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-benchs/sqrt_poly2.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-a32b1f7 [2019-08-18 06:18:35,766 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-18 06:18:35,768 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-18 06:18:35,784 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-18 06:18:35,784 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-18 06:18:35,786 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-18 06:18:35,789 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-18 06:18:35,798 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-18 06:18:35,802 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-18 06:18:35,805 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-18 06:18:35,807 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-18 06:18:35,809 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-18 06:18:35,809 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-18 06:18:35,811 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-18 06:18:35,814 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-18 06:18:35,816 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-18 06:18:35,817 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-18 06:18:35,819 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-18 06:18:35,821 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-18 06:18:35,826 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-18 06:18:35,830 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-18 06:18:35,832 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-18 06:18:35,835 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-18 06:18:35,836 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-18 06:18:35,838 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-18 06:18:35,843 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-18 06:18:35,845 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-18 06:18:35,845 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-18 06:18:35,846 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-18 06:18:35,848 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-18 06:18:35,848 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-18 06:18:35,849 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-18 06:18:35,849 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-18 06:18:35,849 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-18 06:18:35,850 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-18 06:18:35,851 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-18 06:18:35,852 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 06:18:35,881 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-18 06:18:35,882 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-18 06:18:35,884 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-18 06:18:35,884 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-18 06:18:35,886 INFO L138 SettingsManager]: * Use SBE=true [2019-08-18 06:18:35,886 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-18 06:18:35,886 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-18 06:18:35,886 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-18 06:18:35,887 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-18 06:18:35,887 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-18 06:18:35,887 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-18 06:18:35,887 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-18 06:18:35,887 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-18 06:18:35,888 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-18 06:18:35,888 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-18 06:18:35,888 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-18 06:18:35,889 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-18 06:18:35,890 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-18 06:18:35,890 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-18 06:18:35,890 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-18 06:18:35,890 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-18 06:18:35,890 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-18 06:18:35,891 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-18 06:18:35,891 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-18 06:18:35,891 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-18 06:18:35,891 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-18 06:18:35,891 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-18 06:18:35,892 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-18 06:18:35,892 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-18 06:18:35,924 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-18 06:18:35,937 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-18 06:18:35,944 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-18 06:18:35,945 