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-crafted/simple_array_index_value_4.i.v+lhb-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-19 21:39:39,797 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 21:39:39,799 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 21:39:39,811 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 21:39:39,811 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 21:39:39,812 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 21:39:39,814 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 21:39:39,815 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 21:39:39,817 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 21:39:39,818 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 21:39:39,819 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 21:39:39,820 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 21:39:39,820 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 21:39:39,822 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 21:39:39,822 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 21:39:39,824 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 21:39:39,825 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 21:39:39,826 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 21:39:39,827 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 21:39:39,830 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 21:39:39,831 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 21:39:39,832 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 21:39:39,834 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 21:39:39,835 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 21:39:39,837 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-19 21:39:39,837 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-19 21:39:39,838 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-19 21:39:39,839 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-19 21:39:39,839 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-19 21:39:39,840 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-19 21:39:39,840 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 21:39:39,841 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 21:39:39,842 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 21:39:39,843 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 21:39:39,844 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 21:39:39,844 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 21:39:39,845 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 21:39:39,845 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 21:39:39,845 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 21:39:39,846 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 21:39:39,847 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 21:39:39,848 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 21:39:39,863 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 21:39:39,863 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 21:39:39,864 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 21:39:39,864 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 21:39:39,865 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 21:39:39,865 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 21:39:39,865 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 21:39:39,865 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 21:39:39,865 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 21:39:39,866 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 21:39:39,866 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 21:39:39,866 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 21:39:39,866 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 21:39:39,866 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 21:39:39,867 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 21:39:39,867 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 21:39:39,867 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 21:39:39,867 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 21:39:39,868 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 21:39:39,868 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 21:39:39,868 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 21:39:39,868 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 21:39:39,868 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 21:39:39,869 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 21:39:39,869 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 21:39:39,869 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 21:39:39,869 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 21:39:39,869 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 21:39:39,869 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 21:39:39,902 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 21:39:39,915 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 21:39:39,919 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 21:39:39,920 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 21:39:39,920 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 21:39:39,921 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-crafted/simple_array_index_value_4.i.v+lhb-reducer.c [2019-09-19 21:39:39,985 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a41dfba6e/455528b86730464fb9cfdc05d2cde7f1/FLAG893cdeb72 [2019-09-19 21:39:40,417 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 21:39:40,417 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-crafted/simple_array_index_value_4.i.v+lhb-reducer.c [2019-09-19 21:39:40,424 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a41dfba6e/455528b86730464fb9cfdc05d2cde7f1/FLAG893cdeb72 [2019-09-19 21:39:40,844 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a41dfba6e/455528b86730464fb9cfdc05d2cde7f1 [2019-09-19 21:39:40,853 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 21:39:40,854 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 21:39:40,855 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 21:39:40,855 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 21:39:40,859 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 21:39:40,860 