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/loop-acceleration/simple_true-unreach-call2_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-3142e50-m [2018-09-10 13:05:40,747 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-10 13:05:40,749 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-10 13:05:40,766 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-10 13:05:40,767 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-10 13:05:40,768 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-10 13:05:40,772 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-10 13:05:40,774 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-10 13:05:40,776 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-10 13:05:40,778 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-10 13:05:40,779 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-10 13:05:40,779 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-10 13:05:40,781 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-10 13:05:40,782 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-10 13:05:40,783 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-10 13:05:40,784 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-10 13:05:40,785 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-10 13:05:40,787 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-10 13:05:40,788 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-10 13:05:40,790 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-10 13:05:40,791 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-10 13:05:40,793 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-10 13:05:40,795 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-09-10 13:05:40,801 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-10 13:05:40,801 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-10 13:05:40,802 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-10 13:05:40,803 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-10 13:05:40,803 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 [2018-09-10 13:05:40,826 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-10 13:05:40,826 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-10 13:05:40,827 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-10 13:05:40,827 INFO L133 SettingsManager]: * User list type=DISABLED [2018-09-10 13:05:40,827 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-09-10 13:05:40,827 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-09-10 13:05:40,828 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-09-10 13:05:40,828 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-09-10 13:05:40,828 INFO L133 SettingsManager]: * Log string format=TERM [2018-09-10 13:05:40,828 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-09-10 13:05:40,828 INFO L133 SettingsManager]: * Interval Domain=false [2018-09-10 13:05:40,829 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-10 13:05:40,829 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-10 13:05:40,830 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-10 13:05:40,830 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-10 13:05:40,830 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-10 13:05:40,831 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-10 13:05:40,831 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-10 13:05:40,831 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-10 13:05:40,831 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-10 13:05:40,831 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-10 13:05:40,832 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-10 13:05:40,832 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-10 13:05:40,832 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-10 13:05:40,832 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-10 13:05:40,832 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-10 13:05:40,834 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-10 13:05:40,834 INFO L133 SettingsManager]: * Trace refinement strategy=TOOTHLESS_TAIPAN [2018-09-10 13:05:40,834 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-10 13:05:40,834 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-10 13:05:40,834 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-10 13:05:40,835 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-09-10 13:05:40,835 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-09-10 13:05:40,895 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-10 13:05:40,908 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-10 13:05:40,912 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-10 13:05:40,913 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-10 13:05:40,914 INFO L276 PluginConnector]: CDTParser initialized [2018-09-10 13:05:40,914 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-acceleration/simple_true-unreach-call2_true-termination.i [2018-09-10 13:05:41,271 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c4cb2f416/5d19bdcaa38c4ae9af9796f11f2dbab7/FLAG0da5f1f33 [2018-09-10 13:05:41,413 INFO L276 CDTParser]: Found 1 translation units. [2018-09-10 13:05:41,413 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-acceleration/simple_true-unreach-call2_true-termination.i [2018-09-10 13:05:41,422 INFO L324 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c4cb2f416/5d19bdcaa38c4ae9af9796f11f2dbab7/FLAG0da5f1f33 [2018-09-10 13:05:41,447 INFO L332 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c4cb2f416/5d19bdcaa38c4ae9af9796f11f2dbab7 [2018-09-10 13:05:41,459 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-10 13:05:41,462 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-10 13:05:41,464 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-10 13:05:41,465 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-10 13:05:41,474 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-10 13:05:41,475 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.09 01:05:41" (1/1) ... [2018-09-10 13:05:41,479 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41f79d7a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 01:05:41, skipping insertion in model container [2018-09-10 13:05:41,479 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.09 01:05:41" (1/1) ... [2018-09-10 13:05:41,652 INFO L180 PRDispatcher]: Starting pre-run dispatcher in SV-COMP mode [2018-09-10 13:05:41,690 INFO L175 PostProcessor]: Settings: Checked method=main [2018-09-10 