/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_label14.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-24 10:13:40,217 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 10:13:40,223 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 10:13:40,241 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 10:13:40,241 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 10:13:40,243 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 10:13:40,245 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 10:13:40,255 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 10:13:40,257 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 10:13:40,258 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 10:13:40,260 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 10:13:40,261 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 10:13:40,262 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 10:13:40,264 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 10:13:40,267 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 10:13:40,268 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 10:13:40,268 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 10:13:40,269 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 10:13:40,272 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 10:13:40,278 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 10:13:40,281 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 10:13:40,284 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 10:13:40,286 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 10:13:40,286 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 10:13:40,289 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-11-24 10:13:40,294 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 10:13:40,294 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 10:13:40,295 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 10:13:40,296 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 10:13:40,297 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 10:13:40,297 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 10:13:40,299 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 10:13:40,299 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 10:13:40,299 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 10:13:40,300 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 10:13:40,301 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 10:13:40,302 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 10:13:40,316 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 10:13:40,316 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 10:13:40,317 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-24 10:13:40,317 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-24 10:13:40,317 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-24 10:13:40,317 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-24 10:13:40,318 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-24 10:13:40,318 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-24 10:13:40,318 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-24 10:13:40,318 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-24 10:13:40,318 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-24 10:13:40,318 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-24 10:13:40,319 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-24 10:13:40,319 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-24 10:13:40,319 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-24 10:13:40,320 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 10:13:40,320 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 10:13:40,320 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 10:13:40,320 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 10:13:40,320 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 10:13:40,320 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 10:13:40,321 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 10:13:40,321 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 10:13:40,321 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 10:13:40,321 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 10:13:40,321 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 10:13:40,322 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 10:13:40,322 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 10:13:40,322 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 10:13:40,322 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 10:13:40,322 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 10:13:40,323 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 10:13:40,323 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 10:13:40,323 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-24 10:13:40,323 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 10:13:40,323 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 10:13:40,323 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 10:13:40,324 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-24 10:13:40,566 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 10:13:40,584 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 10:13:40,587 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 10:13:40,589 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 10:13:40,589 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 10:13:40,590 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label14.c [2019-11-24 10:13:40,660 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6cda45ad5/35cf910ebb5b4e6d9fda89c18bc63cd1/FLAG9ea00f471 [2019-11-24 10:13:41,265 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 10:13:41,268 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem02_label14.c [2019-11-24 10:13:41,282 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6cda45ad5/35cf910ebb5b4e6d9fda89c18bc63cd1/FLAG9ea00f471 [2019-11-24 10:13:41,528 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6cda45ad5/35cf910ebb5b4e6d9fda89c18bc63cd1 [2019-11-24 10:13:41,538 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 10:13:41,540 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-24 10:13:41,541 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 10:13:41,541 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 10:13:41,544 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 10:13:41,545 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:13:41" (1/1) ... [2019-11-24 