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 SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique NONE -i ../../../trunk/examples/svcomp/ldv-regression/test23-2.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-17 02:09:08,039 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 02:09:08,041 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 02:09:08,056 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 02:09:08,056 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 02:09:08,057 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 02:09:08,059 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 02:09:08,060 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 02:09:08,062 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 02:09:08,063 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 02:09:08,064 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 02:09:08,065 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 02:09:08,066 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 02:09:08,067 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 02:09:08,068 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 02:09:08,069 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 02:09:08,070 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 02:09:08,071 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 02:09:08,072 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 02:09:08,075 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 02:09:08,076 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 02:09:08,078 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 02:09:08,079 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 02:09:08,080 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 02:09:08,082 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-17 02:09:08,091 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 02:09:08,092 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 02:09:08,092 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 02:09:08,093 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 [2019-09-17 02:09:08,108 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 02:09:08,108 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 02:09:08,109 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 02:09:08,110 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 02:09:08,110 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 02:09:08,110 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 02:09:08,110 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 02:09:08,110 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 02:09:08,111 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 02:09:08,111 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 02:09:08,111 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 02:09:08,111 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 02:09:08,111 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 02:09:08,112 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 02:09:08,112 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 02:09:08,112 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 02:09:08,112 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 02:09:08,112 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 02:09:08,113 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 02:09:08,113 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 02:09:08,113 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 02:09:08,113 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 02:09:08,113 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 02:09:08,114 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 02:09:08,114 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 02:09:08,114 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 02:09:08,114 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 02:09:08,114 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 02:09:08,115 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 -> 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 -> NONE [2019-09-17 02:09:08,149 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 02:09:08,162 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 02:09:08,165 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 02:09:08,167 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 02:09:08,167 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 02:09:08,168 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/test23-2.c [2019-09-17 02:09:08,232 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0607696af/57c1cb6d4f5d468e8bead6891e8461d7/FLAG7f0dcd9a3 [2019-09-17 02:09:08,709 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 02:09:08,711 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/test23-2.c [2019-09-17 02:09:08,718 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0607696af/57c1cb6d4f5d468e8bead6891e8461d7/FLAG7f0dcd9a3 [2019-09-17 02:09:09,084 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0607696af/57c1cb6d4f5d468e8bead6891e8461d7 [2019-09-17 02:09:09,095 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 02:09:09,097 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 02:09:09,098 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 02:09:09,098 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 02:09:09,103 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 02:09:09,104 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 02:09:09" (1/1) ... [2019-09-17 02:09:09,107 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@483f1457 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:09:09, skipping insertion in model container [2019-09-17 02:09:09,107 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 02:09:09" (1/1) ... [2019-09-17 02:09:09,114 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 02:09:09,131 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 02:09:09,359 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 02:09:09,375 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 02:09:09,493 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 02:09:09,515 INFO L192 MainTranslator]: Completed translation [2019-09-17 02:09:09,515 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:09:09 WrapperNode [2019-09-17 02:09:09,516 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 02:09:09,517 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 02:09:09,517 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 02:09:09,517 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 02:09:09,531 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:09:09" (1/1) ... [2019-09-17 02:09:09,531 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:09:09" (1/1) ... [2019-09-17 02:09:09,543 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:09:09" (1/1) ... [2019-09-17 02:09:09,545 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:09:09" (1/1) ... [2019-09-17 02:09:09,564 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:09:09" (1/1) ... [2019-09-17 02:09:09,569 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:09:09" (1/1) ... [2019-09-17 02:09:09,571 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:09:09" (1/1) ... [2019-09-17 02:09:09,580 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 