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 SequenceOfStatements --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/ldv-regression/test23-2.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-18 03:04:22,677 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 03:04:22,679 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 03:04:22,691 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 03:04:22,692 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 03:04:22,694 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 03:04:22,695 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 03:04:22,697 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 03:04:22,699 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 03:04:22,700 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 03:04:22,701 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 03:04:22,702 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 03:04:22,702 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 03:04:22,703 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 03:04:22,704 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 03:04:22,705 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 03:04:22,706 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 03:04:22,707 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 03:04:22,709 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 03:04:22,711 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 03:04:22,713 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 03:04:22,714 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 03:04:22,715 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 03:04:22,716 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 03:04:22,718 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-18 03:04:22,733 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 03:04:22,734 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 03:04:22,734 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 03:04:22,735 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 03:04:22,761 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 03:04:22,762 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 03:04:22,764 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 03:04:22,764 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 03:04:22,764 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 03:04:22,765 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 03:04:22,765 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 03:04:22,765 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 03:04:22,765 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 03:04:22,765 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 03:04:22,766 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 03:04:22,767 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 03:04:22,767 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 03:04:22,767 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 03:04:22,768 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 03:04:22,768 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 03:04:22,768 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 03:04:22,768 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 03:04:22,768 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 03:04:22,769 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 03:04:22,769 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 03:04:22,769 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 03:04:22,769 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 03:04:22,770 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 03:04:22,770 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 03:04:22,770 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 03:04:22,770 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 03:04:22,770 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 03:04:22,771 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 -> SequenceOfStatements 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 03:04:22,812 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 03:04:22,825 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 03:04:22,829 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 03:04:22,830 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 03:04:22,831 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 03:04:22,832 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/test23-2.c [2019-09-18 03:04:22,906 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9906d60bd/b7205ed29dea4699b672a8ee0db8cfae/FLAGdfec69d26 [2019-09-18 03:04:23,400 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 03:04:23,401 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/test23-2.c [2019-09-18 03:04:23,407 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9906d60bd/b7205ed29dea4699b672a8ee0db8cfae/FLAGdfec69d26 [2019-09-18 03:04:23,765 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9906d60bd/b7205ed29dea4699b672a8ee0db8cfae [2019-09-18 03:04:23,774 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 03:04:23,775 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 03:04:23,776 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 03:04:23,777 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 03:04:23,780 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 03:04:23,781 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 03:04:23" (1/1) ... [2019-09-18 03:04:23,784 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a3d0c07 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:04:23, skipping insertion in model container [2019-09-18 03:04:23,784 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 03:04:23" (1/1) ... [2019-09-18 03:04:23,789 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 03:04:23,806 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 03:04:23,995 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 03:04:24,008 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 03:04:24,106 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 03:04:24,122 INFO L192 MainTranslator]: Completed translation [2019-09-18 03:04:24,123 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:04:24 WrapperNode [2019-09-18 03:04:24,123 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 03:04:24,124 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 03:04:24,124 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 03:04:24,124 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 03:04:24,134 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:04:24" (1/1) ... [2019-09-18 03:04:24,134 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:04:24" (1/1) ... [2019-09-18 03:04:24,142 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:04:24" (1/1) ... [2019-09-18 03:04:24,143 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:04:24" (1/1) ... [2019-09-18 03:04:24,152 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:04:24" (1/1) ... [2019-09-18 03:04:24,157 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:04:24" (1/1) ... [2019-09-18 03:04:24,159 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:04:24" (1/1) ... [2019-09-18 03:04:24,161 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 03:04:24,161 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 03:04:24,162 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 03:04:24,162 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 03:04:24,163 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:04:24" (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 03:04:24,216 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 03:04:24,216 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 03:04:24,216 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2019-09-18 03:04:24,216 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dummy [2019-09-18 03:04:24,217 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2019-09-18 03:04:24,217 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 03:04:24,217 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 