java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data --generate-csv --csv-dir csv -tc ../../../trunk/examples/toolchains/AbstractInterpretationCInline.xml -s ../../../trunk/examples/settings/ai/taipanbench/svcomp-Reach-64bit-ToothlessTaipan_OCT-OldIcfg.epf -i ../../../trunk/examples/svcomp/loops/lu.cmp_true-unreach-call.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-69f5bdd-m [2018-09-18 19:28:08,818 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-18 19:28:08,820 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-18 19:28:08,834 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-18 19:28:08,834 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-18 19:28:08,836 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-18 19:28:08,839 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-18 19:28:08,841 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-18 19:28:08,844 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-18 19:28:08,845 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-18 19:28:08,850 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-18 19:28:08,850 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-18 19:28:08,851 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-18 19:28:08,852 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-18 19:28:08,854 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-18 19:28:08,854 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-18 19:28:08,855 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-18 19:28:08,857 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-18 19:28:08,859 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-18 19:28:08,861 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-18 19:28:08,862 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-18 19:28:08,863 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-18 19:28:08,865 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-09-18 19:28:08,874 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/taipanbench/svcomp-Reach-64bit-ToothlessTaipan_OCT-OldIcfg.epf [2018-09-18 19:28:08,891 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-18 19:28:08,892 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-18 19:28:08,893 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-18 19:28:08,893 INFO L133 SettingsManager]: * User list type=DISABLED [2018-09-18 19:28:08,893 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-09-18 19:28:08,893 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-09-18 19:28:08,894 INFO L133 SettingsManager]: * Congruence Domain=false [2018-09-18 19:28:08,894 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-09-18 19:28:08,894 INFO L133 SettingsManager]: * Abstract domain=OctagonDomain [2018-09-18 19:28:08,894 INFO L133 SettingsManager]: * Log string format=TERM [2018-09-18 19:28:08,894 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-09-18 19:28:08,895 INFO L133 SettingsManager]: * Parallel states before merging=1 [2018-09-18 19:28:08,895 INFO L133 SettingsManager]: * Interval Domain=false [2018-09-18 19:28:08,895 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-18 19:28:08,896 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-18 19:28:08,896 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-18 19:28:08,896 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-18 19:28:08,896 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-18 19:28:08,896 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-18 19:28:08,897 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-18 19:28:08,897 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-18 19:28:08,897 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-18 19:28:08,897 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-18 19:28:08,897 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-18 19:28:08,898 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-18 19:28:08,898 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-18 19:28:08,898 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-18 19:28:08,898 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-18 19:28:08,898 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-18 19:28:08,899 INFO L133 SettingsManager]: * Trace refinement strategy=TOOTHLESS_TAIPAN [2018-09-18 19:28:08,899 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-18 19:28:08,899 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-18 19:28:08,899 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-18 19:28:08,899 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-09-18 19:28:08,900 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-09-18 19:28:08,960 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-18 19:28:08,975 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-18 19:28:08,980 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-18 19:28:08,982 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-18 19:28:08,982 INFO L276 PluginConnector]: CDTParser initialized [2018-09-18 19:28:08,983 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/lu.cmp_true-unreach-call.i [2018-09-18 19:28:09,347 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a96f7c8f0/2ce796b38a8b44069b42a0af51ce68be/FLAGd4a7e6d1f [2018-09-18 19:28:09,507 INFO L277 CDTParser]: Found 1 translation units. [2018-09-18 19:28:09,508 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/lu.cmp_true-unreach-call.i [2018-09-18 19:28:09,516 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a96f7c8f0/2ce796b38a8b44069b42a0af51ce68be/FLAGd4a7e6d1f [2018-09-18 19:28:09,533 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a96f7c8f0/2ce796b38a8b44069b42a0af51ce68be [2018-09-18 19:28:09,545 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-18 19:28:09,548 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-18 19:28:09,549 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-18 19:28:09,550 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-18 19:28:09,557 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-18 19:28:09,558 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 07:28:09" (1/1) ... [2018-09-18 19:28:09,561 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28e2be10 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 07:28:09, skipping insertion in model container [2018-09-18 19:28:09,561 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 07:28:09" (1/1) ... [2018-09-18 19:28:09,574 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-18 19:28:09,804 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-18 