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/ldv-regression/nested_structure_ptr-2.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-a32b1f7 [2019-08-18 06:53:08,256 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-18 06:53:08,258 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-18 06:53:08,270 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-18 06:53:08,270 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-18 06:53:08,272 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-18 06:53:08,273 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-18 06:53:08,275 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-18 06:53:08,277 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-18 06:53:08,278 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-18 06:53:08,279 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-18 06:53:08,280 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-18 06:53:08,280 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-18 06:53:08,281 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-18 06:53:08,282 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-18 06:53:08,283 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-18 06:53:08,284 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-18 06:53:08,285 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-18 06:53:08,287 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-18 06:53:08,289 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-18 06:53:08,293 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-18 06:53:08,296 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-18 06:53:08,297 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-18 06:53:08,300 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-18 06:53:08,304 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-18 06:53:08,309 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-18 06:53:08,311 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-18 06:53:08,311 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-18 06:53:08,314 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-18 06:53:08,316 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-18 06:53:08,317 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-18 06:53:08,318 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-18 06:53:08,318 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-18 06:53:08,318 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-18 06:53:08,321 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-18 06:53:08,322 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-18 06:53:08,324 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 06:53:08,350 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-18 06:53:08,350 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-18 06:53:08,353 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-18 06:53:08,353 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-18 06:53:08,353 INFO L138 SettingsManager]: * Use SBE=true [2019-08-18 06:53:08,353 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-18 06:53:08,353 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-18 06:53:08,354 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-18 06:53:08,354 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-18 06:53:08,354 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-18 06:53:08,355 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-18 06:53:08,355 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-18 06:53:08,355 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-18 06:53:08,356 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-18 06:53:08,356 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-18 06:53:08,356 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-18 06:53:08,356 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-18 06:53:08,357 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-18 06:53:08,357 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-18 06:53:08,357 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-18 06:53:08,357 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-18 06:53:08,357 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-18 06:53:08,358 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-18 06:53:08,358 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-18 06:53:08,358 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-18 06:53:08,358 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-18 06:53:08,359 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-18 06:53:08,359 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-18 06:53:08,359 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-18 06:53:08,403 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-18 06:53:08,420 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-18 06:53:08,424 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-18 06:53:08,427 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-18 06:53:08,428 INFO L275 PluginConnector]: CDTParser initialized [2019-08-18 06:53:08,428 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/nested_structure_ptr-2.i [2019-08-18 06:53:08,504 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/de929ad55/0985adedb65e4822bf27f0365bc7d1f0/FLAGb2a00bc10 [2019-08-18 06:53:08,979 INFO L306 CDTParser]: Found 1 translation units. [2019-08-18 06:53:08,981 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/nested_structure_ptr-2.i [2019-08-18 06:53:08,988 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/de929ad55/0985adedb65e4822bf27f0365bc7d1f0/FLAGb2a00bc10 [2019-08-18 06:53:09,369 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/de929ad55/0985adedb65e4822bf27f0365bc7d1f0 [2019-08-18 06:53:09,379 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-18 06:53:09,380 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-18 06:53:09,382 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-18 06:53:09,382 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-18 06:53:09,386 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-18 06:53:09,387 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 06:53:09" (1/1) ... [2019-08-18 06:53:09,390 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@398cf13c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:53:09, skipping insertion in model container [2019-08-18 06:53:09,390 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 06:53:09" (1/1) ... [2019-08-18 06:53:09,397 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-18 06:53:09,413 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-18 06:53:09,576 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-18 06:53:09,589 INFO L188 MainTranslator]: Completed pre-run [2019-08-18 06:53:09,606 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-18 06:53:09,623 INFO L192 MainTranslator]: Completed translation [2019-08-18 06:53:09,624 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:53:09 WrapperNode [2019-08-18 06:53:09,624 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-18 06:53:09,625 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-18 06:53:09,625 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-18 06:53:09,625 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-18 06:53:09,734 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:53:09" (1/1) ... [2019-08-18 06:53:09,735 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:53:09" (1/1) ... [2019-08-18 06:53:09,746 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:53:09" (1/1) ... [2019-08-18 06:53:09,748 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:53:09" (1/1) ... [2019-08-18 06:53:09,756 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:53:09" (1/1) ... [2019-08-18 06:53:09,757 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:53:09" (1/1) ... [2019-08-18 06:53:09,759 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:53:09" (1/1) ... [2019-08-18 