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_1091.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-a32b1f7 [2019-08-18 06:46:16,748 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-18 06:46:16,750 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-18 06:46:16,762 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-18 06:46:16,763 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-18 06:46:16,764 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-18 06:46:16,766 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-18 06:46:16,767 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-18 06:46:16,769 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-18 06:46:16,770 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-18 06:46:16,771 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-18 06:46:16,772 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-18 06:46:16,773 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-18 06:46:16,774 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-18 06:46:16,775 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-18 06:46:16,776 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-18 06:46:16,777 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-18 06:46:16,778 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-18 06:46:16,780 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-18 06:46:16,782 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-18 06:46:16,783 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-18 06:46:16,785 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-18 06:46:16,786 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-18 06:46:16,787 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-18 06:46:16,789 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-18 06:46:16,792 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-18 06:46:16,793 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-18 06:46:16,794 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-18 06:46:16,794 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-18 06:46:16,795 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-18 06:46:16,796 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-18 06:46:16,796 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-18 06:46:16,796 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-18 06:46:16,797 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-18 06:46:16,798 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-18 06:46:16,798 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-18 06:46:16,799 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 06:46:16,814 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-18 06:46:16,814 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-18 06:46:16,815 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-18 06:46:16,816 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-18 06:46:16,816 INFO L138 SettingsManager]: * Use SBE=true [2019-08-18 06:46:16,816 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-18 06:46:16,816 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-18 06:46:16,817 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-18 06:46:16,817 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-18 06:46:16,817 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-18 06:46:16,817 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-18 06:46:16,817 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-18 06:46:16,818 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-18 06:46:16,818 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-18 06:46:16,818 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-18 06:46:16,818 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-18 06:46:16,818 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-18 06:46:16,819 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-18 06:46:16,819 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-18 06:46:16,819 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-18 06:46:16,819 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-18 06:46:16,819 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-18 06:46:16,820 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-18 06:46:16,820 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-18 06:46:16,820 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-18 06:46:16,820 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-18 06:46:16,821 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-18 06:46:16,821 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-18 06:46:16,821 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-18 06:46:16,854 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-18 06:46:16,872 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-18 06:46:16,876 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-18 06:46:16,878 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-18 06:46:16,878 INFO L275 PluginConnector]: CDTParser initialized [2019-08-18 06:46:16,879 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/float_req_bl_1091.c [2019-08-18 06:46:16,957 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6eb354b8b/ae8a0f9388574d34aafea7f50b16c453/FLAG0af008fc8 [2019-08-18 06:46:17,425 INFO L306 CDTParser]: Found 1 translation units. [2019-08-18 06:46:17,425 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/float_req_bl_1091.c [2019-08-18 06:46:17,433 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6eb354b8b/ae8a0f9388574d34aafea7f50b16c453/FLAG0af008fc8 [2019-08-18 06:46:17,842 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6eb354b8b/ae8a0f9388574d34aafea7f50b16c453 [2019-08-18 06:46:17,852 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-18 06:46:17,853 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-18 06:46:17,854 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-18 06:46:17,854 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-18 06:46:17,858 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-18 06:46:17,859 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 06:46:17" (1/1) ... [2019-08-18 06:46:17,862 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5fa7e182 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:46:17, skipping insertion in model container [2019-08-18 06:46:17,862 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 06:46:17" (1/1) ... [2019-08-18 06:46:17,871 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-18 06:46:17,893 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-18 06:46:18,184 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-18 06:46:18,190 INFO L188 MainTranslator]: Completed pre-run [2019-08-18 06:46:18,335 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-18 06:46:18,365 INFO L192 MainTranslator]: Completed translation [2019-08-18 06:46:18,366 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:46:18 WrapperNode [2019-08-18 06:46:18,366 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-18 06:46:18,367 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-18 06:46:18,367 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-18 06:46:18,367 