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.logsizewrapperfluid.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-ba7495b [2019-09-25 15:37:42,071 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-25 15:37:42,073 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-25 15:37:42,086 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-25 15:37:42,086 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-25 15:37:42,087 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-25 15:37:42,089 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-25 15:37:42,091 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-25 15:37:42,093 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-25 15:37:42,094 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-25 15:37:42,095 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-25 15:37:42,096 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-25 15:37:42,096 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-25 15:37:42,097 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-25 15:37:42,099 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-25 15:37:42,100 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-25 15:37:42,101 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-25 15:37:42,102 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-25 15:37:42,107 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-25 15:37:42,109 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-25 15:37:42,110 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-25 15:37:42,111 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-25 15:37:42,113 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-25 15:37:42,113 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-25 15:37:42,116 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-25 15:37:42,116 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-25 15:37:42,116 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-25 15:37:42,117 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-25 15:37:42,118 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-25 15:37:42,119 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-25 15:37:42,119 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-25 15:37:42,120 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-25 15:37:42,120 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-25 15:37:42,121 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-25 15:37:42,122 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-25 15:37:42,122 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-25 15:37:42,123 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-25 15:37:42,123 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-25 15:37:42,123 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-25 15:37:42,124 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-25 15:37:42,125 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-25 15:37:42,126 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 [2019-09-25 15:37:42,140 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-25 15:37:42,141 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-25 15:37:42,142 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-25 15:37:42,142 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-25 15:37:42,142 INFO L138 SettingsManager]: * Use SBE=true [2019-09-25 15:37:42,142 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-25 15:37:42,143 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-25 15:37:42,143 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-25 15:37:42,143 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-25 15:37:42,143 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-25 15:37:42,143 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-25 15:37:42,144 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-25 15:37:42,144 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-25 15:37:42,144 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-25 15:37:42,144 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-25 15:37:42,144 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-25 15:37:42,145 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-25 15:37:42,145 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-25 15:37:42,145 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-25 15:37:42,145 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-25 15:37:42,145 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-25 15:37:42,146 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-25 15:37:42,146 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-25 15:37:42,146 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-25 15:37:42,146 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-25 15:37:42,146 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-25 15:37:42,147 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-25 15:37:42,147 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-25 15:37:42,147 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: LogSizeWrapperFluid Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-09-25 15:37:42,178 