02:09:09,580 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 02:09:09,580 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 02:09:09,581 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 02:09:09,581 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:09:09" (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 [2019-09-17 02:09:09,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 02:09:09,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 02:09:09,646 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2019-09-17 02:09:09,646 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dummy [2019-09-17 02:09:09,646 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2019-09-17 02:09:09,646 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 02:09:09,646 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 02:09:09,646 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-17 02:09:09,647 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-17 02:09:09,647 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-17 02:09:09,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-17 02:09:09,647 INFO L130 BoogieDeclarations]: Found specification of procedure get_dummy [2019-09-17 02:09:09,647 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-17 02:09:09,648 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-17 02:09:09,648 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 02:09:09,648 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 02:09:09,648 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-17 02:09:09,648 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 02:09:09,648 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-17 02:09:10,041 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 02:09:10,042 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-17 02:09:10,044 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 02:09:10 BoogieIcfgContainer [2019-09-17 02:09:10,044 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 02:09:10,045 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 02:09:10,045 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 02:09:10,045 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 02:09:10,046 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 02:09:10" (1/1) ... [2019-09-17 02:09:10,046 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=NONE ♦ Intern Fluid=SizeLimitFluid [2019-09-17 02:09:10,068 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-17 02:09:10,068 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 02:09:10,075 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 02:09:10,083 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 02:09:10,084 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 02:09:10,334 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 43 for LOIs [2019-09-17 02:09:10,575 WARN L191 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 39 [2019-09-17 02:09:10,878 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-17 02:09:10,878 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-17 02:09:10,881 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 68#(not (= main_~i~0 (select (select |#memory_int| main_~pd2~0.base) (+ (* 4 main_~i~0) main_~pd2~0.offset 8)))) [2019-09-17 02:09:10,895 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-17 02:09:10,895 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-17 02:09:10,897 INFO L168 Benchmark]: Toolchain (without parser) took 1800.43 ms. Allocated memory was 134.2 MB in the beginning and 199.2 MB in the end (delta: 65.0 MB). Free memory was 85.8 MB in the beginning and 97.4 MB in the end (delta: -11.6 MB). Peak memory consumption was 53.4 MB. Max. memory is 7.1 GB. [2019-09-17 02:09:10,898 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 134.2 MB. Free memory was 104.7 MB in the beginning and 104.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-17 02:09:10,899 INFO L168 Benchmark]: CACSL2BoogieTranslator took 418.06 ms. Allocated memory was 134.2 MB in the beginning and 199.2 MB in the end (delta: 65.0 MB). Free memory was 85.6 MB in the beginning and 176.4 MB in the end (delta: -90.8 MB). Peak memory consumption was 22.7 MB. Max. memory is 7.1 GB. [2019-09-17 02:09:10,900 INFO L168 Benchmark]: Boogie Preprocessor took 63.35 ms. Allocated memory is still 199.2 MB. Free memory was 176.4 MB in the beginning and 174.1 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. [2019-09-17 02:09:10,901 INFO L168 Benchmark]: RCFGBuilder took 463.94 ms. Allocated memory is still 199.2 MB. Free memory was 174.1 MB in the beginning and 153.2 MB in the end (delta: 20.9 MB). Peak memory consumption was 20.9 MB. Max. memory is 7.1 GB. [2019-09-17 02:09:10,902 INFO L168 Benchmark]: Sifa took 850.84 ms. Allocated memory is still 199.2 MB. Free memory was 153.2 MB in the beginning and 97.4 MB in the end (delta: 55.8 MB). Peak memory consumption was 55.8 MB. Max. memory is 7.1 GB. [2019-09-17 02:09:10,906 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 134.2 MB. Free memory was 104.7 MB in the beginning and 104.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 418.06 ms. Allocated memory was 134.2 MB in the beginning and 199.2 MB in the end (delta: 65.0 MB). Free memory was 85.6 MB in the beginning and 176.4 MB in the end (delta: -90.8 MB). Peak memory consumption was 22.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 63.35 ms. Allocated memory is still 199.2 MB. Free memory was 176.4 MB in the beginning and 174.1 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 463.94 ms. Allocated memory is still 199.2 MB. Free memory was 174.1 MB in the beginning and 153.2 MB in the end (delta: 20.9 MB). Peak memory consumption was 20.9 MB. Max. memory is 7.1 GB. * Sifa took 850.84 ms. Allocated memory is still 199.2 MB. Free memory was 153.2 MB in the beginning and 97.4 MB in the end (delta: 55.8 MB). Peak memory consumption was 55.8 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]: 813, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 32, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 23, TOOLS_POST_TIME[ms]: 654, TOOLS_POST_CALL_APPLICATIONS: 8, TOOLS_POST_CALL_TIME[ms]: 30, TOOLS_POST_RETURN_APPLICATIONS: 7, TOOLS_POST_RETURN_TIME[ms]: 13, TOOLS_QUANTIFIERELIM_APPLICATIONS: 36, TOOLS_QUANTIFIERELIM_TIME[ms]: 672, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 252, FLUID_QUERY_TIME[ms]: 6, FLUID_QUERIES: 35, FLUID_YES_ANSWERS: 1, DOMAIN_JOIN_APPLICATIONS: 10, DOMAIN_JOIN_TIME[ms]: 5, DOMAIN_ALPHA_APPLICATIONS: 1, DOMAIN_ALPHA_TIME[ms]: 13, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 3, DOMAIN_ISSUBSETEQ_APPLICATIONS: 3, DOMAIN_ISSUBSETEQ_TIME[ms]: 10, DOMAIN_ISBOTTOM_APPLICATIONS: 2, DOMAIN_ISBOTTOM_TIME[ms]: 6, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 28, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 27, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 3, CALL_SUMMARIZER_APPLICATIONS: 7, CALL_SUMMARIZER_CACHE_MISSES: 4, CALL_SUMMARIZER_OVERALL_TIME[ms]: 458, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 457, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 19, DAG_COMPRESSION_PROCESSED_NODES: 93, DAG_COMPRESSION_RETAINED_NODES: 47 - 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 68#(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...