/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_label41.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-24 10:16:49,344 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 10:16:49,347 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 10:16:49,365 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 10:16:49,366 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 10:16:49,367 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 10:16:49,369 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 10:16:49,381 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 10:16:49,383 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 10:16:49,385 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 10:16:49,387 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 10:16:49,389 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 10:16:49,389 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 10:16:49,392 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 10:16:49,395 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 10:16:49,397 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 10:16:49,398 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 10:16:49,400 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 10:16:49,403 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 10:16:49,405 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 10:16:49,406 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 10:16:49,411 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 10:16:49,412 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 10:16:49,413 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 10:16:49,416 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 10:16:49,417 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 10:16:49,417 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 10:16:49,419 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 10:16:49,420 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 10:16:49,424 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 10:16:49,424 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 10:16:49,425 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 10:16:49,425 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 10:16:49,426 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 10:16:49,430 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 10:16:49,430 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 10:16:49,431 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 10:16:49,431 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 10:16:49,431 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 10:16:49,432 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 10:16:49,433 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 10:16:49,434 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 10:16:49,454 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 10:16:49,455 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 10:16:49,456 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-24 10:16:49,456 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-24 10:16:49,456 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-24 10:16:49,456 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-24 10:16:49,457 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-24 10:16:49,457 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-24 10:16:49,457 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-24 10:16:49,457 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-24 10:16:49,457 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-24 10:16:49,458 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-24 10:16:49,458 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-24 10:16:49,458 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-24 10:16:49,458 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-24 10:16:49,459 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 10:16:49,459 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 10:16:49,459 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 10:16:49,459 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 10:16:49,460 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 10:16:49,460 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 10:16:49,460 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 10:16:49,460 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 10:16:49,460 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 10:16:49,461 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 10:16:49,461 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 10:16:49,461 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 10:16:49,461 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 10:16:49,461 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 10:16:49,462 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 10:16:49,462 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 10:16:49,462 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 10:16:49,465 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 10:16:49,465 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-24 10:16:49,465 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 10:16:49,465 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 10:16:49,465 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 10:16:49,466 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-24 10:16:49,777 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 10:16:49,800 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 10:16:49,803 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 10:16:49,805 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 10:16:49,805 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 10:16:49,806 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label41.c [2019-11-24 10:16:49,876 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b9b0290f3/7a4faf1d6800417fba81ea056cad9cfd/FLAGcbe586451 [2019-11-24 10:16:50,415 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 10:16:50,415 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem02_label41.c [2019-11-24 10:16:50,429 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b9b0290f3/7a4faf1d6800417fba81ea056cad9cfd/FLAGcbe586451 [2019-11-24 10:16:50,689 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b9b0290f3/7a4faf1d6800417fba81ea056cad9cfd [2019-11-24 10:16:50,698 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 10:16:50,700 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-24 10:16:50,701 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 10:16:50,701 