10:13:41,548 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6da0f10a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:41, skipping insertion in model container [2019-11-24 10:13:41,548 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:13:41" (1/1) ... [2019-11-24 10:13:41,555 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 10:13:41,595 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 10:13:42,059 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 10:13:42,064 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 10:13:42,173 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 10:13:42,192 INFO L208 MainTranslator]: Completed translation [2019-11-24 10:13:42,192 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:42 WrapperNode [2019-11-24 10:13:42,192 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 10:13:42,193 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 10:13:42,193 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 10:13:42,194 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 10:13:42,205 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:42" (1/1) ... [2019-11-24 10:13:42,222 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:42" (1/1) ... [2019-11-24 10:13:42,279 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 10:13:42,280 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 10:13:42,280 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 10:13:42,280 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 10:13:42,291 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:42" (1/1) ... [2019-11-24 10:13:42,292 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:42" (1/1) ... [2019-11-24 10:13:42,298 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:42" (1/1) ... [2019-11-24 10:13:42,298 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:42" (1/1) ... [2019-11-24 10:13:42,325 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:42" (1/1) ... [2019-11-24 10:13:42,337 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:42" (1/1) ... [2019-11-24 10:13:42,344 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:42" (1/1) ... [2019-11-24 10:13:42,356 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 10:13:42,357 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-24 10:13:42,357 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-24 10:13:42,357 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-24 10:13:42,358 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:42" (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 10:13:42,424 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-24 10:13:42,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-24 10:13:44,561 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-24 10:13:44,561 INFO L284 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-24 10:13:44,562 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:13:44 BoogieIcfgContainer [2019-11-24 10:13:44,563 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-24 10:13:44,563 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-11-24 10:13:44,563 INFO L271 PluginConnector]: Initializing Sifa... [2019-11-24 10:13:44,564 INFO L275 PluginConnector]: Sifa initialized [2019-11-24 10:13:44,565 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:13:44" (1/1) ... [2019-11-24 10:13:44,566 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 10:13:44,601 INFO L159 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-11-24 10:13:44,601 INFO L166 IcfgInterpreter]: Building call graph [2019-11-24 10:13:44,619 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-24 10:13:44,634 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-24 10:13:44,636 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-24 10:13:45,093 WARN L192 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-11-24 10:13:56,078 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 37 [2019-11-24 10:13:56,242 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 37 [2019-11-24 10:13:56,407 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 37 [2019-11-24 10:13:59,418 WARN L192 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2019-11-24 10:14:01,001 WARN L192 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 159 [2019-11-24 10:14:01,107 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 159 [2019-11-24 10:14:01,231 WARN L192 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2019-11-24 10:14:01,349 WARN L192 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2019-11-24 10:14:01,656 WARN L192 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 160 [2019-11-24 10:14:01,764 WARN L192 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 160 [2019-11-24 10:14:01,876 WARN L192 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2019-11-24 10:14:01,994 WARN L192 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2019-11-24 10:14:02,100 WARN L192 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2019-11-24 10:14:02,206 WARN L192 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2019-11-24 10:14:02,324 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 160 [2019-11-24 10:14:02,435 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 160 [2019-11-24 10:14:02,541 WARN L192 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2019-11-24 10:14:02,666 WARN L192 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:14:02,777 WARN L192 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:14:02,888 WARN L192 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:14:03,004 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:14:03,120 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:14:03,235 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:14:03,378 WARN L192 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-11-24 10:14:03,500 WARN L192 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-11-24 10:14:03,621 WARN L192 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-11-24 10:14:03,762 WARN L192 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2019-11-24 10:14:03,887 WARN L192 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2019-11-24 10:14:04,012 WARN L192 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2019-11-24 10:14:04,149 WARN L192 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-11-24 10:14:04,279 WARN L192 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-11-24 10:14:04,410 WARN L192 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-11-24 10:14:04,545 WARN L192 