/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaCInline.xml -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem02_label00.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-24 10:11:31,263 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 10:11:31,265 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 10:11:31,276 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 10:11:31,277 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 10:11:31,278 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 10:11:31,279 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 10:11:31,281 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 10:11:31,282 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 10:11:31,283 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 10:11:31,284 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 10:11:31,285 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 10:11:31,285 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 10:11:31,286 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 10:11:31,287 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 10:11:31,288 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 10:11:31,289 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 10:11:31,290 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 10:11:31,292 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 10:11:31,294 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 10:11:31,295 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 10:11:31,296 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 10:11:31,298 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 10:11:31,298 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 10:11:31,301 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 10:11:31,301 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 10:11:31,301 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 10:11:31,302 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 10:11:31,303 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 10:11:31,304 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 10:11:31,304 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 10:11:31,305 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 10:11:31,305 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 10:11:31,306 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 10:11:31,307 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 10:11:31,308 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 10:11:31,308 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 10:11:31,309 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 10:11:31,309 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 10:11:31,310 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 10:11:31,310 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 10:11:31,311 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf [2019-11-24 10:11:31,328 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 10:11:31,328 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 10:11:31,329 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-24 10:11:31,329 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-24 10:11:31,330 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-24 10:11:31,331 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-24 10:11:31,331 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-24 10:11:31,331 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-24 10:11:31,332 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-24 10:11:31,332 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-24 10:11:31,332 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-24 10:11:31,332 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-24 10:11:31,332 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-24 10:11:31,333 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-24 10:11:31,334 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-24 10:11:31,334 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 10:11:31,335 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 10:11:31,335 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 10:11:31,335 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 10:11:31,335 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 10:11:31,335 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 10:11:31,336 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 10:11:31,337 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 10:11:31,337 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 10:11:31,337 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 10:11:31,337 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 10:11:31,337 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 10:11:31,338 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 10:11:31,338 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 10:11:31,338 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 10:11:31,338 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 10:11:31,338 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 10:11:31,339 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 10:11:31,339 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-24 10:11:31,340 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 10:11:31,340 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 10:11:31,340 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 10:11:31,340 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-24 10:11:31,594 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 10:11:31,606 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 