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-fab3c18 [2019-08-22 21:44:44,554 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-22 21:44:44,556 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-22 21:44:44,575 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-22 21:44:44,575 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-22 21:44:44,577 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-22 21:44:44,579 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-22 21:44:44,588 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-22 21:44:44,592 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-22 21:44:44,595 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-22 21:44:44,597 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-22 21:44:44,599 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-22 21:44:44,599 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-22 21:44:44,601 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-22 21:44:44,603 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-22 21:44:44,605 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-22 21:44:44,607 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-22 21:44:44,608 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-22 21:44:44,610 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-22 21:44:44,616 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-22 21:44:44,620 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-22 21:44:44,622 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-22 21:44:44,625 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-22 21:44:44,626 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-22 21:44:44,630 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-22 21:44:44,641 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-22 21:44:44,642 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-22 21:44:44,643 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-22 21:44:44,644 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 [2019-08-22 21:44:44,682 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-22 21:44:44,682 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-22 21:44:44,684 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-22 21:44:44,684 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-22 21:44:44,684 INFO L138 SettingsManager]: * Use SBE=true [2019-08-22 21:44:44,684 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-22 21:44:44,684 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-22 21:44:44,685 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-22 21:44:44,685 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-22 21:44:44,685 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-22 21:44:44,685 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-22 21:44:44,685 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-22 21:44:44,685 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-22 21:44:44,686 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-22 21:44:44,686 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-22 21:44:44,686 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-22 21:44:44,690 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-22 21:44:44,691 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-22 21:44:44,691 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-22 21:44:44,691 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-22 21:44:44,691 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-22 21:44:44,691 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-22 21:44:44,692 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-22 21:44:44,692 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-22 21:44:44,692 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-22 21:44:44,692 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-22 21:44:44,692 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-22 21:44:44,693 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-22 21:44:44,693 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-22 21:44:44,723 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-22 21:44:44,737 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-22 21:44:44,741 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-22 21:44:44,742 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-22 21:44:44,744 INFO L275 PluginConnector]: CDTParser initialized [2019-08-22 21:44:44,744 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/nested_structure_ptr-2.i [2019-08-22 21:44:44,803 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d4779a66b/1bd16eb53dcf4805ac452ac333c23aa3/FLAGfa00734a7 [2019-08-22 21:44:45,275 INFO L306 CDTParser]: Found 1 translation units. [2019-08-22 21:44:45,275 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/nested_structure_ptr-2.i [2019-08-22 21:44:45,282 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d4779a66b/1bd16eb53dcf4805ac452ac333c23aa3/FLAGfa00734a7 [2019-08-22 21:44:45,633 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d4779a66b/1bd16eb53dcf4805ac452ac333c23aa3 [2019-08-22 21:44:45,643 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-22 21:44:45,644 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-22 21:44:45,645 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-22 21:44:45,645 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-22 21:44:45,648 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-22 21:44:45,649 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 09:44:45" (1/1) ... [2019-08-22 21:44:45,652 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6047e49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:44:45, skipping insertion in model container [2019-08-22 21:44:45,653 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 09:44:45" (1/1) ... [2019-08-22 21:44:45,660 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-22 21:44:45,675 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-22 21:44:45,857 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-22 21:44:45,868 INFO L188 MainTranslator]: Completed pre-run [2019-08-22 21:44:45,886 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-22 21:44:45,904 INFO L192 MainTranslator]: Completed translation [2019-08-22 21:44:45,904 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:44:45 WrapperNode [2019-08-22 21:44:45,904 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-22 21:44:45,905 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-22 21:44:45,905 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-22 21:44:45,905 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-22 21:44:46,004 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:44:45" (1/1) ... [2019-08-22 21:44:46,004 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:44:45" (1/1) ... [2019-08-22 21:44:46,015 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:44:45" (1/1) ... [2019-08-22 21:44:46,015 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:44:45" (1/1) ... [2019-08-22 21:44:46,023 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:44:45" (1/1) ... [2019-08-22 21:44:46,024 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:44:45" (1/1) ... [2019-08-22 21:44:46,026 