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_1092c.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-584d7b9 [2019-08-31 02:45:50,982 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-31 02:45:50,984 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-31 02:45:50,996 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-31 02:45:50,996 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-31 02:45:50,997 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-31 02:45:50,999 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-31 02:45:51,001 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-31 02:45:51,002 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-31 02:45:51,003 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-31 02:45:51,004 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-08-31 02:45:51,005 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-31 02:45:51,005 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-31 02:45:51,006 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-31 02:45:51,007 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-31 02:45:51,008 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-31 02:45:51,009 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-31 02:45:51,010 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-31 02:45:51,011 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-31 02:45:51,013 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-31 02:45:51,015 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-31 02:45:51,015 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-31 02:45:51,016 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-31 02:45:51,017 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-31 02:45:51,019 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-31 02:45:51,022 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-31 02:45:51,022 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-31 02:45:51,023 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-31 02:45:51,024 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-31 02:45:51,025 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-31 02:45:51,025 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-31 02:45:51,026 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-31 02:45:51,026 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-31 02:45:51,027 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-31 02:45:51,028 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-31 02:45:51,029 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-31 02:45:51,029 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 [2019-08-31 02:45:51,052 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-31 02:45:51,052 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-31 02:45:51,054 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-31 02:45:51,055 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-31 02:45:51,055 INFO L138 SettingsManager]: * Use SBE=true [2019-08-31 02:45:51,055 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-31 02:45:51,055 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-31 02:45:51,056 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-31 02:45:51,056 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-31 02:45:51,056 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-31 02:45:51,057 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-31 02:45:51,057 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-31 02:45:51,057 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-31 02:45:51,058 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-31 02:45:51,058 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-31 02:45:51,058 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-31 02:45:51,058 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-31 02:45:51,059 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-31 02:45:51,059 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-31 02:45:51,059 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-31 02:45:51,060 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-31 02:45:51,060 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-31 02:45:51,060 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-31 02:45:51,060 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-31 02:45:51,061 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-31 02:45:51,061 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-31 02:45:51,061 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-31 02:45:51,061 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-31 02:45:51,061 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-31 02:45:51,103 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-31 02:45:51,116 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-31 02:45:51,119 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-31 02:45:51,121 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-31 02:45:51,121 INFO L275 PluginConnector]: CDTParser initialized [2019-08-31 02:45:51,122 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/float_req_bl_1092c.c [2019-08-31 02:45:51,182 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3976483ae/8fca6d96179645f9b43895cdd9a5fa41/FLAGbd687e875 [2019-08-31 02:45:51,599 INFO L306 CDTParser]: Found 1 translation units. [2019-08-31 02:45:51,600 