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 ReUseSupersetCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/loop-invgen/apache-get-tag.i.v+lhb-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-18 21:12:31,175 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 21:12:31,177 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 21:12:31,189 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 21:12:31,189 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 21:12:31,190 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 21:12:31,192 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 21:12:31,193 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 21:12:31,195 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 21:12:31,196 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 21:12:31,197 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 21:12:31,198 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 21:12:31,199 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 21:12:31,200 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 21:12:31,200 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 21:12:31,202 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 21:12:31,202 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 21:12:31,203 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 21:12:31,205 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 21:12:31,207 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 21:12:31,208 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 21:12:31,209 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 21:12:31,210 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 21:12:31,211 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 21:12:31,213 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-18 21:12:31,214 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-18 21:12:31,214 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-18 21:12:31,215 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-18 21:12:31,215 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-18 21:12:31,216 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-18 21:12:31,216 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-18 21:12:31,217 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-18 21:12:31,218 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-18 21:12:31,218 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-18 21:12:31,219 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-18 21:12:31,220 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-18 21:12:31,220 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-18 21:12:31,220 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-18 21:12:31,221 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 21:12:31,222 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 21:12:31,222 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 21:12:31,223 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 [2019-09-18 21:12:31,237 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 21:12:31,237 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 21:12:31,239 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 21:12:31,239 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 21:12:31,239 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 21:12:31,239 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 21:12:31,239 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 21:12:31,240 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 21:12:31,240 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 21:12:31,240 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 21:12:31,240 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 21:12:31,240 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 21:12:31,241 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 21:12:31,241 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 21:12:31,241 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 21:12:31,241 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 21:12:31,241 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 21:12:31,242 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 21:12:31,242 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 21:12:31,242 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 21:12:31,242 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 21:12:31,242 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 