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 ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer InterpretCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/ldv-regression/nested_structure_noptr-2.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 21:25:31,230 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 21:25:31,232 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 21:25:31,252 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 21:25:31,253 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 21:25:31,254 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 21:25:31,257 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 21:25:31,267 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 21:25:31,272 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 21:25:31,274 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 21:25:31,276 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 21:25:31,278 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 21:25:31,278 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 21:25:31,280 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 21:25:31,281 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 21:25:31,283 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 21:25:31,284 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 21:25:31,286 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 21:25:31,287 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 21:25:31,289 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 21:25:31,291 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 21:25:31,291 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 21:25:31,292 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 21:25:31,293 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 21:25:31,295 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-20 21:25:31,298 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 21:25:31,298 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 21:25:31,299 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 21:25:31,300 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 21:25:31,301 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 21:25:31,301 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 21:25:31,301 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 21:25:31,302 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 21:25:31,302 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 21:25:31,303 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 21:25:31,304 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 21:25:31,304 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 [2019-09-20 21:25:31,318 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 21:25:31,319 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 21:25:31,320 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 21:25:31,320 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 21:25:31,320 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 21:25:31,321 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 21:25:31,321 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 21:25:31,321 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 21:25:31,321 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 21:25:31,321 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 21:25:31,322 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 21:25:31,322 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 21:25:31,322 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 21:25:31,322 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 21:25:31,322 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 21:25:31,323 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 21:25:31,323 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 21:25:31,323 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 21:25:31,323 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 21:25:31,323 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 21:25:31,324 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 21:25:31,324 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 21:25:31,324 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 21:25:31,324 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 21:25:31,324 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 21:25:31,325 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 21:25:31,325 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 21:25:31,325 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 21:25:31,325 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain 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 -> InterpretCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-20 21:25:31,374 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 21:25:31,387 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 21:25:31,390 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 21:25:31,392 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 21:25:31,392 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 21:25:31,393 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/nested_structure_noptr-2.i [2019-09-20 21:25:31,455 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8866a5b8b/f9bafe75efbb4007878f41762c4d0770/FLAG322ddbd19 [2019-09-20 21:25:31,840 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 21:25:31,841 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/nested_structure_noptr-2.i [2019-09-20 21:25:31,847 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8866a5b8b/f9bafe75efbb4007878f41762c4d0770/FLAG322ddbd19 [2019-09-20 21:25:32,234 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8866a5b8b/f9bafe75efbb4007878f41762c4d0770 [2019-09-20 21:25:32,247 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 21:25:32,248 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 21:25:32,251 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 21:25:32,251 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 21:25:32,255 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 21:25:32,256 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 09:25:32" (1/1) ... [2019-09-20 21:25:32,259 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27a36ff6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:25:32, skipping insertion in model container [2019-09-20 21:25:32,259 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 09:25:32" (1/1) ... [2019-09-20 21:25:32,266 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 21:25:32,286 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 21:25:32,503 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 21:25:32,508 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 21:25:32,533 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 21:25:32,557 INFO L192 MainTranslator]: Completed translation [2019-09-20 21:25:32,557 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:25:32 WrapperNode [2019-09-20 21:25:32,557 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 21:25:32,558 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 21:25:32,558 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 21:25:32,558 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 21:25:32,656 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:25:32" (1/1) ... [2019-09-20 21:25:32,657 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:25:32" (1/1) ... [2019-09-20 21:25:32,664 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:25:32" (1/1) ... [2019-09-20 21:25:32,664 