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/float_req_bl_1092c.c [2019-08-31 02:45:51,607 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3976483ae/8fca6d96179645f9b43895cdd9a5fa41/FLAGbd687e875 [2019-08-31 02:45:52,019 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3976483ae/8fca6d96179645f9b43895cdd9a5fa41 [2019-08-31 02:45:52,029 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-31 02:45:52,031 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-31 02:45:52,032 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-31 02:45:52,032 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-31 02:45:52,037 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-31 02:45:52,038 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 02:45:52" (1/1) ... [2019-08-31 02:45:52,041 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4bb67cd0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 02:45:52, skipping insertion in model container [2019-08-31 02:45:52,041 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 02:45:52" (1/1) ... [2019-08-31 02:45:52,048 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-31 02:45:52,071 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-31 02:45:52,261 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-31 02:45:52,265 INFO L188 MainTranslator]: Completed pre-run [2019-08-31 02:45:52,374 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-31 02:45:52,398 INFO L192 MainTranslator]: Completed translation [2019-08-31 02:45:52,398 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 02:45:52 WrapperNode [2019-08-31 02:45:52,399 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-31 02:45:52,399 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-31 02:45:52,400 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-31 02:45:52,400 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-31 02:45:52,409 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 02:45:52" (1/1) ... [2019-08-31 02:45:52,409 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 02:45:52" (1/1) ... [2019-08-31 02:45:52,418 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 02:45:52" (1/1) ... [2019-08-31 02:45:52,418 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 02:45:52" (1/1) ... [2019-08-31 02:45:52,429 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 02:45:52" (1/1) ... [2019-08-31 02:45:52,434 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 02:45:52" (1/1) ... [2019-08-31 02:45:52,436 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 02:45:52" (1/1) ... [2019-08-31 02:45:52,439 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-31 02:45:52,439 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-31 02:45:52,439 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-31 02:45:52,439 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-31 02:45:52,440 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 02:45:52" (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 [2019-08-31 02:45:52,496 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-31 02:45:52,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-31 02:45:52,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ceil_float [2019-08-31 02:45:52,497 INFO L138 BoogieDeclarations]: Found implementation of procedure isinf_float [2019-08-31 02:45:52,497 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-31 02:45:52,498 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-31 02:45:52,498 INFO L130 BoogieDeclarations]: Found specification of procedure ceil_float [2019-08-31 02:45:52,498 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-31 02:45:52,498 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-08-31 02:45:52,498 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-31 02:45:52,498 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-31 02:45:52,498 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-31 02:45:52,499 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-08-31 02:45:52,499 INFO L130 BoogieDeclarations]: Found specification of procedure isinf_float [2019-08-31 02:45:52,499 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-31 02:45:52,499 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-31 02:45:52,499 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-31 02:45:52,864 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-31 02:45:52,865 INFO L283 CfgBuilder]: Removed 6 assume(true) statements. [2019-08-31 02:45:52,868 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 02:45:52 BoogieIcfgContainer [2019-08-31 02:45:52,868 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-31 02:45:52,868 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-08-31 02:45:52,868 INFO L271 PluginConnector]: Initializing Sifa... [2019-08-31 02:45:52,869 INFO L275 PluginConnector]: Sifa initialized [2019-08-31 02:45:52,870 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 02:45:52" (1/1) ... [2019-08-31 02:45:52,904 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-31 02:45:52,905 INFO L169 IcfgInterpreter]: Building call graph [2019-08-31 02:45:52,912 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-31 02:45:52,920 INFO L179 IcfgInterpreter]: Starting interpretation [2019-08-31 02:45:52,922 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-08-31 02:45:53,018 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 [2019-08-31 02:45:53,018 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 