java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/loop-invgen/apache-get-tag.i.p+nlh-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-21 08:26:14,500 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-21 08:26:14,502 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-21 08:26:14,514 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-21 08:26:14,514 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-21 08:26:14,515 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-21 08:26:14,516 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-21 08:26:14,520 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-21 08:26:14,522 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-21 08:26:14,524 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-21 08:26:14,525 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-21 08:26:14,526 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-21 08:26:14,527 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-21 08:26:14,529 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-21 08:26:14,529 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-21 08:26:14,531 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-21 08:26:14,533 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-21 08:26:14,534 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-21 08:26:14,538 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-21 08:26:14,540 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-21 08:26:14,544 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-21 08:26:14,545 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-21 08:26:14,546 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-21 08:26:14,548 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-21 08:26:14,552 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-21 08:26:14,553 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-21 08:26:14,553 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-21 08:26:14,554 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-21 08:26:14,554 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-21 08:26:14,555 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-21 08:26:14,558 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-21 08:26:14,559 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-21 08:26:14,559 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-21 08:26:14,560 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-21 08:26:14,564 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-21 08:26:14,565 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-21 08:26:14,565 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-21 08:26:14,566 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-21 08:26:14,566 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-21 08:26:14,568 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-21 08:26:14,570 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-21 08:26:14,571 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-21 08:26:14,595 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-21 08:26:14,595 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-21 08:26:14,597 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-21 08:26:14,597 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-21 08:26:14,598 INFO L138 SettingsManager]: * Use SBE=true [2019-09-21 08:26:14,598 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-21 08:26:14,598 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-21 08:26:14,598 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-21 08:26:14,598 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-21 08:26:14,599 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-21 08:26:14,600 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-21 08:26:14,600 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-21 08:26:14,600 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-21 08:26:14,601 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-21 08:26:14,601 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-21 08:26:14,601 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-21 08:26:14,601 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-21 