10:11:31,609 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 10:11:31,611 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 10:11:31,611 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 10:11:31,612 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label00.c [2019-11-24 10:11:31,670 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/18eb7359c/851a546d56f645b7885f81b79b23a18a/FLAG4edfa6fef [2019-11-24 10:11:32,153 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 10:11:32,153 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem02_label00.c [2019-11-24 10:11:32,167 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/18eb7359c/851a546d56f645b7885f81b79b23a18a/FLAG4edfa6fef [2019-11-24 10:11:32,500 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/18eb7359c/851a546d56f645b7885f81b79b23a18a [2019-11-24 10:11:32,509 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 10:11:32,511 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-24 10:11:32,512 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 10:11:32,513 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 10:11:32,516 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 10:11:32,517 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:11:32" (1/1) ... [2019-11-24 10:11:32,519 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6da0f10a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:32, skipping insertion in model container [2019-11-24 10:11:32,520 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:11:32" (1/1) ... [2019-11-24 10:11:32,527 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 10:11:32,570 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 10:11:33,094 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 10:11:33,099 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 10:11:33,244 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 10:11:33,260 INFO L208 MainTranslator]: Completed translation [2019-11-24 10:11:33,260 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:33 WrapperNode [2019-11-24 10:11:33,260 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 10:11:33,261 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 10:11:33,261 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 10:11:33,262 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 10:11:33,270 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:33" (1/1) ... [2019-11-24 10:11:33,287 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:33" (1/1) ... [2019-11-24 10:11:33,347 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 10:11:33,347 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 10:11:33,347 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 10:11:33,347 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 10:11:33,357 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:33" (1/1) ... [2019-11-24 10:11:33,358 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:33" (1/1) ... [2019-11-24 10:11:33,362 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:33" (1/1) ... [2019-11-24 10:11:33,362 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:33" (1/1) ... [2019-11-24 10:11:33,401 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:33" (1/1) ... [2019-11-24 10:11:33,425 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:33" (1/1) ... [2019-11-24 10:11:33,433 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:33" (1/1) ... [2019-11-24 10:11:33,442 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 10:11:33,443 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-24 10:11:33,443 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-24 10:11:33,443 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-24 10:11:33,444 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:33" (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 [2019-11-24 10:11:33,515 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-24 10:11:33,515 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-24 10:11:35,441 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-24 10:11:35,442 INFO L284 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-24 10:11:35,443 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:11:35 BoogieIcfgContainer [2019-11-24 10:11:35,443 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-24 10:11:35,444 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-11-24 10:11:35,444 INFO L271 PluginConnector]: Initializing Sifa... [2019-11-24 10:11:35,444 INFO L275 PluginConnector]: Sifa initialized [2019-11-24 10:11:35,445 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:11:35" (1/1) ... [2019-11-24 10:11:35,446 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 [2019-11-24 10:11:35,468 INFO L159 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-11-24 10:11:35,469 INFO L166 IcfgInterpreter]: Building call graph [2019-11-24 10:11:35,476 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-24 10:11:35,483 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-24 10:11:35,485 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-24 10:11:35,895 WARN L192 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-11-24 10:11:47,224 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 35 [2019-11-24 10:11:47,485 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 35 [2019-11-24 10:11:47,723 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 35 [2019-11-24 10:11:51,000 WARN L192 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 153 [2019-11-24 10:11:51,714 WARN L192 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 156 [2019-11-24 10:11:52,390 WARN L192 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2019-11-24 