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 AlwaysFluid --sifa.intern.fluid AlwaysFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/loop-crafted/simple_array_index_value_4.i.v+lhb-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 22:24:43,697 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 22:24:43,699 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 22:24:43,711 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 22:24:43,711 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 22:24:43,713 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 22:24:43,714 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 22:24:43,716 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 22:24:43,718 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 22:24:43,719 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 22:24:43,720 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 22:24:43,721 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 22:24:43,722 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 22:24:43,723 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 22:24:43,724 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 22:24:43,725 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 22:24:43,726 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 22:24:43,727 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 22:24:43,729 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 22:24:43,731 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 22:24:43,733 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 22:24:43,734 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 22:24:43,736 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 22:24:43,736 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 22:24:43,739 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 22:24:43,739 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 22:24:43,739 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 22:24:43,740 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 22:24:43,741 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 22:24:43,742 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 22:24:43,742 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 22:24:43,743 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 22:24:43,744 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 22:24:43,745 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 22:24:43,746 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 22:24:43,746 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 22:24:43,747 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 22:24:43,747 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 22:24:43,747 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 22:24:43,749 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 22:24:43,749 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 22:24:43,750 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 22:24:43,765 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 22:24:43,766 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 22:24:43,767 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 22:24:43,767 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 22:24:43,767 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 22:24:43,768 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 22:24:43,768 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 22:24:43,768 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 22:24:43,768 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 22:24:43,769 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 22:24:43,769 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 22:24:43,769 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 22:24:43,769 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 22:24:43,769 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 22:24:43,770 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 22:24:43,770 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 22:24:43,770 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 22:24:43,770 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 22:24:43,770 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 22:24:43,771 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 22:24:43,771 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 22:24:43,771 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 22:24:43,771 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 22:24:43,771 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 22:24:43,772 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 22:24:43,772 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 22:24:43,772 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 22:24:43,772 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 22:24:43,772 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 -> AlwaysFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> AlwaysFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-20 22:24:43,807 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 22:24:43,818 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 22:24:43,821 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 22:24:43,823 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 22:24:43,823 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 22:24:43,824 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-crafted/simple_array_index_value_4.i.v+lhb-reducer.c [2019-09-20 22:24:43,895 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3bd51a90c/1a0ac0eea2944c4eb53ef1e9d845d17d/FLAG5c4525606 [2019-09-20 22:24:44,349 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 22:24:44,349 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-crafted/simple_array_index_value_4.i.v+lhb-reducer.c [2019-09-20 22:24:44,363 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3bd51a90c/1a0ac0eea2944c4eb53ef1e9d845d17d/FLAG5c4525606 [2019-09-20 22:24:44,751 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3bd51a90c/1a0ac0eea2944c4eb53ef1e9d845d17d [2019-09-20 22:24:44,763 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 22:24:44,764 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 22:24:44,765 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 22:24:44,765 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 22:24:44,768 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 22:24:44,769 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 10:24:44" (1/1) ... [2019-09-20 22:24:44,772 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6316d78d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:24:44, skipping insertion in model container [2019-09-20 22:24:44,772 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 10:24:44" (1/1) ... [2019-09-20 22:24:44,780 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 22:24:44,814 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 22:24:45,059 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 22:24:45,065 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 22:24:45,185 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 22:24:45,215 INFO L192 MainTranslator]: Completed translation [2019-09-20 22:24:45,215 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:24:45 WrapperNode [2019-09-20 22:24:45,215 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 22:24:45,216 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 22:24:45,216 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 22:24:45,216 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 22:24:45,227 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:24:45" (1/1) ... [2019-09-20 22:24:45,228 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:24:45" (1/1) ... [2019-09-20 22:24:45,237 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:24:45" (1/1) ... [2019-09-20 22:24:45,237 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:24:45" (1/1) ... [2019-09-20 22:24:45,246 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:24:45" (1/1) ... [2019-09-20 22:24:45,250 