02:45:53,043 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:45:53,044 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-31 02:45:53,044 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:16, output treesize:15 [2019-08-31 02:45:53,061 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 29 for LOIs [2019-08-31 02:45:53,105 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 02:45:53,120 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_13|], 1=[|v_#valid_21|]} [2019-08-31 02:45:53,146 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 [2019-08-31 02:45:53,147 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 02:45:53,161 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 [2019-08-31 02:45:53,162 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-31 02:45:53,287 WARN L188 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2019-08-31 02:45:53,288 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:45:53,305 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 [2019-08-31 02:45:53,306 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-31 02:45:53,327 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 [2019-08-31 02:45:53,328 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-31 02:45:53,433 WARN L188 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2019-08-31 02:45:53,434 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:45:53,437 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_int_18|, |v_#memory_real_17|], 1=[|v_#memory_int_17|]} [2019-08-31 02:45:53,449 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 68 [2019-08-31 02:45:53,450 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-31 02:45:53,461 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 65 [2019-08-31 02:45:53,462 INFO L496 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-08-31 02:45:53,536 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:45:53,550 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 65 treesize of output 61 [2019-08-31 02:45:53,553 INFO L496 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2019-08-31 02:45:53,569 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 68 treesize of output 64 [2019-08-31 02:45:53,570 INFO L496 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2019-08-31 02:45:53,648 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:45:53,660 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 [2019-08-31 02:45:53,662 INFO L496 ElimStorePlain]: Start of recursive call 10: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 02:45:53,670 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 [2019-08-31 02:45:53,672 INFO L496 ElimStorePlain]: Start of recursive call 11: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 02:45:53,745 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:45:53,748 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. [2019-08-31 02:45:53,748 INFO L221 ElimStorePlain]: Needed 11 recursive calls to eliminate 7 variables, input treesize:178, output treesize:66 [2019-08-31 02:45:53,755 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 02:45:53,763 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_14|], 1=[|v_#valid_22|]} [2019-08-31 02:45:53,776 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 [2019-08-31 02:45:53,777 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 02:45:53,788 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 [2019-08-31 02:45:53,788 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-31 02:45:53,893 WARN L188 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2019-08-31 02:45:53,893 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:45:53,906 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 [2019-08-31 02:45:53,907 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-31 02:45:53,917 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 [2019-08-31 02:45:53,918 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-31 02:45:54,003 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:45:54,005 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_int_19|, |v_#memory_real_18|], 1=[|v_#memory_int_17|]} [2019-08-31 02:45:54,015 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 68 [2019-08-31 02:45:54,016 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-31 02:45:54,026 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 65 [2019-08-31 02:45:54,027 INFO L496 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-08-31 02:45:54,106 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:45:54,117 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 68 treesize of output 64 [2019-08-31 02:45:54,118 INFO L496 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2019-08-31 02:45:54,132 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 65 treesize of output 61 [2019-08-31 02:45:54,133 INFO L496 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2019-08-31 02:45:54,199 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:45:54,212 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 [2019-08-31 02:45:54,214 INFO L496 ElimStorePlain]: Start of recursive call 10: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 02:45:54,221 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 [2019-08-31 02:45:54,224 INFO L496 ElimStorePlain]: Start of recursive call 11: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 02:45:54,275 