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/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf -i ../../../trunk/examples/svcomp/array-multidimensional/diff-3-n-u.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-03 04:24:46,683 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-03 04:24:46,685 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-03 04:24:46,697 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-03 04:24:46,697 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-03 04:24:46,698 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-03 04:24:46,699 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-03 04:24:46,701 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-03 04:24:46,703 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-03 04:24:46,704 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-03 04:24:46,705 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-03 04:24:46,706 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-03 04:24:46,706 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-03 04:24:46,707 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-03 04:24:46,708 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-03 04:24:46,709 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-03 04:24:46,710 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-03 04:24:46,711 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-03 04:24:46,713 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-03 04:24:46,716 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-03 04:24:46,717 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-03 04:24:46,719 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-03 04:24:46,720 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-03 04:24:46,722 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-03 04:24:46,727 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-03 04:24:46,728 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-03 04:24:46,728 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-03 04:24:46,732 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-03 04:24:46,733 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-03 04:24:46,734 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-03 04:24:46,734 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-03 04:24:46,735 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-03 04:24:46,736 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-03 04:24:46,738 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-03 04:24:46,740 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-03 04:24:46,740 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-03 04:24:46,741 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-03 04:24:46,741 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-03 04:24:46,741 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-03 04:24:46,742 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-03 04:24:46,743 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-03 04:24:46,743 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf [2019-10-03 04:24:46,759 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-03 04:24:46,759 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-03 04:24:46,760 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-10-03 04:24:46,760 INFO L138 SettingsManager]: * Log level for plugins=info [2019-10-03 04:24:46,761 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-03 04:24:46,761 INFO L138 SettingsManager]: * User list type=DISABLED [2019-10-03 04:24:46,761 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-10-03 04:24:46,761 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-10-03 04:24:46,761 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-10-03 04:24:46,762 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-10-03 04:24:46,762 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-03 04:24:46,763 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-03 04:24:46,763 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-03 04:24:46,763 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-03 04:24:46,763 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-03 04:24:46,763 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-03 04:24:46,764 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-03 04:24:46,764 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-03 04:24:46,764 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-03 04:24:46,765 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-03 04:24:46,765 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-03 04:24:46,766 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-10-03 04:24:46,766 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-03 04:24:46,766 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-03 04:24:46,766 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-03 04:24:46,766 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-03 04:24:46,767 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-10-03 04:24:46,767 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-03 04:24:46,767 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-03 04:24:46,767 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-10-03 04:24:46,805 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-03 04:24:46,820 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-03 04:24:46,827 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-03 04:24:46,829 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-03 04:24:46,830 INFO L275 PluginConnector]: CDTParser initialized [2019-10-03 04:24:46,831 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-multidimensional/diff-3-n-u.c [2019-10-03 04:24:46,909 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f5f4c7bdc/39bb6786150b4cbca8f5dd9047c2ba8b/FLAGd81eb101a [2019-10-03 04:24:47,423 INFO L306 CDTParser]: Found 1 translation units. [2019-10-03 04:24:47,423 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-multidimensional/diff-3-n-u.c [2019-10-03 04:24:47,433 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f5f4c7bdc/39bb6786150b4cbca8f5dd9047c2ba8b/FLAGd81eb101a [2019-10-03 04:24:47,799 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f5f4c7bdc/39bb6786150b4cbca8f5dd9047c2ba8b [2019-10-03 04:24:47,807 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-03 04:24:47,808 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-03 04:24:47,809 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-03 04:24:47,810 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-03 04:24:47,813 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-03 04:24:47,814 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.10 