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 SingleStatement --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/loops/for_bounded_loop1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-18 11:18:50,748 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 11:18:50,750 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 11:18:50,762 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 11:18:50,762 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 11:18:50,764 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 11:18:50,765 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 11:18:50,767 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 11:18:50,769 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 11:18:50,770 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 11:18:50,771 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 11:18:50,772 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 11:18:50,772 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 11:18:50,773 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 11:18:50,774 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 11:18:50,776 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 11:18:50,776 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 11:18:50,777 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 11:18:50,779 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 11:18:50,781 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 11:18:50,783 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 11:18:50,784 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 11:18:50,785 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 11:18:50,786 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 11:18:50,788 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-18 11:18:50,789 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-18 11:18:50,789 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-18 11:18:50,790 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-18 11:18:50,790 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-18 11:18:50,792 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-18 11:18:50,792 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-18 11:18:50,793 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-18 11:18:50,793 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-18 11:18:50,794 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-18 11:18:50,795 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-18 11:18:50,795 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-18 11:18:50,796 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-18 11:18:50,796 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-18 11:18:50,797 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 11:18:50,798 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 11:18:50,798 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 11:18:50,799 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 [2019-09-18 11:18:50,814 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 11:18:50,814 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 11:18:50,815 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 11:18:50,816 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 11:18:50,816 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 11:18:50,816 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 11:18:50,816 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 11:18:50,817 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 11:18:50,817 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 11:18:50,817 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 11:18:50,817 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 11:18:50,817 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 11:18:50,818 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 11:18:50,818 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 11:18:50,818 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 11:18:50,818 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 11:18:50,818 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 11:18:50,819 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 11:18:50,819 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 11:18:50,819 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 11:18:50,819 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 11:18:50,819 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 11:18:50,820 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 11:18:50,820 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 11:18:50,820 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 11:18:50,820 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 11:18:50,820 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 11:18:50,821 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 11:18:50,821 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 -> SingleStatement 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 [2019-09-18 11:18:50,866 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 11:18:50,878 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 11:18:50,881 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 11:18:50,883 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 11:18:50,883 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 11:18:50,884 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/for_bounded_loop1.c [2019-09-18 11:18:50,951 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/86a06f598/7d0c814597ea410583c622dc3c67d0d4/FLAGe6d587c8d [2019-09-18 11:18:51,379 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 11:18:51,380 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/for_bounded_loop1.c [2019-09-18 11:18:51,386 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/86a06f598/7d0c814597ea410583c622dc3c67d0d4/FLAGe6d587c8d [2019-09-18 11:18:51,789 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/86a06f598/7d0c814597ea410583c622dc3c67d0d4 [2019-09-18 11:18:51,799 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 11:18:51,801 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 11:18:51,802 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 11:18:51,802 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 11:18:51,806 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 11:18:51,807 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 11:18:51" (1/1) ... [2019-09-18 11:18:51,810 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36a43521 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:18:51, skipping insertion in model container [2019-09-18 11:18:51,811 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 11:18:51" (1/1) ... [2019-09-18 11:18:51,819 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 11:18:51,837 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 11:18:52,048 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 11:18:52,052 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 11:18:52,071 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 11:18:52,087 INFO L192 MainTranslator]: Completed translation [2019-09-18 11:18:52,088 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:18:52 WrapperNode [2019-09-18 11:18:52,088 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 11:18:52,089 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 11:18:52,089 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 11:18:52,089 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 11:18:52,218 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:18:52" (1/1) ... [2019-09-18 