08:26:14,602 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-21 08:26:14,602 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-21 08:26:14,602 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-21 08:26:14,602 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-21 08:26:14,602 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 08:26:14,603 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-21 08:26:14,603 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-21 08:26:14,603 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-21 08:26:14,603 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-21 08:26:14,603 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-21 08:26:14,604 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-21 08:26:14,604 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-09-21 08:26:14,662 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-21 08:26:14,676 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-21 08:26:14,680 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-21 08:26:14,681 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-21 08:26:14,681 INFO L275 PluginConnector]: CDTParser initialized [2019-09-21 08:26:14,682 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-invgen/apache-get-tag.i.p+nlh-reducer.c [2019-09-21 08:26:14,742 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/14d1a507c/62ca499f763644e7a72bd03d1dc9b713/FLAGa80d45e42 [2019-09-21 08:26:15,271 INFO L306 CDTParser]: Found 1 translation units. [2019-09-21 08:26:15,271 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/apache-get-tag.i.p+nlh-reducer.c [2019-09-21 08:26:15,285 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/14d1a507c/62ca499f763644e7a72bd03d1dc9b713/FLAGa80d45e42 [2019-09-21 08:26:15,574 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/14d1a507c/62ca499f763644e7a72bd03d1dc9b713 [2019-09-21 08:26:15,585 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-21 08:26:15,586 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-21 08:26:15,587 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-21 08:26:15,587 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-21 08:26:15,590 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-21 08:26:15,591 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:26:15" (1/1) ... [2019-09-21 08:26:15,594 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7743e2ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:26:15, skipping insertion in model container [2019-09-21 08:26:15,594 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:26:15" (1/1) ... [2019-09-21 08:26:15,602 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-21 08:26:15,674 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-21 08:26:16,297 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:26:16,302 INFO L188 MainTranslator]: Completed pre-run [2019-09-21 08:26:16,505 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:26:16,519 INFO L192 MainTranslator]: Completed translation [2019-09-21 08:26:16,520 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:26:16 WrapperNode [2019-09-21 08:26:16,520 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-21 08:26:16,521 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-21 08:26:16,521 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-21 08:26:16,521 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-21 08:26:16,532 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:26:16" (1/1) ... [2019-09-21 08:26:16,533 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:26:16" (1/1) ... [2019-09-21 08:26:16,554 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:26:16" (1/1) ... [2019-09-21 08:26:16,554 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:26:16" (1/1) ... [2019-09-21 08:26:16,601 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:26:16" (1/1) ... [2019-09-21 08:26:16,620 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:26:16" (1/1) ... [2019-09-21 08:26:16,625 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:26:16" (1/1) ... [2019-09-21 08:26:16,634 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-21 08:26:16,635 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-21 