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 10:16:50,704 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 10:16:50,705 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:16:50" (1/1) ... [2019-11-24 10:16:50,708 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@659f41ec 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 10:16:50,708 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:16:50" (1/1) ... [2019-11-24 10:16:50,715 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 10:16:50,757 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 10:16:51,248 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 10:16:51,255 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 10:16:51,390 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 10:16:51,406 INFO L208 MainTranslator]: Completed translation [2019-11-24 10:16:51,406 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:51 WrapperNode [2019-11-24 10:16:51,407 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 10:16:51,407 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 10:16:51,408 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 10:16:51,408 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 10:16:51,416 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 10:16:51,449 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 10:16:51,545 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 10:16:51,546 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 10:16:51,546 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 10:16:51,546 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 10:16:51,559 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 10:16:51,559 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 10:16:51,574 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 10:16:51,576 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 10:16:51,609 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 10:16:51,628 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 10:16:51,638 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 10:16:51,649 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 10:16:51,649 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-24 10:16:51,650 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-24 10:16:51,650 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-24 10:16:51,651 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 10:16:51,724 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-24 10:16:51,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-24 10:16:53,655 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-24 10:16:53,656 INFO L284 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-24 10:16:53,657 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:16:53 BoogieIcfgContainer [2019-11-24 10:16:53,657 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-24 10:16:53,658 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-11-24 10:16:53,658 INFO L271 PluginConnector]: Initializing Sifa... [2019-11-24 10:16:53,658 INFO L275 PluginConnector]: Sifa initialized [2019-11-24 10:16:53,659 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 10:16:53,660 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 10:16:53,683 INFO L159 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-11-24 10:16:53,683 INFO L166 IcfgInterpreter]: Building call graph [2019-11-24 10:16:53,692 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-24 10:16:53,701 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-24 10:16:53,703 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-24 10:16:57,194 WARN L192 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 109 [2019-11-24 10:16:57,303 WARN L192 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 109 [2019-11-24 10:16:57,544 WARN L192 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-11-24 10:16:57,651 WARN L192 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-11-24 10:16:57,862 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-11-24 10:16:57,969 WARN L192 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-11-24 10:16:58,078 WARN L192 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-11-24 10:16:58,200 WARN L192 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2019-11-24 10:16:58,382 WARN L192 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2019-11-24 10:16:58,498 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2019-11-24 10:16:58,725 WARN L192 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2019-11-24 10:16:58,881 WARN L192 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 126 [2019-11-24 10:17:07,656 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2019-11-24 10:17:07,668 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2019-11-24 10:17:07,695 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2019-11-24 10:17:12,280 WARN L192 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 160 [2019-11-24 10:17:12,499 WARN L192 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2019-11-24 10:17:12,616 WARN L192 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2019-11-24 10:17:12,922 WARN L192 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 161 [2019-11-24 10:17:13,036 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 161 [2019-11-24 10:17:13,141 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2019-11-24 10:17:13,260 WARN L192 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2019-11-24 10:17:13,365 WARN L192 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2019-11-24 10:17:13,474 WARN L192 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2019-11-24 10:17:13,599 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 161 [2019-11-24 10:17:13,708 WARN L192 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 161 [2019-11-24 10:17:13,814 WARN L192 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2019-11-24 10:17:13,938 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:17:14,049 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:17:14,159 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:17:14,275 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-11-24 10:17:14,389 WARN L192 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-11-24 10:17:14,514 WARN L192 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-11-24 10:17:14,641 WARN L192 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2019-11-24 10:17:14,766 WARN L192 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2019-11-24 10:17:14,891 WARN L192 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2019-11-24 10:17:15,028 WARN L192 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-11-24 