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-industry-pattern/array_of_struct_ptr_mul_init.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-a32b1f7 [2019-08-17 21:13:16,352 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-17 21:13:16,354 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-17 21:13:16,367 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-17 21:13:16,367 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-17 21:13:16,368 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-17 21:13:16,369 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-17 21:13:16,371 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-17 21:13:16,373 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-17 21:13:16,374 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-17 21:13:16,375 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-17 21:13:16,376 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-17 21:13:16,376 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-17 21:13:16,377 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-17 21:13:16,378 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-17 21:13:16,380 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-17 21:13:16,380 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-17 21:13:16,381 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-17 21:13:16,383 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-17 21:13:16,386 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-17 21:13:16,387 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-17 21:13:16,388 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-17 21:13:16,390 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-17 21:13:16,390 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-17 21:13:16,393 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-17 21:13:16,401 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-17 21:13:16,402 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-17 21:13:16,402 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-17 21:13:16,403 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 21:13:16,418 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-17 21:13:16,418 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-17 21:13:16,420 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-17 21:13:16,420 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-17 21:13:16,420 INFO L138 SettingsManager]: * Use SBE=true [2019-08-17 21:13:16,420 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-17 21:13:16,421 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-17 21:13:16,421 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-17 21:13:16,421 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-17 21:13:16,421 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-17 21:13:16,421 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-17 21:13:16,422 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-17 21:13:16,422 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-17 21:13:16,422 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-17 21:13:16,422 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-17 21:13:16,422 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-17 21:13:16,423 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-17 21:13:16,423 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-17 21:13:16,423 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-17 21:13:16,423 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-17 21:13:16,423 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-17 21:13:16,424 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-17 21:13:16,424 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-17 21:13:16,424 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-17 21:13:16,424 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-17 21:13:16,425 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-17 21:13:16,425 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-17 21:13:16,425 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-17 21:13:16,425 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-17 21:13:16,453 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-17 21:13:16,466 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-17 21:13:16,470 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-17 21:13:16,472 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-17 21:13:16,472 INFO L275 PluginConnector]: CDTParser initialized [2019-08-17 21:13:16,473 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-industry-pattern/array_of_struct_ptr_mul_init.i [2019-08-17 21:13:16,539 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/30851dbd5/c7ecde276b4549f4862bb69cc72290a7/FLAG6a1466cb3 [2019-08-17 21:13:16,973 INFO L306 CDTParser]: Found 1 translation units. [2019-08-17 21:13:16,974 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-industry-pattern/array_of_struct_ptr_mul_init.i [2019-08-17 21:13:16,980 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/30851dbd5/c7ecde276b4549f4862bb69cc72290a7/FLAG6a1466cb3 [2019-08-17 21:13:17,397 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/30851dbd5/c7ecde276b4549f4862bb69cc72290a7 [2019-08-17 21:13:17,406 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-17 21:13:17,407 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-17 21:13:17,408 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-17 21:13:17,408 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-17 21:13:17,411 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-17 21:13:17,412 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.08 09:13:17" (1/1) ... [2019-08-17 21:13:17,415 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5dc702ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:13:17, skipping insertion in model container [2019-08-17 21:13:17,415 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.08 09:13:17" (1/1) ... [2019-08-17 21:13:17,422 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-17 21:13:17,442 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-17 21:13:17,670 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-17 21:13:20,118 INFO L188 MainTranslator]: Completed pre-run [2019-08-17 21:13:20,141 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-17 21:13:20,167 INFO L192 MainTranslator]: Completed translation [2019-08-17 21:13:20,168 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:13:20 WrapperNode [2019-08-17 21:13:20,168 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-17 21:13:20,169 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-17 