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 SequenceOfStatements --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 18:25:44,825 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 18:25:44,827 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 18:25:44,844 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 18:25:44,844 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 18:25:44,845 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 18:25:44,848 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 18:25:44,854 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 18:25:44,856 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 18:25:44,856 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 18:25:44,860 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 18:25:44,861 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 18:25:44,862 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 18:25:44,864 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 18:25:44,865 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 18:25:44,866 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 18:25:44,869 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 18:25:44,870 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 18:25:44,874 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 18:25:44,878 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 18:25:44,880 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 18:25:44,881 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 18:25:44,883 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 18:25:44,885 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 18:25:44,888 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-20 18:25:44,895 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 18:25:44,896 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 18:25:44,897 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 18:25:44,897 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 18:25:44,901 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 18:25:44,902 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 18:25:44,902 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 18:25:44,902 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 18:25:44,903 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 18:25:44,904 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 18:25:44,904 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 18:25:44,905 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 18:25:44,919 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 18:25:44,919 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 18:25:44,921 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 18:25:44,921 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 18:25:44,921 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 18:25:44,921 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 18:25:44,921 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 18:25:44,922 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 18:25:44,922 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 18:25:44,922 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 18:25:44,922 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 18:25:44,922 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 18:25:44,923 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 18:25:44,923 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 18:25:44,923 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 18:25:44,923 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 18:25:44,923 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 18:25:44,924 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 18:25:44,924 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 18:25:44,924 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 18:25:44,924 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 18:25:44,924 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 18:25:44,925 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 18:25:44,925 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 18:25:44,925 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 18:25:44,925 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 18:25:44,925 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 18:25:44,926 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 18:25:44,926 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 -> SequenceOfStatements 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 18:25:44,956 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 18:25:44,969 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 18:25:44,973 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 18:25:44,974 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 18:25:44,975 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 18:25:44,975 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-examples/data_structures_set_multi_proc_trivial_ground.i [2019-09-20 18:25:45,052 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/368a50055/b039af1f8c3f4dd3a190586c7ed488cf/FLAGbc5fab35a [2019-09-20 18:25:45,497 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 18:25:45,497 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-examples/data_structures_set_multi_proc_trivial_ground.i [2019-09-20 18:25:45,508 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/368a50055/b039af1f8c3f4dd3a190586c7ed488cf/FLAGbc5fab35a [2019-09-20 18:25:45,859 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/368a50055/b039af1f8c3f4dd3a190586c7ed488cf [2019-09-20 18:25:45,870 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 18:25:45,872 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 18:25:45,873 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 18:25:45,873 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 18:25:45,877 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 18:25:45,878 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 06:25:45" (1/1) ... [2019-09-20 18:25:45,880 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34c93b6e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:25:45, skipping insertion in model container [2019-09-20 18:25:45,881 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 06:25:45" (1/1) ... [2019-09-20 18:25:45,888 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 