19:28:10,010 INFO L424 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-18 19:28:10,045 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-18 19:28:10,162 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 07:28:10 WrapperNode [2018-09-18 19:28:10,162 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-18 19:28:10,163 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-18 19:28:10,163 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-18 19:28:10,163 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-18 19:28:10,173 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 07:28:10" (1/1) ... [2018-09-18 19:28:10,215 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 07:28:10" (1/1) ... [2018-09-18 19:28:10,226 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-18 19:28:10,227 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-18 19:28:10,227 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-18 19:28:10,227 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-18 19:28:10,239 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 07:28:10" (1/1) ... [2018-09-18 19:28:10,239 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 07:28:10" (1/1) ... [2018-09-18 19:28:10,248 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 07:28:10" (1/1) ... [2018-09-18 19:28:10,248 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 07:28:10" (1/1) ... [2018-09-18 19:28:10,330 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 07:28:10" (1/1) ... [2018-09-18 19:28:10,382 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 07:28:10" (1/1) ... [2018-09-18 19:28:10,400 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 07:28:10" (1/1) ... [2018-09-18 19:28:10,417 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-18 19:28:10,418 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-18 19:28:10,418 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-18 19:28:10,418 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-18 19:28:10,420 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 07:28:10" (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 [2018-09-18 19:28:10,662 INFO L130 BoogieDeclarations]: Found specification of procedure ludcmp [2018-09-18 19:28:10,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ludcmp [2018-09-18 19:28:10,662 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-18 19:28:10,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-18 19:28:10,663 INFO L130 BoogieDeclarations]: Found specification of procedure fabs [2018-09-18 19:28:10,663 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs [2018-09-18 19:28:10,663 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-18 19:28:10,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-18 19:28:10,663 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-18 19:28:10,663 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-18 19:28:10,664 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-09-18 19:28:10,664 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-09-18 19:28:21,995 INFO L356 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-18 19:28:21,996 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 07:28:21 BoogieIcfgContainer [2018-09-18 19:28:21,996 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-18 19:28:21,997 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2018-09-18 19:28:21,997 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2018-09-18 19:28:21,998 INFO L276 PluginConnector]: Abstract Interpretation initialized [2018-09-18 19:28:21,998 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 07:28:21" (1/1) ... [2018-09-18 19:28:22,090 INFO L101 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=1) [2018-09-18 19:28:22,820 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-18 19:28:22,827 INFO L272 AbstractInterpreter]: Visited 100 different actions 868 times. Merged at 63 different actions 451 times. Widened at 18 different actions 79 times. Found 114 fixpoints after 27 different actions. Largest state had 28 variables. [2018-09-18 19:28:22,830 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2018-09-18 19:28:22,831 INFO L168 Benchmark]: Toolchain (without parser) took 13285.67 ms. Allocated memory was 1.5 GB in the beginning and 2.8 GB in the end (delta: 1.2 GB). Free memory was 1.4 GB in the beginning and 1.7 GB in the end (delta: -286.7 MB). Peak memory consumption was 959.0 MB. Max. memory is 7.1 GB. [2018-09-18 19:28:22,833 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-18 19:28:22,834 INFO L168 Benchmark]: CACSL2BoogieTranslator took 612.95 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB. [2018-09-18 19:28:22,835 INFO L168 Benchmark]: Boogie Procedure Inliner took 63.55 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-18 19:28:22,836 INFO L168 Benchmark]: Boogie Preprocessor took 191.12 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. [2018-09-18 19:28:22,836 INFO L168 Benchmark]: RCFGBuilder took 11578.41 ms. Allocated memory was 1.5 GB in the beginning and 2.8 GB in the end (delta: 1.2 GB). Free memory was 1.4 GB in the beginning and 1.9 GB in the end (delta: -565.7 MB). Peak memory consumption was 1.0 GB. Max. memory is 7.1 GB. [2018-09-18 19:28:22,838 INFO L168 Benchmark]: Abstract Interpretation took 833.01 ms. Allocated memory is still 2.8 GB. Free memory was 1.9 GB in the beginning and 1.7 GB in the end (delta: 226.2 MB). Peak memory consumption was 226.2 MB. Max. memory is 7.1 GB. [2018-09-18 19:28:22,843 INFO L336 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 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 612.95 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 63.55 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 191.12 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 11578.41 ms. Allocated memory was 1.5 GB in the beginning and 2.8 GB in the end (delta: 1.2 GB). Free memory was 1.4 GB in the beginning and 1.9 GB in the end (delta: -565.7 MB). Peak memory consumption was 1.0 GB. Max. memory is 7.1 GB. * Abstract Interpretation took 833.01 ms. Allocated memory is still 2.8 GB. Free memory was 1.9 GB in the beginning and 1.7 GB in the end (delta: 226.2 MB). Peak memory consumption was 226.2 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! Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/lu.cmp_true-unreach-call.i_svcomp-Reach-64bit-ToothlessTaipan_OCT-OldIcfg.epf_AbstractInterpretationCInline.xml/Csv-Benchmark-0-2018-09-18_19-28-22-857.csv Received shutdown request...