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/float_req_bl_1010.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-a32b1f7 [2019-08-18 06:45:52,302 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-18 06:45:52,304 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-18 06:45:52,315 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-18 06:45:52,316 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-18 06:45:52,317 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-18 06:45:52,318 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-18 06:45:52,320 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-18 06:45:52,322 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-18 06:45:52,323 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-18 06:45:52,324 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-18 06:45:52,325 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-18 06:45:52,325 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-18 06:45:52,326 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-18 06:45:52,327 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-18 06:45:52,328 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-18 06:45:52,329 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-18 06:45:52,330 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-18 06:45:52,331 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-18 06:45:52,333 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-18 06:45:52,335 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-18 06:45:52,336 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-18 06:45:52,337 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-18 06:45:52,337 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-18 06:45:52,339 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-18 06:45:52,343 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-18 06:45:52,344 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-18 06:45:52,346 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-18 06:45:52,348 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-18 06:45:52,349 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-18 06:45:52,349 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-18 06:45:52,350 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-18 06:45:52,351 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-18 06:45:52,351 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-18 06:45:52,352 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-18 06:45:52,355 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-18 06:45:52,357 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 06:45:52,383 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-18 06:45:52,383 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-18 06:45:52,386 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-18 06:45:52,386 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-18 06:45:52,386 INFO L138 SettingsManager]: * Use SBE=true [2019-08-18 06:45:52,387 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-18 06:45:52,387 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-18 06:45:52,387 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-18 06:45:52,387 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-18 06:45:52,388 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-18 06:45:52,389 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-18 06:45:52,389 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-18 06:45:52,389 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-18 06:45:52,390 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-18 06:45:52,390 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-18 06:45:52,390 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-18 06:45:52,390 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-18 06:45:52,391 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-18 06:45:52,391 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-18 06:45:52,391 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-18 06:45:52,391 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-18 06:45:52,392 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-18 06:45:52,392 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-18 06:45:52,392 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-18 06:45:52,392 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-18 06:45:52,392 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-18 06:45:52,393 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-18 06:45:52,393 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-18 06:45:52,393 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-18 06:45:52,431 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-18 06:45:52,443 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-18 06:45:52,446 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-18 06:45:52,448 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-18 06:45:52,448 INFO L275 PluginConnector]: CDTParser initialized [2019-08-18 06:45:52,449 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/float_req_bl_1010.c [2019-08-18 06:45:52,525 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d013b3d5e/984229c79d384356ba1c1ef36f59cd57/FLAGaf140594c [2019-08-18 06:45:52,987 INFO L306 CDTParser]: Found 1 translation units. [2019-08-18 06:45:52,987 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/float_req_bl_1010.c [2019-08-18 06:45:52,995 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d013b3d5e/984229c79d384356ba1c1ef36f59cd57/FLAGaf140594c [2019-08-18 06:45:53,376 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d013b3d5e/984229c79d384356ba1c1ef36f59cd57 [2019-08-18 06:45:53,386 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-18 06:45:53,388 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-18 06:45:53,389 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-18 06:45:53,389 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-18 06:45:53,392 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-18 06:45:53,393 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 06:45:53" (1/1) ... [2019-08-18 06:45:53,396 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23fe0369 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:45:53, skipping insertion in model container [2019-08-18 06:45:53,396 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 06:45:53" (1/1) ... [2019-08-18 06:45:53,404 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-18 06:45:53,420 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-18 06:45:53,602 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-18 06:45:53,606 INFO L188 MainTranslator]: Completed pre-run [2019-08-18 06:45:53,625 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-18 06:45:53,742 INFO L192 MainTranslator]: Completed translation [2019-08-18 06:45:53,743 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:45:53 WrapperNode [2019-08-18 06:45:53,744 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-18 06:45:53,745 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-18 06:45:53,745 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-18 06:45:53,745 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-18 06:45:53,758 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:45:53" (1/1) ... [2019-08-18 06:45:53,758 