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-25 15:37:42,191 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-25 15:37:42,194 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-25 15:37:42,195 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-25 15:37:42,196 INFO L275 PluginConnector]: CDTParser initialized [2019-09-25 15:37:42,197 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-invgen/apache-get-tag.i.p+nlh-reducer.c [2019-09-25 15:37:42,255 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ebcb48c22/805aeec67203407eb775d931f6454e3c/FLAG3c614cc56 [2019-09-25 15:37:42,818 INFO L306 CDTParser]: Found 1 translation units. [2019-09-25 15:37:42,819 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/apache-get-tag.i.p+nlh-reducer.c [2019-09-25 15:37:42,840 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ebcb48c22/805aeec67203407eb775d931f6454e3c/FLAG3c614cc56 [2019-09-25 15:37:43,078 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ebcb48c22/805aeec67203407eb775d931f6454e3c [2019-09-25 15:37:43,087 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-25 15:37:43,088 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-25 15:37:43,089 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-25 15:37:43,089 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-25 15:37:43,094 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-25 15:37:43,095 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 03:37:43" (1/1) ... [2019-09-25 15:37:43,099 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2cf2f29d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:37:43, skipping insertion in model container [2019-09-25 15:37:43,100 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 03:37:43" (1/1) ... [2019-09-25 15:37:43,107 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-25 15:37:43,179 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-25 15:37:43,804 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 15:37:43,809 INFO L188 MainTranslator]: Completed pre-run [2019-09-25 15:37:44,063 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 15:37:44,085 INFO L192 MainTranslator]: Completed translation [2019-09-25 15:37:44,086 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:37:44 WrapperNode [2019-09-25 15:37:44,087 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-25 15:37:44,088 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-25 15:37:44,088 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-25 15:37:44,089 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-25 15:37:44,110 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:37:44" (1/1) ... [2019-09-25 15:37:44,110 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:37:44" (1/1) ... [2019-09-25 15:37:44,135 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:37:44" (1/1) ... [2019-09-25 15:37:44,135 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:37:44" (1/1) ... [2019-09-25 15:37:44,174 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:37:44" (1/1) ... [2019-09-25 15:37:44,205 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:37:44" (1/1) ... [2019-09-25 15:37:44,216 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:37:44" (1/1) ... [2019-09-25 15:37:44,238 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-25 15:37:44,239 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-25 15:37:44,239 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-25 15:37:44,239 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-25 15:37:44,240 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:37:44" (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 [2019-09-25 15:37:44,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-25 15:37:44,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-25 15:37:44,327 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-25 15:37:44,327 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-25 15:37:44,328 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-25 15:37:44,328 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-25 15:37:44,329 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-25 15:37:44,329 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-25 15:37:44,329 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-25 15:37:44,329 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-25 15:37:46,017 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-25 15:37:46,018 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-25 15:37:46,019 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 03:37:46 BoogieIcfgContainer [2019-09-25 15:37:46,019 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-25 15:37:46,020 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-25 15:37:46,020 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-25 15:37:46,022 INFO L275 PluginConnector]: Sifa initialized [2019-09-25 15:37:46,023 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 03:37:46" (1/1) ... [2019-09-25 15:37:46,025 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=ExplicitValueDomain ♦ 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 [2019-09-25 15:37:46,048 INFO L162 IcfgInterpreter]: Started Sifa with 16 