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:44:45" (1/1) ... [2019-08-22 21:44:46,028 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-22 21:44:46,029 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-22 21:44:46,029 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-22 21:44:46,029 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-22 21:44:46,030 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:44:45" (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 [2019-08-22 21:44:46,084 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-22 21:44:46,084 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-22 21:44:46,084 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-08-22 21:44:46,085 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-22 21:44:46,085 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-22 21:44:46,085 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-08-22 21:44:46,085 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-08-22 21:44:46,085 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2019-08-22 21:44:46,085 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2019-08-22 21:44:46,086 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-22 21:44:46,086 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-22 21:44:46,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-08-22 21:44:46,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-08-22 21:44:46,086 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-08-22 21:44:46,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-22 21:44:46,087 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-22 21:44:46,087 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-22 21:44:46,087 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-22 21:44:46,087 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-22 21:44:46,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-08-22 21:44:46,304 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-22 21:44:46,304 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-22 21:44:46,311 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 09:44:46 BoogieIcfgContainer [2019-08-22 21:44:46,311 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-22 21:44:46,311 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-22 21:44:46,311 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-22 21:44:46,312 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-22 21:44:46,316 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 09:44:46" (1/1) ... [2019-08-22 21:44:46,345 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-22 21:44:46,349 INFO L155 IcfgInterpreter]: Building call graph [2019-08-22 21:44:46,356 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-22 21:44:46,368 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-22 21:44:46,370 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-22 21:44:46,493 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 [2019-08-22 21:44:46,493 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 21:44:46,510 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:44:46,510 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-22 21:44:46,511 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2019-08-22 21:44:46,531 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 27 [2019-08-22 21:44:46,591 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:44:46,652 INFO L392 ElimStorePlain]: Different costs {0=[|v_old(#length)_BEFORE_CALL_1|], 21=[|v_old(#valid)_BEFORE_CALL_1|]} [2019-08-22 21:44:46,686 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:44:46,689 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:44:46,692 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:44:46,707 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 557 treesize of output 560 [2019-08-22 21:44:46,708 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 21:44:46,734 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-22 21:44:46,734 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-22 21:44:47,100 WARN L188 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 87 [2019-08-22 21:44:47,101 INFO L567 ElimStorePlain]: treesize reduction 44, result has 92.1 percent of original size [2019-08-22 21:44:47,110 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:44:47,113 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:44:47,117 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:44:47,127 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:44:47,130 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:44:47,133 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:44:47,138 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 [2019-08-22 21:44:47,139 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-22 21:44:47,404 WARN L188 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 76 [2019-08-22 21:44:47,405 INFO L567 ElimStorePlain]: treesize reduction 30, result has 93.3 percent of original size [2019-08-22 21:44:47,408 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|]} [2019-08-22 21:44:47,416 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-22 21:44:47,482 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:44:47,483 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 [2019-08-22 21:44:47,489 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-08-22 21:44:47,490 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-08-22 21:44:47,491 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:44:47,493 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:44:47,495 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:44:47,499 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:44:47,500 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:44:47,503 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:44:47,504 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:44:47,506 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:44:47,509 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:44:47,512 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:44:47,515 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:44:47,516 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:44:47,519 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:44:47,523 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:44:47,526 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:44:47,529 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:44:47,536 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:44:47,537 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:44:47,539 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:44:47,541 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-08-22 21:44:47,542 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:44:47,544 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:44:47,545 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:44:47,547 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:44:47,550 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:44:47,552 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:44:47,555 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:44:47,557 