10:17:15,152 WARN L192 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-11-24 10:17:15,277 WARN L192 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-11-24 10:17:15,422 WARN L192 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-11-24 10:17:15,555 WARN L192 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-11-24 10:17:15,684 WARN L192 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-11-24 10:17:15,819 WARN L192 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-11-24 10:17:15,949 WARN L192 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-11-24 10:17:16,078 WARN L192 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-11-24 10:17:16,219 WARN L192 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:17:16,357 WARN L192 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:17:16,501 WARN L192 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:17:16,646 WARN L192 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-11-24 10:17:16,785 WARN L192 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-11-24 10:17:16,924 WARN L192 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-11-24 10:17:17,084 WARN L192 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 173 [2019-11-24 10:17:17,237 WARN L192 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 173 [2019-11-24 10:17:17,386 WARN L192 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:17:17,541 WARN L192 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 172 [2019-11-24 10:17:17,692 WARN L192 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 172 [2019-11-24 10:17:17,845 WARN L192 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:17:17,999 WARN L192 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:17:18,143 WARN L192 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:17:18,290 WARN L192 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:17:18,456 WARN L192 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 173 [2019-11-24 10:17:18,608 WARN L192 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 173 [2019-11-24 10:17:18,758 WARN L192 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:17:18,926 WARN L192 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 173 [2019-11-24 10:17:19,085 WARN L192 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 173 [2019-11-24 10:17:19,233 WARN L192 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:17:19,390 WARN L192 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 174 [2019-11-24 10:17:19,548 WARN L192 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 174 [2019-11-24 10:17:19,708 WARN L192 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:17:19,870 WARN L192 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-11-24 10:17:20,031 WARN L192 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-11-24 10:17:20,191 WARN L192 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-11-24 10:17:20,193 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 17 [2019-11-24 10:17:20,200 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 17 [2019-11-24 10:17:22,170 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2019-11-24 10:17:22,283 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2019-11-24 10:17:22,415 WARN L192 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2019-11-24 10:17:22,525 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2019-11-24 10:17:24,870 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 11 [2019-11-24 10:17:24,886 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 11 [2019-11-24 10:17:24,909 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 11 [2019-11-24 10:17:29,884 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2019-11-24 10:17:30,194 WARN L192 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2019-11-24 10:17:30,303 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2019-11-24 10:17:30,413 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2019-11-24 10:17:30,524 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2019-11-24 10:17:30,632 WARN L192 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2019-11-24 10:17:30,742 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2019-11-24 10:17:30,864 WARN L192 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 162 [2019-11-24 10:17:30,972 WARN L192 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 162 [2019-11-24 10:17:31,078 WARN L192 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2019-11-24 10:17:31,191 WARN L192 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-11-24 10:17:31,299 WARN L192 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-11-24 10:17:31,407 WARN L192 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-11-24 10:17:31,529 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2019-11-24 10:17:31,642 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2019-11-24 10:17:31,760 WARN L192 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2019-11-24 10:17:31,882 WARN L192 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 169 [2019-11-24 10:17:32,004 WARN L192 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 169 [2019-11-24 10:17:32,130 WARN L192 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-11-24 10:17:32,262 WARN L192 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-11-24 10:17:32,384 WARN L192 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-11-24 10:17:32,505 WARN L192 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-11-24 10:17:32,635 WARN L192 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 170 [2019-11-24 10:17:32,764 WARN L192 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 170 [2019-11-24 10:17:32,893 WARN L192 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:17:33,029 WARN L192 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:17:33,157 WARN L192 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:17:33,286 WARN L192 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:17:33,433 WARN L192 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-11-24 10:17:33,566 WARN L192 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-11-24 10:17:33,698 WARN L192 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-11-24 10:17:33,846 WARN L192 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:17:33,984 WARN L192 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:17:34,121 WARN L192 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:17:34,268 WARN L192 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 174 [2019-11-24 10:17:34,423 WARN L192 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 174 [2019-11-24 10:17:34,566 WARN L192 