21:13:20,169 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-17 21:13:20,169 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-17 21:13:20,184 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:13:20" (1/1) ... [2019-08-17 21:13:20,184 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:13:20" (1/1) ... [2019-08-17 21:13:20,194 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:13:20" (1/1) ... [2019-08-17 21:13:20,194 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:13:20" (1/1) ... [2019-08-17 21:13:20,202 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:13:20" (1/1) ... [2019-08-17 21:13:20,208 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:13:20" (1/1) ... [2019-08-17 21:13:20,209 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:13:20" (1/1) ... [2019-08-17 21:13:20,211 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-17 21:13:20,212 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-17 21:13:20,212 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-17 21:13:20,212 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-17 21:13:20,213 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:13:20" (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 21:13:20,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-17 21:13:20,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-17 21:13:20,280 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-08-17 21:13:20,280 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-17 21:13:20,280 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-17 21:13:20,280 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-08-17 21:13:20,280 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_short [2019-08-17 21:13:20,280 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-08-17 21:13:20,281 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-17 21:13:20,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-17 21:13:20,281 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-17 21:13:20,281 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-17 21:13:20,281 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-17 21:13:20,282 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-17 21:13:20,282 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-17 21:13:20,758 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-17 21:13:20,758 INFO L283 CfgBuilder]: Removed 3 assume(true) statements. [2019-08-17 21:13:20,759 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.08 09:13:20 BoogieIcfgContainer [2019-08-17 21:13:20,760 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-17 21:13:20,760 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-17 21:13:20,761 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-17 21:13:20,761 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-17 21:13:20,762 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.08 09:13:20" (1/1) ... [2019-08-17 21:13:20,775 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-17 21:13:20,782 INFO L155 IcfgInterpreter]: Building call graph [2019-08-17 21:13:20,789 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-17 21:13:20,797 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-17 21:13:20,798 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-17 21:13:20,870 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_5|], 3=[|v_#valid_6|]} [2019-08-17 21:13:20,894 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 [2019-08-17 21:13:20,895 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:13:20,952 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:13:20,957 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:13:20,966 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 14 [2019-08-17 21:13:20,967 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-17 21:13:21,043 INFO L567 ElimStorePlain]: treesize reduction 4, result has 89.7 percent of original size [2019-08-17 21:13:21,052 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 7 treesize of output 6 [2019-08-17 21:13:21,052 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-17 21:13:21,091 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:13:21,092 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:13:21,093 INFO L221 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:47, output treesize:34 [2019-08-17 21:13:21,118 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 27 [2019-08-17 21:13:21,168 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:21,227 INFO L341 Elim1Store]: treesize reduction 39, result has 22.0 percent of original size [2019-08-17 21:13:21,228 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 1 case distinctions, treesize of input 23 treesize of output 24 [2019-08-17 21:13:21,229 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:13:21,240 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:13:21,241 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:13:21,241 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:27, output treesize:27 [2019-08-17 21:13:21,277 INFO L341 Elim1Store]: treesize reduction 45, result has 22.4 percent of original size [2019-08-17 21:13:21,277 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 1 case distinctions, treesize of input 31 treesize of output 32 [2019-08-17 21:13:21,278 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:13:21,303 INFO L567 ElimStorePlain]: treesize reduction 3, result has 92.1 percent of original size [2019-08-17 21:13:21,304 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:13:21,304 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:38, output treesize:35 [2019-08-17 21:13:21,322 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:21,324 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:21,330 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:21,346 INFO L392 ElimStorePlain]: Different costs {0=[v_prenex_1], 10=[|v_#memory_int_20|]} [2019-08-17 21:13:21,356 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:13:21,368 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 38 treesize of output 38 [2019-08-17 21:13:21,368 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:13:21,439 INFO L567 ElimStorePlain]: treesize reduction 81, result has 47.4 percent of original size [2019-08-17 21:13:21,446 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:13:21,455 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 37 treesize of output 37 [2019-08-17 21:13:21,455 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-17 21:13:21,482 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:13:21,483 