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 CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/loop-industry-pattern/aiob_4.c.v+lh-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-17 15:47:27,671 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 15:47:27,674 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 15:47:27,685 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 15:47:27,686 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 15:47:27,687 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 15:47:27,688 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 15:47:27,690 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 15:47:27,692 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 15:47:27,692 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 15:47:27,693 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 15:47:27,695 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 15:47:27,695 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 15:47:27,696 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 15:47:27,697 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 15:47:27,698 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 15:47:27,699 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 15:47:27,700 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 15:47:27,701 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 15:47:27,704 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 15:47:27,705 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 15:47:27,706 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 15:47:27,707 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 15:47:27,708 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 15:47:27,711 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-17 15:47:27,711 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-17 15:47:27,711 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-17 15:47:27,712 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-17 15:47:27,713 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-17 15:47:27,714 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-17 15:47:27,714 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-17 15:47:27,715 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-17 15:47:27,715 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-17 15:47:27,716 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-17 15:47:27,717 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-17 15:47:27,717 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-17 15:47:27,718 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-17 15:47:27,718 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-17 15:47:27,719 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 15:47:27,721 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 15:47:27,721 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 15:47:27,722 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 [2019-09-17 15:47:27,749 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 15:47:27,749 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 15:47:27,750 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 15:47:27,751 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 15:47:27,751 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 15:47:27,752 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 15:47:27,752 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 15:47:27,752 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 15:47:27,752 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 15:47:27,753 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 15:47:27,754 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 15:47:27,754 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 15:47:27,754 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 15:47:27,754 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 15:47:27,755 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 15:47:27,755 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 15:47:27,755 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 15:47:27,755 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 15:47:27,755 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 15:47:27,756 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 15:47:27,756 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 15:47:27,756 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 15:47:27,756 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 15:47:27,757 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 15:47:27,757 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 15:47:27,757 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 15:47:27,757 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 15:47:27,758 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 15:47:27,758 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-17 15:47:27,796 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 