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 TopInputCallSummarizer --sifa.fluid NeverFluid --sifa.intern.fluid NeverFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/ldv-regression/test_while_int.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-19 22:06:21,162 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 22:06:21,164 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 22:06:21,179 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 22:06:21,180 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 22:06:21,181 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 22:06:21,182 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 22:06:21,185 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 22:06:21,187 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 22:06:21,187 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 22:06:21,192 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 22:06:21,193 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 22:06:21,193 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 22:06:21,196 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 22:06:21,197 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 22:06:21,199 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 22:06:21,201 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 22:06:21,202 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 22:06:21,206 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 22:06:21,209 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 22:06:21,210 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 22:06:21,211 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 22:06:21,212 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 22:06:21,213 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 22:06:21,215 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-19 22:06:21,215 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-19 22:06:21,216 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-19 22:06:21,216 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-19 22:06:21,217 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-19 22:06:21,218 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-19 22:06:21,218 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 22:06:21,219 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 22:06:21,219 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 22:06:21,220 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 22:06:21,221 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 22:06:21,221 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 22:06:21,222 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 22:06:21,222 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 22:06:21,222 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 22:06:21,223 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 22:06:21,224 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 22:06:21,225 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 [2019-09-19 22:06:21,239 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 22:06:21,239 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 22:06:21,240 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 22:06:21,240 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 22:06:21,241 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 22:06:21,241 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 22:06:21,241 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 22:06:21,241 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 22:06:21,241 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 22:06:21,242 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 22:06:21,242 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 22:06:21,242 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 22:06:21,242 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 22:06:21,242 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 22:06:21,243 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 22:06:21,243 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 22:06:21,243 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 22:06:21,243 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 22:06:21,243 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 22:06:21,243 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 22:06:21,244 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 22:06:21,244 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 22:06:21,244 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 22:06:21,244 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 22:06:21,244 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 22:06:21,245 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 22:06:21,245 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 22:06:21,245 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 22:06:21,245 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 -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-19 22:06:21,280 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 22:06:21,292 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 22:06:21,295 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 22:06:21,297 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 22:06:21,297 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 22:06:21,298 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/test_while_int.i [2019-09-19 22:06:21,355 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/69a4630d7/2e114630414344868cf209401a980e0b/FLAG9310ff112 [2019-09-19 22:06:21,777 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 22:06:21,780 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/test_while_int.i [2019-09-19 22:06:21,786 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/69a4630d7/2e114630414344868cf209401a980e0b/FLAG9310ff112 [2019-09-19 22:06:22,173 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/69a4630d7/2e114630414344868cf209401a980e0b [2019-09-19 22:06:22,181 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 22:06:22,182 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 22:06:22,183 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 22:06:22,184 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 22:06:22,187 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 22:06:22,188 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 10:06:22" (1/1) ... [2019-09-19 22:06:22,193 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e744482 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:06:22, skipping insertion in model container [2019-09-19 22:06:22,193 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 10:06:22" (1/1) ... [2019-09-19 22:06:22,200 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 22:06:22,216 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 22:06:22,427 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 22:06:22,432 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 22:06:22,444 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 22:06:22,458 INFO L192 MainTranslator]: Completed translation [2019-09-19 22:06:22,458 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:06:22 WrapperNode [2019-09-19 22:06:22,458 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 22:06:22,459 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 22:06:22,459 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 22:06:22,459 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 22:06:22,551 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:06:22" (1/1) ... [2019-09-19 22:06:22,552 