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/loop-lit/gcnr2008.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-19 21:42:30,162 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 21:42:30,164 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 21:42:30,176 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 21:42:30,177 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 21:42:30,178 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 21:42:30,179 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 21:42:30,181 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 21:42:30,183 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 21:42:30,183 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 21:42:30,184 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 21:42:30,186 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 21:42:30,186 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 21:42:30,187 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 21:42:30,188 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 21:42:30,189 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 21:42:30,190 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 21:42:30,191 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 21:42:30,192 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 21:42:30,194 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 21:42:30,196 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 21:42:30,197 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 21:42:30,198 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 21:42:30,199 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 21:42:30,201 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-19 21:42:30,202 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-19 21:42:30,202 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-19 21:42:30,203 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-19 21:42:30,203 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-19 21:42:30,204 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-19 21:42:30,205 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 21:42:30,205 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 21:42:30,206 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 21:42:30,207 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 21:42:30,208 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 21:42:30,208 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 21:42:30,209 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 21:42:30,209 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 21:42:30,209 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 21:42:30,210 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 21:42:30,211 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 21:42:30,211 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 21:42:30,226 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 21:42:30,226 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 21:42:30,227 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 21:42:30,228 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 21:42:30,228 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 21:42:30,228 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 21:42:30,228 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 21:42:30,229 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 21:42:30,229 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 21:42:30,229 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 21:42:30,229 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 21:42:30,229 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 21:42:30,230 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 21:42:30,230 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 21:42:30,230 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 21:42:30,230 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 21:42:30,230 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 21:42:30,231 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 21:42:30,231 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 21:42:30,231 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 21:42:30,231 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 21:42:30,231 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 21:42:30,232 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 21:42:30,232 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 21:42:30,232 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 21:42:30,232 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 21:42:30,232 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 21:42:30,233 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 21:42:30,233 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 21:42:30,266 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 21:42:30,280 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 21:42:30,283 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 21:42:30,285 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 21:42:30,286 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 21:42:30,286 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-lit/gcnr2008.i [2019-09-19 21:42:30,354 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d1213494f/01634d72ca054a1490301829b5e21586/FLAGad4d59dec [2019-09-19 21:42:30,748 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 21:42:30,749 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-lit/gcnr2008.i [2019-09-19 21:42:30,756 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d1213494f/01634d72ca054a1490301829b5e21586/FLAGad4d59dec [2019-09-19 21:42:31,175 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d1213494f/01634d72ca054a1490301829b5e21586 [2019-09-19 21:42:31,188 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 21:42:31,189 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 21:42:31,190 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 21:42:31,191 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 21:42:31,194 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 21:42:31,195 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 09:42:31" (1/1) ... [2019-09-19 21:42:31,198 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48baeef4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:42:31, skipping insertion in model container [2019-09-19 21:42:31,199 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 09:42:31" (1/1) ... [2019-09-19 21:42:31,206 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 21:42:31,225 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 21:42:31,440 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 21:42:31,446 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 21:42:31,471 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 21:42:31,489 INFO L192 MainTranslator]: Completed translation [2019-09-19 21:42:31,489 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:42:31 WrapperNode [2019-09-19 21:42:31,489 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 21:42:31,491 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 21:42:31,492 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 21:42:31,492 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 21:42:31,598 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:42:31" (1/1) ... [2019-09-19 21:42:31,599 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:42:31" (1/1) ... [2019-09-19 