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.logsizewrapperfluid.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/loops/sum01-1.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-ba7495b [2019-09-25 16:17:57,090 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-25 16:17:57,093 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-25 16:17:57,105 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-25 16:17:57,105 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-25 16:17:57,106 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-25 16:17:57,108 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-25 16:17:57,110 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-25 16:17:57,112 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-25 16:17:57,113 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-25 16:17:57,114 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-25 16:17:57,116 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-25 16:17:57,116 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-25 16:17:57,117 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-25 16:17:57,118 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-25 16:17:57,120 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-25 16:17:57,121 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-25 16:17:57,122 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-25 16:17:57,124 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-25 16:17:57,127 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-25 16:17:57,129 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-25 16:17:57,130 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-25 16:17:57,132 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-25 16:17:57,133 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-25 16:17:57,137 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-25 16:17:57,137 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-25 16:17:57,137 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-25 16:17:57,139 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-25 16:17:57,139 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-25 16:17:57,141 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-25 16:17:57,141 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-25 16:17:57,142 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-25 16:17:57,143 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-25 16:17:57,144 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-25 16:17:57,146 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-25 16:17:57,146 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-25 16:17:57,147 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-25 16:17:57,147 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-25 16:17:57,148 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-25 16:17:57,149 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-25 16:17:57,150 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-25 16:17:57,151 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 [2019-09-25 16:17:57,182 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-25 16:17:57,182 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-25 16:17:57,184 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-25 16:17:57,187 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-25 16:17:57,187 INFO L138 SettingsManager]: * Use SBE=true [2019-09-25 16:17:57,188 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-25 16:17:57,188 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-25 16:17:57,188 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-25 16:17:57,188 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-25 16:17:57,189 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-25 16:17:57,189 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-25 16:17:57,189 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-25 16:17:57,190 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-25 16:17:57,190 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-25 16:17:57,190 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-25 16:17:57,190 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-25 16:17:57,191 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-25 16:17:57,191 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-25 16:17:57,192 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-25 16:17:57,192 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-25 16:17:57,193 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-25 16:17:57,193 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-25 16:17:57,193 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-25 16:17:57,193 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-25 16:17:57,194 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-25 16:17:57,194 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-25 16:17:57,195 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-25 16:17:57,195 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-25 16:17:57,195 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: LogSizeWrapperFluid Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-09-25 16:17:57,263 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-25 16:17:57,279 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-25 16:17:57,283 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-25 16:17:57,284 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-25 16:17:57,285 INFO L275 PluginConnector]: CDTParser initialized [2019-09-25 16:17:57,285 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/sum01-1.i [2019-09-25 16:17:57,373 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9d327a2fb/6e1a675a0ded4aba9b339364e1fd04c5/FLAG59ada07bd [2019-09-25 16:17:57,797 INFO L306 CDTParser]: Found 1 translation units. [2019-09-25 16:17:57,797 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/sum01-1.i [2019-09-25 16:17:57,803 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9d327a2fb/6e1a675a0ded4aba9b339364e1fd04c5/FLAG59ada07bd [2019-09-25 16:17:58,164 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9d327a2fb/6e1a675a0ded4aba9b339364e1fd04c5 [2019-09-25 16:17:58,174 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-25 16:17:58,176 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-25 16:17:58,177 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-25 16:17:58,177 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-25 16:17:58,183 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-25 16:17:58,184 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 04:17:58" (1/1) ... [2019-09-25 16:17:58,187 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74c645f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:17:58, skipping insertion in model container [2019-09-25 16:17:58,187 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 04:17:58" (1/1) ... [2019-09-25 16:17:58,195 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-25 16:17:58,209 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-25 16:17:58,372 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 16:17:58,377 INFO L188 MainTranslator]: Completed pre-run [2019-09-25 16:17:58,390 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 16:17:58,401 INFO L192 MainTranslator]: Completed translation [2019-09-25 16:17:58,401 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:17:58 WrapperNode [2019-09-25 16:17:58,401 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-25 16:17:58,402 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-25 16:17:58,402 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-25 16:17:58,403 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-25 16:17:58,498 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:17:58" (1/1) ... [2019-09-25 16:17:58,499 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:17:58" (1/1) ... [2019-09-25 16:17:58,506 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:17:58" (1/1) ... [2019-09-25 