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:45:53" (1/1) ... [2019-08-18 06:45:53,765 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:45:53" (1/1) ... [2019-08-18 06:45:53,766 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:45:53" (1/1) ... [2019-08-18 06:45:53,776 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:45:53" (1/1) ... [2019-08-18 06:45:53,783 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:45:53" (1/1) ... [2019-08-18 06:45:53,785 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:45:53" (1/1) ... [2019-08-18 06:45:53,787 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-18 06:45:53,788 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-18 06:45:53,788 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-18 06:45:53,788 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-18 06:45:53,789 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:45:53" (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 06:45:53,844 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-18 06:45:53,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-18 06:45:53,845 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_float [2019-08-18 06:45:53,845 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2019-08-18 06:45:53,845 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-18 06:45:53,845 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-18 06:45:53,845 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_float [2019-08-18 06:45:53,845 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_float [2019-08-18 06:45:53,845 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2019-08-18 06:45:53,845 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-18 06:45:53,846 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-08-18 06:45:53,846 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-18 06:45:53,846 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-18 06:45:53,846 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-18 06:45:53,846 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-08-18 06:45:53,846 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-18 06:45:53,847 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-18 06:45:53,847 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-18 06:45:54,109 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-18 06:45:54,109 INFO L283 CfgBuilder]: Removed 4 assume(true) statements. [2019-08-18 06:45:54,111 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 06:45:54 BoogieIcfgContainer [2019-08-18 06:45:54,111 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-18 06:45:54,111 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-18 06:45:54,111 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-18 06:45:54,112 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-18 06:45:54,112 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 06:45:54" (1/1) ... [2019-08-18 06:45:54,125 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-18 06:45:54,127 INFO L155 IcfgInterpreter]: Building call graph [2019-08-18 06:45:54,133 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-18 06:45:54,141 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-18 06:45:54,143 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-18 06:45:54,228 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 06:45:54,229 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 06:45:54,257 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:45:54,258 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-18 06:45:54,258 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2019-08-18 06:45:54,270 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 20 [2019-08-18 06:45:54,291 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_9|], 1=[|v_#valid_16|]} [2019-08-18 06:45:54,308 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 06:45:54,308 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 06:45:54,363 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:45:54,375 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 06:45:54,376 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-18 06:45:54,412 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:45:54,414 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_real_12|, |v_#memory_int_12|], 1=[|v_#memory_int_6|]} [2019-08-18 06:45:54,423 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 06:45:54,424 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-18 06:45:54,464 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:45:54,475 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 06:45:54,476 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-18 06:45:54,504 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:45:54,517 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 23 treesize of output 3 [2019-08-18 06:45:54,518 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-18 06:45:54,535 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:45:54,540 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. [2019-08-18 06:45:54,540 INFO L221 ElimStorePlain]: Needed 6 recursive calls to eliminate 7 variables, input treesize:76, output treesize:21 [2019-08-18 06:45:54,561 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_10|], 1=[|v_#valid_17|]} [2019-08-18 06:45:54,570 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 06:45:54,571 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 06:45:54,605 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:45:54,615 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 06:45:54,616 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-18 06:45:54,645 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:45:54,647 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_real_13|, |v_#memory_int_13|], 1=[|v_#memory_int_6|]} [2019-08-18 06:45:54,656 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 06:45:54,657 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-18 06:45:54,687 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:45:54,694 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 06:45:54,695 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-18 06:45:54,716 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:45:54,723 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 23 treesize of output 3 [2019-08-18 06:45:54,723 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-18 06:45:54,738 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:45:54,741 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. [2019-08-18 06:45:54,742 INFO L221 ElimStorePlain]: Needed 6 recursive calls to eliminate 7 variables, input treesize:76, output treesize:21 [2019-08-18 06:45:54,760 INFO L392 ElimStorePlain]: Different costs {1=[|v_#length_11|], 3=[|v_#valid_18|]} [2019-08-18 06:45:54,782 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:45:54,783 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 [2019-08-18 06:45:54,785 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 06:45:54,880 INFO L567 ElimStorePlain]: treesize reduction 14, result has 86.4 percent of original size [2019-08-18 06:45:54,915 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:45:54,916 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 [2019-08-18 06:45:54,918 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-18 06:45:55,001 INFO L567 ElimStorePlain]: treesize reduction 14, result has 85.6 percent of original size [2019-08-18 06:45:55,003 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_real_14|, |v_#memory_int_14|], 1=[|v_#memory_real_9|]} [2019-08-18 06:45:55,011 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 06:45:55,011 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-18 06:45:55,049 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:45:55,060 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 06:45:55,060 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-18 06:45:55,084 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:45:55,093 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 23 treesize of output 3 [2019-08-18 06:45:55,094 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-18 06:45:55,111 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:45:55,114 INFO L496 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-1 vars, 3 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2019-08-18 06:45:55,114 INFO L221 ElimStorePlain]: Needed 6 recursive calls to eliminate 8 variables, input treesize:90, output treesize:35 [2019-08-18 06:45:55,123 INFO L392 ElimStorePlain]: Different costs {1=[|v_#length_12|], 3=[|v_#valid_19|]} [2019-08-18 06:45:55,140 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:45:55,140 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 [2019-08-18 06:45:55,141 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 06:45:55,231 INFO L567 ElimStorePlain]: treesize reduction 14, result has 86.4 percent of original size [2019-08-18 06:45:55,264 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:45:55,265 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 [2019-08-18 06:45:55,266 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-18 06:45:55,344 INFO L567 ElimStorePlain]: treesize reduction 14, result has 85.6 percent of original size [2019-08-18 06:45:55,346 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_int_15|, |v_#memory_real_15|], 1=[|v_#memory_real_9|]} [2019-08-18 06:45:55,352 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 06:45:55,352 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-18 06:45:55,384 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:45:55,389 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 06:45:55,390 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-18 06:45:55,415 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:45:55,421 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 23 treesize of output 3 [2019-08-18 06:45:55,421 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-18 06:45:55,441 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:45:55,443 INFO L496 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-1 vars, 3 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2019-08-18 06:45:55,444 INFO L221 ElimStorePlain]: Needed 6 recursive calls to eliminate 8 variables, input treesize:90, output treesize:35 [2019-08-18 06:45:55,472 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-18 06:45:55,472 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-18 06:45:55,478 INFO L179 IcfgInterpreter]: Location mainErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 44#(exists ((|v_fabs_float_~#sf_u~0.base_3| Int) (|v_fabs_float_~#gf_u~0.base_3| Int)) (and (< |v_fabs_float_~#gf_u~0.base_3| |#StackHeapBarrier|) (< |v_fabs_float_~#sf_u~0.base_3| |#StackHeapBarrier|) (= 0 |#NULL.base|) (= 0 (select |#valid| |v_fabs_float_~#sf_u~0.base_3|)) (= 0 (select |#valid| |v_fabs_float_~#gf_u~0.base_3|)) (not (= 0 |v_fabs_float_~#gf_u~0.base_3|)) (not (= 0 |v_fabs_float_~#sf_u~0.base_3|)) (= |#NULL.offset| 0) (= 4 (select |#length| |v_fabs_float_~#gf_u~0.base_3|)) (= (select |#length| |v_fabs_float_~#sf_u~0.base_3|) 4) (= 0 (select |old(#valid)| 0)))) [2019-08-18 06:45:55,495 INFO L92 terpretationObserver]: ✘ Some locations of interest might be reachable, see reported results. [2019-08-18 06:45:55,495 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-18 06:45:55,498 INFO L168 Benchmark]: Toolchain (without parser) took 2109.13 ms. Allocated memory was 140.0 MB in the beginning and 224.9 MB in the end (delta: 84.9 MB). Free memory was 87.6 MB in the beginning and 140.4 MB in the end (delta: -52.8 MB). Peak memory consumption was 73.0 MB. Max. memory is 7.1 GB. [2019-08-18 06:45:55,504 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 140.0 MB. Free memory is still 105.6 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-18 06:45:55,507 INFO L168 Benchmark]: CACSL2BoogieTranslator took 355.53 ms. Allocated memory was 140.0 MB in the beginning and 199.8 MB in the end (delta: 59.8 MB). Free memory was 87.2 MB in the beginning and 178.0 MB in the end (delta: -90.9 MB). Peak memory consumption was 20.2 MB. Max. memory is 7.1 GB. [2019-08-18 06:45:55,511 INFO L168 Benchmark]: Boogie Preprocessor took 42.64 ms. Allocated memory is still 199.8 MB. Free memory was 178.0 MB in the beginning and 175.9 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-18 06:45:55,511 INFO L168 Benchmark]: RCFGBuilder took 323.33 ms. Allocated memory is still 199.8 MB. Free memory was 175.9 MB in the beginning and 160.3 MB in the end (delta: 15.6 MB). Peak memory consumption was 15.6 MB. Max. memory is 7.1 GB. [2019-08-18 06:45:55,514 INFO L168 Benchmark]: Symbolic Interpretation took 1384.22 ms. Allocated memory was 199.8 MB in the beginning and 224.9 MB in the end (delta: 25.2 MB). Free memory was 160.3 MB in the beginning and 140.4 MB in the end (delta: 19.9 MB). Peak memory consumption was 85.9 MB. Max. memory is 7.1 GB. [2019-08-18 06:45:55,521 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 40]: 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 44#(exists ((|v_fabs_float_~#sf_u~0.base_3| Int) (|v_fabs_float_~#gf_u~0.base_3| Int)) (and (< |v_fabs_float_~#gf_u~0.base_3| |#StackHeapBarrier|) (< |v_fabs_float_~#sf_u~0.base_3| |#StackHeapBarrier|) (= 0 |#NULL.base|) (= 0 (select |#valid| |v_fabs_float_~#sf_u~0.base_3|)) (= 0 (select |#valid| |v_fabs_float_~#gf_u~0.base_3|)) (not (= 0 |v_fabs_float_~#gf_u~0.base_3|)) (not (= 0 |v_fabs_float_~#sf_u~0.base_3|)) (= |#NULL.offset| 0) (= 4 (select |#length| |v_fabs_float_~#gf_u~0.base_3|)) (= (select |#length| |v_fabs_float_~#sf_u~0.base_3|) 4) (= 0 (select |old(#valid)| 0)))). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 140.0 MB. Free memory is still 105.6 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 355.53 ms. Allocated memory was 140.0 MB in the beginning and 199.8 MB in the end (delta: 59.8 MB). Free memory was 87.2 MB in the beginning and 178.0 MB in the end (delta: -90.9 MB). Peak memory consumption was 20.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 42.64 ms. Allocated memory is still 199.8 MB. Free memory was 178.0 MB in the beginning and 175.9 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 323.33 ms. Allocated memory is still 199.8 MB. Free memory was 175.9 MB in the beginning and 160.3 MB in the end (delta: 15.6 MB). Peak memory consumption was 15.6 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 1384.22 ms. Allocated memory was 199.8 MB in the beginning and 224.9 MB in the end (delta: 25.2 MB). Free memory was 160.3 MB in the beginning and 140.4 MB in the end (delta: 19.9 MB). Peak memory consumption was 85.9 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...