21:42:31,605 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:42:31" (1/1) ... [2019-09-19 21:42:31,607 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:42:31" (1/1) ... [2019-09-19 21:42:31,616 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:42:31" (1/1) ... [2019-09-19 21:42:31,622 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:42:31" (1/1) ... [2019-09-19 21:42:31,623 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:42:31" (1/1) ... [2019-09-19 21:42:31,630 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 21:42:31,631 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 21:42:31,631 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 21:42:31,631 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 21:42:31,632 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:42:31" (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 21:42:31,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 21:42:31,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 21:42:31,690 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-19 21:42:31,690 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 21:42:31,691 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 21:42:31,691 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-19 21:42:31,691 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-19 21:42:31,691 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-19 21:42:31,691 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 21:42:31,691 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 21:42:31,692 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 21:42:32,081 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 21:42:32,082 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-19 21:42:32,083 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 09:42:32 BoogieIcfgContainer [2019-09-19 21:42:32,083 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 21:42:32,084 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 21:42:32,084 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 21:42:32,084 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 21:42:32,085 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 09:42:32" (1/1) ... [2019-09-19 21:42:32,086 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 21:42:32,107 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-19 21:42:32,107 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 21:42:32,115 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 21:42:32,122 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 21:42:32,123 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 21:42:32,171 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 1 for LOIs [2019-09-19 21:42:32,690 WARN L191 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 50 [2019-09-19 21:42:32,887 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 55 [2019-09-19 21:42:32,976 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 6 for LOIs [2019-09-19 21:42:32,993 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-19 21:42:32,994 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-19 21:42:32,996 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 39#(and (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) [2019-09-19 21:42:33,012 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-19 21:42:33,012 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-19 21:42:33,014 INFO L168 Benchmark]: Toolchain (without parser) took 1824.39 ms. Allocated memory was 139.5 MB in the beginning and 196.6 MB in the end (delta: 57.1 MB). Free memory was 87.3 MB in the beginning and 77.7 MB in the end (delta: 9.6 MB). Peak memory consumption was 66.7 MB. Max. memory is 7.1 GB. [2019-09-19 21:42:33,015 INFO L168 Benchmark]: CDTParser took 1.08 ms. Allocated memory is still 139.5 MB. Free memory was 105.4 MB in the beginning and 105.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-19 21:42:33,016 INFO L168 Benchmark]: CACSL2BoogieTranslator took 299.41 ms. Allocated memory is still 139.5 MB. Free memory was 87.1 MB in the beginning and 77.5 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 7.1 GB. [2019-09-19 21:42:33,018 INFO L168 Benchmark]: Boogie Preprocessor took 139.17 ms. Allocated memory was 139.5 MB in the beginning and 196.6 MB in the end (delta: 57.1 MB). Free memory was 77.5 MB in the beginning and 174.1 MB in the end (delta: -96.5 MB). Peak memory consumption was 11.6 MB. Max. memory is 7.1 GB. [2019-09-19 21:42:33,018 INFO L168 Benchmark]: RCFGBuilder took 452.53 ms. Allocated memory is still 196.6 MB. Free memory was 174.1 MB in the beginning and 154.0 MB in the end (delta: 20.1 MB). Peak memory consumption was 20.1 MB. Max. memory is 7.1 GB. [2019-09-19 21:42:33,019 INFO L168 Benchmark]: Sifa took 928.75 ms. Allocated memory is still 196.6 MB. Free memory was 154.0 MB in the beginning and 77.7 MB in the end (delta: 76.3 MB). Peak memory consumption was 76.3 MB. Max. memory is 7.1 GB. [2019-09-19 21:42:33,023 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.08 ms. Allocated memory is still 139.5 MB. Free memory was 105.4 MB in the beginning and 105.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 299.41 ms. Allocated memory is still 139.5 MB. Free memory was 87.1 MB in the beginning and 77.5 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 139.17 ms. Allocated memory was 139.5 MB in the beginning and 196.6 MB in the end (delta: 57.1 MB). Free memory was 77.5 MB in the beginning and 174.1 MB in the end (delta: -96.5 MB). Peak memory consumption was 11.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 452.53 ms. Allocated memory is still 196.6 MB. Free memory was 174.1 MB in the beginning and 154.0 MB in the end (delta: 20.1 MB). Peak memory consumption was 20.1 MB. Max. memory is 7.1 GB. * Sifa took 928.75 ms. Allocated memory is still 196.6 MB. Free memory was 154.0 MB in the beginning and 77.7 MB in the end (delta: 76.3 MB). Peak memory consumption was 76.3 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]: 889, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 18, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 14, TOOLS_POST_TIME[ms]: 123, TOOLS_POST_CALL_APPLICATIONS: 3, TOOLS_POST_CALL_TIME[ms]: 8, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 0, TOOLS_QUANTIFIERELIM_APPLICATIONS: 18, TOOLS_QUANTIFIERELIM_TIME[ms]: 117, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 48, FLUID_QUERY_TIME[ms]: 0, FLUID_QUERIES: 21, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 6, DOMAIN_JOIN_TIME[ms]: 466, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 218, DOMAIN_ISSUBSETEQ_APPLICATIONS: 3, DOMAIN_ISSUBSETEQ_TIME[ms]: 5, DOMAIN_ISBOTTOM_APPLICATIONS: 1, DOMAIN_ISBOTTOM_TIME[ms]: 1, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 790, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 787, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 3, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 1, CALL_SUMMARIZER_OVERALL_TIME[ms]: 17, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 16, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 4, PATH_EXPR_TIME[ms]: 3, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 14, DAG_COMPRESSION_PROCESSED_NODES: 51, DAG_COMPRESSION_RETAINED_NODES: 31 - UnprovableResult [Line: 5]: 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 39#(and (= 0 __VERIFIER_assert_~cond) (= |__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...