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_Default-OldIcfg.epf -i ../../../trunk/examples/svcomp/loops/string_true-unreach-call_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-ddc4263 [2018-08-07 13:31:54,551 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-08-07 13:31:54,554 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-08-07 13:31:54,572 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-08-07 13:31:54,572 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-08-07 13:31:54,574 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-08-07 13:31:54,576 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-08-07 13:31:54,578 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-08-07 13:31:54,580 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-08-07 13:31:54,582 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-08-07 13:31:54,584 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-08-07 13:31:54,585 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-08-07 13:31:54,587 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-08-07 13:31:54,588 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-08-07 13:31:54,590 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-08-07 13:31:54,596 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-08-07 13:31:54,597 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-08-07 13:31:54,599 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-08-07 13:31:54,600 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-08-07 13:31:54,602 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-08-07 13:31:54,603 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-08-07 13:31:54,604 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-08-07 13:31:54,606 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-08-07 13:31:54,614 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/taipanbench/svcomp-Reach-64bit-ToothlessTaipan_Default-OldIcfg.epf [2018-08-07 13:31:54,630 INFO L110 SettingsManager]: Loading preferences was successful [2018-08-07 13:31:54,631 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-08-07 13:31:54,631 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-08-07 13:31:54,632 INFO L133 SettingsManager]: * User list type=DISABLED [2018-08-07 13:31:54,632 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-08-07 13:31:54,632 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-08-07 13:31:54,632 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-08-07 13:31:54,633 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-08-07 13:31:54,633 INFO L133 SettingsManager]: * Log string format=TERM [2018-08-07 13:31:54,633 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-08-07 13:31:54,633 INFO L133 SettingsManager]: * Interval Domain=false [2018-08-07 13:31:54,634 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-08-07 13:31:54,634 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-08-07 13:31:54,634 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-08-07 13:31:54,634 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-08-07 13:31:54,634 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-08-07 13:31:54,635 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-08-07 13:31:54,635 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-08-07 13:31:54,635 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-08-07 13:31:54,635 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-08-07 13:31:54,635 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-08-07 13:31:54,636 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-08-07 13:31:54,636 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-08-07 13:31:54,636 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-08-07 13:31:54,636 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-08-07 13:31:54,637 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-08-07 13:31:54,637 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-08-07 13:31:54,637 INFO L133 SettingsManager]: * Trace refinement strategy=TOOTHLESS_TAIPAN [2018-08-07 13:31:54,637 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-08-07 13:31:54,637 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-08-07 13:31:54,637 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-08-07 13:31:54,638 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-08-07 13:31:54,638 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-08-07 13:31:54,704 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-08-07 13:31:54,717 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-08-07 13:31:54,721 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-08-07 13:31:54,722 INFO L271 PluginConnector]: Initializing CDTParser... [2018-08-07 13:31:54,722 INFO L276 PluginConnector]: CDTParser initialized [2018-08-07 13:31:54,723 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/string_true-unreach-call_true-termination.i [2018-08-07 13:31:55,072 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5d0af8523/9e4c89f4c101499faa237edf11bf3307/FLAG8e7d959e2 [2018-08-07 13:31:55,266 INFO L276 CDTParser]: Found 1 translation units. [2018-08-07 13:31:55,267 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/string_true-unreach-call_true-termination.i [2018-08-07 13:31:55,276 INFO L324 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5d0af8523/9e4c89f4c101499faa237edf11bf3307/FLAG8e7d959e2 [2018-08-07 13:31:55,302 INFO L332 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5d0af8523/9e4c89f4c101499faa237edf11bf3307 [2018-08-07 13:31:55,317 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-08-07 13:31:55,321 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-08-07 13:31:55,322 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-08-07 13:31:55,323 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-08-07 13:31:55,331 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-08-07 13:31:55,332 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.08 01:31:55" (1/1) ... [2018-08-07 13:31:55,336 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29fefffb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 01:31:55, skipping insertion in model container [2018-08-07 13:31:55,337 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.08 01:31:55" (1/1) ... [2018-08-07 13:31:55,546 INFO L179 PRDispatcher]: Starting pre-run dispatcher in SV-COMP mode [2018-08-07 13:31:55,600 INFO L175 PostProcessor]: Settings: Checked method=main [2018-08-07 13:31:55,618 INFO L422 