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 IntervalDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/array-multidimensional/copy-2-u.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 16:27:34,671 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 16:27:34,674 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 16:27:34,685 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 16:27:34,685 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 16:27:34,687 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 16:27:34,688 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 16:27:34,690 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 16:27:34,692 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 16:27:34,692 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 16:27:34,693 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 16:27:34,695 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 16:27:34,695 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 16:27:34,696 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 16:27:34,697 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 16:27:34,698 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 16:27:34,699 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 16:27:34,700 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 16:27:34,702 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 16:27:34,704 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 16:27:34,706 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 16:27:34,707 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 16:27:34,708 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 16:27:34,709 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 16:27:34,711 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 16:27:34,712 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 16:27:34,712 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 16:27:34,713 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 16:27:34,714 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 16:27:34,715 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 16:27:34,715 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 16:27:34,716 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 16:27:34,716 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 16:27:34,717 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 16:27:34,718 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 16:27:34,719 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 16:27:34,719 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 16:27:34,720 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 16:27:34,720 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 16:27:34,721 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 16:27:34,721 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 16:27:34,722 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-20 16:27:34,737 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 16:27:34,737 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 16:27:34,738 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 16:27:34,739 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 16:27:34,739 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 16:27:34,739 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 16:27:34,739 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 16:27:34,740 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 16:27:34,740 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 16:27:34,740 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 16:27:34,740 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 16:27:34,740 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 16:27:34,740 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 16:27:34,741 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 16:27:34,741 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 16:27:34,741 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 16:27:34,741 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 16:27:34,741 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 16:27:34,742 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 16:27:34,742 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 16:27:34,742 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 16:27:34,742 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 16:27:34,743 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 16:27:34,743 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 16:27:34,743 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 16:27:34,743 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 16:27:34,743 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 16:27:34,743 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 16:27:34,744 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> IntervalDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-20 16:27:34,775 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 16:27:34,788 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 16:27:34,791 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 16:27:34,793 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 16:27:34,793 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 16:27:34,794 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-multidimensional/copy-2-u.c [2019-09-20 16:27:34,873 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/979268e34/3dc237df4daf4cb9b7fea3784b07abec/FLAGad73463a5 [2019-09-20 16:27:35,396 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 16:27:35,398 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-multidimensional/copy-2-u.c [2019-09-20 16:27:35,404 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/979268e34/3dc237df4daf4cb9b7fea3784b07abec/FLAGad73463a5 [2019-09-20 16:27:35,816 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/979268e34/3dc237df4daf4cb9b7fea3784b07abec [2019-09-20 16:27:35,827 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 16:27:35,830 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 16:27:35,831 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 16:27:35,832 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 16:27:35,835 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 16:27:35,836 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 04:27:35" (1/1) ... [2019-09-20 16:27:35,840 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20bac5be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:27:35, skipping insertion in model container [2019-09-20 16:27:35,840 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 04:27:35" (1/1) ... [2019-09-20 16:27:35,847 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 16:27:35,868 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 16:27:36,053 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 16:27:36,057 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 16:27:36,079 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 16:27:36,195 INFO L192 MainTranslator]: Completed translation [2019-09-20 16:27:36,196 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:27:36 WrapperNode [2019-09-20 16:27:36,196 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 16:27:36,197 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 16:27:36,197 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 16:27:36,199 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 16:27:36,212 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:27:36" (1/1) ... [2019-09-20 16:27:36,213 