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 NeverFluid --sifa.intern.fluid NeverFluid --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 [2019-09-19 21:39:54,748 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 21:39:54,750 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 21:39:54,764 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 21:39:54,765 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 21:39:54,766 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 21:39:54,769 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 21:39:54,782 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 21:39:54,783 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 21:39:54,785 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 21:39:54,787 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 21:39:54,788 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 21:39:54,788 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 21:39:54,789 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 21:39:54,794 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 21:39:54,796 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 21:39:54,798 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 21:39:54,800 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 21:39:54,804 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 21:39:54,807 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 21:39:54,808 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 21:39:54,812 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 21:39:54,815 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 21:39:54,816 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 21:39:54,820 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-19 21:39:54,820 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-19 21:39:54,820 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-19 21:39:54,822 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-19 21:39:54,824 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-19 21:39:54,826 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-19 21:39:54,826 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 21:39:54,828 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 21:39:54,829 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 21:39:54,830 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 21:39:54,835 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 21:39:54,835 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 21:39:54,836 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 21:39:54,836 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 21:39:54,837 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 21:39:54,837 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 21:39:54,838 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 21:39:54,839 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 [2019-09-19 21:39:54,866 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 21:39:54,866 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 21:39:54,868 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 21:39:54,868 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 21:39:54,868 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 21:39:54,868 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 21:39:54,868 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 21:39:54,869 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 21:39:54,869 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 21:39:54,869 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 21:39:54,869 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 21:39:54,869 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 21:39:54,870 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 21:39:54,870 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 21:39:54,870 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 21:39:54,870 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 21:39:54,870 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 21:39:54,871 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 21:39:54,871 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 21:39:54,871 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 21:39:54,871 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 21:39:54,871 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 21:39:54,872 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 21:39:54,872 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 21:39:54,872 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 21:39:54,872 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 21:39:54,872 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 21:39:54,873 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 21:39:54,873 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 -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-19 21:39:54,912 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 21:39:54,930 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 21:39:54,937 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 21:39:54,939 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 21:39:54,940 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 21:39:54,941 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-invgen/apache-get-tag.i.v+lhb-reducer.c [2019-09-19 21:39:55,002 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c487f307c/9b9b850006ce4403a86d91cb01d106e8/FLAGbaf793c40 [2019-09-19 21:39:55,480 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 21:39:55,481 