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_1012b.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-01cf0bf [2019-08-21 23:51:40,624 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-21 23:51:40,626 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-21 23:51:40,645 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-21 23:51:40,646 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-21 23:51:40,647 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-21 23:51:40,650 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-21 23:51:40,660 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-21 23:51:40,664 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-21 23:51:40,667 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-21 23:51:40,669 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-21 23:51:40,671 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-21 23:51:40,671 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-21 23:51:40,674 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-21 23:51:40,676 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-21 23:51:40,678 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-21 23:51:40,679 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-21 23:51:40,681 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-21 23:51:40,683 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-21 23:51:40,688 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-21 23:51:40,691 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-21 23:51:40,693 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-21 23:51:40,696 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-21 23:51:40,696 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-21 23:51:40,698 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-21 23:51:40,705 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-21 23:51:40,706 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-21 23:51:40,707 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-21 23:51:40,708 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 [2019-08-21 23:51:40,738 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-21 23:51:40,738 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-21 23:51:40,739 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-21 23:51:40,739 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-21 23:51:40,740 INFO L138 SettingsManager]: * Use SBE=true [2019-08-21 23:51:40,740 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-21 23:51:40,745 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-21 23:51:40,746 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-21 23:51:40,746 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-21 23:51:40,746 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-21 23:51:40,746 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-21 23:51:40,746 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-21 23:51:40,747 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-21 23:51:40,747 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-21 23:51:40,747 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-21 23:51:40,747 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-21 23:51:40,747 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-21 23:51:40,748 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-21 23:51:40,748 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-21 23:51:40,748 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-21 23:51:40,749 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-21 23:51:40,750 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-21 23:51:40,750 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-21 23:51:40,750 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-21 23:51:40,750 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-21 23:51:40,750 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-21 23:51:40,751 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-21 23:51:40,751 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-21 23:51:40,751 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-21 23:51:40,792 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-21 23:51:40,804 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-21 23:51:40,808 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-21 23:51:40,810 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-21 23:51:40,810 INFO L275 PluginConnector]: CDTParser initialized [2019-08-21 23:51:40,811 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/float_req_bl_1012b.c [2019-08-21 23:51:40,884 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c7b142df6/2ae6ad56c77447aa93b42484cc962d94/FLAG2e35c024f [2019-08-21 23:51:41,314 INFO L306 CDTParser]: Found 1 translation units. [2019-08-21 23:51:41,315 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/float_req_bl_1012b.c [2019-08-21 23:51:41,323 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c7b142df6/2ae6ad56c77447aa93b42484cc962d94/FLAG2e35c024f [2019-08-21 23:51:41,713 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c7b142df6/2ae6ad56c77447aa93b42484cc962d94 [2019-08-21 23:51:41,722 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-21 23:51:41,723 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-21 23:51:41,724 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-21 23:51:41,725 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-21 23:51:41,728 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-21 23:51:41,729 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.08 11:51:41" (1/1) ... [2019-08-21 23:51:41,733 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f37e8ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 11:51:41, skipping insertion in model container [2019-08-21 23:51:41,733 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.08 11:51:41" (1/1) ... [2019-08-21 23:51:41,740 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-21 23:51:41,761 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-21 23:51:42,001 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-21 23:51:42,009 INFO L188 MainTranslator]: Completed pre-run [2019-08-21 23:51:42,041 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-21 23:51:42,165 INFO L192 MainTranslator]: Completed translation [2019-08-21 23:51:42,166 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 11:51:42 WrapperNode [2019-08-21 23:51:42,166 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-21 23:51:42,168 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-21 23:51:42,168 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-21 23:51:42,168 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-21 23:51:42,179 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 11:51:42" (1/1) ... [2019-08-21 23:51:42,179 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 11:51:42" (1/1) ... [2019-08-21 23:51:42,188 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 11:51:42" (1/1) ... [2019-08-21 23:51:42,189 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 11:51:42" (1/1) ... [2019-08-21 