21:12:31,243 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 21:12:31,243 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 21:12:31,243 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 21:12:31,243 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 21:12:31,243 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 21:12:31,243 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 21:12:31,244 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 -> ReUseSupersetCallSummarizer 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_DDA [2019-09-18 21:12:31,289 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 21:12:31,303 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 21:12:31,309 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 21:12:31,311 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 21:12:31,311 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 21:12:31,312 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-invgen/apache-get-tag.i.v+lhb-reducer.c [2019-09-18 21:12:31,387 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/198e02e62/27a21f290aaa43b2ab173ea63c172a29/FLAGb6052a194 [2019-09-18 21:12:31,818 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 21:12:31,819 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/apache-get-tag.i.v+lhb-reducer.c [2019-09-18 21:12:31,827 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/198e02e62/27a21f290aaa43b2ab173ea63c172a29/FLAGb6052a194 [2019-09-18 21:12:32,198 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/198e02e62/27a21f290aaa43b2ab173ea63c172a29 [2019-09-18 21:12:32,210 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 21:12:32,212 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 21:12:32,214 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 21:12:32,214 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 21:12:32,218 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 21:12:32,219 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 09:12:32" (1/1) ... [2019-09-18 21:12:32,221 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50c75ddc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 09:12:32, skipping insertion in model container [2019-09-18 21:12:32,222 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 09:12:32" (1/1) ... [2019-09-18 21:12:32,229 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 21:12:32,259 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 21:12:32,551 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 21:12:32,560 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 21:12:32,601 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 21:12:32,708 INFO L192 MainTranslator]: Completed translation [2019-09-18 21:12:32,708 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 09:12:32 WrapperNode [2019-09-18 21:12:32,708 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 21:12:32,709 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 21:12:32,709 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 21:12:32,709 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 21:12:32,721 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 09:12:32" (1/1) ... [2019-09-18 21:12:32,721 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 09:12:32" (1/1) ... [2019-09-18 21:12:32,727 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 09:12:32" (1/1) ... [2019-09-18 21:12:32,728 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 09:12:32" (1/1) ... [2019-09-18 21:12:32,740 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 09:12:32" (1/1) ... [2019-09-18 21:12:32,745 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 09:12:32" (1/1) ... [2019-09-18 21:12:32,747 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 09:12:32" (1/1) ... [2019-09-18 21:12:32,751 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 21:12:32,755 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 21:12:32,755 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 21:12:32,755 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 21:12:32,756 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 09:12:32" (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 [2019-09-18 21:12:32,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 21:12:32,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 21:12:32,810 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 21:12:32,810 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 