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/array-multidimensional/max-3-n-u.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-a32b1f7 [2019-08-17 21:14:30,908 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-17 21:14:30,910 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-17 21:14:30,927 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-17 21:14:30,928 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-17 21:14:30,930 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-17 21:14:30,932 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-17 21:14:30,945 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-17 21:14:30,947 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-17 21:14:30,948 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-17 21:14:30,949 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-17 21:14:30,951 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-17 21:14:30,952 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-17 21:14:30,956 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-17 21:14:30,958 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-17 21:14:30,959 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-17 21:14:30,961 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-17 21:14:30,964 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-17 21:14:30,967 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-17 21:14:30,972 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-17 21:14:30,977 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-17 21:14:30,979 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-17 21:14:30,982 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-17 21:14:30,983 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-17 21:14:30,986 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-17 21:14:30,986 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-17 21:14:30,986 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-17 21:14:30,989 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-17 21:14:30,990 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-17 21:14:30,991 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-17 21:14:30,991 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-17 21:14:30,994 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-17 21:14:30,995 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-17 21:14:30,995 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-17 21:14:30,998 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-17 21:14:30,998 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-17 21:14:30,999 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-17 21:14:30,999 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-17 21:14:30,999 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-17 21:14:31,000 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-17 21:14:31,001 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-17 21:14:31,002 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 [2019-08-17 21:14:31,022 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-17 21:14:31,023 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-17 21:14:31,025 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-17 21:14:31,025 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-17 21:14:31,025 INFO L138 SettingsManager]: * Use SBE=true [2019-08-17 21:14:31,026 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-17 21:14:31,026 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-17 21:14:31,026 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-17 21:14:31,026 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-17 21:14:31,027 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-17 21:14:31,028 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-17 21:14:31,028 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-17 21:14:31,028 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-17 21:14:31,029 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-17 21:14:31,029 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-17 21:14:31,029 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-17 21:14:31,029 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-17 21:14:31,029 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-17 21:14:31,030 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-17 21:14:31,030 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-17 21:14:31,030 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-17 21:14:31,030 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-17 21:14:31,030 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-17 21:14:31,031 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-17 21:14:31,031 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-17 21:14:31,031 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-17 21:14:31,031 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-17 21:14:31,032 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-17 21:14:31,032 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-17 21:14:31,078 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-17 21:14:31,090 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-17 21:14:31,093 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-17 21:14:31,095 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-17 21:14:31,095 INFO L275 PluginConnector]: CDTParser initialized [2019-08-17 21:14:31,096 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-multidimensional/max-3-n-u.c [2019-08-17 21:14:31,177 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c3ead1ae8/6eb91d29923f4db881623bb0cc6028b7/FLAGa745d9036 [2019-08-17 21:14:31,611 INFO L306 CDTParser]: Found 1 translation units. [2019-08-17 21:14:31,612 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-multidimensional/max-3-n-u.c [2019-08-17 21:14:31,623 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c3ead1ae8/6eb91d29923f4db881623bb0cc6028b7/FLAGa745d9036 [2019-08-17 21:14:31,970 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c3ead1ae8/6eb91d29923f4db881623bb0cc6028b7 [2019-08-17 21:14:31,984 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-17 21:14:31,986 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-17 21:14:31,987 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-17 21:14:31,988 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-17 21:14:31,992 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-17 21:14:31,993 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.08 09:14:31" (1/1) ... [2019-08-17 21:14:31,997 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24964ed5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:14:31, skipping insertion in model container [2019-08-17 21:14:31,998 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.08 09:14:31" (1/1) ... [2019-08-17 21:14:32,007 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-17 21:14:32,034 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-17 