locations of interest [2019-09-25 15:37:46,049 INFO L169 IcfgInterpreter]: Building call graph [2019-09-25 15:37:46,059 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-25 15:37:46,068 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-25 15:37:46,069 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-25 15:37:46,180 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 20 for LOIs [2019-09-25 15:37:47,621 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 63 [2019-09-25 15:37:47,962 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-25 15:37:47,981 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-25 15:37:48,043 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-25 15:37:48,062 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-25 15:37:48,121 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-25 15:37:48,139 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-25 15:37:48,198 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-25 15:37:48,214 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-25 15:37:48,267 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-25 15:37:48,284 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-25 15:37:48,338 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-25 15:37:48,354 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-25 15:37:48,414 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-25 15:37:48,429 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-25 15:37:48,488 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-25 15:37:48,504 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-25 15:37:48,558 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-25 15:37:48,570 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-25 15:37:48,628 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-25 15:37:48,642 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-25 15:37:48,860 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-25 15:37:48,873 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-25 15:37:48,953 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-25 15:37:48,965 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-25 15:37:49,045 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-25 15:37:49,058 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-25 15:37:49,136 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-25 15:37:49,148 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-25 15:37:49,246 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-25 15:37:49,265 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-25 15:37:49,354 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-25 15:37:49,371 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-25 15:37:49,448 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-25 15:37:49,461 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-25 15:37:49,532 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-25 15:37:49,548 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-25 15:37:51,985 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-25 15:37:51,985 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-25 15:37:51,990 INFO L193 IcfgInterpreter]: Reachable states at location mainErr12ASSERT_VIOLATIONERROR_FUNCTION satisfy 9444#(and (<= main_~main____CPAchecker_TMP_6~0 2147483647) (not (= 0 main_~main____CPAchecker_TMP_6~0)) (= main_~__VERIFIER_assert__cond~12 0) (= 0 main_~main____CPAchecker_TMP_3~0) (= main_~__VERIFIER_assert__cond~12 main_~__tmp_13~0) (= (ite (<= 0 main_~main__t~0) 1 0) main_~__tmp_13~0) (<= 0 (+ main_~main____CPAchecker_TMP_6~0 2147483648))) [2019-09-25 15:37:51,990 INFO L193 IcfgInterpreter]: Reachable states at location mainErr2ASSERT_VIOLATIONERROR_FUNCTION satisfy 9492#(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)) [2019-09-25 15:37:51,991 INFO L193 IcfgInterpreter]: Reachable states at location mainErr5ASSERT_VIOLATIONERROR_FUNCTION satisfy 9463#(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) (= main_~__tmp_5~0 (ite (<= 0 main_~main__t~0) 1 0)) (not (= main_~__VERIFIER_assert__cond~4 0)) (= main_~__tmp_6~0 main_~__VERIFIER_assert__cond~5) (= main_~main__tagbuf_len~0 main_~main__t~0)) [2019-09-25 15:37:51,991 INFO L193 IcfgInterpreter]: Reachable states at location mainErr9ASSERT_VIOLATIONERROR_FUNCTION satisfy 7975#(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)) [2019-09-25 15:37:51,991 INFO L193 IcfgInterpreter]: Reachable states at location mainErr11ASSERT_VIOLATIONERROR_FUNCTION satisfy 8352#(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)) [2019-09-25 15:37:51,992 INFO L193 IcfgInterpreter]: Reachable states at location mainErr15ASSERT_VIOLATIONERROR_FUNCTION satisfy 4386#(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)) [2019-09-25 15:37:51,992 INFO L193 IcfgInterpreter]: Reachable states at location mainErr1ASSERT_VIOLATIONERROR_FUNCTION satisfy 4370#(or (and (= |old(~__tmp_3904_1~0)| 0) (= |old(~__return_2598~0)| 0) (= main_~__VERIFIER_assert__cond~1 0) (= |old(~__tmp_2609_0~0)| 0) (= |old(~__tmp_3904_0~0)| 0) (= ~__return_main~0 0)) (and (= main_~__tmp_1~0 (ite (<= 0 main_~main__t~0) 1 0)) (= main_~__VERIFIER_assert__cond~1 