23:51:42,201 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 11:51:42" (1/1) ... [2019-08-21 23:51:42,209 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 11:51:42" (1/1) ... [2019-08-21 23:51:42,213 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 11:51:42" (1/1) ... [2019-08-21 23:51:42,216 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-21 23:51:42,219 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-21 23:51:42,220 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-21 23:51:42,220 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-21 23:51:42,221 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 11:51:42" (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 [2019-08-21 23:51:42,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-21 23:51:42,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-21 23:51:42,273 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2019-08-21 23:51:42,274 INFO L138 BoogieDeclarations]: Found implementation of procedure isinf_float [2019-08-21 23:51:42,274 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-21 23:51:42,274 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-21 23:51:42,274 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2019-08-21 23:51:42,274 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-21 23:51:42,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-08-21 23:51:42,274 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-21 23:51:42,275 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-21 23:51:42,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-21 23:51:42,275 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-08-21 23:51:42,275 INFO L130 BoogieDeclarations]: Found specification of procedure isinf_float [2019-08-21 23:51:42,275 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-21 23:51:42,275 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-21 23:51:42,276 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-21 23:51:42,522 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-21 23:51:42,522 INFO L283 CfgBuilder]: Removed 6 assume(true) statements. [2019-08-21 23:51:42,523 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.08 11:51:42 BoogieIcfgContainer [2019-08-21 23:51:42,524 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-21 23:51:42,524 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-21 23:51:42,524 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-21 23:51:42,524 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-21 23:51:42,525 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.08 11:51:42" (1/1) ... [2019-08-21 23:51:42,540 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-21 23:51:42,542 INFO L155 IcfgInterpreter]: Building call graph [2019-08-21 23:51:42,548 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-21 23:51:42,557 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-21 23:51:42,558 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-21 23:51:42,653 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 [2019-08-21 23:51:42,654 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-21 23:51:42,698 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-21 23:51:42,699 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-21 23:51:42,699 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2019-08-21 23:51:42,727 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 20 [2019-08-21 23:51:42,788 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_13|], 1=[|v_#valid_21|]} [2019-08-21 23:51:42,810 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 [2019-08-21 23:51:42,810 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-21 23:51:42,857 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-21 23:51:42,873 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 [2019-08-21 23:51:42,874 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-21 23:51:42,912 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-21 23:51:42,915 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_int_18|, |v_#memory_real_17|], 1=[|v_#memory_int_11|]} [2019-08-21 23:51:42,925 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 [2019-08-21 23:51:42,926 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-21 23:51:42,954 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-21 23:51:42,969 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 [2019-08-21 23:51:42,970 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-21 23:51:43,002 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-21 23:51:43,013 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 [2019-08-21 23:51:43,013 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-21 23:51:43,035 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-21 23:51:43,041 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. [2019-08-21 23:51:43,042 INFO L221 ElimStorePlain]: Needed 6 recursive calls to eliminate 7 variables, input treesize:76, output treesize:21 [2019-08-21 23:51:43,068 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_14|], 1=[|v_#valid_22|]} [2019-08-21 23:51:43,080 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 [2019-08-21 23:51:43,081 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-21 23:51:43,121 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-21 23:51:43,141 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 [2019-08-21 23:51:43,142 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-21 23:51:43,175 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-21 23:51:43,177 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_int_19|, |v_#memory_real_18|], 1=[|v_#memory_real_7|]} [2019-08-21 23:51:43,185 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 [2019-08-21 23:51:43,185 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-21 23:51:43,210 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-21 23:51:43,217 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 [2019-08-21 23:51:43,217 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-21 23:51:43,236 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-21 23:51:43,243 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 [2019-08-21 23:51:43,243 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-21 23:51:43,256 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-21 23:51:43,258 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. [2019-08-21 23:51:43,258 INFO L221 ElimStorePlain]: Needed 6 recursive calls to eliminate 7 variables, input treesize:73, output treesize:18 [2019-08-21 23:51:43,264 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_15|], 1=[|v_#valid_23|]} [2019-08-21 23:51:43,271 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 [2019-08-21 23:51:43,272 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-21 23:51:43,302 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-21 23:51:43,310 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 [2019-08-21 23:51:43,311 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-21 23:51:43,336 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-21 23:51:43,338 