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 09:39:40" (1/1) ... [2019-09-19 21:39:40,863 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36a43521 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:39:40, skipping insertion in model container [2019-09-19 21:39:40,863 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 09:39:40" (1/1) ... [2019-09-19 21:39:40,870 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 21:39:40,895 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 21:39:41,146 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 21:39:41,152 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 21:39:41,276 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 21:39:41,295 INFO L192 MainTranslator]: Completed translation [2019-09-19 21:39:41,296 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:39:41 WrapperNode [2019-09-19 21:39:41,296 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 21:39:41,296 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 21:39:41,297 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 21:39:41,297 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 21:39:41,307 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:39:41" (1/1) ... [2019-09-19 21:39:41,307 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:39:41" (1/1) ... [2019-09-19 21:39:41,315 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:39:41" (1/1) ... [2019-09-19 21:39:41,315 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:39:41" (1/1) ... [2019-09-19 21:39:41,324 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:39:41" (1/1) ... [2019-09-19 21:39:41,328 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:39:41" (1/1) ... [2019-09-19 21:39:41,330 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:39:41" (1/1) ... [2019-09-19 21:39:41,333 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 21:39:41,334 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 21:39:41,334 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 21:39:41,334 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 21:39:41,335 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:39:41" (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 21:39:41,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 21:39:41,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 21:39:41,392 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 21:39:41,392 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 21:39:41,392 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-19 21:39:41,393 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-19 21:39:41,393 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-09-19 21:39:41,393 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 21:39:41,393 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-19 21:39:41,393 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-19 21:39:41,393 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-19 21:39:41,394 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 21:39:41,394 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 21:39:41,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-19 21:39:41,792 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 21:39:41,792 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-19 21:39:41,794 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 09:39:41 BoogieIcfgContainer [2019-09-19 21:39:41,794 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 21:39:41,794 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 21:39:41,794 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 21:39:41,795 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 21:39:41,796 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 09:39:41" (1/1) ... [2019-09-19 21:39:41,797 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 21:39:41,821 INFO L162 IcfgInterpreter]: Started Sifa with 4 locations of interest [2019-09-19 21:39:41,821 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 21:39:41,829 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 21:39:41,842 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 21:39:41,845 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 21:39:42,045 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 22 for LOIs [2019-09-19 21:39:42,374 WARN L191 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 1 [2019-09-19 21:39:42,834 WARN L191 SmtUtils]: Spent 457.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 74 [2019-09-19 21:39:43,022 WARN L191 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2019-09-19 21:39:43,350 WARN L191 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 78 [2019-09-19 21:39:43,488 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2019-09-19 21:39:44,035 WARN L191 SmtUtils]: Spent 541.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 84 [2019-09-19 21:39:44,303 WARN L191 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-19 21:39:53,605 WARN L191 SmtUtils]: Spent 8.54 s on a formula simplification. DAG size of input: 127 DAG size of output: 1 [2019-09-19 21:40:01,499 WARN L191 SmtUtils]: Spent 7.89 s on a formula simplification. DAG size of input: 125 DAG size of output: 75 [2019-09-19 21:40:01,870 WARN L191 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 78 [2019-09-19 21:40:01,983 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2019-09-19 21:40:30,885 WARN L191 SmtUtils]: Spent 28.87 s on a formula simplification. DAG size of input: 195 DAG size of output: 85 [2019-09-19 21:40:31,045 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-19 21:40:53,903 WARN L191 SmtUtils]: Spent 22.85 s on a formula simplification. DAG size of input: 155 DAG size of output: 103 [2019-09-19 21:40:54,726 WARN L191 SmtUtils]: Spent 822.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2019-09-19 21:41:07,747 WARN L191 SmtUtils]: Spent 13.01 s on a formula simplification. DAG size of input: 173 DAG size of output: 84 [2019-09-19 21:41:08,020 WARN L191 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-19 21:41:08,689 WARN L191 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 1 [2019-09-19 21:41:08,859 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 1 [2019-09-19 21:41:09,192 WARN L191 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 74 [2019-09-19 21:41:09,302 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2019-09-19 21:41:09,606 WARN L191 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 78 [2019-09-19 21:41:09,721 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2019-09-19 21:41:10,168 WARN L191 SmtUtils]: Spent 440.