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-18 06:18:35,946 INFO L275 PluginConnector]: CDTParser initialized [2019-08-18 06:18:35,946 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-benchs/sqrt_poly2.c [2019-08-18 06:18:36,021 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f097ed79/a936ff02091d42c28d67777e3cef5ec0/FLAG9a6b4e03a [2019-08-18 06:18:36,491 INFO L306 CDTParser]: Found 1 translation units. [2019-08-18 06:18:36,492 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-benchs/sqrt_poly2.c [2019-08-18 06:18:36,499 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f097ed79/a936ff02091d42c28d67777e3cef5ec0/FLAG9a6b4e03a [2019-08-18 06:18:36,874 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f097ed79/a936ff02091d42c28d67777e3cef5ec0 [2019-08-18 06:18:36,885 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-18 06:18:36,886 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-18 06:18:36,887 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-18 06:18:36,887 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-18 06:18:36,891 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-18 06:18:36,892 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 06:18:36" (1/1) ... [2019-08-18 06:18:36,895 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4fbd756f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:18:36, skipping insertion in model container [2019-08-18 06:18:36,895 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 06:18:36" (1/1) ... [2019-08-18 06:18:36,903 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-18 06:18:36,924 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-18 06:18:37,130 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-18 06:18:37,136 INFO L188 MainTranslator]: Completed pre-run [2019-08-18 06:18:37,162 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-18 06:18:37,278 INFO L192 MainTranslator]: Completed translation [2019-08-18 06:18:37,279 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:18:37 WrapperNode [2019-08-18 06:18:37,280 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-18 06:18:37,280 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-18 06:18:37,280 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-18 06:18:37,281 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-18 06:18:37,292 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:18:37" (1/1) ... [2019-08-18 06:18:37,292 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:18:37" (1/1) ... [2019-08-18 06:18:37,302 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:18:37" (1/1) ... [2019-08-18 06:18:37,302 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:18:37" (1/1) ... [2019-08-18 06:18:37,314 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:18:37" (1/1) ... [2019-08-18 06:18:37,316 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:18:37" (1/1) ... [2019-08-18 06:18:37,318 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:18:37" (1/1) ... [2019-08-18 06:18:37,321 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-18 06:18:37,321 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-18 06:18:37,321 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-18 06:18:37,322 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-18 06:18:37,322 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:18:37" (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 06:18:37,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-18 06:18:37,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-18 06:18:37,370 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-08-18 06:18:37,370 INFO L138 BoogieDeclarations]: Found implementation of procedure sqrt_custom [2019-08-18 06:18:37,370 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-18 06:18:37,370 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-18 06:18:37,370 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_double [2019-08-18 06:18:37,371 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-18 06:18:37,371 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-08-18 06:18:37,371 INFO L130 BoogieDeclarations]: Found specification of procedure sqrt_custom [2019-08-18 06:18:37,371 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-18 06:18:37,371 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-08-18 06:18:37,371 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-18 06:18:37,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-18 06:18:37,372 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-08-18 06:18:37,372 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-18 06:18:37,373 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-18 06:18:37,374 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-18 06:18:37,374 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-18 06:18:37,640 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-18 06:18:37,641 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-18 06:18:37,642 