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:45:54,279 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. [2019-08-31 02:45:54,279 INFO L221 ElimStorePlain]: Needed 11 recursive calls to eliminate 7 variables, input treesize:178, output treesize:66 [2019-08-31 02:45:54,539 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_15|], 1=[|v_#valid_23|]} [2019-08-31 02:45:54,546 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 [2019-08-31 02:45:54,547 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 02:45:54,575 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:45:54,582 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 [2019-08-31 02:45:54,583 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-31 02:45:54,607 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:45:54,608 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_int_20|, |v_#memory_real_19|], 1=[|v_#memory_real_13|]} [2019-08-31 02:45:54,615 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 [2019-08-31 02:45:54,615 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-31 02:45:54,638 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:45:54,644 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 [2019-08-31 02:45:54,644 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-31 02:45:54,661 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:45:54,667 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 [2019-08-31 02:45:54,667 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-31 02:45:54,678 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:45:54,680 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. [2019-08-31 02:45:54,680 INFO L221 ElimStorePlain]: Needed 6 recursive calls to eliminate 7 variables, input treesize:73, output treesize:18 [2019-08-31 02:45:54,736 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 02:45:54,741 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_16|], 1=[|v_#valid_24|]} [2019-08-31 02:45:54,751 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 [2019-08-31 02:45:54,752 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 02:45:54,762 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 [2019-08-31 02:45:54,763 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-31 02:45:54,860 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:45:54,870 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 [2019-08-31 02:45:54,871 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-31 02:45:54,880 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 [2019-08-31 02:45:54,881 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-31 02:45:54,965 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:45:54,967 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_real_20|, |v_#memory_int_21|], 1=[|v_#memory_int_4|]} [2019-08-31 02:45:54,977 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 [2019-08-31 02:45:54,977 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-31 02:45:54,988 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 [2019-08-31 02:45:54,988 INFO L496 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-08-31 02:45:55,059 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:45:55,065 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 [2019-08-31 02:45:55,066 INFO L496 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2019-08-31 02:45:55,072 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 [2019-08-31 02:45:55,072 INFO L496 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2019-08-31 02:45:55,129 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:45:55,139 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 [2019-08-31 02:45:55,140 INFO L496 ElimStorePlain]: Start of recursive call 10: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 02:45:55,150 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 [2019-08-31 02:45:55,151 INFO L496 ElimStorePlain]: Start of recursive call 11: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 02:45:55,202 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:45:55,204 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. [2019-08-31 02:45:55,204 INFO L221 ElimStorePlain]: Needed 11 recursive calls to eliminate 7 variables, input treesize:178, output treesize:66 [2019-08-31 02:45:55,230 INFO L183 IcfgInterpreter]: Interpretation finished [2019-08-31 02:45:55,230 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-31 02:45:55,232 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 184#(exists ((|v_isinf_float_~#gf_u~1.base_3| Int) (v_prenex_31 Int)) (or (and (= 4 (select |#length| v_prenex_31)) (= 0 |#NULL.base|) (<= |#NULL.base| 0) (<= ~huge_ceil~0 1000000000000000000000000000000.0) (<= 0 |#NULL.base|) (< v_prenex_31 |#StackHeapBarrier|) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (= 0 (select |old(#valid)| 0)) (= 0 (select |#valid| v_prenex_31)) (<= 1000000000000000000000000000000.0 ~huge_ceil~0) (= ~huge_ceil~0 1000000000000000000000000000000.0) (not (= 0 v_prenex_31)) (= |#NULL.offset| 0)) (and (= 0 |#NULL.base|) (<= |#NULL.base| 0) (<= ~huge_ceil~0 1000000000000000000000000000000.0) (<= 0 |#NULL.base|) (not (= 0 |v_isinf_float_~#gf_u~1.base_3|)) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (= 0 (select |old(#valid)| 0)) (<= 1000000000000000000000000000000.0 ~huge_ceil~0) (= 0 (select |#valid| |v_isinf_float_~#gf_u~1.base_3|)) (= ~huge_ceil~0 1000000000000000000000000000000.0) (= |#NULL.offset| 0) (< |v_isinf_float_~#gf_u~1.base_3| |#StackHeapBarrier|) (= 4 (select |#length| |v_isinf_float_~#gf_u~1.base_3|))))) [2019-08-31 02:45:55,252 INFO L103 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-08-31 02:45:55,253 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-08-31 02:45:55,259 INFO L168 Benchmark]: Toolchain (without parser) took 3223.88 ms. Allocated memory was 135.8 MB in the beginning and 255.3 MB in the end (delta: 119.5 MB). Free memory was 91.3 MB in the beginning and 174.0 MB in the end (delta: -82.6 MB). Peak memory consumption was 36.9 MB. Max. memory is 7.1 GB. [2019-08-31 02:45:55,262 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 135.8 MB. Free memory was 110.2 MB in the beginning and 110.