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/loops/matrix-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-0883e75 [2019-09-05 13:34:19,766 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-05 13:34:19,768 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-05 13:34:19,781 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-05 13:34:19,781 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-05 13:34:19,782 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-05 13:34:19,784 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-05 13:34:19,785 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-05 13:34:19,787 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-05 13:34:19,788 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-05 13:34:19,789 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-05 13:34:19,790 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-05 13:34:19,791 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-05 13:34:19,792 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-05 13:34:19,793 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-05 13:34:19,794 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-05 13:34:19,795 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-05 13:34:19,796 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-05 13:34:19,798 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-05 13:34:19,800 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-05 13:34:19,801 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-05 13:34:19,802 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-05 13:34:19,803 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-05 13:34:19,804 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-05 13:34:19,806 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-05 13:34:19,809 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-05 13:34:19,810 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-05 13:34:19,811 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-05 13:34:19,811 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-05 13:34:19,813 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-05 13:34:19,813 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-05 13:34:19,816 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-05 13:34:19,816 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-05 13:34:19,816 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-05 13:34:19,817 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-05 13:34:19,818 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-05 13:34:19,821 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 [2019-09-05 13:34:19,853 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-05 13:34:19,853 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-05 13:34:19,856 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-05 13:34:19,856 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-05 13:34:19,857 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-05 13:34:19,857 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-05 13:34:19,857 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-05 13:34:19,857 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-05 13:34:19,858 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-05 13:34:19,858 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-05 13:34:19,861 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-05 13:34:19,862 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-05 13:34:19,862 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-05 13:34:19,862 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-05 13:34:19,862 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-05 13:34:19,863 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-05 13:34:19,863 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-05 13:34:19,863 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-05 13:34:19,863 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-05 13:34:19,863 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-05 13:34:19,864 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-05 13:34:19,864 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-05 13:34:19,864 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-05 13:34:19,865 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-05 13:34:19,865 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-05 13:34:19,866 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-05 13:34:19,866 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-05 13:34:19,866 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-05 13:34:19,867 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-05 13:34:19,867 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-05 13:34:19,927 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-05 13:34:19,942 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-05 13:34:19,947 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-05 13:34:19,949 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-05 13:34:19,949 INFO L275 PluginConnector]: CDTParser initialized [2019-09-05 13:34:19,950 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/matrix-1.c [2019-09-05 13:34:20,027 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ff31f51e/ff660dfd849249b2b1e4879a5be5af73/FLAG40e087e08 [2019-09-05 13:34:20,446 INFO L306 CDTParser]: Found 1 translation units. [2019-09-05 13:34:20,446 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/matrix-1.c [2019-09-05 13:34:20,452 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ff31f51e/ff660dfd849249b2b1e4879a5be5af73/FLAG40e087e08 [2019-09-05 13:34:20,822 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ff31f51e/ff660dfd849249b2b1e4879a5be5af73 [2019-09-05 13:34:20,838 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-05 13:34:20,842 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-05 13:34:20,843 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-05 13:34:20,843 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-05 13:34:20,847 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-05 13:34:20,848 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.09 01:34:20" (1/1) ... [2019-09-05 13:34:20,851 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@416c7d81 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 01:34:20, skipping insertion in model container [2019-09-05 13:34:20,851 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.09 01:34:20" (1/1) ... [2019-09-05 13:34:20,859 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-05 13:34:20,875 