08:26:16,635 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-21 08:26:16,635 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-21 08:26:16,636 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:26:16" (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 [2019-09-21 08:26:16,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-21 08:26:16,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-21 08:26:16,737 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-21 08:26:16,737 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-21 08:26:16,738 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-21 08:26:16,738 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-21 08:26:16,739 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-21 08:26:16,739 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-21 08:26:16,740 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-21 08:26:16,740 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-21 08:26:18,258 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-21 08:26:18,258 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-21 08:26:18,260 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:26:18 BoogieIcfgContainer [2019-09-21 08:26:18,260 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-21 08:26:18,261 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-21 08:26:18,261 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-21 08:26:18,261 INFO L275 PluginConnector]: Sifa initialized [2019-09-21 08:26:18,263 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:26:18" (1/1) ... [2019-09-21 08:26:18,263 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_QUICK ♦ Intern Fluid=SizeLimitFluid [2019-09-21 08:26:18,289 INFO L162 IcfgInterpreter]: Started Sifa with 16 locations of interest [2019-09-21 08:26:18,289 INFO L169 IcfgInterpreter]: Building call graph [2019-09-21 08:26:18,300 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-21 08:26:18,311 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-21 08:26:18,313 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-21 08:26:18,471 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 20 for LOIs [2019-09-21 08:26:20,161 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-21 08:26:20,176 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-21 08:26:20,226 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-21 08:26:20,241 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-21 08:26:20,288 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-21 08:26:20,304 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-21 08:26:20,349 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-21 08:26:20,359 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-21 08:26:20,399 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-21 08:26:20,411 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-21 08:26:20,474 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-21 08:26:20,488 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-21 08:26:20,556 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-21 08:26:20,569 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-21 08:26:20,612 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-21 08:26:20,623 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-21 08:26:20,663 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-21 08:26:20,672 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-21 08:26:20,708 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-21 08:26:20,718 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-21 08:26:21,164 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-21 08:26:21,181 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-21 08:26:21,273 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-21 08:26:21,283 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-21 08:26:21,368 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-21 08:26:21,377 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-21 08:26:21,453 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-21 08:26:21,466 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-21 08:26:21,527 