10:11:52,493 WARN L192 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2019-11-24 10:11:52,706 WARN L192 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 161 [2019-11-24 10:11:52,819 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 161 [2019-11-24 10:11:52,926 WARN L192 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2019-11-24 10:11:53,046 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2019-11-24 10:11:53,153 WARN L192 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2019-11-24 10:11:53,259 WARN L192 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2019-11-24 10:11:53,374 WARN L192 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 162 [2019-11-24 10:11:53,487 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 162 [2019-11-24 10:11:53,598 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2019-11-24 10:11:53,720 WARN L192 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2019-11-24 10:11:53,851 WARN L192 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2019-11-24 10:11:53,962 WARN L192 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2019-11-24 10:11:54,085 WARN L192 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 162 [2019-11-24 10:11:54,201 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 162 [2019-11-24 10:11:54,312 WARN L192 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2019-11-24 10:11:54,449 WARN L192 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-11-24 10:11:54,566 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-11-24 10:11:54,682 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-11-24 10:11:54,816 WARN L192 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2019-11-24 10:11:54,940 WARN L192 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2019-11-24 10:11:55,062 WARN L192 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2019-11-24 10:11:55,197 WARN L192 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-11-24 10:11:55,326 WARN L192 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-11-24 10:11:55,455 WARN L192 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-11-24 10:11:55,597 WARN L192 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-11-24 10:11:55,732 WARN L192 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-11-24 10:11:55,864 WARN L192 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-11-24 10:11:56,024 WARN L192 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:11:56,162 WARN L192 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:11:56,299 WARN L192 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:11:56,438 WARN L192 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:11:56,576 WARN L192 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:11:56,714 WARN L192 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:11:56,867 WARN L192 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-11-24 10:11:57,015 WARN L192 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-11-24 10:11:57,162 WARN L192 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-11-24 10:11:57,312 WARN L192 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:11:57,460 WARN L192 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:11:57,609 WARN L192 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:11:57,774 WARN L192 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 174 [2019-11-24 10:11:57,935 WARN L192 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 174 [2019-11-24 10:11:58,093 WARN L192 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:11:58,264 WARN L192 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 173 [2019-11-24 10:11:58,421 WARN L192 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 173 [2019-11-24 10:11:58,576 WARN L192 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:11:58,748 WARN L192 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:11:58,929 WARN L192 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:11:59,083 WARN L192 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:11:59,247 WARN L192 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 174 [2019-11-24 10:11:59,414 WARN L192 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 174 [2019-11-24 10:11:59,575 WARN L192 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:11:59,746 WARN L192 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 174 [2019-11-24 10:11:59,911 WARN L192 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 174 [2019-11-24 10:12:00,071 WARN L192 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:12:00,238 WARN L192 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 175 [2019-11-24 10:12:00,406 WARN L192 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 175 [2019-11-24 10:12:00,583 WARN L192 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-11-24 10:12:00,755 WARN L192 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-11-24 10:12:00,926 WARN L192 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-11-24 10:12:01,097 WARN L192 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-11-24 10:12:01,099 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 18 [2019-11-24 10:12:01,111 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 18 [2019-11-24 10:12:05,286 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 36 [2019-11-24 10:12:05,532 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 36 [2019-11-24 10:12:05,780 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 36 [2019-11-24 10:12:09,950 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2019-11-24 10:12:10,549 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2019-11-24 10:12:10,664 WARN L192 