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-tiling/nr3.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-55cd5f5 [2019-08-14 10:36:12,707 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-14 10:36:12,708 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-14 10:36:12,720 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-14 10:36:12,720 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-14 10:36:12,721 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-14 10:36:12,723 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-14 10:36:12,724 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-14 10:36:12,726 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-14 10:36:12,727 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-14 10:36:12,728 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-14 10:36:12,729 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-14 10:36:12,729 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-14 10:36:12,730 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-14 10:36:12,731 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-14 10:36:12,733 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-14 10:36:12,733 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-14 10:36:12,734 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-14 10:36:12,736 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-14 10:36:12,739 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-14 10:36:12,740 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-14 10:36:12,741 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-14 10:36:12,742 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-14 10:36:12,743 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-14 10:36:12,746 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-14 10:36:12,749 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-14 10:36:12,750 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-14 10:36:12,751 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-14 10:36:12,752 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-14 10:36:12,753 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-14 10:36:12,753 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-14 10:36:12,754 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-14 10:36:12,754 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-14 10:36:12,754 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-14 10:36:12,755 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-14 10:36:12,756 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-14 10:36:12,756 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 [2019-08-14 10:36:12,771 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-14 10:36:12,771 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-14 10:36:12,774 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-14 10:36:12,774 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-14 10:36:12,774 INFO L138 SettingsManager]: * Use SBE=true [2019-08-14 10:36:12,775 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-14 10:36:12,775 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-14 10:36:12,775 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-14 10:36:12,777 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-14 10:36:12,777 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-14 10:36:12,777 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-14 10:36:12,777 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-14 10:36:12,778 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-14 10:36:12,778 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-14 10:36:12,778 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-14 10:36:12,780 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-14 10:36:12,780 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-14 10:36:12,781 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-14 10:36:12,781 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-14 10:36:12,781 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-14 10:36:12,781 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-14 10:36:12,782 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-14 10:36:12,782 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-14 10:36:12,782 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-14 10:36:12,782 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-14 10:36:12,782 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-14 10:36:12,783 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-14 10:36:12,783 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-14 10:36:12,783 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-14 10:36:12,836 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-14 10:36:12,848 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-14 10:36:12,852 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-14 10:36:12,854 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-14 10:36:12,854 INFO L275 PluginConnector]: CDTParser initialized [2019-08-14 10:36:12,855 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-tiling/nr3.c [2019-08-14 10:36:12,925 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2aa893de0/e52b7ddd1b9d48eeafce2ff34a9aa502/FLAGf8537de13 [2019-08-14 10:36:13,405 INFO L306 CDTParser]: Found 1 translation units. [2019-08-14 10:36:13,408 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-tiling/nr3.c [2019-08-14 10:36:13,415 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2aa893de0/e52b7ddd1b9d48eeafce2ff34a9aa502/FLAGf8537de13 [2019-08-14 10:36:13,848 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2aa893de0/e52b7ddd1b9d48eeafce2ff34a9aa502 [2019-08-14 10:36:13,857 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-14 10:36:13,858 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-14 10:36:13,859 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-14 10:36:13,859 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-14 10:36:13,862 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-14 10:36:13,863 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 10:36:13" (1/1) ... [2019-08-14 10:36:13,866 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32c95ee3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:36:13, skipping insertion in model container [2019-08-14 10:36:13,866 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 10:36:13" (1/1) ... [2019-08-14 10:36:13,873 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-14 10:36:13,888 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-14 10:36:14,079 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-14 10:36:14,084 INFO L188 MainTranslator]: Completed pre-run [2019-08-14 10:36:14,108 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-14 10:36:14,126 INFO L192 MainTranslator]: Completed translation [2019-08-14 10:36:14,127 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:36:14 WrapperNode [2019-08-14 10:36:14,127 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-14 10:36:14,127 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-14 10:36:14,128 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-14 10:36:14,128 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-14 10:36:14,229 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:36:14" (1/1) ... [2019-08-14 10:36:14,230 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:36:14" (1/1) ... [2019-08-14 10:36:14,238 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:36:14" (1/1) ... [2019-08-14 10:36:14,239 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:36:14" (1/1) ... [2019-08-14 10:36:14,247 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:36:14" (1/1) ... [2019-08-14 10:36:14,253 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:36:14" (1/1) ... [2019-08-14 10:36:14,259 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:36:14" (1/1) ... [2019-08-14 10:36:14,261 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-14 10:36:14,261 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-14 10:36:14,261 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-14 10:36:14,261 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-14 10:36:14,262 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:36:14" (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 [2019-08-14 10:36:14,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-14 10:36:14,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-14 10:36:14,326 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-08-14 10:36:14,326 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-14 10:36:14,327 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-14 10:36:14,327 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-14 10:36:14,327 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-08-14 10:36:14,327 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-14 10:36:14,327 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-14 10:36:14,327 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-14 10:36:14,328 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-14 10:36:14,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-14 10:36:14,328 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-14 10:36:14,328 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-14 10:36:14,328 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-14 10:36:14,570 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-14 10:36:14,570 INFO L283 CfgBuilder]: Removed 3 assume(true) statements. [2019-08-14 10:36:14,571 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 10:36:14 BoogieIcfgContainer [2019-08-14 10:36:14,572 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-14 10:36:14,572 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-14 10:36:14,572 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-14 10:36:14,572 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-14 10:36:14,573 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 10:36:14" (1/1) ... [2019-08-14 10:36:15,014 WARN L188 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 32 [2019-08-14 10:36:15,279 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-14 10:36:15,283 INFO L168 Benchmark]: Toolchain (without parser) took 1422.91 ms. Allocated memory was 137.4 MB in the beginning and 197.7 MB in the end (delta: 60.3 MB). Free memory was 84.9 MB in the beginning and 113.0 MB in the end (delta: -28.1 MB). Peak memory consumption was 32.2 MB. Max. memory is 7.1 GB. [2019-08-14 10:36:15,285 INFO L168 Benchmark]: CDTParser took 0.41 ms. Allocated memory is still 137.4 MB. Free memory was 103.5 MB in the beginning and 103.3 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-14 10:36:15,286 INFO L168 Benchmark]: CACSL2BoogieTranslator took 268.53 ms. Allocated memory is still 137.4 MB. Free memory was 84.7 MB in the beginning and 74.4 MB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 7.1 GB. [2019-08-14 10:36:15,289 INFO L168 Benchmark]: Boogie Preprocessor took 133.23 ms. Allocated memory was 137.4 MB in the beginning and 197.7 MB in the end (delta: 60.3 MB). Free memory was 74.4 MB in the beginning and 174.3 MB in the end (delta: -99.9 MB). Peak memory consumption was 11.2 MB. Max. memory is 7.1 GB. [2019-08-14 10:36:15,290 INFO L168 Benchmark]: RCFGBuilder took 310.57 ms. Allocated memory is still 197.7 MB. Free memory was 174.3 MB in the beginning and 158.6 MB in the end (delta: 15.8 MB). Peak memory consumption was 15.8 MB. Max. memory is 7.1 GB. [2019-08-14 10:36:15,291 INFO L168 Benchmark]: Symbolic Interpretation took 707.33 ms. Allocated memory is still 197.7 MB. Free memory was 158.6 MB in the beginning and 113.0 MB in the end (delta: 45.6 MB). Peak memory consumption was 45.6 MB. Max. memory is 7.1 GB. [2019-08-14 10:36:15,305 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 3]: 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 162#(and (exists ((|v_main_~#volArray~0.base_BEFORE_CALL_1| Int) (v_main_~i~0_BEFORE_CALL_1 Int) (|v_main_~#volArray~0.offset_BEFORE_CALL_1| Int)) (or (= |__VERIFIER_assert_#in~cond| 1) (and (= |__VERIFIER_assert_#in~cond| 0) (not (= (select (select |#memory_int| |v_main_~#volArray~0.base_BEFORE_CALL_1|) (+ (* 4 v_main_~i~0_BEFORE_CALL_1) |v_main_~#volArray~0.offset_BEFORE_CALL_1|)) 0))))) (= 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 0.41 ms. Allocated memory is still 137.4 MB. Free memory was 103.5 MB in the beginning and 103.3 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 268.53 ms. Allocated memory is still 137.4 MB. Free memory was 84.7 MB in the beginning and 74.4 MB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 133.23 ms. Allocated memory was 137.4 MB in the beginning and 197.7 MB in the end (delta: 60.3 MB). Free memory was 74.4 MB in the beginning and 174.3 MB in the end (delta: -99.9 MB). Peak memory consumption was 11.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 310.57 ms. Allocated memory is still 197.7 MB. Free memory was 174.3 MB in the beginning and 158.6 MB in the end (delta: 15.8 MB). Peak memory consumption was 15.8 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 707.33 ms. Allocated memory is still 197.7 MB. Free memory was 158.6 MB in the beginning and 113.0 MB in the end (delta: 45.6 MB). Peak memory consumption was 45.6 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...