/usr/bin/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-multidimensional/rev-2-n-u.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-07 04:54:39,752 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-07 04:54:39,754 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-07 04:54:39,773 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-07 04:54:39,774 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-07 04:54:39,776 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-07 04:54:39,778 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-07 04:54:39,788 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-07 04:54:39,792 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-07 04:54:39,795 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-07 04:54:39,798 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-07 04:54:39,800 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-07 04:54:39,800 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-07 04:54:39,802 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-07 04:54:39,804 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-07 04:54:39,805 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-07 04:54:39,807 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-07 04:54:39,807 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-07 04:54:39,809 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-07 04:54:39,814 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-07 04:54:39,818 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-07 04:54:39,821 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-07 04:54:39,824 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-07 04:54:39,825 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-07 04:54:39,827 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-07 04:54:39,827 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-07 04:54:39,827 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-07 04:54:39,829 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-07 04:54:39,830 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-07 04:54:39,831 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-07 04:54:39,832 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-07 04:54:39,833 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-07 04:54:39,834 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-07 04:54:39,835 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-07 04:54:39,837 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-07 04:54:39,837 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-07 04:54:39,838 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-07 04:54:39,838 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-07 04:54:39,838 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-07 04:54:39,839 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-07 04:54:39,840 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-07 04:54:39,841 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 [2019-11-07 04:54:39,876 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-07 04:54:39,877 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-07 04:54:39,878 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-07 04:54:39,878 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-07 04:54:39,878 INFO L138 SettingsManager]: * Use SBE=true [2019-11-07 04:54:39,878 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-07 04:54:39,879 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-07 04:54:39,879 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-07 04:54:39,879 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-07 04:54:39,879 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-07 04:54:39,879 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-07 04:54:39,880 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-07 04:54:39,880 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-07 04:54:39,880 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-07 04:54:39,880 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-07 04:54:39,880 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-07 04:54:39,882 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-07 04:54:39,883 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-07 04:54:39,883 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-07 04:54:39,883 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-07 04:54:39,883 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-07 04:54:39,884 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 04:54:39,884 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-07 04:54:39,884 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-07 04:54:39,884 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-07 04:54:39,885 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-07 04:54:39,885 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-07 04:54:39,885 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-07 04:54:39,885 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: Abstract domain -> IntervalDomain [2019-11-07 04:54:40,199 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-07 04:54:40,212 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-07 04:54:40,216 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-07 04:54:40,217 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-07 04:54:40,217 INFO L275 PluginConnector]: CDTParser initialized [2019-11-07 04:54:40,218 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-multidimensional/rev-2-n-u.c [2019-11-07 04:54:40,293 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e50abfee5/b8d583a8c24b4484a8c5b9484670ce58/FLAG959f57cb1 [2019-11-07 04:54:40,774 INFO L306 CDTParser]: Found 1 translation units. [2019-11-07 04:54:40,775 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-multidimensional/rev-2-n-u.c [2019-11-07 04:54:40,781 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e50abfee5/b8d583a8c24b4484a8c5b9484670ce58/FLAG959f57cb1 [2019-11-07 04:54:41,150 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e50abfee5/b8d583a8c24b4484a8c5b9484670ce58 [2019-11-07 04:54:41,159 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-07 04:54:41,161 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-07 04:54:41,163 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-07 04:54:41,164 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-07 04:54:41,168 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-07 04:54:41,169 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 04:54:41" (1/1) ... [2019-11-07 04:54:41,173 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4bc64ffe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:54:41, skipping insertion in model container [2019-11-07 04:54:41,173 