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 0.1.24-13a467a-m [2019-10-15 03:34:04,943 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 03:34:04,945 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 03:34:04,957 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 03:34:04,958 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 03:34:04,959 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 03:34:04,960 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 03:34:04,962 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 03:34:04,964 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 03:34:04,965 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 03:34:04,966 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 03:34:04,967 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 03:34:04,967 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 03:34:04,968 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 03:34:04,969 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 03:34:04,971 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 03:34:04,971 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 03:34:04,972 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 03:34:04,974 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 03:34:04,976 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 03:34:04,977 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 03:34:04,978 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 03:34:04,979 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 03:34:04,980 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 03:34:04,982 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-10-15 03:34:04,990 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 03:34:04,991 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 03:34:04,991 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 03:34:04,992 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 [2019-10-15 03:34:05,006 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 03:34:05,006 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 03:34:05,008 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 03:34:05,008 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 03:34:05,008 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 03:34:05,008 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 03:34:05,009 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 03:34:05,009 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 03:34:05,009 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 03:34:05,009 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 03:34:05,009 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 03:34:05,010 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 03:34:05,010 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 03:34:05,010 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 03:34:05,010 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 03:34:05,011 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 03:34:05,011 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 03:34:05,011 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 03:34:05,011 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 03:34:05,011 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 03:34:05,012 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 03:34:05,012 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 03:34:05,012 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 03:34:05,012 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 03:34:05,012 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 03:34:05,013 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 03:34:05,013 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 03:34:05,013 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 03:34:05,013 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: Abstract domain -> IntervalDomain [2019-10-15 03:34:05,296 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 03:34:05,309 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 03:34:05,313 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 03:34:05,315 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 03:34:05,315 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 03:34:05,316 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-tiling/rewnifrev2.c [2019-10-15 03:34:05,395 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/35aac089f/ab25858a22e741718181c89536b6880c/FLAG86481b083 [2019-10-15 03:34:05,843 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 03:34:05,844 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-tiling/rewnifrev2.c [2019-10-15 03:34:05,850 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/35aac089f/ab25858a22e741718181c89536b6880c/FLAG86481b083 [2019-10-15 03:34:06,199 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/35aac089f/ab25858a22e741718181c89536b6880c [2019-10-15 03:34:06,210 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 03:34:06,211 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 03:34:06,212 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 03:34:06,212 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 03:34:06,216 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 03:34:06,217 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 03:34:06" (1/1) ... [2019-10-15 03:34:06,220 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52390252 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:34:06, skipping insertion in model container [2019-10-15 03:34:06,221 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 03:34:06" (1/1) ... [2019-10-15 03:34:06,228 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 03:34:06,248 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 03:34:06,478 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 03:34:06,497 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 03:34:06,521 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 03:34:06,540 INFO L192 MainTranslator]: Completed translation [2019-10-15 03:34:06,540 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:34:06 WrapperNode [2019-10-15 03:34:06,541 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 03:34:06,541 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 03:34:06,541 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 03:34:06,542 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 03:34:06,556 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:34:06" (1/1) ... [2019-10-15 03:34:06,556 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:34:06" (1/1) ... [2019-10-15 03:34:06,567 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:34:06" (1/1) ... [2019-10-15 03:34:06,676 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:34:06" (1/1) ... [2019-10-15 03:34:06,690 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:34:06" (1/1) ... [2019-10-15 03:34:06,701 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:34:06" (1/1) ... [2019-10-15 03:34:06,709 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:34:06" (1/1) ... [2019-10-15 03:34:06,712 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 03:34:06,713 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 03:34:06,713 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 03:34:06,713 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 03:34:06,714 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:34:06" (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 [2019-10-15 03:34:06,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 03:34:06,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 03:34:06,774 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-10-15 03:34:06,774 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 03:34:06,774 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 03:34:06,774 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-15 03:34:06,775 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-10-15 03:34:06,775 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-15 03:34:06,775 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-15 03:34:06,775 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 03:34:06,775 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-15 03:34:06,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-15 03:34:06,775 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-15 03:34:06,776 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 03:34:06,776 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 03:34:06,776 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-15 03:34:07,047 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 03:34:07,048 INFO L284 CfgBuilder]: Removed 2 assume(true) statements. [2019-10-15 03:34:07,049 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 03:34:07 BoogieIcfgContainer [2019-10-15 03:34:07,051 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 03:34:07,052 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-10-15 03:34:07,052 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-10-15 03:34:07,052 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-10-15 03:34:07,053 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 03:34:07" (1/1) ... [2019-10-15 03:34:07,076 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-10-15 03:34:07,156 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-10-15 03:34:07,161 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. [2019-10-15 03:34:07,161 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-10-15 03:34:07,165 INFO L168 Benchmark]: Toolchain (without parser) took 952.26 ms. Allocated memory was 137.4 MB in the beginning and 203.4 MB in the end (delta: 66.1 MB). Free memory was 100.6 MB in the beginning and 162.0 MB in the end (delta: -61.4 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. [2019-10-15 03:34:07,166 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 137.4 MB. Free memory was 119.3 MB in the beginning and 119.1 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-10-15 03:34:07,167 INFO L168 Benchmark]: CACSL2BoogieTranslator took 328.76 ms. Allocated memory is still 137.4 MB. Free memory was 100.2 MB in the beginning and 90.4 MB in the end (delta: 9.8 MB). Peak memory consumption was 9.8 MB. Max. memory is 7.1 GB. [2019-10-15 03:34:07,168 INFO L168 Benchmark]: Boogie Preprocessor took 171.18 ms. Allocated memory was 137.4 MB in the beginning and 203.4 MB in the end (delta: 66.1 MB). Free memory was 90.4 MB in the beginning and 181.3 MB in the end (delta: -90.9 MB). Peak memory consumption was 14.5 MB. Max. memory is 7.1 GB. [2019-10-15 03:34:07,169 INFO L168 Benchmark]: RCFGBuilder took 338.40 ms. Allocated memory is still 203.4 MB. Free memory was 181.3 MB in the beginning and 168.0 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 7.1 GB. [2019-10-15 03:34:07,170 INFO L168 Benchmark]: Abstract Interpretation took 109.93 ms. Allocated memory is still 203.4 MB. Free memory was 167.3 MB in the beginning and 162.0 MB in the end (delta: 5.3 MB). Peak memory consumption was 5.3 MB. Max. memory is 7.1 GB. [2019-10-15 03:34:07,174 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 137.4 MB. Free memory was 119.3 MB in the beginning and 119.1 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 328.76 ms. Allocated memory is still 137.4 MB. Free memory was 100.2 MB in the beginning and 90.4 MB in the end (delta: 9.8 MB). Peak memory consumption was 9.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 171.18 ms. Allocated memory was 137.4 MB in the beginning and 203.4 MB in the end (delta: 66.1 MB). Free memory was 90.4 MB in the beginning and 181.3 MB in the end (delta: -90.9 MB). Peak memory consumption was 14.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 338.40 ms. Allocated memory is still 203.4 MB. Free memory was 181.3 MB in the beginning and 168.0 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 109.93 ms. Allocated memory is still 203.4 MB. Free memory was 167.3 MB in the beginning and 162.0 MB in the end (delta: 5.3 MB). Peak memory consumption was 5.3 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...