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:17:34,719 WARN L192 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 173 [2019-11-24 10:17:34,865 WARN L192 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 173 [2019-11-24 10:17:35,013 WARN L192 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:17:35,155 WARN L192 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:17:35,295 WARN L192 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:17:35,441 WARN L192 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:17:35,603 WARN L192 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 174 [2019-11-24 10:17:35,752 WARN L192 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 174 [2019-11-24 10:17:35,903 WARN L192 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:17:36,069 WARN L192 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 175 [2019-11-24 10:17:36,234 WARN L192 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 175 [2019-11-24 10:17:36,387 WARN L192 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-11-24 10:17:36,556 WARN L192 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-11-24 10:17:36,719 WARN L192 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-11-24 10:17:36,887 WARN L192 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-11-24 10:17:37,063 WARN L192 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 182 [2019-11-24 10:17:37,235 WARN L192 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 182 [2019-11-24 10:17:37,401 WARN L192 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 182 [2019-11-24 10:17:37,403 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 17 [2019-11-24 10:17:37,409 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 17 [2019-11-24 10:17:41,690 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 11 [2019-11-24 10:17:41,712 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 11 [2019-11-24 10:17:41,746 INFO L180 IcfgInterpreter]: Interpretation finished [2019-11-24 10:17:41,759 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-11-24 10:17:41,759 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-11-24 10:17:41,760 INFO L168 Benchmark]: Toolchain (without parser) took 51060.64 ms. Allocated memory was 141.0 MB in the beginning and 1.0 GB in the end (delta: 874.5 MB). Free memory was 102.0 MB in the beginning and 710.2 MB in the end (delta: -608.2 MB). Peak memory consumption was 266.3 MB. Max. memory is 7.1 GB. [2019-11-24 10:17:41,761 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 141.0 MB. Free memory is still 121.6 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-11-24 10:17:41,762 INFO L168 Benchmark]: CACSL2BoogieTranslator took 706.43 ms. Allocated memory was 141.0 MB in the beginning and 205.0 MB in the end (delta: 64.0 MB). Free memory was 101.6 MB in the beginning and 171.4 MB in the end (delta: -69.8 MB). Peak memory consumption was 31.3 MB. Max. memory is 7.1 GB. [2019-11-24 10:17:41,762 INFO L168 Benchmark]: Boogie Procedure Inliner took 138.32 ms. Allocated memory is still 205.0 MB. Free memory was 171.4 MB in the beginning and 166.3 MB in the end (delta: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 7.1 GB. [2019-11-24 10:17:41,763 INFO L168 Benchmark]: Boogie Preprocessor took 103.09 ms. Allocated memory is still 205.0 MB. Free memory was 166.3 MB in the beginning and 161.2 MB in the end (delta: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 7.1 GB. [2019-11-24 10:17:41,764 INFO L168 Benchmark]: RCFGBuilder took 2007.98 ms. Allocated memory was 205.0 MB in the beginning and 248.5 MB in the end (delta: 43.5 MB). Free memory was 161.2 MB in the beginning and 189.2 MB in the end (delta: -28.0 MB). Peak memory consumption was 114.0 MB. Max. memory is 7.1 GB. [2019-11-24 10:17:41,765 INFO L168 Benchmark]: Sifa took 48101.08 ms. Allocated memory was 248.5 MB in the beginning and 1.0 GB in the end (delta: 767.0 MB). Free memory was 189.2 MB in the beginning and 710.2 MB in the end (delta: -521.0 MB). Peak memory consumption was 246.0 MB. Max. memory is 7.1 GB. [2019-11-24 10:17:41,768 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 141.0 MB. Free memory is still 121.6 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 706.43 ms. Allocated memory was 141.0 MB in the beginning and 205.0 MB in the end (delta: 64.0 MB). Free memory was 101.6 MB in the beginning and 171.4 MB in the end (delta: -69.8 MB). Peak memory consumption was 31.3 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 138.32 ms. Allocated memory is still 205.0 MB. Free memory was 171.4 MB in the beginning and 166.3 MB in the end (delta: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 103.09 ms. Allocated memory is still 205.0 MB. Free memory was 166.3 MB in the beginning and 161.2 MB in the end (delta: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 2007.98 ms. Allocated memory was 205.0 MB in the beginning and 248.5 MB in the end (delta: 43.5 MB). Free memory was 161.2 MB in the beginning and 189.2 MB in the end (delta: -28.0 MB). Peak memory consumption was 114.0 MB. Max. memory is 7.1 GB. * Sifa took 48101.08 ms. Allocated memory was 248.5 MB in the beginning and 1.0 GB in the end (delta: 767.0 MB). Free memory was 189.2 MB in the beginning and 710.2 MB in the end (delta: -521.0 MB). Peak memory consumption was 246.0 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]: 48064, 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]: 430, 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]: 41200, DOMAIN_ALPHA_APPLICATIONS: 310, DOMAIN_ALPHA_TIME[ms]: 5044, DOMAIN_WIDEN_APPLICATIONS: 4, DOMAIN_WIDEN_TIME[ms]: 425, DOMAIN_ISSUBSETEQ_APPLICATIONS: 16, DOMAIN_ISSUBSETEQ_TIME[ms]: 36, DOMAIN_ISBOTTOM_APPLICATIONS: 232, DOMAIN_ISBOTTOM_TIME[ms]: 519, LOOP_SUMMARIZER_APPLICATIONS: 12, LOOP_SUMMARIZER_CACHE_MISSES: 12, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 47109, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 47109, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 16, CALL_SUMMARIZER_APPLICATIONS: 0, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 0, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 4, PATH_EXPR_TIME[ms]: 11, REGEX_TO_DAG_TIME[ms]: 10, DAG_COMPRESSION_TIME[ms]: 108, DAG_COMPRESSION_PROCESSED_NODES: 2193, DAG_COMPRESSION_RETAINED_NODES: 403 - UnprovableResult [Line: 442]: 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 8166#(and (<= 21 ~u~0) (<= ~x~0 24) (<= 6 ~f~0) (<= 1 ~a~0) (= ~a25~0 1) (= ~a21~0 1) (<= 23 ~w~0) (<= 3 ~c~0) (<= ~c~0 3) (<= ~z~0 26) (<= 7 ~a28~0) (= ~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) (<= |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...