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-21 08:26:21,535 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-21 08:26:21,591 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-21 08:26:21,601 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-21 08:26:21,657 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-21 08:26:21,667 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-21 08:26:21,724 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-21 08:26:21,733 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-21 08:26:37,205 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-21 08:26:37,205 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-21 08:26:37,207 INFO L193 IcfgInterpreter]: Reachable states at location mainErr3ASSERT_VIOLATIONERROR_FUNCTION satisfy 13909#(and (= main_~__tmp_4~0 main_~__VERIFIER_assert__cond~3) (= main_~main____CPAchecker_TMP_0~0 ~__tmp_2609_0~0) (not (= main_~__VERIFIER_assert__cond~2 0)) (= main_~__tmp_4~0 (ite (<= main_~main__t~0 main_~main__tagbuf_len~0) 1 0)) (= main_~__tmp_3~0 (ite (<= 0 main_~main__t~0) 1 0)) (= main_~__VERIFIER_assert__cond~3 0) (= main_~__tmp_3~0 main_~__VERIFIER_assert__cond~2)) [2019-09-21 08:26:37,208 INFO L193 IcfgInterpreter]: Reachable states at location mainErr6ASSERT_VIOLATIONERROR_FUNCTION satisfy 13300#(and (= main_~__tmp_7~0 main_~__VERIFIER_assert__cond~6) (not (= 0 main_~main____CPAchecker_TMP_4~0)) (= main_~__tmp_7~0 (ite (<= 0 main_~main__t~0) 1 0)) (= main_~__VERIFIER_assert__cond~6 0)) [2019-09-21 08:26:37,208 INFO L193 IcfgInterpreter]: Reachable states at location mainErr5ASSERT_VIOLATIONERROR_FUNCTION satisfy 13893#(and (= main_~__tmp_5~0 main_~__VERIFIER_assert__cond~4) (= main_~__tmp_6~0 (ite (<= main_~main__t~0 main_~main__tagbuf_len~0) 1 0)) (= main_~__VERIFIER_assert__cond~5 0) (not (= main_~__VERIFIER_assert__cond~4 0)) (= main_~__tmp_5~0 (ite (<= 0 main_~main__t~0) 1 0)) (= main_~__tmp_6~0 main_~__VERIFIER_assert__cond~5) (= main_~main__tagbuf_len~0 main_~main__t~0)) [2019-09-21 08:26:37,208 INFO L193 IcfgInterpreter]: Reachable states at location mainErr9ASSERT_VIOLATIONERROR_FUNCTION satisfy 9804#(and (= main_~__tmp_9~0 (ite (<= 0 main_~main__t~0) 1 0)) (not (= main_~__VERIFIER_assert__cond~8 0)) (= main_~__VERIFIER_assert__cond~9 0) (= (ite (<= main_~main__t~0 main_~main__tagbuf_len~0) 1 0) main_~__tmp_10~0) (= main_~__VERIFIER_assert__cond~9 main_~__tmp_10~0) (= main_~__tmp_9~0 main_~__VERIFIER_assert__cond~8) (= main_~main__tagbuf_len~0 main_~main__t~0) (or (and (not (= main_~__VERIFIER_assert__cond~6 0)) (= main_~__tmp_8~0 main_~__VERIFIER_assert__cond~7) (= main_~__tmp_7~0 main_~__VERIFIER_assert__cond~6) (not (= 0 main_~main____CPAchecker_TMP_4~0)) (= main_~main__t~0 (+ main_~main____CPAchecker_TMP_5~0 1)) (or (and (= main_~__tmp_8~0 0) (not (<= main_~main__t~0 (+ main_~main__tagbuf_len~0 1)))) (and (<= main_~main__t~0 (+ main_~main__tagbuf_len~0 1)) (= main_~__tmp_8~0 1))) (or (and (not (<= 1 main_~main__t~0)) (= main_~__tmp_7~0 0)) (and (<= 1 main_~main__t~0) (= main_~__tmp_7~0 1))) (not (= main_~__VERIFIER_assert__cond~7 0))) (and (not (= main_~__VERIFIER_assert__cond~6 0)) (= main_~__tmp_8~0 main_~__VERIFIER_assert__cond~7) (= main_~__tmp_7~0 main_~__VERIFIER_assert__cond~6) (not (= 0 main_~main____CPAchecker_TMP_4~0)) (= main_~__VERIFIER_assert__cond~10 main_~__tmp_11~0) (or (and (= 0 main_~__tmp_11~0) (not (<= 0 main_~main____CPAchecker_TMP_7~0))) (and (<= 0 main_~main____CPAchecker_TMP_7~0) (= 1 main_~__tmp_11~0))) (<= 0 (+ main_~main____CPAchecker_TMP_4~0 2147483648)) (not (= 0 main_~main____CPAchecker_TMP_3~0)) (<= main_~main____CPAchecker_TMP_4~0 2147483647) (= (+ main_~main____CPAchecker_TMP_7~0 1) main_~main____CPAchecker_TMP_5~0) (not (= main_~__VERIFIER_assert__cond~10 0)) (<= 0 (+ main_~main____CPAchecker_TMP_3~0 2147483648)) (not (= main_~__VERIFIER_assert__cond~11 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (or (and (not (<= 0 main_~main____CPAchecker_TMP_5~0)) (= main_~__tmp_7~0 0)) (and (<= 0 main_~main____CPAchecker_TMP_5~0) (= main_~__tmp_7~0 1))) (= main_~__VERIFIER_assert__cond~11 main_~__tmp_12~0) (not (= main_~main__tagbuf_len~0 main_~main____CPAchecker_TMP_5~0)) (or (and (not (<= main_~main____CPAchecker_TMP_5~0 main_~main__tagbuf_len~0)) (= main_~__tmp_8~0 0)) (and (<= main_~main____CPAchecker_TMP_5~0 main_~main__tagbuf_len~0) (= main_~__tmp_8~0 1))) (= (+ main_~main____CPAchecker_TMP_5~0 1) main_~main__t~0) (<= main_~main____CPAchecker_TMP_3~0 2147483647) (= 0 main_~main____CPAchecker_TMP_6~0) (or (and (not (<= main_~main____CPAchecker_TMP_7~0 main_~main__tagbuf_len~0)) (= 0 main_~__tmp_12~0)) (and (= 1 main_~__tmp_12~0) (<= main_~main____CPAchecker_TMP_7~0 main_~main__tagbuf_len~0)))))) [2019-09-21 08:26:37,209 INFO L193 IcfgInterpreter]: Reachable states at location mainErr1ASSERT_VIOLATIONERROR_FUNCTION satisfy 4218#(= main_~__VERIFIER_assert__cond~1 0) [2019-09-21 08:26:37,209 INFO L193 IcfgInterpreter]: Reachable states at location mainErr10ASSERT_VIOLATIONERROR_FUNCTION satisfy 12566#(= main_~__VERIFIER_assert__cond~10 0) [2019-09-21 08:26:37,209 INFO L193 IcfgInterpreter]: Reachable states at location mainErr12ASSERT_VIOLATIONERROR_FUNCTION satisfy 13239#(and (not (= 0 main_~main____CPAchecker_TMP_6~0)) (= main_~main____CPAchecker_TMP_3~0 0) (= main_~__VERIFIER_assert__cond~12 0) (= main_~__VERIFIER_assert__cond~12 main_~__tmp_13~0) (= (ite (<= 0 main_~main__t~0) 1 0) main_~__tmp_13~0)) [2019-09-21 08:26:37,209 INFO L193 IcfgInterpreter]: Reachable states at location mainErr2ASSERT_VIOLATIONERROR_FUNCTION satisfy 13914#(and (= main_~__VERIFIER_assert__cond~2 0) (= main_~main____CPAchecker_TMP_0~0 ~__tmp_2609_0~0) (= main_~__tmp_3~0 (ite (<= 0 main_~main__t~0) 1 0)) (= main_~__tmp_3~0 main_~__VERIFIER_assert__cond~2)) [2019-09-21 08:26:37,210 INFO L193 IcfgInterpreter]: Reachable states at location mainErr7ASSERT_VIOLATIONERROR_FUNCTION satisfy 11981#(and (not (= main_~__VERIFIER_assert__cond~6 0)) (= main_~__tmp_8~0 main_~__VERIFIER_assert__cond~7) (= main_~__tmp_7~0 main_~__VERIFIER_assert__cond~6) (not (= 0 main_~main____CPAchecker_TMP_4~0)) (= main_~__tmp_8~0 (ite (<= main_~main__t~0 main_~main__tagbuf_len~0) 1 0)) (= main_~__tmp_7~0 (ite (<= 0 main_~main__t~0) 1 0)) (= main_~__VERIFIER_assert__cond~7 0)) [2019-09-21 08:26:37,210 INFO L193 IcfgInterpreter]: Reachable states at location mainErr8ASSERT_VIOLATIONERROR_FUNCTION satisfy 9868#(and (not (= main_~__VERIFIER_assert__cond~6 0)) (= main_~__tmp_8~0 main_~__VERIFIER_assert__cond~7) (= main_~__tmp_7~0 main_~__VERIFIER_assert__cond~6) (not (= 0 main_~main____CPAchecker_TMP_4~0)) (= main_~main__t~0 (+ main_~main____CPAchecker_TMP_5~0 1)) (= main_~__tmp_9~0 (ite (<= 0 main_~main__t~0) 1 0)) (or (and (= main_~__tmp_8~0 0) (not (<= main_~main__t~0 (+ main_~main__tagbuf_len~0 1)))) (and (<= main_~main__t~0 (+ main_~main__tagbuf_len~0 1)) (= main_~__tmp_8~0 1))) (= main_~__VERIFIER_assert__cond~8 0) (or (and (not (<= 1 main_~main__t~0)) (= main_~__tmp_7~0 0)) (and (<= 1 main_~main__t~0) (= main_~__tmp_7~0 1))) (= main_~__tmp_9~0 main_~__VERIFIER_assert__cond~8) (= main_~main__tagbuf_len~0 main_~main__t~0) (not (= main_~__VERIFIER_assert__cond~7 0))) [2019-09-21 08:26:37,210 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 4211#(= main_~__VERIFIER_assert__cond~0 0) [2019-09-21 08:26:37,211 INFO L193 IcfgInterpreter]: Reachable states at location mainErr15ASSERT_VIOLATIONERROR_FUNCTION satisfy 4234#(or (and (= main_~__tmp_134~0 (ite (<= main_~main__t~0 main_~main__tagbuf_len~0) 1 0)) (= main_~__VERIFIER_assert__cond~133 main_~__tmp_134~0) (not (= main_~__VERIFIER_assert__cond~132 0)) (= main_~__VERIFIER_assert__cond~133 0)) (and (= main_~main____CPAchecker_TMP_0~60 0) (or (and (= 1 main_~__tmp_133~0) (<= 0 main_~main__t~0)) (and (= 0 main_~__tmp_133~0) (not (<= 0 main_~main__t~0)))) (or (and (<= main_~main__t~0 main_~main__tagbuf_len~0) (= 1 main_~__tmp_134~0)) (and (= 0 main_~__tmp_134~0) (not (<= main_~main__t~0 main_~main__tagbuf_len~0)))) (= main_~main____CPAchecker_TMP_1~59 ~__tmp_3904_1~0) (not (= main_~main__tagbuf_len~0 main_~main__t~0)) (<= 0 (+ main_~main____CPAchecker_TMP_0~60 2147483648)) (= main_~__VERIFIER_assert__cond~133 0) (= main_~main____CPAchecker_TMP_0~60 ~__tmp_3904_0~0) (= main_~main__t~0 (+ main_~main____CPAchecker_TMP_1~59 1)) (<= main_~main__t~0 (+ main_~main__tagbuf_len~0 1)) (= main_~__VERIFIER_assert__cond~133 