/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_label24.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-24 10:14:56,202 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 10:14:56,205 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 10:14:56,217 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 10:14:56,217 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 10:14:56,218 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 10:14:56,219 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 10:14:56,221 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 10:14:56,223 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 10:14:56,223 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 10:14:56,224 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 10:14:56,225 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 10:14:56,226 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 10:14:56,227 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 10:14:56,227 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 10:14:56,229 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 10:14:56,229 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 10:14:56,230 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 10:14:56,232 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 10:14:56,234 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 10:14:56,235 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 10:14:56,237 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 10:14:56,238 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 10:14:56,238 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 10:14:56,241 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 10:14:56,241 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 10:14:56,241 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 10:14:56,242 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 10:14:56,243 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 10:14:56,243 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 10:14:56,244 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 10:14:56,245 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 10:14:56,245 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 10:14:56,246 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 10:14:56,247 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 10:14:56,247 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 10:14:56,248 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 10:14:56,248 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 10:14:56,248 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 10:14:56,249 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 10:14:56,250 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 10:14:56,251 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 10:14:56,266 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 10:14:56,266 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 10:14:56,267 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-24 10:14:56,267 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-24 10:14:56,267 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-24 10:14:56,267 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-24 10:14:56,268 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-24 10:14:56,268 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-24 10:14:56,268 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-24 10:14:56,268 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-24 10:14:56,268 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-24 10:14:56,268 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-24 10:14:56,269 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-24 10:14:56,269 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-24 10:14:56,269 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-24 10:14:56,270 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 10:14:56,270 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 10:14:56,270 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 10:14:56,270 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 10:14:56,271 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 10:14:56,271 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 10:14:56,271 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 10:14:56,271 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 10:14:56,271 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 10:14:56,271 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 10:14:56,272 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 10:14:56,272 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 10:14:56,272 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 10:14:56,272 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 10:14:56,272 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 10:14:56,273 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 10:14:56,273 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 10:14:56,273 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 10:14:56,273 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-24 10:14:56,273 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 10:14:56,274 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 10:14:56,274 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 10:14:56,274 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-24 10:14:56,541 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 10:14:56,557 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 10:14:56,561 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 10:14:56,562 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 10:14:56,563 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 10:14:56,564 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label24.c [2019-11-24 10:14:56,632 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/512aeff96/1c21b67f93ef47d293334bd5d9b1df99/FLAG95f1784e6 [2019-11-24 10:14:57,218 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 10:14:57,219 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem02_label24.c [2019-11-24 10:14:57,234 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/512aeff96/1c21b67f93ef47d293334bd5d9b1df99/FLAG95f1784e6 [2019-11-24 10:14:57,475 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/512aeff96/1c21b67f93ef47d293334bd5d9b1df99 [2019-11-24 10:14:57,485 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 10:14:57,487 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-24 10:14:57,488 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 10:14:57,488 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 10:14:57,491 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 10:14:57,492 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:14:57" (1/1) ... [2019-11-24 10:14:57,495 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38d15d4d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:14:57, skipping