0) (= main_~__tmp_2~0 (ite (<= main_~main__t~0 main_~main__tagbuf_len~0) 1 0)) (= main_~__tmp_1~0 main_~__VERIFIER_assert__cond~0) (= main_~__tmp_2~0 main_~__VERIFIER_assert__cond~1) (not (= main_~__VERIFIER_assert__cond~0 0)) (= main_~main__tagbuf_len~0 main_~main__t~0))) [2019-09-25 15:37:51,992 INFO L193 IcfgInterpreter]: Reachable states at location mainErr6ASSERT_VIOLATIONERROR_FUNCTION satisfy 9234#(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)) [2019-09-25 15:37:51,992 INFO L193 IcfgInterpreter]: Reachable states at location mainErr7ASSERT_VIOLATIONERROR_FUNCTION satisfy 9166#(and (= 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)) (not (= main_~__VERIFIER_assert__cond~6 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)) [2019-09-25 15:37:51,993 INFO L193 IcfgInterpreter]: Reachable states at location mainErr4ASSERT_VIOLATIONERROR_FUNCTION satisfy 9481#(and (= main_~__tmp_5~0 main_~__VERIFIER_assert__cond~4) (= 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)) [2019-09-25 15:37:51,994 INFO L193 IcfgInterpreter]: Reachable states at location mainErr10ASSERT_VIOLATIONERROR_FUNCTION satisfy 8884#(= main_~__VERIFIER_assert__cond~10 0) [2019-09-25 15:37:51,995 INFO L193 IcfgInterpreter]: Reachable states at location mainErr3ASSERT_VIOLATIONERROR_FUNCTION satisfy 9487#(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)) [2019-09-25 15:37:51,995 INFO L193 IcfgInterpreter]: Reachable states at location mainErr8ASSERT_VIOLATIONERROR_FUNCTION satisfy 8053#(= main_~__VERIFIER_assert__cond~8 0) [2019-09-25 15:37:51,995 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 4363#(or (and (= main_~__tmp_1~0 (ite (<= 0 main_~main__t~0) 1 0)) (= main_~__VERIFIER_assert__cond~0 0) (= main_~__tmp_1~0 main_~__VERIFIER_assert__cond~0) (= main_~main__tagbuf_len~0 main_~main__t~0)) (and (= |old(~__tmp_3904_1~0)| 0) (= |old(~__return_2598~0)| 0) (= main_~__VERIFIER_assert__cond~0 0) (= |old(~__tmp_2609_0~0)| 0) (= |old(~__tmp_3904_0~0)| 0) (= ~__return_main~0 0))) [2019-09-25 15:37:51,995 INFO L193 IcfgInterpreter]: Reachable states at location mainErr13ASSERT_VIOLATIONERROR_FUNCTION satisfy 8557#(and (<= main_~main____CPAchecker_TMP_6~0 2147483647) (not (= 0 main_~main____CPAchecker_TMP_6~0)) (= main_~__VERIFIER_assert__cond~13 main_~__tmp_14~0) (not (= main_~__VERIFIER_assert__cond~12 0)) (= 0 main_~main____CPAchecker_TMP_3~0) (= (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) (<= 0 (+ main_~main____CPAchecker_TMP_6~0 2147483648))) [2019-09-25 15:37:51,996 INFO L193 IcfgInterpreter]: Reachable states at location mainErr14ASSERT_VIOLATIONERROR_FUNCTION satisfy 4379#(= main_~__VERIFIER_assert__cond~132 0) [2019-09-25 15:37:52,050 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-25 15:37:52,050 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-25 15:37:52,053 INFO L168 Benchmark]: Toolchain (without parser) took 8964.24 ms. Allocated memory was 139.5 MB in the beginning and 531.1 MB in the end (delta: 391.6 MB). Free memory was 85.3 MB in the beginning and 411.1 MB in the end (delta: -325.8 MB). Peak memory consumption was 65.8 MB. Max. memory is 7.1 GB. [2019-09-25 15:37:52,054 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 139.5 MB. Free memory was 105.5 MB in the beginning and 105.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-25 15:37:52,055 INFO L168 Benchmark]: CACSL2BoogieTranslator took 998.35 ms. Allocated memory was 139.5 MB in the beginning and 202.4 MB in the end (delta: 62.9 MB). Free memory was 85.1 MB in the beginning and 156.7 MB in the end (delta: -71.7 MB). Peak memory consumption was 32.5 MB. Max. memory is 7.1 GB. [2019-09-25 15:37:52,056 INFO L168 Benchmark]: Boogie Preprocessor took 150.06 ms. Allocated memory is still 202.4 MB. Free memory was 156.7 MB in the beginning and 152.0 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. [2019-09-25 15:37:52,057 INFO L168 Benchmark]: RCFGBuilder took 1780.96 ms. Allocated memory was 202.4 MB in the beginning and 226.0 MB in the end (delta: 23.6 MB). Free memory was 152.0 MB in the beginning and 97.2 MB in the end (delta: 54.8 MB). Peak memory consumption was 82.4 MB. Max. memory is 7.1 GB. [2019-09-25 15:37:52,058 INFO L168 Benchmark]: Sifa took 6030.61 ms. Allocated memory was 226.0 MB in the beginning and 531.1 MB in the end (delta: 305.1 MB). Free memory was 97.2 MB in the beginning and 411.1 MB in the end (delta: -313.9 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-25 15:37:52,062 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 139.5 MB. Free memory was 105.5 MB in the beginning and 105.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 998.35 ms. Allocated memory was 139.5 MB in the beginning and 202.4 MB in the end (delta: 62.9 MB). Free memory was 85.1 MB in the beginning and 156.7 MB in the end (delta: -71.7 MB). Peak memory consumption was 32.