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 -i ../../../trunk/examples/svcomp/float-newlib/double_req_bl_1011a.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fab3c18 [2019-08-22 21:32:52,853 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-22 21:32:52,855 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-22 21:32:52,867 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-22 21:32:52,867 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-22 21:32:52,869 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-22 21:32:52,870 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-22 21:32:52,872 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-22 21:32:52,873 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-22 21:32:52,874 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-22 21:32:52,875 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-22 21:32:52,876 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-22 21:32:52,876 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-22 21:32:52,877 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-22 21:32:52,878 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-22 21:32:52,879 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-22 21:32:52,880 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-22 21:32:52,881 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-22 21:32:52,882 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-22 21:32:52,884 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-22 21:32:52,885 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-22 21:32:52,886 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-22 21:32:52,887 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-22 21:32:52,888 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-22 21:32:52,890 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-22 21:32:52,897 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-22 21:32:52,898 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-22 21:32:52,899 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-22 21:32:52,899 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 [2019-08-22 21:32:52,913 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-22 21:32:52,913 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-22 21:32:52,914 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-22 21:32:52,914 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-22 21:32:52,914 INFO L138 SettingsManager]: * Use SBE=true [2019-08-22 21:32:52,915 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-22 21:32:52,915 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-22 21:32:52,915 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-22 21:32:52,915 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-22 21:32:52,915 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-22 21:32:52,916 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-22 21:32:52,916 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-22 21:32:52,916 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-22 21:32:52,916 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-22 21:32:52,916 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-22 21:32:52,917 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-22 21:32:52,917 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-22 21:32:52,917 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-22 21:32:52,917 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-22 21:32:52,917 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-22 21:32:52,918 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-22 21:32:52,918 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-22 21:32:52,918 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-22 21:32:52,918 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-22 21:32:52,918 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-22 21:32:52,919 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-22 21:32:52,919 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-22 21:32:52,919 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-22 21:32:52,919 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-22 21:32:52,946 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-22 21:32:52,958 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-22 21:32:52,961 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-22 21:32:52,963 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-22 21:32:52,963 INFO L275 PluginConnector]: CDTParser initialized [2019-08-22 21:32:52,964 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/double_req_bl_1011a.c [2019-08-22 21:32:53,021 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8f1a00c4f/3fcbe0376ca3435f9048c90abf8bc91b/FLAGd310fceb9 [2019-08-22 21:32:53,436 INFO L306 CDTParser]: Found 1 translation units. [2019-08-22 21:32:53,437 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/double_req_bl_1011a.c [2019-08-22 21:32:53,444 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8f1a00c4f/3fcbe0376ca3435f9048c90abf8bc91b/FLAGd310fceb9 [2019-08-22 21:32:53,846 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8f1a00c4f/3fcbe0376ca3435f9048c90abf8bc91b [2019-08-22 21:32:53,856 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-22 21:32:53,858 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-22 21:32:53,859 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-22 21:32:53,859 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-22 21:32:53,862 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-22 21:32:53,863 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 09:32:53" (1/1) ... [2019-08-22 21:32:53,866 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28ecf936 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:32:53, skipping insertion in model container [2019-08-22 21:32:53,866 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 