/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_label11.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-24 10:13:15,413 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 10:13:15,414 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 10:13:15,426 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 10:13:15,426 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 10:13:15,427 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 10:13:15,428 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 10:13:15,430 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 10:13:15,432 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 10:13:15,432 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 10:13:15,433 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 10:13:15,434 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 10:13:15,435 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 10:13:15,436 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 10:13:15,437 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 10:13:15,438 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 10:13:15,438 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 10:13:15,439 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 10:13:15,441 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 10:13:15,443 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 10:13:15,445 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 10:13:15,446 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 10:13:15,447 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 10:13:15,448 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 10:13:15,450 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 10:13:15,450 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 10:13:15,450 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 10:13:15,451 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 10:13:15,452 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 10:13:15,452 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 10:13:15,453 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 10:13:15,453 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 10:13:15,454 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 10:13:15,455 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 10:13:15,456 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 10:13:15,456 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 10:13:15,457 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 10:13:15,457 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 10:13:15,457 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 10:13:15,458 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 10:13:15,459 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 10:13:15,460 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 10:13:15,475 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 10:13:15,475 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 10:13:15,476 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-24 10:13:15,476 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-24 10:13:15,476 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-24 10:13:15,476 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-24 10:13:15,477 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-24 10:13:15,477 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-24 10:13:15,477 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-24 10:13:15,477 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-24 10:13:15,477 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-24 10:13:15,478 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-24 10:13:15,478 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-24 10:13:15,478 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-24 10:13:15,478 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-24 10:13:15,479 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 10:13:15,479 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 10:13:15,479 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 10:13:15,480 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 10:13:15,480 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 10:13:15,480 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 10:13:15,480 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 10:13:15,480 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 10:13:15,481 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 10:13:15,481 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 10:13:15,481 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 10:13:15,481 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 10:13:15,481 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 10:13:15,482 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 10:13:15,482 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 10:13:15,482 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 10:13:15,482 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 10:13:15,482 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 10:13:15,483 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-24 10:13:15,483 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 10:13:15,483 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 10:13:15,483 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 10:13:15,483 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-24 10:13:15,746 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 10:13:15,761 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 10:13:15,765 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 10:13:15,766 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 10:13:15,766 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 10:13:15,767 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label11.c [2019-11-24 10:13:15,839 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/165ed9c33/293e6a4983434534a27d7301f94027e5/FLAG31cc08442 [2019-11-24 10:13:16,376 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 10:13:16,376 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem02_label11.c [2019-11-24 10:13:16,395 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/165ed9c33/293e6a4983434534a27d7301f94027e5/FLAG31cc08442 [2019-11-24 10:13:16,660 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/165ed9c33/293e6a4983434534a27d7301f94027e5 [2019-11-24 10:13:16,668 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 10:13:16,669 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-24 10:13:16,670 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 10:13:16,670 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 10:13:16,674 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 10:13:16,675 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:13:16" (1/1) ... [2019-11-24 10:13:16,679 