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-18 06:46:18,381 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:46:18" (1/1) ... [2019-08-18 06:46:18,382 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:46:18" (1/1) ... [2019-08-18 06:46:18,404 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:46:18" (1/1) ... [2019-08-18 06:46:18,404 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:46:18" (1/1) ... [2019-08-18 06:46:18,427 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:46:18" (1/1) ... [2019-08-18 06:46:18,438 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:46:18" (1/1) ... [2019-08-18 06:46:18,444 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:46:18" (1/1) ... [2019-08-18 06:46:18,452 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-18 06:46:18,453 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-18 06:46:18,453 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-18 06:46:18,453 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-18 06:46:18,455 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:46:18" (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 06:46:18,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-18 06:46:18,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-18 06:46:18,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ceil_float [2019-08-18 06:46:18,525 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_float [2019-08-18 06:46:18,525 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-18 06:46:18,525 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-18 06:46:18,525 INFO L130 BoogieDeclarations]: Found specification of procedure ceil_float [2019-08-18 06:46:18,525 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-18 06:46:18,526 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-08-18 06:46:18,526 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-18 06:46:18,526 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-18 06:46:18,527 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-18 06:46:18,527 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-08-18 06:46:18,528 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_float [2019-08-18 06:46:18,529 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-18 06:46:18,529 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-18 06:46:18,530 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-18 06:46:18,913 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-18 06:46:18,913 INFO L283 CfgBuilder]: Removed 4 assume(true) statements. [2019-08-18 06:46:18,914 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 06:46:18 BoogieIcfgContainer [2019-08-18 06:46:18,915 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-18 06:46:18,915 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-18 06:46:18,915 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-18 06:46:18,915 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-18 06:46:18,916 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 06:46:18" (1/1) ... [2019-08-18 06:46:18,929 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-18 06:46:18,931 INFO L155 IcfgInterpreter]: Building call graph [2019-08-18 06:46:18,938 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-18 06:46:18,946 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-18 06:46:18,948 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-18 06:46:19,031 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 06:46:19,032 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:19,068 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:46:19,069 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-18 06:46:19,069 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:16, output treesize:15 [2019-08-18 06:46:19,082 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 23 [2019-08-18 06:46:19,113 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:46:19,130 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_9|], 1=[|v_#valid_16|]} [2019-08-18 06:46:19,151 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 90 treesize of output 89 [2019-08-18 06:46:19,152 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:19,170 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 87 treesize of output 86 [2019-08-18 06:46:19,173 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:19,319 WARN L188 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2019-08-18 06:46:19,320 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:46:19,344 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 86 treesize of output 83 [2019-08-18 06:46:19,349 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:19,381 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 89 treesize of output 86 [2019-08-18 06:46:19,383 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:19,504 WARN L188 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2019-08-18 06:46:19,505 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:46:19,510 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_real_12|, |v_#memory_int_12|], 1=[|v_#memory_int_11|]} [2019-08-18 06:46:19,528 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 83 treesize of output 79 [2019-08-18 06:46:19,529 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:19,542 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 80 treesize of output 76 [2019-08-18 06:46:19,543 INFO L496 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:19,639 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:46:19,658 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 79 treesize of output 64 [2019-08-18 06:46:19,659 INFO L496 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:19,669 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 76 treesize of output 61 [2019-08-18 06:46:19,670 INFO L496 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:19,743 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:46:19,755 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 61 treesize of output 38 [2019-08-18 06:46:19,757 INFO L496 ElimStorePlain]: Start of recursive call 10: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 06:46:19,765 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 41 [2019-08-18 06:46:19,767 INFO L496 ElimStorePlain]: Start of recursive call 11: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 06:46:19,831 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:46:19,834 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, 3 dim-2 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2019-08-18 06:46:19,835 INFO L221 ElimStorePlain]: Needed 11 recursive calls to eliminate 7 variables, input treesize:178, output treesize:66 [2019-08-18 06:46:19,840 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:46:19,849 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_10|], 1=[|v_#valid_17|]} [2019-08-18 06:46:19,860 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 87 treesize of output 86 [2019-08-18 06:46:19,861 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:19,873 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 90 treesize of output 89 [2019-08-18 06:46:19,874 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:19,978 WARN L188 