java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/array-examples/data_structures_set_multi_proc_trivial_ground.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 14:06:27,814 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 14:06:27,816 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 14:06:27,835 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 14:06:27,835 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 14:06:27,837 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 14:06:27,839 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 14:06:27,842 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 14:06:27,843 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 14:06:27,844 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 14:06:27,845 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 14:06:27,846 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 14:06:27,847 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 14:06:27,847 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 14:06:27,848 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 14:06:27,850 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 14:06:27,850 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 14:06:27,851 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 14:06:27,853 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 14:06:27,855 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 14:06:27,859 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 14:06:27,860 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 14:06:27,863 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 14:06:27,864 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 14:06:27,868 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-20 14:06:27,875 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 14:06:27,875 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 14:06:27,876 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 14:06:27,877 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 14:06:27,880 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 14:06:27,881 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 14:06:27,881 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 14:06:27,882 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 14:06:27,882 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 14:06:27,885 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 14:06:27,887 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 14:06:27,888 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 [2019-09-20 14:06:27,911 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 14:06:27,912 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 14:06:27,914 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 14:06:27,914 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 14:06:27,914 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 14:06:27,915 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 14:06:27,915 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 14:06:27,915 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 14:06:27,915 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 14:06:27,915 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 14:06:27,916 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 14:06:27,917 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 14:06:27,917 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 14:06:27,917 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 14:06:27,918 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 14:06:27,918 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 14:06:27,918 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 14:06:27,918 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 14:06:27,918 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 14:06:27,919 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 14:06:27,919 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 14:06:27,919 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 14:06:27,919 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 14:06:27,920 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 14:06:27,920 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 14:06:27,920 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 14:06:27,920 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 14:06:27,921 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 14:06:27,921 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-20 14:06:27,962 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 14:06:27,977 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 14:06:27,983 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 14:06:27,984 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 14:06:27,984 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 14:06:27,985 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-examples/data_structures_set_multi_proc_trivial_ground.i [2019-09-20 14:06:28,057 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/10fa5d2ce/8cc2a5d261e0409fb29f849a5fbe981b/FLAG5045ac169 [2019-09-20 14:06:28,525 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 14:06:28,525 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-examples/data_structures_set_multi_proc_trivial_ground.i [2019-09-20 14:06:28,532 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/10fa5d2ce/8cc2a5d261e0409fb29f849a5fbe981b/FLAG5045ac169 [2019-09-20 14:06:28,953 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/10fa5d2ce/8cc2a5d261e0409fb29f849a5fbe981b [2019-09-20 14:06:28,963 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 14:06:28,965 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 14:06:28,966 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 14:06:28,966 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 14:06:28,969 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 14:06:28,970 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 02:06:28" (1/1) ... [2019-09-20 14:06:28,972 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@632dc441 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:06:28, skipping insertion in model container [2019-09-20 14:06:28,973 