/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_label42.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-24 10:16:49,470 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 10:16:49,472 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 10:16:49,489 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 10:16:49,489 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 10:16:49,491 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 10:16:49,493 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 10:16:49,502 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 10:16:49,505 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 10:16:49,508 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 10:16:49,510 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 10:16:49,511 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 10:16:49,511 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 10:16:49,513 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 10:16:49,515 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 10:16:49,516 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 10:16:49,518 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 10:16:49,518 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 10:16:49,520 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 10:16:49,524 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 10:16:49,528 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 10:16:49,532 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 10:16:49,533 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 10:16:49,533 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 10:16:49,535 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 10:16:49,535 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 10:16:49,535 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 10:16:49,537 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 10:16:49,538 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 10:16:49,539 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 10:16:49,539 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 10:16:49,540 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 10:16:49,540 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 10:16:49,541 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 10:16:49,542 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 10:16:49,542 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 10:16:49,543 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 10:16:49,543 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 10:16:49,543 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 10:16:49,544 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 10:16:49,545 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 10:16:49,546 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 10:16:49,572 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 10:16:49,572 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 10:16:49,573 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-24 10:16:49,573 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-24 10:16:49,573 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-24 10:16:49,574 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-24 10:16:49,574 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-24 10:16:49,574 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-24 10:16:49,574 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-24 10:16:49,574 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-24 10:16:49,575 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-24 10:16:49,575 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-24 10:16:49,575 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-24 10:16:49,575 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-24 10:16:49,575 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-24 10:16:49,576 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 10:16:49,576 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 10:16:49,576 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 10:16:49,576 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 10:16:49,577 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 10:16:49,577 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 10:16:49,577 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 10:16:49,577 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 10:16:49,577 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 10:16:49,578 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 10:16:49,578 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 10:16:49,578 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 10:16:49,578 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 10:16:49,578 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 10:16:49,579 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 10:16:49,579 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 10:16:49,579 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 10:16:49,579 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 10:16:49,579 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-24 10:16:49,580 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 10:16:49,580 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 10:16:49,580 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 10:16:49,580 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-24 10:16:49,848 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 10:16:49,873 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 10:16:49,876 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 10:16:49,877 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 10:16:49,878 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 10:16:49,878 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label42.c [2019-11-24 10:16:49,945 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ebe2be642/d8ce13e7b36b4eaeada91519f47bd570/FLAGbaa774028 [2019-11-24 10:16:50,463 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 10:16:50,464 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem02_label42.c [2019-11-24 10:16:50,474 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ebe2be642/d8ce13e7b36b4eaeada91519f47bd570/FLAGbaa774028 [2019-11-24 10:16:50,751 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ebe2be642/d8ce13e7b36b4eaeada91519f47bd570 [2019-11-24 10:16:50,761 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 10:16:50,763 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-24 10:16:50,764 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 10:16:50,764 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 10:16:50,767 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 10:16:50,768 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:16:50" (1/1) ... [2019-11-24 