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75ea3cfb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:16, skipping insertion in model container [2019-11-24 10:13:16,679 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:13:16" (1/1) ... [2019-11-24 10:13:16,689 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 10:13:16,747 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 10:13:17,158 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 10:13:17,163 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 10:13:17,395 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 10:13:17,413 INFO L208 MainTranslator]: Completed translation [2019-11-24 10:13:17,414 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:17 WrapperNode [2019-11-24 10:13:17,414 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 10:13:17,414 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 10:13:17,415 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 10:13:17,415 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 10:13:17,423 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:17" (1/1) ... [2019-11-24 10:13:17,441 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:17" (1/1) ... [2019-11-24 10:13:17,504 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 10:13:17,504 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 10:13:17,504 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 10:13:17,505 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 10:13:17,514 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:17" (1/1) ... [2019-11-24 10:13:17,515 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:17" (1/1) ... [2019-11-24 10:13:17,519 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:17" (1/1) ... [2019-11-24 10:13:17,519 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:17" (1/1) ... [2019-11-24 10:13:17,548 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:17" (1/1) ... [2019-11-24 10:13:17,569 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:17" (1/1) ... [2019-11-24 10:13:17,581 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:17" (1/1) ... [2019-11-24 10:13:17,591 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 10:13:17,592 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-24 10:13:17,592 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-24 10:13:17,593 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-24 10:13:17,594 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:17" (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 10:13:17,672 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-24 10:13:17,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-24 10:13:19,642 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-24 10:13:19,642 INFO L284 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-24 10:13:19,644 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:13:19 BoogieIcfgContainer [2019-11-24 10:13:19,644 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-24 10:13:19,644 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-11-24 10:13:19,645 INFO L271 PluginConnector]: Initializing Sifa... [2019-11-24 10:13:19,645 INFO L275 PluginConnector]: Sifa initialized [2019-11-24 10:13:19,646 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:13:19" (1/1) ... [2019-11-24 10:13:19,647 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 10:13:19,670 INFO L159 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-11-24 10:13:19,670 INFO L166 IcfgInterpreter]: Building call graph [2019-11-24 10:13:19,678 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-24 10:13:19,687 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-24 10:13:19,688 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-24 10:13:20,070 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-11-24 10:13:23,231 WARN L192 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-11-24 10:13:23,918 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2019-11-24 10:13:24,300 WARN L192 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2019-11-24 10:13:24,429 WARN L192 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 126 [2019-11-24 10:13:27,676 WARN L192 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2019-11-24 10:13:33,464 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 28 [2019-11-24 10:13:33,546 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 28 [2019-11-24 10:13:33,631 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 28 [2019-11-24 10:13:35,067 WARN L192 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 149 [2019-11-24 10:13:38,081 WARN L192 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2019-11-24 10:13:38,386 WARN L192 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2019-11-24 10:13:38,488 WARN L192 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2019-11-24 10:13:38,591 WARN L192 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2019-11-24 10:13:38,701 WARN L192 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 163 [2019-11-24 10:13:38,818 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 163 [2019-11-24 10:13:38,928 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-11-24 10:13:39,046 WARN L192 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-11-24 10:13:39,155 WARN L192 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-11-24 10:13:39,272 WARN L192 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-11-24 10:13:39,387 WARN L192 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 164 [2019-11-24 10:13:39,503 WARN L192 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 164 [2019-11-24 10:13:39,617 WARN L192 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:13:39,760 WARN L192 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:13:39,874 WARN L192 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:13:39,989 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:13:40,147 WARN L192 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 164 [2019-11-24 10:13:40,266 WARN L192 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 164 [2019-11-24 10:13:40,380 WARN L192 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:13:40,510 WARN L192 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-11-24 10:13:40,632 WARN L192 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-11-24 10:13:40,751 WARN L192 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-11-24 10:13:40,876 WARN L192 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-11-24 10:13:41,001 WARN L192 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-11-24 10:13:41,126 WARN L192 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-11-24 10:13:41,265 WARN L192 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:13:41,405 WARN L192 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:13:41,542 WARN L192 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:13:41,700 WARN L192 