04:24:47" (1/1) ... [2019-10-03 04:24:47,817 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74a76cc9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 04:24:47, skipping insertion in model container [2019-10-03 04:24:47,817 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.10 04:24:47" (1/1) ... [2019-10-03 04:24:47,825 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-03 04:24:47,842 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-03 04:24:48,089 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-03 04:24:48,095 INFO L188 MainTranslator]: Completed pre-run [2019-10-03 04:24:48,221 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-03 04:24:48,241 INFO L192 MainTranslator]: Completed translation [2019-10-03 04:24:48,242 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 04:24:48 WrapperNode [2019-10-03 04:24:48,242 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-03 04:24:48,242 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-03 04:24:48,243 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-03 04:24:48,243 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-03 04:24:48,252 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 04:24:48" (1/1) ... [2019-10-03 04:24:48,253 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 04:24:48" (1/1) ... [2019-10-03 04:24:48,261 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 04:24:48" (1/1) ... [2019-10-03 04:24:48,261 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 04:24:48" (1/1) ... [2019-10-03 04:24:48,270 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 04:24:48" (1/1) ... [2019-10-03 04:24:48,278 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 04:24:48" (1/1) ... [2019-10-03 04:24:48,280 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 04:24:48" (1/1) ... [2019-10-03 04:24:48,283 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-03 04:24:48,283 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-03 04:24:48,283 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-03 04:24:48,284 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-03 04:24:48,284 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 04:24:48" (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 [2019-10-03 04:24:48,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-03 04:24:48,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-03 04:24:48,349 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-10-03 04:24:48,349 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-03 04:24:48,350 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-03 04:24:48,350 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-10-03 04:24:48,350 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-10-03 04:24:48,350 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-03 04:24:48,350 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-03 04:24:48,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-03 04:24:48,351 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-03 04:24:48,351 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-03 04:24:48,351 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-03 04:24:48,351 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-03 04:24:48,726 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-03 04:24:48,727 INFO L283 CfgBuilder]: Removed 9 assume(true) statements. [2019-10-03 04:24:48,728 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 04:24:48 BoogieIcfgContainer [2019-10-03 04:24:48,728 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-03 04:24:48,729 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-10-03 04:24:48,729 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-10-03 04:24:48,729 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-10-03 04:24:48,731 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 04:24:48" (1/1) ... [2019-10-03 04:24:48,775 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-10-03 04:24:48,854 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-10-03 04:24:48,859 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 32 variables. [2019-10-03 04:24:48,860 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-10-03 04:24:48,863 INFO L168 Benchmark]: Toolchain (without parser) took 1052.95 ms. Allocated memory was 134.2 MB in the beginning and 199.2 MB in the end (delta: 65.0 MB). Free memory was 88.3 MB in the beginning and 148.2 MB in the end (delta: -59.9 MB). Peak memory consumption was 5.1 MB. Max. memory is 7.1 GB. [2019-10-03 04:24:48,864 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 134.2 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. [2019-10-03 04:24:48,865 INFO L168 Benchmark]: CACSL2BoogieTranslator took 432.80 ms. Allocated memory was 134.2 MB in the beginning and 199.2 MB in the end (delta: 65.0 MB). Free memory was 88.1 MB in the beginning and 175.0 MB in the end (delta: -86.9 MB). Peak memory consumption was 24.2 MB. Max. memory is 7.1 GB. [2019-10-03 04:24:48,866 INFO L168 Benchmark]: Boogie Preprocessor took 40.39 ms. Allocated memory is still 199.2 MB. Free memory was 175.0 MB in the beginning and 172.7 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. [2019-10-03 04:24:48,867 INFO L168 Benchmark]: RCFGBuilder took 445.11 ms. Allocated memory is still 199.2 MB. Free memory was 172.7 MB in the beginning and 154.0 MB in the end (delta: 18.7 MB). Peak memory consumption was 18.7 MB. Max. memory is 7.1 GB. [2019-10-03 04:24:48,868 INFO L168 Benchmark]: Abstract Interpretation took 130.75 ms. Allocated memory is still 199.2 MB. Free memory was 153.4 MB in the beginning and 148.2 MB in the end (delta: 5.2 MB). Peak memory consumption was 5.2 MB. Max. memory is 7.1 GB. [2019-10-03 04:24:48,873 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 134.2 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 432.80 ms. Allocated memory was 134.2 MB in the beginning and 199.2 MB in the end (delta: 65.0 MB). Free memory was 88.1 MB in the beginning and 175.0 MB in the end (delta: -86.9 MB). Peak memory consumption was 24.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 40.39 ms. Allocated memory is still 199.2 MB. Free memory was 175.0 MB in the beginning and 172.7 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 445.11 ms. Allocated memory is still 199.2 MB. Free memory was 172.7 MB in the beginning and 154.0 MB in the end (delta: 18.7 MB). Peak memory consumption was 18.7 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 130.75 ms. Allocated memory is still 199.2 MB. Free memory was 153.4 MB in the beginning and 148.2 MB in the end (delta: 5.2 MB). Peak memory consumption was 5.2 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...