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 02:06:28" (1/1) ... [2019-09-20 14:06:28,979 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 14:06:28,998 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 14:06:29,214 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 14:06:29,223 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 14:06:29,346 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 14:06:29,361 INFO L192 MainTranslator]: Completed translation [2019-09-20 14:06:29,361 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:06:29 WrapperNode [2019-09-20 14:06:29,362 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 14:06:29,362 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 14:06:29,362 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 14:06:29,363 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 14:06:29,373 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:06:29" (1/1) ... [2019-09-20 14:06:29,373 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:06:29" (1/1) ... [2019-09-20 14:06:29,381 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:06:29" (1/1) ... [2019-09-20 14:06:29,381 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:06:29" (1/1) ... [2019-09-20 14:06:29,391 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:06:29" (1/1) ... [2019-09-20 14:06:29,399 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:06:29" (1/1) ... [2019-09-20 14:06:29,402 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:06:29" (1/1) ... [2019-09-20 14:06:29,405 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 14:06:29,405 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 14:06:29,406 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 14:06:29,406 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 14:06:29,407 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:06:29" (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 [2019-09-20 14:06:29,463 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 14:06:29,463 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 14:06:29,463 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-20 14:06:29,464 INFO L138 BoogieDeclarations]: Found implementation of procedure insert [2019-09-20 14:06:29,464 INFO L138 BoogieDeclarations]: Found implementation of procedure elem_exists [2019-09-20 14:06:29,464 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 14:06:29,464 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 14:06:29,465 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-20 14:06:29,465 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 14:06:29,465 INFO L130 BoogieDeclarations]: Found specification of procedure insert [2019-09-20 14:06:29,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 14:06:29,465 INFO L130 BoogieDeclarations]: Found specification of procedure elem_exists [2019-09-20 14:06:29,466 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 14:06:29,466 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 14:06:29,466 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 14:06:29,466 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 14:06:29,466 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 14:06:29,466 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 14:06:30,049 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 14:06:30,049 INFO L283 CfgBuilder]: Removed 10 assume(true) statements. [2019-09-20 14:06:30,051 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 02:06:30 BoogieIcfgContainer [2019-09-20 14:06:30,051 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 14:06:30,052 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 14:06:30,052 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 14:06:30,052 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 14:06:30,054 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 02:06:30" (1/1) ... [2019-09-20 14:06:30,055 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-20 14:06:30,085 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 14:06:30,085 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 14:06:30,094 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 14:06:30,103 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 14:06:30,105 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 14:06:30,234 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 17 for LOIs [2019-09-20 14:06:32,169 WARN L191 SmtUtils]: Spent 1.63 s on a formula simplification that was a NOOP. DAG size: 72 [2019-09-20 14:06:33,316 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 61 [2019-09-20 14:06:33,886 WARN L191 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 84 [2019-09-20 14:06:36,067 WARN L191 SmtUtils]: Spent 1.55 s on a formula simplification. DAG size of input: 191 DAG size of output: 113 [2019-09-20 14:06:36,337 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 63 [2019-09-20 14:06:40,765 WARN L191 SmtUtils]: Spent 3.23 s on a formula simplification. DAG size of input: 306 DAG size of output: 137 [2019-09-20 14:06:41,372 WARN L191 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 50 [2019-09-20 14:06:41,754 WARN L191 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 50 [2019-09-20 14:06:42,313 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 49 [2019-09-20 14:06:42,637 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 49 [2019-09-20 14:06:43,346 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 41 [2019-09-20 14:06:44,436 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 56 [2019-09-20 14:06:44,592 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 56 [2019-09-20 14:06:44,748 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 51 [2019-09-20 14:06:45,904 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 58 [2019-09-20 14:06:46,089 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 58 [2019-09-20 14:06:46,310 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 55 [2019-09-20 14:06:47,574 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 55 [2019-09-20 14:06:47,740 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 55 [2019-09-20 14:06:47,942 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 53 [2019-09-20 14:06:49,303 