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2019-11-24 10:12:10,768 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2019-11-24 10:12:10,876 WARN L192 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2019-11-24 10:12:10,981 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2019-11-24 10:12:11,085 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2019-11-24 10:12:11,203 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-11-24 10:12:11,313 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-11-24 10:12:11,423 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-11-24 10:12:11,534 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-11-24 10:12:11,644 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-11-24 10:12:11,754 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-11-24 10:12:11,880 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 163 [2019-11-24 10:12:11,993 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 163 [2019-11-24 10:12:12,104 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-11-24 10:12:12,227 WARN L192 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2019-11-24 10:12:12,342 WARN L192 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2019-11-24 10:12:12,458 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2019-11-24 10:12:12,587 WARN L192 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-11-24 10:12:12,707 WARN L192 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-11-24 10:12:12,827 WARN L192 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-11-24 10:12:12,957 WARN L192 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 170 [2019-11-24 10:12:13,091 WARN L192 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 170 [2019-11-24 10:12:13,227 WARN L192 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-11-24 10:12:13,416 WARN L192 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:12:13,549 WARN L192 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:12:13,682 WARN L192 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:12:13,820 WARN L192 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 171 [2019-11-24 10:12:13,958 WARN L192 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 171 [2019-11-24 10:12:14,095 WARN L192 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-11-24 10:12:14,238 WARN L192 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-11-24 10:12:14,379 WARN L192 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-11-24 10:12:14,519 WARN L192 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-11-24 10:12:14,662 WARN L192 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:12:14,803 WARN L192 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:12:14,945 WARN L192 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:12:15,098 WARN L192 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:12:15,245 WARN L192 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:12:15,391 WARN L192 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:12:15,546 WARN L192 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 175 [2019-11-24 10:12:15,699 WARN L192 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 175 [2019-11-24 10:12:15,859 WARN L192 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:12:16,021 WARN L192 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 174 [2019-11-24 10:12:16,177 WARN L192 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 174 [2019-11-24 10:12:16,329 WARN L192 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:12:16,481 WARN L192 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:12:16,632 WARN L192 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:12:16,783 WARN L192 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:12:16,958 WARN L192 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 175 [2019-11-24 10:12:17,118 WARN L192 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 175 [2019-11-24 10:12:17,275 WARN L192 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-11-24 10:12:17,443 WARN L192 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 176 [2019-11-24 10:12:17,613 WARN L192 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 176 [2019-11-24 10:12:17,776 WARN L192 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-11-24 10:12:17,958 WARN L192 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2019-11-24 10:12:18,128 WARN L192 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2019-11-24 10:12:18,297 WARN L192 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2019-11-24 10:12:18,485 WARN L192 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 183 [2019-11-24 10:12:18,666 WARN L192 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 183 [2019-11-24 10:12:18,843 WARN L192 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 183 [2019-11-24 10:12:18,845 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 18 [2019-11-24 10:12:18,863 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 18 [2019-11-24 10:12:20,558 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2019-11-24 10:12:20,673 WARN L192 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2019-11-24 10:12:20,793 WARN L192 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2019-11-24 10:12:23,008 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 36 [2019-11-24 10:12:23,212 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 36 [2019-11-24 10:12:23,428 INFO L180 IcfgInterpreter]: Interpretation finished [2019-11-24 10:12:23,440 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-11-24 10:12:23,440 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-11-24 10:12:23,442 INFO L168 Benchmark]: Toolchain (without parser) took 50930.85 ms. Allocated memory was 138.4 MB in the beginning and 1.2 GB in the end (delta: 1.0 GB). Free memory was 99.9 MB in the beginning and 455.2 MB in the end (delta: -355.4 MB). Peak memory consumption was 670.7 MB. Max. memory is 7.1 GB. [2019-11-24 10:12:23,443 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 138.4 MB. Free memory was 120.3 MB in the beginning and 120.1 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-11-24 10:12:23,443 INFO L168 Benchmark]: CACSL2BoogieTranslator took 748.38 ms. Allocated memory was 138.4 MB in the beginning and 203.9 MB in the end (delta: 65.5 MB). Free memory was 99.7 MB in the beginning and 168.6 MB in the end (delta: -69.0 MB). Peak memory consumption was 32.4 MB. Max. memory is 7.1 GB. [2019-11-24 10:12:23,444 INFO L168 Benchmark]: Boogie Procedure Inliner took 85.62 ms. Allocated memory is still 203.9 MB. Free memory was 168.6 MB in the beginning and 163.2 MB in the end (delta: 5.5 MB). Peak memory consumption was 5.5 MB. Max. memory is 7.1 GB. [2019-11-24 10:12:23,445 INFO L168 Benchmark]: Boogie Preprocessor took 95.05 ms. Allocated memory is still 203.9 MB. Free memory was 163.2 MB in the beginning and 158.4 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 7.1 GB. [2019-11-24 10:12:23,446 INFO L168 Benchmark]: RCFGBuilder took 2000.90 ms. Allocated memory was 203.9 MB in the beginning and 250.1 MB in the end (delta: 46.1 MB). Free memory was 158.4 MB in the beginning and 192.5 MB in the end (delta: -34.1 MB). Peak memory consumption was 113.4 MB. Max. memory is 7.1 GB. [2019-11-24 10:12:23,447 INFO L168 Benchmark]: Sifa took 47996.51 ms. Allocated memory was 250.1 MB in the beginning and 1.2 GB in the end (delta: 914.4 MB). Free memory was 192.5 MB in the beginning and 455.2 MB in the end (delta: -262.7 MB). Peak memory consumption was 651.6 MB. Max. memory is 7.1 GB. [2019-11-24 10:12:23,450 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 138.4 MB. Free memory was 120.3 MB in the beginning and 120.1 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 748.38 ms. Allocated memory was 138.4 MB in the beginning and 203.9 MB in the end (delta: 65.5 MB). Free memory was 99.7 MB in the beginning and 168.6 MB in the end (delta: -69.0 MB). Peak memory consumption was 32.4 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 85.62 ms. Allocated memory is still 203.9 MB. Free memory was 168.6 MB in the beginning and 163.2 MB in the end (delta: 5.5 MB). Peak memory consumption was 5.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 95.05 ms. Allocated memory is still 203.9 MB. Free memory was 163.2 MB in the beginning and 158.4 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 2000.90 ms. Allocated memory was 203.9 MB in the beginning and 250.1 MB in the end (delta: 46.1 MB). Free memory was 158.4 MB in the beginning and 192.5 MB in the end (delta: -34.1 MB). Peak memory consumption was 113.4 MB. Max. memory is 7.1 GB. * Sifa took 47996.51 ms. Allocated memory was 250.1 MB in the beginning and 1.2 GB in the end (delta: 914.4 MB). Free memory was 192.5 MB in the beginning and 455.2 MB in the end (delta: -262.7 MB). Peak memory consumption was 651.6 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]: 47961, ICFG_INTERPRETER_ENTERED_PROCEDURES: 1, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 232, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 675, TOOLS_POST_TIME[ms]: 538, TOOLS_POST_CALL_APPLICATIONS: 0, TOOLS_POST_CALL_TIME[ms]: 0, TOOLS_POST_RETURN_APPLICATIONS: 0, TOOLS_POST_RETURN_TIME[ms]: 0, TOOLS_QUANTIFIERELIM_APPLICATIONS: 674, TOOLS_QUANTIFIERELIM_TIME[ms]: 411, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 12, FLUID_QUERY_TIME[ms]: 26, FLUID_QUERIES: 727, FLUID_YES_ANSWERS: 310, DOMAIN_JOIN_APPLICATIONS: 232, DOMAIN_JOIN_TIME[ms]: 40161, DOMAIN_ALPHA_APPLICATIONS: 310, DOMAIN_ALPHA_TIME[ms]: 6290, DOMAIN_WIDEN_APPLICATIONS: 4, DOMAIN_WIDEN_TIME[ms]: 246, DOMAIN_ISSUBSETEQ_APPLICATIONS: 16, DOMAIN_ISSUBSETEQ_TIME[ms]: 51, DOMAIN_ISBOTTOM_APPLICATIONS: 232, DOMAIN_ISBOTTOM_TIME[ms]: 447, LOOP_SUMMARIZER_APPLICATIONS: 12, LOOP_SUMMARIZER_CACHE_MISSES: 12, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 46644, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 46643, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 16, CALL_SUMMARIZER_APPLICATIONS: 0, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 0, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 3, PATH_EXPR_TIME[ms]: 8, REGEX_TO_DAG_TIME[ms]: 7, DAG_COMPRESSION_TIME[ms]: 92, DAG_COMPRESSION_PROCESSED_NODES: 2188, DAG_COMPRESSION_RETAINED_NODES: 403 - UnprovableResult [Line: 517]: 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 8262#(and (<= 21 ~u~0) (<= ~x~0 24) (<= 6 ~f~0) (<= 1 ~a~0) (= ~a21~0 1) (<= 23 ~w~0) (<= 3 ~c~0) (<= ~c~0 3) (<= ~z~0 26) (<= 7 ~a28~0) (<= ~a28~0 11) (<= 0 ~a25~0) (<= ~a19~0 1) (= ~a19~0 1) (<= ULTIMATE.start_main_~input~0 6) (= ~a28~0 7) (<= ULTIMATE.start_calculate_output_~input 6) (= ~a11~0 1) (<= ~a17~0 8) (<= ~w~0 23) (<= 7 ~a17~0) (<= 0 (+ ULTIMATE.start_main_~output~0 2)) (<= 5 ~e~0) (<= ~a~0 1) (<= 1 |ULTIMATE.start_calculate_output_#in~input|) (<= 1 ULTIMATE.start_calculate_output_~input) (<= 1 ~a21~0) (<= ~d~0 4) (not (= ~a25~0 1)) (<= |ULTIMATE.start_calculate_output_#in~input| 6) (<= 25 ~y~0) (<= ~y~0 25) (<= 22 ~v~0) (<= ~a21~0 1) (<= 0 ~a11~0) (<= ~a25~0 1) (<= ~f~0 6) (<= 0 ~a19~0) (<= ~a11~0 1) (= ~a17~0 7) (<= 4 ~d~0) (<= ~v~0 22) (<= ~u~0 21) (<= 26 ~z~0) (<= ULTIMATE.start_main_~output~0 26) (<= 24 ~x~0) (<= ~e~0 5) (<= 1 ULTIMATE.start_main_~input~0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...