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_1230.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-a32b1f7 [2019-08-18 06:25:48,817 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-18 06:25:48,819 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-18 06:25:48,835 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-18 06:25:48,835 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-18 06:25:48,837 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-18 06:25:48,839 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-18 06:25:48,852 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-18 06:25:48,854 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-18 06:25:48,856 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-18 06:25:48,859 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-18 06:25:48,861 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-18 06:25:48,861 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-18 06:25:48,865 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-18 06:25:48,868 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-18 06:25:48,870 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-18 06:25:48,871 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-18 06:25:48,872 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-18 06:25:48,877 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-18 06:25:48,882 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-18 06:25:48,883 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-18 06:25:48,887 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-18 06:25:48,889 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-18 06:25:48,890 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-18 06:25:48,892 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-18 06:25:48,895 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-18 06:25:48,896 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-18 06:25:48,897 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-18 06:25:48,897 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-18 06:25:48,898 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-18 06:25:48,899 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-18 06:25:48,899 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-18 06:25:48,900 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-18 06:25:48,900 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-18 06:25:48,901 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-18 06:25:48,902 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-18 06:25:48,902 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 [2019-08-18 06:25:48,917 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-18 06:25:48,918 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-18 06:25:48,919 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-18 06:25:48,919 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-18 06:25:48,919 INFO L138 SettingsManager]: * Use SBE=true [2019-08-18 06:25:48,920 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-18 06:25:48,920 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-18 06:25:48,920 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-18 06:25:48,920 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-18 06:25:48,921 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-18 06:25:48,921 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-18 06:25:48,921 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-18 06:25:48,921 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-18 06:25:48,921 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-18 06:25:48,922 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-18 06:25:48,922 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-18 06:25:48,922 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-18 06:25:48,922 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-18 06:25:48,923 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-18 06:25:48,923 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-18 06:25:48,923 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-18 06:25:48,923 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-18 06:25:48,923 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-18 06:25:48,924 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-18 06:25:48,924 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-18 06:25:48,924 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-18 06:25:48,924 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-18 06:25:48,925 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-18 06:25:48,925 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-18 06:25:48,955 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-18 06:25:48,966 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-18 06:25:48,970 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-18 06:25:48,971 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-18 06:25:48,972 INFO L275 PluginConnector]: CDTParser initialized [2019-08-18 06:25:48,973 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/double_req_bl_1230.c [2019-08-18 06:25:49,040 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b32a17ff/16b1afd149eb432cacb9481a6692ce77/FLAG585adec04 [2019-08-18 06:25:49,532 INFO L306 CDTParser]: Found 1 translation units. [2019-08-18 06:25:49,532 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/double_req_bl_1230.c [2019-08-18 06:25:49,540 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b32a17ff/16b1afd149eb432cacb9481a6692ce77/FLAG585adec04 [2019-08-18 06:25:49,935 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b32a17ff/16b1afd149eb432cacb9481a6692ce77 [2019-08-18 06:25:49,943 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-18 06:25:49,945 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-18 06:25:49,945 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-18 06:25:49,946 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-18 06:25:49,951 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-18 06:25:49,952 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 06:25:49" (1/1) ... [2019-08-18 06:25:49,955 