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:27:36" (1/1) ... [2019-09-20 16:27:36,219 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:27:36" (1/1) ... [2019-09-20 16:27:36,220 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:27:36" (1/1) ... [2019-09-20 16:27:36,237 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:27:36" (1/1) ... [2019-09-20 16:27:36,244 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:27:36" (1/1) ... [2019-09-20 16:27:36,245 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:27:36" (1/1) ... [2019-09-20 16:27:36,247 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 16:27:36,248 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 16:27:36,248 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 16:27:36,248 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 16:27:36,249 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:27:36" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 16:27:36,306 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 16:27:36,306 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 16:27:36,306 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-20 16:27:36,306 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 16:27:36,306 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 16:27:36,307 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-20 16:27:36,307 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 16:27:36,307 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 16:27:36,307 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 16:27:36,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 16:27:36,308 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 16:27:36,308 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 16:27:36,308 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 16:27:36,308 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 16:27:36,663 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 16:27:36,663 INFO L283 CfgBuilder]: Removed 6 assume(true) statements. [2019-09-20 16:27:36,664 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 04:27:36 BoogieIcfgContainer [2019-09-20 16:27:36,665 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 16:27:36,665 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 16:27:36,665 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 16:27:36,665 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 16:27:36,667 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 04:27:36" (1/1) ... [2019-09-20 16:27:36,667 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=IntervalDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-20 16:27:36,691 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 16:27:36,691 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 16:27:36,701 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 16:27:36,722 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 16:27:36,724 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 16:27:36,915 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 17 for LOIs [2019-09-20 16:27:37,806 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 35 for LOIs [2019-09-20 16:27:37,816 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 16:27:37,817 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 16:27:37,819 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 95#(and (<= __VERIFIER_assert_~cond 0) (<= 0 |__VERIFIER_assert_#in~cond|) (<= |__VERIFIER_assert_#in~cond| 0) (<= 0 __VERIFIER_assert_~cond)) [2019-09-20 16:27:37,836 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 16:27:37,836 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 16:27:37,839 INFO L168 Benchmark]: Toolchain (without parser) took 2009.64 ms. Allocated memory was 133.2 MB in the beginning and 224.4 MB in the end (delta: 91.2 MB). Free memory was 87.6 MB in the beginning and 181.6 MB in the end (delta: -94.0 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-20 16:27:37,839 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 133.2 MB. Free memory is still 105.7 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-09-20 16:27:37,846 INFO L168 Benchmark]: CACSL2BoogieTranslator took 364.98 ms. Allocated memory was 133.2 MB in the beginning and 199.8 MB in the end (delta: 66.6 MB). Free memory was 87.6 MB in the beginning and 176.8 MB in the end (delta: -89.2 MB). Peak memory consumption was 26.0 MB. Max. memory is 7.1 GB. [2019-09-20 16:27:37,847 INFO L168 Benchmark]: Boogie Preprocessor took 50.90 ms. Allocated memory is still 199.8 MB. Free memory was 176.8 MB in the beginning and 174.7 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-09-20 16:27:37,850 INFO L168 Benchmark]: RCFGBuilder took 416.70 ms. Allocated memory is still 199.8 MB. Free memory was 174.7 MB in the beginning and 153.8 MB in the end (delta: 20.9 MB). Peak memory consumption was 20.9 MB. Max. memory is 7.1 GB. [2019-09-20 16:27:37,850 INFO L168 Benchmark]: Sifa took 1170.98 ms. Allocated memory was 199.8 MB in the beginning and 224.4 MB in the end (delta: 24.6 MB). Free memory was 153.8 MB in the beginning and 181.6 MB in the end (delta: -27.8 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-20 16:27:37,864 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 133.2 MB. Free memory is still 105.7 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 364.98 ms. Allocated memory was 133.2 MB in the beginning and 199.8 MB in the end (delta: 66.6 MB). Free memory was 87.6 MB in the beginning and 176.8 MB in the end (delta: -89.2 MB). Peak memory consumption was 26.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 50.90 ms. Allocated memory is still 199.8 MB. Free memory was 176.8 MB in the beginning and 174.7 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 416.70 ms. Allocated memory is still 199.8 MB. Free memory was 174.7 MB in the beginning and 153.8 MB in the end (delta: 20.9 MB). Peak memory consumption was 20.9 MB. Max. memory is 7.1 GB. * Sifa took 1170.98 ms. Allocated memory was 199.8 MB in the beginning and 224.4 MB in the end (delta: 24.6 MB). Free memory was 153.8 MB in the beginning and 181.6 MB in the end (delta: -27.8 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 1128, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 72, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 47, TOOLS_POST_TIME[ms]: 479, TOOLS_POST_CALL_APPLICATIONS: 6, TOOLS_POST_CALL_TIME[ms]: 56, TOOLS_POST_RETURN_APPLICATIONS: 4, TOOLS_POST_RETURN_TIME[ms]: 5, TOOLS_QUANTIFIERELIM_APPLICATIONS: 57, TOOLS_QUANTIFIERELIM_TIME[ms]: 507, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 85, FLUID_QUERY_TIME[ms]: 6, FLUID_QUERIES: 85, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 29, DOMAIN_JOIN_TIME[ms]: 427, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 7, DOMAIN_WIDEN_TIME[ms]: 13, DOMAIN_ISSUBSETEQ_APPLICATIONS: 13, DOMAIN_ISSUBSETEQ_TIME[ms]: 22, DOMAIN_ISBOTTOM_APPLICATIONS: 9, DOMAIN_ISBOTTOM_TIME[ms]: 11, LOOP_SUMMARIZER_APPLICATIONS: 6, LOOP_SUMMARIZER_CACHE_MISSES: 6, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 837, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 835, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 13, CALL_SUMMARIZER_APPLICATIONS: 4, CALL_SUMMARIZER_CACHE_MISSES: 2, CALL_SUMMARIZER_OVERALL_TIME[ms]: 138, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 138, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 18, DAG_COMPRESSION_PROCESSED_NODES: 102, DAG_COMPRESSION_RETAINED_NODES: 54 - 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 95#(and (<= __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...