insertion in model container [2019-11-24 10:14:57,495 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:14:57" (1/1) ... [2019-11-24 10:14:57,502 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 10:14:57,558 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 10:14:58,041 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 10:14:58,056 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 10:14:58,205 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 10:14:58,221 INFO L208 MainTranslator]: Completed translation [2019-11-24 10:14:58,221 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:14:58 WrapperNode [2019-11-24 10:14:58,221 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 10:14:58,222 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 10:14:58,222 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 10:14:58,222 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 10:14:58,231 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:14:58" (1/1) ... [2019-11-24 10:14:58,249 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:14:58" (1/1) ... [2019-11-24 10:14:58,312 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 10:14:58,313 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 10:14:58,313 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 10:14:58,313 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 10:14:58,321 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:14:58" (1/1) ... [2019-11-24 10:14:58,321 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:14:58" (1/1) ... [2019-11-24 10:14:58,325 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:14:58" (1/1) ... [2019-11-24 10:14:58,326 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:14:58" (1/1) ... [2019-11-24 10:14:58,351 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:14:58" (1/1) ... [2019-11-24 10:14:58,369 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:14:58" (1/1) ... [2019-11-24 10:14:58,374 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:14:58" (1/1) ... [2019-11-24 10:14:58,384 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 10:14:58,385 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-24 10:14:58,385 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-24 10:14:58,385 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-24 10:14:58,386 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:14:58" (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 10:14:58,462 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-24 10:14:58,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-24 10:15:00,469 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-24 10:15:00,470 INFO L284 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-24 10:15:00,471 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:15:00 BoogieIcfgContainer [2019-11-24 10:15:00,471 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-24 10:15:00,472 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-11-24 10:15:00,472 INFO L271 PluginConnector]: Initializing Sifa... [2019-11-24 10:15:00,472 INFO L275 PluginConnector]: Sifa initialized [2019-11-24 10:15:00,474 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:15:00" (1/1) ... [2019-11-24 10:15:00,474 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 10:15:00,498 INFO L159 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-11-24 10:15:00,498 INFO L166 IcfgInterpreter]: Building call graph [2019-11-24 10:15:00,510 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-24 10:15:00,521 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-24 10:15:00,523 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-24 10:15:04,335 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-11-24 10:15:04,452 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-11-24 10:15:04,744 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2019-11-24 10:15:04,850 WARN L192 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2019-11-24 10:15:04,956 WARN L192 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2019-11-24 10:15:05,154 WARN L192 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2019-11-24 10:15:05,333 WARN L192 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 126 [2019-11-24 10:15:12,471 WARN L192 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 125 [2019-11-24 10:15:12,619 WARN L192 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2019-11-24 10:15:12,780 WARN L192 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2019-11-24 10:15:12,934 WARN L192 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2019-11-24 10:15:13,087 WARN L192 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2019-11-24 10:15:15,451 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 34 [2019-11-24 10:15:15,611 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 34 [2019-11-24 10:15:15,751 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 34 [2019-11-24 10:15:17,111 WARN L192 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2019-11-24 10:15:20,423 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2019-11-24 10:15:20,530 WARN L192 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2019-11-24 10:15:20,640 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2019-11-24 10:15:20,756 WARN L192 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 162 [2019-11-24 10:15:20,865 WARN L192 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 162 [2019-11-24 10:15:20,973 WARN L192 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2019-11-24 10:15:21,092 WARN L192 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2019-11-24 10:15:21,203 WARN L192 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2019-11-24 10:15:21,309 WARN L192 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2019-11-24 10:15:21,435 WARN L192 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 163 [2019-11-24 10:15:21,560 WARN L192 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 163 [2019-11-24 10:15:21,674 WARN L192 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-11-24 10:15:21,795 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-11-24 10:15:21,907 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-11-24 10:15:22,020 WARN L192 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-11-24 10:15:22,167 WARN L192 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 163 [2019-11-24 10:15:22,284 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 163 [2019-11-24 10:15:22,400 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-11-24 10:15:22,527 WARN L192 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2019-11-24 10:15:22,645 WARN L192 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2019-11-24 10:15:22,763 WARN L192 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2019-11-24 10:15:22,892 WARN L192 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-11-24 10:15:23,017 WARN L192 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-11-24 10:15:23,142 WARN L192 