13:05:41,709 INFO L431 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-10 13:05:41,712 INFO L175 PostProcessor]: Settings: Checked method=main [2018-09-10 13:05:41,726 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 01:05:41 WrapperNode [2018-09-10 13:05:41,726 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-10 13:05:41,727 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-10 13:05:41,727 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-10 13:05:41,727 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-10 13:05:41,737 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 01:05:41" (1/1) ... [2018-09-10 13:05:41,744 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 01:05:41" (1/1) ... [2018-09-10 13:05:41,750 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-10 13:05:41,751 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-10 13:05:41,751 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-10 13:05:41,751 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-10 13:05:41,761 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 01:05:41" (1/1) ... [2018-09-10 13:05:41,762 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 01:05:41" (1/1) ... [2018-09-10 13:05:41,762 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 01:05:41" (1/1) ... [2018-09-10 13:05:41,763 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 01:05:41" (1/1) ... [2018-09-10 13:05:41,764 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 01:05:41" (1/1) ... [2018-09-10 13:05:41,769 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 01:05:41" (1/1) ... [2018-09-10 13:05:41,770 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 01:05:41" (1/1) ... [2018-09-10 13:05:41,772 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-10 13:05:41,772 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-10 13:05:41,773 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-10 13:05:41,773 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-10 13:05:41,774 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 01:05:41" (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 [2018-09-10 13:05:41,847 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-10 13:05:41,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-10 13:05:41,848 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-10 13:05:41,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-10 13:05:41,848 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-10 13:05:41,848 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-10 13:05:41,849 INFO L130 BoogieDeclarations]: Found specification of procedure __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_loop_acceleration_simple_true_unreach_call__true_termination_i____VERIFIER_assert [2018-09-10 13:05:41,849 INFO L138 BoogieDeclarations]: Found implementation of procedure __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_loop_acceleration_simple_true_unreach_call__true_termination_i____VERIFIER_assert [2018-09-10 13:05:42,114 INFO L353 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-10 13:05:42,115 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.09 01:05:42 BoogieIcfgContainer [2018-09-10 13:05:42,115 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-10 13:05:42,116 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2018-09-10 13:05:42,116 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2018-09-10 13:05:42,116 INFO L276 PluginConnector]: Abstract Interpretation initialized [2018-09-10 13:05:42,117 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.09 01:05:42" (1/1) ... [2018-09-10 13:05:42,165 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=2) [2018-09-10 13:05:42,261 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-09-10 13:05:42,292 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-09-10 13:05:42,307 INFO L272 AbstractInterpreter]: Visited 20 different actions 20 times. Never merged. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 3 variables. [2018-09-10 13:05:42,309 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2018-09-10 13:05:42,310 INFO L168 Benchmark]: Toolchain (without parser) took 850.10 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 713.0 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -752.4 MB). There was no memory consumed. Max. memory is 7.1 GB. [2018-09-10 13:05:42,312 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. [2018-09-10 13:05:42,313 INFO L168 Benchmark]: CACSL2BoogieTranslator took 261.84 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. [2018-09-10 13:05:42,314 INFO L168 Benchmark]: Boogie Procedure Inliner took 23.49 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. [2018-09-10 13:05:42,315 INFO L168 Benchmark]: Boogie Preprocessor took 21.29 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. [2018-09-10 13:05:42,318 INFO L168 Benchmark]: RCFGBuilder took 342.52 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 713.0 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -765.0 MB). Peak memory consumption was 26.6 MB. Max. memory is 7.1 GB. [2018-09-10 13:05:42,319 INFO L168 Benchmark]: Abstract Interpretation took 193.44 ms. Allocated memory is still 2.2 GB. Free memory was 2.2 GB in the beginning and 2.2 GB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2018-09-10 13:05:42,329 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 261.84 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 23.49 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 21.29 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. * RCFGBuilder took 342.52 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 713.0 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -765.0 MB). Peak memory consumption was 26.6 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 193.44 ms. Allocated memory is still 2.2 GB. Free memory was 2.2 GB in the beginning and 2.2 GB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 4]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: abstract domain could reach this error location. Possible FailurePath: [L9] unsigned int x; [L10] COND FALSE !(x < 0x0fffffff) [L13] CALL __VERIFIER_assert(x >= 0x0fffffff) [L3] COND TRUE !(cond) [L4] __VERIFIER_error() RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/simple_true-unreach-call2_true-termination.i_svcomp-Reach-64bit-ToothlessTaipan_Default-OldIcfg.epf_AbstractInterpretationCInline.xml/Csv-Benchmark-0-2018-09-10_13-05-42-346.csv Received shutdown request...