03:04:24,217 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-18 03:04:24,218 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-18 03:04:24,218 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-18 03:04:24,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-18 03:04:24,219 INFO L130 BoogieDeclarations]: Found specification of procedure get_dummy [2019-09-18 03:04:24,219 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-18 03:04:24,219 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-18 03:04:24,220 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 03:04:24,220 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 03:04:24,221 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-18 03:04:24,221 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 03:04:24,221 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-18 03:04:24,542 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 03:04:24,543 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-18 03:04:24,544 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 03:04:24 BoogieIcfgContainer [2019-09-18 03:04:24,544 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 03:04:24,545 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 03:04:24,545 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 03:04:24,545 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 03:04:24,546 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 03:04:24" (1/1) ... [2019-09-18 03:04:24,547 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 03:04:24,582 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-18 03:04:24,582 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 03:04:24,590 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 03:04:24,599 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 03:04:24,601 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 03:04:25,131 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 39 for LOIs [2019-09-18 03:04:25,326 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 39 [2019-09-18 03:04:25,466 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 49 [2019-09-18 03:04:25,889 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-18 03:04:25,980 WARN L211 Elim1Store]: Array PQE input equivalent to false [2019-09-18 03:04:25,990 WARN L211 Elim1Store]: Array PQE input equivalent to false [2019-09-18 03:04:26,001 WARN L211 Elim1Store]: Array PQE input equivalent to false [2019-09-18 03:04:26,072 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-18 03:04:26,079 WARN L211 Elim1Store]: Array PQE input equivalent to false [2019-09-18 03:04:26,933 WARN L191 SmtUtils]: Spent 853.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 98 [2019-09-18 03:04:27,700 WARN L191 SmtUtils]: Spent 756.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 104 [2019-09-18 03:04:28,092 WARN L191 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2019-09-18 03:04:28,754 WARN L191 SmtUtils]: Spent 653.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2019-09-18 03:04:29,438 WARN L191 SmtUtils]: Spent 682.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2019-09-18 03:04:30,935 WARN L191 SmtUtils]: Spent 1.49 s on a formula simplification. DAG size of input: 114 DAG size of output: 110 [2019-09-18 03:04:31,614 WARN L191 SmtUtils]: Spent 678.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2019-09-18 03:04:33,541 WARN L191 SmtUtils]: Spent 1.92 s on a formula simplification. DAG size of input: 118 DAG size of output: 117 [2019-09-18 03:04:33,657 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-18 03:04:33,657 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-18 03:04:33,660 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 75#(not (= main_~i~0 (select (select |#memory_int| main_~pd2~0.base) (+ (* 4 main_~i~0) main_~pd2~0.offset 8)))) [2019-09-18 03:04:33,674 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-18 03:04:33,675 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-18 03:04:33,677 INFO L168 Benchmark]: Toolchain (without parser) took 9901.12 ms. Allocated memory was 130.0 MB in the beginning and 387.4 MB in the end (delta: 257.4 MB). Free memory was 85.8 MB in the beginning and 224.5 MB in the end (delta: -138.7 MB). Peak memory consumption was 118.7 MB. Max. memory is 7.1 GB. [2019-09-18 03:04:33,683 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 130.0 MB. Free memory is still 103.9 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-09-18 03:04:33,684 INFO L168 Benchmark]: CACSL2BoogieTranslator took 347.07 ms. Allocated memory was 130.0 MB in the beginning and 197.1 MB in the end (delta: 67.1 MB). Free memory was 85.4 MB in the beginning and 173.2 MB in the end (delta: -87.9 MB). Peak memory consumption was 25.4 MB. Max. memory is 7.1 GB. [2019-09-18 03:04:33,685 INFO L168 Benchmark]: Boogie Preprocessor took 37.37 ms. Allocated memory is still 197.1 MB. Free memory was 173.2 MB in the beginning and 170.9 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. [2019-09-18 03:04:33,686 INFO L168 Benchmark]: RCFGBuilder took 382.77 ms. Allocated memory is still 197.1 MB. Free memory was 170.9 MB in the beginning and 154.0 MB in the end (delta: 17.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 7.1 GB. [2019-09-18 03:04:33,689 INFO L168 Benchmark]: Sifa took 9130.30 ms. Allocated memory was 197.1 MB in the beginning and 387.4 MB in the end (delta: 190.3 MB). Free memory was 154.0 MB in the beginning and 224.5 MB in the end (delta: -70.5 MB). Peak memory consumption was 119.8 MB. Max. memory is 7.1 GB. [2019-09-18 03:04:33,695 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 130.0 MB. Free memory is still 103.9 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 347.07 ms. Allocated memory was 130.0 MB in the beginning and 197.1 MB in the end (delta: 67.1 MB). Free memory was 85.4 MB in the beginning and 173.2 MB in the end (delta: -87.9 MB). Peak memory consumption was 25.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 37.37 ms. Allocated memory is still 197.1 MB. Free memory was 173.2 MB in the beginning and 170.9 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 382.77 ms. Allocated memory is still 197.1 MB. Free memory was 170.9 MB in the beginning and 154.0 MB in the end (delta: 17.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 7.1 GB. * Sifa took 9130.30 ms. Allocated memory was 197.1 MB in the beginning and 387.4 MB in the end (delta: 190.3 MB). Free memory was 154.0 MB in the beginning and 224.5 MB in the end (delta: -70.5 MB). Peak memory consumption was 119.8 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]: 9078, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 39, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 29, TOOLS_POST_TIME[ms]: 1849, TOOLS_POST_CALL_APPLICATIONS: 8, TOOLS_POST_CALL_TIME[ms]: 203, TOOLS_POST_RETURN_APPLICATIONS: 7, TOOLS_POST_RETURN_TIME[ms]: 11, TOOLS_QUANTIFIERELIM_APPLICATIONS: 42, TOOLS_QUANTIFIERELIM_TIME[ms]: 2029, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 1096, FLUID_QUERY_TIME[ms]: 5, FLUID_QUERIES: 42, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 11, DOMAIN_JOIN_TIME[ms]: 3647, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 3264, DOMAIN_ISSUBSETEQ_APPLICATIONS: 3, DOMAIN_ISSUBSETEQ_TIME[ms]: 13, DOMAIN_ISBOTTOM_APPLICATIONS: 3, DOMAIN_ISBOTTOM_TIME[ms]: 7, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 6619, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 6618, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 3, CALL_SUMMARIZER_APPLICATIONS: 7, CALL_SUMMARIZER_CACHE_MISSES: 4, CALL_SUMMARIZER_OVERALL_TIME[ms]: 992, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 991, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 4, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 2, DAG_COMPRESSION_TIME[ms]: 18, DAG_COMPRESSION_PROCESSED_NODES: 100, DAG_COMPRESSION_RETAINED_NODES: 54 - UnprovableResult [Line: 50]: 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 75#(not (= main_~i~0 (select (select |#memory_int| main_~pd2~0.base) (+ (* 4 main_~i~0) main_~pd2~0.offset 8)))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...