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@418f0e40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:25:49, skipping insertion in model container [2019-08-18 06:25:49,956 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 06:25:49" (1/1) ... [2019-08-18 06:25:49,964 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-18 06:25:49,983 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-18 06:25:50,181 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-18 06:25:50,184 INFO L188 MainTranslator]: Completed pre-run [2019-08-18 06:25:50,301 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-18 06:25:50,321 INFO L192 MainTranslator]: Completed translation [2019-08-18 06:25:50,321 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:25:50 WrapperNode [2019-08-18 06:25:50,321 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-18 06:25:50,322 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-18 06:25:50,322 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-18 06:25:50,322 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-18 06:25:50,332 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:25:50" (1/1) ... [2019-08-18 06:25:50,332 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:25:50" (1/1) ... [2019-08-18 06:25:50,340 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:25:50" (1/1) ... [2019-08-18 06:25:50,341 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:25:50" (1/1) ... [2019-08-18 06:25:50,360 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:25:50" (1/1) ... [2019-08-18 06:25:50,365 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:25:50" (1/1) ... [2019-08-18 06:25:50,367 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:25:50" (1/1) ... [2019-08-18 06:25:50,370 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-18 06:25:50,370 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-18 06:25:50,370 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-18 06:25:50,370 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-18 06:25:50,371 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:25:50" (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 [2019-08-18 06:25:50,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-18 06:25:50,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-18 06:25:50,432 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_double [2019-08-18 06:25:50,433 INFO L138 BoogieDeclarations]: Found implementation of procedure __fpclassify_double [2019-08-18 06:25:50,433 INFO L138 BoogieDeclarations]: Found implementation of procedure fmin_double [2019-08-18 06:25:50,433 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-18 06:25:50,433 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-18 06:25:50,433 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_double [2019-08-18 06:25:50,433 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_double [2019-08-18 06:25:50,433 INFO L130 BoogieDeclarations]: Found specification of procedure __fpclassify_double [2019-08-18 06:25:50,434 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-18 06:25:50,434 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-08-18 06:25:50,434 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-18 06:25:50,434 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-18 06:25:50,434 INFO L130 BoogieDeclarations]: Found specification of procedure fmin_double [2019-08-18 06:25:50,434 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-18 06:25:50,435 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-18 06:25:50,435 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-18 06:25:50,435 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-08-18 06:25:50,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-18 06:25:50,753 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-18 06:25:50,753 INFO L283 CfgBuilder]: Removed 2 assume(true) statements. [2019-08-18 06:25:50,755 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 06:25:50 BoogieIcfgContainer [2019-08-18 06:25:50,755 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-18 06:25:50,755 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-18 06:25:50,755 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-18 06:25:50,756 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-18 06:25:50,757 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 06:25:50" (1/1) ... [2019-08-18 06:25:50,768 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-18 06:25:50,770 INFO L155 IcfgInterpreter]: Building call graph [2019-08-18 06:25:50,790 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-18 06:25:50,798 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-18 06:25:50,800 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-18 06:25:50,894 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 [2019-08-18 06:25:50,895 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 06:25:50,924 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:25:50,925 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-18 06:25:50,925 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2019-08-18 06:25:50,937 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 20 [2019-08-18 06:25:50,980 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_11|], 1=[|v_#valid_17|]} [2019-08-18 06:25:51,000 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 [2019-08-18 06:25:51,001 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 06:25:51,068 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:25:51,082 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 [2019-08-18 06:25:51,082 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-18 06:25:51,124 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:25:51,128 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_int_15|, |v_#memory_real_13|], 1=[|v_#memory_int_7|, |v_#memory_int_8|]} [2019-08-18 06:25:51,138 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 [2019-08-18 06:25:51,139 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-18 06:25:51,174 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:25:51,186 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 [2019-08-18 06:25:51,187 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-18 