java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AbstractInterpretationC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --abstractinterpretationv2.abstract.domain IntervalDomain -i ../../../trunk/examples/svcomp/array-tiling/rewnifrev2.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-13 23:28:56,836 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-13 23:28:56,839 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-13 23:28:56,859 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-13 23:28:56,859 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-13 23:28:56,861 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-13 23:28:56,863 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-13 23:28:56,876 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-13 23:28:56,879 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-13 23:28:56,880 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-13 23:28:56,882 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-13 23:28:56,883 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-13 23:28:56,884 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-13 23:28:56,886 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-13 23:28:56,889 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-13 23:28:56,891 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-13 23:28:56,892 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-13 23:28:56,897 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-13 23:28:56,899 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-13 23:28:56,904 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-13 23:28:56,908 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-13 23:28:56,911 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-13 23:28:56,914 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-13 23:28:56,915 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-13 23:28:56,918 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-10-13 23:28:56,927 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-13 23:28:56,928 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-13 23:28:56,929 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-13 23:28:56,930 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 [2019-10-13 23:28:56,944 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-13 23:28:56,944 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-13 23:28:56,945 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-13 23:28:56,945 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-13 23:28:56,945 INFO L138 SettingsManager]: * Use SBE=true [2019-10-13 23:28:56,945 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-13 23:28:56,946 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-13 23:28:56,946 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-13 23:28:56,946 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-13 23:28:56,946 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-13 23:28:56,949 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-13 23:28:56,949 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-13 23:28:56,950 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-13 23:28:56,950 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-13 23:28:56,950 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-13 23:28:56,950 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-13 23:28:56,951 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-13 23:28:56,951 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-13 23:28:56,951 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-13 23:28:56,951 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-13 23:28:56,952 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-13 23:28:56,952 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 23:28:56,952 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-13 23:28:56,953 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-13 23:28:56,953 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-13 23:28:56,953 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-13 23:28:56,953 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-13 23:28:56,953 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-13 23:28:56,954 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: Abstract domain -> IntervalDomain [2019-10-13 23:28:57,241 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-13 23:28:57,260 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-13 23:28:57,264 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-13 23:28:57,266 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-13 23:28:57,266 INFO L275 PluginConnector]: CDTParser initialized [2019-10-13 23:28:57,267 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-tiling/rewnifrev2.c [2019-10-13 23:28:57,345 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/827c79574/80b44e54ce7340b78f3ca3fab886ea93/FLAG21ecc43e3 [2019-10-13 23:28:57,833 INFO L306 CDTParser]: Found 1 translation units. [2019-10-13 23:28:57,834 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-tiling/rewnifrev2.c [2019-10-13 23:28:57,840 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/827c79574/80b44e54ce7340b78f3ca3fab886ea93/FLAG21ecc43e3 [2019-10-13 23:28:58,251 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/827c79574/80b44e54ce7340b78f3ca3fab886ea93 [2019-10-13 23:28:58,259 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-13 23:28:58,261 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-13 23:28:58,261 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-13 23:28:58,262 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-13 23:28:58,265 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-13 23:28:58,266 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 11:28:58" (1/1) ... [2019-10-13 23:28:58,269 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d4eb927 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:28:58, skipping insertion in model container [2019-10-13 23:28:58,269 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 11:28:58" (1/1) ... [2019-10-13 23:28:58,276 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-13 23:28:58,296 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-13 23:28:58,492 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 23:28:58,502 INFO L188 MainTranslator]: Completed pre-run [2019-10-13 23:28:58,517 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 