21:12:32,810 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-18 21:12:32,810 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-18 21:12:32,810 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-18 21:12:32,811 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 21:12:32,811 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 21:12:32,811 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 21:12:33,264 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 21:12:33,265 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-18 21:12:33,266 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 09:12:33 BoogieIcfgContainer [2019-09-18 21:12:33,267 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 21:12:33,267 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 21:12:33,267 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 21:12:33,268 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 21:12:33,269 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 09:12:33" (1/1) ... [2019-09-18 21:12:33,269 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=ReUseSupersetCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-18 21:12:33,293 INFO L162 IcfgInterpreter]: Started Sifa with 18 locations of interest [2019-09-18 21:12:33,294 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 21:12:33,301 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 21:12:33,309 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 21:12:33,310 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 21:12:33,408 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 16 for LOIs [2019-09-18 21:12:33,875 WARN L191 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 49 [2019-09-18 21:12:34,262 WARN L191 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 54 [2019-09-18 21:12:34,390 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2019-09-18 21:12:34,674 WARN L191 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 54 [2019-09-18 21:12:34,799 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2019-09-18 21:12:35,201 WARN L191 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 60 [2019-09-18 21:12:35,350 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2019-09-18 21:12:35,727 WARN L191 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 68 [2019-09-18 21:12:35,912 WARN L191 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2019-09-18 21:12:36,387 WARN L191 SmtUtils]: Spent 470.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 76 [2019-09-18 21:12:37,310 WARN L191 SmtUtils]: Spent 471.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 80 [2019-09-18 21:12:37,453 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-18 21:12:37,994 WARN L191 SmtUtils]: Spent 539.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 80 [2019-09-18 21:12:38,132 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-18 21:12:38,683 WARN L191 SmtUtils]: Spent 550.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 80 [2019-09-18 21:12:38,830 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-18 21:12:39,327 WARN L191 SmtUtils]: Spent 496.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 80 [2019-09-18 21:12:39,467 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-18 21:12:39,991 WARN L191 SmtUtils]: Spent 523.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 80 [2019-09-18 21:12:40,130 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-18 21:12:40,649 WARN L191 SmtUtils]: Spent 518.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 80 [2019-09-18 21:12:40,805 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-18 21:12:41,306 WARN L191 SmtUtils]: Spent 500.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 80 [2019-09-18 21:12:41,457 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-18 21:12:41,994 WARN L191 SmtUtils]: Spent 535.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 80 [2019-09-18 21:12:42,135 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-18 21:12:42,628 WARN L191 SmtUtils]: Spent 491.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 80 [2019-09-18 21:12:42,764 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-18 21:12:43,263 WARN L191 SmtUtils]: Spent 497.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 80 [2019-09-18 21:12:43,405 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-18 21:12:44,022 WARN L191 SmtUtils]: Spent 614.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 81 [2019-09-18 21:12:44,635 WARN L191 SmtUtils]: Spent 603.