15:47:27,810 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 15:47:27,813 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 15:47:27,814 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 15:47:27,815 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 15:47:27,815 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-industry-pattern/aiob_4.c.v+lh-reducer.c [2019-09-17 15:47:27,872 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6bec772f5/e3582e8978014cf9a31123b19ba65652/FLAG41731ff4a [2019-09-17 15:47:28,345 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 15:47:28,345 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-industry-pattern/aiob_4.c.v+lh-reducer.c [2019-09-17 15:47:28,354 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6bec772f5/e3582e8978014cf9a31123b19ba65652/FLAG41731ff4a [2019-09-17 15:47:28,719 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6bec772f5/e3582e8978014cf9a31123b19ba65652 [2019-09-17 15:47:28,728 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 15:47:28,729 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 15:47:28,730 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 15:47:28,730 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 15:47:28,733 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 15:47:28,733 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 03:47:28" (1/1) ... [2019-09-17 15:47:28,736 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4293d688 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 03:47:28, skipping insertion in model container [2019-09-17 15:47:28,736 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 03:47:28" (1/1) ... [2019-09-17 15:47:28,744 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 15:47:28,787 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 15:47:29,176 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 15:47:29,187 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 15:47:29,277 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 15:47:29,295 INFO L192 MainTranslator]: Completed translation [2019-09-17 15:47:29,296 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 03:47:29 WrapperNode [2019-09-17 15:47:29,297 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 15:47:29,298 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 15:47:29,298 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 15:47:29,298 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 15:47:29,308 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 03:47:29" (1/1) ... [2019-09-17 15:47:29,308 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 03:47:29" (1/1) ... [2019-09-17 15:47:29,327 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 03:47:29" (1/1) ... [2019-09-17 15:47:29,328 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 03:47:29" (1/1) ... [2019-09-17 15:47:29,357 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 03:47:29" (1/1) ... [2019-09-17 15:47:29,362 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 03:47:29" (1/1) ... [2019-09-17 15:47:29,366 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 03:47:29" (1/1) ... [2019-09-17 15:47:29,371 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 15:47:29,372 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 15:47:29,372 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 15:47:29,372 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 15:47:29,373 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 03:47:29" (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 [2019-09-17 15:47:29,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 15:47:29,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 15:47:29,450 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 15:47:29,450 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 15:47:29,450 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_89 [2019-09-17 15:47:29,451 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2019-09-17 15:47:29,451 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 15:47:29,451 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-17 15:47:29,451 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-17 15:47:29,451 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-17 15:47:29,452 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-17 15:47:29,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-17 15:47:29,452 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-17 15:47:29,452 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 15:47:29,452 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 15:47:29,453 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-17 15:47:29,453 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-17 15:47:30,249 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 15:47:30,250 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-17 15:47:30,251 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 03:47:30 BoogieIcfgContainer [2019-09-17 15:47:30,252 