11:18:52,218 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:18:52" (1/1) ... [2019-09-18 11:18:52,224 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:18:52" (1/1) ... [2019-09-18 11:18:52,226 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:18:52" (1/1) ... [2019-09-18 11:18:52,230 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:18:52" (1/1) ... [2019-09-18 11:18:52,235 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:18:52" (1/1) ... [2019-09-18 11:18:52,241 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:18:52" (1/1) ... [2019-09-18 11:18:52,242 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 11:18:52,243 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 11:18:52,243 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 11:18:52,243 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 11:18:52,244 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:18:52" (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 [2019-09-18 11:18:52,306 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 11:18:52,306 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 11:18:52,306 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-18 11:18:52,306 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 11:18:52,306 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 11:18:52,306 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-18 11:18:52,307 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-18 11:18:52,307 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-18 11:18:52,307 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 11:18:52,307 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 11:18:52,307 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 11:18:52,522 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 11:18:52,522 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-18 11:18:52,524 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 11:18:52 BoogieIcfgContainer [2019-09-18 11:18:52,525 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 11:18:52,525 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 11:18:52,525 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 11:18:52,526 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 11:18:52,527 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 11:18:52" (1/1) ... [2019-09-18 11:18:52,527 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-18 11:18:52,562 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-18 11:18:52,563 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 11:18:52,578 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 11:18:52,590 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 11:18:52,592 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 11:18:52,661 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 1 for LOIs [2019-09-18 11:18:53,085 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 27 [2019-09-18 11:18:53,317 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 29 [2019-09-18 11:18:53,511 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 33 [2019-09-18 11:18:53,781 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 6 for LOIs [2019-09-18 11:18:53,795 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-18 11:18:53,796 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-18 11:18:53,798 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 120#(and (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) [2019-09-18 11:18:53,819 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-18 11:18:53,820 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-18 11:18:53,822 INFO L168 Benchmark]: Toolchain (without parser) took 2020.94 ms. Allocated memory was 140.5 MB in the beginning and 227.5 MB in the end (delta: 87.0 MB). Free memory was 86.6 MB in the beginning and 180.2 MB in the end (delta: -93.6 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-18 11:18:53,823 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 140.5 MB. Free memory was 105.3 MB in the beginning and 105.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-18 11:18:53,824 INFO L168 Benchmark]: CACSL2BoogieTranslator took 286.72 ms. Allocated memory is still 140.5 MB. Free memory was 86.4 MB in the beginning and 77.0 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. [2019-09-18 11:18:53,825 INFO L168 Benchmark]: Boogie Preprocessor took 153.51 ms. Allocated memory was 140.5 MB in the beginning and 201.9 MB in the end (delta: 61.3 MB). Free memory was 77.0 MB in the beginning and 179.4 MB in the end (delta: -102.4 MB). Peak memory consumption was 11.2 MB. Max. memory is 7.1 GB. [2019-09-18 11:18:53,826 INFO L168 Benchmark]: RCFGBuilder took 281.89 ms. Allocated memory is still 201.9 MB. Free memory was 179.4 MB in the beginning and 166.3 MB in the end (delta: 13.1 MB). Peak memory consumption was 13.1 MB. Max. memory is 7.1 GB. [2019-09-18 11:18:53,827 INFO L168 Benchmark]: Sifa took 1294.75 ms. Allocated memory was 201.9 MB in the beginning and 227.5 MB in the end (delta: 25.7 MB). Free memory was 166.3 MB in the beginning and 180.2 MB in the end (delta: -13.9 MB). Peak memory consumption was 11.8 MB. Max. memory is 7.1 GB. [2019-09-18 11:18:53,831 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 140.5 MB. Free memory was 105.3 MB in the beginning and 105.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 286.72 ms. Allocated memory is still 140.5 MB. Free memory was 86.4 MB in the beginning and 77.0 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 153.51 ms. Allocated memory was 140.5 MB in the beginning and 201.9 MB in the end (delta: 61.3 MB). Free memory was 77.0 MB in the beginning and 179.4 MB in the end (delta: -102.4 MB). Peak memory consumption was 11.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 281.89 ms. Allocated memory is still 201.9 MB. Free memory was 179.4 MB in the beginning and 166.3 MB in the end (delta: 13.1 MB). Peak memory consumption was 13.1 MB. Max. memory is 7.1 GB. * Sifa took 1294.75 ms. Allocated memory was 201.9 MB in the beginning and 227.5 MB in the end (delta: 25.7 MB). Free memory was 166.3 MB in the beginning and 180.2 MB in the end (delta: -13.9 MB). Peak memory consumption was 11.8 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]: 1236, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 77, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 63, TOOLS_POST_TIME[ms]: 83, TOOLS_POST_CALL_APPLICATIONS: 13, TOOLS_POST_CALL_TIME[ms]: 80, TOOLS_POST_RETURN_APPLICATIONS: 9, TOOLS_POST_RETURN_TIME[ms]: 28, TOOLS_QUANTIFIERELIM_APPLICATIONS: 85, TOOLS_QUANTIFIERELIM_TIME[ms]: 139, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 17, FLUID_QUERY_TIME[ms]: 8, FLUID_QUERIES: 80, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 13, DOMAIN_JOIN_TIME[ms]: 513, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 377, DOMAIN_ISSUBSETEQ_APPLICATIONS: 3, DOMAIN_ISSUBSETEQ_TIME[ms]: 5, DOMAIN_ISBOTTOM_APPLICATIONS: 5, DOMAIN_ISBOTTOM_TIME[ms]: 22, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 803, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 803, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 3, CALL_SUMMARIZER_APPLICATIONS: 9, CALL_SUMMARIZER_CACHE_MISSES: 2, CALL_SUMMARIZER_OVERALL_TIME[ms]: 90, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 89, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 43, DAG_COMPRESSION_PROCESSED_NODES: 188, DAG_COMPRESSION_RETAINED_NODES: 69 - 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 120#(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...