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-11-24 10:14:04,675 WARN L192 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-11-24 10:14:04,806 WARN L192 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-11-24 10:14:04,949 WARN L192 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-11-24 10:14:05,085 WARN L192 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-11-24 10:14:05,220 WARN L192 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-11-24 10:14:05,362 WARN L192 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:14:05,504 WARN L192 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:14:05,656 WARN L192 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:14:05,816 WARN L192 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 172 [2019-11-24 10:14:05,968 WARN L192 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 172 [2019-11-24 10:14:06,115 WARN L192 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-11-24 10:14:06,262 WARN L192 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 171 [2019-11-24 10:14:06,411 WARN L192 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 171 [2019-11-24 10:14:06,557 WARN L192 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-11-24 10:14:06,725 WARN L192 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-11-24 10:14:06,874 WARN L192 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-11-24 10:14:07,028 WARN L192 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-11-24 10:14:07,186 WARN L192 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 172 [2019-11-24 10:14:07,343 WARN L192 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 172 [2019-11-24 10:14:07,496 WARN L192 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:14:07,664 WARN L192 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 172 [2019-11-24 10:14:07,825 WARN L192 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 172 [2019-11-24 10:14:07,988 WARN L192 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:14:08,149 WARN L192 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 173 [2019-11-24 10:14:08,324 WARN L192 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 173 [2019-11-24 10:14:08,482 WARN L192 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:14:08,648 WARN L192 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:14:08,817 WARN L192 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:14:08,981 WARN L192 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:14:08,984 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 16 [2019-11-24 10:14:08,996 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 16 [2019-11-24 10:14:10,845 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2019-11-24 10:14:10,958 WARN L192 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2019-11-24 10:14:11,090 WARN L192 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2019-11-24 10:14:11,218 WARN L192 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2019-11-24 10:14:13,581 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 38 [2019-11-24 10:14:13,742 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 38 [2019-11-24 10:14:13,922 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 38 [2019-11-24 10:14:18,098 WARN L192 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2019-11-24 10:14:18,574 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2019-11-24 10:14:18,683 WARN L192 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2019-11-24 10:14:19,296 WARN L192 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2019-11-24 10:14:19,402 WARN L192 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2019-11-24 10:14:19,508 WARN L192 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2019-11-24 10:14:19,615 WARN L192 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2019-11-24 10:14:19,721 WARN L192 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2019-11-24 10:14:19,829 WARN L192 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2019-11-24 10:14:19,947 WARN L192 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 161 [2019-11-24 10:14:20,056 WARN L192 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 161 [2019-11-24 10:14:20,161 WARN L192 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2019-11-24 10:14:20,282 WARN L192 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:14:20,392 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:14:20,501 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:14:20,625 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-11-24 10:14:20,741 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-11-24 10:14:20,861 WARN L192 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-11-24 10:14:20,986 WARN L192 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 168 [2019-11-24 10:14:21,120 WARN L192 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 168 [2019-11-24 10:14:21,242 WARN L192 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2019-11-24 10:14:21,379 WARN L192 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-11-24 10:14:21,505 WARN L192 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-11-24 10:14:21,631 WARN L192 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-11-24 10:14:21,763 WARN L192 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 169 [2019-11-24 10:14:21,897 WARN L192 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 169 [2019-11-24 10:14:22,031 WARN L192 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-11-24 10:14:22,172 WARN L192 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-11-24 10:14:22,313 WARN L192 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-11-24 10:14:22,444 WARN L192 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-11-24 10:14:22,583 WARN L192 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:14:22,720 WARN L192 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:14:22,857 WARN L192 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:14:23,009 WARN L192 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-11-24 10:14:23,151 WARN L192 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-11-24 10:14:23,293 WARN L192 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-11-24 10:14:23,443 WARN L192 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 173 [2019-11-24 10:14:23,599 WARN L192 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 173 [2019-11-24 10:14:23,746 WARN L192 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:14:23,904 WARN L192 