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 InterpretCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/loops/n.c40.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-19 06:57:53,291 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 06:57:53,294 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 06:57:53,312 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 06:57:53,312 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 06:57:53,314 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 06:57:53,315 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 06:57:53,317 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 06:57:53,319 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 06:57:53,320 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 06:57:53,321 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 06:57:53,322 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 06:57:53,323 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 06:57:53,324 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 06:57:53,325 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 06:57:53,326 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 06:57:53,327 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 06:57:53,328 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 06:57:53,330 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 06:57:53,332 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 06:57:53,336 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 06:57:53,338 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 06:57:53,339 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 06:57:53,341 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 06:57:53,344 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-19 06:57:53,344 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-19 06:57:53,344 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-19 06:57:53,345 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-19 06:57:53,348 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-19 06:57:53,349 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-19 06:57:53,349 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 06:57:53,350 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 06:57:53,353 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 06:57:53,354 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 06:57:53,356 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 06:57:53,356 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 06:57:53,357 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 06:57:53,358 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 06:57:53,358 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 06:57:53,360 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 06:57:53,362 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 06:57:53,363 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 [2019-09-19 06:57:53,389 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 06:57:53,390 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 06:57:53,392 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 06:57:53,393 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 06:57:53,393 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 06:57:53,393 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 06:57:53,393 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 06:57:53,394 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 06:57:53,394 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 06:57:53,394 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 06:57:53,395 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 06:57:53,395 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 06:57:53,396 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 06:57:53,396 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 06:57:53,396 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 06:57:53,396 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 06:57:53,397 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 06:57:53,397 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 06:57:53,397 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 06:57:53,397 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 06:57:53,398 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 06:57:53,398 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 06:57:53,398 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 06:57:53,398 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 06:57:53,399 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 06:57:53,399 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 06:57:53,399 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 06:57:53,399 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 06:57:53,399 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 -> InterpretCallSummarizer 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 [2019-09-19 06:57:53,456 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 06:57:53,471 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 06:57:53,474 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 06:57:53,476 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 06:57:53,476 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 06:57:53,477 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/n.c40.c [2019-09-19 06:57:53,553 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/feb070693/1a3f8fa75f1945aaa8111c430a6ba7cd/FLAGddc886c88 [2019-09-19 06:57:54,022 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 06:57:54,023 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/n.c40.c [2019-09-19 06:57:54,029 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/feb070693/1a3f8fa75f1945aaa8111c430a6ba7cd/FLAGddc886c88 [2019-09-19 06:57:54,393 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/feb070693/1a3f8fa75f1945aaa8111c430a6ba7cd [2019-09-19 06:57:54,404 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 06:57:54,405 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 06:57:54,406 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 06:57:54,406 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 06:57:54,409 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 06:57:54,410 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 06:57:54" (1/1) ... [2019-09-19 06:57:54,412 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4568afc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:57:54, skipping insertion in model container [2019-09-19 06:57:54,412 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 06:57:54" (1/1) ... [2019-09-19 06:57:54,419 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 06:57:54,433 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 06:57:54,630 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 06:57:54,639 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 06:57:54,659 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 06:57:54,680 INFO L192 MainTranslator]: Completed translation [2019-09-19 06:57:54,680 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:57:54 WrapperNode [2019-09-19 06:57:54,681 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 06:57:54,681 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 06:57:54,682 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 06:57:54,682 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 06:57:54,795 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:57:54" (1/1) ... [2019-09-19 06:57:54,795 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:57:54" (1/1) ... [2019-09-19 