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-11-24 10:13:41,835 WARN L192 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-11-24 10:13:41,970 WARN L192 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-11-24 10:13:42,117 WARN L192 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:13:42,258 WARN L192 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:13:42,398 WARN L192 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:13:42,542 WARN L192 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:13:42,683 WARN L192 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:13:42,823 WARN L192 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:13:42,977 WARN L192 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:13:43,122 WARN L192 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:13:43,268 WARN L192 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:13:43,427 WARN L192 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:13:43,579 WARN L192 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:13:43,730 WARN L192 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:13:43,900 WARN L192 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 176 [2019-11-24 10:13:44,059 WARN L192 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 176 [2019-11-24 10:13:44,216 WARN L192 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-11-24 10:13:44,379 WARN L192 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 175 [2019-11-24 10:13:44,539 WARN L192 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 175 [2019-11-24 10:13:44,697 WARN L192 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-11-24 10:13:44,869 WARN L192 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-11-24 10:13:45,025 WARN L192 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-11-24 10:13:45,193 WARN L192 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-11-24 10:13:45,366 WARN L192 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 176 [2019-11-24 10:13:45,531 WARN L192 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 176 [2019-11-24 10:13:45,693 WARN L192 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-11-24 10:13:45,872 WARN L192 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 176 [2019-11-24 10:13:46,040 WARN L192 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 176 [2019-11-24 10:13:46,202 WARN L192 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-11-24 10:13:46,372 WARN L192 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 177 [2019-11-24 10:13:46,543 WARN L192 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 177 [2019-11-24 10:13:46,712 WARN L192 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2019-11-24 10:13:46,886 WARN L192 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2019-11-24 10:13:47,060 WARN L192 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2019-11-24 10:13:47,241 WARN L192 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2019-11-24 10:13:47,242 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 20 [2019-11-24 10:13:47,270 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 20 [2019-11-24 10:13:51,639 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 29 [2019-11-24 10:13:51,734 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 29 [2019-11-24 10:13:51,842 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 29 [2019-11-24 10:13:55,838 WARN L192 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2019-11-24 10:13:56,081 WARN L192 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2019-11-24 10:13:56,250 WARN L192 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2019-11-24 10:13:56,647 WARN L192 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-11-24 10:13:56,754 WARN L192 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-11-24 10:13:56,855 WARN L192 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-11-24 10:13:56,971 WARN L192 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:13:57,078 WARN L192 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:13:57,185 WARN L192 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:13:57,293 WARN L192 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:13:57,401 WARN L192 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:13:57,508 WARN L192 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:13:57,630 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:13:57,743 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:13:57,857 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:13:57,977 WARN L192 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:13:58,092 WARN L192 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:13:58,205 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:13:58,329 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 165 [2019-11-24 10:13:58,446 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 165 [2019-11-24 10:13:58,559 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:13:58,680 WARN L192 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-11-24 10:13:58,797 WARN L192 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-11-24 10:13:58,915 WARN L192 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-11-24 10:13:59,047 WARN L192 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:13:59,169 WARN L192 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:13:59,291 WARN L192 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:13:59,423 WARN L192 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 172 [2019-11-24 10:13:59,556 WARN L192 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 172 [2019-11-24 10:13:59,684 WARN L192 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-11-24 10:13:59,826 WARN L192 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:13:59,968 WARN L192 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:14:00,100 WARN L192 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:14:00,239 WARN L192 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 173 [2019-11-24 10:14:00,379 WARN L192 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 173 [2019-11-24 10:14:00,518 WARN L192 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:14:00,664 WARN L192 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:14:00,801 WARN L192 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:14:00,939 WARN L192 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:14:01,086 WARN L192 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:14:01,230 WARN L192 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:14:01,374 WARN L192 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:14:01,533 WARN L192 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-11-24 10:14:01,682 WARN L192 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-11-24 10:14:01,836 WARN L192 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-11-24 10:14:01,995 WARN L192 