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/apache-get-tag.i.v+lhb-reducer.c [2019-09-19 21:39:55,496 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c487f307c/9b9b850006ce4403a86d91cb01d106e8/FLAGbaf793c40 [2019-09-19 21:39:55,856 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c487f307c/9b9b850006ce4403a86d91cb01d106e8 [2019-09-19 21:39:55,864 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 21:39:55,866 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 21:39:55,867 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 21:39:55,867 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 21:39:55,871 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 21:39:55,871 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 09:39:55" (1/1) ... [2019-09-19 21:39:55,874 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f296037 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:39:55, skipping insertion in model container [2019-09-19 21:39:55,874 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 09:39:55" (1/1) ... [2019-09-19 21:39:55,882 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 21:39:55,923 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 21:39:56,132 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 21:39:56,138 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 21:39:56,264 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 21:39:56,279 INFO L192 MainTranslator]: Completed translation [2019-09-19 21:39:56,279 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:39:56 WrapperNode [2019-09-19 21:39:56,280 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 21:39:56,280 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 21:39:56,281 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 21:39:56,281 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 21:39:56,293 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:39:56" (1/1) ... [2019-09-19 21:39:56,293 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:39:56" (1/1) ... [2019-09-19 21:39:56,299 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:39:56" (1/1) ... [2019-09-19 21:39:56,300 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:39:56" (1/1) ... [2019-09-19 21:39:56,308 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:39:56" (1/1) ... [2019-09-19 21:39:56,313 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:39:56" (1/1) ... [2019-09-19 21:39:56,315 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:39:56" (1/1) ... [2019-09-19 21:39:56,318 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 21:39:56,319 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 21:39:56,319 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 21:39:56,319 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 21:39:56,320 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:39:56" (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 [2019-09-19 21:39:56,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 21:39:56,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 21:39:56,373 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 21:39:56,373 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 21:39:56,373 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-19 21:39:56,373 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-19 21:39:56,373 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-19 21:39:56,373 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 21:39:56,374 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 21:39:56,374 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 21:39:56,824 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 21:39:56,824 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-19 21:39:56,825 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 09:39:56 BoogieIcfgContainer [2019-09-19 21:39:56,826 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 21:39:56,826 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 21:39:56,826 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 21:39:56,826 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 21:39:56,828 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 09:39:56" (1/1) ... [2019-09-19 21:39:56,828 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=NeverFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=NeverFluid [2019-09-19 21:39:56,850 INFO L162 IcfgInterpreter]: Started Sifa with 18 locations of interest [2019-09-19 21:39:56,851 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 21:39:56,859 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 21:39:56,868 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 21:39:56,870 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 21:39:56,956 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 16 for LOIs [2019-09-19 21:39:57,405 WARN L191 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 49 [2019-09-19 21:39:57,754 WARN L191 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 54 [2019-09-19 21:39:57,873 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2019-09-19 21:39:58,156 WARN L191 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 54 [2019-09-19 21:39:58,270 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2019-09-19 21:39:58,658 WARN L191 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 60 [2019-09-19 21:39:58,804 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2019-09-19 21:39:59,152 WARN L191 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 68 [2019-09-19 21:39:59,295 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2019-09-19 21:39:59,753 WARN L191 SmtUtils]: Spent 453.