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 150.06 ms. Allocated memory is still 202.4 MB. Free memory was 156.7 MB in the beginning and 152.0 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1780.96 ms. Allocated memory was 202.4 MB in the beginning and 226.0 MB in the end (delta: 23.6 MB). Free memory was 152.0 MB in the beginning and 97.2 MB in the end (delta: 54.8 MB). Peak memory consumption was 82.4 MB. Max. memory is 7.1 GB. * Sifa took 6030.61 ms. Allocated memory was 226.0 MB in the beginning and 531.1 MB in the end (delta: 305.1 MB). Free memory was 97.2 MB in the beginning and 411.1 MB in the end (delta: -313.9 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 5948, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 1920, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 1802, TOOLS_POST_TIME[ms]: 674, TOOLS_POST_CALL_APPLICATIONS: 2, TOOLS_POST_CALL_TIME[ms]: 22, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 2, TOOLS_QUANTIFIERELIM_APPLICATIONS: 1805, TOOLS_QUANTIFIERELIM_TIME[ms]: 426, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 14, FLUID_QUERY_TIME[ms]: 38, FLUID_QUERIES: 2003, FLUID_YES_ANSWERS: 40, DOMAIN_JOIN_APPLICATIONS: 1681, DOMAIN_JOIN_TIME[ms]: 2562, DOMAIN_ALPHA_APPLICATIONS: 40, DOMAIN_ALPHA_TIME[ms]: 315, DOMAIN_WIDEN_APPLICATIONS: 35, DOMAIN_WIDEN_TIME[ms]: 128, DOMAIN_ISSUBSETEQ_APPLICATIONS: 83, DOMAIN_ISSUBSETEQ_TIME[ms]: 78, DOMAIN_ISBOTTOM_APPLICATIONS: 376, DOMAIN_ISBOTTOM_TIME[ms]: 630, LOOP_SUMMARIZER_APPLICATIONS: 48, LOOP_SUMMARIZER_CACHE_MISSES: 48, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 1684, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 1682, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 83, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 1, CALL_SUMMARIZER_OVERALL_TIME[ms]: 57, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 57, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 48, REGEX_TO_DAG_TIME[ms]: 67, DAG_COMPRESSION_TIME[ms]: 1152, DAG_COMPRESSION_PROCESSED_NODES: 88069, DAG_COMPRESSION_RETAINED_NODES: 1374 - 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 9444#(and (<= main_~main____CPAchecker_TMP_6~0 2147483647) (not (= 0 main_~main____CPAchecker_TMP_6~0)) (= main_~__VERIFIER_assert__cond~12 0) (= 0 main_~main____CPAchecker_TMP_3~0) (= main_~__VERIFIER_assert__cond~12 main_~__tmp_13~0) (= (ite (<= 0 main_~main__t~0) 1 0) main_~__tmp_13~0) (<= 0 (+ main_~main____CPAchecker_TMP_6~0 2147483648))). 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 9492#(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: - 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: 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 8352#(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: - 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 4386#(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)). Possible FailurePath: - 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 4370#(or (and (= |old(~__tmp_3904_1~0)| 0) (= |old(~__return_2598~0)| 0) (= main_~__VERIFIER_assert__cond~1 0) (= |old(~__tmp_2609_0~0)| 0) (= |old(~__tmp_3904_0~0)| 0) (= ~__return_main~0 0)) (and (= main_~__tmp_1~0 (ite (<= 0 main_~main__t~0) 1 0)) (= main_~__VERIFIER_assert__cond~1 0) (= main_~__tmp_2~0 (ite (<= main_~main__t~0 main_~main__tagbuf_len~0) 1 0)) (= main_~__tmp_1~0 main_~__VERIFIER_assert__cond~0) (= main_~__tmp_2~0 main_~__VERIFIER_assert__cond~1) (not (= main_~__VERIFIER_assert__cond~0 0)) (= main_~main__tagbuf_len~0 main_~main__t~0))). 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 9234#(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: - 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 9166#(and (= 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)) (not (= main_~__VERIFIER_assert__cond~6 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: - UnprovableResult [Line: 100]: 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 9481#(and (= main_~__tmp_5~0 main_~__VERIFIER_assert__cond~4) (= 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)). 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 8884#(= main_~__VERIFIER_assert__cond~10 0). Possible FailurePath: - 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 9487#(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: 168]: 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 8053#(= main_~__VERIFIER_assert__cond~8 0). Possible FailurePath: - 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 4363#(or (and (= main_~__tmp_1~0 (ite (<= 0 main_~main__t~0) 1 0)) (= main_~__VERIFIER_assert__cond~0 0) (= main_~__tmp_1~0 main_~__VERIFIER_assert__cond~0) (= main_~main__tagbuf_len~0 main_~main__t~0)) (and (= |old(~__tmp_3904_1~0)| 0) (= |old(~__return_2598~0)| 0) (= main_~__VERIFIER_assert__cond~0 0) (= |old(~__tmp_2609_0~0)| 0) (= |old(~__tmp_3904_0~0)| 0) (= ~__return_main~0 0))). Possible FailurePath: - 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 8557#(and (<= main_~main____CPAchecker_TMP_6~0 2147483647) (not (= 0 main_~main____CPAchecker_TMP_6~0)) (= main_~__VERIFIER_assert__cond~13 main_~__tmp_14~0) (not (= main_~__VERIFIER_assert__cond~12 0)) (= 0 main_~main____CPAchecker_TMP_3~0) (= (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) (<= 0 (+ main_~main____CPAchecker_TMP_6~0 2147483648))). 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 4379#(= main_~__VERIFIER_assert__cond~132 0). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...