09:32:53" (1/1) ... [2019-08-22 21:32:53,873 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-22 21:32:53,891 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-22 21:32:54,099 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-22 21:32:54,108 INFO L188 MainTranslator]: Completed pre-run [2019-08-22 21:32:54,147 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-22 21:32:54,251 INFO L192 MainTranslator]: Completed translation [2019-08-22 21:32:54,251 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:32:54 WrapperNode [2019-08-22 21:32:54,251 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-22 21:32:54,252 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-22 21:32:54,252 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-22 21:32:54,252 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-22 21:32:54,265 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:32:54" (1/1) ... [2019-08-22 21:32:54,265 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:32:54" (1/1) ... [2019-08-22 21:32:54,274 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:32:54" (1/1) ... [2019-08-22 21:32:54,274 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:32:54" (1/1) ... [2019-08-22 21:32:54,286 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:32:54" (1/1) ... [2019-08-22 21:32:54,294 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:32:54" (1/1) ... [2019-08-22 21:32:54,301 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:32:54" (1/1) ... [2019-08-22 21:32:54,306 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-22 21:32:54,306 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-22 21:32:54,306 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-22 21:32:54,306 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-22 21:32:54,307 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:32:54" (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 [2019-08-22 21:32:54,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-22 21:32:54,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-22 21:32:54,359 INFO L138 BoogieDeclarations]: Found implementation of procedure __signbit_double [2019-08-22 21:32:54,360 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_double [2019-08-22 21:32:54,360 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-22 21:32:54,360 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-22 21:32:54,360 INFO L130 BoogieDeclarations]: Found specification of procedure __signbit_double [2019-08-22 21:32:54,360 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-22 21:32:54,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-08-22 21:32:54,360 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-22 21:32:54,361 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-22 21:32:54,361 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_double [2019-08-22 21:32:54,361 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-22 21:32:54,361 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-08-22 21:32:54,361 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-22 21:32:54,361 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-22 21:32:54,362 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-22 21:32:54,661 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-22 21:32:54,661 INFO L283 CfgBuilder]: Removed 6 assume(true) statements. [2019-08-22 21:32:54,662 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 09:32:54 BoogieIcfgContainer [2019-08-22 21:32:54,662 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-22 21:32:54,663 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-22 21:32:54,663 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-22 21:32:54,663 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-22 21:32:54,664 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 09:32:54" (1/1) ... [2019-08-22 21:32:54,681 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-22 21:32:54,683 INFO L155 IcfgInterpreter]: Building call graph [2019-08-22 21:32:54,693 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-22 21:32:54,706 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-22 21:32:54,707 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-22 21:32:54,786 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2019-08-22 21:32:54,787 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:54,822 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:32:54,822 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-22 21:32:54,823 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2019-08-22 21:32:54,850 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 24 [2019-08-22 21:32:54,873 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_13|], 1=[|v_#valid_21|]} [2019-08-22 21:32:54,887 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2019-08-22 21:32:54,887 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:54,935 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:32:54,946 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2019-08-22 21:32:54,946 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:54,982 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:32:54,989 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_real_20|, |v_#memory_int_21|], 1=[|v_#memory_int_4|]} [2019-08-22 21:32:55,000 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2019-08-22 21:32:55,000 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:55,035 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:32:55,045 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2019-08-22 21:32:55,046 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:55,073 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:32:55,085 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2019-08-22 21:32:55,086 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:55,106 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:32:55,110 