/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_label51.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-24 10:17:46,237 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 10:17:46,240 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 10:17:46,252 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 10:17:46,252 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 10:17:46,253 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 10:17:46,254 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 10:17:46,256 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 10:17:46,257 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 10:17:46,258 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 10:17:46,259 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 10:17:46,260 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 10:17:46,260 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 10:17:46,261 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 10:17:46,262 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 10:17:46,265 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 10:17:46,266 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 10:17:46,267 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 10:17:46,269 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 10:17:46,274 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 10:17:46,276 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 10:17:46,277 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 10:17:46,280 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 10:17:46,280 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 10:17:46,284 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 10:17:46,284 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 10:17:46,284 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 10:17:46,285 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 10:17:46,286 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 10:17:46,287 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 10:17:46,287 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 10:17:46,288 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 10:17:46,291 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 10:17:46,292 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 10:17:46,293 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 10:17:46,293 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 10:17:46,294 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 10:17:46,294 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 10:17:46,294 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 10:17:46,295 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 10:17:46,295 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 10:17:46,297 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 10:17:46,321 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 10:17:46,322 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 10:17:46,323 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-24 10:17:46,323 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-24 10:17:46,323 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-24 10:17:46,323 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-24 10:17:46,323 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-24 10:17:46,324 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-24 10:17:46,324 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-24 10:17:46,324 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-24 10:17:46,325 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-24 10:17:46,325 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-24 10:17:46,325 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-24 10:17:46,326 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-24 10:17:46,326 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-24 10:17:46,327 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 10:17:46,327 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 10:17:46,328 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 10:17:46,328 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 10:17:46,328 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 10:17:46,328 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 10:17:46,329 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 10:17:46,329 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 10:17:46,329 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 10:17:46,329 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 10:17:46,329 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 10:17:46,330 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 10:17:46,330 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 10:17:46,331 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 10:17:46,331 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 10:17:46,332 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 10:17:46,332 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 10:17:46,332 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 10:17:46,332 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-24 10:17:46,333 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 10:17:46,333 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 10:17:46,333 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 10:17:46,334 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-24 10:17:46,601 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 10:17:46,614 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 10:17:46,617 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 10:17:46,619 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 10:17:46,619 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 10:17:46,620 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label51.c [2019-11-24 10:17:46,702 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/49eb26d62/1edf7277b1de4255b947b58c389588d9/FLAG44dd2deb5 [2019-11-24 10:17:47,275 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 10:17:47,276 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem02_label51.c [2019-11-24 10:17:47,286 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/49eb26d62/1edf7277b1de4255b947b58c389588d9/FLAG44dd2deb5 [2019-11-24 10:17:47,547 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/49eb26d62/1edf7277b1de4255b947b58c389588d9 [2019-11-24 10:17:47,557 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 10:17:47,559 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-24 10:17:47,560 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 10:17:47,560 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 10:17:47,563 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 10:17:47,564 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:17:47" (1/1) ... [2019-11-24 10:17:47,567 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c9ac29d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:47, skipping