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.logsizewrapperfluid.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK --sifa.max.parallel.explicit.values 4 --sifa.sizelimitfluid.max.disjunctions 16 -i ../../../trunk/examples/svcomp/ldv-regression/test23-2.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-ba7495b [2019-09-25 17:44:14,251 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-25 17:44:14,254 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-25 17:44:14,271 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-25 17:44:14,272 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-25 17:44:14,273 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-25 17:44:14,275 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-25 17:44:14,284 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-25 17:44:14,289 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-25 17:44:14,292 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-25 17:44:14,293 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-25 17:44:14,295 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-25 17:44:14,295 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-25 17:44:14,297 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-25 17:44:14,298 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-25 17:44:14,300 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-25 17:44:14,301 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-25 17:44:14,302 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-25 17:44:14,304 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-25 17:44:14,309 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-25 17:44:14,312 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-25 17:44:14,314 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-25 17:44:14,316 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-25 17:44:14,317 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-25 17:44:14,319 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-25 17:44:14,320 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-25 17:44:14,320 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-25 17:44:14,321 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-25 17:44:14,323 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-25 17:44:14,324 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-25 17:44:14,325 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-25 17:44:14,326 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-25 17:44:14,326 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-25 17:44:14,327 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-25 17:44:14,329 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-25 17:44:14,329 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-25 17:44:14,329 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-25 17:44:14,330 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-25 17:44:14,330 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-25 17:44:14,331 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-25 17:44:14,331 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-25 17:44:14,333 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 [2019-09-25 17:44:14,368 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-25 17:44:14,368 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-25 17:44:14,370 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-25 17:44:14,370 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-25 17:44:14,373 INFO L138 SettingsManager]: * Use SBE=true [2019-09-25 17:44:14,373 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-25 17:44:14,374 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-25 17:44:14,374 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-25 17:44:14,374 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-25 17:44:14,374 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-25 17:44:14,374 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-25 17:44:14,375 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-25 17:44:14,375 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-25 17:44:14,375 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-25 17:44:14,375 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-25 17:44:14,375 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-25 17:44:14,376 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-25 17:44:14,376 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-25 17:44:14,377 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-25 17:44:14,377 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-25 17:44:14,377 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-25 17:44:14,378 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-25 17:44:14,378 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-25 17:44:14,378 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-25 17:44:14,378 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-25 17:44:14,378 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-25 17:44:14,379 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-25 17:44:14,379 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-25 17:44:14,379 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: LogSizeWrapperFluid Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Max. Parallel Explicit Values -> 4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: SizeLimitFluid Max. Disjunctions -> 16 [2019-09-25 17:44:14,436 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-25 17:44:14,454 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-25 17:44:14,459 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-25 