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 06:18:37 BoogieIcfgContainer [2019-08-18 06:18:37,642 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-18 06:18:37,643 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-18 06:18:37,643 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-18 06:18:37,643 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-18 06:18:37,645 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 06:18:37" (1/1) ... [2019-08-18 06:18:37,659 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-18 06:18:37,661 INFO L155 IcfgInterpreter]: Building call graph [2019-08-18 06:18:37,681 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-18 06:18:37,692 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-18 06:18:37,695 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-18 06:18:37,819 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 06:18:37,820 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 06:18:37,874 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:18:37,876 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-18 06:18:37,877 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:25, output treesize:24 [2019-08-18 06:18:37,892 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 32 [2019-08-18 06:18:37,913 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_7|, |v_sqrt_custom_#t~union4_3|], 1=[|v_#valid_14|]} [2019-08-18 06:18:37,928 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 06:18:37,928 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 06:18:38,009 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:18:38,024 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 16 [2019-08-18 06:18:38,026 INFO L496 ElimStorePlain]: Start of recursive call 3: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2019-08-18 06:18:38,104 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:18:38,118 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 06:18:38,119 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-18 06:18:38,194 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:18:38,200 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_int_17|, |v_#memory_real_19|], 2=[|v_#memory_real_12|, |v_#memory_real_11|, |v_#memory_int_11|], 4=[|v_#memory_int_12|]} [2019-08-18 06:18:38,220 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 06:18:38,221 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-18 06:18:38,282 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:18:38,299 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 06:18:38,300 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-18 06:18:38,349 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:18:38,361 INFO L496 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 06:18:38,406 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:18:38,419 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 06:18:38,422 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 7 [2019-08-18 06:18:38,422 INFO L496 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2019-08-18 06:18:38,458 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:18:38,471 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 06:18:38,472 INFO L496 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2019-08-18 06:18:38,504 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:18:38,515 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 06:18:38,521 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 17 [2019-08-18 06:18:38,521 INFO L496 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2019-08-18 06:18:38,559 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:18:38,561 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 3 dim-1 vars, 6 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 06:18:38,561 INFO L221 ElimStorePlain]: Needed 10 recursive calls to eliminate 10 variables, input treesize:135, output treesize:29 [2019-08-18 06:18:38,577 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:18:38,625 INFO L392 ElimStorePlain]: Different costs {0=[|v_sqrt_custom_#t~union7_3|], 1=[|v_#valid_15|]} [2019-08-18 06:18:38,642 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-18 06:18:38,642 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 06:18:38,662 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 115 treesize of output 111 [2019-08-18 06:18:38,665 INFO L496 ElimStorePlain]: Start of recursive call 3: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2019-08-18 06:18:38,686 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 107 treesize of output 103 [2019-08-18 06:18:38,688 INFO L496 ElimStorePlain]: Start of recursive call 4: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2019-08-18 06:18:38,707 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 104 [2019-08-18 06:18:38,709 INFO L496 ElimStorePlain]: Start of recursive call 5: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2019-08-18 06:18:38,724 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 112 treesize of output 108 [2019-08-18 06:18:38,726 INFO L496 ElimStorePlain]: Start of recursive call 6: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2019-08-18 06:18:39,389 WARN L188 SmtUtils]: Spent 661.