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:24:45" (1/1) ... [2019-09-20 22:24:45,252 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:24:45" (1/1) ... [2019-09-20 22:24:45,255 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 22:24:45,255 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 22:24:45,256 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 22:24:45,256 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 22:24:45,257 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:24:45" (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 22:24:45,311 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 22:24:45,311 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 22:24:45,312 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 22:24:45,312 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 22:24:45,312 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-20 22:24:45,312 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-20 22:24:45,313 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-09-20 22:24:45,313 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 22:24:45,314 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 22:24:45,314 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 22:24:45,314 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 22:24:45,314 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 22:24:45,314 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 22:24:45,314 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 22:24:45,713 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 22:24:45,713 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-20 22:24:45,714 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 10:24:45 BoogieIcfgContainer [2019-09-20 22:24:45,715 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 22:24:45,715 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 22:24:45,715 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 22:24:45,716 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 22:24:45,717 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 10:24:45" (1/1) ... [2019-09-20 22:24:45,717 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=AlwaysFluid ♦ 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=AlwaysFluid [2019-09-20 22:24:45,738 INFO L162 IcfgInterpreter]: Started Sifa with 4 locations of interest [2019-09-20 22:24:45,738 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 22:24:45,745 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 22:24:45,755 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 22:24:45,756 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 22:24:45,959 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 10 for LOIs [2019-09-20 22:24:46,558 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 22:24:46,559 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 22:24:46,561 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 203#(= main_~__VERIFIER_assert__cond~0 0) [2019-09-20 22:24:46,561 INFO L193 IcfgInterpreter]: Reachable states at location mainErr1ASSERT_VIOLATIONERROR_FUNCTION satisfy 195#(= main_~__VERIFIER_assert__cond~1 0) [2019-09-20 22:24:46,562 INFO L193 IcfgInterpreter]: Reachable states at location mainErr3ASSERT_VIOLATIONERROR_FUNCTION satisfy 43#(= main_~__VERIFIER_assert__cond~3 0) [2019-09-20 22:24:46,562 INFO L193 IcfgInterpreter]: Reachable states at location mainErr2ASSERT_VIOLATIONERROR_FUNCTION satisfy 139#(= main_~__VERIFIER_assert__cond~2 0) [2019-09-20 22:24:46,578 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 22:24:46,579 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 22:24:46,581 INFO L168 Benchmark]: Toolchain (without parser) took 1816.77 ms. Allocated memory was 135.3 MB in the beginning and 202.4 MB in the end (delta: 67.1 MB). Free memory was 91.2 MB in the beginning and 93.2 MB in the end (delta: -2.0 MB). Peak memory consumption was 65.1 MB. Max. memory is 7.1 GB. [2019-09-20 22:24:46,582 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 135.3 MB. Free memory is still 109.4 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-09-20 22:24:46,584 INFO L168 Benchmark]: CACSL2BoogieTranslator took 451.18 ms. Allocated memory was 135.3 MB in the beginning and 202.4 MB in the end (delta: 67.1 MB). Free memory was 90.8 MB in the beginning and 178.5 MB in the end (delta: -87.7 MB). Peak memory consumption was 25.1 MB. Max. memory is 7.1 GB. [2019-09-20 22:24:46,586 INFO L168 Benchmark]: Boogie Preprocessor took 38.86 ms. Allocated memory is still 202.4 MB. Free memory was 178.5 MB in the beginning and 175.9 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. [2019-09-20 22:24:46,590 INFO L168 Benchmark]: RCFGBuilder took 459.44 ms. Allocated memory is still 202.4 MB. Free memory was 175.9 MB in the beginning and 155.1 MB in the end (delta: 20.9 MB). Peak memory consumption was 20.9 MB. Max. memory is 7.1 GB. [2019-09-20 22:24:46,591 INFO L168 Benchmark]: Sifa took 863.69 ms. Allocated memory is still 202.4 MB. Free memory was 155.1 MB in the beginning and 93.2 MB in the end (delta: 61.8 MB). Peak memory consumption was 61.8 MB. Max. memory is 7.1 GB. [2019-09-20 22:24:46,600 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 135.3 MB. Free memory is still 109.4 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 451.18 ms. Allocated memory was 135.3 MB in the beginning and 202.4 MB in the end (delta: 67.1 MB). Free memory was 90.8 MB in the beginning and 178.5 MB in the end (delta: -87.7 MB). Peak memory consumption was 25.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 38.86 ms. Allocated memory is still 202.4 MB. Free memory was 178.5 MB in the beginning and 175.9 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 459.44 ms. Allocated memory is still 202.4 MB. Free memory was 175.9 MB in the beginning and 155.1 MB in the end (delta: 20.9 MB). Peak memory consumption was 20.9 MB. Max. memory is 7.1 GB. * Sifa took 863.69 ms. Allocated memory is still 202.4 MB. Free memory was 155.1 MB in the beginning and 93.2 MB in the end (delta: 61.8 MB). Peak memory consumption was 61.8 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]: 825, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 78, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 72, TOOLS_POST_TIME[ms]: 212, TOOLS_POST_CALL_APPLICATIONS: 2, TOOLS_POST_CALL_TIME[ms]: 21, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 4, TOOLS_QUANTIFIERELIM_APPLICATIONS: 75, TOOLS_QUANTIFIERELIM_TIME[ms]: 204, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 84, FLUID_QUERY_TIME[ms]: 0, FLUID_QUERIES: 82, FLUID_YES_ANSWERS: 82, DOMAIN_JOIN_APPLICATIONS: 22, DOMAIN_JOIN_TIME[ms]: 323, DOMAIN_ALPHA_APPLICATIONS: 82, DOMAIN_ALPHA_TIME[ms]: 137, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 4, DOMAIN_ISSUBSETEQ_TIME[ms]: 2, DOMAIN_ISBOTTOM_APPLICATIONS: 14, DOMAIN_ISBOTTOM_TIME[ms]: 23, LOOP_SUMMARIZER_APPLICATIONS: 4, LOOP_SUMMARIZER_CACHE_MISSES: 4, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 200, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 199, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 4, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 1, CALL_SUMMARIZER_OVERALL_TIME[ms]: 139, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 139, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 5, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 32, DAG_COMPRESSION_PROCESSED_NODES: 306, DAG_COMPRESSION_RETAINED_NODES: 126 - UnprovableResult [Line: 37]: 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 203#(= main_~__VERIFIER_assert__cond~0 0). Possible FailurePath: - UnprovableResult [Line: 68]: 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 195#(= main_~__VERIFIER_assert__cond~1 0). Possible FailurePath: - UnprovableResult [Line: 162]: 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 43#(= main_~__VERIFIER_assert__cond~3 0). Possible FailurePath: - UnprovableResult [Line: 104]: 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 139#(= main_~__VERIFIER_assert__cond~2 0). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...