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/count_up_down_true-unreach-call_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-ddc4263 [2018-08-07 21:16:18,328 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-08-07 21:16:18,331 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-08-07 21:16:18,349 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-08-07 21:16:18,349 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-08-07 21:16:18,351 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-08-07 21:16:18,352 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-08-07 21:16:18,355 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-08-07 21:16:18,357 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-08-07 21:16:18,358 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-08-07 21:16:18,367 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-08-07 21:16:18,367 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-08-07 21:16:18,368 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-08-07 21:16:18,370 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-08-07 21:16:18,371 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-08-07 21:16:18,374 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-08-07 21:16:18,377 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-08-07 21:16:18,378 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-08-07 21:16:18,385 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-08-07 21:16:18,387 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-08-07 21:16:18,389 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-08-07 21:16:18,391 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-08-07 21:16:18,396 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-08-07 21:16:18,410 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 [2018-08-07 21:16:18,438 INFO L110 SettingsManager]: Loading preferences was successful [2018-08-07 21:16:18,438 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-08-07 21:16:18,439 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-08-07 21:16:18,439 INFO L133 SettingsManager]: * User list type=DISABLED [2018-08-07 21:16:18,439 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-08-07 21:16:18,440 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-08-07 21:16:18,440 INFO L133 SettingsManager]: * Congruence Domain=false [2018-08-07 21:16:18,440 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-08-07 21:16:18,440 INFO L133 SettingsManager]: * Abstract domain=OctagonDomain [2018-08-07 21:16:18,440 INFO L133 SettingsManager]: * Log string format=TERM [2018-08-07 21:16:18,440 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-08-07 21:16:18,441 INFO L133 SettingsManager]: * Interval Domain=false [2018-08-07 21:16:18,442 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-08-07 21:16:18,442 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-08-07 21:16:18,442 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-08-07 21:16:18,445 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-08-07 21:16:18,445 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-08-07 21:16:18,445 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-08-07 21:16:18,447 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-08-07 21:16:18,447 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-08-07 21:16:18,447 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-08-07 21:16:18,447 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-08-07 21:16:18,447 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-08-07 21:16:18,448 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-08-07 21:16:18,448 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-08-07 21:16:18,448 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-08-07 21:16:18,448 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-08-07 21:16:18,449 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-08-07 21:16:18,449 INFO L133 SettingsManager]: * Trace refinement strategy=TOOTHLESS_TAIPAN [2018-08-07 21:16:18,449 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-08-07 21:16:18,449 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-08-07 21:16:18,450 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-08-07 21:16:18,450 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-08-07 21:16:18,450 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-08-07 21:16:18,516 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-08-07 21:16:18,533 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-08-07 21:16:18,540 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-08-07 21:16:18,542 INFO L271 PluginConnector]: Initializing CDTParser... [2018-08-07 21:16:18,542 INFO L276 PluginConnector]: CDTParser initialized [2018-08-07 21:16:18,543 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/count_up_down_true-unreach-call_true-termination.i [2018-08-07 21:16:18,920 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a1b6d4cfd/9117cb8fd439486fb39f4d4169c7fbe6/FLAG4df0c2279 [2018-08-07 21:16:19,099 INFO L276 CDTParser]: Found 1 translation units. [2018-08-07 21:16:19,100 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/count_up_down_true-unreach-call_true-termination.i [2018-08-07 21:16:19,106 INFO L324 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a1b6d4cfd/9117cb8fd439486fb39f4d4169c7fbe6/FLAG4df0c2279 [2018-08-07 21:16:19,120 INFO L332 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a1b6d4cfd/9117cb8fd439486fb39f4d4169c7fbe6 [2018-08-07 21:16:19,130 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-08-07 21:16:19,132 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-08-07 21:16:19,133 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-08-07 21:16:19,133 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-08-07 21:16:19,140 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-08-07 21:16:19,141 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.08 09:16:19" (1/1) ... [2018-08-07 21:16:19,144 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ab0af3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 09:16:19, skipping insertion in model container [2018-08-07 21:16:19,144 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.08 09:16:19" (1/1) ... [2018-08-07 21:16:19,299 INFO L179 PRDispatcher]: Starting pre-run dispatcher in SV-COMP mode [2018-08-07 21:16:19,341 INFO L175 PostProcessor]: Settings: Checked method=main [2018-08-07 21:16:19,356 INFO L422 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-08-07 21:16:19,360 INFO L175 