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 81 [2019-09-18 21:12:45,300 WARN L191 SmtUtils]: Spent 643.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 81 [2019-09-18 21:12:45,908 WARN L191 SmtUtils]: Spent 600.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 81 [2019-09-18 21:12:46,520 WARN L191 SmtUtils]: Spent 604.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 81 [2019-09-18 21:12:47,135 WARN L191 SmtUtils]: Spent 608.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 81 [2019-09-18 21:12:47,761 WARN L191 SmtUtils]: Spent 619.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 81 [2019-09-18 21:12:48,380 WARN L191 SmtUtils]: Spent 612.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 81 [2019-09-18 21:12:49,035 WARN L191 SmtUtils]: Spent 632.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 81 [2019-09-18 21:12:49,651 WARN L191 SmtUtils]: Spent 609.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 81 [2019-09-18 21:12:49,906 WARN L191 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 70 [2019-09-18 21:12:50,223 WARN L191 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 70 [2019-09-18 21:12:50,539 WARN L191 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 70 [2019-09-18 21:12:50,840 WARN L191 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 70 [2019-09-18 21:12:51,136 WARN L191 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 70 [2019-09-18 21:12:51,688 WARN L191 SmtUtils]: Spent 450.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 86 [2019-09-18 21:12:51,834 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-18 21:12:52,365 WARN L191 SmtUtils]: Spent 529.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 92 [2019-09-18 21:12:52,537 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-09-18 21:12:52,847 WARN L191 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 51 [2019-09-18 21:12:53,081 WARN L191 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 57 [2019-09-18 21:12:53,485 WARN L191 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 57 [2019-09-18 21:12:53,801 WARN L191 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 60 [2019-09-18 21:12:54,032 WARN L191 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 60 [2019-09-18 21:12:54,247 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 51 [2019-09-18 21:12:54,491 WARN L191 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 57 [2019-09-18 21:12:54,912 WARN L191 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 57 [2019-09-18 21:12:55,250 WARN L191 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 60 [2019-09-18 21:12:55,497 WARN L191 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 60 [2019-09-18 21:12:55,845 WARN L191 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 88 [2019-09-18 21:12:55,947 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-09-18 21:12:56,114 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 49 [2019-09-18 21:12:56,382 WARN L191 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 54 [2019-09-18 21:12:56,697 WARN L191 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 54 [2019-09-18 21:12:57,032 WARN L191 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 57 [2019-09-18 21:12:57,278 WARN L191 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 57 [2019-09-18 21:12:57,621 WARN L191 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 86 [2019-09-18 21:12:58,038 WARN L191 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 51 [2019-09-18 21:12:58,366 WARN L191 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 57 [2019-09-18 21:12:58,796 WARN L191 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 63 [2019-09-18 21:12:58,897 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2019-09-18 21:12:59,242 WARN L191 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 60 [2019-09-18 21:12:59,505 WARN L191 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 66 [2019-09-18 21:13:00,137 WARN L191 SmtUtils]: Spent 618.