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2019-08-18 06:46:19,979 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:46:19,992 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 89 treesize of output 86 [2019-08-18 06:46:19,993 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:20,003 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 86 treesize of output 83 [2019-08-18 06:46:20,004 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:20,089 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:46:20,091 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_real_13|, |v_#memory_int_13|], 1=[|v_#memory_int_11|]} [2019-08-18 06:46:20,103 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 83 treesize of output 79 [2019-08-18 06:46:20,104 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:20,113 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 80 treesize of output 76 [2019-08-18 06:46:20,113 INFO L496 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:20,203 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:46:20,213 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 79 treesize of output 64 [2019-08-18 06:46:20,214 INFO L496 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:20,222 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 76 treesize of output 61 [2019-08-18 06:46:20,223 INFO L496 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:20,287 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:46:20,300 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 64 treesize of output 41 [2019-08-18 06:46:20,302 INFO L496 ElimStorePlain]: Start of recursive call 10: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 06:46:20,313 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 61 treesize of output 38 [2019-08-18 06:46:20,315 INFO L496 ElimStorePlain]: Start of recursive call 11: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 06:46:20,375 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:46:20,377 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, 3 dim-2 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2019-08-18 06:46:20,379 INFO L221 ElimStorePlain]: Needed 11 recursive calls to eliminate 7 variables, input treesize:178, output treesize:66 [2019-08-18 06:46:20,556 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_11|], 1=[|v_#valid_18|]} [2019-08-18 06:46:20,561 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 06:46:20,562 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:20,585 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:46:20,591 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 06:46:20,591 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:20,617 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:46:20,620 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_real_14|, |v_#memory_int_14|], 1=[|v_#memory_real_8|]} [2019-08-18 06:46:20,627 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 06:46:20,627 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:20,645 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:46:20,650 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 06:46:20,650 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:20,672 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:46:20,678 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 06:46:20,679 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:20,691 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:46:20,692 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 06:46:20,692 INFO L221 ElimStorePlain]: Needed 6 recursive calls to eliminate 7 variables, input treesize:73, output treesize:18 [2019-08-18 06:46:20,736 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-18 06:46:20,736 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-18 06:46:20,739 INFO L179 IcfgInterpreter]: Location mainErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 149#(and (= 0 |#NULL.base|) (= ~huge_ceil~0 1000000000000000000000000000000.0) (= |#NULL.offset| 0) (= 0 (select |old(#valid)| 0))) [2019-08-18 06:46:20,749 INFO L92 terpretationObserver]: ✘ Some locations of interest might be reachable, see reported results. [2019-08-18 06:46:20,752 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-18 06:46:20,759 INFO L168 Benchmark]: Toolchain (without parser) took 2901.48 ms. Allocated memory was 138.9 MB in the beginning and 222.3 MB in the end (delta: 83.4 MB). Free memory was 86.0 MB in the beginning and 92.9 MB in the end (delta: -6.9 MB). Peak memory consumption was 76.4 MB. Max. memory is 7.1 GB. [2019-08-18 06:46:20,761 INFO L168 Benchmark]: CDTParser took 0.48 ms. Allocated memory is still 138.9 MB. Free memory was 105.0 MB in the beginning and 104.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-18 06:46:20,763 INFO L168 Benchmark]: CACSL2BoogieTranslator took 512.84 ms. Allocated memory was 138.9 MB in the beginning and 199.2 MB in the end (delta: 60.3 MB). Free memory was 85.7 MB in the beginning and 176.2 MB in the end (delta: -90.5 MB). Peak memory consumption was 20.0 MB. Max. memory is 7.1 GB. [2019-08-18 06:46:20,767 INFO L168 Benchmark]: Boogie Preprocessor took 85.44 ms. Allocated memory is still 199.2 MB. Free memory was 176.2 MB in the beginning and 173.5 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. [2019-08-18 06:46:20,771 INFO L168 Benchmark]: RCFGBuilder took 461.78 ms. Allocated memory is still 199.2 MB. Free memory was 173.5 MB in the beginning and 156.5 MB in the end (delta: 17.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 7.1 GB. [2019-08-18 06:46:20,772 INFO L168 Benchmark]: Symbolic Interpretation took 1837.73 ms. Allocated memory was 199.2 MB in the beginning and 222.3 MB in the end (delta: 23.1 MB). Free memory was 155.9 MB in the beginning and 92.9 MB in the end (delta: 63.0 MB). Peak memory consumption was 86.1 MB. Max. memory is 7.1 GB. [2019-08-18 06:46:20,778 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 72]: 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 149#(and (= 0 |#NULL.base|) (= ~huge_ceil~0 1000000000000000000000000000000.0) (= |#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 0.48 ms. Allocated memory is still 138.9 MB. Free memory was 105.0 MB in the beginning and 104.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 512.84 ms. Allocated memory was 138.9 MB in the beginning and 199.2 MB in the end (delta: 60.3 MB). Free memory was 85.7 MB in the beginning and 176.2 MB in the end (delta: -90.5 MB). Peak memory consumption was 20.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 85.44 ms. Allocated memory is still 199.2 MB. Free memory was 176.2 MB in the beginning and 173.5 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 461.78 ms. Allocated memory is still 199.2 MB. Free memory was 173.5 MB in the beginning and 156.5 MB in the end (delta: 17.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 1837.73 ms. Allocated memory was 199.2 MB in the beginning and 222.3 MB in the end (delta: 23.1 MB). Free memory was 155.9 MB in the beginning and 92.9 MB in the end (delta: 63.0 MB). Peak memory consumption was 86.1 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...