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:06:22" (1/1) ... [2019-09-19 22:06:22,557 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:06:22" (1/1) ... [2019-09-19 22:06:22,557 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:06:22" (1/1) ... [2019-09-19 22:06:22,560 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:06:22" (1/1) ... [2019-09-19 22:06:22,565 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:06:22" (1/1) ... [2019-09-19 22:06:22,565 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:06:22" (1/1) ... [2019-09-19 22:06:22,566 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 22:06:22,567 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 22:06:22,567 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 22:06:22,567 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 22:06:22,568 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:06:22" (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 [2019-09-19 22:06:22,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 22:06:22,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 22:06:22,616 INFO L138 BoogieDeclarations]: Found implementation of procedure __blast_assert [2019-09-19 22:06:22,616 INFO L138 BoogieDeclarations]: Found implementation of procedure check_error [2019-09-19 22:06:22,616 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 22:06:22,617 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 22:06:22,617 INFO L130 BoogieDeclarations]: Found specification of procedure __blast_assert [2019-09-19 22:06:22,617 INFO L130 BoogieDeclarations]: Found specification of procedure check_error [2019-09-19 22:06:22,617 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 22:06:22,617 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 22:06:22,617 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 22:06:22,798 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 22:06:22,798 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-19 22:06:22,800 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 10:06:22 BoogieIcfgContainer [2019-09-19 22:06:22,800 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 22:06:22,800 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 22:06:22,800 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 22:06:22,801 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 22:06:22,802 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 10:06:22" (1/1) ... [2019-09-19 22:06:22,802 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=NeverFluid ♦ 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=NeverFluid [2019-09-19 22:06:22,822 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-19 22:06:22,823 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 22:06:22,830 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 22:06:22,838 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 22:06:22,840 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 22:06:22,888 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 1 for LOIs [2019-09-19 22:06:23,169 INFO L199 IcfgInterpreter]: Interpreting procedure check_error with input of size 6 for LOIs [2019-09-19 22:06:23,171 INFO L199 IcfgInterpreter]: Interpreting procedure __blast_assert with input of size 1 for LOIs [2019-09-19 22:06:23,173 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-19 22:06:23,173 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-19 22:06:23,176 INFO L193 IcfgInterpreter]: Reachable states at location __blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 52#true [2019-09-19 22:06:23,188 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-19 22:06:23,188 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-19 22:06:23,191 INFO L168 Benchmark]: Toolchain (without parser) took 1007.81 ms. Allocated memory was 133.7 MB in the beginning and 200.8 MB in the end (delta: 67.1 MB). Free memory was 89.8 MB in the beginning and 145.5 MB in the end (delta: -55.8 MB). Peak memory consumption was 11.3 MB. Max. memory is 7.1 GB. [2019-09-19 22:06:23,192 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 133.7 MB. Free memory was 108.1 MB in the beginning and 107.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-19 22:06:23,193 INFO L168 Benchmark]: CACSL2BoogieTranslator took 275.18 ms. Allocated memory is still 133.7 MB. Free memory was 89.5 MB in the beginning and 80.4 MB in the end (delta: 9.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 7.1 GB. [2019-09-19 22:06:23,194 INFO L168 Benchmark]: Boogie Preprocessor took 107.32 ms. Allocated memory was 133.7 MB in the beginning and 200.8 MB in the end (delta: 67.1 MB). Free memory was 80.4 MB in the beginning and 177.7 MB in the end (delta: -97.3 MB). Peak memory consumption was 16.3 MB. Max. memory is 7.1 GB. [2019-09-19 22:06:23,195 INFO L168 Benchmark]: RCFGBuilder took 233.26 ms. Allocated memory is still 200.8 MB. Free memory was 177.7 MB in the beginning and 165.9 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 7.1 GB. [2019-09-19 22:06:23,196 INFO L168 Benchmark]: Sifa took 388.14 ms. Allocated memory is still 200.8 MB. Free memory was 165.9 MB in the beginning and 145.5 MB in the end (delta: 20.3 MB). Peak memory consumption was 20.3 MB. Max. memory is 7.1 GB. [2019-09-19 22:06:23,200 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 133.7 MB. Free memory was 108.1 MB in the beginning and 107.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 275.18 ms. Allocated memory is still 133.7 MB. Free memory was 89.5 MB in the beginning and 80.4 MB in the end (delta: 9.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 107.32 ms. Allocated memory was 133.7 MB in the beginning and 200.8 MB in the end (delta: 67.1 MB). Free memory was 80.4 MB in the beginning and 177.7 MB in the end (delta: -97.3 MB). Peak memory consumption was 16.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 233.26 ms. Allocated memory is still 200.8 MB. Free memory was 177.7 MB in the beginning and 165.9 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 7.1 GB. * Sifa took 388.14 ms. Allocated memory is still 200.8 MB. Free memory was 165.9 MB in the beginning and 145.5 MB in the end (delta: 20.3 MB). Peak memory consumption was 20.3 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]: 353, ICFG_INTERPRETER_ENTERED_PROCEDURES: 4, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 25, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 14, TOOLS_POST_TIME[ms]: 22, TOOLS_POST_CALL_APPLICATIONS: 8, TOOLS_POST_CALL_TIME[ms]: 16, TOOLS_POST_RETURN_APPLICATIONS: 5, TOOLS_POST_RETURN_TIME[ms]: 20, TOOLS_QUANTIFIERELIM_APPLICATIONS: 27, TOOLS_QUANTIFIERELIM_TIME[ms]: 40, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 11, FLUID_QUERY_TIME[ms]: 0, FLUID_QUERIES: 28, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 8, DOMAIN_JOIN_TIME[ms]: 171, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 53, DOMAIN_ISSUBSETEQ_APPLICATIONS: 3, DOMAIN_ISSUBSETEQ_TIME[ms]: 3, DOMAIN_ISBOTTOM_APPLICATIONS: 1, DOMAIN_ISBOTTOM_TIME[ms]: 2, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 262, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 262, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 3, CALL_SUMMARIZER_APPLICATIONS: 5, CALL_SUMMARIZER_CACHE_MISSES: 3, CALL_SUMMARIZER_OVERALL_TIME[ms]: 95, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 94, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 4, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 13, DAG_COMPRESSION_PROCESSED_NODES: 53, DAG_COMPRESSION_RETAINED_NODES: 35 - 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 52#true. Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...