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 76 [2019-09-19 21:40:00,707 WARN L191 SmtUtils]: Spent 517.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 80 [2019-09-19 21:40:00,847 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-19 21:40:01,366 WARN L191 SmtUtils]: Spent 517.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 80 [2019-09-19 21:40:01,509 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-19 21:40:01,978 WARN L191 SmtUtils]: Spent 468.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 80 [2019-09-19 21:40:02,110 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-19 21:40:02,609 WARN L191 SmtUtils]: Spent 498.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 80 [2019-09-19 21:40:02,737 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-19 21:40:03,233 WARN L191 SmtUtils]: Spent 494.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 80 [2019-09-19 21:40:03,369 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-19 21:40:03,889 WARN L191 SmtUtils]: Spent 519.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 80 [2019-09-19 21:40:04,042 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-19 21:40:04,506 WARN L191 SmtUtils]: Spent 462.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 80 [2019-09-19 21:40:04,650 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-19 21:40:05,118 WARN L191 SmtUtils]: Spent 466.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 80 [2019-09-19 21:40:05,265 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-19 21:40:05,726 WARN L191 SmtUtils]: Spent 460.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 80 [2019-09-19 21:40:05,854 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-19 21:40:06,320 WARN L191 SmtUtils]: Spent 464.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 80 [2019-09-19 21:40:06,459 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-19 21:40:07,056 WARN L191 SmtUtils]: Spent 593.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 81 [2019-09-19 21:40:07,631 WARN L191 SmtUtils]: Spent 569.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 81 [2019-09-19 21:40:08,235 WARN L191 SmtUtils]: Spent 572.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 81 [2019-09-19 21:40:08,814 WARN L191 SmtUtils]: Spent 573.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 81 [2019-09-19 21:40:09,389 WARN L191 SmtUtils]: Spent 568.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 81 [2019-09-19 21:40:09,989 WARN L191 SmtUtils]: Spent 594.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 81 [2019-09-19 21:40:10,580 WARN L191 SmtUtils]: Spent 585.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 81 [2019-09-19 21:40:11,158 WARN L191 SmtUtils]: Spent 572.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 81 [2019-09-19 21:40:11,732 WARN L191 SmtUtils]: Spent 567.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 81 [2019-09-19 21:40:12,310 WARN L191 SmtUtils]: Spent 571.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 81 [2019-09-19 21:40:12,549 WARN L191 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 70 [2019-09-19 21:40:12,859 WARN L191 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 70 [2019-09-19 21:40:13,168 WARN L191 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 70 [2019-09-19 21:40:13,466 WARN L191 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 70 [2019-09-19 21:40:13,767 WARN L191 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 70 [2019-09-19 21:40:14,139 WARN L191 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 70 [2019-09-19 21:40:14,519 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 51 [2019-09-19 21:40:14,759 WARN L191 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 57 [2019-09-19 21:40:15,175 WARN L191 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 57 [2019-09-19 21:40:15,498 WARN L191 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 60 [2019-09-19 21:40:15,729 WARN L191 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 60 [2019-09-19 21:40:15,939 WARN L191 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 51 [2019-09-19 21:40:16,172 WARN L191 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 57 [2019-09-19 21:40:16,577 WARN L191 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 57 [2019-09-19 21:40:16,678 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2019-09-19 21:40:16,909 WARN L191 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 60 [2019-09-19 21:40:17,142 WARN L191 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 60 [2019-09-19 21:40:17,472 WARN L191 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 88 [2019-09-19 21:40:17,729 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 49 [2019-09-19 21:40:17,962 WARN L191 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 54 [2019-09-19 21:40:18,269 WARN L191 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 54 [2019-09-19 21:40:18,581 WARN L191 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 57 [2019-09-19 21:40:18,813 WARN L191 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 57 [2019-09-19 21:40:19,129 WARN L191 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 86 [2019-09-19 21:40:19,536 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 51 [2019-09-19 21:40:19,849 WARN L191 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 57 [2019-09-19 21:40:20,275 WARN L191 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 63 [2019-09-19 21:40:20,704 WARN L191 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 60 [2019-09-19 21:40:20,962 WARN L191 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 66 [2019-09-19 21:40:21,346 WARN L191 