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-05 13:34:21,038 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-05 13:34:21,042 INFO L188 MainTranslator]: Completed pre-run [2019-09-05 13:34:21,079 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-05 13:34:21,097 INFO L192 MainTranslator]: Completed translation [2019-09-05 13:34:21,097 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 01:34:21 WrapperNode [2019-09-05 13:34:21,097 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-05 13:34:21,098 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-05 13:34:21,098 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-05 13:34:21,098 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-05 13:34:21,206 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 01:34:21" (1/1) ... [2019-09-05 13:34:21,208 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 01:34:21" (1/1) ... [2019-09-05 13:34:21,217 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 01:34:21" (1/1) ... [2019-09-05 13:34:21,217 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 01:34:21" (1/1) ... [2019-09-05 13:34:21,227 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 01:34:21" (1/1) ... [2019-09-05 13:34:21,235 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 01:34:21" (1/1) ... [2019-09-05 13:34:21,238 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 01:34:21" (1/1) ... [2019-09-05 13:34:21,242 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-05 13:34:21,248 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-05 13:34:21,248 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-05 13:34:21,248 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-05 13:34:21,249 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 01:34:21" (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 [2019-09-05 13:34:21,306 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-05 13:34:21,306 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-05 13:34:21,307 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-05 13:34:21,307 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-05 13:34:21,307 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-05 13:34:21,307 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-05 13:34:21,307 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-05 13:34:21,307 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-05 13:34:21,307 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-05 13:34:21,308 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-05 13:34:21,308 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-05 13:34:21,308 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-05 13:34:21,308 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-05 13:34:21,308 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-05 13:34:21,537 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-05 13:34:21,538 INFO L283 CfgBuilder]: Removed 2 assume(true) statements. [2019-09-05 13:34:21,539 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.09 01:34:21 BoogieIcfgContainer [2019-09-05 13:34:21,540 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-05 13:34:21,540 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-09-05 13:34:21,540 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-09-05 13:34:21,541 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-09-05 13:34:21,542 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.09 01:34:21" (1/1) ... [2019-09-05 13:34:21,573 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-09-05 13:34:21,670 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-09-05 13:34:21,677 INFO L272 AbstractInterpreter]: Visited 6 different actions 6 times. Never merged. Never widened. Performed 17 root evaluator evaluations with a maximum evaluation depth of 0. Performed 17 inverse root evaluator evaluations with a maximum inverse evaluation depth of 0. Never found a fixpoint. Largest state had 27 variables. [2019-09-05 13:34:21,677 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-09-05 13:34:21,681 INFO L168 Benchmark]: Toolchain (without parser) took 839.46 ms. Allocated memory was 139.5 MB in the beginning and 199.8 MB in the end (delta: 60.3 MB). Free memory was 87.4 MB in the beginning and 156.6 MB in the end (delta: -69.2 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-05 13:34:21,682 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 139.5 MB. Free memory was 105.4 MB in the beginning and 105.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-05 13:34:21,684 INFO L168 Benchmark]: CACSL2BoogieTranslator took 254.50 ms. Allocated memory is still 139.5 MB. Free memory was 87.2 MB in the beginning and 77.1 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 7.1 GB. [2019-09-05 13:34:21,686 INFO L168 Benchmark]: Boogie Preprocessor took 144.65 ms. Allocated memory was 139.5 MB in the beginning and 199.8 MB in the end (delta: 60.3 MB). Free memory was 77.1 MB in the beginning and 176.6 MB in the end (delta: -99.4 MB). Peak memory consumption was 11.3 MB. Max. memory is 7.1 GB. [2019-09-05 13:34:21,688 INFO L168 Benchmark]: RCFGBuilder took 291.87 ms. Allocated memory is still 199.8 MB. Free memory was 176.6 MB in the beginning and 162.1 MB in the end (delta: 14.4 MB). Peak memory consumption was 14.4 MB. Max. memory is 7.1 GB. [2019-09-05 13:34:21,689 INFO L168 Benchmark]: Abstract Interpretation took 137.09 ms. Allocated memory is still 199.8 MB. Free memory was 161.5 MB in the beginning and 156.6 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 7.1 GB. [2019-09-05 13:34:21,696 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 139.5 MB. Free memory was 105.4 MB in the beginning and 105.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 254.50 ms. Allocated memory is still 139.5 MB. Free memory was 87.2 MB in the beginning and 77.1 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 144.65 ms. Allocated memory was 139.5 MB in the beginning and 199.8 MB in the end (delta: 60.3 MB). Free memory was 77.1 MB in the beginning and 176.6 MB in the end (delta: -99.4 MB). Peak memory consumption was 11.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 291.87 ms. Allocated memory is still 199.8 MB. Free memory was 176.6 MB in the beginning and 162.1 MB in the end (delta: 14.4 MB). Peak memory consumption was 14.4 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 137.09 ms. Allocated memory is still 199.8 MB. Free memory was 161.5 MB in the beginning and 156.6 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 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...