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 108 [2019-09-18 21:13:00,290 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 49 [2019-09-18 21:13:00,612 WARN L191 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 57 [2019-09-18 21:13:01,015 WARN L191 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 57 [2019-09-18 21:13:01,452 WARN L191 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 60 [2019-09-18 21:13:01,796 WARN L191 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 60 [2019-09-18 21:13:02,121 WARN L191 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 88 [2019-09-18 21:13:02,424 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 50 [2019-09-18 21:13:02,671 WARN L191 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 55 [2019-09-18 21:13:03,072 WARN L191 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 55 [2019-09-18 21:13:03,394 WARN L191 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 58 [2019-09-18 21:13:03,625 WARN L191 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 58 [2019-09-18 21:13:03,994 WARN L191 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 102 [2019-09-18 21:13:04,192 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 51 [2019-09-18 21:13:04,423 WARN L191 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 57 [2019-09-18 21:13:04,809 WARN L191 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 57 [2019-09-18 21:13:05,122 WARN L191 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 60 [2019-09-18 21:13:05,352 WARN L191 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 60 [2019-09-18 21:13:05,675 WARN L191 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 86 [2019-09-18 21:13:05,968 WARN L191 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 50 [2019-09-18 21:13:06,202 WARN L191 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 55 [2019-09-18 21:13:06,593 WARN L191 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 55 [2019-09-18 21:13:06,910 WARN L191 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 58 [2019-09-18 21:13:07,140 WARN L191 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 58 [2019-09-18 21:13:07,470 WARN L191 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 86 [2019-09-18 21:13:07,572 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-18 21:13:07,788 WARN L191 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 50 [2019-09-18 21:13:08,126 WARN L191 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 55 [2019-09-18 21:13:08,590 WARN L191 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 61 [2019-09-18 21:13:08,696 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2019-09-18 21:13:09,054 WARN L191 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 58 [2019-09-18 21:13:09,326 WARN L191 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 64 [2019-09-18 21:13:09,542 WARN L191 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 51 [2019-09-18 21:13:09,884 WARN L191 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 58 [2019-09-18 21:13:10,323 WARN L191 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 58 [2019-09-18 21:13:10,759 WARN L191 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 61 [2019-09-18 21:13:11,128 WARN L191 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 61 [2019-09-18 21:13:11,146 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-18 21:13:11,147 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-18 21:13:11,150 INFO L193 IcfgInterpreter]: Reachable states at location mainErr2ASSERT_VIOLATIONERROR_FUNCTION satisfy 570#false [2019-09-18 21:13:11,150 INFO L193 IcfgInterpreter]: Reachable states at location mainErr17ASSERT_VIOLATIONERROR_FUNCTION satisfy 77#(and (= (ite (<= main_~main__t~0 main_~main__tagbuf_len~0) 1 0) main_~__tmp_20~0) (= (ite (<= 0 main_~main__t~0) 1 0) main_~__tmp_19~0) (= main_~main__t~0 (+ main_~main____CPAchecker_TMP_1~0 1)) (= 0 main_~main____CPAchecker_TMP_0~1) (= main_~__VERIFIER_assert__cond~19 0) (= main_~__VERIFIER_assert__cond~19 main_~__tmp_20~0) (not (= main_~__VERIFIER_assert__cond~18 0)) (= main_~__VERIFIER_assert__cond~18 main_~__tmp_19~0) (= main_~main____CPAchecker_TMP_0~0 ~__tmp_383_0~0)) [2019-09-18 21:13:11,150 INFO L193 IcfgInterpreter]: Reachable states at location mainErr14ASSERT_VIOLATIONERROR_FUNCTION satisfy 82#(and (= main_~main__t~0 (+ main_~main____CPAchecker_TMP_1~0 1)) (= (ite (<= 0 main_~main__t~0) 1 0) main_~__tmp_17~0) (= main_~__VERIFIER_assert__cond~16 0) (not (= 0 main_~main____CPAchecker_TMP_0~1)) (<= 0 (+ main_~main____CPAchecker_TMP_0~1 2147483648)) (= main_~__VERIFIER_assert__cond~16 main_~__tmp_17~0) (<= main_~main____CPAchecker_TMP_0~1 2147483647) (not (= main_~main__tagbuf_len~0 main_~main__t~0)) (= main_~main____CPAchecker_TMP_0~0 ~__tmp_383_0~0)) [2019-09-18 21:13:11,150 INFO L193 IcfgInterpreter]: Reachable states at location mainErr7ASSERT_VIOLATIONERROR_FUNCTION satisfy 675#(and (= main_~__tmp_9~0 (ite (<= 0 main_~main__t~0) 1 0)) (= main_~__VERIFIER_assert__cond~8 0) (= main_~__tmp_9~0 main_~__VERIFIER_assert__cond~8)) [2019-09-18 21:13:11,151 INFO L193 IcfgInterpreter]: Reachable states at location mainErr9ASSERT_VIOLATIONERROR_FUNCTION satisfy 531#(and (= main_~__VERIFIER_assert__cond~10 0) (= main_~main____CPAchecker_TMP_3~0 0)) [2019-09-18 21:13:11,151 INFO L193 IcfgInterpreter]: Reachable states at location mainErr12ASSERT_VIOLATIONERROR_FUNCTION satisfy 66#(and (= main_~main__t~0 (+ main_~main____CPAchecker_TMP_1~0 1)) (= (ite (<= 0 main_~main__t~0) 1 0) main_~__tmp_15~0) (= main_~__VERIFIER_assert__cond~14 0) (= main_~main__tagbuf_len~0 main_~main__t~0) (= main_~__VERIFIER_assert__cond~14 main_~__tmp_15~0) (= main_~main____CPAchecker_TMP_0~0 ~__tmp_383_0~0)) [2019-09-18 21:13:11,152 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 179#false [2019-09-18 21:13:11,152 INFO L193 IcfgInterpreter]: Reachable states at location mainErr8ASSERT_VIOLATIONERROR_FUNCTION satisfy 642#(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)) [2019-09-18 21:13:11,152 INFO L193 IcfgInterpreter]: Reachable states at location mainErr1ASSERT_VIOLATIONERROR_FUNCTION satisfy 608#false [2019-09-18 21:13:11,152 INFO L193 IcfgInterpreter]: Reachable states at location mainErr11ASSERT_VIOLATIONERROR_FUNCTION satisfy 17#false [2019-09-18 21:13:11,152 INFO L193 IcfgInterpreter]: Reachable states at location mainErr6ASSERT_VIOLATIONERROR_FUNCTION satisfy 320#false [2019-09-18 21:13:11,153 INFO L193 IcfgInterpreter]: Reachable states at location mainErr5ASSERT_VIOLATIONERROR_FUNCTION satisfy 363#false [2019-09-18 21:13:11,153 INFO L193 IcfgInterpreter]: Reachable states at location mainErr13ASSERT_VIOLATIONERROR_FUNCTION satisfy 62#false [2019-09-18 21:13:11,153 INFO L193 IcfgInterpreter]: Reachable states at location mainErr15ASSERT_VIOLATIONERROR_FUNCTION satisfy 87#(and (= main_~main__t~0 (+ main_~main____CPAchecker_TMP_1~0 1)) (not (= main_~__VERIFIER_assert__cond~16 0)) (= (ite (<= 0 main_~main__t~0) 1 0) main_~__tmp_17~0) (= (ite (<= main_~main__t~0 main_~main__tagbuf_len~0) 1 0) main_~__tmp_18~0) (not (= 0 main_~main____CPAchecker_TMP_0~1)) (= main_~__VERIFIER_assert__cond~17 0) (<= 0 (+ main_~main____CPAchecker_TMP_0~1 2147483648)) (= main_~__VERIFIER_assert__cond~16 main_~__tmp_17~0) (= main_~__VERIFIER_assert__cond~17 main_~__tmp_18~0) (<= main_~main____CPAchecker_TMP_0~1 2147483647) (= main_~main____CPAchecker_TMP_0~0 ~__tmp_383_0~0)) [2019-09-18 21:13:11,153 INFO L193 IcfgInterpreter]: Reachable states at location mainErr3ASSERT_VIOLATIONERROR_FUNCTION satisfy 488#false [2019-09-18 21:13:11,154 INFO L193 IcfgInterpreter]: Reachable states at location mainErr10ASSERT_VIOLATIONERROR_FUNCTION satisfy 448#(and (= main_~main____CPAchecker_TMP_3~0 0) (= main_~__VERIFIER_assert__cond~11 0)) [2019-09-18 21:13:11,154 INFO L193 IcfgInterpreter]: Reachable states at location mainErr16ASSERT_VIOLATIONERROR_FUNCTION satisfy 72#(and (= (ite (<= 0 main_~main__t~0) 1 0) main_~__tmp_19~0) (= main_~main__t~0 (+ main_~main____CPAchecker_TMP_1~0 1)) (= 0 main_~main____CPAchecker_TMP_0~1) (= main_~__VERIFIER_assert__cond~18 main_~__tmp_19~0) (not (= main_~main__tagbuf_len~0 main_~main__t~0)) (= main_~__VERIFIER_assert__cond~18 0) (= main_~main____CPAchecker_TMP_0~0 ~__tmp_383_0~0)) [2019-09-18 21:13:11,154 INFO L193 IcfgInterpreter]: Reachable states at location mainErr4ASSERT_VIOLATIONERROR_FUNCTION satisfy 404#(and (not (= 0 main_~main____CPAchecker_TMP_4~0)) (= 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)) (<= 0 (+ main_~main____CPAchecker_TMP_4~0 2147483648)) (not (= 0 main_~main____CPAchecker_TMP_3~0)) (<= main_~main____CPAchecker_TMP_4~0 2147483647) (= main_~__tmp_5~0 (ite (<= 0 main_~main__t~0) 1 0)) (<= 0 (+ main_~main____CPAchecker_TMP_3~0 2147483648)) (= main_~__tmp_6~0 main_~__VERIFIER_assert__cond~5) (= main_~__VERIFIER_assert__cond~5 0) (<= main_~main____CPAchecker_TMP_3~0 2147483647) (and (= main_~main__t~0 (+ main_~main____CPAchecker_TMP_7~0 1)) (<= main_~main__t~0 (+ main_~main__tagbuf_len~0 1)) (= main_~__tmp_9~0 1) (= 1 main_~__tmp_10~0) (= main_~__VERIFIER_assert__cond~9 main_~__tmp_10~0) (= main_~__tmp_9~0 main_~__VERIFIER_assert__cond~8) (<= 1 main_~main__t~0))) [2019-09-18 21:13:11,177 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-18 21:13:11,177 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-18 21:13:11,180 INFO L168 Benchmark]: Toolchain (without parser) took 38967.87 ms. Allocated memory was 132.1 MB in the beginning and 474.5 MB in the end (delta: 342.4 MB). Free memory was 88.1 MB in the beginning and 310.3 MB in the end (delta: -222.2 MB). Peak memory consumption was 120.2 MB. Max. memory is 7.1 GB. [2019-09-18 21:13:11,181 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 132.1 MB. Free memory was 106.5 MB in the beginning and 106.