insertion in model container [2019-11-24 10:17:47,567 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:17:47" (1/1) ... [2019-11-24 10:17:47,575 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 10:17:47,631 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 10:17:48,146 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 10:17:48,156 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 10:17:48,270 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 10:17:48,292 INFO L208 MainTranslator]: Completed translation [2019-11-24 10:17:48,292 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:48 WrapperNode [2019-11-24 10:17:48,293 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 10:17:48,293 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 10:17:48,294 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 10:17:48,294 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 10:17:48,302 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:48" (1/1) ... [2019-11-24 10:17:48,328 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:48" (1/1) ... [2019-11-24 10:17:48,381 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 10:17:48,382 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 10:17:48,382 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 10:17:48,382 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 10:17:48,391 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:48" (1/1) ... [2019-11-24 10:17:48,392 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:48" (1/1) ... [2019-11-24 10:17:48,396 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:48" (1/1) ... [2019-11-24 10:17:48,396 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:48" (1/1) ... [2019-11-24 10:17:48,419 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:48" (1/1) ... [2019-11-24 10:17:48,435 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:48" (1/1) ... [2019-11-24 10:17:48,449 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:48" (1/1) ... [2019-11-24 10:17:48,459 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 10:17:48,460 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-24 10:17:48,460 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-24 10:17:48,460 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-24 10:17:48,461 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:48" (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 10:17:48,532 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-24 10:17:48,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-24 10:17:50,491 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-24 10:17:50,491 INFO L284 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-24 10:17:50,492 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:17:50 BoogieIcfgContainer [2019-11-24 10:17:50,493 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-24 10:17:50,493 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-11-24 10:17:50,493 INFO L271 PluginConnector]: Initializing Sifa... [2019-11-24 10:17:50,493 INFO L275 PluginConnector]: Sifa initialized [2019-11-24 10:17:50,495 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:17:50" (1/1) ... [2019-11-24 10:17:50,495 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 10:17:50,518 INFO L159 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-11-24 10:17:50,518 INFO L166 IcfgInterpreter]: Building call graph [2019-11-24 10:17:50,526 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-24 10:17:50,533 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-24 10:17:50,535 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-24 10:17:50,924 WARN L192 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-11-24 10:18:01,661 WARN L192 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 139 [2019-11-24 10:18:02,435 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 30 [2019-11-24 10:18:02,656 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 30 [2019-11-24 10:18:02,889 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 30 [2019-11-24 10:18:07,395 WARN L192 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2019-11-24 10:18:07,599 WARN L192 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2019-11-24 10:18:07,724 WARN L192 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-11-24 10:18:07,833 WARN L192 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-11-24 10:18:07,936 WARN L192 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-11-24 10:18:08,072 WARN L192 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 164 [2019-11-24 10:18:08,184 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 164 [2019-11-24 10:18:08,293 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:18:08,415 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:18:08,524 WARN L192 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:18:08,633 WARN L192 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:18:08,750 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 165 [2019-11-24 10:18:08,867 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 165 [2019-11-24 10:18:08,981 WARN L192 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:18:09,128 WARN L192 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:18:09,244 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:18:09,358 WARN L192 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:18:09,497 WARN L192 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 165 [2019-11-24 10:18:09,618 WARN L192 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 165 [2019-11-24 10:18:09,734 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:18:09,866 WARN L192 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-11-24 10:18:09,986 WARN L192 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-11-24 10:18:10,118 WARN L192 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-11-24 10:18:10,247 WARN L192 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:18:10,374 WARN L192 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:18:10,499 WARN L192 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:18:10,641 WARN L192 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-11-24 10:18:10,776 WARN L192 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-11-24 10:18:10,909 WARN L192 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-11-24 10:18:11,063 WARN L192 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:18:11,204 WARN L192 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:18:11,341 WARN L192 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:18:11,492 WARN L192 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:18:11,635 WARN L192 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:18:11,778 WARN L192 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:18:11,922 WARN L192 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:18:12,066 WARN L192 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:18:12,220 