21:14:32,293 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-17 21:14:32,298 INFO L188 MainTranslator]: Completed pre-run [2019-08-17 21:14:32,327 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-17 21:14:32,440 INFO L192 MainTranslator]: Completed translation [2019-08-17 21:14:32,440 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:14:32 WrapperNode [2019-08-17 21:14:32,441 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-17 21:14:32,441 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-17 21:14:32,442 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-17 21:14:32,442 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-17 21:14:32,455 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:14:32" (1/1) ... [2019-08-17 21:14:32,455 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:14:32" (1/1) ... [2019-08-17 21:14:32,463 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:14:32" (1/1) ... [2019-08-17 21:14:32,463 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:14:32" (1/1) ... [2019-08-17 21:14:32,471 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:14:32" (1/1) ... [2019-08-17 21:14:32,479 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:14:32" (1/1) ... [2019-08-17 21:14:32,480 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:14:32" (1/1) ... [2019-08-17 21:14:32,483 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-17 21:14:32,484 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-17 21:14:32,484 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-17 21:14:32,484 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-17 21:14:32,485 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:14:32" (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 [2019-08-17 21:14:32,545 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-17 21:14:32,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-17 21:14:32,546 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-08-17 21:14:32,546 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-17 21:14:32,546 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-17 21:14:32,546 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-08-17 21:14:32,547 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-17 21:14:32,547 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-17 21:14:32,547 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-17 21:14:32,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-17 21:14:32,547 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-17 21:14:32,547 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-17 21:14:32,548 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-17 21:14:32,548 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-17 21:14:32,869 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-17 21:14:32,869 INFO L283 CfgBuilder]: Removed 9 assume(true) statements. [2019-08-17 21:14:32,870 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.08 09:14:32 BoogieIcfgContainer [2019-08-17 21:14:32,871 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-17 21:14:32,871 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-17 21:14:32,871 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-17 21:14:32,872 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-17 21:14:32,877 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.08 09:14:32" (1/1) ... [2019-08-17 21:14:32,893 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-17 21:14:32,895 INFO L155 IcfgInterpreter]: Building call graph [2019-08-17 21:14:32,911 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-17 21:14:32,918 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-17 21:14:32,919 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-17 21:14:33,001 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 [2019-08-17 21:14:33,002 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:14:33,024 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:14:33,025 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:14:33,025 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2019-08-17 21:14:33,036 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 17 [2019-08-17 21:14:33,124 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 31 treesize of output 27 [2019-08-17 21:14:33,125 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:14:33,155 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:14:33,158 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:14:33,158 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:45, output treesize:62 [2019-08-17 21:14:33,172 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:14:33,199 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 31 treesize of output 27 [2019-08-17 21:14:33,200 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:14:33,234 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:14:33,236 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:14:33,237 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:57, output treesize:74 [2019-08-17 21:14:33,242 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:14:33,261 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 53 treesize of output 49 [2019-08-17 21:14:33,262 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:14:33,273 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 50 treesize of output 46 [2019-08-17 21:14:33,274 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-17 21:14:33,329 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:14:33,331 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2019-08-17 21:14:33,332 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:104, output treesize:138 [2019-08-17 21:14:33,366 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 31 treesize of output 27 [2019-08-17 21:14:33,366 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:14:33,378 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:14:33,380 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:14:33,381 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:45, output treesize:62 [2019-08-17 21:14:33,424 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 27 treesize of output 23 [2019-08-17 21:14:33,425 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:14:33,452 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:14:33,456 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:14:33,457 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:51, output treesize:64 [2019-08-17 21:14:33,466 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:14:33,492 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 48 treesize of output 44 [2019-08-17 21:14:33,493 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:14:33,510 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 53 treesize of output 49 [2019-08-17 21:14:33,510 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-17 21:14:33,562 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:14:33,564 