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_0740.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-a32b1f7 [2019-08-18 06:44:27,042 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-18 06:44:27,044 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-18 06:44:27,062 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-18 06:44:27,063 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-18 06:44:27,064 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-18 06:44:27,067 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-18 06:44:27,079 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-18 06:44:27,081 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-18 06:44:27,084 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-18 06:44:27,086 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-18 06:44:27,088 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-18 06:44:27,089 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-18 06:44:27,091 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-18 06:44:27,093 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-18 06:44:27,094 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-18 06:44:27,095 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-18 06:44:27,096 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-18 06:44:27,100 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-18 06:44:27,106 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-18 06:44:27,107 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-18 06:44:27,110 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-18 06:44:27,113 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-18 06:44:27,114 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-18 06:44:27,116 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-18 06:44:27,122 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-18 06:44:27,123 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-18 06:44:27,123 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-18 06:44:27,124 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-18 06:44:27,125 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-18 06:44:27,125 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-18 06:44:27,126 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-18 06:44:27,126 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-18 06:44:27,126 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-18 06:44:27,127 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-18 06:44:27,128 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-18 06:44:27,128 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 06:44:27,145 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-18 06:44:27,145 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-18 06:44:27,151 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-18 06:44:27,151 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-18 06:44:27,151 INFO L138 SettingsManager]: * Use SBE=true [2019-08-18 06:44:27,151 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-18 06:44:27,152 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-18 06:44:27,152 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-18 06:44:27,152 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-18 06:44:27,153 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-18 06:44:27,153 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-18 06:44:27,153 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-18 06:44:27,153 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-18 06:44:27,154 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-18 06:44:27,154 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-18 06:44:27,154 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-18 06:44:27,154 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-18 06:44:27,154 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-18 06:44:27,155 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-18 06:44:27,155 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-18 06:44:27,155 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-18 06:44:27,157 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-18 06:44:27,157 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-18 06:44:27,158 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-18 06:44:27,158 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-18 06:44:27,158 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-18 06:44:27,158 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-18 06:44:27,158 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-18 06:44:27,159 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-18 06:44:27,196 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-18 06:44:27,207 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-18 06:44:27,211 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-18 06:44:27,212 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-18 06:44:27,212 INFO L275 PluginConnector]: CDTParser initialized [2019-08-18 06:44:27,213 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/float_req_bl_0740.c [2019-08-18 06:44:27,274 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c339737c8/f2b861bd8b92405d8c6abc50dfc50b33/FLAG935651222 [2019-08-18 06:44:27,740 INFO L306 CDTParser]: Found 1 translation units. [2019-08-18 06:44:27,741 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/float_req_bl_0740.c [2019-08-18 06:44:27,754 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c339737c8/f2b861bd8b92405d8c6abc50dfc50b33/FLAG935651222 [2019-08-18 06:44:28,113 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c339737c8/f2b861bd8b92405d8c6abc50dfc50b33 [2019-08-18 06:44:28,121 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-18 06:44:28,123 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-18 06:44:28,124 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-18 06:44:28,124 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-18 06:44:28,128 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-18 06:44:28,129 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 06:44:28" (1/1) ... [2019-08-18 06:44:28,131 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35e3826c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:44:28, skipping insertion in model container [2019-08-18 06:44:28,132 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 06:44:28" (1/1) ... [2019-08-18 06:44:28,139 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-18 06:44:28,160 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-18 06:44:28,359 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-18 06:44:28,365 INFO L188 MainTranslator]: Completed pre-run [2019-08-18 06:44:28,489 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-18 06:44:28,511 INFO L192 MainTranslator]: Completed translation [2019-08-18 06:44:28,511 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:44:28 WrapperNode [2019-08-18 06:44:28,511 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-18 06:44:28,512 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-18 06:44:28,512 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-18 06:44:28,512 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-18 06:44:28,522 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:44:28" (1/1) ... [2019-08-18 06:44:28,522 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:44:28" (1/1) ... [2019-08-18 06:44:28,531 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:44:28" (1/1) ... [2019-08-18 06:44:28,532 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:44:28" (1/1) ... [2019-08-18 