10:16:50,771 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@349920fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:50, skipping insertion in model container [2019-11-24 10:16:50,771 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:16:50" (1/1) ... [2019-11-24 10:16:50,779 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 10:16:50,829 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 10:16:51,369 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 10:16:51,379 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 10:16:51,481 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 10:16:51,508 INFO L208 MainTranslator]: Completed translation [2019-11-24 10:16:51,508 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:51 WrapperNode [2019-11-24 10:16:51,508 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 10:16:51,509 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 10:16:51,509 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 10:16:51,509 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 10:16:51,516 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:51" (1/1) ... [2019-11-24 10:16:51,534 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:51" (1/1) ... [2019-11-24 10:16:51,596 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 10:16:51,597 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 10:16:51,597 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 10:16:51,597 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 10:16:51,606 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:51" (1/1) ... [2019-11-24 10:16:51,606 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:51" (1/1) ... [2019-11-24 10:16:51,610 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:51" (1/1) ... [2019-11-24 10:16:51,610 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:51" (1/1) ... [2019-11-24 10:16:51,641 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:51" (1/1) ... [2019-11-24 10:16:51,664 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:51" (1/1) ... [2019-11-24 10:16:51,675 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:51" (1/1) ... [2019-11-24 10:16:51,685 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 10:16:51,686 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-24 10:16:51,686 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-24 10:16:51,686 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-24 10:16:51,688 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:51" (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 10:16:51,753 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-24 10:16:51,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-24 10:16:53,824 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-24 10:16:53,824 INFO L284 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-24 10:16:53,825 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:16:53 BoogieIcfgContainer [2019-11-24 10:16:53,825 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-24 10:16:53,826 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-11-24 10:16:53,826 INFO L271 PluginConnector]: Initializing Sifa... [2019-11-24 10:16:53,826 INFO L275 PluginConnector]: Sifa initialized [2019-11-24 10:16:53,828 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:16:53" (1/1) ... [2019-11-24 10:16:53,829 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 10:16:53,862 INFO L159 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-11-24 10:16:53,862 INFO L166 IcfgInterpreter]: Building call graph [2019-11-24 10:16:53,879 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-24 10:16:53,890 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-24 10:16:53,891 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-24 10:16:57,579 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 109 [2019-11-24 10:16:57,708 WARN L192 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-11-24 10:16:57,890 WARN L192 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-11-24 10:16:58,003 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-11-24 10:16:58,114 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-11-24 10:16:58,844 WARN L192 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 126 [2019-11-24 10:17:07,173 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 20 [2019-11-24 10:17:07,395 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 20 [2019-11-24 10:17:07,575 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 20 [2019-11-24 10:17:11,243 WARN L192 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2019-11-24 10:17:12,403 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-11-24 10:17:12,506 WARN L192 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-11-24 10:17:12,611 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-11-24 10:17:12,721 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 164 [2019-11-24 10:17:12,836 WARN L192 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 164 [2019-11-24 10:17:12,950 WARN L192 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:17:13,073 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:17:13,183 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:17:13,293 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:17:13,422 WARN L192 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 165 [2019-11-24 10:17:13,539 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 165 [2019-11-24 10:17:13,654 WARN L192 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:17:13,780 WARN L192 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:17:13,895 WARN L192 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:17:14,010 WARN L192 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:17:14,145 WARN L192 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 165 [2019-11-24 10:17:14,266 WARN L192 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 165 [2019-11-24 10:17:14,383 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:17:14,516 WARN L192 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-11-24 10:17:14,635 WARN L192 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-11-24 10:17:14,756 WARN L192 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-11-24 10:17:14,884 WARN L192 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:17:15,009 WARN L192 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:17:15,134 WARN L192 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:17:15,272 WARN L192 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-11-24 10:17:15,407 WARN L192 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-11-24 10:17:15,549 WARN L192 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-11-24 10:17:15,697 WARN L192 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:17:15,833 WARN L192 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:17:15,969 WARN L192 