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2019-08-17 21:14:33,564 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:102, output treesize:136 [2019-08-17 21:14:33,579 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 31 treesize of output 27 [2019-08-17 21:14:33,580 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:14:33,591 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:14:33,593 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:14:33,593 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:45, output treesize:62 [2019-08-17 21:14:33,654 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:14:33,724 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:14:33,731 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:14:33,738 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:14:33,746 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:14:33,758 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:14:33,759 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:14:33,768 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:14:33,772 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:14:33,779 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:14:33,780 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:14:33,782 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:14:33,786 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:14:33,802 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:14:33,809 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:14:33,822 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:14:33,826 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:14:33,830 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:14:33,834 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:14:33,843 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:14:33,844 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:14:33,853 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:14:33,856 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:14:33,860 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:14:33,861 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:14:33,863 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:14:33,864 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:14:33,875 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:14:33,879 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:14:33,895 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:14:33,912 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:14:33,965 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:14:33,968 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:14:33,972 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:14:33,975 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:14:33,980 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:14:33,981 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:14:33,990 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:14:33,992 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:14:33,995 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:14:33,996 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:14:33,997 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:14:33,998 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:14:34,009 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:14:34,013 INFO L185 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 6 [2019-08-17 21:14:34,014 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-17 21:14:34,014 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-17 21:14:34,016 INFO L179 IcfgInterpreter]: Location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 1114#(and (or (= |__VERIFIER_assert_#in~cond| 0) (= |__VERIFIER_assert_#in~cond| 1)) (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) [2019-08-17 21:14:34,025 INFO L92 terpretationObserver]: ✘ Some locations of interest might be reachable, see reported results. [2019-08-17 21:14:34,026 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-17 21:14:34,028 INFO L168 Benchmark]: Toolchain (without parser) took 2041.47 ms. Allocated memory was 137.9 MB in the beginning and 218.6 MB in the end (delta: 80.7 MB). Free memory was 84.0 MB in the beginning and 180.9 MB in the end (delta: -97.0 MB). Peak memory consumption was 76.6 MB. Max. memory is 7.1 GB. [2019-08-17 21:14:34,029 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 137.9 MB. Free memory was 102.6 MB in the beginning and 102.4 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-08-17 21:14:34,030 INFO L168 Benchmark]: CACSL2BoogieTranslator took 453.73 ms. Allocated memory was 137.9 MB in the beginning and 198.2 MB in the end (delta: 60.3 MB). Free memory was 83.8 MB in the beginning and 175.2 MB in the end (delta: -91.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 7.1 GB. [2019-08-17 21:14:34,030 INFO L168 Benchmark]: Boogie Preprocessor took 42.00 ms. Allocated memory is still 198.2 MB. Free memory was 175.2 MB in the beginning and 173.4 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. [2019-08-17 21:14:34,031 INFO L168 Benchmark]: RCFGBuilder took 387.11 ms. Allocated memory is still 198.2 MB. Free memory was 173.4 MB in the beginning and 155.9 MB in the end (delta: 17.6 MB). Peak memory consumption was 17.6 MB. Max. memory is 7.1 GB. [2019-08-17 21:14:34,032 INFO L168 Benchmark]: Symbolic Interpretation took 1154.49 ms. Allocated memory was 198.2 MB in the beginning and 218.6 MB in the end (delta: 20.4 MB). Free memory was 155.9 MB in the beginning and 180.9 MB in the end (delta: -25.1 MB). Peak memory consumption was 88.3 MB. Max. memory is 7.1 GB. [2019-08-17 21:14:34,037 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 5]: 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 1114#(and (or (= |__VERIFIER_assert_#in~cond| 0) (= |__VERIFIER_assert_#in~cond| 1)) (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 137.9 MB. Free memory was 102.6 MB in the beginning and 102.4 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 453.73 ms. Allocated memory was 137.9 MB in the beginning and 198.2 MB in the end (delta: 60.3 MB). Free memory was 83.8 MB in the beginning and 175.2 MB in the end (delta: -91.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 42.00 ms. Allocated memory is still 198.2 MB. Free memory was 175.2 MB in the beginning and 173.4 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 387.11 ms. Allocated memory is still 198.2 MB. Free memory was 173.4 MB in the beginning and 155.9 MB in the end (delta: 17.6 MB). Peak memory consumption was 17.6 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 1154.49 ms. Allocated memory was 198.2 MB in the beginning and 218.6 MB in the end (delta: 20.4 MB). Free memory was 155.9 MB in the beginning and 180.9 MB in the end (delta: -25.1 MB). Peak memory consumption was 88.3 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...