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 04:54:41" (1/1) ... [2019-11-07 04:54:41,181 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-07 04:54:41,202 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-07 04:54:41,426 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 04:54:41,429 INFO L188 MainTranslator]: Completed pre-run [2019-11-07 04:54:41,452 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 04:54:41,545 INFO L192 MainTranslator]: Completed translation [2019-11-07 04:54:41,546 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:54:41 WrapperNode [2019-11-07 04:54:41,546 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-07 04:54:41,547 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-07 04:54:41,547 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-07 04:54:41,547 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-07 04:54:41,560 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:54:41" (1/1) ... [2019-11-07 04:54:41,560 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:54:41" (1/1) ... [2019-11-07 04:54:41,568 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:54:41" (1/1) ... [2019-11-07 04:54:41,568 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:54:41" (1/1) ... [2019-11-07 04:54:41,576 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:54:41" (1/1) ... [2019-11-07 04:54:41,582 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:54:41" (1/1) ... [2019-11-07 04:54:41,584 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:54:41" (1/1) ... [2019-11-07 04:54:41,586 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-07 04:54:41,586 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-07 04:54:41,587 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-07 04:54:41,587 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-07 04:54:41,588 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:54:41" (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 [2019-11-07 04:54:41,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-07 04:54:41,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-07 04:54:41,646 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-11-07 04:54:41,646 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-07 04:54:41,646 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-07 04:54:41,646 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-11-07 04:54:41,646 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-07 04:54:41,646 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-07 04:54:41,647 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-07 04:54:41,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-07 04:54:41,647 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-07 04:54:41,648 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-07 04:54:41,648 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-07 04:54:41,648 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-07 04:54:42,020 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-07 04:54:42,020 INFO L284 CfgBuilder]: Removed 6 assume(true) statements. [2019-11-07 04:54:42,022 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 04:54:42 BoogieIcfgContainer [2019-11-07 04:54:42,022 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-07 04:54:42,023 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-11-07 04:54:42,023 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-11-07 04:54:42,023 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-11-07 04:54:42,024 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 04:54:42" (1/1) ... [2019-11-07 04:54:42,051 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-11-07 04:54:42,125 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-11-07 04:54:42,130 INFO L272 AbstractInterpreter]: Visited 6 different actions 6 times. Never merged. Never widened. Performed 18 root evaluator evaluations with a maximum evaluation depth of 0. Performed 18 inverse root evaluator evaluations with a maximum inverse evaluation depth of 0. Never found a fixpoint. Largest state had 26 variables. [2019-11-07 04:54:42,130 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-11-07 04:54:42,134 INFO L168 Benchmark]: Toolchain (without parser) took 971.74 ms. Allocated memory was 142.6 MB in the beginning and 199.2 MB in the end (delta: 56.6 MB). Free memory was 100.3 MB in the beginning and 154.6 MB in the end (delta: -54.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. [2019-11-07 04:54:42,135 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 142.6 MB. Free memory was 118.9 MB in the beginning and 118.7 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2019-11-07 04:54:42,137 INFO L168 Benchmark]: CACSL2BoogieTranslator took 383.04 ms. Allocated memory was 142.6 MB in the beginning and 199.2 MB in the end (delta: 56.6 MB). Free memory was 100.1 MB in the beginning and 178.3 MB in the end (delta: -78.3 MB). Peak memory consumption was 19.8 MB. Max. memory is 7.1 GB. [2019-11-07 04:54:42,138 INFO L168 Benchmark]: Boogie Preprocessor took 39.29 ms. Allocated memory is still 199.2 MB. Free memory was 178.3 MB in the beginning and 176.5 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. [2019-11-07 04:54:42,139 INFO L168 Benchmark]: RCFGBuilder took 435.68 ms. Allocated memory is still 199.2 MB. Free memory was 175.9 MB in the beginning and 159.4 MB in the end (delta: 16.5 MB). Peak memory consumption was 16.5 MB. Max. memory is 7.1 GB. [2019-11-07 04:54:42,141 INFO L168 Benchmark]: Abstract Interpretation took 107.87 ms. Allocated memory is still 199.2 MB. Free memory was 159.4 MB in the beginning and 154.6 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 7.1 GB. [2019-11-07 04:54:42,146 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 142.6 MB. Free memory was 118.9 MB in the beginning and 118.7 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 383.04 ms. Allocated memory was 142.6 MB in the beginning and 199.2 MB in the end (delta: 56.6 MB). Free memory was 100.1 MB in the beginning and 178.3 MB in the end (delta: -78.3 MB). Peak memory consumption was 19.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 39.29 ms. Allocated memory is still 199.2 MB. Free memory was 178.3 MB in the beginning and 176.5 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 435.68 ms. Allocated memory is still 199.2 MB. Free memory was 175.9 MB in the beginning and 159.4 MB in the end (delta: 16.5 MB). Peak memory consumption was 16.5 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 107.87 ms. Allocated memory is still 199.2 MB. Free memory was 159.4 MB in the beginning and 154.6 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 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: 5]: 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...