17:44:14,461 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-25 17:44:14,461 INFO L275 PluginConnector]: CDTParser initialized [2019-09-25 17:44:14,462 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/test23-2.c [2019-09-25 17:44:14,522 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/747237c9d/1bf616d12c0a4bb49e39bcebfb18c59c/FLAG38e2a312c [2019-09-25 17:44:14,936 INFO L306 CDTParser]: Found 1 translation units. [2019-09-25 17:44:14,936 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/test23-2.c [2019-09-25 17:44:14,943 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/747237c9d/1bf616d12c0a4bb49e39bcebfb18c59c/FLAG38e2a312c [2019-09-25 17:44:15,306 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/747237c9d/1bf616d12c0a4bb49e39bcebfb18c59c [2019-09-25 17:44:15,321 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-25 17:44:15,323 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-25 17:44:15,327 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-25 17:44:15,327 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-25 17:44:15,331 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-25 17:44:15,332 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:44:15" (1/1) ... [2019-09-25 17:44:15,335 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16df3184 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:44:15, skipping insertion in model container [2019-09-25 17:44:15,336 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:44:15" (1/1) ... [2019-09-25 17:44:15,343 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-25 17:44:15,362 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-25 17:44:15,619 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 17:44:15,639 INFO L188 MainTranslator]: Completed pre-run [2019-09-25 17:44:15,761 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 17:44:15,781 INFO L192 MainTranslator]: Completed translation [2019-09-25 17:44:15,781 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:44:15 WrapperNode [2019-09-25 17:44:15,782 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-25 17:44:15,782 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-25 17:44:15,782 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-25 17:44:15,783 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-25 17:44:15,796 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:44:15" (1/1) ... [2019-09-25 17:44:15,797 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:44:15" (1/1) ... [2019-09-25 17:44:15,808 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:44:15" (1/1) ... [2019-09-25 17:44:15,809 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:44:15" (1/1) ... [2019-09-25 17:44:15,831 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:44:15" (1/1) ... [2019-09-25 17:44:15,836 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:44:15" (1/1) ... [2019-09-25 17:44:15,838 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:44:15" (1/1) ... [2019-09-25 17:44:15,840 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-25 17:44:15,841 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-25 17:44:15,841 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-25 17:44:15,841 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-25 17:44:15,842 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:44:15" (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 [2019-09-25 17:44:15,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-25 17:44:15,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-25 17:44:15,909 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2019-09-25 17:44:15,909 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dummy [2019-09-25 17:44:15,909 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2019-09-25 17:44:15,909 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-25 17:44:15,909 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-25 17:44:15,909 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-25 17:44:15,909 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-25 17:44:15,909 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-25 17:44:15,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-25 17:44:15,910 INFO L130 BoogieDeclarations]: Found specification of procedure get_dummy [2019-09-25 17:44:15,910 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-25 17:44:15,910 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-25 17:44:15,910 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-25 17:44:15,910 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-25 17:44:15,910 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-25 17:44:15,911 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-25 17:44:15,911 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-25 17:44:16,307 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-25 17:44:16,307 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-25 17:44:16,309 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:44:16 BoogieIcfgContainer [2019-09-25 17:44:16,309 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-25 17:44:16,310 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-25 17:44:16,310 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-25 17:44:16,310 INFO L275 PluginConnector]: Sifa initialized [2019-09-25 17:44:16,311 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:44:16" (1/1) ... [2019-09-25 17:44:16,312 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=ExplicitValueDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=4 ♦ 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=16 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-09-25 17:44:16,335 