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, 3 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:32:55,110 INFO L221 ElimStorePlain]: Needed 6 recursive calls to eliminate 7 variables, input treesize:76, output treesize:28 [2019-08-22 21:32:55,150 INFO L392 ElimStorePlain]: Different costs {1=[|v_#length_14|], 3=[|v_#valid_22|]} [2019-08-22 21:32:55,187 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:32:55,188 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 12 treesize of output 28 [2019-08-22 21:32:55,189 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:55,343 WARN L188 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 72 [2019-08-22 21:32:55,344 INFO L567 ElimStorePlain]: treesize reduction 14, result has 90.6 percent of original size [2019-08-22 21:32:55,375 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:32:55,376 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 39 [2019-08-22 21:32:55,377 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:55,504 WARN L188 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 69 [2019-08-22 21:32:55,504 INFO L567 ElimStorePlain]: treesize reduction 14, result has 90.2 percent of original size [2019-08-22 21:32:55,508 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_real_9|, |v_#memory_real_21|, |v_#memory_int_22|], 1=[|v_#memory_real_10|, |v_#memory_int_10|]} [2019-08-22 21:32:55,516 INFO L496 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:32:55,567 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:32:55,579 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 7 [2019-08-22 21:32:55,580 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:55,630 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:32:55,642 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2019-08-22 21:32:55,643 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:55,688 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:32:55,700 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 14 [2019-08-22 21:32:55,701 INFO L496 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:55,738 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:32:55,764 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:32:55,765 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 41 [2019-08-22 21:32:55,766 INFO L496 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:55,842 INFO L567 ElimStorePlain]: treesize reduction 12, result has 85.4 percent of original size [2019-08-22 21:32:55,844 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:32:55,853 INFO L496 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 2 dim-1 vars, 5 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2019-08-22 21:32:55,854 INFO L221 ElimStorePlain]: Needed 8 recursive calls to eliminate 12 variables, input treesize:136, output treesize:49 [2019-08-22 21:32:55,880 INFO L392 ElimStorePlain]: Different costs {1=[|v_#length_15|], 3=[|v_#valid_23|]} [2019-08-22 21:32:55,902 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:32:55,903 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 12 treesize of output 28 [2019-08-22 21:32:55,904 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:56,045 WARN L188 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 72 [2019-08-22 21:32:56,046 INFO L567 ElimStorePlain]: treesize reduction 14, result has 90.6 percent of original size [2019-08-22 21:32:56,078 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:32:56,078 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 39 [2019-08-22 21:32:56,079 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:56,212 WARN L188 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 69 [2019-08-22 21:32:56,213 INFO L567 ElimStorePlain]: treesize reduction 14, result has 90.2 percent of original size [2019-08-22 21:32:56,217 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_real_9|, |v_#memory_real_22|, |v_#memory_int_23|], 1=[|v_#memory_real_10|, |v_#memory_int_10|]} [2019-08-22 21:32:56,222 INFO L496 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:32:56,271 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:32:56,281 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 7 [2019-08-22 21:32:56,281 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:56,322 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:32:56,331 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2019-08-22 21:32:56,332 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:56,366 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:32:56,372 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 14 [2019-08-22 21:32:56,373 INFO L496 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:56,402 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:32:56,419 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:32:56,420 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 41 [2019-08-22 21:32:56,421 INFO L496 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:56,507 INFO L567 ElimStorePlain]: treesize reduction 12, result has 85.4 percent of original size [2019-08-22 21:32:56,509 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:32:56,512 INFO L496 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 2 dim-1 vars, 5 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2019-08-22 21:32:56,512 INFO L221 ElimStorePlain]: Needed 8 recursive calls to eliminate 12 variables, input treesize:136, output treesize:49 [2019-08-22 21:32:56,517 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:32:56,541 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_16|], 1=[|v_#valid_24|]} [2019-08-22 21:32:56,546 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2019-08-22 21:32:56,547 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:56,577 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:32:56,588 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2019-08-22 21:32:56,589 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:56,613 