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-dace188-m [2018-09-15 02:42:23,192 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-15 02:42:23,194 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-15 02:42:23,207 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-15 02:42:23,207 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-15 02:42:23,208 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-15 02:42:23,209 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-15 02:42:23,211 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-15 02:42:23,213 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-15 02:42:23,214 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-15 02:42:23,214 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-15 02:42:23,215 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-15 02:42:23,216 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-15 02:42:23,217 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-15 02:42:23,218 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-15 02:42:23,219 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-15 02:42:23,220 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-15 02:42:23,221 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-15 02:42:23,224 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-15 02:42:23,225 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-15 02:42:23,226 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-15 02:42:23,228 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-15 02:42:23,230 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-09-15 02:42:23,239 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 [2018-09-15 02:42:23,254 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-15 02:42:23,255 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-15 02:42:23,256 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-15 02:42:23,256 INFO L133 SettingsManager]: * User list type=DISABLED [2018-09-15 02:42:23,256 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-09-15 02:42:23,256 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-09-15 02:42:23,256 INFO L133 SettingsManager]: * Congruence Domain=false [2018-09-15 02:42:23,257 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-09-15 02:42:23,257 INFO L133 SettingsManager]: * Abstract domain=OctagonDomain [2018-09-15 02:42:23,257 INFO L133 SettingsManager]: * Log string format=TERM [2018-09-15 02:42:23,257 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-09-15 02:42:23,257 INFO L133 SettingsManager]: * Interval Domain=false [2018-09-15 02:42:23,258 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-15 02:42:23,258 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-15 02:42:23,259 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-15 02:42:23,259 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-15 02:42:23,259 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-15 02:42:23,259 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-15 02:42:23,259 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-15 02:42:23,260 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-15 02:42:23,260 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-15 02:42:23,260 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-15 02:42:23,260 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-15 02:42:23,260 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-15 02:42:23,261 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-15 02:42:23,261 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-15 02:42:23,261 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-15 02:42:23,261 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-15 02:42:23,262 INFO L133 SettingsManager]: * Trace refinement strategy=TOOTHLESS_TAIPAN [2018-09-15 02:42:23,262 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-15 02:42:23,262 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-15 02:42:23,262 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-15 02:42:23,262 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-09-15 02:42:23,262 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-09-15 02:42:23,321 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-15 02:42:23,335 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-15 02:42:23,338 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-15 02:42:23,340 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-15 02:42:23,341 INFO L276 PluginConnector]: CDTParser initialized [2018-09-15 02:42:23,342 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/lu.cmp_true-unreach-call.i [2018-09-15 02:42:23,685 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/41dfb98f0/58aae8483b0841f0990e57909d2caac6/FLAGeb3fbcb8b [2018-09-15 02:42:23,865 INFO L277 CDTParser]: Found 1 translation units. [2018-09-15 02:42:23,866 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/lu.cmp_true-unreach-call.i [2018-09-15 02:42:23,873 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/41dfb98f0/58aae8483b0841f0990e57909d2caac6/FLAGeb3fbcb8b [2018-09-15 02:42:23,891 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/41dfb98f0/58aae8483b0841f0990e57909d2caac6 [2018-09-15 02:42:23,901 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-15 02:42:23,904 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-15 02:42:23,906 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-15 02:42:23,906 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-15 02:42:23,913 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-15 02:42:23,914 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.09 02:42:23" (1/1) ... [2018-09-15 02:42:23,917 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14d0561 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 02:42:23, skipping insertion in model container [2018-09-15 02:42:23,917 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.09 02:42:23" (1/1) ... [2018-09-15 02:42:23,929 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-15 02:42:24,162 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-15 