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:17:16,118 WARN L192 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:17:16,260 WARN L192 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:17:16,405 WARN L192 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:17:16,550 WARN L192 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:17:16,692 WARN L192 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:17:16,834 WARN L192 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:17:16,989 WARN L192 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:17:17,136 WARN L192 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:17:17,282 WARN L192 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:17:17,434 WARN L192 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-11-24 10:17:17,597 WARN L192 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-11-24 10:17:17,752 WARN L192 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-11-24 10:17:17,936 WARN L192 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 177 [2019-11-24 10:17:18,096 WARN L192 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 177 [2019-11-24 10:17:18,251 WARN L192 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-11-24 10:17:18,412 WARN L192 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 176 [2019-11-24 10:17:18,571 WARN L192 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 176 [2019-11-24 10:17:18,731 WARN L192 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-11-24 10:17:18,916 WARN L192 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-11-24 10:17:19,072 WARN L192 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-11-24 10:17:19,228 WARN L192 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-11-24 10:17:19,395 WARN L192 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 177 [2019-11-24 10:17:19,561 WARN L192 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 177 [2019-11-24 10:17:19,734 WARN L192 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2019-11-24 10:17:19,915 WARN L192 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 177 [2019-11-24 10:17:20,085 WARN L192 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 177 [2019-11-24 10:17:20,248 WARN L192 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2019-11-24 10:17:20,418 WARN L192 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 178 [2019-11-24 10:17:20,591 WARN L192 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 178 [2019-11-24 10:17:20,762 WARN L192 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2019-11-24 10:17:20,938 WARN L192 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 179 [2019-11-24 10:17:21,118 WARN L192 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 179 [2019-11-24 10:17:21,292 WARN L192 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 179 [2019-11-24 10:17:21,294 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 21 [2019-11-24 10:17:21,311 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 21 [2019-11-24 10:17:25,538 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 21 [2019-11-24 10:17:25,712 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 21 [2019-11-24 10:17:25,892 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 21 [2019-11-24 10:17:30,498 WARN L192 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:17:30,599 WARN L192 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:17:30,701 WARN L192 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:17:30,818 WARN L192 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:17:30,925 WARN L192 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:17:31,032 WARN L192 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:17:31,139 WARN L192 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:17:31,245 WARN L192 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:17:31,355 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:17:31,481 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-11-24 10:17:31,593 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-11-24 10:17:31,707 WARN L192 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-11-24 10:17:31,827 WARN L192 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-11-24 10:17:31,940 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-11-24 10:17:32,052 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-11-24 10:17:32,177 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 166 [2019-11-24 10:17:32,296 WARN L192 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 166 [2019-11-24 10:17:32,409 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-11-24 10:17:32,609 WARN L192 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 172 [2019-11-24 10:17:32,833 WARN L192 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 172 [2019-11-24 10:17:32,987 WARN L192 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 170 [2019-11-24 10:17:33,173 WARN L192 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-11-24 10:17:33,322 WARN L192 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-11-24 10:17:33,447 WARN L192 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-11-24 10:17:33,581 WARN L192 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 173 [2019-11-24 10:17:33,716 WARN L192 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 173 [2019-11-24 10:17:33,850 WARN L192 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:17:34,001 WARN L192 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:17:34,135 WARN L192 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:17:34,269 WARN L192 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:17:34,410 WARN L192 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 174 [2019-11-24 10:17:34,553 WARN L192 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 174 [2019-11-24 10:17:34,693 WARN L192 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:17:34,840 WARN L192 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:17:34,980 WARN L192 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:17:35,119 WARN L192 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:17:35,267 WARN L192 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-11-24 10:17:35,413 WARN L192 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-11-24 10:17:35,558 WARN L192 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-11-24 10:17:35,719 WARN L192 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-11-24 10:17:35,870 WARN L192 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-11-24 10:17:36,020 WARN L192 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-11-24 10:17:36,179 WARN L192 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 178 [2019-11-24 10:17:36,345 WARN L192 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 178 [2019-11-24 10:17:36,502 WARN L192 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2019-11-24 