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.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/ldv-regression/test19.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 17:26:06,155 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 17:26:06,157 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 17:26:06,169 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 17:26:06,170 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 17:26:06,171 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 17:26:06,172 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 17:26:06,174 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 17:26:06,176 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 17:26:06,177 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 17:26:06,178 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 17:26:06,179 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 17:26:06,179 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 17:26:06,180 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 17:26:06,181 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 17:26:06,183 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 17:26:06,183 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 17:26:06,184 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 17:26:06,186 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 17:26:06,188 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 17:26:06,190 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 17:26:06,191 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 17:26:06,192 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 17:26:06,193 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 17:26:06,195 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 17:26:06,196 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 17:26:06,196 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 17:26:06,197 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 17:26:06,197 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 17:26:06,198 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 17:26:06,198 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 17:26:06,199 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 17:26:06,200 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 17:26:06,201 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 17:26:06,202 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 17:26:06,202 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 17:26:06,203 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 17:26:06,203 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 17:26:06,203 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 17:26:06,204 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 17:26:06,205 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 17:26:06,206 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 17:26:06,220 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 17:26:06,220 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 17:26:06,221 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 17:26:06,221 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 17:26:06,222 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 17:26:06,222 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 17:26:06,222 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 17:26:06,222 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 17:26:06,223 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 17:26:06,223 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 17:26:06,223 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 17:26:06,223 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 17:26:06,223 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 17:26:06,224 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 17:26:06,224 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 17:26:06,224 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 17:26:06,224 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 17:26:06,224 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 17:26:06,225 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 17:26:06,225 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 17:26:06,225 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 17:26:06,225 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 17:26:06,225 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 17:26:06,226 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 17:26:06,226 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 17:26:06,226 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 17:26:06,226 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 17:26:06,227 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 17:26:06,227 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: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-20 17:26:06,277 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 17:26:06,294 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 17:26:06,298 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 17:26:06,299 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 17:26:06,300 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 17:26:06,300 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/test19.c [2019-09-20 17:26:06,372 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b152d2b4/be9b240ce578486db638147a4c957992/FLAG9db42f164 [2019-09-20 17:26:06,765 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 17:26:06,766 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/test19.c [2019-09-20 17:26:06,772 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b152d2b4/be9b240ce578486db638147a4c957992/FLAG9db42f164 [2019-09-20 17:26:07,136 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b152d2b4/be9b240ce578486db638147a4c957992 [2019-09-20 17:26:07,149 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 17:26:07,150 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 17:26:07,152 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 17:26:07,152 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 17:26:07,155 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 17:26:07,156 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 05:26:07" (1/1) ... [2019-09-20 17:26:07,159 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68db1ef2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:26:07, skipping insertion in model container [2019-09-20 17:26:07,159 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 05:26:07" (1/1) ... [2019-09-20 17:26:07,167 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 17:26:07,179 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 17:26:07,342 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 17:26:07,354 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 17:26:07,369 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 17:26:07,387 INFO L192 MainTranslator]: Completed translation [2019-09-20 17:26:07,388 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:26:07 WrapperNode [2019-09-20 17:26:07,388 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 17:26:07,388 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 17:26:07,389 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 17:26:07,389 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 17:26:07,484 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:26:07" (1/1) ... [2019-09-20 17:26:07,484 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:26:07" (1/1) ... [2019-09-20 17:26:07,492 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:26:07" (1/1) ... [2019-09-20 17:26:07,492 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:26:07" (1/1) ... [2019-09-20 