06:53:09,762 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-18 06:53:09,763 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-18 06:53:09,763 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-18 06:53:09,763 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-18 06:53:09,764 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:53:09" (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 06:53:09,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-18 06:53:09,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-18 06:53:09,822 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-08-18 06:53:09,822 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-18 06:53:09,822 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-18 06:53:09,822 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-08-18 06:53:09,822 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-08-18 06:53:09,823 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2019-08-18 06:53:09,823 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2019-08-18 06:53:09,823 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-18 06:53:09,823 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-18 06:53:09,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-08-18 06:53:09,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-08-18 06:53:09,824 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-08-18 06:53:09,824 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-18 06:53:09,824 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-18 06:53:09,824 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-18 06:53:09,824 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-18 06:53:09,824 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-18 06:53:09,825 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-08-18 06:53:10,065 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-18 06:53:10,066 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-18 06:53:10,075 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 06:53:10 BoogieIcfgContainer [2019-08-18 06:53:10,075 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-18 06:53:10,076 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-18 06:53:10,076 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-18 06:53:10,078 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-18 06:53:10,080 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 06:53:10" (1/1) ... [2019-08-18 06:53:10,109 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-18 06:53:10,112 INFO L155 IcfgInterpreter]: Building call graph [2019-08-18 06:53:10,119 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-18 06:53:10,134 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-18 06:53:10,136 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-18 06:53:10,256 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 06:53:10,257 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 06:53:10,277 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:53:10,278 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-18 06:53:10,278 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2019-08-18 06:53:10,291 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 23 [2019-08-18 06:53:10,366 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:53:10,409 INFO L392 ElimStorePlain]: Different costs {0=[|v_old(#length)_BEFORE_CALL_1|], 21=[|v_old(#valid)_BEFORE_CALL_1|]} [2019-08-18 06:53:10,429 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-18 06:53:10,429 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 06:53:10,472 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 06:53:10,475 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 06:53:10,479 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 06:53:10,483 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 545 treesize of output 548 [2019-08-18 06:53:10,485 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-18 06:53:10,830 WARN L188 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 86 [2019-08-18 06:53:10,830 INFO L567 ElimStorePlain]: treesize reduction 35, result has 93.6 percent of original size [2019-08-18 06:53:10,840 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 06:53:10,844 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 06:53:10,848 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 06:53:10,858 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 06:53:10,860 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 06:53:10,863 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 06:53:10,867 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 51 [2019-08-18 06:53:10,869 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-18 06:53:11,126 WARN L188 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 75 [2019-08-18 06:53:11,127 INFO L567 ElimStorePlain]: treesize reduction 30, result has 93.2 percent of original size [2019-08-18 06:53:11,130 INFO L392 ElimStorePlain]: Different costs {6=[|v_old(#memory_$Pointer$.base)_BEFORE_CALL_1|, |v_old(#memory_$Pointer$.offset)_BEFORE_CALL_1|], 12=[|v_old(#memory_int)_BEFORE_CALL_1|]} [2019-08-18 06:53:11,140 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 06:53:11,213 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:53:11,214 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 371 treesize of output 286 [2019-08-18 06:53:11,224 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-08-18 06:53:11,226 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-08-18 06:53:11,227 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:53:11,229 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:53:11,232 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:53:11,236 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:53:11,237 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:53:11,240 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:53:11,242 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:53:11,247 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:53:11,252 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:53:11,261 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:53:11,264 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:53:11,267 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:53:11,273 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:53:11,276 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:53:11,278 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:53:11,282 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:53:11,287 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:53:11,288 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:53:11,291 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:53:11,295 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-08-18 06:53:11,297 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:53:11,298 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:53:11,300 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:53:11,306 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:53:11,309 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:53:11,311 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:53:11,315 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:53:11,317 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:53:11,319 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:53:11,320 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:53:11,321 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:53:11,323 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:53:11,327 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:53:11,328 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:53:11,330 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:53:11,333 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:53:11,334 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:53:11,336 