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-08-07 13:31:55,629 INFO L175 PostProcessor]: Settings: Checked method=main [2018-08-07 13:31:55,646 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 01:31:55 WrapperNode [2018-08-07 13:31:55,647 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-08-07 13:31:55,648 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-08-07 13:31:55,648 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-08-07 13:31:55,648 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-08-07 13:31:55,658 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 01:31:55" (1/1) ... [2018-08-07 13:31:55,666 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 01:31:55" (1/1) ... [2018-08-07 13:31:55,673 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-08-07 13:31:55,673 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-08-07 13:31:55,673 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-08-07 13:31:55,674 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-08-07 13:31:55,684 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 01:31:55" (1/1) ... [2018-08-07 13:31:55,684 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 01:31:55" (1/1) ... [2018-08-07 13:31:55,686 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 01:31:55" (1/1) ... [2018-08-07 13:31:55,686 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 01:31:55" (1/1) ... [2018-08-07 13:31:55,689 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 01:31:55" (1/1) ... [2018-08-07 13:31:55,702 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 01:31:55" (1/1) ... [2018-08-07 13:31:55,703 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 01:31:55" (1/1) ... [2018-08-07 13:31:55,705 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-08-07 13:31:55,706 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-08-07 13:31:55,706 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-08-07 13:31:55,706 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-08-07 13:31:55,707 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 01:31:55" (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 [2018-08-07 13:31:55,762 INFO L130 BoogieDeclarations]: Found specification of procedure __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_loops_string_true_unreach_call_true_termination_i____VERIFIER_assert [2018-08-07 13:31:55,762 INFO L138 BoogieDeclarations]: Found implementation of procedure __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_loops_string_true_unreach_call_true_termination_i____VERIFIER_assert [2018-08-07 13:31:55,763 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-08-07 13:31:55,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-08-07 13:31:55,764 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-08-07 13:31:55,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-08-07 13:31:55,764 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-08-07 13:31:55,765 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-08-07 13:31:56,270 INFO L273 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-08-07 13:31:56,271 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.08 01:31:56 BoogieIcfgContainer [2018-08-07 13:31:56,271 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-08-07 13:31:56,272 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2018-08-07 13:31:56,272 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2018-08-07 13:31:56,272 INFO L276 PluginConnector]: Abstract Interpretation initialized [2018-08-07 13:31:56,273 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.08 01:31:56" (1/1) ... [2018-08-07 13:31:56,338 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=2) [2018-08-07 13:31:58,543 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-08-07 13:31:58,552 INFO L272 AbstractInterpreter]: Visited 47 different actions 1878 times. Merged at 23 different actions 894 times. Widened at 8 different actions 170 times. Found 333 fixpoints after 13 different actions. Largest state had 16 variables. [2018-08-07 13:31:58,555 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2018-08-07 13:31:58,558 INFO L168 Benchmark]: Toolchain (without parser) took 3240.37 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 721.9 MB). Free memory was 1.4 GB in the beginning and 1.7 GB in the end (delta: -255.7 MB). Peak memory consumption was 466.3 MB. Max. memory is 7.1 GB. [2018-08-07 13:31:58,560 INFO L168 Benchmark]: CDTParser took 0.17 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. [2018-08-07 13:31:58,561 INFO L168 Benchmark]: CACSL2BoogieTranslator took 324.74 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. [2018-08-07 13:31:58,562 INFO L168 Benchmark]: Boogie Procedure Inliner took 25.29 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. [2018-08-07 13:31:58,563 INFO L168 Benchmark]: Boogie Preprocessor took 32.08 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. [2018-08-07 13:31:58,564 INFO L168 Benchmark]: RCFGBuilder took 565.39 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 721.9 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -770.7 MB). Peak memory consumption was 26.9 MB. Max. memory is 7.1 GB. [2018-08-07 13:31:58,565 INFO L168 Benchmark]: Abstract Interpretation took 2284.63 ms. Allocated memory is still 2.2 GB. Free memory was 2.2 GB in the beginning and 1.7 GB in the end (delta: 504.4 MB). Peak memory consumption was 504.4 MB. Max. memory is 7.1 GB. [2018-08-07 13:31:58,570 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 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 324.74 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. * Boogie Procedure Inliner took 25.29 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 32.08 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. * RCFGBuilder took 565.39 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 721.9 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -770.7 MB). Peak memory consumption was 26.9 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 2284.63 ms. Allocated memory is still 2.2 GB. Free memory was 2.2 GB in the beginning and 1.7 GB in the end (delta: 504.4 MB). Peak memory consumption was 504.4 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: 6]: 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/string_true-unreach-call_true-termination.i_svcomp-Reach-64bit-ToothlessTaipan_Default-OldIcfg.epf_AbstractInterpretationCInline.xml/Csv-Benchmark-0-2018-08-07_13-31-58-584.csv Received shutdown request...