WARN L192 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:18:12,377 WARN L192 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:18:12,526 WARN L192 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:18:12,678 WARN L192 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:18:12,838 WARN L192 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-11-24 10:18:12,993 WARN L192 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-11-24 10:18:13,146 WARN L192 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-11-24 10:18:13,320 WARN L192 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 177 [2019-11-24 10:18:13,483 WARN L192 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 177 [2019-11-24 10:18:13,643 WARN L192 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-11-24 10:18:13,804 WARN L192 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 176 [2019-11-24 10:18:13,967 WARN L192 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 176 [2019-11-24 10:18:14,124 WARN L192 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-11-24 10:18:14,312 WARN L192 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-11-24 10:18:14,481 WARN L192 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-11-24 10:18:14,638 WARN L192 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-11-24 10:18:14,808 WARN L192 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 177 [2019-11-24 10:18:14,975 WARN L192 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 177 [2019-11-24 10:18:15,137 WARN L192 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2019-11-24 10:18:15,319 WARN L192 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 177 [2019-11-24 10:18:15,492 WARN L192 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 177 [2019-11-24 10:18:15,656 WARN L192 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2019-11-24 10:18:15,833 WARN L192 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 178 [2019-11-24 10:18:16,004 WARN L192 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 178 [2019-11-24 10:18:16,176 WARN L192 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2019-11-24 10:18:16,354 WARN L192 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 179 [2019-11-24 10:18:16,537 WARN L192 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 179 [2019-11-24 10:18:16,711 WARN L192 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 179 [2019-11-24 10:18:16,713 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 21 [2019-11-24 10:18:16,732 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 21 [2019-11-24 10:18:18,517 WARN L192 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2019-11-24 10:18:18,626 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2019-11-24 10:18:21,112 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 31 [2019-11-24 10:18:21,444 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 31 [2019-11-24 10:18:21,701 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 31 [2019-11-24 10:18:22,619 WARN L192 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2019-11-24 10:18:22,723 WARN L192 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2019-11-24 10:18:22,826 WARN L192 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2019-11-24 10:18:26,530 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2019-11-24 10:18:26,730 WARN L192 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:18:26,833 WARN L192 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:18:26,935 WARN L192 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:18:27,053 WARN L192 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:18:27,159 WARN L192 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:18:27,266 WARN L192 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:18:27,375 WARN L192 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:18:27,483 WARN L192 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:18:27,592 WARN L192 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:18:27,719 WARN L192 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-11-24 10:18:27,832 WARN L192 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-11-24 10:18:27,946 WARN L192 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-11-24 10:18:28,067 WARN L192 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-11-24 10:18:28,180 WARN L192 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-11-24 10:18:28,293 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-11-24 10:18:28,418 WARN L192 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 166 [2019-11-24 10:18:28,534 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 166 [2019-11-24 10:18:28,648 WARN L192 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-11-24 10:18:28,778 WARN L192 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:18:28,899 WARN L192 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:18:29,017 WARN L192 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:18:29,147 WARN L192 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-11-24 10:18:29,269 WARN L192 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-11-24 10:18:29,390 WARN L192 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-11-24 10:18:29,522 WARN L192 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 173 [2019-11-24 10:18:29,654 WARN L192 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 173 [2019-11-24 10:18:29,784 WARN L192 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:18:29,926 WARN L192 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:18:30,063 WARN L192 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:18:30,195 WARN L192 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:18:30,334 WARN L192 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 174 [2019-11-24 10:18:30,477 WARN L192 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 174 [2019-11-24 10:18:30,617 WARN L192 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:18:30,763 WARN L192 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:18:30,902 WARN L192 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:18:31,040 WARN L192 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:18:31,193 WARN L192 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-11-24 10:18:31,337 WARN L192 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-11-24 10:18:31,481 WARN L192 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-11-24 10:18:31,640 WARN L192 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-11-24 10:18:31,789 WARN L192 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-11-24 10:18:31,938 WARN L192 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-11-24 10:18:32,095 WARN L192 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 178 [2019-11-24 10:18:32,251 WARN L192 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 178 [2019-11-24 10:18:32,406 WARN L192 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2019-11-24 10:18:32,573 WARN L192 