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/phases_true-unreach-call2_false-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-69f5bdd-m [2018-09-18 12:41:23,851 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-18 12:41:23,854 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-18 12:41:23,871 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-18 12:41:23,872 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-18 12:41:23,873 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-18 12:41:23,877 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-18 12:41:23,879 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-18 12:41:23,881 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-18 12:41:23,882 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-18 12:41:23,885 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-18 12:41:23,885 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-18 12:41:23,886 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-18 12:41:23,887 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-18 12:41:23,890 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-18 12:41:23,891 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-18 12:41:23,892 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-18 12:41:23,896 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-18 12:41:23,905 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-18 12:41:23,910 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-18 12:41:23,911 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-18 12:41:23,912 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-18 12:41:23,918 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-09-18 12:41:23,933 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 12:41:23,963 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-18 12:41:23,963 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-18 12:41:23,964 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-18 12:41:23,964 INFO L133 SettingsManager]: * User list type=DISABLED [2018-09-18 12:41:23,964 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-09-18 12:41:23,965 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-09-18 12:41:23,965 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-09-18 12:41:23,965 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-09-18 12:41:23,965 INFO L133 SettingsManager]: * Log string format=TERM [2018-09-18 12:41:23,970 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-09-18 12:41:23,970 INFO L133 SettingsManager]: * Parallel states before merging=1 [2018-09-18 12:41:23,970 INFO L133 SettingsManager]: * Interval Domain=false [2018-09-18 12:41:23,971 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-18 12:41:23,971 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-18 12:41:23,971 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-18 12:41:23,972 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-18 12:41:23,972 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-18 12:41:23,972 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-18 12:41:23,972 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-18 12:41:23,974 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-18 12:41:23,975 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-18 12:41:23,975 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-18 12:41:23,975 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-18 12:41:23,975 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-18 12:41:23,975 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-18 12:41:23,976 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-18 12:41:23,976 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-18 12:41:23,976 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-18 12:41:23,976 INFO L133 SettingsManager]: * Trace refinement strategy=TOOTHLESS_TAIPAN [2018-09-18 12:41:23,976 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-18 12:41:23,977 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-18 12:41:23,977 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-18 12:41:23,977 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-09-18 12:41:23,977 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-09-18 12:41:24,056 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-18 12:41:24,072 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-18 12:41:24,079 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-18 12:41:24,081 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-18 12:41:24,081 INFO L276 PluginConnector]: CDTParser initialized [2018-09-18 12:41:24,082 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-acceleration/phases_true-unreach-call2_false-termination.i [2018-09-18 12:41:24,446 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f9e76bf68/a5e07818e5484bd79fc7d42cd900cf3b/FLAGd35009770 [2018-09-18 12:41:24,615 INFO L277 CDTParser]: Found 1 translation units. [2018-09-18 12:41:24,616 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-acceleration/phases_true-unreach-call2_false-termination.i [2018-09-18 12:41:24,622 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f9e76bf68/a5e07818e5484bd79fc7d42cd900cf3b/FLAGd35009770 [2018-09-18 12:41:24,638 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f9e76bf68/a5e07818e5484bd79fc7d42cd900cf3b [2018-09-18 12:41:24,649 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-18 12:41:24,653 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-18 12:41:24,654 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-18 12:41:24,654 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-18 12:41:24,661 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-18 12:41:24,662 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 12:41:24" (1/1) ... [2018-09-18 12:41:24,665 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e8699f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:41:24, skipping insertion in model container [2018-09-18 12:41:24,665 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 12:41:24" (1/1) ... [2018-09-18 12:41:24,678 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-18 12:41:24,861 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-18 12:41:24,879 INFO L424 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-18 12:41:24,884 