18,639 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-07 07:15:18,640 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-07 07:15:18,644 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-07 07:15:18,644 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-07 07:15:18,645 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-07 07:15:18,645 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-07 07:15:18,645 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-07 07:15:18,647 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-07 07:15:18,648 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-07 07:15:18,649 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 [2019-11-07 07:15:18,671 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-07 07:15:18,671 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-07 07:15:18,673 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-07 07:15:18,673 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-07 07:15:18,673 INFO L138 SettingsManager]: * Use SBE=true [2019-11-07 07:15:18,674 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-07 07:15:18,674 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-07 07:15:18,674 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-07 07:15:18,674 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-07 07:15:18,674 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-07 07:15:18,675 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-07 07:15:18,676 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-07 07:15:18,676 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-07 07:15:18,676 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-07 07:15:18,677 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-07 07:15:18,677 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-07 07:15:18,677 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-07 07:15:18,677 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-07 07:15:18,677 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-07 07:15:18,678 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-07 07:15:18,678 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-07 07:15:18,678 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 07:15:18,678 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-07 07:15:18,678 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-07 07:15:18,678 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-07 07:15:18,679 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-07 07:15:18,679 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-07 07:15:18,679 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-07 07:15:18,679 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 [2019-11-07 07:15:18,941 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-07 07:15:18,955 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-07 07:15:18,959 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-07 07:15:18,961 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-07 07:15:18,961 INFO L275 PluginConnector]: CDTParser initialized [2019-11-07 07:15:18,963 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-examples/standard_init6_ground-1.i [2019-11-07 07:15:19,037 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f2310335/f1f3ee737d4845c7bde2d2aa5722b8c8/FLAGaef8a059e [2019-11-07 07:15:19,512 INFO L306 CDTParser]: Found 1 translation units. [2019-11-07 07:15:19,513 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-examples/standard_init6_ground-1.i [2019-11-07 07:15:19,519 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f2310335/f1f3ee737d4845c7bde2d2aa5722b8c8/FLAGaef8a059e [2019-11-07 07:15:19,877 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f2310335/f1f3ee737d4845c7bde2d2aa5722b8c8 [2019-11-07 07:15:19,885 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-07 07:15:19,886 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-07 07:15:19,887 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-07 07:15:19,887 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-07 07:15:19,891 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-07 07:15:19,892 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 07:15:19" (1/1) ... [2019-11-07 07:15:19,894 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60f6b444 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:15:19, skipping insertion in model container [2019-11-07 07:15:19,895 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 07:15:19" (1/1) ... [2019-11-07 07:15:19,902 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-07 07:15:19,922 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-07 07:15:20,128 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 07:15:20,132 INFO L188 MainTranslator]: Completed pre-run [2019-11-07 07:15:20,155 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 07:15:20,173 INFO L192 MainTranslator]: Completed translation [2019-11-07 07:15:20,173 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:15:20 WrapperNode [2019-11-07 07:15:20,174 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-07 07:15:20,174 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-07 07:15:20,174 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-07 07:15:20,175 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-07 07:15:20,276 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:15:20" (1/1) ... [2019-11-07 07:15:20,276 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:15:20" (1/1) ... [2019-11-07 07:15:20,284 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:15:20" (1/1) ... [2019-11-07 07:15:20,284 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:15:20" (1/1) ... [2019-11-07 07:15:20,305 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:15:20" (1/1) ... [2019-11-07 07:15:20,312 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:15:20" (1/1) ... [2019-11-07 07:15:20,313 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:15:20" (1/1) ... [2019-11-07 07:15:20,315 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-07 07:15:20,316 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-07 07:15:20,316 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-07 07:15:20,316 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-07 07:15:20,317 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:15:20" (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 [2019-11-07 07:15:20,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-07 07:15:20,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-07 