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 95 [2019-08-18 06:18:39,389 INFO L567 ElimStorePlain]: treesize reduction 16, result has 96.3 percent of original size [2019-08-18 06:18:39,409 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 104 treesize of output 101 [2019-08-18 06:18:39,410 INFO L496 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-08-18 06:18:39,429 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 103 treesize of output 100 [2019-08-18 06:18:39,430 INFO L496 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2019-08-18 06:18:39,451 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 100 treesize of output 97 [2019-08-18 06:18:39,452 INFO L496 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2019-08-18 06:18:39,471 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 103 treesize of output 100 [2019-08-18 06:18:39,472 INFO L496 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2019-08-18 06:18:39,760 WARN L188 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-08-18 06:18:39,761 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:18:39,763 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_real_20|, |v_#memory_int_18|, |v_#memory_real_17|], 1=[|v_#memory_real_18|]} [2019-08-18 06:18:39,776 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 97 treesize of output 82 [2019-08-18 06:18:39,777 INFO L496 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2019-08-18 06:18:39,789 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 98 treesize of output 83 [2019-08-18 06:18:39,790 INFO L496 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2019-08-18 06:18:39,803 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 97 treesize of output 82 [2019-08-18 06:18:39,804 INFO L496 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2019-08-18 06:18:39,816 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 94 treesize of output 79 [2019-08-18 06:18:39,817 INFO L496 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2019-08-18 06:18:40,083 WARN L188 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-08-18 06:18:40,084 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:18:40,098 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 79 [2019-08-18 06:18:40,099 INFO L496 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2019-08-18 06:18:40,114 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 82 [2019-08-18 06:18:40,115 INFO L496 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2019-08-18 06:18:40,132 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 83 [2019-08-18 06:18:40,133 INFO L496 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2019-08-18 06:18:40,146 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 82 [2019-08-18 06:18:40,146 INFO L496 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2019-08-18 06:18:40,348 WARN L188 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-08-18 06:18:40,348 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:18:40,355 INFO L496 ElimStorePlain]: Start of recursive call 19: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 06:18:40,371 INFO L496 ElimStorePlain]: Start of recursive call 20: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 06:18:40,378 INFO L496 ElimStorePlain]: Start of recursive call 21: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 06:18:40,385 INFO L496 ElimStorePlain]: Start of recursive call 22: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 06:18:40,599 WARN L188 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-08-18 06:18:40,600 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:18:40,636 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 59 [2019-08-18 06:18:40,636 INFO L496 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2019-08-18 06:18:40,656 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 59 [2019-08-18 06:18:40,656 INFO L496 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2019-08-18 06:18:40,680 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 56 [2019-08-18 06:18:40,680 INFO L496 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2019-08-18 06:18:40,691 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 60 [2019-08-18 06:18:40,691 INFO L496 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2019-08-18 06:18:40,817 WARN L188 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-08-18 06:18:40,818 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:18:40,824 INFO L496 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-1 vars, 4 dim-2 vars, End of recursive call: 8 dim-0 vars, and 4 xjuncts. [2019-08-18 06:18:40,824 INFO L221 ElimStorePlain]: Needed 26 recursive