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-18 21:13:11,182 INFO L168 Benchmark]: CACSL2BoogieTranslator took 495.02 ms. Allocated memory was 132.1 MB in the beginning and 199.8 MB in the end (delta: 67.6 MB). Free memory was 87.9 MB in the beginning and 176.0 MB in the end (delta: -88.1 MB). Peak memory consumption was 28.2 MB. Max. memory is 7.1 GB. [2019-09-18 21:13:11,183 INFO L168 Benchmark]: Boogie Preprocessor took 41.70 ms. Allocated memory is still 199.8 MB. Free memory was 176.0 MB in the beginning and 174.1 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. [2019-09-18 21:13:11,183 INFO L168 Benchmark]: RCFGBuilder took 511.92 ms. Allocated memory is still 199.8 MB. Free memory was 174.1 MB in the beginning and 149.1 MB in the end (delta: 24.9 MB). Peak memory consumption was 24.9 MB. Max. memory is 7.1 GB. [2019-09-18 21:13:11,184 INFO L168 Benchmark]: Sifa took 37910.54 ms. Allocated memory was 199.8 MB in the beginning and 474.5 MB in the end (delta: 274.7 MB). Free memory was 149.1 MB in the beginning and 310.3 MB in the end (delta: -161.2 MB). Peak memory consumption was 113.6 MB. Max. memory is 7.1 GB. [2019-09-18 21:13:11,188 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 132.1 MB. Free memory was 106.5 MB in the beginning and 106.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 495.02 ms. Allocated memory was 132.1 MB in the beginning and 199.8 MB in the end (delta: 67.6 MB). Free memory was 87.9 MB in the beginning and 176.0 MB in the end (delta: -88.1 MB). Peak memory consumption was 28.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 41.70 ms. Allocated memory is still 199.8 MB. Free memory was 176.0 MB in the beginning and 174.1 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 511.92 ms. Allocated memory is still 199.8 MB. Free memory was 174.1 MB in the beginning and 149.1 MB in the end (delta: 24.9 MB). Peak memory consumption was 24.9 MB. Max. memory is 7.1 GB. * Sifa took 37910.54 ms. Allocated memory was 199.8 MB in the beginning and 474.5 MB in the end (delta: 274.7 MB). Free memory was 149.1 MB in the beginning and 310.3 MB in the end (delta: -161.2 MB). Peak memory consumption was 113.6 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]: 37861, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 310, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 287, TOOLS_POST_TIME[ms]: 226, TOOLS_POST_CALL_APPLICATIONS: 2, TOOLS_POST_CALL_TIME[ms]: 20, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 2, TOOLS_QUANTIFIERELIM_APPLICATIONS: 289, TOOLS_QUANTIFIERELIM_TIME[ms]: 164, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 12, FLUID_QUERY_TIME[ms]: 14, FLUID_QUERIES: 324, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 139, DOMAIN_JOIN_TIME[ms]: 35807, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 3, DOMAIN_WIDEN_TIME[ms]: 1480, DOMAIN_ISSUBSETEQ_APPLICATIONS: 14, DOMAIN_ISSUBSETEQ_TIME[ms]: 11, DOMAIN_ISBOTTOM_APPLICATIONS: 47, DOMAIN_ISBOTTOM_TIME[ms]: 118, LOOP_SUMMARIZER_APPLICATIONS: 11, LOOP_SUMMARIZER_CACHE_MISSES: 11, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 18069, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 18068, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 14, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 47, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 10, REGEX_TO_DAG_TIME[ms]: 7, DAG_COMPRESSION_TIME[ms]: 78, DAG_COMPRESSION_PROCESSED_NODES: 1545, DAG_COMPRESSION_RETAINED_NODES: 292 - PositiveResult [Line: 79]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - UnprovableResult [Line: 373]: 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 77#(and (= (ite (<= main_~main__t~0 main_~main__tagbuf_len~0) 1 0) main_~__tmp_20~0) (= (ite (<= 0 main_~main__t~0) 1 0) main_~__tmp_19~0) (= main_~main__t~0 (+ main_~main____CPAchecker_TMP_1~0 1)) (= 0 main_~main____CPAchecker_TMP_0~1) (= main_~__VERIFIER_assert__cond~19 0) (= main_~__VERIFIER_assert__cond~19 main_~__tmp_20~0) (not (= main_~__VERIFIER_assert__cond~18 0)) (= main_~__VERIFIER_assert__cond~18 