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 172 [2019-11-24 10:14:24,057 WARN L192 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 172 [2019-11-24 10:14:24,207 WARN L192 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:14:24,354 WARN L192 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:14:24,502 WARN L192 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:14:24,648 WARN L192 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:14:24,816 WARN L192 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 173 [2019-11-24 10:14:24,971 WARN L192 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 173 [2019-11-24 10:14:25,124 WARN L192 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:14:25,286 WARN L192 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 174 [2019-11-24 10:14:25,448 WARN L192 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 174 [2019-11-24 10:14:25,607 WARN L192 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:14:25,780 WARN L192 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-11-24 10:14:25,943 WARN L192 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-11-24 10:14:26,111 WARN L192 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-11-24 10:14:26,294 WARN L192 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 181 [2019-11-24 10:14:26,481 WARN L192 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 181 [2019-11-24 10:14:26,653 WARN L192 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 181 [2019-11-24 10:14:26,655 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 16 [2019-11-24 10:14:26,665 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 16 [2019-11-24 10:14:30,810 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 38 [2019-11-24 10:14:30,925 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 38 [2019-11-24 10:14:31,048 INFO L180 IcfgInterpreter]: Interpretation finished [2019-11-24 10:14:31,062 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-11-24 10:14:31,062 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-11-24 10:14:31,064 INFO L168 Benchmark]: Toolchain (without parser) took 49524.11 ms. Allocated memory was 135.8 MB in the beginning and 1.1 GB in the end (delta: 1.0 GB). Free memory was 99.5 MB in the beginning and 439.8 MB in the end (delta: -340.3 MB). Peak memory consumption was 661.7 MB. Max. memory is 7.1 GB. [2019-11-24 10:14:31,065 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 135.8 MB. Free memory was 119.0 MB in the beginning and 118.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-11-24 10:14:31,066 INFO L168 Benchmark]: CACSL2BoogieTranslator took 652.21 ms. Allocated memory was 135.8 MB in the beginning and 199.8 MB in the end (delta: 64.0 MB). Free memory was 99.3 MB in the beginning and 161.1 MB in the end (delta: -61.8 MB). Peak memory consumption was 27.5 MB. Max. memory is 7.1 GB. [2019-11-24 10:14:31,066 INFO L168 Benchmark]: Boogie Procedure Inliner took 86.11 ms. Allocated memory is still 199.8 MB. Free memory was 161.1 MB in the beginning and 156.0 MB in the end (delta: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 7.1 GB. [2019-11-24 10:14:31,067 INFO L168 Benchmark]: Boogie Preprocessor took 77.14 ms. Allocated memory is still 199.8 MB. Free memory was 156.0 MB in the beginning and 151.6 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. [2019-11-24 10:14:31,068 INFO L168 Benchmark]: RCFGBuilder took 2205.81 ms. Allocated memory was 199.8 MB in the beginning and 253.2 MB in the end (delta: 53.5 MB). Free memory was 151.6 MB in the beginning and 195.1 MB in the end (delta: -43.5 MB). Peak memory consumption was 110.9 MB. Max. memory is 7.1 GB. [2019-11-24 10:14:31,069 INFO L168 Benchmark]: Sifa took 46498.91 ms. Allocated memory was 253.2 MB in the beginning and 1.1 GB in the end (delta: 884.5 MB). Free memory was 195.1 MB in the beginning and 439.8 MB in the end (delta: -244.7 MB). Peak memory consumption was 639.8 MB. Max. memory is 7.1 GB. [2019-11-24 10:14:31,076 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 135.8 MB. Free memory was 119.0 MB in the beginning and 118.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 652.21 ms. Allocated memory was 135.8 MB in the beginning and 199.8 MB in the end (delta: 64.0 MB). Free memory was 99.3 MB in the beginning and 161.1 MB in the end (delta: -61.8 MB). Peak memory consumption was 27.5 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 86.11 ms. Allocated memory is still 199.8 MB. Free memory was 161.1 MB in the beginning and 156.0 MB in the end (delta: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 77.14 ms. Allocated memory is still 199.8 MB. Free memory was 156.0 MB in the beginning and 151.6 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 2205.81 ms. Allocated memory was 199.8 MB in the beginning and 253.2 MB in the end (delta: 53.5 MB). Free memory was 151.6 MB in the beginning and 195.1 MB in the end (delta: -43.5 MB). Peak memory consumption was 110.9 MB. Max. memory is 7.1 GB. * Sifa took 46498.91 ms. Allocated memory was 253.2 MB in the beginning and 1.1 GB in the end (delta: 884.5 MB). Free memory was 195.1 MB in the beginning and 439.8 MB in the end (delta: -244.7 MB). Peak memory consumption was 639.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 46449, 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]: 575, 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]: 437, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 16, FLUID_QUERY_TIME[ms]: 29, FLUID_QUERIES: 727, FLUID_YES_ANSWERS: 310, DOMAIN_JOIN_APPLICATIONS: 232, DOMAIN_JOIN_TIME[ms]: 39021, DOMAIN_ALPHA_APPLICATIONS: 310, DOMAIN_ALPHA_TIME[ms]: 5824, DOMAIN_WIDEN_APPLICATIONS: 4, DOMAIN_WIDEN_TIME[ms]: 218, DOMAIN_ISSUBSETEQ_APPLICATIONS: 16, DOMAIN_ISSUBSETEQ_TIME[ms]: 47, DOMAIN_ISBOTTOM_APPLICATIONS: 232, DOMAIN_ISBOTTOM_TIME[ms]: 465, LOOP_SUMMARIZER_APPLICATIONS: 12, LOOP_SUMMARIZER_CACHE_MISSES: 12, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 45279, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 45275, 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]: 5, PATH_EXPR_TIME[ms]: 14, REGEX_TO_DAG_TIME[ms]: 10, DAG_COMPRESSION_TIME[ms]: 109, DAG_COMPRESSION_PROCESSED_NODES: 2198, DAG_COMPRESSION_RETAINED_NODES: 403 - UnprovableResult [Line: 523]: 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 8248#(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 9) (not (= ~a19~0 1)) (<= ~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) (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...