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 2 xjuncts. [2019-08-17 21:13:21,483 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:154, output treesize:73 [2019-08-17 21:13:21,516 INFO L341 Elim1Store]: treesize reduction 45, result has 22.4 percent of original size [2019-08-17 21:13:21,517 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 1 case distinctions, treesize of input 31 treesize of output 32 [2019-08-17 21:13:21,517 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:13:21,524 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:13:21,524 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:13:21,525 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:31, output treesize:32 [2019-08-17 21:13:21,544 INFO L341 Elim1Store]: treesize reduction 45, result has 22.4 percent of original size [2019-08-17 21:13:21,545 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 1 case distinctions, treesize of input 31 treesize of output 32 [2019-08-17 21:13:21,546 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:13:21,553 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:13:21,554 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:13:21,554 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:31, output treesize:32 [2019-08-17 21:13:21,568 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:21,596 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:21,616 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:21,625 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:21,630 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:21,638 INFO L185 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 37 [2019-08-17 21:13:21,640 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-17 21:13:21,640 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-17 21:13:21,644 INFO L179 IcfgInterpreter]: Location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 159#(and (exists ((v_prenex_2 Int) (v_main_~i~0_BEFORE_CALL_1 Int)) (or (= |__VERIFIER_assert_#in~cond| 1) (and (= |__VERIFIER_assert_#in~cond| 0) (not (= (mod (select (select |#memory_int| |~#a~0.base|) (+ (* 4 v_prenex_2) |~#a~0.offset| 2)) 65536) (* (mod (select (select |#memory_int| |~#a~0.base|) (+ (* 4 v_prenex_2) |~#a~0.offset|)) 65536) (mod (select (select |#memory_int| |~#a~0.base|) (+ (* 4 v_prenex_2) |~#a~0.offset|)) 65536))))) (and (= (mod (select (select |#memory_int| |~#a~0.base|) (+ (* 4 v_main_~i~0_BEFORE_CALL_1) |~#a~0.offset| 2)) 65536) (* (mod (select (select |#memory_int| |~#a~0.base|) (+ (* 4 v_main_~i~0_BEFORE_CALL_1) |~#a~0.offset|)) 65536) (mod (select (select |#memory_int| |~#a~0.base|) (+ (* 4 v_main_~i~0_BEFORE_CALL_1) |~#a~0.offset|)) 65536))) (= |__VERIFIER_assert_#in~cond| 1)))) (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) [2019-08-17 21:13:21,666 INFO L92 terpretationObserver]: ✘ Some locations of interest might be reachable, see reported results. [2019-08-17 21:13:21,666 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-17 21:13:21,670 INFO L168 Benchmark]: Toolchain (without parser) took 4260.84 ms. Allocated memory was 136.3 MB in the beginning and 595.6 MB in the end (delta: 459.3 MB). Free memory was 84.0 MB in the beginning and 306.8 MB in the end (delta: -222.8 MB). Peak memory consumption was 236.4 MB. Max. memory is 7.1 GB. [2019-08-17 21:13:21,674 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 136.3 MB. Free memory was 102.3 MB in the beginning and 102.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-17 21:13:21,675 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2760.53 ms. Allocated memory was 136.3 MB in the beginning and 491.8 MB in the end (delta: 355.5 MB). Free memory was 83.8 MB in the beginning and 163.0 MB in the end (delta: -79.2 MB). Peak memory consumption was 318.4 MB. Max. memory is 7.1 GB. [2019-08-17 21:13:21,675 INFO L168 Benchmark]: Boogie Preprocessor took 42.66 ms. Allocated memory is still 491.8 MB. Free memory is still 163.0 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-17 21:13:21,676 INFO L168 Benchmark]: RCFGBuilder took 548.16 ms. Allocated memory was 491.8 MB in the beginning and 595.6 MB in the end (delta: 103.8 MB). Free memory was 163.0 MB in the beginning and 369.9 MB in the end (delta: -206.9 MB). Peak memory consumption was 65.0 MB. Max. memory is 7.1 GB. [2019-08-17 21:13:21,677 INFO L168 Benchmark]: Symbolic Interpretation took 906.01 ms. Allocated memory is still 595.6 MB. Free memory was 369.9 MB in the beginning and 306.8 MB in the end (delta: 63.1 MB). Peak memory consumption was 63.1 MB. Max. memory is 7.1 GB. [2019-08-17 21:13:21,680 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 2]: 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 159#(and (exists ((v_prenex_2 Int) (v_main_~i~0_BEFORE_CALL_1 Int)) (or (= |__VERIFIER_assert_#in~cond| 1) (and (= |__VERIFIER_assert_#in~cond| 0) (not (= (mod (select (select |#memory_int| |~#a~0.base|) (+ (* 4 v_prenex_2) |~#a~0.offset| 2)) 65536) (* (mod (select (select |#memory_int| |~#a~0.base|) (+ (* 4 v_prenex_2) |~#a~0.offset|)) 65536) (mod (select (select |#memory_int| |~#a~0.base|) (+ (* 4 v_prenex_2) |~#a~0.offset|)) 65536))))) (and (= (mod (select (select |#memory_int| |~#a~0.base|) (+ (* 4 v_main_~i~0_BEFORE_CALL_1) |~#a~0.offset| 2)) 65536) (* (mod (select (select |#memory_int| |~#a~0.base|) (+ (* 4 v_main_~i~0_BEFORE_CALL_1) |~#a~0.offset|)) 65536) (mod (select (select |#memory_int| |~#a~0.base|) (+ (* 4 v_main_~i~0_BEFORE_CALL_1) |~#a~0.offset|)) 65536))) (= |__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 0.22 ms. Allocated memory is still 136.3 MB. Free memory was 102.3 MB in the beginning and 102.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 2760.53 ms. Allocated memory was 136.3 MB in the beginning and 491.8 MB in the end (delta: 355.5 MB). Free memory was 83.8 MB in the beginning and 163.0 MB in the end (delta: -79.2 MB). Peak memory consumption was 318.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 42.66 ms. Allocated memory is still 491.8 MB. Free memory is still 163.0 MB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 548.16 ms. Allocated memory was 491.8 MB in the beginning and 595.6 MB in the end (delta: 103.8 MB). Free memory was 163.0 MB in the beginning and 369.9 MB in the end (delta: -206.9 MB). Peak memory consumption was 65.0 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 906.01 ms. Allocated memory is still 595.6 MB. Free memory was 369.9 MB in the beginning and 306.8 MB in the end (delta: 63.1 MB). Peak memory consumption was 63.1 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...