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-25 17:44:16,335 INFO L169 IcfgInterpreter]: Building call graph [2019-09-25 17:44:16,342 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-25 17:44:16,349 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-25 17:44:16,350 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-25 17:44:16,731 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 43 for LOIs [2019-09-25 17:44:16,971 WARN L191 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 39 [2019-09-25 17:44:17,198 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-25 17:44:17,221 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-25 17:44:17,267 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-25 17:44:17,284 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-25 17:44:17,302 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-25 17:44:17,318 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-25 17:44:17,732 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-25 17:44:17,733 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-25 17:44:17,735 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 96#(and (= |#NULL.base| 0) (= |~#d2~0.offset| 0) (= |~#d1~0.offset| 0) (not (= main_~i~0 (select (select |#memory_int| main_~pd2~0.base) (+ (* 4 main_~i~0) main_~pd2~0.offset 8)))) (= |#NULL.offset| 0)) [2019-09-25 17:44:17,751 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-25 17:44:17,751 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-25 17:44:17,753 INFO L168 Benchmark]: Toolchain (without parser) took 2430.04 ms. Allocated memory was 131.6 MB in the beginning and 220.2 MB in the end (delta: 88.6 MB). Free memory was 87.4 MB in the beginning and 131.1 MB in the end (delta: -43.7 MB). Peak memory consumption was 44.9 MB. Max. memory is 7.1 GB. [2019-09-25 17:44:17,756 INFO L168 Benchmark]: CDTParser took 0.42 ms. Allocated memory is still 131.6 MB. Free memory was 105.8 MB in the beginning and 105.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-25 17:44:17,760 INFO L168 Benchmark]: CACSL2BoogieTranslator took 455.05 ms. Allocated memory was 131.6 MB in the beginning and 198.2 MB in the end (delta: 66.6 MB). Free memory was 87.0 MB in the beginning and 174.6 MB in the end (delta: -87.6 MB). Peak memory consumption was 25.2 MB. Max. memory is 7.1 GB. [2019-09-25 17:44:17,762 INFO L168 Benchmark]: Boogie Preprocessor took 58.06 ms. Allocated memory is still 198.2 MB. Free memory was 174.6 MB in the beginning and 172.7 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. [2019-09-25 17:44:17,763 INFO L168 Benchmark]: RCFGBuilder took 468.39 ms. Allocated memory is still 198.2 MB. Free memory was 172.1 MB in the beginning and 151.2 MB in the end (delta: 20.9 MB). Peak memory consumption was 20.9 MB. Max. memory is 7.1 GB. [2019-09-25 17:44:17,764 INFO L168 Benchmark]: Sifa took 1441.70 ms. Allocated memory was 198.2 MB in the beginning and 220.2 MB in the end (delta: 22.0 MB). Free memory was 151.2 MB in the beginning and 131.1 MB in the end (delta: 20.1 MB). Peak memory consumption was 42.1 MB. Max. memory is 7.1 GB. [2019-09-25 17:44:17,776 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 ms. Allocated memory is still 131.6 MB. Free memory was 105.8 MB in the beginning and 105.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 455.05 ms. Allocated memory was 131.6 MB in the beginning and 198.2 MB in the end (delta: 66.6 MB). Free memory was 87.0 MB in the beginning and 174.6 MB in the end (delta: -87.6 MB). Peak memory consumption was 25.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 58.06 ms. Allocated memory is still 198.2 MB. Free memory was 174.6 MB in the beginning and 172.7 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 468.39 ms. Allocated memory is still 198.2 MB. Free memory was 172.1 MB in the beginning and 151.2 MB in the end (delta: 20.9 MB). Peak memory consumption was 20.9 MB. Max. memory is 7.1 GB. * Sifa took 1441.70 ms. Allocated memory was 198.2 MB in the beginning and 220.2 MB in the end (delta: 22.0 MB). Free memory was 151.2 MB in the beginning and 131.1 MB in the end (delta: 20.1 MB). Peak memory consumption was 42.1 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]: 1400, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 32, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 23, TOOLS_POST_TIME[ms]: 813, TOOLS_POST_CALL_APPLICATIONS: 8, TOOLS_POST_CALL_TIME[ms]: 81, TOOLS_POST_RETURN_APPLICATIONS: 7, TOOLS_POST_RETURN_TIME[ms]: 16, TOOLS_QUANTIFIERELIM_APPLICATIONS: 36, TOOLS_QUANTIFIERELIM_TIME[ms]: 882, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 279, FLUID_QUERY_TIME[ms]: 6, FLUID_QUERIES: 35, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 10, DOMAIN_JOIN_TIME[ms]: 236, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 148, DOMAIN_ISSUBSETEQ_APPLICATIONS: 3, DOMAIN_ISSUBSETEQ_TIME[ms]: 11, DOMAIN_ISBOTTOM_APPLICATIONS: 2, DOMAIN_ISBOTTOM_TIME[ms]: 7, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 334, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 334, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 3, CALL_SUMMARIZER_APPLICATIONS: 7, CALL_SUMMARIZER_CACHE_MISSES: 4, CALL_SUMMARIZER_OVERALL_TIME[ms]: 607, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 606, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 22, 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 96#(and (= |#NULL.base| 0) (= |~#d2~0.offset| 0) (= |~#d1~0.offset| 0) (not (= main_~i~0 (select (select |#memory_int| main_~pd2~0.base) (+ (* 4 main_~i~0) main_~pd2~0.offset 8)))) (= |#NULL.offset| 0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...