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:32:56,616 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_real_23|, |v_#memory_int_24|], 1=[|v_#memory_int_14|]} [2019-08-22 21:32:56,622 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2019-08-22 21:32:56,622 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:56,647 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:32:56,654 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2019-08-22 21:32:56,654 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:56,671 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:32:56,675 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2019-08-22 21:32:56,676 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:56,694 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:32:56,695 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, 3 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:32:56,696 INFO L221 ElimStorePlain]: Needed 6 recursive calls to eliminate 7 variables, input treesize:76, output treesize:28 [2019-08-22 21:32:56,700 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_17|], 1=[|v_#valid_25|]} [2019-08-22 21:32:56,706 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2019-08-22 21:32:56,706 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:56,733 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:32:56,740 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2019-08-22 21:32:56,741 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:56,764 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:32:56,766 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_real_24|, |v_#memory_int_25|], 1=[|v_#memory_int_14|]} [2019-08-22 21:32:56,771 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2019-08-22 21:32:56,772 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:56,791 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:32:56,796 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2019-08-22 21:32:56,796 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:56,812 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:32:56,816 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2019-08-22 21:32:56,817 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:56,828 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:32:56,830 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, 3 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:32:56,830 INFO L221 ElimStorePlain]: Needed 6 recursive calls to eliminate 7 variables, input treesize:76, output treesize:28 [2019-08-22 21:32:56,848 INFO L392 ElimStorePlain]: Different costs {0=[|v_old(#length)_AFTER_CALL_2|, |v_old(#valid)_AFTER_CALL_3|], 1=[v_prenex_3, v_prenex_4]} [2019-08-22 21:32:56,858 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 66 [2019-08-22 21:32:56,859 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:56,867 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 66 [2019-08-22 21:32:56,867 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:57,306 WARN L188 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 69 [2019-08-22 21:32:57,306 INFO L567 ElimStorePlain]: treesize reduction 36, result has 87.9 percent of original size [2019-08-22 21:32:57,317 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 52 [2019-08-22 21:32:57,319 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:57,342 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 52 [2019-08-22 21:32:57,343 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:57,556 WARN L188 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2019-08-22 21:32:57,556 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:32:57,571 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:32:57,571 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 76 treesize of output 80 [2019-08-22 21:32:57,572 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:57,590 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:32:57,591 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 76 treesize of output 80 [2019-08-22 21:32:57,592 INFO L496 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:57,774 WARN L188 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2019-08-22 21:32:57,775 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:32:57,792 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:32:57,793 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 66 treesize of output 70 [2019-08-22 21:32:57,793 INFO L496 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:57,804 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:32:57,805 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 66 treesize of output 70 [2019-08-22 21:32:57,807 INFO L496 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:57,976 WARN L188 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2019-08-22 21:32:57,977 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:32:57,980 INFO L496 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 4 dim-1 vars, End of recursive call: 3 dim-0 vars, and 3 xjuncts. [2019-08-22 21:32:57,980 INFO L221 ElimStorePlain]: Needed 9 recursive calls to eliminate 9 variables, input treesize:307, output treesize:127 [2019-08-22 21:32:57,992 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-22 21:32:57,992 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-22 21:32:57,994 INFO L179 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 85#(exists ((v_prenex_5 Int) (v_prenex_2 Int) (v_prenex_1 Int) (|v_fabs_double_~#sh_u~0.base_3| Int) (|v_fabs_double_~#gh_u~1.base_3| Int)) (or (and (= 0 |#NULL.base|) (<= |#NULL.base| 0) (not (= 0 v_prenex_1)) (= 0 (select |#valid| v_prenex_1)) (<= 0 |#NULL.base|) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (= 0 (select |old(#valid)| 0)) (= main_~res~0 main_~x~0) (= main_~x~0 0.0) (< v_prenex_1 |#StackHeapBarrier|) (= |#NULL.offset| 0) (= 8 (select |#length| v_prenex_1))) (and (< |v_fabs_double_~#sh_u~0.base_3| |#StackHeapBarrier|) (< |v_fabs_double_~#gh_u~1.base_3| |#StackHeapBarrier|) (= 0 |#NULL.base|) (<= |#NULL.base| 0) (<= 0 |#NULL.base|) (not (= 0 |v_fabs_double_~#sh_u~0.base_3|)) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (= 0 (select |old(#valid)| 0)) (= main_~res~0 main_~x~0) (= (select |#length| |v_fabs_double_~#gh_u~1.base_3|) 8) (= 8 (select |#length| |v_fabs_double_~#sh_u~0.base_3|)) (= (select |#valid| |v_fabs_double_~#gh_u~1.base_3|) 0) (= 0 (select |#valid| |v_fabs_double_~#sh_u~0.base_3|)) (= main_~x~0 0.0) (not (= 0 |v_fabs_double_~#gh_u~1.base_3|)) (= |#NULL.offset| 0)) (and (= (select |#valid| v_prenex_2) 0) (= (select |#length| v_prenex_2) 8) (< v_prenex_2 |#StackHeapBarrier|) (<= |#NULL.base| 0) (= main_~x~0 0.0) (not (= 0 v_prenex_2)) (<= 0 |#NULL.base|) (= |#NULL.offset| 0) (= 0 (select |old(#valid)| 0)) (= main_~res~0 main_~x~0)) (and (= (select |#length| v_prenex_5) 8) (<= |#NULL.base| 0) (= (select |#valid| v_prenex_5) 0) (= main_~x~0 0.0) (not (= 0 v_prenex_5)) (<= 0 |#NULL.base|) (= |#NULL.offset| 0) (< v_prenex_5 |#StackHeapBarrier|) (= 0 (select |old(#valid)| 0)) (= main_~res~0 main_~x~0)))) [2019-08-22 21:32:58,020 INFO L91 terpretationObserver]: ✘ Some locations of interest might be reachable, see reported results. [2019-08-22 21:32:58,021 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-22 21:32:58,022 INFO L168 Benchmark]: Toolchain (without parser) took 4164.43 ms. Allocated memory was 133.2 MB in the beginning and 262.1 MB in the end (delta: 129.0 MB). Free memory was 88.7 MB in the beginning and 160.6 MB in the end (delta: -71.9 MB). Peak memory consumption was 131.1 MB. Max. memory is 7.1 GB. [2019-08-22 21:32:58,023 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 133.2 MB. Free memory was 107.4 MB in the beginning and 107.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-22 21:32:58,024 INFO L168 Benchmark]: CACSL2BoogieTranslator took 392.94 ms. Allocated memory was 133.2 MB in the beginning and 200.3 MB in the end (delta: 67.1 MB). Free memory was 88.3 MB in the beginning and 177.1 MB in the end (delta: -88.8 MB). Peak memory consumption was 25.4 MB. Max. memory is 7.1 GB. [2019-08-22 21:32:58,024 INFO L168 Benchmark]: Boogie Preprocessor took 53.76 ms. Allocated memory is still 200.3 MB. Free memory was 177.1 MB in the beginning and 174.8 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. [2019-08-22 21:32:58,025 INFO L168 Benchmark]: RCFGBuilder took 356.51 ms. Allocated memory is still 200.3 MB. Free memory was 174.8 MB in the beginning and 157.9 MB in the end (delta: 16.9 MB). Peak memory consumption was 16.9 MB. Max. memory is 7.1 GB. [2019-08-22 21:32:58,027 INFO L168 Benchmark]: Symbolic Interpretation took 3357.95 ms. Allocated memory was 200.3 MB in the beginning and 262.1 MB in the end (delta: 61.9 MB). Free memory was 157.9 MB in the beginning and 160.6 MB in the end (delta: -2.7 MB). Peak memory consumption was 133.1 MB. Max. memory is 7.1 GB. [2019-08-22 21:32:58,030 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 52]: 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 85#(exists ((v_prenex_5 Int) (v_prenex_2 Int) (v_prenex_1 Int) (|v_fabs_double_~#sh_u~0.base_3| Int) (|v_fabs_double_~#gh_u~1.base_3| Int)) (or (and (= 0 |#NULL.base|) (<= |#NULL.base| 0) (not (= 0 v_prenex_1)) (= 0 (select |#valid| v_prenex_1)) (<= 0 |#NULL.base|) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (= 0 (select |old(#valid)| 0)) (= main_~res~0 main_~x~0) (= main_~x~0 0.0) (< v_prenex_1 |#StackHeapBarrier|) (= |#NULL.offset| 0) (= 8 (select |#length| v_prenex_1))) (and (< |v_fabs_double_~#sh_u~0.base_3| |#StackHeapBarrier|) (< |v_fabs_double_~#gh_u~1.base_3| |#StackHeapBarrier|) (= 0 |#NULL.base|) (<= |#NULL.base| 0) (<= 0 |#NULL.base|) (not (= 0 |v_fabs_double_~#sh_u~0.base_3|)) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (= 0 (select |old(#valid)| 0)) (= main_~res~0 main_~x~0) (= (select |#length| |v_fabs_double_~#gh_u~1.base_3|) 8) (= 8 (select |#length| |v_fabs_double_~#sh_u~0.base_3|)) (= (select |#valid| |v_fabs_double_~#gh_u~1.base_3|) 0) (= 0 (select |#valid| |v_fabs_double_~#sh_u~0.base_3|)) (= main_~x~0 0.0) (not (= 0 |v_fabs_double_~#gh_u~1.base_3|)) (= |#NULL.offset| 0)) (and (= (select |#valid| v_prenex_2) 0) (= (select |#length| v_prenex_2) 8) (< v_prenex_2 |#StackHeapBarrier|) (<= |#NULL.base| 0) (= main_~x~0 0.0) (not (= 0 v_prenex_2)) (<= 0 |#NULL.base|) (= |#NULL.offset| 0) (= 0 (select |old(#valid)| 0)) (= main_~res~0 main_~x~0)) (and (= (select |#length| v_prenex_5) 8) (<= |#NULL.base| 0) (= (select |#valid| v_prenex_5) 0) (= main_~x~0 0.0) (not (= 0 v_prenex_5)) (<= 0 |#NULL.base|) (= |#NULL.offset| 0) (< v_prenex_5 |#StackHeapBarrier|) (= 0 (select |old(#valid)| 0)) (= main_~res~0 main_~x~0)))). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 133.2 MB. Free memory was 107.4 MB in the beginning and 107.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 392.94 ms. Allocated memory was 133.2 MB in the beginning and 200.3 MB in the end (delta: 67.1 MB). Free memory was 88.3 MB in the beginning and 177.1 MB in the end (delta: -88.8 MB). Peak memory consumption was 25.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 53.76 ms. Allocated memory is still 200.3 MB. Free memory was 177.1 MB in the beginning and 174.8 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 356.51 ms. Allocated memory is still 200.3 MB. Free memory was 174.8 MB in the beginning and 157.9 MB in the end (delta: 16.9 MB). Peak memory consumption was 16.9 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 3357.95 ms. Allocated memory was 200.3 MB in the beginning and 262.1 MB in the end (delta: 61.9 MB). Free memory was 157.9 MB in the beginning and 160.6 MB in the end (delta: -2.7 MB). Peak memory consumption was 133.1 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...