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 15:47:30,252 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 15:47:30,252 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 15:47:30,253 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 15:47:30,254 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 03:47:30" (1/1) ... [2019-09-17 15:47:30,254 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=CompoundDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-17 15:47:30,287 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-17 15:47:30,287 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 15:47:30,297 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 15:47:30,307 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 15:47:30,309 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 15:47:30,656 WARN L191 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-09-17 15:47:30,933 WARN L191 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 82 [2019-09-17 15:47:31,053 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-17 15:47:31,483 WARN L191 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 86 [2019-09-17 15:47:31,504 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 92 for LOIs [2019-09-17 15:48:21,911 WARN L191 SmtUtils]: Spent 27.84 s on a formula simplification that was a NOOP. DAG size: 936 [2019-09-17 15:48:55,825 WARN L191 SmtUtils]: Spent 14.76 s on a formula simplification that was a NOOP. DAG size: 975 [2019-09-17 15:49:25,986 WARN L191 SmtUtils]: Spent 30.11 s on a formula simplification. DAG size of input: 1014 DAG size of output: 985 [2019-09-17 15:49:40,796 WARN L191 SmtUtils]: Spent 14.81 s on a formula simplification that was a NOOP. DAG size: 985 [2019-09-17 15:50:09,487 WARN L191 SmtUtils]: Spent 28.57 s on a formula simplification. DAG size of input: 1013 DAG size of output: 992 [2019-09-17 15:50:58,649 WARN L191 SmtUtils]: Spent 49.14 s on a formula simplification. DAG size of input: 1009 DAG size of output: 1006 [2019-09-17 15:51:23,571 WARN L191 SmtUtils]: Spent 24.92 s on a formula simplification that was a NOOP. DAG size: 1006 [2019-09-17 15:52:10,223 WARN L191 SmtUtils]: Spent 46.64 s on a formula simplification. DAG size of input: 1013 DAG size of output: 1002 [2019-09-17 15:52:10,559 WARN L191 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 1053 DAG size of output: 1050 [2019-09-17 15:52:53,832 WARN L191 SmtUtils]: Spent 43.15 s on a formula simplification. DAG size of input: 1066 DAG size of output: 1057 [2019-09-17 15:53:10,980 WARN L191 SmtUtils]: Spent 17.15 s on a formula simplification that was a NOOP. DAG size: 1057 [2019-09-17 15:53:28,077 WARN L191 SmtUtils]: Spent 17.08 s on a formula simplification that was a NOOP. DAG size: 1057 [2019-09-17 15:53:59,230 WARN L191 SmtUtils]: Spent 30.95 s on a formula simplification. DAG size of input: 1080 DAG size of output: 1015 [2019-09-17 15:54:14,716 WARN L191 SmtUtils]: Spent 15.48 s on a formula simplification that was a NOOP. DAG size: 1015 [2019-09-17 15:54:30,019 WARN L191 SmtUtils]: Spent 15.30 s on a formula simplification that was a NOOP. DAG size: 1015 [2019-09-17 15:54:30,239 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 1056 DAG size of output: 1053 [2019-09-17 15:54:34,038 WARN L191 SmtUtils]: Spent 3.70 s on a formula simplification. DAG size of input: 1027 DAG size of output: 53 [2019-09-17 15:54:34,100 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-17 15:54:34,101 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-17 15:54:34,103 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 72#(and (= main_~Id_MCDC_89____CPAchecker_TMP_1~0 0) (= main_~__tmp_3~0 main_~__VERIFIER_assert__Id_MCDC_92~1) (not (< (mod ~Id_MCDC_93~0 4294967296) 42)) (= main_~__tmp_3~0 main_~Id_MCDC_89____CPAchecker_TMP_1~0) (exists ((v_prenex_4 Int) (v_~Id_MCDC_93~0_17 Int)) (or (and (not (<= (mod v_prenex_4 4294967296) 2147483647)) (= main_~Id_MCDC_89__Id_MCDC_96~0 (+ main_~Id_MCDC_89____CPAchecker_TMP_2~0 1)) (not (= 0 (mod (select (select |#memory_int| |main_~#Id_MCDC_89__Id_MCDC_95~0.base|) (+ (* 12 (mod v_prenex_4 4294967296)) |main_~#Id_MCDC_89__Id_MCDC_95~0.offset| (- 51539607552))) 4294967296))) (not (= 0 main_~__VERIFIER_assert__Id_MCDC_92~0)) (= ~Id_MCDC_93~0 main_~Id_MCDC_89__Id_MCDC_96~0)) (and (<= (mod v_~Id_MCDC_93~0_17 4294967296) 2147483647) (= main_~Id_MCDC_89__Id_MCDC_96~0 (+ main_~Id_MCDC_89____CPAchecker_TMP_2~0 1)) (not (= (mod (select (select |#memory_int| |main_~#Id_MCDC_89__Id_MCDC_95~0.base|) (+ (* 12 (mod v_~Id_MCDC_93~0_17 4294967296)) |main_~#Id_MCDC_89__Id_MCDC_95~0.offset|)) 4294967296) 0)) (not (= 0 main_~__VERIFIER_assert__Id_MCDC_92~0)) (= ~Id_MCDC_93~0 main_~Id_MCDC_89__Id_MCDC_96~0))))) [2019-09-17 15:54:34,118 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-17 15:54:34,118 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-17 15:54:34,120 INFO L168 Benchmark]: Toolchain (without parser) took 425390.67 ms. Allocated memory was 133.7 MB in the beginning and 188.2 MB in the end (delta: 54.5 MB). Free memory was 87.9 MB in the beginning and 96.2 MB in the end (delta: -8.4 MB). Peak memory consumption was 46.2 MB. Max. memory is 7.1 GB. [2019-09-17 15:54:34,121 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 133.7 MB. Free memory was 106.7 MB in the beginning and 106.