02:42:24,320 INFO L424 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-15 02:42:24,349 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-15 02:42:24,443 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 02:42:24 WrapperNode [2018-09-15 02:42:24,444 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-15 02:42:24,445 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-15 02:42:24,445 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-15 02:42:24,445 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-15 02:42:24,456 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 02:42:24" (1/1) ... [2018-09-15 02:42:24,503 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 02:42:24" (1/1) ... [2018-09-15 02:42:24,511 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-15 02:42:24,511 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-15 02:42:24,511 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-15 02:42:24,511 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-15 02:42:24,523 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 02:42:24" (1/1) ... [2018-09-15 02:42:24,523 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 02:42:24" (1/1) ... [2018-09-15 02:42:24,531 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 02:42:24" (1/1) ... [2018-09-15 02:42:24,532 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 02:42:24" (1/1) ... [2018-09-15 02:42:24,619 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 02:42:24" (1/1) ... [2018-09-15 02:42:24,666 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 02:42:24" (1/1) ... [2018-09-15 02:42:24,683 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 02:42:24" (1/1) ... [2018-09-15 02:42:24,699 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-15 02:42:24,700 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-15 02:42:24,700 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-15 02:42:24,701 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-15 02:42:24,702 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 02:42:24" (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 [2018-09-15 02:42:24,952 INFO L130 BoogieDeclarations]: Found specification of procedure ludcmp [2018-09-15 02:42:24,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ludcmp [2018-09-15 02:42:24,952 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-15 02:42:24,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-15 02:42:24,953 INFO L130 BoogieDeclarations]: Found specification of procedure fabs [2018-09-15 02:42:24,953 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs [2018-09-15 02:42:24,953 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-15 02:42:24,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-15 02:42:24,954 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-15 02:42:24,954 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-15 02:42:24,954 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-09-15 02:42:24,954 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-09-15 02:42:36,311 INFO L353 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-15 02:42:36,311 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.09 02:42:36 BoogieIcfgContainer [2018-09-15 02:42:36,311 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-15 02:42:36,312 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2018-09-15 02:42:36,312 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2018-09-15 02:42:36,313 INFO L276 PluginConnector]: Abstract Interpretation initialized [2018-09-15 02:42:36,314 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.09 02:42:36" (1/1) ... [2018-09-15 02:42:36,455 INFO L101 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2018-09-15 02:42:37,267 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-15 02:42:37,274 INFO L272 AbstractInterpreter]: Visited 100 different actions 916 times. Merged at 63 different actions 481 times. Widened at 18 different actions 84 times. Found 121 fixpoints after 28 different actions. Largest state had 28 variables. [2018-09-15 02:42:37,277 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2018-09-15 02:42:37,278 INFO L168 Benchmark]: Toolchain (without parser) took 13376.47 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: -219.7 MB). Peak memory consumption was 1.0 GB. Max. memory is 7.1 GB. [2018-09-15 02:42:37,281 INFO L168 Benchmark]: CDTParser took 0.23 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. [2018-09-15 02:42:37,281 INFO L168 Benchmark]: CACSL2BoogieTranslator took 538.61 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. [2018-09-15 02:42:37,282 INFO L168 Benchmark]: Boogie Procedure Inliner took 66.06 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. [2018-09-15 02:42:37,283 INFO L168 Benchmark]: Boogie Preprocessor took 188.62 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: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-09-15 02:42:37,284 INFO L168 Benchmark]: RCFGBuilder took 11611.45 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: -553.8 MB). Peak memory consumption was 1.0 GB. Max. memory is 7.1 GB. [2018-09-15 02:42:37,285 INFO L168 Benchmark]: Abstract Interpretation took 965.04 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: 270.6 MB). Peak memory consumption was 270.6 MB. Max. memory is 7.1 GB. [2018-09-15 02:42:37,290 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 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 538.61 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 66.06 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 188.62 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: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 11611.45 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: -553.8 MB). Peak memory consumption was 1.0 GB. Max. memory is 7.1 GB. * Abstract Interpretation took 965.04 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: 270.6 MB). Peak memory consumption was 270.6 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-0-2018-09-15_02-42-37-304.csv Received shutdown request...