main_~__tmp_19~0) (= main_~main____CPAchecker_TMP_0~0 ~__tmp_383_0~0)). Possible FailurePath: - UnprovableResult [Line: 328]: 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 82#(and (= main_~main__t~0 (+ main_~main____CPAchecker_TMP_1~0 1)) (= (ite (<= 0 main_~main__t~0) 1 0) main_~__tmp_17~0) (= main_~__VERIFIER_assert__cond~16 0) (not (= 0 main_~main____CPAchecker_TMP_0~1)) (<= 0 (+ main_~main____CPAchecker_TMP_0~1 2147483648)) (= main_~__VERIFIER_assert__cond~16 main_~__tmp_17~0) (<= main_~main____CPAchecker_TMP_0~1 2147483647) (not (= main_~main__tagbuf_len~0 main_~main__t~0)) (= main_~main____CPAchecker_TMP_0~0 ~__tmp_383_0~0)). Possible FailurePath: - UnprovableResult [Line: 171]: 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 675#(and (= main_~__tmp_9~0 (ite (<= 0 main_~main__t~0) 1 0)) (= main_~__VERIFIER_assert__cond~8 0) (= main_~__tmp_9~0 main_~__VERIFIER_assert__cond~8)). Possible FailurePath: - UnprovableResult [Line: 219]: 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 531#(and (= main_~__VERIFIER_assert__cond~10 0) (= main_~main____CPAchecker_TMP_3~0 0)). Possible FailurePath: - UnprovableResult [Line: 292]: 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 66#(and (= main_~main__t~0 (+ main_~main____CPAchecker_TMP_1~0 1)) (= (ite (<= 0 main_~main__t~0) 1 0) main_~__tmp_15~0) (= main_~__VERIFIER_assert__cond~14 0) (= main_~main__tagbuf_len~0 main_~main__t~0) (= main_~__VERIFIER_assert__cond~14 main_~__tmp_15~0) (= main_~main____CPAchecker_TMP_0~0 ~__tmp_383_0~0)). Possible FailurePath: - PositiveResult [Line: 47]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - UnprovableResult [Line: 183]: 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 642#(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)). Possible FailurePath: - PositiveResult [Line: 67]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 273]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 149]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 137]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 304]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - UnprovableResult [Line: 340]: 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 87#(and (= main_~main__t~0 (+ main_~main____CPAchecker_TMP_1~0 1)) (not (= main_~__VERIFIER_assert__cond~16 0)) (= (ite (<= 0 main_~main__t~0) 1 0) main_~__tmp_17~0) (= (ite (<= main_~main__t~0 main_~main__tagbuf_len~0) 1 0) main_~__tmp_18~0) (not (= 0 main_~main____CPAchecker_TMP_0~1)) (= main_~__VERIFIER_assert__cond~17 0) (<= 0 (+ main_~main____CPAchecker_TMP_0~1 2147483648)) (= main_~__VERIFIER_assert__cond~16 main_~__tmp_17~0) (= main_~__VERIFIER_assert__cond~17 main_~__tmp_18~0) (<= main_~main____CPAchecker_TMP_0~1 2147483647) (= main_~main____CPAchecker_TMP_0~0 ~__tmp_383_0~0)). Possible FailurePath: - PositiveResult [Line: 109]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - UnprovableResult [Line: 231]: 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 448#(and (= main_~main____CPAchecker_TMP_3~0 0) (= main_~__VERIFIER_assert__cond~11 0)). Possible FailurePath: - UnprovableResult [Line: 361]: 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 72#(and (= (ite (<= 0 main_~main__t~0) 1 0) main_~__tmp_19~0) (= main_~main__t~0 (+ main_~main____CPAchecker_TMP_1~0 1)) (= 0 main_~main____CPAchecker_TMP_0~1) (= main_~__VERIFIER_assert__cond~18 main_~__tmp_19~0) (not (= main_~main__tagbuf_len~0 main_~main__t~0)) (= main_~__VERIFIER_assert__cond~18 0) (= main_~main____CPAchecker_TMP_0~0 ~__tmp_383_0~0)). Possible FailurePath: - UnprovableResult [Line: 121]: 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 404#(and (not (= 0 main_~main____CPAchecker_TMP_4~0)) (= 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)) (<= 0 (+ main_~main____CPAchecker_TMP_4~0 2147483648)) (not (= 0 main_~main____CPAchecker_TMP_3~0)) (<= main_~main____CPAchecker_TMP_4~0 2147483647) (= main_~__tmp_5~0 (ite (<= 0 main_~main__t~0) 1 0)) (<= 0 (+ main_~main____CPAchecker_TMP_3~0 2147483648)) (= main_~__tmp_6~0 main_~__VERIFIER_assert__cond~5) (= main_~__VERIFIER_assert__cond~5 0) (<= main_~main____CPAchecker_TMP_3~0 2147483647) (and (= main_~main__t~0 (+ main_~main____CPAchecker_TMP_7~0 1)) (<= main_~main__t~0 (+ main_~main__tagbuf_len~0 1)) (= main_~__tmp_9~0 1) (= 1 main_~__tmp_10~0) (= main_~__VERIFIER_assert__cond~9 main_~__tmp_10~0) (= main_~__tmp_9~0 main_~__VERIFIER_assert__cond~8) (<= 1 main_~main__t~0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...