calls to eliminate 10 variables, input treesize:563, output treesize:151 [2019-08-18 06:18:40,873 INFO L185 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 99 [2019-08-18 06:18:40,880 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-18 06:18:40,880 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-18 06:18:40,883 INFO L179 IcfgInterpreter]: Location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 26#(and (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond) (exists ((v_prenex_6 Int) (v_prenex_7 Int) (v_prenex_4 Int) (v_prenex_11 Int) (v_prenex_10 Int) (|v_sqrt_custom_~#x~0.base_4| Int) (v_prenex_8 Int) (v_prenex_9 Int)) (or (and (< v_prenex_6 |#StackHeapBarrier|) (= |__VERIFIER_assert_#in~cond| 1) (= 8 (select |#length| v_prenex_6)) (= 0 |#NULL.base|) (= 0 (select |#valid| v_prenex_6)) (not (= 0 v_prenex_6)) (= ~C4~0 (/ 2467767.0 5000000.0)) (= (/ 229761391.0 1000000000.0) ~C1~0) (= ~C2~0 (/ 51869421.0 40000000.0)) (= ~C0~0 (/ 707106769.0 500000000.0)) (= |#NULL.offset| 0)) (and (< v_prenex_8 |#StackHeapBarrier|) (not (= 0 v_prenex_8)) (= |__VERIFIER_assert_#in~cond| 0) (= 8 (select |#length| v_prenex_8)) (= 0 |#NULL.base|) (= 0 (select |#valid| v_prenex_8)) (= ~C4~0 (/ 2467767.0 5000000.0)) (= (/ 229761391.0 1000000000.0) ~C1~0) (= ~C2~0 (/ 51869421.0 40000000.0)) (= ~C0~0 (/ 707106769.0 500000000.0)) (= |#NULL.offset| 0)) (and (= |__VERIFIER_assert_#in~cond| 0) (= 0 |#NULL.base|) (not (= 0 v_prenex_7)) (= 0 (select |#valid| v_prenex_7)) (< v_prenex_7 |#StackHeapBarrier|) (= ~C4~0 (/ 2467767.0 5000000.0)) (= (/ 229761391.0 1000000000.0) ~C1~0) (= ~C2~0 (/ 51869421.0 40000000.0)) (= 8 (select |#length| v_prenex_7)) (= ~C0~0 (/ 707106769.0 500000000.0)) (= |#NULL.offset| 0)) (and (= |__VERIFIER_assert_#in~cond| 1) (= 0 |#NULL.base|) (< v_prenex_11 |#StackHeapBarrier|) (= 8 (select |#length| v_prenex_11)) (not (= 0 v_prenex_11)) (= 0 (select |#valid| v_prenex_11)) (= ~C4~0 (/ 2467767.0 5000000.0)) (= (/ 229761391.0 1000000000.0) ~C1~0) (= ~C2~0 (/ 51869421.0 40000000.0)) (= ~C0~0 (/ 707106769.0 500000000.0)) (= |#NULL.offset| 0)) (and (= |__VERIFIER_assert_#in~cond| 0) (< v_prenex_4 |#StackHeapBarrier|) (= 0 |#NULL.base|) (not (= 0 v_prenex_4)) (= 8 (select |#length| v_prenex_4)) (= ~C4~0 (/ 2467767.0 5000000.0)) (= (/ 229761391.0 1000000000.0) ~C1~0) (= ~C2~0 (/ 51869421.0 40000000.0)) (= 0 (select |#valid| v_prenex_4)) (= ~C0~0 (/ 707106769.0 500000000.0)) (= |#NULL.offset| 0)) (and (= |__VERIFIER_assert_#in~cond| 1) (< v_prenex_9 |#StackHeapBarrier|) (= 0 |#NULL.base|) (= 0 (select |#valid| v_prenex_9)) (not (= 0 v_prenex_9)) (= ~C4~0 (/ 2467767.0 5000000.0)) (= (/ 229761391.0 1000000000.0) ~C1~0) (= ~C2~0 (/ 51869421.0 40000000.0)) (= ~C0~0 (/ 707106769.0 500000000.0)) (= |#NULL.offset| 0) (= 8 (select |#length| v_prenex_9))) (and (= |__VERIFIER_assert_#in~cond| 1) (< |v_sqrt_custom_~#x~0.base_4| |#StackHeapBarrier|) (= 0 |#NULL.base|) (= 8 (select |#length| |v_sqrt_custom_~#x~0.base_4|)) (= ~C4~0 (/ 2467767.0 5000000.0)) (= (/ 229761391.0 1000000000.0) ~C1~0) (not (= 0 |v_sqrt_custom_~#x~0.base_4|)) (= ~C2~0 (/ 51869421.0 40000000.0)) (= ~C0~0 (/ 707106769.0 500000000.0)) (= |#NULL.offset| 0) (= 0 (select |#valid| |v_sqrt_custom_~#x~0.base_4|))) (and (= |__VERIFIER_assert_#in~cond| 0) (= 0 |#NULL.base|) (= ~C4~0 (/ 2467767.0 5000000.0)) (= (/ 229761391.0 1000000000.0) ~C1~0) (= 0 (select |#valid| v_prenex_10)) (= 8 (select |#length| v_prenex_10)) (= ~C2~0 (/ 51869421.0 40000000.0)) (not (= 0 v_prenex_10)) (< v_prenex_10 |#StackHeapBarrier|) (= ~C0~0 (/ 707106769.0 500000000.0)) (= |#NULL.offset| 0))))) [2019-08-18 06:18:40,900 INFO L92 terpretationObserver]: ✘ Some locations of interest might be reachable, see reported results. [2019-08-18 06:18:40,901 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-18 06:18:40,903 INFO L168 Benchmark]: Toolchain (without parser) took 4016.42 ms. Allocated memory was 138.4 MB in the beginning and 268.4 MB in the end (delta: 130.0 MB). Free memory was 85.7 MB in the beginning and 174.1 MB in the end (delta: -88.4 MB). Peak memory consumption was 98.2 MB. Max. memory is 7.1 GB. [2019-08-18 06:18:40,904 INFO L168 Benchmark]: CDTParser took 0.45 ms. Allocated memory is still 138.4 MB. Free memory was 104.4 MB in the beginning and 104.2 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-08-18 06:18:40,905 INFO L168 Benchmark]: CACSL2BoogieTranslator took 392.90 ms. Allocated memory was 138.4 MB in the beginning and 198.7 MB in the end (delta: 60.3 MB). Free memory was 85.2 MB in the beginning and 176.4 MB in the end (delta: -91.2 MB). Peak memory consumption was 21.3 MB. Max. memory is 7.1 GB. [2019-08-18 06:18:40,905 INFO L168 Benchmark]: Boogie Preprocessor took 40.59 ms. Allocated memory is still 198.7 MB. Free memory was 176.4 MB in the beginning and 174.0 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. [2019-08-18 06:18:40,906 INFO L168 Benchmark]: RCFGBuilder took 321.31 