07:15:20,370 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-11-07 07:15:20,370 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-07 07:15:20,370 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-07 07:15:20,371 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-11-07 07:15:20,371 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-07 07:15:20,371 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-07 07:15:20,371 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-07 07:15:20,371 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-07 07:15:20,371 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-07 07:15:20,371 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-07 07:15:20,372 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-07 07:15:20,760 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-07 07:15:20,760 INFO L284 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-07 07:15:20,762 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 07:15:20 BoogieIcfgContainer [2019-11-07 07:15:20,762 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-07 07:15:20,762 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-11-07 07:15:20,762 INFO L271 PluginConnector]: Initializing Sifa... [2019-11-07 07:15:20,763 INFO L275 PluginConnector]: Sifa initialized [2019-11-07 07:15:20,764 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 07:15:20" (1/1) ... [2019-11-07 07:15:20,764 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 [2019-11-07 07:15:20,784 INFO L159 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-11-07 07:15:20,784 INFO L166 IcfgInterpreter]: Building call graph [2019-11-07 07:15:20,792 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-07 07:15:20,799 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-07 07:15:20,801 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-07 07:15:20,938 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 17 for LOIs [2019-11-07 07:15:22,051 INFO L197 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 15 for LOIs [2019-11-07 07:15:22,053 INFO L180 IcfgInterpreter]: Interpretation finished [2019-11-07 07:15:22,071 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-11-07 07:15:22,071 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-11-07 07:15:22,073 INFO L168 Benchmark]: Toolchain (without parser) took 2186.73 ms. Allocated memory was 139.5 MB in the beginning and 233.8 MB in the end (delta: 94.4 MB). Free memory was 103.6 MB in the beginning and 171.6 MB in the end (delta: -68.1 MB). Peak memory consumption was 26.3 MB. Max. memory is 7.1 GB. [2019-11-07 07:15:22,076 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 139.5 MB. Free memory was 121.4 MB in the beginning and 121.2 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-11-07 07:15:22,079 INFO L168 Benchmark]: CACSL2BoogieTranslator took 286.98 ms. Allocated memory is still 139.5 MB. Free memory was 103.3 MB in the beginning and 93.2 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 7.1 GB. [2019-11-07 07:15:22,084 INFO L168 Benchmark]: Boogie Preprocessor took 141.32 ms. Allocated memory was 139.5 MB in the beginning and 204.5 MB in the end (delta: 65.0 MB). Free memory was 93.2 MB in the beginning and 182.2 MB in the end (delta: -89.0 MB). Peak memory consumption was 13.7 MB. Max. memory is 7.1 GB. [2019-11-07 07:15:22,084 INFO L168 Benchmark]: RCFGBuilder took 445.99 ms. Allocated memory is still 204.5 MB. Free memory was 182.2 MB in the beginning and 161.1 MB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2019-11-07 07:15:22,086 INFO L168 Benchmark]: Sifa took 1308.73 ms. Allocated memory was 204.5 MB in the beginning and 233.8 MB in the end (delta: 29.4 MB). Free memory was 161.1 MB in the beginning and 171.6 MB in the end (delta: -10.5 MB). Peak memory consumption was 18.9 MB. Max. memory is 7.1 GB. [2019-11-07 07:15:22,095 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 139.5 MB. Free memory was 121.4 MB in the beginning and 121.2 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 286.98 ms. Allocated memory is still 139.5 MB. Free memory was 103.3 MB in the beginning and 93.2 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 141.32 ms. Allocated memory was 139.5 MB in the beginning and 204.5 MB in the end (delta: 65.0 MB). Free memory was 93.2 MB in the beginning and 182.2 MB in the end (delta: -89.0 MB). Peak memory consumption was 13.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 445.99 ms. Allocated memory is still 204.5 MB. Free memory was 182.2 MB in the beginning and 161.1 MB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * Sifa took 1308.73 ms. Allocated memory was 204.5 MB in the beginning and 233.8 MB in the end (delta: 29.4 MB). Free memory was 161.1 MB in the beginning and 171.6 MB in the end (delta: -10.5 MB). Peak memory consumption was 18.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 1270, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 1, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 41, TOOLS_POST_TIME[ms]: 571, TOOLS_POST_CALL_APPLICATIONS: 6, TOOLS_POST_CALL_TIME[ms]: 47, TOOLS_POST_RETURN_APPLICATIONS: 4, TOOLS_POST_RETURN_TIME[ms]: 6, TOOLS_QUANTIFIERELIM_APPLICATIONS: 51, TOOLS_QUANTIFIERELIM_TIME[ms]: 594, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 83, FLUID_QUERY_TIME[ms]: 7, FLUID_QUERIES: 99, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 1, DOMAIN_JOIN_TIME[ms]: 4, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 14, DOMAIN_WIDEN_TIME[ms]: 486, DOMAIN_ISSUBSETEQ_APPLICATIONS: 21, DOMAIN_ISSUBSETEQ_TIME[ms]: 66, DOMAIN_ISBOTTOM_APPLICATIONS: 1, DOMAIN_ISBOTTOM_TIME[ms]: 1, LOOP_SUMMARIZER_APPLICATIONS: 7, LOOP_SUMMARIZER_CACHE_MISSES: 7, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 1086, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 1085, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 21, CALL_SUMMARIZER_APPLICATIONS: 4, CALL_SUMMARIZER_CACHE_MISSES: 2, CALL_SUMMARIZER_OVERALL_TIME[ms]: 96, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 95, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 17, DAG_COMPRESSION_PROCESSED_NODES: 110, DAG_COMPRESSION_RETAINED_NODES: 56 - UnprovableResult [Line: 2]: 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 141#(and (= |#NULL.base| 0) (<= |#NULL.base| 0) (<= 0 |#NULL.base|) (or (= |__VERIFIER_assert_#in~cond| 0) (= |__VERIFIER_assert_#in~cond| 1)) (= |#NULL.offset| 0) (= 0 __VERIFIER_assert_~cond) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...