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-11-24 10:15:23,280 WARN L192 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-11-24 10:15:23,423 WARN L192 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-11-24 10:15:23,554 WARN L192 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-11-24 10:15:23,702 WARN L192 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:15:23,847 WARN L192 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:15:23,981 WARN L192 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:15:24,128 WARN L192 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-11-24 10:15:24,267 WARN L192 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-11-24 10:15:24,407 WARN L192 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-11-24 10:15:24,551 WARN L192 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-11-24 10:15:24,691 WARN L192 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-11-24 10:15:24,831 WARN L192 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-11-24 10:15:24,984 WARN L192 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:15:25,130 WARN L192 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:15:25,275 WARN L192 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:15:25,432 WARN L192 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:15:25,587 WARN L192 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:15:25,737 WARN L192 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:15:25,908 WARN L192 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 175 [2019-11-24 10:15:26,066 WARN L192 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 175 [2019-11-24 10:15:26,222 WARN L192 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:15:26,391 WARN L192 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 174 [2019-11-24 10:15:26,551 WARN L192 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 174 [2019-11-24 10:15:26,708 WARN L192 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:15:26,870 WARN L192 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:15:27,025 WARN L192 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:15:27,193 WARN L192 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:15:27,358 WARN L192 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 175 [2019-11-24 10:15:27,524 WARN L192 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 175 [2019-11-24 10:15:27,693 WARN L192 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-11-24 10:15:27,868 WARN L192 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 175 [2019-11-24 10:15:28,036 WARN L192 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 175 [2019-11-24 10:15:28,196 WARN L192 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-11-24 10:15:28,363 WARN L192 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 176 [2019-11-24 10:15:28,531 WARN L192 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 176 [2019-11-24 10:15:28,699 WARN L192 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-11-24 10:15:28,879 WARN L192 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2019-11-24 10:15:29,051 WARN L192 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2019-11-24 10:15:29,227 WARN L192 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2019-11-24 10:15:29,228 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 19 [2019-11-24 10:15:29,253 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 19 [2019-11-24 10:15:33,594 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 35 [2019-11-24 10:15:33,682 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 35 [2019-11-24 10:15:33,792 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 35 [2019-11-24 10:15:38,132 WARN L192 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2019-11-24 10:15:38,344 WARN L192 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2019-11-24 10:15:38,447 WARN L192 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2019-11-24 10:15:39,159 WARN L192 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-11-24 10:15:39,264 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-11-24 10:15:39,369 WARN L192 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-11-24 10:15:39,481 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-11-24 10:15:39,586 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-11-24 10:15:39,691 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-11-24 10:15:39,812 WARN L192 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:15:39,922 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:15:40,033 WARN L192 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:15:40,145 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:15:40,255 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:15:40,366 WARN L192 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:15:40,491 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 164 [2019-11-24 10:15:40,610 WARN L192 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 164 [2019-11-24 10:15:40,721 WARN L192 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:15:40,842 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-11-24 10:15:40,958 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-11-24 10:15:41,072 WARN L192 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-11-24 10:15:41,204 WARN L192 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-11-24 10:15:41,324 WARN L192 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-11-24 10:15:41,443 WARN L192 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-11-24 10:15:41,573 WARN L192 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 171 [2019-11-24 10:15:41,710 WARN L192 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 171 [2019-11-24 10:15:41,837 WARN L192 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:15:41,976 WARN L192 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-11-24 10:15:42,107 WARN L192 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-11-24 10:15:42,236 WARN L192 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-11-24 10:15:42,372 WARN L192 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 172 [2019-11-24 10:15:42,509 WARN L192 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 172 [2019-11-24 10:15:42,644 WARN L192 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:15:42,791 WARN L192 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:15:42,927 WARN L192 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:15:43,062 WARN L192 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:15:43,204 WARN L192 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:15:43,345 WARN L192 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:15:43,485 WARN L192 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:15:43,639 WARN L192 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:15:43,784 WARN L192 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:15:43,934 WARN L192 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:15:44,098 WARN L192 