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-18 12:41:24,898 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:41:24 WrapperNode [2018-09-18 12:41:24,898 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-18 12:41:24,899 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-18 12:41:24,899 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-18 12:41:24,899 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-18 12:41:24,909 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:41:24" (1/1) ... [2018-09-18 12:41:24,915 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:41:24" (1/1) ... [2018-09-18 12:41:24,922 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-18 12:41:24,922 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-18 12:41:24,922 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-18 12:41:24,922 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-18 12:41:24,932 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:41:24" (1/1) ... [2018-09-18 12:41:24,933 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:41:24" (1/1) ... [2018-09-18 12:41:24,934 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:41:24" (1/1) ... [2018-09-18 12:41:24,934 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:41:24" (1/1) ... [2018-09-18 12:41:24,936 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:41:24" (1/1) ... [2018-09-18 12:41:24,942 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:41:24" (1/1) ... [2018-09-18 12:41:24,943 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:41:24" (1/1) ... [2018-09-18 12:41:24,944 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-18 12:41:24,945 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-18 12:41:24,945 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-18 12:41:24,945 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-18 12:41:24,946 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:41:24" (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 12:41:25,009 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-18 12:41:25,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-18 12:41:25,010 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-18 12:41:25,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-18 12:41:25,010 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-18 12:41:25,010 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-18 12:41:25,011 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-09-18 12:41:25,011 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-09-18 12:41:25,320 INFO L356 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-18 12:41:25,321 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 12:41:25 BoogieIcfgContainer [2018-09-18 12:41:25,321 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-18 12:41:25,322 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2018-09-18 12:41:25,322 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2018-09-18 12:41:25,322 INFO L276 PluginConnector]: Abstract Interpretation initialized [2018-09-18 12:41:25,323 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 12:41:25" (1/1) ... [2018-09-18 12:41:25,431 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=1) [2018-09-18 12:41:25,550 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-09-18 12:41:25,861 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-09-18 12:41:25,881 INFO L272 AbstractInterpreter]: Visited 24 different actions 123 times. Merged at 9 different actions 40 times. Widened at 1 different actions 2 times. Found 14 fixpoints after 3 different actions. Largest state had 5 variables. [2018-09-18 12:41:25,883 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2018-09-18 12:41:25,884 INFO L168 Benchmark]: Toolchain (without parser) took 1234.20 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 742.4 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -747.0 MB). There was no memory consumed. Max. memory is 7.1 GB. [2018-09-18 12:41:25,886 INFO L168 Benchmark]: CDTParser took 0.20 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. [2018-09-18 12:41:25,887 INFO L168 Benchmark]: CACSL2BoogieTranslator took 244.96 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: 13.2 MB). Peak memory consumption was 13.2 MB. Max. memory is 7.1 GB. [2018-09-18 12:41:25,888 INFO L168 Benchmark]: Boogie Procedure Inliner took 22.63 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 12:41:25,889 INFO L168 Benchmark]: Boogie Preprocessor took 22.36 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 12:41:25,889 INFO L168 Benchmark]: RCFGBuilder took 376.35 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 742.4 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -795.5 MB). Peak memory consumption was 26.5 MB. Max. memory is 7.1 GB. [2018-09-18 12:41:25,891 INFO L168 Benchmark]: Abstract Interpretation took 561.51 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: 35.3 MB). Peak memory consumption was 35.3 MB. Max. memory is 7.1 GB. [2018-09-18 12:41:25,896 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 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 244.96 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: 13.2 MB). Peak memory consumption was 13.2 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 22.63 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 22.36 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 376.35 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 742.4 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -795.5 MB). Peak memory consumption was 26.5 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 561.51 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: 35.3 MB). Peak memory consumption was 35.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 6]: 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] unsigned int x = 1; [L12] unsigned int y = __VERIFIER_nondet_uint(); [L13] COND FALSE !(!(y > 0)) [L14] COND FALSE !(x < y) [L21] CALL __VERIFIER_assert(x == y) [L5] COND TRUE !(cond) [L6] __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/phases_true-unreach-call2_false-termination.i_svcomp-Reach-64bit-ToothlessTaipan_Default-OldIcfg.epf_AbstractInterpretationCInline.xml/Csv-Benchmark-0-2018-09-18_12-41-25-908.csv Received shutdown request...