main_~__tmp_134~0) (= main_~main____CPAchecker_TMP_0~59 ~__tmp_3904_0~0) (= main_~__VERIFIER_assert__cond~132 main_~__tmp_133~0) (not (= main_~__VERIFIER_assert__cond~132 0)) (= main_~main____CPAchecker_TMP_1~58 ~__tmp_3904_1~0) (<= main_~main____CPAchecker_TMP_0~60 2147483647))) [2019-09-21 08:26:37,211 INFO L193 IcfgInterpreter]: Reachable states at location mainErr4ASSERT_VIOLATIONERROR_FUNCTION satisfy 13903#(and (= main_~__tmp_5~0 main_~__VERIFIER_assert__cond~4) (or (and (= main_~__VERIFIER_assert__cond~10 main_~__tmp_11~0) (or (and (= 0 main_~__tmp_11~0) (not (<= 0 main_~main____CPAchecker_TMP_7~0))) (and (<= 0 main_~main____CPAchecker_TMP_7~0) (= 1 main_~__tmp_11~0))) (= main_~__VERIFIER_assert__cond~11 main_~__tmp_12~0) (not (= main_~__VERIFIER_assert__cond~10 0)) (not (= main_~__VERIFIER_assert__cond~11 0)) (or (and (not (<= main_~main____CPAchecker_TMP_7~0 main_~main__tagbuf_len~0)) (= 0 main_~__tmp_12~0)) (and (= 1 main_~__tmp_12~0) (<= main_~main____CPAchecker_TMP_7~0 main_~main__tagbuf_len~0))) (= (+ main_~main____CPAchecker_TMP_7~0 1) main_~main__t~0)) (and (= main_~__tmp_4~0 main_~__VERIFIER_assert__cond~3) (not (= main_~__VERIFIER_assert__cond~3 0)) (= main_~main____CPAchecker_TMP_0~0 ~__tmp_2609_0~0) (or (and (= main_~__tmp_4~0 0) (not (<= main_~main__t~0 (+ main_~main__tagbuf_len~0 1)))) (and (<= main_~main__t~0 (+ main_~main__tagbuf_len~0 1)) (= main_~__tmp_4~0 1))) (not (= main_~__VERIFIER_assert__cond~2 0)) (= main_~main__t~0 (+ main_~main____CPAchecker_TMP_2~0 1)) (or (and (= main_~__tmp_3~0 0) (not (<= 1 main_~main__t~0))) (and (= main_~__tmp_3~0 1) (<= 1 main_~main__t~0))) (= main_~__tmp_3~0 main_~__VERIFIER_assert__cond~2))) (= main_~__tmp_5~0 (ite (<= 0 main_~main__t~0) 1 0)) (= main_~main__tagbuf_len~0 main_~main__t~0) (= main_~__VERIFIER_assert__cond~4 0)) [2019-09-21 08:26:37,211 INFO L193 IcfgInterpreter]: Reachable states at location mainErr13ASSERT_VIOLATIONERROR_FUNCTION satisfy 11285#(and (not (= 0 main_~main____CPAchecker_TMP_6~0)) (= main_~__VERIFIER_assert__cond~13 main_~__tmp_14~0) (= main_~main____CPAchecker_TMP_3~0 0) (not (= main_~__VERIFIER_assert__cond~12 0)) (= (ite (<= main_~main__t~0 main_~main__tagbuf_len~0) 1 0) main_~__tmp_14~0) (= main_~__VERIFIER_assert__cond~13 0) (= main_~__VERIFIER_assert__cond~12 main_~__tmp_13~0) (= (ite (<= 0 main_~main__t~0) 1 0) main_~__tmp_13~0)) [2019-09-21 08:26:37,211 INFO L193 IcfgInterpreter]: Reachable states at location mainErr14ASSERT_VIOLATIONERROR_FUNCTION satisfy 4227#(= main_~__VERIFIER_assert__cond~132 0) [2019-09-21 08:26:37,212 INFO L193 IcfgInterpreter]: Reachable states at location mainErr11ASSERT_VIOLATIONERROR_FUNCTION satisfy 10611#(and (= main_~__VERIFIER_assert__cond~10 main_~__tmp_11~0) (= main_~__VERIFIER_assert__cond~11 main_~__tmp_12~0) (= (ite (<= main_~main__t~0 main_~main__tagbuf_len~0) 1 0) main_~__tmp_12~0) (= (ite (<= 0 main_~main__t~0) 1 0) main_~__tmp_11~0) (not (= main_~__VERIFIER_assert__cond~10 0)) (= main_~__VERIFIER_assert__cond~11 0)) [2019-09-21 08:26:37,246 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-21 08:26:37,247 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-21 08:26:37,250 INFO L168 Benchmark]: Toolchain (without parser) took 21662.70 ms. Allocated memory was 137.9 MB in the beginning and 901.3 MB in the end (delta: 763.4 MB). Free memory was 83.8 MB in the beginning and 432.9 MB in the end (delta: -349.2 MB). Peak memory consumption was 414.2 MB. Max. memory is 7.1 GB. [2019-09-21 08:26:37,251 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 137.9 MB. Free memory was 104.0 MB in the beginning and 103.