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_CON-OldIcfg.epf -i ../../../trunk/examples/svcomp/loop-invgen/nest-if3_true-unreach-call_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-3142e50-m [2018-09-10 22:04:21,669 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-10 22:04:21,671 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-10 22:04:21,684 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-10 22:04:21,684 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-10 22:04:21,685 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-10 22:04:21,686 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-10 22:04:21,688 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-10 22:04:21,690 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-10 22:04:21,691 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-10 22:04:21,692 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-10 22:04:21,692 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-10 22:04:21,693 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-10 22:04:21,694 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-10 22:04:21,695 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-10 22:04:21,696 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-10 22:04:21,697 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-10 22:04:21,699 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-10 22:04:21,701 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-10 22:04:21,703 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-10 22:04:21,704 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-10 22:04:21,705 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-10 22:04:21,708 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-09-10 22:04:21,717 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/taipanbench/svcomp-Reach-64bit-ToothlessTaipan_CON-OldIcfg.epf [2018-09-10 22:04:21,744 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-10 22:04:21,745 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-10 22:04:21,747 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-10 22:04:21,747 INFO L133 SettingsManager]: * User list type=DISABLED [2018-09-10 22:04:21,748 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-09-10 22:04:21,748 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-09-10 22:04:21,748 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-09-10 22:04:21,748 INFO L133 SettingsManager]: * Octagon Domain=false [2018-09-10 22:04:21,748 INFO L133 SettingsManager]: * Abstract domain=CongruenceDomain [2018-09-10 22:04:21,749 INFO L133 SettingsManager]: * Log string format=TERM [2018-09-10 22:04:21,749 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-09-10 22:04:21,749 INFO L133 SettingsManager]: * Interval Domain=false [2018-09-10 22:04:21,750 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-10 22:04:21,750 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-10 22:04:21,750 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-10 22:04:21,751 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-10 22:04:21,751 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-10 22:04:21,751 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-10 22:04:21,752 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-10 22:04:21,752 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-10 22:04:21,752 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-10 22:04:21,752 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-10 22:04:21,752 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-10 22:04:21,753 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-10 22:04:21,753 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-10 22:04:21,753 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-10 22:04:21,753 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-10 22:04:21,755 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-10 22:04:21,755 INFO L133 SettingsManager]: * Trace refinement strategy=TOOTHLESS_TAIPAN [2018-09-10 22:04:21,755 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-10 22:04:21,755 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-10 22:04:21,755 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-10 22:04:21,755 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-09-10 22:04:21,756 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-09-10 22:04:21,823 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-10 22:04:21,839 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-10 22:04:21,843 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-10 22:04:21,844 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-10 22:04:21,845 INFO L276 PluginConnector]: CDTParser initialized [2018-09-10 22:04:21,846 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-invgen/nest-if3_true-unreach-call_true-termination.i [2018-09-10 22:04:22,195 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/67120b2b3/0caf29fd0ebb4303a89cefdbd0c1b4b7/FLAGf4b16c92c [2018-09-10 22:04:22,404 INFO L276 CDTParser]: Found 1 translation units. [2018-09-10 22:04:22,406 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/nest-if3_true-unreach-call_true-termination.i [2018-09-10 22:04:22,413 INFO L324 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/67120b2b3/0caf29fd0ebb4303a89cefdbd0c1b4b7/FLAGf4b16c92c [2018-09-10 22:04:22,435 INFO L332 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/67120b2b3/0caf29fd0ebb4303a89cefdbd0c1b4b7 [2018-09-10 22:04:22,445 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-10 22:04:22,448 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-10 22:04:22,449 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-10 22:04:22,449 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-10 22:04:22,456 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-10 22:04:22,457 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.09 10:04:22" (1/1) ... [2018-09-10 22:04:22,460 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b38b8cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 10:04:22, skipping insertion in model container [2018-09-10 22:04:22,460 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.09 10:04:22" (1/1) ... [2018-09-10 22:04:22,629 INFO L180 PRDispatcher]: Starting pre-run dispatcher in SV-COMP