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 56 [2019-09-20 14:06:49,458 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 51 [2019-09-20 14:06:50,610 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 58 [2019-09-20 14:06:50,809 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 58 [2019-09-20 14:06:51,023 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 55 [2019-09-20 14:06:56,217 WARN L191 SmtUtils]: Spent 4.02 s on a formula simplification that was a NOOP. DAG size: 66 [2019-09-20 14:06:58,237 WARN L191 SmtUtils]: Spent 2.02 s on a formula simplification. DAG size of input: 66 DAG size of output: 36 [2019-09-20 14:06:59,367 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 56 [2019-09-20 14:06:59,522 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 51 [2019-09-20 14:07:00,654 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 58 [2019-09-20 14:07:00,891 WARN L191 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 58 [2019-09-20 14:07:01,088 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 55 [2019-09-20 14:07:02,235 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 56 [2019-09-20 14:07:02,398 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 56 [2019-09-20 14:07:02,575 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 54 [2019-09-20 14:07:06,699 WARN L191 SmtUtils]: Spent 4.02 s on a formula simplification that was a NOOP. DAG size: 66 [2019-09-20 14:07:10,714 WARN L191 SmtUtils]: Spent 4.01 s on a formula simplification that was a NOOP. DAG size: 66 [2019-09-20 14:07:10,715 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 66 for LOIs [2019-09-20 14:07:10,730 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 14:07:10,731 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 14:07:10,733 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 1545#(and (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) [2019-09-20 14:07:10,743 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 14:07:10,744 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 14:07:10,745 INFO L168 Benchmark]: Toolchain (without parser) took 41780.35 ms. Allocated memory was 136.3 MB in the beginning and 515.4 MB in the end (delta: 379.1 MB). Free memory was 82.4 MB in the beginning and 272.0 MB in the end (delta: -189.6 MB). Peak memory consumption was 189.4 MB. Max. memory is 7.1 GB. [2019-09-20 14:07:10,746 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 136.3 MB. Free memory was 101.1 MB in the beginning and 100.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 14:07:10,746 INFO L168 Benchmark]: CACSL2BoogieTranslator took 396.49 ms. Allocated memory was 136.3 MB in the beginning and 197.1 MB in the end (delta: 60.8 MB). Free memory was 82.2 MB in the beginning and 173.9 MB in the end (delta: -91.7 MB). Peak memory consumption was 20.6 MB. Max. memory is 7.1 GB. [2019-09-20 14:07:10,747 INFO L168 Benchmark]: Boogie Preprocessor took 42.72 ms. Allocated memory is still 197.1 MB. Free memory was 173.9 MB in the beginning and 171.9 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. [2019-09-20 14:07:10,747 INFO L168 Benchmark]: RCFGBuilder took 646.15 ms. Allocated memory is still 197.1 MB. Free memory was 171.9 MB in the beginning and 137.9 MB in the end (delta: 34.0 MB). Peak memory consumption was 34.0 MB. Max. memory is 7.1 GB. [2019-09-20 14:07:10,748 INFO L168 Benchmark]: Sifa took 40691.82 ms. Allocated memory was 197.1 MB in the beginning and 515.4 MB in the end (delta: 318.2 MB). Free memory was 137.9 MB in the beginning and 272.0 MB in the end (delta: -134.1 MB). Peak memory consumption was 184.1 MB. Max. memory is 7.1 GB. [2019-09-20 14:07:10,751 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 136.3 MB. Free memory was 101.1 MB in the beginning and 100.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 396.49 ms. Allocated memory was 136.3 MB in the beginning and 197.1 MB in the end (delta: 60.8 MB). Free memory was 82.2 MB in the beginning and 173.9 MB in the end (delta: -91.7 MB). Peak memory consumption was 20.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 42.72 ms. Allocated memory is still 197.1 MB. Free memory was 173.9 MB in the beginning and 171.9 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 646.15 ms. Allocated memory is still 197.1 MB. Free memory was 171.9 MB in the beginning and 137.9 MB in the end (delta: 34.0 MB). Peak memory consumption was 34.0 MB. Max. memory is 7.1 GB. * Sifa took 40691.82 ms. Allocated memory was 197.1 MB in the beginning and 515.4 MB in the end (delta: 318.2 MB). Free memory was 137.9 MB in the beginning and 272.0 MB in the end (delta: -134.1 MB). Peak memory consumption was 184.1 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]: 40648, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 896, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 652, TOOLS_POST_TIME[ms]: 8586, TOOLS_POST_CALL_APPLICATIONS: 129, TOOLS_POST_CALL_TIME[ms]: 265, TOOLS_POST_RETURN_APPLICATIONS: 125, TOOLS_POST_RETURN_TIME[ms]: 211, TOOLS_QUANTIFIERELIM_APPLICATIONS: 906, TOOLS_QUANTIFIERELIM_TIME[ms]: 8878, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 4606, FLUID_QUERY_TIME[ms]: 27, FLUID_QUERIES: 1010, FLUID_YES_ANSWERS: 1, DOMAIN_JOIN_APPLICATIONS: 233, DOMAIN_JOIN_TIME[ms]: 25574, DOMAIN_ALPHA_APPLICATIONS: 1, DOMAIN_ALPHA_TIME[ms]: 8, DOMAIN_WIDEN_APPLICATIONS: 47, DOMAIN_WIDEN_TIME[ms]: 5546, DOMAIN_ISSUBSETEQ_APPLICATIONS: 114, DOMAIN_ISSUBSETEQ_TIME[ms]: 120, DOMAIN_ISBOTTOM_APPLICATIONS: 67, DOMAIN_ISBOTTOM_TIME[ms]: 76, LOOP_SUMMARIZER_APPLICATIONS: 67, LOOP_SUMMARIZER_CACHE_MISSES: 67, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 24862, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 24861, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 114, CALL_SUMMARIZER_APPLICATIONS: 125, CALL_SUMMARIZER_CACHE_MISSES: 4, CALL_SUMMARIZER_OVERALL_TIME[ms]: 528, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 526, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 6, DAG_COMPRESSION_TIME[ms]: 92, DAG_COMPRESSION_PROCESSED_NODES: 2051, DAG_COMPRESSION_RETAINED_NODES: 481 - UnprovableResult [Line: 2]: 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 1545#(and (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...