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-17 15:54:34,122 INFO L168 Benchmark]: CACSL2BoogieTranslator took 567.41 ms. Allocated memory was 133.7 MB in the beginning and 201.3 MB in the end (delta: 67.6 MB). Free memory was 87.6 MB in the beginning and 171.1 MB in the end (delta: -83.4 MB). Peak memory consumption was 25.5 MB. Max. memory is 7.1 GB. [2019-09-17 15:54:34,123 INFO L168 Benchmark]: Boogie Preprocessor took 73.68 ms. Allocated memory is still 201.3 MB. Free memory was 171.1 MB in the beginning and 167.2 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. [2019-09-17 15:54:34,124 INFO L168 Benchmark]: RCFGBuilder took 880.08 ms. Allocated memory is still 201.3 MB. Free memory was 167.2 MB in the beginning and 94.1 MB in the end (delta: 73.1 MB). Peak memory consumption was 73.1 MB. Max. memory is 7.1 GB. [2019-09-17 15:54:34,125 INFO L168 Benchmark]: Sifa took 423866.39 ms. Allocated memory was 201.3 MB in the beginning and 188.2 MB in the end (delta: -13.1 MB). Free memory was 94.1 MB in the beginning and 96.2 MB in the end (delta: -2.1 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-17 15:54:34,128 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 133.7 MB. Free memory was 106.7 MB in the beginning and 106.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 567.41 ms. Allocated memory was 133.7 MB in the beginning and 201.3 MB in the end (delta: 67.6 MB). Free memory was 87.6 MB in the beginning and 171.1 MB in the end (delta: -83.4 MB). Peak memory consumption was 25.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 73.68 ms. Allocated memory is still 201.3 MB. Free memory was 171.1 MB in the beginning and 167.2 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 880.08 ms. Allocated memory is still 201.3 MB. Free memory was 167.2 MB in the beginning and 94.1 MB in the end (delta: 73.1 MB). Peak memory consumption was 73.1 MB. Max. memory is 7.1 GB. * Sifa took 423866.39 ms. Allocated memory was 201.3 MB in the beginning and 188.2 MB in the end (delta: -13.1 MB). Free memory was 94.1 MB in the beginning and 96.2 MB in the end (delta: -2.1 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 423816, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 31, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 28, TOOLS_POST_TIME[ms]: 85255, TOOLS_POST_CALL_APPLICATIONS: 2, TOOLS_POST_CALL_TIME[ms]: 36, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 11, TOOLS_QUANTIFIERELIM_APPLICATIONS: 31, TOOLS_QUANTIFIERELIM_TIME[ms]: 85240, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 84295, FLUID_QUERY_TIME[ms]: 5, FLUID_QUERIES: 35, FLUID_YES_ANSWERS: 1, DOMAIN_JOIN_APPLICATIONS: 6, DOMAIN_JOIN_TIME[ms]: 78443, DOMAIN_ALPHA_APPLICATIONS: 1, DOMAIN_ALPHA_TIME[ms]: 8, DOMAIN_WIDEN_APPLICATIONS: 3, DOMAIN_WIDEN_TIME[ms]: 259861, DOMAIN_ISSUBSETEQ_APPLICATIONS: 4, DOMAIN_ISSUBSETEQ_TIME[ms]: 101, DOMAIN_ISBOTTOM_APPLICATIONS: 0, DOMAIN_ISBOTTOM_TIME[ms]: 0, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 334492, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 334491, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 4, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 1, CALL_SUMMARIZER_OVERALL_TIME[ms]: 1105, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 1104, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 10, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 28, DAG_COMPRESSION_PROCESSED_NODES: 66, DAG_COMPRESSION_RETAINED_NODES: 36 - 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 72#(and (= main_~Id_MCDC_89____CPAchecker_TMP_1~0 0) (= main_~__tmp_3~0 main_~__VERIFIER_assert__Id_MCDC_92~1) (not (< (mod ~Id_MCDC_93~0 4294967296) 42)) (= main_~__tmp_3~0 main_~Id_MCDC_89____CPAchecker_TMP_1~0) (exists ((v_prenex_4 Int) (v_~Id_MCDC_93~0_17 Int)) (or (and (not (<= (mod v_prenex_4 4294967296) 2147483647)) (= main_~Id_MCDC_89__Id_MCDC_96~0 (+ main_~Id_MCDC_89____CPAchecker_TMP_2~0 1)) (not (= 0 (mod (select (select |#memory_int| |main_~#Id_MCDC_89__Id_MCDC_95~0.base|) (+ (* 12 (mod v_prenex_4 4294967296)) |main_~#Id_MCDC_89__Id_MCDC_95~0.offset| (- 51539607552))) 4294967296))) (not (= 0 main_~__VERIFIER_assert__Id_MCDC_92~0)) (= ~Id_MCDC_93~0 main_~Id_MCDC_89__Id_MCDC_96~0)) (and (<= (mod v_~Id_MCDC_93~0_17 4294967296) 2147483647) (= main_~Id_MCDC_89__Id_MCDC_96~0 (+ main_~Id_MCDC_89____CPAchecker_TMP_2~0 1)) (not (= (mod (select (select |#memory_int| |main_~#Id_MCDC_89__Id_MCDC_95~0.base|) (+ (* 12 (mod v_~Id_MCDC_93~0_17 4294967296)) |main_~#Id_MCDC_89__Id_MCDC_95~0.offset|)) 4294967296) 0)) (not (= 0 main_~__VERIFIER_assert__Id_MCDC_92~0)) (= ~Id_MCDC_93~0 main_~Id_MCDC_89__Id_MCDC_96~0))))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...