java -ea -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 -tc ../../../trunk/examples/toolchains/C-BPP-RCFG.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/loop-acceleration/diamond_true-unreach-call2.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-66639aa [2018-11-20 09:57:20,438 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-20 09:57:20,441 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-20 09:57:20,453 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-20 09:57:20,453 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-20 09:57:20,455 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-20 09:57:20,456 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-20 09:57:20,458 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-20 09:57:20,461 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-20 09:57:20,461 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-20 09:57:20,463 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-20 09:57:20,464 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-20 09:57:20,465 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-20 09:57:20,466 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-20 09:57:20,468 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-20 09:57:20,471 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-20 09:57:20,472 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-20 09:57:20,475 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-20 09:57:20,477 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-20 09:57:20,487 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-20 09:57:20,492 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-20 09:57:20,493 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-20 09:57:20,495 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-11-20 09:57:20,509 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-20 09:57:20,509 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-20 09:57:20,510 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-20 09:57:20,511 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-20 09:57:20,511 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-20 09:57:20,540 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-20 09:57:20,541 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-20 09:57:20,542 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-20 09:57:20,542 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-20 09:57:20,542 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-20 09:57:20,543 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-20 09:57:20,543 INFO L133 SettingsManager]: * Use SBE=true [2018-11-20 09:57:20,543 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-20 09:57:20,543 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-20 09:57:20,544 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-20 09:57:20,544 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-20 09:57:20,544 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-20 09:57:20,544 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-20 09:57:20,544 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-20 09:57:20,544 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-20 09:57:20,545 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-20 09:57:20,545 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-20 09:57:20,545 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-20 09:57:20,545 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-20 09:57:20,545 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-20 09:57:20,546 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-20 09:57:20,546 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-20 09:57:20,546 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-20 09:57:20,546 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-20 09:57:20,546 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-20 09:57:20,547 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-20 09:57:20,547 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-20 09:57:20,547 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-20 09:57:20,547 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-20 09:57:20,547 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-20 09:57:20,548 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-20 09:57:20,610 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-20 09:57:20,628 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-20 09:57:20,633 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-20 09:57:20,635 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-20 09:57:20,635 INFO L276 PluginConnector]: CDTParser initialized [2018-11-20 09:57:20,636 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-acceleration/diamond_true-unreach-call2.i [2018-11-20 09:57:20,708 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/da1deeb1e/3945867e2819492883dfa1224570f09c/FLAGdfc39868a [2018-11-20 09:57:21,121 INFO L307 CDTParser]: Found 1 translation units. [2018-11-20 09:57:21,122 INFO L161 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-acceleration/diamond_true-unreach-call2.i [2018-11-20 09:57:21,128 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/da1deeb1e/3945867e2819492883dfa1224570f09c/FLAGdfc39868a [2018-11-20 09:57:21,495 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/da1deeb1e/3945867e2819492883dfa1224570f09c [2018-11-20 09:57:21,505 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-20 09:57:21,507 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2018-11-20 09:57:21,509 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-20 09:57:21,509 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-20 09:57:21,513 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-20 09:57:21,515 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 09:57:21" (1/1) ... [2018-11-20 09:57:21,518 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45a45193 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:57:21, skipping insertion in model container [2018-11-20 09:57:21,518 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 09:57:21" (1/1) ... [2018-11-20 09:57:21,530 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-20 09:57:21,555 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-20 09:57:21,819 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-20 09:57:21,824 INFO L191 MainTranslator]: Completed pre-run [2018-11-20 09:57:21,860 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-20 09:57:21,886 INFO L195 MainTranslator]: Completed translation [2018-11-20 09:57:21,887 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:57:21 WrapperNode [2018-11-20 09:57:21,887 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-20 09:57:21,889 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-20 09:57:21,889 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-20 09:57:21,889 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-20 09:57:21,906 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:57:21" (1/1) ... [2018-11-20 09:57:21,906 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:57:21" (1/1) ... [2018-11-20 09:57:21,913 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:57:21" (1/1) ... [2018-11-20 09:57:21,914 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:57:21" (1/1) ... [2018-11-20 09:57:21,932 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:57:21" (1/1) ... [2018-11-20 09:57:21,947 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:57:21" (1/1) ... [2018-11-20 09:57:21,950 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:57:21" (1/1) ... [2018-11-20 09:57:21,956 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-20 09:57:21,957 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-20 09:57:21,957 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-20 09:57:21,957 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-20 09:57:21,958 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:57:21" (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 [2018-11-20 09:57:22,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-20 09:57:22,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-20 09:57:22,093 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-20 09:57:22,094 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-20 09:57:22,094 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-20 09:57:22,094 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2018-11-20 09:57:22,094 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-20 09:57:22,094 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-20 09:57:22,094 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-20 09:57:22,094 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-20 09:57:22,911 INFO L271 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-20 09:57:22,912 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 09:57:22 BoogieIcfgContainer [2018-11-20 09:57:22,912 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-20 09:57:22,914 INFO L168 Benchmark]: Toolchain (without parser) took 1408.37 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 736.6 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -762.2 MB). Peak memory consumption was 36.7 MB. Max. memory is 7.1 GB. [2018-11-20 09:57:22,917 INFO L168 Benchmark]: CDTParser took 0.31 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. [2018-11-20 09:57:22,918 INFO L168 Benchmark]: CACSL2BoogieTranslator took 379.49 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. [2018-11-20 09:57:22,919 INFO L168 Benchmark]: Boogie Preprocessor took 67.74 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. [2018-11-20 09:57:22,920 INFO L168 Benchmark]: RCFGBuilder took 955.41 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 736.6 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -772.7 MB). Peak memory consumption was 26.1 MB. Max. memory is 7.1 GB. [2018-11-20 09:57:22,924 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - GenericResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 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 379.49 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 Preprocessor took 67.74 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 955.41 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 736.6 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -772.7 MB). Peak memory consumption was 26.1 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...