18:25:45,907 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 18:25:46,112 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 18:25:46,122 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 18:25:46,162 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 18:25:46,263 INFO L192 MainTranslator]: Completed translation [2019-09-20 18:25:46,264 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:25:46 WrapperNode [2019-09-20 18:25:46,264 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 18:25:46,265 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 18:25:46,265 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 18:25:46,265 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 18:25:46,277 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:25:46" (1/1) ... [2019-09-20 18:25:46,277 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:25:46" (1/1) ... [2019-09-20 18:25:46,285 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:25:46" (1/1) ... [2019-09-20 18:25:46,286 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:25:46" (1/1) ... [2019-09-20 18:25:46,296 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:25:46" (1/1) ... [2019-09-20 18:25:46,305 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:25:46" (1/1) ... [2019-09-20 18:25:46,308 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:25:46" (1/1) ... [2019-09-20 18:25:46,311 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 18:25:46,314 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 18:25:46,314 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 18:25:46,314 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 18:25:46,315 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:25:46" (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 18:25:46,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 18:25:46,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 18:25:46,372 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-20 18:25:46,372 INFO L138 BoogieDeclarations]: Found implementation of procedure insert [2019-09-20 18:25:46,373 INFO L138 BoogieDeclarations]: Found implementation of procedure elem_exists [2019-09-20 18:25:46,373 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 18:25:46,374 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 18:25:46,374 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-20 18:25:46,374 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 18:25:46,374 INFO L130 BoogieDeclarations]: Found specification of procedure insert [2019-09-20 18:25:46,374 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 18:25:46,375 INFO L130 BoogieDeclarations]: Found specification of procedure elem_exists [2019-09-20 18:25:46,375 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 18:25:46,375 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 18:25:46,376 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 18:25:46,376 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 18:25:46,376 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 18:25:46,376 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 18:25:46,797 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 18:25:46,798 INFO L283 CfgBuilder]: Removed 10 assume(true) statements. [2019-09-20 18:25:46,799 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 06:25:46 BoogieIcfgContainer [2019-09-20 18:25:46,800 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 18:25:46,800 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 18:25:46,800 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 18:25:46,800 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 18:25:46,802 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 06:25:46" (1/1) ... [2019-09-20 18:25:46,802 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 18:25:46,825 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 18:25:46,826 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 18:25:46,835 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 18:25:46,843 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 18:25:46,845 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 18:25:46,988 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 17 for LOIs [2019-09-20 18:25:49,361 WARN L191 SmtUtils]: Spent 2.06 s on a formula simplification that was a NOOP. DAG size: 94 [2019-09-20 18:25:50,829 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 55 [2019-09-20 18:25:51,560 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 61 [2019-09-20 18:25:52,106 WARN L191 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 84 [2019-09-20 18:25:53,596 WARN L191 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 162 DAG size of output: 90 [2019-09-20 18:25:54,623 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2019-09-20 18:25:54,996 WARN L191 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 56 [2019-09-20 18:25:55,108 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2019-09-20 18:25:55,219 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2019-09-20 18:25:55,513 WARN L191 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 56 [2019-09-20 18:25:56,807 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 52 [2019-09-20 18:25:57,552 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 61 [2019-09-20 18:25:58,114 WARN L191 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 82 [2019-09-20 18:25:59,162 WARN L191 SmtUtils]: Spent 707.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 90 [2019-09-20 18:26:00,687 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 52 [2019-09-20 18:26:01,378 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 61 [2019-09-20 18:26:01,980 WARN L191 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 82 [2019-09-20 18:26:03,441 WARN L191 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 167 DAG size of output: 90 [2019-09-20 18:26:04,646 WARN L191 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 58 [2019-09-20 18:26:04,755 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2019-09-20 18:26:04,861 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2019-09-20 18:26:05,171 WARN L191 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 58 [2019-09-20 18:26:06,125 WARN L191 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 58 [2019-09-20 18:26:06,231 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2019-09-20 18:26:06,337 