06:44:28,545 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:44:28" (1/1) ... [2019-08-18 06:44:28,552 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:44:28" (1/1) ... [2019-08-18 06:44:28,554 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:44:28" (1/1) ... [2019-08-18 06:44:28,557 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-18 06:44:28,558 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-18 06:44:28,558 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-18 06:44:28,558 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-18 06:44:28,559 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:44:28" (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 06:44:28,626 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-18 06:44:28,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-18 06:44:28,627 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_float [2019-08-18 06:44:28,627 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_sqrtf [2019-08-18 06:44:28,628 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-18 06:44:28,628 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-18 06:44:28,628 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_float [2019-08-18 06:44:28,629 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_float [2019-08-18 06:44:28,629 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_sqrtf [2019-08-18 06:44:28,629 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-18 06:44:28,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-08-18 06:44:28,630 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-18 06:44:28,630 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-18 06:44:28,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-18 06:44:28,631 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-08-18 06:44:28,631 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-18 06:44:28,633 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-18 06:44:28,633 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-18 06:44:28,986 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-18 06:44:28,986 INFO L283 CfgBuilder]: Removed 6 assume(true) statements. [2019-08-18 06:44:28,987 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 06:44:28 BoogieIcfgContainer [2019-08-18 06:44:28,987 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-18 06:44:28,988 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-18 06:44:28,988 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-18 06:44:28,988 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-18 06:44:28,989 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 06:44:28" (1/1) ... [2019-08-18 06:44:29,001 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-18 06:44:29,003 INFO L155 IcfgInterpreter]: Building call graph [2019-08-18 06:44:29,011 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-18 06:44:29,018 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-18 06:44:29,019 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-18 06:44:29,108 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 06:44:29,109 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 06:44:29,139 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:44:29,140 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-18 06:44:29,140 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:19, output treesize:18 [2019-08-18 06:44:29,151 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 26 [2019-08-18 06:44:29,186 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:44:29,207 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_9|], 1=[|v_#valid_16|]} [2019-08-18 06:44:29,231 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 06:44:29,236 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 06:44:29,253 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 06:44:29,254 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-18 06:44:29,385 WARN L188 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2019-08-18 06:44:29,385 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:44:29,406 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 06:44:29,408 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-18 06:44:29,421 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 06:44:29,422 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-18 06:44:29,523 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:44:29,527 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_real_12|, |v_#memory_int_12|], 1=[|v_#memory_int_8|]} [2019-08-18 06:44:29,542 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 06:44:29,543 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-18 06:44:29,561 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 06:44:29,562 INFO L496 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-08-18 06:44:29,657 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:44:29,669 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 79 treesize of output 64 [2019-08-18 06:44:29,669 INFO L496 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2019-08-18 06:44:29,684 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 06:44:29,685 INFO L496 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2019-08-18 06:44:29,758 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:44:29,772 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 06:44:29,778 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 06:44:29,790 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 06:44:29,795 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 06:44:29,856 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:44:29,860 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 06:44:29,862 INFO L221 ElimStorePlain]: Needed 11 recursive calls to eliminate 7 variables, input treesize:178, output treesize:66 [2019-08-18 06:44:29,872 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:44:29,890 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_10|], 1=[|v_#valid_17|]} [2019-08-18 06:44:29,911 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 06:44:29,926 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 06:44:29,940 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 06:44:29,940 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-18 06:44:30,029 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:44:30,041 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 06:44:30,042 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-18 06:44:30,052 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 06:44:30,053 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-18 06:44:30,193 WARN L188 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2019-08-18 06:44:30,193 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:44:30,196 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_real_13|, |v_#memory_int_13|], 1=[|v_#memory_int_8|]} [2019-08-18 06:44:30,211 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 06:44:30,212 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-18 06:44:30,224 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 06:44:30,225 INFO L496 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-08-18 06:44:30,299 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:44:30,306 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 06:44:30,307 INFO L496 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2019-08-18 06:44:30,314 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 06:44:30,315 INFO L496 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2019-08-18 