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 0.1.23-69f5bdd-m [2018-09-18 12:41:12,853 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-18 12:41:12,855 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-18 12:41:12,867 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-18 12:41:12,868 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-18 12:41:12,869 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-18 12:41:12,870 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-18 12:41:12,872 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-18 12:41:12,874 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-18 12:41:12,875 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-18 12:41:12,876 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-18 12:41:12,876 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-18 12:41:12,877 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-18 12:41:12,879 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-18 12:41:12,880 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-18 12:41:12,881 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-18 12:41:12,882 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-18 12:41:12,884 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-18 12:41:12,886 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-18 12:41:12,887 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-18 12:41:12,889 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-18 12:41:12,890 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-18 12:41:12,893 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-09-18 12:41:12,903 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 [2018-09-18 12:41:12,924 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-18 12:41:12,924 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-18 12:41:12,925 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-18 12:41:12,925 INFO L133 SettingsManager]: * User list type=DISABLED [2018-09-18 12:41:12,926 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-09-18 12:41:12,926 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-09-18 12:41:12,926 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-09-18 12:41:12,926 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-09-18 12:41:12,926 INFO L133 SettingsManager]: * Log string format=TERM [2018-09-18 12:41:12,927 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-09-18 12:41:12,927 INFO L133 SettingsManager]: * Parallel states before merging=1 [2018-09-18 12:41:12,927 INFO L133 SettingsManager]: * Interval Domain=false [2018-09-18 12:41:12,928 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-18 12:41:12,928 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-18 12:41:12,928 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-18 12:41:12,928 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-18 12:41:12,929 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-18 12:41:12,929 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-18 12:41:12,929 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-18 12:41:12,929 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-18 12:41:12,930 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-18 12:41:12,930 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-18 12:41:12,930 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-18 12:41:12,930 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-18 12:41:12,930 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-18 12:41:12,931 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-18 12:41:12,931 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-18 12:41:12,931 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-18 12:41:12,931 INFO L133 SettingsManager]: * Trace refinement strategy=TOOTHLESS_TAIPAN [2018-09-18 12:41:12,931 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-18 12:41:12,931 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-18 12:41:12,932 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-18 12:41:12,932 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-09-18 12:41:12,932 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-09-18 12:41:12,984 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-18 12:41:12,998 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-18 12:41:13,001 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-18 12:41:13,003 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-18 12:41:13,004 INFO L276 PluginConnector]: CDTParser initialized [2018-09-18 12:41:13,005 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/string_true-unreach-call_true-termination.i [2018-09-18 12:41:13,364 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dc242d989/e5b303534554422597f40a2feb267b35/FLAGa100efebd [2018-09-18 12:41:13,541 INFO L277 CDTParser]: Found 1 translation units. [2018-09-18 12:41:13,542 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/string_true-unreach-call_true-termination.i [2018-09-18 12:41:13,553 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dc242d989/e5b303534554422597f40a2feb267b35/FLAGa100efebd [2018-09-18 12:41:13,579 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dc242d989/e5b303534554422597f40a2feb267b35 [2018-09-18 12:41:13,592 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-18 12:41:13,598 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-18 12:41:13,599 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-18 12:41:13,602 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-18 12:41:13,609 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-18 12:41:13,611 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 12:41:13" (1/1) ... [2018-09-18 12:41:13,614 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e2a0e6d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:41:13, skipping insertion in model container [2018-09-18 12:41:13,615 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 12:41:13" (1/1) ... [2018-09-18 12:41:13,627 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-18 12:41:13,875 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-18 12:41:13,897 INFO L424 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-18 12:41:13,910 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-18 12:41:13,925 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:41:13 WrapperNode [2018-09-18 12:41:13,926 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-18 12:41:13,927 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-18 12:41:13,927 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-18 12:41:13,927 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-18 12:41:13,939 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:41:13" (1/1) ... [2018-09-18 12:41:13,950 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:41:13" (1/1) ... [2018-09-18 12:41:13,957 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-18 12:41:13,958 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-18 12:41:13,958 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-18 12:41:13,959 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-18 12:41:13,970 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:41:13" (1/1) ... [2018-09-18 12:41:13,970 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:41:13" (1/1) ... [2018-09-18 12:41:13,971 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:41:13" (1/1) ... [2018-09-18 12:41:13,972 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:41:13" (1/1) ... [2018-09-18 12:41:13,975 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:41:13" (1/1) ... [2018-09-18 12:41:13,983 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:41:13" (1/1) ... [2018-09-18 12:41:13,984 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:41:13" (1/1) ... [2018-09-18 12:41:13,986 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-18 12:41:13,987 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-18 12:41:13,987 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-18 12:41:13,988 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-18 12:41:13,989 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:41:13" (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 12:41:14,160 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-18 12:41:14,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-18 12:41:14,161 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-18 12:41:14,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-18 12:41:14,161 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-18 12:41:14,162 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-18 12:41:14,162 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-09-18 12:41:14,162 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-09-18 12:41:14,703 INFO L356 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-18 12:41:14,703 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 12:41:14 BoogieIcfgContainer [2018-09-18 12:41:14,704 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-18 12:41:14,704 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2018-09-18 12:41:14,705 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2018-09-18 12:41:14,705 INFO L276 PluginConnector]: Abstract Interpretation initialized [2018-09-18 12:41:14,706 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 12:41:14" (1/1) ... [2018-09-18 12:41:14,759 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=1) [2018-09-18 12:41:16,300 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-18 12:41:16,308 INFO L272 AbstractInterpreter]: Visited 47 different actions 1794 times. Merged at 23 different actions 832 times. Widened at 8 different actions 173 times. Found 336 fixpoints after 13 different actions. Largest state had 16 variables. [2018-09-18 12:41:16,310 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2018-09-18 12:41:16,312 INFO L168 Benchmark]: Toolchain (without parser) took 2718.16 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 717.8 MB). Free memory was 1.4 GB in the beginning and 1.9 GB in the end (delta: -484.3 MB). Peak memory consumption was 233.5 MB. Max. memory is 7.1 GB. [2018-09-18 12:41:16,314 INFO L168 Benchmark]: CDTParser took 0.21 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 12:41:16,315 INFO L168 Benchmark]: CACSL2BoogieTranslator took 327.19 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 12:41:16,316 INFO L168 Benchmark]: Boogie Procedure Inliner took 30.92 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 12:41:16,317 INFO L168 Benchmark]: Boogie Preprocessor took 28.53 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 12:41:16,317 INFO L168 Benchmark]: RCFGBuilder took 716.58 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 717.8 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -764.7 MB). Peak memory consumption was 26.5 MB. Max. memory is 7.1 GB. [2018-09-18 12:41:16,319 INFO L168 Benchmark]: Abstract Interpretation took 1606.28 ms. Allocated memory is still 2.2 GB. Free memory was 2.2 GB in the beginning and 1.9 GB in the end (delta: 269.8 MB). Peak memory consumption was 269.8 MB. Max. memory is 7.1 GB. [2018-09-18 12:41:16,324 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 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. * CACSL2BoogieTranslator took 327.19 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 30.92 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 28.53 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 716.58 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 717.8 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -764.7 MB). Peak memory consumption was 26.5 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 1606.28 ms. Allocated memory is still 2.2 GB. Free memory was 2.2 GB in the beginning and 1.9 GB in the end (delta: 269.8 MB). Peak memory consumption was 269.8 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-0-2018-09-18_12-41-16-337.csv Received shutdown request...