06:25:51,232 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:25:51,253 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 [2019-08-18 06:25:51,254 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-18 06:25:51,280 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:25:51,290 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 0 case distinctions, treesize of input 30 treesize of output 14 [2019-08-18 06:25:51,291 INFO L496 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-08-18 06:25:51,316 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:25:51,320 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, 4 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 06:25:51,321 INFO L221 ElimStorePlain]: Needed 7 recursive calls to eliminate 8 variables, input treesize:98, output treesize:28 [2019-08-18 06:25:51,348 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_12|], 1=[|v_#valid_18|]} [2019-08-18 06:25:51,360 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 [2019-08-18 06:25:51,361 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 06:25:51,408 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:25:51,422 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 [2019-08-18 06:25:51,422 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-18 06:25:51,473 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:25:51,478 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_int_16|, |v_#memory_real_14|], 1=[|v_#memory_int_7|, |v_#memory_int_8|]} [2019-08-18 06:25:51,494 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 [2019-08-18 06:25:51,495 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-18 06:25:51,530 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:25:51,541 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 [2019-08-18 06:25:51,542 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-18 06:25:51,578 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:25:51,591 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 [2019-08-18 06:25:51,592 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-18 06:25:51,620 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:25:51,632 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 0 case distinctions, treesize of input 30 treesize of output 14 [2019-08-18 06:25:51,633 INFO L496 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-08-18 06:25:51,651 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:25:51,653 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, 4 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 06:25:51,654 INFO L221 ElimStorePlain]: Needed 7 recursive calls to eliminate 8 variables, input treesize:98, output treesize:28 [2019-08-18 06:25:51,695 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-18 06:25:51,695 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-18 06:25:51,700 INFO L179 IcfgInterpreter]: Location mainErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 115#(and (or (= main_~res~0 main_~y~0) (= main_~res~0 main_~x~0)) (= 0 |#NULL.base|) (= |#NULL.offset| 0) (= 0 (select |old(#valid)| 0))) [2019-08-18 06:25:51,713 INFO L92 terpretationObserver]: ✘ Some locations of interest might be reachable, see reported results. [2019-08-18 06:25:51,713 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-18 06:25:51,717 INFO L168 Benchmark]: Toolchain (without parser) took 1770.21 ms. Allocated memory was 138.4 MB in the beginning and 198.7 MB in the end (delta: 60.3 MB). Free memory was 84.6 MB in the beginning and 81.9 MB in the end (delta: 2.7 MB). Peak memory consumption was 63.0 MB. Max. memory is 7.1 GB. [2019-08-18 06:25:51,719 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 138.4 MB. Free memory was 103.2 MB in the beginning and 103.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-18 06:25:51,721 INFO L168 Benchmark]: CACSL2BoogieTranslator took 376.26 ms. Allocated memory was 138.4 MB in the beginning and 198.7 MB in the end (delta: 60.3 MB). Free memory was 84.4 MB in the beginning and 175.6 MB in the end (delta: -91.2 MB). Peak memory consumption was 20.4 MB. Max. memory is 7.1 GB. [2019-08-18 06:25:51,726 INFO L168 Benchmark]: Boogie Preprocessor took 47.87 ms. Allocated memory is still 198.7 MB. Free memory was 175.6 MB in the beginning and 173.7 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. [2019-08-18 06:25:51,732 INFO L168 Benchmark]: RCFGBuilder took 384.64 ms. Allocated memory is still 198.7 MB. Free memory was 173.7 MB in the beginning and 156.2 MB in the end (delta: 17.5 MB). Peak memory consumption was 17.5 MB. Max. memory is 7.1 GB. [2019-08-18 06:25:51,733 INFO L168 Benchmark]: Symbolic Interpretation took 957.97 ms. Allocated memory is still 198.7 MB. Free memory was 156.2 MB in the beginning and 81.9 MB in the end (delta: 74.4 MB). Peak memory consumption was 74.4 MB. Max. memory is 7.1 GB. [2019-08-18 06:25:51,744 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 66]: 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 115#(and (or (= main_~res~0 main_~y~0) (= main_~res~0 main_~x~0)) (= 0 |#NULL.base|) (= |#NULL.offset| 0) (= 0 (select |old(#valid)| 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 138.4 MB. Free memory was 103.2 MB in the beginning and 103.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 376.26 ms. Allocated memory was 138.4 MB in the beginning and 198.7 MB in the end (delta: 60.3 MB). Free memory was 84.4 MB in the beginning and 175.6 MB in the end (delta: -91.2 MB). Peak memory consumption was 20.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 47.87 ms. Allocated memory is still 198.7 MB. Free memory was 175.6 MB in the beginning and 173.7 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 384.64 ms. Allocated memory is still 198.7 MB. Free memory was 173.7 MB in the beginning and 156.2 MB in the end (delta: 17.5 MB). Peak memory consumption was 17.5 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 957.97 ms. Allocated memory is still 198.7 MB. Free memory was 156.2 MB in the beginning and 81.9 MB in the end (delta: 74.4 MB). Peak memory consumption was 74.4 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...