06:44:30,388 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:44:30,397 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 06:44:30,399 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 06:44:30,405 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 06:44:30,407 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 06:44:30,456 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:44:30,458 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 06:44:30,458 INFO L221 ElimStorePlain]: Needed 11 recursive calls to eliminate 7 variables, input treesize:178, output treesize:66 [2019-08-18 06:44:30,537 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:44:30,538 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:44:30,540 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:44:30,557 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:44:30,558 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:44:30,594 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:44:30,594 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:44:30,595 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:44:30,600 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:44:30,600 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:44:30,647 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:44:30,647 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:44:30,648 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:44:30,715 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:44:30,738 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:44:30,814 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:44:30,815 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:44:30,817 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:44:30,827 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:44:30,828 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:44:30,853 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:44:30,854 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:44:30,857 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:44:30,858 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:44:30,860 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:44:30,905 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:44:30,908 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:44:30,908 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:44:30,963 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:44:30,991 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:44:31,095 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_11|], 1=[|v_#valid_18|]} [2019-08-18 06:44:31,102 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 06:44:31,102 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 06:44:31,136 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:44:31,143 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 06:44:31,143 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-18 06:44:31,169 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:44:31,170 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_real_14|, |v_#memory_int_14|], 1=[|v_#memory_real_11|]} [2019-08-18 06:44:31,177 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 06:44:31,177 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-18 06:44:31,203 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:44:31,210 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 06:44:31,211 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-18 06:44:31,237 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:44:31,243 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 [2019-08-18 06:44:31,243 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-18 06:44:31,258 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:44:31,259 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 06:44:31,259 INFO L221 ElimStorePlain]: Needed 6 recursive calls to eliminate 7 variables, input treesize:83, output treesize:28 [2019-08-18 06:44:31,269 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-18 06:44:31,270 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-18 06:44:31,281 INFO L179 IcfgInterpreter]: Location mainErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 330#(and (= 0 |#NULL.base|) (= ~tiny_sqrt~0 (/ 1.0 1000000000000000000000000000000.0)) (= 1.0 ~one_sqrt~0) (= |#NULL.offset| 0) (= 0 (select |old(#valid)| 0))) [2019-08-18 06:44:31,294 INFO L92 terpretationObserver]: ✘ Some locations of interest might be reachable, see reported results. [2019-08-18 06:44:31,294 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-18 06:44:31,301 INFO L168 Benchmark]: Toolchain (without parser) took 3172.93 ms. Allocated memory was 138.9 MB in the beginning and 264.2 MB in the end (delta: 125.3 MB). Free memory was 86.0 MB in the beginning and 178.2 MB in the end (delta: -92.1 MB). Peak memory consumption was 98.3 MB. Max. memory is 7.1 GB. [2019-08-18 06:44:31,304 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 138.9 MB. Free memory was 104.8 MB in the beginning and 104.6 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-18 06:44:31,304 INFO L168 Benchmark]: CACSL2BoogieTranslator took 387.75 ms. Allocated memory was 138.9 MB in the beginning and 198.2 MB in the end (delta: 59.2 MB). Free memory was 85.8 MB in the beginning and 174.6 MB in the end (delta: -88.8 MB). Peak memory consumption was 19.8 MB. Max. memory is 7.1 GB. [2019-08-18 06:44:31,305 INFO L168 Benchmark]: Boogie Preprocessor took 45.38 ms. Allocated memory is still 198.2 MB. Free memory was 174.6 MB in the beginning and 172.2 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. [2019-08-18 06:44:31,306 INFO L168 Benchmark]: RCFGBuilder took 429.90 ms. Allocated memory is still 198.2 MB. Free memory was 172.2 MB in the beginning and 151.4 MB in the end (delta: 20.8 MB). Peak memory consumption was 20.8 MB. Max. memory is 7.1 GB. [2019-08-18 06:44:31,309 INFO L168 Benchmark]: Symbolic Interpretation took 2306.34 ms. Allocated memory was 198.2 MB in the beginning and 264.2 MB in the end (delta: 66.1 MB). Free memory was 151.4 MB in the beginning and 178.2 MB in the end (delta: -26.7 MB). Peak memory consumption was 104.4 MB. Max. memory is 7.1 GB. [2019-08-18 06:44:31,316 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 97]: 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 330#(and (= 0 |#NULL.base|) (= ~tiny_sqrt~0 (/ 1.0 1000000000000000000000000000000.0)) (= 1.0 ~one_sqrt~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 0.22 ms. Allocated memory is still 138.9 MB. Free memory was 104.8 MB in the beginning and 104.6 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 387.75 ms. Allocated memory was 138.9 MB in the beginning and 198.2 MB in the end (delta: 59.2 MB). Free memory was 85.8 MB in the beginning and 174.6 MB in the end (delta: -88.8 MB). Peak memory consumption was 19.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 45.38 ms. Allocated memory is still 198.2 MB. Free memory was 174.6 MB in the beginning and 172.2 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 429.90 ms. Allocated memory is still 198.2 MB. Free memory was 172.2 MB in the beginning and 151.4 MB in the end (delta: 20.8 MB). Peak memory consumption was 20.8 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 2306.34 ms. Allocated memory was 198.2 MB in the beginning and 264.2 MB in the end (delta: 66.1 MB). Free memory was 151.4 MB in the beginning and 178.2 MB in the end (delta: -26.7 MB). Peak memory consumption was 104.4 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...