06:57:54,802 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:57:54" (1/1) ... [2019-09-19 06:57:54,802 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:57:54" (1/1) ... [2019-09-19 06:57:54,814 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:57:54" (1/1) ... [2019-09-19 06:57:54,818 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:57:54" (1/1) ... [2019-09-19 06:57:54,820 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:57:54" (1/1) ... [2019-09-19 06:57:54,821 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 06:57:54,822 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 06:57:54,822 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 06:57:54,822 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 06:57:54,823 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:57:54" (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 [2019-09-19 06:57:54,883 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 06:57:54,883 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 06:57:54,883 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 06:57:54,884 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 06:57:54,884 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-19 06:57:54,884 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 06:57:54,884 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-19 06:57:54,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-19 06:57:54,884 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 06:57:54,885 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-19 06:57:54,885 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 06:57:54,885 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-19 06:57:55,166 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 06:57:55,166 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-19 06:57:55,168 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 06:57:55 BoogieIcfgContainer [2019-09-19 06:57:55,169 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 06:57:55,169 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 06:57:55,169 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 06:57:55,170 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 06:57:55,180 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 06:57:55" (1/1) ... [2019-09-19 06:57:55,181 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=InterpretCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-19 06:57:55,229 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-19 06:57:55,230 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 06:57:55,244 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 06:57:55,254 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 06:57:55,255 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 06:57:55,434 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2019-09-19 06:57:55,872 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 43 [2019-09-19 06:57:55,958 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 49 for LOIs [2019-09-19 06:57:56,151 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 53 [2019-09-19 06:57:56,245 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-19 06:57:56,246 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-19 06:57:56,248 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 24#false [2019-09-19 06:57:56,260 INFO L100 SifaObserver]: ✔ All error locations are guaranteed to be unreachable. [2019-09-19 06:57:56,261 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-19 06:57:56,268 INFO L168 Benchmark]: Toolchain (without parser) took 1860.84 ms. Allocated memory was 139.5 MB in the beginning and 223.9 MB in the end (delta: 84.4 MB). Free memory was 86.0 MB in the beginning and 195.8 MB in the end (delta: -109.9 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-19 06:57:56,269 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 139.5 MB. Free memory was 104.3 MB in the beginning and 104.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-19 06:57:56,272 INFO L168 Benchmark]: CACSL2BoogieTranslator took 275.18 ms. Allocated memory is still 139.5 MB. Free memory was 85.7 MB in the beginning and 75.8 MB in the end (delta: 9.9 MB). Peak memory consumption was 9.9 MB. Max. memory is 7.1 GB. [2019-09-19 06:57:56,273 INFO L168 Benchmark]: Boogie Preprocessor took 140.31 ms. Allocated memory was 139.5 MB in the beginning and 199.8 MB in the end (delta: 60.3 MB). Free memory was 75.8 MB in the beginning and 176.7 MB in the end (delta: -100.8 MB). Peak memory consumption was 11.2 MB. Max. memory is 7.1 GB. [2019-09-19 06:57:56,279 INFO L168 Benchmark]: RCFGBuilder took 346.74 ms. Allocated memory is still 199.8 MB. Free memory was 176.7 MB in the beginning and 161.4 MB in the end (delta: 15.3 MB). Peak memory consumption was 15.3 MB. Max. memory is 7.1 GB. [2019-09-19 06:57:56,282 INFO L168 Benchmark]: Sifa took 1094.98 ms. Allocated memory was 199.8 MB in the beginning and 223.9 MB in the end (delta: 24.1 MB). Free memory was 161.4 MB in the beginning and 195.8 MB in the end (delta: -34.4 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-19 06:57:56,288 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 139.5 MB. Free memory was 104.3 MB in the beginning and 104.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 275.18 ms. Allocated memory is still 139.5 MB. Free memory was 85.7 MB in the beginning and 75.8 MB in the end (delta: 9.9 MB). Peak memory consumption was 9.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 140.31 ms. Allocated memory was 139.5 MB in the beginning and 199.8 MB in the end (delta: 60.3 MB). Free memory was 75.8 MB in the beginning and 176.7 MB in the end (delta: -100.8 MB). Peak memory consumption was 11.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 346.74 ms. Allocated memory is still 199.8 MB. Free memory was 176.7 MB in the beginning and 161.4 MB in the end (delta: 15.3 MB). Peak memory consumption was 15.3 MB. Max. memory is 7.1 GB. * Sifa took 1094.98 ms. Allocated memory was 199.8 MB in the beginning and 223.9 MB in the end (delta: 24.1 MB). Free memory was 161.4 MB in the beginning and 195.8 MB in the end (delta: -34.4 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 1020, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 14, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 11, TOOLS_POST_TIME[ms]: 27, TOOLS_POST_CALL_APPLICATIONS: 2, TOOLS_POST_CALL_TIME[ms]: 22, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 439, TOOLS_QUANTIFIERELIM_APPLICATIONS: 14, TOOLS_QUANTIFIERELIM_TIME[ms]: 468, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 434, FLUID_QUERY_TIME[ms]: 4, FLUID_QUERIES: 15, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 4, DOMAIN_JOIN_TIME[ms]: 440, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 1, DOMAIN_ISSUBSETEQ_TIME[ms]: 1, DOMAIN_ISBOTTOM_APPLICATIONS: 1, DOMAIN_ISBOTTOM_TIME[ms]: 2, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 28, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 28, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 1, CALL_SUMMARIZER_APPLICATIONS: 0, CALL_SUMMARIZER_CACHE_MISSES: 1, CALL_SUMMARIZER_OVERALL_TIME[ms]: 0, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 209, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 3, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 22, DAG_COMPRESSION_PROCESSED_NODES: 63, DAG_COMPRESSION_RETAINED_NODES: 33 - PositiveResult [Line: 20]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold RESULT: Ultimate proved your program to be correct! Received shutdown request...