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_int_20|, |v_#memory_real_19|], 1=[|v_#memory_real_7|]} [2019-08-21 23:51:43,345 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 [2019-08-21 23:51:43,346 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-21 23:51:43,371 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-21 23:51:43,378 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 [2019-08-21 23:51:43,379 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-21 23:51:43,398 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-21 23:51:43,410 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 [2019-08-21 23:51:43,411 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-21 23:51:43,423 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-21 23:51:43,425 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. [2019-08-21 23:51:43,425 INFO L221 ElimStorePlain]: Needed 6 recursive calls to eliminate 7 variables, input treesize:73, output treesize:18 [2019-08-21 23:51:43,438 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-21 23:51:43,449 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_16|], 1=[|v_#valid_24|]} [2019-08-21 23:51:43,469 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 [2019-08-21 23:51:43,470 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-21 23:51:43,489 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 [2019-08-21 23:51:43,490 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-21 23:51:43,606 WARN L188 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2019-08-21 23:51:43,607 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-21 23:51:43,620 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 [2019-08-21 23:51:43,621 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-21 23:51:43,632 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 [2019-08-21 23:51:43,633 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-21 23:51:43,715 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-21 23:51:43,718 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_real_20|, |v_#memory_int_21|], 1=[|v_#memory_int_4|]} [2019-08-21 23:51:43,729 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 [2019-08-21 23:51:43,730 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-21 23:51:43,738 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 [2019-08-21 23:51:43,739 INFO L496 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-08-21 23:51:43,815 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-21 23:51:43,823 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 [2019-08-21 23:51:43,823 INFO L496 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2019-08-21 23:51:43,830 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 [2019-08-21 23:51:43,831 INFO L496 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2019-08-21 23:51:43,905 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-21 23:51:43,916 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 [2019-08-21 23:51:43,918 INFO L496 ElimStorePlain]: Start of recursive call 10: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-21 23:51:43,929 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 [2019-08-21 23:51:43,932 INFO L496 ElimStorePlain]: Start of recursive call 11: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-21 23:51:43,990 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-21 23:51:43,992 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. [2019-08-21 23:51:43,993 INFO L221 ElimStorePlain]: Needed 11 recursive calls to eliminate 7 variables, input treesize:178, output treesize:66 [2019-08-21 23:51:44,002 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-21 23:51:44,002 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-21 23:51:44,007 INFO L179 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 48#(and (<= |#NULL.base| 0) (<= 0 |#NULL.base|) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0)) [2019-08-21 23:51:44,017 INFO L91 terpretationObserver]: ✘ Some locations of interest might be reachable, see reported results. [2019-08-21 23:51:44,018 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-21 23:51:44,025 INFO L168 Benchmark]: Toolchain (without parser) took 2297.00 ms. Allocated memory was 131.6 MB in the beginning and 220.2 MB in the end (delta: 88.6 MB). Free memory was 87.1 MB in the beginning and 143.7 MB in the end (delta: -56.6 MB). Peak memory consumption was 84.3 MB. Max. memory is 7.1 GB. [2019-08-21 23:51:44,026 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 131.6 MB. Free memory was 105.8 MB in the beginning and 105.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-21 23:51:44,028 INFO L168 Benchmark]: CACSL2BoogieTranslator took 442.48 ms. Allocated memory was 131.6 MB in the beginning and 198.2 MB in the end (delta: 66.6 MB). Free memory was 86.8 MB in the beginning and 175.0 MB in the end (delta: -88.1 MB). Peak memory consumption was 25.3 MB. Max. memory is 7.1 GB. [2019-08-21 23:51:44,032 INFO L168 Benchmark]: Boogie Preprocessor took 48.39 ms. Allocated memory is still 198.2 MB. Free memory was 175.0 MB in the beginning and 172.6 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. [2019-08-21 23:51:44,037 INFO L168 Benchmark]: RCFGBuilder took 304.23 ms. Allocated memory is still 198.2 MB. Free memory was 172.6 MB in the beginning and 156.7 MB in the end (delta: 16.0 MB). Peak memory consumption was 16.0 MB. Max. memory is 7.1 GB. [2019-08-21 23:51:44,039 INFO L168 Benchmark]: Symbolic Interpretation took 1494.35 ms. Allocated memory was 198.2 MB in the beginning and 220.2 MB in the end (delta: 22.0 MB). Free memory was 156.0 MB in the beginning and 143.7 MB in the end (delta: 12.4 MB). Peak memory consumption was 86.7 MB. Max. memory is 7.1 GB. [2019-08-21 23:51:44,047 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 51]: 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 48#(and (<= |#NULL.base| 0) (<= 0 |#NULL.base|) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0)). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 131.6 MB. Free memory was 105.8 MB in the beginning and 105.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 442.48 ms. Allocated memory was 131.6 MB in the beginning and 198.2 MB in the end (delta: 66.6 MB). Free memory was 86.8 MB in the beginning and 175.0 MB in the end (delta: -88.1 MB). Peak memory consumption was 25.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 48.39 ms. Allocated memory is still 198.2 MB. Free memory was 175.0 MB in the beginning and 172.6 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 304.23 ms. Allocated memory is still 198.2 MB. Free memory was 172.6 MB in the beginning and 156.7 MB in the end (delta: 16.0 MB). Peak memory consumption was 16.0 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 1494.35 ms. Allocated memory was 198.2 MB in the beginning and 220.2 MB in the end (delta: 22.0 MB). Free memory was 156.0 MB in the beginning and 143.7 MB in the end (delta: 12.4 MB). Peak memory consumption was 86.7 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...