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 176 [2019-11-24 10:15:44,255 WARN L192 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 176 [2019-11-24 10:15:44,409 WARN L192 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-11-24 10:15:44,574 WARN L192 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 175 [2019-11-24 10:15:44,731 WARN L192 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 175 [2019-11-24 10:15:44,882 WARN L192 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-11-24 10:15:45,033 WARN L192 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-11-24 10:15:45,187 WARN L192 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-11-24 10:15:45,338 WARN L192 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-11-24 10:15:45,511 WARN L192 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 176 [2019-11-24 10:15:45,669 WARN L192 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 176 [2019-11-24 10:15:45,825 WARN L192 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-11-24 10:15:45,991 WARN L192 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 177 [2019-11-24 10:15:46,160 WARN L192 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 177 [2019-11-24 10:15:46,330 WARN L192 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2019-11-24 10:15:46,507 WARN L192 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2019-11-24 10:15:46,674 WARN L192 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2019-11-24 10:15:46,842 WARN L192 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2019-11-24 10:15:47,073 WARN L192 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 184 [2019-11-24 10:15:47,254 WARN L192 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 184 [2019-11-24 10:15:47,431 WARN L192 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-11-24 10:15:47,433 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 19 [2019-11-24 10:15:47,457 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 19 [2019-11-24 10:15:51,674 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 35 [2019-11-24 10:15:51,776 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 35 [2019-11-24 10:15:51,887 INFO L180 IcfgInterpreter]: Interpretation finished [2019-11-24 10:15:51,901 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-11-24 10:15:51,901 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-11-24 10:15:51,903 INFO L168 Benchmark]: Toolchain (without parser) took 54416.34 ms. Allocated memory was 135.8 MB in the beginning and 1.0 GB in the end (delta: 895.0 MB). Free memory was 98.3 MB in the beginning and 513.2 MB in the end (delta: -414.9 MB). Peak memory consumption was 480.0 MB. Max. memory is 7.1 GB. [2019-11-24 10:15:51,904 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 135.8 MB. Free memory was 117.7 MB in the beginning and 117.5 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-11-24 10:15:51,904 INFO L168 Benchmark]: CACSL2BoogieTranslator took 733.75 ms. Allocated memory was 135.8 MB in the beginning and 201.3 MB in the end (delta: 65.5 MB). Free memory was 98.1 MB in the beginning and 162.2 MB in the end (delta: -64.1 MB). Peak memory consumption was 27.4 MB. Max. memory is 7.1 GB. [2019-11-24 10:15:51,905 INFO L168 Benchmark]: Boogie Procedure Inliner took 90.93 ms. Allocated memory is still 201.3 MB. Free memory was 162.2 MB in the beginning and 156.4 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 7.1 GB. [2019-11-24 10:15:51,906 INFO L168 Benchmark]: Boogie Preprocessor took 71.21 ms. Allocated memory is still 201.3 MB. Free memory was 156.4 MB in the beginning and 152.1 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2019-11-24 10:15:51,907 INFO L168 Benchmark]: RCFGBuilder took 2086.95 ms. Allocated memory was 201.3 MB in the beginning and 255.3 MB in the end (delta: 54.0 MB). Free memory was 152.1 MB in the beginning and 198.4 MB in the end (delta: -46.3 MB). Peak memory consumption was 110.5 MB. Max. memory is 7.1 GB. [2019-11-24 10:15:51,907 INFO L168 Benchmark]: Sifa took 51429.39 ms. Allocated memory was 255.3 MB in the beginning and 1.0 GB in the end (delta: 775.4 MB). Free memory was 198.4 MB in the beginning and 513.2 MB in the end (delta: -314.8 MB). Peak memory consumption was 460.6 MB. Max. memory is 7.1 GB. [2019-11-24 10:15:51,920 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 135.8 MB. Free memory was 117.7 MB in the beginning and 117.5 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 733.75 ms. Allocated memory was 135.8 MB in the beginning and 201.3 MB in the end (delta: 65.5 MB). Free memory was 98.1 MB in the beginning and 162.2 MB in the end (delta: -64.1 MB). Peak memory consumption was 27.4 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 90.93 ms. Allocated memory is still 201.3 MB. Free memory was 162.2 MB in the beginning and 156.4 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 71.21 ms. Allocated memory is still 201.3 MB. Free memory was 156.4 MB in the beginning and 152.1 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 2086.95 ms. Allocated memory was 201.3 MB in the beginning and 255.3 MB in the end (delta: 54.0 MB). Free memory was 152.1 MB in the beginning and 198.4 MB in the end (delta: -46.3 MB). Peak memory consumption was 110.5 MB. Max. memory is 7.1 GB. * Sifa took 51429.39 ms. Allocated memory was 255.3 MB in the beginning and 1.0 GB in the end (delta: 775.4 MB). Free memory was 198.4 MB in the beginning and 513.2 MB in the end (delta: -314.8 MB). Peak memory consumption was 460.6 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]: 51390, 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]: 660, 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]: 514, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 24, FLUID_QUERY_TIME[ms]: 29, FLUID_QUERIES: 727, FLUID_YES_ANSWERS: 310, DOMAIN_JOIN_APPLICATIONS: 232, DOMAIN_JOIN_TIME[ms]: 43421, DOMAIN_ALPHA_APPLICATIONS: 310, DOMAIN_ALPHA_TIME[ms]: 6065, DOMAIN_WIDEN_APPLICATIONS: 4, DOMAIN_WIDEN_TIME[ms]: 419, DOMAIN_ISSUBSETEQ_APPLICATIONS: 16, DOMAIN_ISSUBSETEQ_TIME[ms]: 51, DOMAIN_ISBOTTOM_APPLICATIONS: 232, DOMAIN_ISBOTTOM_TIME[ms]: 476, LOOP_SUMMARIZER_APPLICATIONS: 12, LOOP_SUMMARIZER_CACHE_MISSES: 12, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 50235, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 50234, 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]: 4, PATH_EXPR_TIME[ms]: 11, REGEX_TO_DAG_TIME[ms]: 10, DAG_COMPRESSION_TIME[ms]: 128, DAG_COMPRESSION_PROCESSED_NODES: 2228, DAG_COMPRESSION_RETAINED_NODES: 403 - UnprovableResult [Line: 514]: 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 8282#(and (<= 21 ~u~0) (<= ~x~0 24) (<= 6 ~f~0) (<= 1 ~a~0) (= ~a21~0 1) (not (= ~a11~0 1)) (<= 23 ~w~0) (<= 3 ~c~0) (<= ~c~0 3) (<= ~z~0 26) (<= 7 ~a28~0) (= ~a28~0 9) (<= ~a28~0 11) (<= 0 ~a25~0) (<= ~a19~0 1) (= ~a19~0 1) (<= ULTIMATE.start_main_~input~0 6) (<= ULTIMATE.start_calculate_output_~input 6) (<= ~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...