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:53:11,343 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:53:11,344 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:53:11,346 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:53:11,348 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:53:11,349 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-08-18 06:53:11,350 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:53:11,357 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:53:11,360 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:53:11,363 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:53:11,364 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:53:11,367 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:53:11,368 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:53:11,369 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:53:11,371 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:53:11,372 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:53:11,374 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:53:11,376 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:53:11,377 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:53:11,379 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:53:11,380 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:53:11,383 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:53:11,394 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:53:11,396 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:53:11,398 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:53:11,402 INFO L496 ElimStorePlain]: Start of recursive call 5: 3 dim-0 vars, End of recursive call: 3 dim-0 vars, and 24 xjuncts. [2019-08-18 06:53:12,708 WARN L188 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 260 DAG size of output: 69 [2019-08-18 06:53:12,709 INFO L567 ElimStorePlain]: treesize reduction 7545, result has 4.2 percent of original size [2019-08-18 06:53:12,777 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:53:12,778 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 293 treesize of output 298 [2019-08-18 06:53:12,782 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-18 06:53:12,847 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:53:12,856 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 06:53:12,857 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 06:53:12,859 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 06:53:12,861 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 43 [2019-08-18 06:53:12,862 INFO L496 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-08-18 06:53:12,923 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:53:12,925 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, 3 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 06:53:12,925 INFO L221 ElimStorePlain]: Needed 7 recursive calls to eliminate 6 variables, input treesize:1092, output treesize:141 [2019-08-18 06:53:12,927 INFO L185 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 56 [2019-08-18 06:53:12,932 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-18 06:53:12,932 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-18 06:53:12,935 INFO L179 IcfgInterpreter]: Location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 15#(and (= 0 __VERIFIER_assert_~cond) (exists ((v_main_~ptr~0.base_BEFORE_CALL_1 Int)) (and (= 4 (select (select |#memory_int| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~ptr~0.base_BEFORE_CALL_1) 4)) 4)) 0)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| v_main_~ptr~0.base_BEFORE_CALL_1) 4))) (= |__VERIFIER_assert_#in~cond| 1) (= 1 (select |#valid| v_main_~ptr~0.base_BEFORE_CALL_1)) (= 0 (select (select |#memory_$Pointer$.offset| v_main_~ptr~0.base_BEFORE_CALL_1) 4)) (< v_main_~ptr~0.base_BEFORE_CALL_1 |#StackHeapBarrier|) (= 0 |#NULL.base|) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| v_main_~ptr~0.base_BEFORE_CALL_1) 4))) (= (select (select |#memory_int| v_main_~ptr~0.base_BEFORE_CALL_1) 0) 1) (= 8 (select |#length| v_main_~ptr~0.base_BEFORE_CALL_1)) (< (select (select |#memory_$Pointer$.base| v_main_~ptr~0.base_BEFORE_CALL_1) 4) |#StackHeapBarrier|) (< (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~ptr~0.base_BEFORE_CALL_1) 4)) 4) |#StackHeapBarrier|) (= (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~ptr~0.base_BEFORE_CALL_1) 4)) 4)) 4) (= 2 (select (select |#memory_int| (select (select |#memory_$Pointer$.base| v_main_~ptr~0.base_BEFORE_CALL_1) 4)) 0)) (= 0 (select |#valid| 0)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~ptr~0.base_BEFORE_CALL_1) 4)) 4) 0) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~ptr~0.base_BEFORE_CALL_1) 4)) 4))) (= |#NULL.offset| 0))) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) [2019-08-18 06:53:12,941 INFO L88 terpretationObserver]: ✔ All locations of interest are guaranteed to be unreachable. [2019-08-18 06:53:12,941 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-18 06:53:12,944 INFO L168 Benchmark]: Toolchain (without parser) took 3563.07 ms. Allocated memory was 138.4 MB in the beginning and 265.8 MB in the end (delta: 127.4 MB). Free memory was 84.9 MB in the beginning and 235.2 MB in the end (delta: -150.3 MB). Peak memory consumption was 97.3 MB. Max. memory is 7.1 GB. [2019-08-18 06:53:12,945 INFO L168 Benchmark]: CDTParser took 0.43 ms. Allocated memory is still 138.4 MB. Free memory was 103.2 MB in the beginning and 103.0 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-18 06:53:12,945 INFO L168 Benchmark]: CACSL2BoogieTranslator took 242.70 ms. Allocated memory is still 138.4 MB. Free memory was 84.7 MB in the beginning and 74.8 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 7.1 GB. [2019-08-18 06:53:12,947 INFO L168 Benchmark]: Boogie Preprocessor took 137.57 ms. Allocated memory was 138.4 MB in the beginning and 198.7 MB in the end (delta: 60.3 MB). Free memory was 74.8 MB in the beginning and 175.5 MB in the end (delta: -100.7 MB). Peak memory consumption was 11.2 MB. Max. memory is 7.1 GB. [2019-08-18 06:53:12,948 INFO L168 Benchmark]: RCFGBuilder took 312.71 ms. Allocated memory is still 198.7 MB. Free memory was 175.5 MB in the beginning and 160.2 MB in the end (delta: 15.3 MB). Peak memory consumption was 15.3 MB. Max. memory is 7.1 GB. [2019-08-18 06:53:12,949 INFO L168 Benchmark]: Symbolic Interpretation took 2866.05 ms. Allocated memory was 198.7 MB in the beginning and 265.8 MB in the end (delta: 67.1 MB). Free memory was 160.2 MB in the beginning and 235.2 MB in the end (delta: -75.0 MB). Peak memory consumption was 112.2 MB. Max. memory is 7.1 GB. [2019-08-18 06:53:12,959 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - PositiveResult [Line: 4]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 ms. Allocated memory is still 138.4 MB. Free memory was 103.2 MB in the beginning and 103.0 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 242.70 ms. Allocated memory is still 138.4 MB. Free memory was 84.7 MB in the beginning and 74.8 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 137.57 ms. Allocated memory was 138.4 MB in the beginning and 198.7 MB in the end (delta: 60.3 MB). Free memory was 74.8 MB in the beginning and 175.5 MB in the end (delta: -100.7 MB). Peak memory consumption was 11.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 312.71 ms. Allocated memory is still 198.7 MB. Free memory was 175.5 MB in the beginning and 160.2 MB in the end (delta: 15.3 MB). Peak memory consumption was 15.3 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 2866.05 ms. Allocated memory was 198.7 MB in the beginning and 265.8 MB in the end (delta: 67.1 MB). Free memory was 160.2 MB in the beginning and 235.2 MB in the end (delta: -75.0 MB). Peak memory consumption was 112.2 MB. Max. memory is 7.1 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...