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 78 [2019-09-19 21:40:21,455 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2019-09-19 21:40:21,585 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 49 [2019-09-19 21:40:21,906 WARN L191 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 57 [2019-09-19 21:40:22,306 WARN L191 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 57 [2019-09-19 21:40:22,729 WARN L191 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 60 [2019-09-19 21:40:23,076 WARN L191 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 60 [2019-09-19 21:40:23,399 WARN L191 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 88 [2019-09-19 21:40:23,702 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 50 [2019-09-19 21:40:23,946 WARN L191 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 55 [2019-09-19 21:40:24,340 WARN L191 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 55 [2019-09-19 21:40:24,655 WARN L191 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 58 [2019-09-19 21:40:24,885 WARN L191 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 58 [2019-09-19 21:40:25,218 WARN L191 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 88 [2019-09-19 21:40:25,515 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 51 [2019-09-19 21:40:25,750 WARN L191 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 57 [2019-09-19 21:40:26,139 WARN L191 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 57 [2019-09-19 21:40:26,462 WARN L191 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 60 [2019-09-19 21:40:26,696 WARN L191 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 60 [2019-09-19 21:40:26,912 WARN L191 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 84 [2019-09-19 21:40:27,116 WARN L191 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 50 [2019-09-19 21:40:27,351 WARN L191 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 55 [2019-09-19 21:40:27,739 WARN L191 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 55 [2019-09-19 21:40:28,064 WARN L191 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 58 [2019-09-19 21:40:28,292 WARN L191 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 58 [2019-09-19 21:40:28,609 WARN L191 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 86 [2019-09-19 21:40:28,920 WARN L191 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 50 [2019-09-19 21:40:29,252 WARN L191 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 55 [2019-09-19 21:40:29,677 WARN L191 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 61 [2019-09-19 21:40:30,109 WARN L191 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 58 [2019-09-19 21:40:30,372 WARN L191 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 64 [2019-09-19 21:40:30,578 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 51 [2019-09-19 21:40:30,900 WARN L191 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 58 [2019-09-19 21:40:31,299 WARN L191 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 58 [2019-09-19 21:40:31,725 WARN L191 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 61 [2019-09-19 21:40:32,082 WARN L191 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 61 [2019-09-19 21:40:32,695 WARN L191 SmtUtils]: Spent 595.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 108 [2019-09-19 21:40:32,721 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-19 21:40:32,722 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-19 21:40:32,724 INFO L193 IcfgInterpreter]: Reachable states at location mainErr10ASSERT_VIOLATIONERROR_FUNCTION satisfy 675#(and (= main_~main____CPAchecker_TMP_3~0 0) (= main_~__VERIFIER_assert__cond~11 0)) [2019-09-19 21:40:32,725 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)) [2019-09-19 21:40:32,725 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)) [2019-09-19 21:40:32,725 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)) [2019-09-19 21:40:32,726 INFO L193 IcfgInterpreter]: Reachable states at location mainErr5ASSERT_VIOLATIONERROR_FUNCTION satisfy 359#false [2019-09-19 21:40:32,726 INFO L193 IcfgInterpreter]: Reachable states at location mainErr7ASSERT_VIOLATIONERROR_FUNCTION satisfy 664#(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)) [2019-09-19 21:40:32,726 INFO L193 IcfgInterpreter]: Reachable states at location mainErr8ASSERT_VIOLATIONERROR_FUNCTION satisfy 631#(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)) [2019-09-19 21:40:32,726 INFO L193 IcfgInterpreter]: Reachable states at location mainErr3ASSERT_VIOLATIONERROR_FUNCTION satisfy 517#false [2019-09-19 21:40:32,727 INFO L193 IcfgInterpreter]: Reachable states at location mainErr9ASSERT_VIOLATIONERROR_FUNCTION satisfy 477#false [2019-09-19 21:40:32,727 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 179#false [2019-09-19 21:40:32,727 INFO L193 IcfgInterpreter]: Reachable states at location mainErr6ASSERT_VIOLATIONERROR_FUNCTION satisfy 316#false [2019-09-19 21:40:32,727 INFO L193 IcfgInterpreter]: Reachable states at location mainErr13ASSERT_VIOLATIONERROR_FUNCTION satisfy 62#false [2019-09-19 21:40:32,727 INFO L193 IcfgInterpreter]: Reachable states at location mainErr11ASSERT_VIOLATIONERROR_FUNCTION satisfy 17#false [2019-09-19 21:40:32,728 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)) [2019-09-19 21:40:32,728 INFO L193 IcfgInterpreter]: Reachable states at location mainErr2ASSERT_VIOLATIONERROR_FUNCTION satisfy 559#false [2019-09-19 21:40:32,728 INFO L193 IcfgInterpreter]: Reachable states at location mainErr4ASSERT_VIOLATIONERROR_FUNCTION satisfy 400#(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))) [2019-09-19 