17:26:07,502 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:26:07" (1/1) ... [2019-09-20 17:26:07,504 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:26:07" (1/1) ... [2019-09-20 17:26:07,505 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:26:07" (1/1) ... [2019-09-20 17:26:07,510 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 17:26:07,511 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 17:26:07,514 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 17:26:07,514 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 17:26:07,516 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:26:07" (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 17:26:07,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 17:26:07,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 17:26:07,566 INFO L138 BoogieDeclarations]: Found implementation of procedure assign [2019-09-20 17:26:07,566 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 17:26:07,567 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 17:26:07,567 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 17:26:07,567 INFO L130 BoogieDeclarations]: Found specification of procedure assign [2019-09-20 17:26:07,567 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 17:26:07,567 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 17:26:07,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 17:26:07,568 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 17:26:07,568 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 17:26:07,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 17:26:07,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-20 17:26:07,568 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 17:26:07,568 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 17:26:07,569 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 17:26:07,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 17:26:07,860 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 17:26:07,861 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-20 17:26:07,862 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 05:26:07 BoogieIcfgContainer [2019-09-20 17:26:07,862 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 17:26:07,863 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 17:26:07,863 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 17:26:07,863 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 17:26:07,864 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 05:26:07" (1/1) ... [2019-09-20 17:26:07,865 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=CompoundDomain ♦ 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=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-20 17:26:07,902 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 17:26:07,902 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 17:26:07,910 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 17:26:07,918 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 17:26:07,920 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 17:26:08,159 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 25 for LOIs [2019-09-20 17:26:08,461 WARN L191 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-20 17:26:08,669 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 46 [2019-09-20 17:26:09,010 WARN L191 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 82 [2019-09-20 17:26:09,545 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 17:26:09,818 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 17:26:09,818 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 17:26:09,821 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 28#(not (= (select (select |#memory_int| |main_~#b~0.base|) |main_~#b~0.offset|) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))) [2019-09-20 17:26:09,838 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 17:26:09,839 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 17:26:09,841 INFO L168 Benchmark]: Toolchain (without parser) took 2690.18 ms. Allocated memory was 132.6 MB in the beginning and 223.3 MB in the end (delta: 90.7 MB). Free memory was 88.6 MB in the beginning and 84.7 MB in the end (delta: 3.9 MB). Peak memory consumption was 94.6 MB. Max. memory is 7.1 GB. [2019-09-20 17:26:09,843 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 132.6 MB. Free memory was 106.9 MB in the beginning and 106.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 17:26:09,847 INFO L168 Benchmark]: CACSL2BoogieTranslator took 236.43 ms. Allocated memory is still 132.6 MB. Free memory was 88.4 MB in the beginning and 78.6 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. [2019-09-20 17:26:09,853 INFO L168 Benchmark]: Boogie Preprocessor took 122.11 ms. Allocated memory was 132.6 MB in the beginning and 199.8 MB in the end (delta: 67.1 MB). Free memory was 78.6 MB in the beginning and 175.5 MB in the end (delta: -96.9 MB). Peak memory consumption was 16.1 MB. Max. memory is 7.1 GB. [2019-09-20 17:26:09,854 INFO L168 Benchmark]: RCFGBuilder took 351.48 ms. Allocated memory is still 199.8 MB. Free memory was 175.5 MB in the beginning and 158.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 7.1 GB. [2019-09-20 17:26:09,856 INFO L168 Benchmark]: Sifa took 1976.04 ms. Allocated memory was 199.8 MB in the beginning and 223.3 MB in the end (delta: 23.6 MB). Free memory was 158.3 MB in the beginning and 84.7 MB in the end (delta: 73.6 MB). Peak memory consumption was 97.2 MB. Max. memory is 7.1 GB. [2019-09-20 17:26:09,863 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 132.6 MB. Free memory was 106.9 MB in the beginning and 106.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 236.43 ms. Allocated memory is still 132.6 MB. Free memory was 88.4 MB in the beginning and 78.6 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 122.11 ms. Allocated memory was 132.6 MB in the beginning and 199.8 MB in the end (delta: 67.1 MB). Free memory was 78.6 MB in the beginning and 175.5 MB in the end (delta: -96.9 MB). Peak memory consumption was 16.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 351.48 ms. Allocated memory is still 199.8 MB. Free memory was 175.5 MB in the beginning and 158.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 7.1 GB. * Sifa took 1976.04 ms. Allocated memory was 199.8 MB in the beginning and 223.3 MB in the end (delta: 23.6 MB). Free memory was 158.3 MB in the beginning and 84.7 MB in the end (delta: 73.6 MB). Peak memory consumption was 97.2 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]: 1920, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 9, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 6, TOOLS_POST_TIME[ms]: 489, TOOLS_POST_CALL_APPLICATIONS: 3, TOOLS_POST_CALL_TIME[ms]: 860, TOOLS_POST_RETURN_APPLICATIONS: 2, TOOLS_POST_RETURN_TIME[ms]: 161, TOOLS_QUANTIFIERELIM_APPLICATIONS: 11, TOOLS_QUANTIFIERELIM_TIME[ms]: 1483, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 833, FLUID_QUERY_TIME[ms]: 4, FLUID_QUERIES: 9, FLUID_YES_ANSWERS: 1, DOMAIN_JOIN_APPLICATIONS: 3, DOMAIN_JOIN_TIME[ms]: 337, DOMAIN_ALPHA_APPLICATIONS: 1, DOMAIN_ALPHA_TIME[ms]: 5, 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: 2, CALL_SUMMARIZER_CACHE_MISSES: 2, CALL_SUMMARIZER_OVERALL_TIME[ms]: 810, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 809, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 4, PATH_EXPR_TIME[ms]: 3, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 12, DAG_COMPRESSION_PROCESSED_NODES: 34, DAG_COMPRESSION_RETAINED_NODES: 22 - UnprovableResult [Line: 22]: 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 28#(not (= (select (select |#memory_int| |main_~#b~0.base|) |main_~#b~0.offset|) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...