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2019-09-20 18:26:06,615 WARN L191 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 58 [2019-09-20 18:26:07,858 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 55 [2019-09-20 18:26:08,770 WARN L191 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 52 [2019-09-20 18:26:09,209 WARN L191 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 52 [2019-09-20 18:26:09,694 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 48 [2019-09-20 18:26:09,918 WARN L191 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 51 [2019-09-20 18:26:12,402 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 57 [2019-09-20 18:26:12,563 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 50 [2019-09-20 18:26:13,332 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 40 [2019-09-20 18:26:14,914 WARN L191 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 52 [2019-09-20 18:26:15,322 WARN L191 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 52 [2019-09-20 18:26:17,054 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 57 [2019-09-20 18:26:20,079 WARN L191 SmtUtils]: Spent 2.02 s on a formula simplification. DAG size of input: 66 DAG size of output: 36 [2019-09-20 18:26:20,672 WARN L191 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 52 [2019-09-20 18:26:21,097 WARN L191 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 52 [2019-09-20 18:26:21,994 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 21 [2019-09-20 18:26:23,721 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 59 [2019-09-20 18:26:28,045 WARN L191 SmtUtils]: Spent 4.02 s on a formula simplification that was a NOOP. DAG size: 66 [2019-09-20 18:26:28,058 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 36 for LOIs [2019-09-20 18:26:28,072 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 18:26:28,072 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 18:26:28,075 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 2102#(and (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) [2019-09-20 18:26:28,083 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 18:26:28,084 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 18:26:28,085 INFO L168 Benchmark]: Toolchain (without parser) took 42213.55 ms. Allocated memory was 133.7 MB in the beginning and 443.0 MB in the end (delta: 309.3 MB). Free memory was 89.6 MB in the beginning and 133.8 MB in the end (delta: -44.1 MB). Peak memory consumption was 265.2 MB. Max. memory is 7.1 GB. [2019-09-20 18:26:28,085 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 133.7 MB. Free memory was 108.0 MB in the beginning and 107.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 18:26:28,085 INFO L168 Benchmark]: CACSL2BoogieTranslator took 391.61 ms. Allocated memory was 133.7 MB in the beginning and 201.3 MB in the end (delta: 67.6 MB). Free memory was 89.4 MB in the beginning and 178.6 MB in the end (delta: -89.2 MB). Peak memory consumption was 26.7 MB. Max. memory is 7.1 GB. [2019-09-20 18:26:28,086 INFO L168 Benchmark]: Boogie Preprocessor took 46.44 ms. Allocated memory is still 201.3 MB. Free memory was 178.6 MB in the beginning and 176.3 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. [2019-09-20 18:26:28,086 INFO L168 Benchmark]: RCFGBuilder took 486.03 ms. Allocated memory is still 201.3 MB. Free memory was 176.3 MB in the beginning and 152.9 MB in the end (delta: 23.4 MB). Peak memory consumption was 23.4 MB. Max. memory is 7.1 GB. [2019-09-20 18:26:28,086 INFO L168 Benchmark]: Sifa took 41283.75 ms. Allocated memory was 201.3 MB in the beginning and 443.0 MB in the end (delta: 241.7 MB). Free memory was 152.9 MB in the beginning and 133.8 MB in the end (delta: 19.1 MB). Peak memory consumption was 260.8 MB. Max. memory is 7.1 GB. [2019-09-20 18:26:28,088 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 133.7 MB. Free memory was 108.0 MB in the beginning and 107.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 391.61 ms. Allocated memory was 133.7 MB in the beginning and 201.3 MB in the end (delta: 67.6 MB). Free memory was 89.4 MB in the beginning and 178.6 MB in the end (delta: -89.2 MB). Peak memory consumption was 26.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 46.44 ms. Allocated memory is still 201.3 MB. Free memory was 178.6 MB in the beginning and 176.3 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 486.03 ms. Allocated memory is still 201.3 MB. Free memory was 176.3 MB in the beginning and 152.9 MB in the end (delta: 23.4 MB). Peak memory consumption was 23.4 MB. Max. memory is 7.1 GB. * Sifa took 41283.75 ms. Allocated memory was 201.3 MB in the beginning and 443.0 MB in the end (delta: 241.7 MB). Free memory was 152.9 MB in the beginning and 133.8 MB in the end (delta: 19.1 MB). Peak memory consumption was 260.8 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]: 41249, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 1098, DAG_INTERPRETER_EARLY_EXITS: 22, TOOLS_POST_APPLICATIONS: 895, TOOLS_POST_TIME[ms]: 10112, TOOLS_POST_CALL_APPLICATIONS: 101, TOOLS_POST_CALL_TIME[ms]: 211, TOOLS_POST_RETURN_APPLICATIONS: 97, TOOLS_POST_RETURN_TIME[ms]: 1050, TOOLS_QUANTIFIERELIM_APPLICATIONS: 1085, TOOLS_QUANTIFIERELIM_TIME[ms]: 11161, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 1445, FLUID_QUERY_TIME[ms]: 27, FLUID_QUERIES: 1223, FLUID_YES_ANSWERS: 3, DOMAIN_JOIN_APPLICATIONS: 390, DOMAIN_JOIN_TIME[ms]: 20219, DOMAIN_ALPHA_APPLICATIONS: 3, DOMAIN_ALPHA_TIME[ms]: 6, DOMAIN_WIDEN_APPLICATIONS: 71, DOMAIN_WIDEN_TIME[ms]: 8751, DOMAIN_ISSUBSETEQ_APPLICATIONS: 125, DOMAIN_ISSUBSETEQ_TIME[ms]: 175, DOMAIN_ISBOTTOM_APPLICATIONS: 216, DOMAIN_ISBOTTOM_TIME[ms]: 396, LOOP_SUMMARIZER_APPLICATIONS: 54, LOOP_SUMMARIZER_CACHE_MISSES: 54, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 30403, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 30402, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 125, CALL_SUMMARIZER_APPLICATIONS: 97, CALL_SUMMARIZER_CACHE_MISSES: 4, CALL_SUMMARIZER_OVERALL_TIME[ms]: 883, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 882, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 5, REGEX_TO_DAG_TIME[ms]: 7, DAG_COMPRESSION_TIME[ms]: 125, DAG_COMPRESSION_PROCESSED_NODES: 2410, DAG_COMPRESSION_RETAINED_NODES: 1006 - 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 2102#(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