23:28:58,532 INFO L192 MainTranslator]: Completed translation [2019-10-13 23:28:58,533 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:28:58 WrapperNode [2019-10-13 23:28:58,533 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-13 23:28:58,534 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-13 23:28:58,534 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-13 23:28:58,534 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-13 23:28:58,630 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:28:58" (1/1) ... [2019-10-13 23:28:58,631 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:28:58" (1/1) ... [2019-10-13 23:28:58,638 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:28:58" (1/1) ... [2019-10-13 23:28:58,640 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:28:58" (1/1) ... [2019-10-13 23:28:58,647 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:28:58" (1/1) ... [2019-10-13 23:28:58,653 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:28:58" (1/1) ... [2019-10-13 23:28:58,655 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:28:58" (1/1) ... [2019-10-13 23:28:58,665 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-13 23:28:58,665 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-13 23:28:58,665 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-13 23:28:58,666 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-13 23:28:58,666 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:28:58" (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 [2019-10-13 23:28:58,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-13 23:28:58,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-13 23:28:58,728 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-10-13 23:28:58,728 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-13 23:28:58,729 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-13 23:28:58,729 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-13 23:28:58,729 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-10-13 23:28:58,729 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-13 23:28:58,729 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-13 23:28:58,729 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-13 23:28:58,729 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-13 23:28:58,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-13 23:28:58,730 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-13 23:28:58,730 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-13 23:28:58,730 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-13 23:28:58,730 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-13 23:28:59,001 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-13 23:28:59,001 INFO L284 CfgBuilder]: Removed 2 assume(true) statements. [2019-10-13 23:28:59,010 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 11:28:59 BoogieIcfgContainer [2019-10-13 23:28:59,011 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-13 23:28:59,011 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-10-13 23:28:59,011 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-10-13 23:28:59,012 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-10-13 23:28:59,016 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 11:28:59" (1/1) ... [2019-10-13 23:28:59,040 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-10-13 23:28:59,129 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-10-13 23:28:59,134 INFO L272 AbstractInterpreter]: Visited 12 different actions 12 times. Never merged. Never widened. Performed 27 root evaluator evaluations with a maximum evaluation depth of 4. Performed 27 inverse root evaluator evaluations with a maximum inverse evaluation depth of 4. Never found a fixpoint. Largest state had 26 variables. [2019-10-13 23:28:59,135 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-10-13 23:28:59,138 INFO L168 Benchmark]: Toolchain (without parser) took 875.82 ms. Allocated memory was 146.8 MB in the beginning and 203.4 MB in the end (delta: 56.6 MB). Free memory was 104.4 MB in the beginning and 161.1 MB in the end (delta: -56.7 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-10-13 23:28:59,139 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 146.8 MB. Free memory was 123.2 MB in the beginning and 123.0 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-10-13 23:28:59,140 INFO L168 Benchmark]: CACSL2BoogieTranslator took 271.89 ms. Allocated memory is still 146.8 MB. Free memory was 104.2 MB in the beginning and 93.9 MB in the end (delta: 10.2 MB). Peak memory consumption was 10.2 MB. Max. memory is 7.1 GB. [2019-10-13 23:28:59,141 INFO L168 Benchmark]: Boogie Preprocessor took 131.24 ms. Allocated memory was 146.8 MB in the beginning and 203.4 MB in the end (delta: 56.6 MB). Free memory was 93.9 MB in the beginning and 181.1 MB in the end (delta: -87.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 7.1 GB. [2019-10-13 23:28:59,142 INFO L168 Benchmark]: RCFGBuilder took 345.57 ms. Allocated memory is still 203.4 MB. Free memory was 181.1 MB in the beginning and 167.5 MB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 7.1 GB. [2019-10-13 23:28:59,143 INFO L168 Benchmark]: Abstract Interpretation took 123.40 ms. Allocated memory is still 203.4 MB. Free memory was 166.9 MB in the beginning and 161.1 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 7.1 GB. [2019-10-13 23:28:59,147 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 146.8 MB. Free memory was 123.2 MB in the beginning and 123.0 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 271.89 ms. Allocated memory is still 146.8 MB. Free memory was 104.2 MB in the beginning and 93.9 MB in the end (delta: 10.2 MB). Peak memory consumption was 10.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 131.24 ms. Allocated memory was 146.8 MB in the beginning and 203.4 MB in the end (delta: 56.6 MB). Free memory was 93.9 MB in the beginning and 181.1 MB in the end (delta: -87.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 345.57 ms. Allocated memory is still 203.4 MB. Free memory was 181.1 MB in the beginning and 167.5 MB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 123.40 ms. Allocated memory is still 203.4 MB. Free memory was 166.9 MB in the beginning and 161.1 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location RESULT: Ultimate proved your program to be correct! Received shutdown request...