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-21 08:26:37,252 INFO L168 Benchmark]: CACSL2BoogieTranslator took 933.69 ms. Allocated memory was 137.9 MB in the beginning and 200.8 MB in the end (delta: 62.9 MB). Free memory was 83.6 MB in the beginning and 158.3 MB in the end (delta: -74.7 MB). Peak memory consumption was 33.6 MB. Max. memory is 7.1 GB. [2019-09-21 08:26:37,253 INFO L168 Benchmark]: Boogie Preprocessor took 113.52 ms. Allocated memory is still 200.8 MB. Free memory was 158.3 MB in the beginning and 153.4 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.9 MB. Max. memory is 7.1 GB. [2019-09-21 08:26:37,254 INFO L168 Benchmark]: RCFGBuilder took 1625.70 ms. Allocated memory was 200.8 MB in the beginning and 220.7 MB in the end (delta: 19.9 MB). Free memory was 153.4 MB in the beginning and 101.8 MB in the end (delta: 51.6 MB). Peak memory consumption was 89.1 MB. Max. memory is 7.1 GB. [2019-09-21 08:26:37,255 INFO L168 Benchmark]: Sifa took 18986.20 ms. Allocated memory was 220.7 MB in the beginning and 901.3 MB in the end (delta: 680.5 MB). Free memory was 101.8 MB in the beginning and 432.9 MB in the end (delta: -331.1 MB). Peak memory consumption was 349.4 MB. Max. memory is 7.1 GB. [2019-09-21 08:26:37,259 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 137.9 MB. Free memory was 104.0 MB in the beginning and 103.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 933.69 ms. Allocated memory was 137.9 MB in the beginning and 200.8 MB in the end (delta: 62.9 MB). Free memory was 83.6 MB in the beginning and 158.3 MB in the end (delta: -74.7 MB). Peak memory consumption was 33.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 113.52 ms. Allocated memory is still 200.8 MB. Free memory was 158.3 MB in the beginning and 153.4 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1625.70 ms. Allocated memory was 200.8 MB in the beginning and 220.7 MB in the end (delta: 19.9 MB). Free memory was 153.4 MB in the beginning and 101.8 MB in the end (delta: 51.6 MB). Peak memory consumption was 89.1 MB. Max. memory is 7.1 GB. * Sifa took 18986.20 ms. Allocated memory was 220.7 MB in the beginning and 901.3 MB in the end (delta: 680.5 MB). Free memory was 101.8 MB in the beginning and 432.9 MB in the end (delta: -331.1 MB). Peak memory consumption was 349.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 18923, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 2983, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 2786, TOOLS_POST_TIME[ms]: 2060, TOOLS_POST_CALL_APPLICATIONS: 2, TOOLS_POST_CALL_TIME[ms]: 31, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 3, TOOLS_QUANTIFIERELIM_APPLICATIONS: 2789, TOOLS_QUANTIFIERELIM_TIME[ms]: 1605, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 19, FLUID_QUERY_TIME[ms]: 50, FLUID_QUERIES: 3146, FLUID_YES_ANSWERS: 64, DOMAIN_JOIN_APPLICATIONS: 1684, DOMAIN_JOIN_TIME[ms]: 9726, DOMAIN_ALPHA_APPLICATIONS: 64, DOMAIN_ALPHA_TIME[ms]: 1092, DOMAIN_WIDEN_APPLICATIONS: 94, DOMAIN_WIDEN_TIME[ms]: 3144, DOMAIN_ISSUBSETEQ_APPLICATIONS: 163, DOMAIN_ISSUBSETEQ_TIME[ms]: 476, DOMAIN_ISBOTTOM_APPLICATIONS: 482, DOMAIN_ISBOTTOM_TIME[ms]: 890, LOOP_SUMMARIZER_APPLICATIONS: 69, LOOP_SUMMARIZER_CACHE_MISSES: 69, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 14654, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 14651, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 163, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 1, CALL_SUMMARIZER_OVERALL_TIME[ms]: 87, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 86, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 10, PATH_EXPR_TIME[ms]: 71, REGEX_TO_DAG_TIME[ms]: 32, DAG_COMPRESSION_TIME[ms]: 998, DAG_COMPRESSION_PROCESSED_NODES: 80164, DAG_COMPRESSION_RETAINED_NODES: 1412 - UnprovableResult [Line: 83]: 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 13909#(and (= main_~__tmp_4~0 main_~__VERIFIER_assert__cond~3) (= main_~main____CPAchecker_TMP_0~0 ~__tmp_2609_0~0) (not (= main_~__VERIFIER_assert__cond~2 0)) (= main_~__tmp_4~0 (ite (<= main_~main__t~0 main_~main__tagbuf_len~0) 1 0)) (= main_~__tmp_3~0 (ite (<= 0 main_~main__t~0) 1 0)) (= main_~__VERIFIER_assert__cond~3 0) (= main_~__tmp_3~0 main_~__VERIFIER_assert__cond~2)). Possible FailurePath: - UnprovableResult [Line: 140]: 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 13300#(and (= main_~__tmp_7~0 main_~__VERIFIER_assert__cond~6) (not (= 0 main_~main____CPAchecker_TMP_4~0)) (= main_~__tmp_7~0 (ite (<= 0 main_~main__t~0) 1 0)) (= main_~__VERIFIER_assert__cond~6 0)). Possible FailurePath: - PositiveResult [Line: 112]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 180]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - UnprovableResult [Line: 42]: 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 