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 177 [2019-11-24 10:18:32,744 WARN L192 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 177 [2019-11-24 10:18:32,898 WARN L192 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2019-11-24 10:18:33,053 WARN L192 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2019-11-24 10:18:33,215 WARN L192 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2019-11-24 10:18:33,368 WARN L192 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2019-11-24 10:18:33,539 WARN L192 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 178 [2019-11-24 10:18:33,700 WARN L192 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 178 [2019-11-24 10:18:33,859 WARN L192 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2019-11-24 10:18:34,042 WARN L192 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 179 [2019-11-24 10:18:34,215 WARN L192 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 179 [2019-11-24 10:18:34,381 WARN L192 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 179 [2019-11-24 10:18:34,562 WARN L192 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2019-11-24 10:18:34,737 WARN L192 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2019-11-24 10:18:34,907 WARN L192 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2019-11-24 10:18:35,090 WARN L192 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 186 [2019-11-24 10:18:35,274 WARN L192 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 186 [2019-11-24 10:18:35,453 WARN L192 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2019-11-24 10:18:35,455 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 21 [2019-11-24 10:18:35,474 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 21 [2019-11-24 10:18:39,304 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 31 [2019-11-24 10:18:39,550 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 31 [2019-11-24 10:18:39,808 INFO L180 IcfgInterpreter]: Interpretation finished [2019-11-24 10:18:39,819 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-11-24 10:18:39,819 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-11-24 10:18:39,820 INFO L168 Benchmark]: Toolchain (without parser) took 52261.71 ms. Allocated memory was 138.9 MB in the beginning and 1.1 GB in the end (delta: 952.1 MB). Free memory was 101.7 MB in the beginning and 821.0 MB in the end (delta: -719.3 MB). Peak memory consumption was 232.8 MB. Max. memory is 7.1 GB. [2019-11-24 10:18:39,821 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 138.9 MB. Free memory was 122.1 MB in the beginning and 121.9 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-11-24 10:18:39,822 INFO L168 Benchmark]: CACSL2BoogieTranslator took 733.06 ms. Allocated memory was 138.9 MB in the beginning and 203.4 MB in the end (delta: 64.5 MB). Free memory was 101.5 MB in the beginning and 164.8 MB in the end (delta: -63.4 MB). Peak memory consumption was 29.3 MB. Max. memory is 7.1 GB. [2019-11-24 10:18:39,823 INFO L168 Benchmark]: Boogie Procedure Inliner took 88.23 ms. Allocated memory is still 203.4 MB. Free memory was 164.8 MB in the beginning and 159.4 MB in the end (delta: 5.5 MB). Peak memory consumption was 5.5 MB. Max. memory is 7.1 GB. [2019-11-24 10:18:39,823 INFO L168 Benchmark]: Boogie Preprocessor took 77.50 ms. Allocated memory is still 203.4 MB. Free memory was 159.4 MB in the beginning and 154.6 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 7.1 GB. [2019-11-24 10:18:39,824 INFO L168 Benchmark]: RCFGBuilder took 2032.98 ms. Allocated memory was 203.4 MB in the beginning and 247.5 MB in the end (delta: 44.0 MB). Free memory was 154.6 MB in the beginning and 183.1 MB in the end (delta: -28.5 MB). Peak memory consumption was 110.1 MB. Max. memory is 7.1 GB. [2019-11-24 10:18:39,825 INFO L168 Benchmark]: Sifa took 49325.86 ms. Allocated memory was 247.5 MB in the beginning and 1.1 GB in the end (delta: 843.6 MB). Free memory was 183.1 MB in the beginning and 821.0 MB in the end (delta: -637.8 MB). Peak memory consumption was 205.8 MB. Max. memory is 7.1 GB. [2019-11-24 10:18:39,829 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 138.9 MB. Free memory was 122.1 MB in the beginning and 121.9 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 733.06 ms. Allocated memory was 138.9 MB in the beginning and 203.4 MB in the end (delta: 64.5 MB). Free memory was 101.5 MB in the beginning and 164.8 MB in the end (delta: -63.4 MB). Peak memory consumption was 29.3 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 88.23 ms. Allocated memory is still 203.4 MB. Free memory was 164.8 MB in the beginning and 159.4 MB in the end (delta: 5.5 MB). Peak memory consumption was 5.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 77.50 ms. Allocated memory is still 203.4 MB. Free memory was 159.4 MB in the beginning and 154.6 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 2032.98 ms. Allocated memory was 203.4 MB in the beginning and 247.5 MB in the end (delta: 44.0 MB). Free memory was 154.6 MB in the beginning and 183.1 MB in the end (delta: -28.5 MB). Peak memory consumption was 110.1 MB. Max. memory is 7.1 GB. * Sifa took 49325.86 ms. Allocated memory was 247.5 MB in the beginning and 1.1 GB in the end (delta: 843.6 MB). Free memory was 183.1 MB in the beginning and 821.0 MB in the end (delta: -637.8 MB). Peak memory consumption was 205.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 49290, 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]: 610, 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]: 477, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 17, FLUID_QUERY_TIME[ms]: 25, FLUID_QUERIES: 727, FLUID_YES_ANSWERS: 310, DOMAIN_JOIN_APPLICATIONS: 232, DOMAIN_JOIN_TIME[ms]: 41123, DOMAIN_ALPHA_APPLICATIONS: 310, DOMAIN_ALPHA_TIME[ms]: 6604, DOMAIN_WIDEN_APPLICATIONS: 4, DOMAIN_WIDEN_TIME[ms]: 224, DOMAIN_ISSUBSETEQ_APPLICATIONS: 16, DOMAIN_ISSUBSETEQ_TIME[ms]: 38, DOMAIN_ISBOTTOM_APPLICATIONS: 232, DOMAIN_ISBOTTOM_TIME[ms]: 454, LOOP_SUMMARIZER_APPLICATIONS: 12, LOOP_SUMMARIZER_CACHE_MISSES: 12, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 47942, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 47942, 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]: 9, REGEX_TO_DAG_TIME[ms]: 7, DAG_COMPRESSION_TIME[ms]: 104, DAG_COMPRESSION_PROCESSED_NODES: 2158, DAG_COMPRESSION_RETAINED_NODES: 403 - UnprovableResult [Line: 502]: 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 8298#(and (<= 21 ~u~0) (<= ~x~0 24) (<= 6 ~f~0) (<= 1 ~a~0) (= ~a25~0 1) (= ~a21~0 1) (<= 23 ~w~0) (<= 3 ~c~0) (<= ~c~0 3) (<= ~z~0 26) (<= 7 ~a28~0) (not (= ~a19~0 1)) (= ~a28~0 8) (<= ~a28~0 11) (<= 0 ~a25~0) (<= ~a19~0 1) (<= ULTIMATE.start_main_~input~0 6) (<= 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) (<= |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) (<= 4 ~d~0) (<= ~v~0 22) (<= ~u~0 21) (<= 26 ~z~0) (= ~a17~0 8) (<= 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...