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:25:32" (1/1) ... [2019-09-20 21:25:32,670 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:25:32" (1/1) ... [2019-09-20 21:25:32,672 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:25:32" (1/1) ... [2019-09-20 21:25:32,673 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:25:32" (1/1) ... [2019-09-20 21:25:32,674 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 21:25:32,675 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 21:25:32,675 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 21:25:32,675 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 21:25:32,676 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:25:32" (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 [2019-09-20 21:25:32,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 21:25:32,731 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 21:25:32,731 INFO L138 BoogieDeclarations]: Found implementation of procedure __blast_assert [2019-09-20 21:25:32,731 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 21:25:32,731 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 21:25:32,731 INFO L130 BoogieDeclarations]: Found specification of procedure __blast_assert [2019-09-20 21:25:32,731 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 21:25:32,732 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 21:25:32,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 21:25:32,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 21:25:32,732 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 21:25:32,732 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 21:25:32,732 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 21:25:32,733 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 21:25:32,921 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 21:25:32,921 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-20 21:25:32,923 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 09:25:32 BoogieIcfgContainer [2019-09-20 21:25:32,923 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 21:25:32,923 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 21:25:32,923 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 21:25:32,924 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 21:25:32,924 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 09:25:32" (1/1) ... [2019-09-20 21:25:32,925 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=InterpretCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-20 21:25:32,945 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 21:25:32,945 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 21:25:32,951 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 21:25:32,959 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 21:25:32,960 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 21:25:33,122 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 17 for LOIs [2019-09-20 21:25:33,188 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 21:25:33,204 INFO L199 IcfgInterpreter]: Interpreting procedure __blast_assert with input of size 1 for LOIs [2019-09-20 21:25:33,231 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 21:25:33,231 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 21:25:33,235 INFO L193 IcfgInterpreter]: Reachable states at location __blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 14#false [2019-09-20 21:25:33,246 INFO L100 SifaObserver]: ✔ All error locations are guaranteed to be unreachable. [2019-09-20 21:25:33,247 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 21:25:33,249 INFO L168 Benchmark]: Toolchain (without parser) took 1000.29 ms. Allocated memory was 134.2 MB in the beginning and 199.8 MB in the end (delta: 65.5 MB). Free memory was 90.0 MB in the beginning and 149.3 MB in the end (delta: -59.3 MB). Peak memory consumption was 6.2 MB. Max. memory is 7.1 GB. [2019-09-20 21:25:33,249 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 134.2 MB. Free memory is still 108.3 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-09-20 21:25:33,250 INFO L168 Benchmark]: CACSL2BoogieTranslator took 306.71 ms. Allocated memory is still 134.2 MB. Free memory was 90.0 MB in the beginning and 80.2 MB in the end (delta: 9.8 MB). Peak memory consumption was 9.8 MB. Max. memory is 7.1 GB. [2019-09-20 21:25:33,251 INFO L168 Benchmark]: Boogie Preprocessor took 116.34 ms. Allocated memory was 134.2 MB in the beginning and 199.8 MB in the end (delta: 65.5 MB). Free memory was 80.2 MB in the beginning and 176.2 MB in the end (delta: -96.0 MB). Peak memory consumption was 15.7 MB. Max. memory is 7.1 GB. [2019-09-20 21:25:33,252 INFO L168 Benchmark]: RCFGBuilder took 248.20 ms. Allocated memory is still 199.8 MB. Free memory was 176.2 MB in the beginning and 163.3 MB in the end (delta: 13.0 MB). Peak memory consumption was 13.0 MB. Max. memory is 7.1 GB. [2019-09-20 21:25:33,253 INFO L168 Benchmark]: Sifa took 323.57 ms. Allocated memory is still 199.8 MB. Free memory was 162.4 MB in the beginning and 149.3 MB in the end (delta: 13.1 MB). Peak memory consumption was 13.1 MB. Max. memory is 7.1 GB. [2019-09-20 21:25:33,256 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 134.2 MB. Free memory is still 108.3 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 306.71 ms. Allocated memory is still 134.2 MB. Free memory was 90.0 MB in the beginning and 80.2 MB in the end (delta: 9.8 MB). Peak memory consumption was 9.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 116.34 ms. Allocated memory was 134.2 MB in the beginning and 199.8 MB in the end (delta: 65.5 MB). Free memory was 80.2 MB in the beginning and 176.2 MB in the end (delta: -96.0 MB). Peak memory consumption was 15.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 248.20 ms. Allocated memory is still 199.8 MB. Free memory was 176.2 MB in the beginning and 163.3 MB in the end (delta: 13.0 MB). Peak memory consumption was 13.0 MB. Max. memory is 7.1 GB. * Sifa took 323.57 ms. Allocated memory is still 199.8 MB. Free memory was 162.4 MB in the beginning and 149.3 MB in the end (delta: 13.1 MB). Peak memory consumption was 13.1 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]: 291, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 8, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 4, TOOLS_POST_TIME[ms]: 9, TOOLS_POST_CALL_APPLICATIONS: 3, TOOLS_POST_CALL_TIME[ms]: 92, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 61, TOOLS_QUANTIFIERELIM_APPLICATIONS: 7, TOOLS_QUANTIFIERELIM_TIME[ms]: 150, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 68, FLUID_QUERY_TIME[ms]: 3, FLUID_QUERIES: 8, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 2, DOMAIN_JOIN_TIME[ms]: 65, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 0, DOMAIN_ISSUBSETEQ_TIME[ms]: 0, DOMAIN_ISBOTTOM_APPLICATIONS: 0, DOMAIN_ISBOTTOM_TIME[ms]: 0, LOOP_SUMMARIZER_APPLICATIONS: 0, LOOP_SUMMARIZER_CACHE_MISSES: 0, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 0, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 0, CALL_SUMMARIZER_APPLICATIONS: 0, CALL_SUMMARIZER_CACHE_MISSES: 1, CALL_SUMMARIZER_OVERALL_TIME[ms]: 0, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 48, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 4, PATH_EXPR_TIME[ms]: 3, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 13, DAG_COMPRESSION_PROCESSED_NODES: 32, DAG_COMPRESSION_RETAINED_NODES: 24 - PositiveResult [Line: 10]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold RESULT: Ultimate proved your program to be correct! Received shutdown request...