4218#(= main_~__VERIFIER_assert__cond~1 0). Possible FailurePath: - UnprovableResult [Line: 202]: 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 12566#(= main_~__VERIFIER_assert__cond~10 0). Possible FailurePath: - UnprovableResult [Line: 250]: 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 13239#(and (not (= 0 main_~main____CPAchecker_TMP_6~0)) (= main_~main____CPAchecker_TMP_3~0 0) (= main_~__VERIFIER_assert__cond~12 0) (= main_~__VERIFIER_assert__cond~12 main_~__tmp_13~0) (= (ite (<= 0 main_~main__t~0) 1 0) main_~__tmp_13~0)). Possible FailurePath: - UnprovableResult [Line: 71]: 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 13914#(and (= main_~__VERIFIER_assert__cond~2 0) (= main_~main____CPAchecker_TMP_0~0 ~__tmp_2609_0~0) (= main_~__tmp_3~0 (ite (<= 0 main_~main__t~0) 1 0)) (= main_~__tmp_3~0 main_~__VERIFIER_assert__cond~2)). Possible FailurePath: - UnprovableResult [Line: 152]: 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 11981#(and (not (= main_~__VERIFIER_assert__cond~6 0)) (= main_~__tmp_8~0 main_~__VERIFIER_assert__cond~7) (= main_~__tmp_7~0 main_~__VERIFIER_assert__cond~6) (not (= 0 main_~main____CPAchecker_TMP_4~0)) (= main_~__tmp_8~0 (ite (<= main_~main__t~0 main_~main__tagbuf_len~0) 1 0)) (= main_~__tmp_7~0 (ite (<= 0 main_~main__t~0) 1 0)) (= main_~__VERIFIER_assert__cond~7 0)). Possible FailurePath: - PositiveResult [Line: 168]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - UnprovableResult [Line: 30]: 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 4211#(= main_~__VERIFIER_assert__cond~0 0). Possible FailurePath: - UnprovableResult [Line: 2611]: 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 4234#(or (and (= main_~__tmp_134~0 (ite (<= main_~main__t~0 main_~main__tagbuf_len~0) 1 0)) (= main_~__VERIFIER_assert__cond~133 main_~__tmp_134~0) (not (= main_~__VERIFIER_assert__cond~132 0)) (= main_~__VERIFIER_assert__cond~133 0)) (and (= main_~main____CPAchecker_TMP_0~60 0) (or (and (= 1 main_~__tmp_133~0) (<= 0 main_~main__t~0)) (and (= 0 main_~__tmp_133~0) (not (<= 0 main_~main__t~0)))) (or (and (<= main_~main__t~0 main_~main__tagbuf_len~0) (= 1 main_~__tmp_134~0)) (and (= 0 main_~__tmp_134~0) (not (<= main_~main__t~0 main_~main__tagbuf_len~0)))) (= main_~main____CPAchecker_TMP_1~59 ~__tmp_3904_1~0) (not (= main_~main__tagbuf_len~0 main_~main__t~0)) (<= 0 (+ main_~main____CPAchecker_TMP_0~60 2147483648)) (= main_~__VERIFIER_assert__cond~133 0) (= main_~main____CPAchecker_TMP_0~60 ~__tmp_3904_0~0) (= main_~main__t~0 (+ main_~main____CPAchecker_TMP_1~59 1)) (<= main_~main__t~0 (+ main_~main__tagbuf_len~0 1)) (= main_~__VERIFIER_assert__cond~133 main_~__tmp_134~0) (= main_~main____CPAchecker_TMP_0~59 ~__tmp_3904_0~0) (= main_~__VERIFIER_assert__cond~132 main_~__tmp_133~0) (not (= main_~__VERIFIER_assert__cond~132 0)) (= main_~main____CPAchecker_TMP_1~58 ~__tmp_3904_1~0) (<= main_~main____CPAchecker_TMP_0~60 2147483647))). Possible FailurePath: - PositiveResult [Line: 100]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - UnprovableResult [Line: 262]: 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 11285#(and (not (= 0 main_~main____CPAchecker_TMP_6~0)) (= main_~__VERIFIER_assert__cond~13 main_~__tmp_14~0) (= main_~main____CPAchecker_TMP_3~0 0) (not (= main_~__VERIFIER_assert__cond~12 0)) (= (ite (<= main_~main__t~0 main_~main__tagbuf_len~0) 1 0) main_~__tmp_14~0) (= main_~__VERIFIER_assert__cond~13 0) (= main_~__VERIFIER_assert__cond~12 main_~__tmp_13~0) (= (ite (<= 0 main_~main__t~0) 1 0) main_~__tmp_13~0)). Possible FailurePath: - UnprovableResult [Line: 2599]: 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 4227#(= main_~__VERIFIER_assert__cond~132 0). Possible FailurePath: - UnprovableResult [Line: 214]: 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 10611#(and (= main_~__VERIFIER_assert__cond~10 main_~__tmp_11~0) (= main_~__VERIFIER_assert__cond~11 main_~__tmp_12~0) (= (ite (<= main_~main__t~0 main_~main__tagbuf_len~0) 1 0) main_~__tmp_12~0) (= (ite (<= 0 main_~main__t~0) 1 0) main_~__tmp_11~0) (not (= main_~__VERIFIER_assert__cond~10 0)) (= main_~__VERIFIER_assert__cond~11 0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...