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 177 [2019-11-24 10:14:02,156 WARN L192 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 177 [2019-11-24 10:14:02,312 WARN L192 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-11-24 10:14:02,478 WARN L192 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 176 [2019-11-24 10:14:02,636 WARN L192 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 176 [2019-11-24 10:14:02,790 WARN L192 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-11-24 10:14:02,943 WARN L192 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-11-24 10:14:03,097 WARN L192 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-11-24 10:14:03,252 WARN L192 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-11-24 10:14:03,428 WARN L192 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 177 [2019-11-24 10:14:03,588 WARN L192 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 177 [2019-11-24 10:14:03,746 WARN L192 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2019-11-24 10:14:03,918 WARN L192 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 178 [2019-11-24 10:14:04,089 WARN L192 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 178 [2019-11-24 10:14:04,262 WARN L192 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2019-11-24 10:14:04,440 WARN L192 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 179 [2019-11-24 10:14:04,612 WARN L192 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 179 [2019-11-24 10:14:04,782 WARN L192 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 179 [2019-11-24 10:14:04,965 WARN L192 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 185 [2019-11-24 10:14:05,148 WARN L192 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 185 [2019-11-24 10:14:05,330 WARN L192 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 185 [2019-11-24 10:14:05,332 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 20 [2019-11-24 10:14:05,358 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 20 [2019-11-24 10:14:09,315 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 29 [2019-11-24 10:14:09,444 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 29 [2019-11-24 10:14:09,607 INFO L180 IcfgInterpreter]: Interpretation finished [2019-11-24 10:14:09,623 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-11-24 10:14:09,623 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-11-24 10:14:09,627 INFO L168 Benchmark]: Toolchain (without parser) took 52955.40 ms. Allocated memory was 144.2 MB in the beginning and 979.4 MB in the end (delta: 835.2 MB). Free memory was 100.6 MB in the beginning and 926.5 MB in the end (delta: -825.9 MB). Peak memory consumption was 855.9 MB. Max. memory is 7.1 GB. [2019-11-24 10:14:09,629 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 144.2 MB. Free memory was 120.5 MB in the beginning and 120.3 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-11-24 10:14:09,630 INFO L168 Benchmark]: CACSL2BoogieTranslator took 743.73 ms. Allocated memory was 144.2 MB in the beginning and 203.9 MB in the end (delta: 59.8 MB). Free memory was 100.2 MB in the beginning and 171.6 MB in the end (delta: -71.4 MB). Peak memory consumption was 30.5 MB. Max. memory is 7.1 GB. [2019-11-24 10:14:09,633 INFO L168 Benchmark]: Boogie Procedure Inliner took 89.52 ms. Allocated memory is still 203.9 MB. Free memory was 171.6 MB in the beginning and 165.7 MB in the end (delta: 5.9 MB). Peak memory consumption was 5.9 MB. Max. memory is 7.1 GB. [2019-11-24 10:14:09,634 INFO L168 Benchmark]: Boogie Preprocessor took 86.77 ms. Allocated memory is still 203.9 MB. Free memory was 165.7 MB in the beginning and 161.4 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2019-11-24 10:14:09,634 INFO L168 Benchmark]: RCFGBuilder took 2052.50 ms. Allocated memory was 203.9 MB in the beginning and 252.2 MB in the end (delta: 48.2 MB). Free memory was 161.4 MB in the beginning and 199.3 MB in the end (delta: -37.9 MB). Peak memory consumption was 116.4 MB. Max. memory is 7.1 GB. [2019-11-24 10:14:09,635 INFO L168 Benchmark]: Sifa took 49978.46 ms. Allocated memory was 252.2 MB in the beginning and 979.4 MB in the end (delta: 727.2 MB). Free memory was 197.4 MB in the beginning and 926.5 MB in the end (delta: -729.1 MB). Peak memory consumption was 844.7 MB. Max. memory is 7.1 GB. [2019-11-24 10:14:09,639 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 144.2 MB. Free memory was 120.5 MB in the beginning and 120.3 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 743.73 ms. Allocated memory was 144.2 MB in the beginning and 203.9 MB in the end (delta: 59.8 MB). Free memory was 100.2 MB in the beginning and 171.6 MB in the end (delta: -71.4 MB). Peak memory consumption was 30.5 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 89.52 ms. Allocated memory is still 203.9 MB. Free memory was 171.6 MB in the beginning and 165.7 MB in the end (delta: 5.9 MB). Peak memory consumption was 5.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 86.77 ms. Allocated memory is still 203.9 MB. Free memory was 165.7 MB in the beginning and 161.4 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 2052.50 ms. Allocated memory was 203.9 MB in the beginning and 252.2 MB in the end (delta: 48.2 MB). Free memory was 161.4 MB in the beginning and 199.3 MB in the end (delta: -37.9 MB). Peak memory consumption was 116.4 MB. Max. memory is 7.1 GB. * Sifa took 49978.46 ms. Allocated memory was 252.2 MB in the beginning and 979.4 MB in the end (delta: 727.2 MB). Free memory was 197.4 MB in the beginning and 926.5 MB in the end (delta: -729.1 MB). Peak memory consumption was 844.7 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]: 49938, 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]: 674, 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]: 531, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 20, FLUID_QUERY_TIME[ms]: 26, FLUID_QUERIES: 727, FLUID_YES_ANSWERS: 310, DOMAIN_JOIN_APPLICATIONS: 232, DOMAIN_JOIN_TIME[ms]: 42417, DOMAIN_ALPHA_APPLICATIONS: 310, DOMAIN_ALPHA_TIME[ms]: 5737, DOMAIN_WIDEN_APPLICATIONS: 4, DOMAIN_WIDEN_TIME[ms]: 372, DOMAIN_ISSUBSETEQ_APPLICATIONS: 16, DOMAIN_ISSUBSETEQ_TIME[ms]: 36, DOMAIN_ISBOTTOM_APPLICATIONS: 232, DOMAIN_ISBOTTOM_TIME[ms]: 436, LOOP_SUMMARIZER_APPLICATIONS: 12, LOOP_SUMMARIZER_CACHE_MISSES: 12, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 48724, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 48723, 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]: 8, DAG_COMPRESSION_TIME[ms]: 120, DAG_COMPRESSION_PROCESSED_NODES: 2340, DAG_COMPRESSION_RETAINED_NODES: 403 - UnprovableResult [Line: 496]: 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 8301#(and (<= 21 ~u~0) (<= ~x~0 24) (<= 6 ~f~0) (<= 1 ~a~0) (= ~a21~0 1) (= ~a25~0 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) (= ~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...