PostProcessor]: Settings: Checked method=main [2018-08-07 21:16:19,374 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 09:16:19 WrapperNode [2018-08-07 21:16:19,374 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-08-07 21:16:19,375 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-08-07 21:16:19,376 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-08-07 21:16:19,376 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-08-07 21:16:19,387 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 09:16:19" (1/1) ... [2018-08-07 21:16:19,393 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 09:16:19" (1/1) ... [2018-08-07 21:16:19,400 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-08-07 21:16:19,401 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-08-07 21:16:19,401 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-08-07 21:16:19,401 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-08-07 21:16:19,412 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 09:16:19" (1/1) ... [2018-08-07 21:16:19,412 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 09:16:19" (1/1) ... [2018-08-07 21:16:19,413 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 09:16:19" (1/1) ... [2018-08-07 21:16:19,413 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 09:16:19" (1/1) ... [2018-08-07 21:16:19,415 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 09:16:19" (1/1) ... [2018-08-07 21:16:19,420 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 09:16:19" (1/1) ... [2018-08-07 21:16:19,422 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 09:16:19" (1/1) ... [2018-08-07 21:16:19,423 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-08-07 21:16:19,424 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-08-07 21:16:19,424 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-08-07 21:16:19,424 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-08-07 21:16:19,425 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 09:16:19" (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 21:16:19,502 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-08-07 21:16:19,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-08-07 21:16:19,503 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-08-07 21:16:19,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-08-07 21:16:19,503 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-08-07 21:16:19,503 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-08-07 21:16:19,503 INFO L130 BoogieDeclarations]: Found specification of procedure __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_loops_count_up_down_true_unreach_call_true_termination_i____VERIFIER_assert [2018-08-07 21:16:19,504 INFO L138 BoogieDeclarations]: Found implementation of procedure __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_loops_count_up_down_true_unreach_call_true_termination_i____VERIFIER_assert [2018-08-07 21:16:19,976 INFO L273 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-08-07 21:16:19,977 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.08 09:16:19 BoogieIcfgContainer [2018-08-07 21:16:19,977 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-08-07 21:16:19,978 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2018-08-07 21:16:19,978 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2018-08-07 21:16:19,978 INFO L276 PluginConnector]: Abstract Interpretation initialized [2018-08-07 21:16:19,979 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.08 09:16:19" (1/1) ... [2018-08-07 21:16:20,027 INFO L101 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2018-08-07 21:16:20,097 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-08-07 21:16:20,247 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-08-07 21:16:20,264 INFO L272 AbstractInterpreter]: Visited 20 different actions 118 times. Merged at 5 different actions 35 times. Widened at 1 different actions 3 times. Found 8 fixpoints after 2 different actions. Largest state had 7 variables. [2018-08-07 21:16:20,266 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2018-08-07 21:16:20,267 INFO L168 Benchmark]: Toolchain (without parser) took 1136.78 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 733.0 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -752.7 MB). There was no memory consumed. Max. memory is 7.1 GB. [2018-08-07 21:16:20,270 INFO L168 Benchmark]: CDTParser took 0.19 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 21:16:20,271 INFO L168 Benchmark]: CACSL2BoogieTranslator took 241.81 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 21:16:20,272 INFO L168 Benchmark]: Boogie Procedure Inliner took 25.13 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 21:16:20,272 INFO L168 Benchmark]: Boogie Preprocessor took 22.66 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 21:16:20,273 INFO L168 Benchmark]: RCFGBuilder took 553.46 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 733.0 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -777.3 MB). Peak memory consumption was 26.9 MB. Max. memory is 7.1 GB. [2018-08-07 21:16:20,274 INFO L168 Benchmark]: Abstract Interpretation took 288.83 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.2 GB in the end (delta: 14.0 MB). Peak memory consumption was 14.0 MB. Max. memory is 7.1 GB. [2018-08-07 21:16:20,280 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 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 241.81 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 25.13 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 22.66 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 553.46 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 733.0 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -777.3 MB). Peak memory consumption was 26.9 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 288.83 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.2 GB in the end (delta: 14.0 MB). Peak memory consumption was 14.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 5]: 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: [L13] unsigned int n = __VERIFIER_nondet_uint(); [L14] unsigned int x=n, y=0; [L14] unsigned int x=n, y=0; [L15] COND FALSE !(x>0) [L20] CALL __VERIFIER_assert(y==n) [L4] COND TRUE !(cond) [L5] __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/count_up_down_true-unreach-call_true-termination.i_svcomp-Reach-64bit-ToothlessTaipan_OCT-OldIcfg.epf_AbstractInterpretationCInline.xml/Csv-Benchmark-0-2018-08-07_21-16-20-293.csv Received shutdown request...