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-31 02:45:55,263 INFO L168 Benchmark]: CACSL2BoogieTranslator took 367.39 ms. Allocated memory was 135.8 MB in the beginning and 198.2 MB in the end (delta: 62.4 MB). Free memory was 91.1 MB in the beginning and 173.9 MB in the end (delta: -82.8 MB). Peak memory consumption was 24.7 MB. Max. memory is 7.1 GB. [2019-08-31 02:45:55,265 INFO L168 Benchmark]: Boogie Preprocessor took 39.47 ms. Allocated memory is still 198.2 MB. Free memory was 173.9 MB in the beginning and 172.1 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. [2019-08-31 02:45:55,266 INFO L168 Benchmark]: RCFGBuilder took 428.71 ms. Allocated memory is still 198.2 MB. Free memory was 172.1 MB in the beginning and 152.5 MB in the end (delta: 19.6 MB). Peak memory consumption was 19.6 MB. Max. memory is 7.1 GB. [2019-08-31 02:45:55,267 INFO L168 Benchmark]: Sifa took 2384.57 ms. Allocated memory was 198.2 MB in the beginning and 255.3 MB in the end (delta: 57.1 MB). Free memory was 152.5 MB in the beginning and 174.0 MB in the end (delta: -21.5 MB). Peak memory consumption was 35.6 MB. Max. memory is 7.1 GB. [2019-08-31 02:45:55,272 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 135.8 MB. Free memory was 110.2 MB in the beginning and 110.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 367.39 ms. Allocated memory was 135.8 MB in the beginning and 198.2 MB in the end (delta: 62.4 MB). Free memory was 91.1 MB in the beginning and 173.9 MB in the end (delta: -82.8 MB). Peak memory consumption was 24.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 39.47 ms. Allocated memory is still 198.2 MB. Free memory was 173.9 MB in the beginning and 172.1 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 428.71 ms. Allocated memory is still 198.2 MB. Free memory was 172.1 MB in the beginning and 152.5 MB in the end (delta: 19.6 MB). Peak memory consumption was 19.6 MB. Max. memory is 7.1 GB. * Sifa took 2384.57 ms. Allocated memory was 198.2 MB in the beginning and 255.3 MB in the end (delta: 57.1 MB). Free memory was 152.5 MB in the beginning and 174.0 MB in the end (delta: -21.5 MB). Peak memory consumption was 35.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions 2.3s OVERALL_TIME, 2 ICFG_INTERPRETER_ENTERED_PROCEDURES, 71 DAG_INTERPRETER_EARLY_EXIT_QUERIES, 1 DAG_INTERPRETER_EARLY_EXITS, 62 TOOLS_POST_APPLICATIONS, 2.1s TOOLS_POST_TIME, 4 TOOLS_POST_CALL_APPLICATIONS, 0.0s TOOLS_POST_CALL_TIME, 3 TOOLS_POST_RETURN_APPLICATIONS, 0.0s TOOLS_POST_RETURN_TIME, 2.1s TOOLS_QUANTIFIERELIM_TIME, 0.0s FLUID_QUERY_TIME, 74 FLUID_QUERIES, 0 FLUID_YES_ANSWERS, 26 DOMAIN_JOIN_APPLICATIONS, 0.0s DOMAIN_JOIN_TIME, 0 DOMAIN_ALPHA_APPLICATIONS, 0.0s DOMAIN_ALPHA_TIME, 0 DOMAIN_WIDEN_APPLICATIONS, 0.0s DOMAIN_WIDEN_TIME, 3 DOMAIN_ISSUBSETEQ_APPLICATIONS, 0.0s DOMAIN_ISSUBSETEQ_TIME, 17 DOMAIN_ISBOTTOM_APPLICATIONS, 0.1s DOMAIN_ISBOTTOM_TIME, 3 LOOP_SUMMARIZER_APPLICATIONS, 3 LOOP_SUMMARIZER_CACHE_MISSES, 0.7s LOOP_SUMMARIZER_OVERALL_TIME, 0.7s LOOP_SUMMARIZER_NEW_COMPUTATION_TIME, 3 LOOP_SUMMARIZER_FIXPOINT_ITERATIONS, 3 CALL_SUMMARIZER_APPLICATIONS, 3 CALL_SUMMARIZER_CACHE_MISSES, 2.2s CALL_SUMMARIZER_OVERALL_TIME, 2.2s CALL_SUMMARIZER_NEW_COMPUTATION_TIME, 0.0s PROCEDURE_GRAPH_BUILDER_TIME, 0.0s PATH_EXPR_TIME, 0.0s REGEX_TO_DAG_TIME, 0.0s DAG_COMPRESSION_TIME, 291 DAG_COMPRESSION_PROCESSED_NODES, 92 DAG_COMPRESSION_RETAINED_NODES - UnprovableResult [Line: 81]: 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 184#(exists ((|v_isinf_float_~#gf_u~1.base_3| Int) (v_prenex_31 Int)) (or (and (= 4 (select |#length| v_prenex_31)) (= 0 |#NULL.base|) (<= |#NULL.base| 0) (<= ~huge_ceil~0 1000000000000000000000000000000.0) (<= 0 |#NULL.base|) (< v_prenex_31 |#StackHeapBarrier|) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (= 0 (select |old(#valid)| 0)) (= 0 (select |#valid| v_prenex_31)) (<= 1000000000000000000000000000000.0 ~huge_ceil~0) (= ~huge_ceil~0 1000000000000000000000000000000.0) (not (= 0 v_prenex_31)) (= |#NULL.offset| 0)) (and (= 0 |#NULL.base|) (<= |#NULL.base| 0) (<= ~huge_ceil~0 1000000000000000000000000000000.0) (<= 0 |#NULL.base|) (not (= 0 |v_isinf_float_~#gf_u~1.base_3|)) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (= 0 (select |old(#valid)| 0)) (<= 1000000000000000000000000000000.0 ~huge_ceil~0) (= 0 (select |#valid| |v_isinf_float_~#gf_u~1.base_3|)) (= ~huge_ceil~0 1000000000000000000000000000000.0) (= |#NULL.offset| 0) (< |v_isinf_float_~#gf_u~1.base_3| |#StackHeapBarrier|) (= 4 (select |#length| |v_isinf_float_~#gf_u~1.base_3|))))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...