java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/array-examples/standard_init2_ground-2.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 04:54:32,663 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 04:54:32,666 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 04:54:32,681 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 04:54:32,681 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 04:54:32,683 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 04:54:32,685 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 04:54:32,695 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 04:54:32,700 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 04:54:32,703 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 04:54:32,704 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 04:54:32,706 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 04:54:32,706 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 04:54:32,708 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 04:54:32,710 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 04:54:32,712 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 04:54:32,713 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 04:54:32,714 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 04:54:32,715 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 04:54:32,720 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 04:54:32,724 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 04:54:32,727 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 04:54:32,730 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 04:54:32,730 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 04:54:32,732 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-15 04:54:32,733 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-15 04:54:32,733 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-15 04:54:32,734 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-15 04:54:32,736 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-15 04:54:32,737 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-15 04:54:32,737 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 04:54:32,738 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 04:54:32,738 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 04:54:32,739 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 04:54:32,741 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 04:54:32,741 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 04:54:32,742 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 04:54:32,742 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 04:54:32,742 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 04:54:32,743 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 04:54:32,744 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 04:54:32,745 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 [2019-10-15 04:54:32,770 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 04:54:32,771 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 04:54:32,772 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 04:54:32,772 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 04:54:32,772 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 04:54:32,773 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 04:54:32,773 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 04:54:32,773 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 04:54:32,773 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 04:54:32,773 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 04:54:32,773 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 04:54:32,774 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 04:54:32,774 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 04:54:32,774 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 04:54:32,774 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 04:54:32,774 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 04:54:32,775 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 04:54:32,775 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 04:54:32,775 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 04:54:32,775 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 04:54:32,775 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 04:54:32,776 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 04:54:32,776 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 04:54:32,776 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 04:54:32,776 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 04:54:32,776 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 04:54:32,777 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 04:54:32,777 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 04:54:32,777 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-10-15 04:54:33,062 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 04:54:33,080 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 04:54:33,086 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 04:54:33,087 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 04:54:33,088 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 04:54:33,088 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-examples/standard_init2_ground-2.i [2019-10-15 04:54:33,166 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/70830d7aa/2d2a2c04b7d74ef9a0f7f9f2ab7dd964/FLAG0064f3944 [2019-10-15 04:54:33,642 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 04:54:33,642 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-examples/standard_init2_ground-2.i [2019-10-15 04:54:33,649 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/70830d7aa/2d2a2c04b7d74ef9a0f7f9f2ab7dd964/FLAG0064f3944 [2019-10-15 04:54:34,023 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/70830d7aa/2d2a2c04b7d74ef9a0f7f9f2ab7dd964 [2019-10-15 04:54:34,032 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 04:54:34,034 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 04:54:34,035 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 04:54:34,035 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 04:54:34,039 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 04:54:34,040 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 04:54:34" (1/1) ... [2019-10-15 04:54:34,043 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1168eabf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:54:34, skipping insertion in model container [2019-10-15 04:54:34,043 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 04:54:34" (1/1) ... [2019-10-15 04:54:34,051 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 04:54:34,067 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 04:54:34,235 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 04:54:34,239 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 04:54:34,261 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 04:54:34,282 INFO L192 MainTranslator]: Completed translation [2019-10-15 04:54:34,283 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:54:34 WrapperNode [2019-10-15 04:54:34,283 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 04:54:34,284 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 04:54:34,284 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 04:54:34,284 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 04:54:34,385 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:54:34" (1/1) ... [2019-10-15 04:54:34,386 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:54:34" (1/1) ... [2019-10-15 04:54:34,393 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:54:34" (1/1) ... [2019-10-15 04:54:34,393 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:54:34" (1/1) ... [2019-10-15 04:54:34,400 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:54:34" (1/1) ... [2019-10-15 04:54:34,406 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:54:34" (1/1) ... [2019-10-15 04:54:34,407 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:54:34" (1/1) ... [2019-10-15 04:54:34,409 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 04:54:34,409 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 04:54:34,409 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 04:54:34,410 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 04:54:34,410 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:54:34" (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 [2019-10-15 04:54:34,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 04:54:34,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 04:54:34,461 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-10-15 04:54:34,461 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 04:54:34,461 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 04:54:34,462 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-10-15 04:54:34,462 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 04:54:34,462 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-15 04:54:34,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-15 04:54:34,462 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-15 04:54:34,462 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-15 04:54:34,462 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 04:54:34,463 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 04:54:34,751 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 04:54:34,752 INFO L284 CfgBuilder]: Removed 3 assume(true) statements. [2019-10-15 04:54:34,753 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 04:54:34 BoogieIcfgContainer [2019-10-15 04:54:34,754 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 04:54:34,754 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-15 04:54:34,754 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-15 04:54:34,755 INFO L275 PluginConnector]: Sifa initialized [2019-10-15 04:54:34,756 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 04:54:34" (1/1) ... [2019-10-15 04:54:34,756 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=CompoundDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-10-15 04:54:34,780 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-15 04:54:34,780 INFO L169 IcfgInterpreter]: Building call graph [2019-10-15 04:54:34,787 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-15 04:54:34,795 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-15 04:54:34,797 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-15 04:54:34,985 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 21 for LOIs [2019-10-15 04:54:35,841 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 55 for LOIs [2019-10-15 04:54:35,846 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-15 04:54:35,863 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-10-15 04:54:35,863 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-10-15 04:54:35,865 INFO L168 Benchmark]: Toolchain (without parser) took 1830.77 ms. Allocated memory was 145.8 MB in the beginning and 235.4 MB in the end (delta: 89.7 MB). Free memory was 103.5 MB in the beginning and 184.7 MB in the end (delta: -81.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 7.1 GB. [2019-10-15 04:54:35,866 INFO L168 Benchmark]: CDTParser took 1.21 ms. Allocated memory is still 145.8 MB. Free memory was 122.1 MB in the beginning and 121.