ms. Allocated memory is still 198.7 MB. Free memory was 174.0 MB in the beginning and 158.2 MB in the end (delta: 15.8 MB). Peak memory consumption was 15.8 MB. Max. memory is 7.1 GB. [2019-08-18 06:18:40,907 INFO L168 Benchmark]: Symbolic Interpretation took 3258.05 ms. Allocated memory was 198.7 MB in the beginning and 268.4 MB in the end (delta: 69.7 MB). Free memory was 157.6 MB in the beginning and 174.1 MB in the end (delta: -16.5 MB). Peak memory consumption was 109.9 MB. Max. memory is 7.1 GB. [2019-08-18 06:18:40,911 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 9]: 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 26#(and (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond) (exists ((v_prenex_6 Int) (v_prenex_7 Int) (v_prenex_4 Int) (v_prenex_11 Int) (v_prenex_10 Int) (|v_sqrt_custom_~#x~0.base_4| Int) (v_prenex_8 Int) (v_prenex_9 Int)) (or (and (< v_prenex_6 |#StackHeapBarrier|) (= |__VERIFIER_assert_#in~cond| 1) (= 8 (select |#length| v_prenex_6)) (= 0 |#NULL.base|) (= 0 (select |#valid| v_prenex_6)) (not (= 0 v_prenex_6)) (= ~C4~0 (/ 2467767.0 5000000.0)) (= (/ 229761391.0 1000000000.0) ~C1~0) (= ~C2~0 (/ 51869421.0 40000000.0)) (= ~C0~0 (/ 707106769.0 500000000.0)) (= |#NULL.offset| 0)) (and (< v_prenex_8 |#StackHeapBarrier|) (not (= 0 v_prenex_8)) (= |__VERIFIER_assert_#in~cond| 0) (= 8 (select |#length| v_prenex_8)) (= 0 |#NULL.base|) (= 0 (select |#valid| v_prenex_8)) (= ~C4~0 (/ 2467767.0 5000000.0)) (= (/ 229761391.0 1000000000.0) ~C1~0) (= ~C2~0 (/ 51869421.0 40000000.0)) (= ~C0~0 (/ 707106769.0 500000000.0)) (= |#NULL.offset| 0)) (and (= |__VERIFIER_assert_#in~cond| 0) (= 0 |#NULL.base|) (not (= 0 v_prenex_7)) (= 0 (select |#valid| v_prenex_7)) (< v_prenex_7 |#StackHeapBarrier|) (= ~C4~0 (/ 2467767.0 5000000.0)) (= (/ 229761391.0 1000000000.0) ~C1~0) (= ~C2~0 (/ 51869421.0 40000000.0)) (= 8 (select |#length| v_prenex_7)) (= ~C0~0 (/ 707106769.0 500000000.0)) (= |#NULL.offset| 0)) (and (= |__VERIFIER_assert_#in~cond| 1) (= 0 |#NULL.base|) (< v_prenex_11 |#StackHeapBarrier|) (= 8 (select |#length| v_prenex_11)) (not (= 0 v_prenex_11)) (= 0 (select |#valid| v_prenex_11)) (= ~C4~0 (/ 2467767.0 5000000.0)) (= (/ 229761391.0 1000000000.0) ~C1~0) (= ~C2~0 (/ 51869421.0 40000000.0)) (= ~C0~0 (/ 707106769.0 500000000.0)) (= |#NULL.offset| 0)) (and (= |__VERIFIER_assert_#in~cond| 0) (< v_prenex_4 |#StackHeapBarrier|) (= 0 |#NULL.base|) (not (= 0 v_prenex_4)) (= 8 (select |#length| v_prenex_4)) (= ~C4~0 (/ 2467767.0 5000000.0)) (= (/ 229761391.0 1000000000.0) ~C1~0) (= ~C2~0 (/ 51869421.0 40000000.0)) (= 0 (select |#valid| v_prenex_4)) (= ~C0~0 (/ 707106769.0 500000000.0)) (= |#NULL.offset| 0)) (and (= |__VERIFIER_assert_#in~cond| 1) (< v_prenex_9 |#StackHeapBarrier|) (= 0 |#NULL.base|) (= 0 (select |#valid| v_prenex_9)) (not (= 0 v_prenex_9)) (= ~C4~0 (/ 2467767.0 5000000.0)) (= (/ 229761391.0 1000000000.0) ~C1~0) (= ~C2~0 (/ 51869421.0 40000000.0)) (= ~C0~0 (/ 707106769.0 500000000.0)) (= |#NULL.offset| 0) (= 8 (select |#length| v_prenex_9))) (and (= |__VERIFIER_assert_#in~cond| 1) (< |v_sqrt_custom_~#x~0.base_4| |#StackHeapBarrier|) (= 0 |#NULL.base|) (= 8 (select |#length| |v_sqrt_custom_~#x~0.base_4|)) (= ~C4~0 (/ 2467767.0 5000000.0)) (= (/ 229761391.0 1000000000.0) ~C1~0) (not (= 0 |v_sqrt_custom_~#x~0.base_4|)) (= ~C2~0 (/ 51869421.0 40000000.0)) (= ~C0~0 (/ 707106769.0 500000000.0)) (= |#NULL.offset| 0) (= 0 (select |#valid| |v_sqrt_custom_~#x~0.base_4|))) (and (= |__VERIFIER_assert_#in~cond| 0) (= 0 |#NULL.base|) (= ~C4~0 (/ 2467767.0 5000000.0)) (= (/ 229761391.0 1000000000.0) ~C1~0) (= 0 (select |#valid| v_prenex_10)) (= 8 (select |#length| v_prenex_10)) (= ~C2~0 (/ 51869421.0 40000000.0)) (not (= 0 v_prenex_10)) (< v_prenex_10 |#StackHeapBarrier|) (= ~C0~0 (/ 707106769.0 500000000.0)) (= |#NULL.offset| 0))))). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45 ms. Allocated memory is still 138.4 MB. Free memory was 104.4 MB in the beginning and 104.2 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 392.90 ms. Allocated memory was 138.4 MB in the beginning and 198.7 MB in the end (delta: 60.3 MB). Free memory was 85.2 MB in the beginning and 176.4 MB in the end (delta: -91.2 MB). Peak memory consumption was 21.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 40.59 ms. Allocated memory is still 198.7 MB. Free memory was 176.4 MB in the beginning and 174.0 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 321.31 ms. Allocated memory is still 198.7 MB. Free memory was 174.0 MB in the beginning and 158.2 MB in the end (delta: 15.8 MB). Peak memory consumption was 15.8 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 3258.05 ms. Allocated memory was 198.7 MB in the beginning and 268.4 MB in the end (delta: 69.7 MB). Free memory was 157.6 MB in the beginning and 174.1 MB in the end (delta: -16.5 MB). Peak memory consumption was 109.9 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...