21:40:32,728 INFO L193 IcfgInterpreter]: Reachable states at location mainErr1ASSERT_VIOLATIONERROR_FUNCTION satisfy 597#false [2019-09-19 21:40:32,729 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)) [2019-09-19 21:40:32,753 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-19 21:40:32,753 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-19 21:40:32,756 INFO L168 Benchmark]: Toolchain (without parser) took 36889.63 ms. Allocated memory was 134.7 MB in the beginning and 439.4 MB in the end (delta: 304.6 MB). Free memory was 90.0 MB in the beginning and 271.0 MB in the end (delta: -181.0 MB). Peak memory consumption was 123.6 MB. Max. memory is 7.1 GB. [2019-09-19 21:40:32,757 INFO L168 Benchmark]: CDTParser took 0.70 ms. Allocated memory is still 134.7 MB. Free memory was 107.9 MB in the beginning and 107.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-19 21:40:32,758 INFO L168 Benchmark]: CACSL2BoogieTranslator took 413.17 ms. Allocated memory was 134.7 MB in the beginning and 201.3 MB in the end (delta: 66.6 MB). Free memory was 89.8 MB in the beginning and 176.6 MB in the end (delta: -86.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 7.1 GB. [2019-09-19 21:40:32,759 INFO L168 Benchmark]: Boogie Preprocessor took 38.16 ms. Allocated memory is still 201.3 MB. Free memory was 176.6 MB in the beginning and 174.8 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. [2019-09-19 21:40:32,759 INFO L168 Benchmark]: RCFGBuilder took 506.84 ms. Allocated memory is still 201.3 MB. Free memory was 174.8 MB in the beginning and 149.8 MB in the end (delta: 25.1 MB). Peak memory consumption was 25.1 MB. Max. memory is 7.1 GB. [2019-09-19 21:40:32,760 INFO L168 Benchmark]: Sifa took 35927.59 ms. Allocated memory was 201.3 MB in the beginning and 439.4 MB in the end (delta: 238.0 MB). Free memory was 149.2 MB in the beginning and 271.0 MB in the end (delta: -121.8 MB). Peak memory consumption was 116.2 MB. Max. memory is 7.1 GB. [2019-09-19 21:40:32,764 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.70 ms. Allocated memory is still 134.7 MB. Free memory was 107.9 MB in the beginning and 107.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 413.17 ms. Allocated memory was 134.7 MB in the beginning and 201.3 MB in the end (delta: 66.6 MB). Free memory was 89.8 MB in the beginning and 176.6 MB in the end (delta: -86.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 38.16 ms. Allocated memory is still 201.3 MB. Free memory was 176.6 MB in the beginning and 174.8 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 506.84 ms. Allocated memory is still 201.3 MB. Free memory was 174.8 MB in the beginning and 149.8 MB in the end (delta: 25.1 MB). Peak memory consumption was 25.1 MB. Max. memory is 7.1 GB. * Sifa took 35927.59 ms. Allocated memory was 201.3 MB in the beginning and 439.4 MB in the end (delta: 238.0 MB). Free memory was 149.2 MB in the beginning and 271.0 MB in the end (delta: -121.8 MB). Peak memory consumption was 116.2 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]: 35878, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 310, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 287, TOOLS_POST_TIME[ms]: 222, TOOLS_POST_CALL_APPLICATIONS: 2, TOOLS_POST_CALL_TIME[ms]: 21, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 2, TOOLS_QUANTIFIERELIM_APPLICATIONS: 289, TOOLS_QUANTIFIERELIM_TIME[ms]: 163, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 13, FLUID_QUERY_TIME[ms]: 1, FLUID_QUERIES: 324, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 139, DOMAIN_JOIN_TIME[ms]: 33962, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 3, DOMAIN_WIDEN_TIME[ms]: 1380, DOMAIN_ISSUBSETEQ_APPLICATIONS: 14, DOMAIN_ISSUBSETEQ_TIME[ms]: 11, DOMAIN_ISBOTTOM_APPLICATIONS: 47, DOMAIN_ISBOTTOM_TIME[ms]: 115, LOOP_SUMMARIZER_APPLICATIONS: 11, LOOP_SUMMARIZER_CACHE_MISSES: 11, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 17526, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 17525, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 14, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 1, CALL_SUMMARIZER_OVERALL_TIME[ms]: 37, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 36, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 67, DAG_COMPRESSION_PROCESSED_NODES: 1550, DAG_COMPRESSION_RETAINED_NODES: 292 - 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 675#(and (= main_~main____CPAchecker_TMP_3~0 0) (= main_~__VERIFIER_assert__cond~11 0)). Possible FailurePath: - 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: 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: 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: 137]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - 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 664#(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: 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 631#(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: 109]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 219]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 47]: 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: 304]: 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 - 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: 79]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - 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 400#(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: - PositiveResult [Line: 67]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - 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: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...