10:17:36,670 WARN L192 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 177 [2019-11-24 10:17:36,831 WARN L192 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 177 [2019-11-24 10:17:37,002 WARN L192 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2019-11-24 10:17:37,158 WARN L192 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2019-11-24 10:17:37,313 WARN L192 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2019-11-24 10:17:37,468 WARN L192 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2019-11-24 10:17:37,647 WARN L192 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 178 [2019-11-24 10:17:37,811 WARN L192 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 178 [2019-11-24 10:17:37,974 WARN L192 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2019-11-24 10:17:38,149 WARN L192 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 179 [2019-11-24 10:17:38,327 WARN L192 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 179 [2019-11-24 10:17:38,496 WARN L192 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 179 [2019-11-24 10:17:38,679 WARN L192 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2019-11-24 10:17:38,857 WARN L192 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2019-11-24 10:17:39,030 WARN L192 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2019-11-24 10:17:39,215 WARN L192 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 186 [2019-11-24 10:17:39,402 WARN L192 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 186 [2019-11-24 10:17:39,585 WARN L192 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2019-11-24 10:17:39,587 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 21 [2019-11-24 10:17:39,606 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 21 [2019-11-24 10:17:43,705 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 21 [2019-11-24 10:17:43,903 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 21 [2019-11-24 10:17:44,083 INFO L180 IcfgInterpreter]: Interpretation finished [2019-11-24 10:17:44,095 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-11-24 10:17:44,095 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-11-24 10:17:44,097 INFO L168 Benchmark]: Toolchain (without parser) took 53334.60 ms. Allocated memory was 144.7 MB in the beginning and 1.1 GB in the end (delta: 923.8 MB). Free memory was 100.0 MB in the beginning and 765.9 MB in the end (delta: -665.8 MB). Peak memory consumption was 258.0 MB. Max. memory is 7.1 GB. [2019-11-24 10:17:44,098 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 144.7 MB. Free memory was 119.8 MB in the beginning and 119.6 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2019-11-24 10:17:44,099 INFO L168 Benchmark]: CACSL2BoogieTranslator took 744.95 ms. Allocated memory was 144.7 MB in the beginning and 204.5 MB in the end (delta: 59.8 MB). Free memory was 99.8 MB in the beginning and 170.9 MB in the end (delta: -71.1 MB). Peak memory consumption was 30.0 MB. Max. memory is 7.1 GB. [2019-11-24 10:17:44,100 INFO L168 Benchmark]: Boogie Procedure Inliner took 87.76 ms. Allocated memory is still 204.5 MB. Free memory was 170.9 MB in the beginning and 165.3 MB in the end (delta: 5.6 MB). Peak memory consumption was 5.6 MB. Max. memory is 7.1 GB. [2019-11-24 10:17:44,100 INFO L168 Benchmark]: Boogie Preprocessor took 88.72 ms. Allocated memory is still 204.5 MB. Free memory was 165.3 MB in the beginning and 160.1 MB in the end (delta: 5.2 MB). Peak memory consumption was 5.2 MB. Max. memory is 7.1 GB. [2019-11-24 10:17:44,101 INFO L168 Benchmark]: RCFGBuilder took 2139.70 ms. Allocated memory was 204.5 MB in the beginning and 251.1 MB in the end (delta: 46.7 MB). Free memory was 160.1 MB in the beginning and 196.9 MB in the end (delta: -36.8 MB). Peak memory consumption was 114.6 MB. Max. memory is 7.1 GB. [2019-11-24 10:17:44,102 INFO L168 Benchmark]: Sifa took 50269.60 ms. Allocated memory was 251.1 MB in the beginning and 1.1 GB in the end (delta: 817.4 MB). Free memory was 196.9 MB in the beginning and 765.9 MB in the end (delta: -569.0 MB). Peak memory consumption was 248.4 MB. Max. memory is 7.1 GB. [2019-11-24 10:17:44,105 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 144.7 MB. Free memory was 119.8 MB in the beginning and 119.6 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 744.95 ms. Allocated memory was 144.7 MB in the beginning and 204.5 MB in the end (delta: 59.8 MB). Free memory was 99.8 MB in the beginning and 170.9 MB in the end (delta: -71.1 MB). Peak memory consumption was 30.0 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 87.76 ms. Allocated memory is still 204.5 MB. Free memory was 170.9 MB in the beginning and 165.3 MB in the end (delta: 5.6 MB). Peak memory consumption was 5.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 88.72 ms. Allocated memory is still 204.5 MB. Free memory was 165.3 MB in the beginning and 160.1 MB in the end (delta: 5.2 MB). Peak memory consumption was 5.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 2139.70 ms. Allocated memory was 204.5 MB in the beginning and 251.1 MB in the end (delta: 46.7 MB). Free memory was 160.1 MB in the beginning and 196.9 MB in the end (delta: -36.8 MB). Peak memory consumption was 114.6 MB. Max. memory is 7.1 GB. * Sifa took 50269.60 ms. Allocated memory was 251.1 MB in the beginning and 1.1 GB in the end (delta: 817.4 MB). Free memory was 196.9 MB in the beginning and 765.9 MB in the end (delta: -569.0 MB). Peak memory consumption was 248.4 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]: 50222, 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]: 614, 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]: 484, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 14, FLUID_QUERY_TIME[ms]: 27, FLUID_QUERIES: 727, FLUID_YES_ANSWERS: 310, DOMAIN_JOIN_APPLICATIONS: 232, DOMAIN_JOIN_TIME[ms]: 42432, DOMAIN_ALPHA_APPLICATIONS: 310, DOMAIN_ALPHA_TIME[ms]: 6153, DOMAIN_WIDEN_APPLICATIONS: 4, DOMAIN_WIDEN_TIME[ms]: 305, DOMAIN_ISSUBSETEQ_APPLICATIONS: 16, DOMAIN_ISSUBSETEQ_TIME[ms]: 48, DOMAIN_ISBOTTOM_APPLICATIONS: 232, DOMAIN_ISBOTTOM_TIME[ms]: 419, LOOP_SUMMARIZER_APPLICATIONS: 12, LOOP_SUMMARIZER_CACHE_MISSES: 12, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 48963, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 48962, 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]: 6, DAG_COMPRESSION_TIME[ms]: 101, DAG_COMPRESSION_PROCESSED_NODES: 2153, DAG_COMPRESSION_RETAINED_NODES: 403 - UnprovableResult [Line: 472]: 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 8330#(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 8) (<= ~a28~0 11) (<= 0 ~a25~0) (<= ~a19~0 1) (= ~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) (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) (<= 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...