16:17:58,507 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:17:58" (1/1) ... [2019-09-25 16:17:58,512 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:17:58" (1/1) ... [2019-09-25 16:17:58,518 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:17:58" (1/1) ... [2019-09-25 16:17:58,519 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:17:58" (1/1) ... [2019-09-25 16:17:58,520 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-25 16:17:58,527 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-25 16:17:58,527 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-25 16:17:58,527 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-25 16:17:58,528 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:17:58" (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 [2019-09-25 16:17:58,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-25 16:17:58,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-25 16:17:58,590 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-25 16:17:58,590 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-25 16:17:58,590 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-25 16:17:58,591 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-25 16:17:58,592 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-09-25 16:17:58,592 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-25 16:17:58,592 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-25 16:17:58,592 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-25 16:17:58,795 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-25 16:17:58,795 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-25 16:17:58,797 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 04:17:58 BoogieIcfgContainer [2019-09-25 16:17:58,797 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-25 16:17:58,798 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-25 16:17:58,798 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-25 16:17:58,798 INFO L275 PluginConnector]: Sifa initialized [2019-09-25 16:17:58,799 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 04:17:58" (1/1) ... [2019-09-25 16:17:58,800 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=CompoundDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-09-25 16:17:58,835 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-25 16:17:58,836 INFO L169 IcfgInterpreter]: Building call graph [2019-09-25 16:17:58,843 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-25 16:17:58,870 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-25 16:17:58,872 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-25 16:17:58,989 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 1 for LOIs [2019-09-25 16:17:59,142 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 6 for LOIs [2019-09-25 16:17:59,179 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-25 16:17:59,179 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-25 16:17:59,181 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 46#(and (or (and (= |__VERIFIER_assert_#in~cond| 0) (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) (and (= |__VERIFIER_assert_#in~cond| 1) (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond))) (<= __VERIFIER_assert_~cond 0) (<= 0 |__VERIFIER_assert_#in~cond|) (<= |__VERIFIER_assert_#in~cond| 0) (<= 0 __VERIFIER_assert_~cond)) [2019-09-25 16:17:59,194 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-25 16:17:59,194 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-25 16:17:59,197 INFO L168 Benchmark]: Toolchain (without parser) took 1020.17 ms. Allocated memory was 133.2 MB in the beginning and 198.7 MB in the end (delta: 65.5 MB). Free memory was 89.7 MB in the beginning and 146.9 MB in the end (delta: -57.3 MB). Peak memory consumption was 8.3 MB. Max. memory is 7.1 GB. [2019-09-25 16:17:59,198 INFO L168 Benchmark]: CDTParser took 1.23 ms. Allocated memory is still 133.2 MB. Free memory was 107.4 MB in the beginning and 107.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-25 16:17:59,199 INFO L168 Benchmark]: CACSL2BoogieTranslator took 224.50 ms. Allocated memory is still 133.2 MB. Free memory was 89.5 MB in the beginning and 80.2 MB in the end (delta: 9.3 MB). Peak memory consumption was 9.3 MB. Max. memory is 7.1 GB. [2019-09-25 16:17:59,200 INFO L168 Benchmark]: Boogie Preprocessor took 124.36 ms. Allocated memory was 133.2 MB in the beginning and 198.7 MB in the end (delta: 65.5 MB). Free memory was 80.2 MB in the beginning and 175.7 MB in the end (delta: -95.6 MB). Peak memory consumption was 16.1 MB. Max. memory is 7.1 GB. [2019-09-25 16:17:59,201 INFO L168 Benchmark]: RCFGBuilder took 270.21 ms. Allocated memory is still 198.7 MB. Free memory was 175.7 MB in the beginning and 162.5 MB in the end (delta: 13.2 MB). Peak memory consumption was 13.2 MB. Max. memory is 7.1 GB. [2019-09-25 16:17:59,202 INFO L168 Benchmark]: Sifa took 396.94 ms. Allocated memory is still 198.7 MB. Free memory was 162.5 MB in the beginning and 146.9 MB in the end (delta: 15.6 MB). Peak memory consumption was 15.6 MB. Max. memory is 7.1 GB. [2019-09-25 16:17:59,206 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.23 ms. Allocated memory is still 133.2 MB. Free memory was 107.4 MB in the beginning and 107.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 224.50 ms. Allocated memory is still 133.2 MB. Free memory was 89.5 MB in the beginning and 80.2 MB in the end (delta: 9.3 MB). Peak memory consumption was 9.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 124.36 ms. Allocated memory was 133.2 MB in the beginning and 198.7 MB in the end (delta: 65.5 MB). Free memory was 80.2 MB in the beginning and 175.7 MB in the end (delta: -95.6 MB). Peak memory consumption was 16.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 270.21 ms. Allocated memory is still 198.7 MB. Free memory was 175.7 MB in the beginning and 162.5 MB in the end (delta: 13.2 MB). Peak memory consumption was 13.2 MB. Max. memory is 7.1 GB. * Sifa took 396.94 ms. Allocated memory is still 198.7 MB. Free memory was 162.5 MB in the beginning and 146.9 MB in the end (delta: 15.6 MB). Peak memory consumption was 15.6 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]: 343, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 13, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 9, TOOLS_POST_TIME[ms]: 96, TOOLS_POST_CALL_APPLICATIONS: 3, TOOLS_POST_CALL_TIME[ms]: 13, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 0, TOOLS_QUANTIFIERELIM_APPLICATIONS: 13, TOOLS_QUANTIFIERELIM_TIME[ms]: 95, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 48, FLUID_QUERY_TIME[ms]: 4, FLUID_QUERIES: 16, FLUID_YES_ANSWERS: 1, DOMAIN_JOIN_APPLICATIONS: 5, DOMAIN_JOIN_TIME[ms]: 101, DOMAIN_ALPHA_APPLICATIONS: 1, DOMAIN_ALPHA_TIME[ms]: 4, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 13, DOMAIN_ISSUBSETEQ_APPLICATIONS: 3, DOMAIN_ISSUBSETEQ_TIME[ms]: 13, DOMAIN_ISBOTTOM_APPLICATIONS: 0, DOMAIN_ISBOTTOM_TIME[ms]: 0, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 120, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 119, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 3, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 1, CALL_SUMMARIZER_OVERALL_TIME[ms]: 57, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 56, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 8, PATH_EXPR_TIME[ms]: 9, REGEX_TO_DAG_TIME[ms]: 6, DAG_COMPRESSION_TIME[ms]: 14, DAG_COMPRESSION_PROCESSED_NODES: 44, DAG_COMPRESSION_RETAINED_NODES: 28 - 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 46#(and (or (and (= |__VERIFIER_assert_#in~cond| 0) (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) (and (= |__VERIFIER_assert_#in~cond| 1) (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond))) (<= __VERIFIER_assert_~cond 0) (<= 0 |__VERIFIER_assert_#in~cond|) (<= |__VERIFIER_assert_#in~cond| 0) (<= 0 __VERIFIER_assert_~cond)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...