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-10-15 04:54:35,867 INFO L168 Benchmark]: CACSL2BoogieTranslator took 248.13 ms. Allocated memory is still 145.8 MB. Free memory was 103.3 MB in the beginning and 93.1 MB in the end (delta: 10.2 MB). Peak memory consumption was 10.2 MB. Max. memory is 7.1 GB. [2019-10-15 04:54:35,868 INFO L168 Benchmark]: Boogie Preprocessor took 125.40 ms. Allocated memory was 145.8 MB in the beginning and 202.9 MB in the end (delta: 57.1 MB). Free memory was 93.1 MB in the beginning and 180.6 MB in the end (delta: -87.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 7.1 GB. [2019-10-15 04:54:35,869 INFO L168 Benchmark]: RCFGBuilder took 344.52 ms. Allocated memory is still 202.9 MB. Free memory was 180.6 MB in the beginning and 164.1 MB in the end (delta: 16.4 MB). Peak memory consumption was 16.4 MB. Max. memory is 7.1 GB. [2019-10-15 04:54:35,870 INFO L168 Benchmark]: Sifa took 1108.85 ms. Allocated memory was 202.9 MB in the beginning and 235.4 MB in the end (delta: 32.5 MB). Free memory was 164.1 MB in the beginning and 184.7 MB in the end (delta: -20.6 MB). Peak memory consumption was 11.9 MB. Max. memory is 7.1 GB. [2019-10-15 04:54:35,873 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.21 ms. Allocated memory is still 145.8 MB. Free memory was 122.1 MB in the beginning and 121.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 248.13 ms. Allocated memory is still 145.8 MB. Free memory was 103.3 MB in the beginning and 93.1 MB in the end (delta: 10.2 MB). Peak memory consumption was 10.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 125.40 ms. Allocated memory was 145.8 MB in the beginning and 202.9 MB in the end (delta: 57.1 MB). Free memory was 93.1 MB in the beginning and 180.6 MB in the end (delta: -87.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 344.52 ms. Allocated memory is still 202.9 MB. Free memory was 180.6 MB in the beginning and 164.1 MB in the end (delta: 16.4 MB). Peak memory consumption was 16.4 MB. Max. memory is 7.1 GB. * Sifa took 1108.85 ms. Allocated memory was 202.9 MB in the beginning and 235.4 MB in the end (delta: 32.5 MB). Free memory was 164.1 MB in the beginning and 184.7 MB in the end (delta: -20.6 MB). Peak memory consumption was 11.9 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]: 1067, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 37, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 27, TOOLS_POST_TIME[ms]: 247, TOOLS_POST_CALL_APPLICATIONS: 7, TOOLS_POST_CALL_TIME[ms]: 62, TOOLS_POST_RETURN_APPLICATIONS: 5, TOOLS_POST_RETURN_TIME[ms]: 9, TOOLS_QUANTIFIERELIM_APPLICATIONS: 39, TOOLS_QUANTIFIERELIM_TIME[ms]: 294, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 85, FLUID_QUERY_TIME[ms]: 5, FLUID_QUERIES: 46, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 14, DOMAIN_JOIN_TIME[ms]: 319, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 6, DOMAIN_WIDEN_TIME[ms]: 317, DOMAIN_ISSUBSETEQ_APPLICATIONS: 9, DOMAIN_ISSUBSETEQ_TIME[ms]: 28, DOMAIN_ISBOTTOM_APPLICATIONS: 2, DOMAIN_ISBOTTOM_TIME[ms]: 4, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 776, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 775, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 9, CALL_SUMMARIZER_APPLICATIONS: 5, CALL_SUMMARIZER_CACHE_MISSES: 2, CALL_SUMMARIZER_OVERALL_TIME[ms]: 146, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 146, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 17, DAG_COMPRESSION_PROCESSED_NODES: 77, DAG_COMPRESSION_RETAINED_NODES: 38 - UnprovableResult [Line: 2]: 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#(and (<= __VERIFIER_assert_~cond 0) (<= 0 |__VERIFIER_assert_#in~cond|) (<= |__VERIFIER_assert_#in~cond| 0) (exists ((v_prenex_6 Int) (|v_main_~#a~0.base_BEFORE_CALL_5| Int) (v_main_~x~0_BEFORE_CALL_5 Int) (v_prenex_4 Int) (v_prenex_5 Int) (v_prenex_3 Int)) (or (and (= |#NULL.base| 0) (= |__VERIFIER_assert_#in~cond| 0) (<= |#NULL.base| 0) (<= 1 v_prenex_5) (<= 0 |#NULL.base|) (< v_prenex_5 100000) (not (= (select (select |#memory_int| v_prenex_4) (* v_prenex_5 4)) 43)) (= |#NULL.offset| 0) (<= v_prenex_5 100000) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0)) (and (<= v_main_~x~0_BEFORE_CALL_5 0) (= |#NULL.base| 0) (<= 1 v_main_~x~0_BEFORE_CALL_5) (= (select (select |#memory_int| |v_main_~#a~0.base_BEFORE_CALL_5|) (* v_main_~x~0_BEFORE_CALL_5 4)) 43) (= |__VERIFIER_assert_#in~cond| 1) (<= |#NULL.base| 0) (<= 0 |#NULL.base|) (< v_main_~x~0_BEFORE_CALL_5 100000) (= |#NULL.offset| 0) (<= 0 v_main_~x~0_BEFORE_CALL_5) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0)) (and (<= v_main_~x~0_BEFORE_CALL_5 0) (= |#NULL.base| 0) (<= 1 v_main_~x~0_BEFORE_CALL_5) (= |__VERIFIER_assert_#in~cond| 0) (<= |#NULL.base| 0) (not (= (select (select |#memory_int| |v_main_~#a~0.base_BEFORE_CALL_5|) (* v_main_~x~0_BEFORE_CALL_5 4)) 43)) (<= 0 |#NULL.base|) (< v_main_~x~0_BEFORE_CALL_5 100000) (= |#NULL.offset| 0) (<= 0 v_main_~x~0_BEFORE_CALL_5) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0)) (and (= |#NULL.base| 0) (= |__VERIFIER_assert_#in~cond| 0) (not (= (select (select |#memory_int| v_prenex_3) 0) 43)) (<= |#NULL.base| 0) (<= 0 |#NULL.base|) (= |#NULL.offset| 0) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0)) (and (= |#NULL.base| 0) (= |__VERIFIER_assert_#in~cond| 1) (<= |#NULL.base| 0) (<= 0 |#NULL.base|) (= (select (select |#memory_int| v_prenex_6) 0) 43) (= |#NULL.offset| 0) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0)) (and (= |#NULL.base| 0) (= |__VERIFIER_assert_#in~cond| 1) (<= |#NULL.base| 0) (<= 1 v_prenex_5) (= (select (select |#memory_int| v_prenex_4) (* v_prenex_5 4)) 43) (<= 0 |#NULL.base|) (< v_prenex_5 100000) (= |#NULL.offset| 0) (<= v_prenex_5 100000) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0)))) (<= 0 __VERIFIER_assert_~cond) (= 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...