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 84 [2019-09-19 21:41:10,433 WARN L191 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-19 21:41:18,541 WARN L191 SmtUtils]: Spent 7.58 s on a formula simplification. DAG size of input: 128 DAG size of output: 1 [2019-09-19 21:41:30,581 WARN L191 SmtUtils]: Spent 12.04 s on a formula simplification. DAG size of input: 126 DAG size of output: 77 [2019-09-19 21:41:30,730 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2019-09-19 21:41:31,015 WARN L191 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 80 [2019-09-19 21:41:31,322 WARN L191 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-19 21:41:43,552 WARN L191 SmtUtils]: Spent 10.10 s on a formula simplification. DAG size of input: 127 DAG size of output: 1 [2019-09-19 21:41:52,791 WARN L191 SmtUtils]: Spent 9.24 s on a formula simplification. DAG size of input: 125 DAG size of output: 75 [2019-09-19 21:41:52,906 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2019-09-19 21:41:52,913 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-19 21:41:52,913 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-19 21:41:52,915 INFO L193 IcfgInterpreter]: Reachable states at location mainErr1ASSERT_VIOLATIONERROR_FUNCTION satisfy 146#false [2019-09-19 21:41:52,916 INFO L193 IcfgInterpreter]: Reachable states at location mainErr2ASSERT_VIOLATIONERROR_FUNCTION satisfy 86#false [2019-09-19 21:41:52,916 INFO L193 IcfgInterpreter]: Reachable states at location mainErr3ASSERT_VIOLATIONERROR_FUNCTION satisfy 2#false [2019-09-19 21:41:52,916 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 31#false [2019-09-19 21:41:52,923 INFO L100 SifaObserver]: ✔ All error locations are guaranteed to be unreachable. [2019-09-19 21:41:52,923 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-19 21:41:52,925 INFO L168 Benchmark]: Toolchain (without parser) took 132070.72 ms. Allocated memory was 132.1 MB in the beginning and 313.5 MB in the end (delta: 181.4 MB). Free memory was 88.1 MB in the beginning and 148.8 MB in the end (delta: -60.7 MB). Peak memory consumption was 120.8 MB. Max. memory is 7.1 GB. [2019-09-19 21:41:52,926 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 132.1 MB. Free memory was 106.5 MB in the beginning and 106.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-19 21:41:52,927 INFO L168 Benchmark]: CACSL2BoogieTranslator took 441.09 ms. Allocated memory was 132.1 MB in the beginning and 199.2 MB in the end (delta: 67.1 MB). Free memory was 87.9 MB in the beginning and 174.5 MB in the end (delta: -86.6 MB). Peak memory consumption was 25.5 MB. Max. memory is 7.1 GB. [2019-09-19 21:41:52,928 INFO L168 Benchmark]: Boogie Preprocessor took 36.76 ms. Allocated memory is still 199.2 MB. Free memory was 174.5 MB in the beginning and 172.7 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. [2019-09-19 21:41:52,929 INFO L168 Benchmark]: RCFGBuilder took 460.36 ms. Allocated memory is still 199.2 MB. Free memory was 172.7 MB in the beginning and 152.2 MB in the end (delta: 20.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 7.1 GB. [2019-09-19 21:41:52,930 INFO L168 Benchmark]: Sifa took 131129.04 ms. Allocated memory was 199.2 MB in the beginning and 313.5 MB in the end (delta: 114.3 MB). Free memory was 152.2 MB in the beginning and 148.8 MB in the end (delta: 3.4 MB). Peak memory consumption was 117.7 MB. Max. memory is 7.1 GB. [2019-09-19 21:41:52,934 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 132.1 MB. Free memory was 106.5 MB in the beginning and 106.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 441.09 ms. Allocated memory was 132.1 MB in the beginning and 199.2 MB in the end (delta: 67.1 MB). Free memory was 87.9 MB in the beginning and 174.5 MB in the end (delta: -86.6 MB). Peak memory consumption was 25.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 36.76 ms. Allocated memory is still 199.2 MB. Free memory was 174.5 MB in the beginning and 172.7 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 460.36 ms. Allocated memory is still 199.2 MB. Free memory was 172.7 MB in the beginning and 152.2 MB in the end (delta: 20.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 7.1 GB. * Sifa took 131129.04 ms. Allocated memory was 199.2 MB in the beginning and 313.5 MB in the end (delta: 114.3 MB). Free memory was 152.2 MB in the beginning and 148.8 MB in the end (delta: 3.4 MB). Peak memory consumption was 117.7 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]: 131096, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 91, DAG_INTERPRETER_EARLY_EXITS: 3, TOOLS_POST_APPLICATIONS: 86, TOOLS_POST_TIME[ms]: 266, 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: 81, TOOLS_QUANTIFIERELIM_TIME[ms]: 238, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 92, FLUID_QUERY_TIME[ms]: 0, FLUID_QUERIES: 97, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 20, DOMAIN_JOIN_TIME[ms]: 101700, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 3, DOMAIN_WIDEN_TIME[ms]: 25195, DOMAIN_ISSUBSETEQ_APPLICATIONS: 6, DOMAIN_ISSUBSETEQ_TIME[ms]: 395, DOMAIN_ISBOTTOM_APPLICATIONS: 17, DOMAIN_ISBOTTOM_TIME[ms]: 3392, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 108889, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 108887, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 6, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 1, CALL_SUMMARIZER_OVERALL_TIME[ms]: 137, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 137, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 44, DAG_COMPRESSION_PROCESSED_NODES: 306, DAG_COMPRESSION_RETAINED_NODES: 126 - PositiveResult [Line: 68]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 104]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 162]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 37]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold RESULT: Ultimate proved your program to be correct! Received shutdown request...