mode [2018-09-10 22:04:22,681 INFO L175 PostProcessor]: Settings: Checked method=main [2018-09-10 22:04:22,701 INFO L431 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-10 22:04:22,707 INFO L175 PostProcessor]: Settings: Checked method=main [2018-09-10 22:04:22,721 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 10:04:22 WrapperNode [2018-09-10 22:04:22,721 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-10 22:04:22,722 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-10 22:04:22,722 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-10 22:04:22,722 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-10 22:04:22,732 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 10:04:22" (1/1) ... [2018-09-10 22:04:22,739 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 10:04:22" (1/1) ... [2018-09-10 22:04:22,746 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-10 22:04:22,747 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-10 22:04:22,747 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-10 22:04:22,747 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-10 22:04:22,758 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 10:04:22" (1/1) ... [2018-09-10 22:04:22,758 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 10:04:22" (1/1) ... [2018-09-10 22:04:22,759 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 10:04:22" (1/1) ... [2018-09-10 22:04:22,760 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 10:04:22" (1/1) ... [2018-09-10 22:04:22,762 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 10:04:22" (1/1) ... [2018-09-10 22:04:22,768 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 10:04:22" (1/1) ... [2018-09-10 22:04:22,769 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 10:04:22" (1/1) ... [2018-09-10 22:04:22,771 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-10 22:04:22,771 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-10 22:04:22,771 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-10 22:04:22,772 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-10 22:04:22,773 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 10:04:22" (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 22:04:22,848 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-10 22:04:22,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-10 22:04:22,848 INFO L130 BoogieDeclarations]: Found specification of procedure __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_loop_invgen_nest_if__true_unreach_call_true_termination_i____VERIFIER_assert [2018-09-10 22:04:22,849 INFO L138 BoogieDeclarations]: Found implementation of procedure __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_loop_invgen_nest_if__true_unreach_call_true_termination_i____VERIFIER_assert [2018-09-10 22:04:22,849 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-10 22:04:22,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-10 22:04:22,849 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-10 22:04:22,849 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-10 22:04:23,319 INFO L353 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-10 22:04:23,320 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.09 10:04:23 BoogieIcfgContainer [2018-09-10 22:04:23,320 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-10 22:04:23,321 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2018-09-10 22:04:23,321 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2018-09-10 22:04:23,322 INFO L276 PluginConnector]: Abstract Interpretation initialized [2018-09-10 22:04:23,323 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.09 10:04:23" (1/1) ... [2018-09-10 22:04:23,349 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CongruenceDomain (maxUnwinding=3, maxParallelStates=2) [2018-09-10 22:04:23,505 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-09-10 22:04:23,524 INFO L272 AbstractInterpreter]: Visited 35 different actions 120 times. Merged at 14 different actions 40 times. Never widened. Found 16 fixpoints after 7 different actions. Largest state had 10 variables. [2018-09-10 22:04:23,526 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2018-09-10 22:04:23,527 INFO L168 Benchmark]: Toolchain (without parser) took 1081.57 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 726.7 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -745.7 MB). There was no memory consumed. Max. memory is 7.1 GB. [2018-09-10 22:04:23,530 INFO L168 Benchmark]: CDTParser took 0.22 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 22:04:23,532 INFO L168 Benchmark]: CACSL2BoogieTranslator took 272.65 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 22:04:23,533 INFO L168 Benchmark]: Boogie Procedure Inliner took 24.52 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 22:04:23,534 INFO L168 Benchmark]: Boogie Preprocessor took 23.98 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 22:04:23,535 INFO L168 Benchmark]: RCFGBuilder took 549.14 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 726.7 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -773.8 MB). Peak memory consumption was 26.6 MB. Max. memory is 7.1 GB. [2018-09-10 22:04:23,536 INFO L168 Benchmark]: Abstract Interpretation took 204.96 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: 17.5 MB). Peak memory consumption was 17.5 MB. Max. memory is 7.1 GB. [2018-09-10 22:04:23,545 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 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 272.65 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 24.52 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 23.98 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 549.14 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 726.7 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -773.8 MB). Peak memory consumption was 26.6 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 204.96 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: 17.5 MB). Peak memory consumption was 17.5 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: [L11] int i,k,n,l; [L12] n = __VERIFIER_nondet_int() [L13] l = __VERIFIER_nondet_int() [L14] COND FALSE !(!(l>0)) [L15] COND FALSE !(!(l < 1000000)) [L16] COND FALSE !(!(n < 1000000)) [L17] k=1 [L17] COND TRUE k