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:44:47,559 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:44:47,560 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:44:47,561 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:44:47,563 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:44:47,566 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:44:47,567 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:44:47,569 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:44:47,571 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:44:47,572 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:44:47,574 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:44:47,576 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:44:47,577 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:44:47,579 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:44:47,581 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:44:47,583 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-08-22 21:44:47,584 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:44:47,585 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:44:47,589 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:44:47,591 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:44:47,593 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:44:47,594 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:44:47,596 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:44:47,596 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:44:47,598 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:44:47,600 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:44:47,601 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:44:47,602 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:44:47,604 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:44:47,605 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:44:47,607 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:44:47,608 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:44:47,615 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:44:47,617 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:44:47,618 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:44:47,623 INFO L496 ElimStorePlain]: Start of recursive call 5: 3 dim-0 vars, End of recursive call: 3 dim-0 vars, and 24 xjuncts. [2019-08-22 21:44:48,907 WARN L188 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 261 DAG size of output: 70 [2019-08-22 21:44:48,908 INFO L567 ElimStorePlain]: treesize reduction 7545, result has 4.2 percent of original size [2019-08-22 21:44:48,972 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:44:48,974 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 [2019-08-22 21:44:48,977 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-22 21:44:49,052 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:44:49,064 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:44:49,066 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:44:49,067 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:44:49,069 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 [2019-08-22 21:44:49,070 INFO L496 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-08-22 21:44:49,121 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:44:49,123 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. [2019-08-22 21:44:49,123 INFO L221 ElimStorePlain]: Needed 7 recursive calls to eliminate 6 variables, input treesize:1116, output treesize:144 [2019-08-22 21:44:49,125 INFO L185 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 57 [2019-08-22 21:44:49,130 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-22 21:44:49,130 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-22 21:44:49,132 INFO L179 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 19#(and (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|) (<= |#NULL.base| 0) (= 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)) (<= 0 |#NULL.base|) (< (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_~cond 0) (<= 0 |__VERIFIER_assert_#in~cond|) (<= |__VERIFIER_assert_#in~cond| 0) (<= 0 __VERIFIER_assert_~cond) (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) [2019-08-22 21:44:49,139 INFO L87 terpretationObserver]: ✔ All locations of interest are guaranteed to be unreachable. [2019-08-22 21:44:49,139 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-22 21:44:49,141 INFO L168 Benchmark]: Toolchain (without parser) took 3496.98 ms. Allocated memory was 132.6 MB in the beginning and 262.7 MB in the end (delta: 130.0 MB). Free memory was 88.8 MB in the beginning and 219.4 MB in the end (delta: -130.6 MB). Peak memory consumption was 106.6 MB. Max. memory is 7.1 GB. [2019-08-22 21:44:49,142 INFO L168 Benchmark]: CDTParser took 0.39 ms. Allocated memory is still 132.6 MB. Free memory was 107.0 MB in the beginning and 106.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-22 21:44:49,143 INFO L168 Benchmark]: CACSL2BoogieTranslator took 259.93 ms. Allocated memory is still 132.6 MB. Free memory was 88.6 MB in the beginning and 78.4 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 7.1 GB. [2019-08-22 21:44:49,144 INFO L168 Benchmark]: Boogie Preprocessor took 123.51 ms. Allocated memory was 132.6 MB in the beginning and 199.2 MB in the end (delta: 66.6 MB). Free memory was 78.4 MB in the beginning and 175.1 MB in the end (delta: -96.6 MB). Peak memory consumption was 15.8 MB. Max. memory is 7.1 GB. [2019-08-22 21:44:49,145 INFO L168 Benchmark]: RCFGBuilder took 282.13 ms. Allocated memory is still 199.2 MB. Free memory was 175.1 MB in the beginning and 159.4 MB in the end (delta: 15.7 MB). Peak memory consumption was 15.7 MB. Max. memory is 7.1 GB. [2019-08-22 21:44:49,146 INFO L168 Benchmark]: Symbolic Interpretation took 2828.10 ms. Allocated memory was 199.2 MB in the beginning and 262.7 MB in the end (delta: 63.4 MB). Free memory was 159.4 MB in the beginning and 219.4 MB in the end (delta: -60.0 MB). Peak memory consumption was 110.7 MB. Max. memory is 7.1 GB. [2019-08-22 21:44:49,151 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 0.39 ms. Allocated memory is still 132.6 MB. Free memory was 107.0 MB in the beginning and 106.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 259.93 ms. Allocated memory is still 132.6 MB. Free memory was 88.6 MB in the beginning and 78.4 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 123.51 ms. Allocated memory was 132.6 MB in the beginning and 199.2 MB in the end (delta: 66.6 MB). Free memory was 78.4 MB in the beginning and 175.1 MB in the end (delta: -96.6 MB). Peak memory consumption was 15.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 282.13 ms. Allocated memory is still 199.2 MB. Free memory was 175.1 MB in the beginning and 159.4 MB in the end (delta: 15.7 MB). Peak memory consumption was 15.7 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 2828.10 ms. Allocated memory was 199.2 MB in the beginning and 262.7 MB in the end (delta: 63.4 MB). Free memory was 159.4 MB in the beginning and 219.4 MB in the end (delta: -60.0 MB). Peak memory consumption was 110.7 MB. Max. memory is 7.1 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...