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-BIN-BPP-RCFG.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Overflow-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/signedintegeroverflow-regression/PrefixDecrement_false-no-overflow.c.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-4ad093a [2018-11-26 02:31:52,638 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-26 02:31:52,640 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-26 02:31:52,653 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-26 02:31:52,653 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-26 02:31:52,654 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-26 02:31:52,655 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-26 02:31:52,657 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-26 02:31:52,659 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-26 02:31:52,660 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-26 02:31:52,661 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-26 02:31:52,661 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-26 02:31:52,662 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-26 02:31:52,663 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-26 02:31:52,664 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-26 02:31:52,665 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-26 02:31:52,666 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-26 02:31:52,670 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-26 02:31:52,676 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-26 02:31:52,680 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-26 02:31:52,684 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-26 02:31:52,686 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-26 02:31:52,691 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-26 02:31:52,692 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-26 02:31:52,692 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-26 02:31:52,697 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-26 02:31:52,698 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-26 02:31:52,699 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-26 02:31:52,700 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-26 02:31:52,701 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-26 02:31:52,701 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-26 02:31:52,702 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-26 02:31:52,702 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-26 02:31:52,702 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-26 02:31:52,703 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-26 02:31:52,704 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-26 02:31:52,705 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Overflow-64bit-Automizer_Default.epf [2018-11-26 02:31:52,729 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-26 02:31:52,731 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-26 02:31:52,732 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-26 02:31:52,732 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-26 02:31:52,732 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-26 02:31:52,733 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-26 02:31:52,733 INFO L133 SettingsManager]: * Use SBE=true [2018-11-26 02:31:52,733 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-26 02:31:52,733 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-26 02:31:52,734 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-26 02:31:52,734 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-26 02:31:52,734 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-26 02:31:52,734 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-26 02:31:52,734 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-26 02:31:52,735 INFO L133 SettingsManager]: * Check absence of signed integer overflows=true [2018-11-26 02:31:52,735 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-26 02:31:52,735 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-26 02:31:52,735 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-26 02:31:52,735 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-26 02:31:52,736 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-26 02:31:52,737 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-26 02:31:52,737 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-26 02:31:52,737 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-26 02:31:52,737 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-26 02:31:52,738 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-26 02:31:52,738 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-26 02:31:52,738 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-26 02:31:52,738 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-26 02:31:52,738 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-26 02:31:52,739 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-26 02:31:52,815 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-26 02:31:52,829 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-26 02:31:52,833 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-26 02:31:52,835 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-26 02:31:52,835 INFO L276 PluginConnector]: CDTParser initialized [2018-11-26 02:31:52,836 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/signedintegeroverflow-regression/PrefixDecrement_false-no-overflow.c.i [2018-11-26 02:31:52,898 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a75fd7f44/1614a312fc9149ce9bfb357916d4fb22/FLAG22c9a1986 [2018-11-26 02:31:53,436 INFO L307 CDTParser]: Found 1 translation units. [2018-11-26 02:31:53,437 INFO L161 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/signedintegeroverflow-regression/PrefixDecrement_false-no-overflow.c.i [2018-11-26 02:31:53,450 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a75fd7f44/1614a312fc9149ce9bfb357916d4fb22/FLAG22c9a1986 [2018-11-26 02:31:53,686 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a75fd7f44/1614a312fc9149ce9bfb357916d4fb22 [2018-11-26 02:31:53,696 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-26 02:31:53,698 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-11-26 02:31:53,699 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-26 02:31:53,699 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-26 02:31:53,703 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-26 02:31:53,705 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:31:53" (1/1) ... [2018-11-26 02:31:53,708 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@610bbd02 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:31:53, skipping insertion in model container [2018-11-26 02:31:53,708 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:31:53" (1/1) ... [2018-11-26 02:31:53,720 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-26 02:31:53,772 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-26 02:31:54,155 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-26 02:31:54,171 INFO L191 MainTranslator]: Completed pre-run [2018-11-26 02:31:54,248 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-26 02:31:54,310 INFO L195 MainTranslator]: Completed translation [2018-11-26 02:31:54,311 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:31:54 WrapperNode [2018-11-26 02:31:54,311 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-26 02:31:54,312 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-26 02:31:54,312 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-26 02:31:54,312 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-26 02:31:54,319 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:31:54" (1/1) ... [2018-11-26 02:31:54,401 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:31:54" (1/1) ... [2018-11-26 02:31:54,416 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-26 02:31:54,417 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-26 02:31:54,417 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-26 02:31:54,417 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-26 02:31:54,428 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:31:54" (1/1) ... [2018-11-26 02:31:54,428 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:31:54" (1/1) ... [2018-11-26 02:31:54,430 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:31:54" (1/1) ... [2018-11-26 02:31:54,430 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:31:54" (1/1) ... [2018-11-26 02:31:54,437 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:31:54" (1/1) ... [2018-11-26 02:31:54,438 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:31:54" (1/1) ... [2018-11-26 02:31:54,439 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:31:54" (1/1) ... [2018-11-26 02:31:54,441 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-26 02:31:54,442 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-26 02:31:54,442 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-26 02:31:54,442 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-26 02:31:54,443 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:31:54" (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 [2018-11-26 02:31:54,498 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-26 02:31:54,499 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-26 02:31:54,499 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-26 02:31:54,499 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-26 02:31:54,499 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-26 02:31:54,499 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-26 02:31:54,500 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-26 02:31:54,500 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-26 02:31:54,883 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-26 02:31:54,883 INFO L280 CfgBuilder]: Removed 0 assue(true) statements. [2018-11-26 02:31:54,884 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:31:54 BoogieIcfgContainer [2018-11-26 02:31:54,884 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-26 02:31:54,886 INFO L168 Benchmark]: Toolchain (without parser) took 1189.65 ms. Allocated memory was 1.5 GB in the beginning and 2.1 GB in the end (delta: 650.1 MB). Free memory was 1.4 GB in the beginning and 2.0 GB in the end (delta: -673.3 MB). There was no memory consumed. Max. memory is 7.1 GB. [2018-11-26 02:31:54,888 INFO L168 Benchmark]: CDTParser took 0.19 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. [2018-11-26 02:31:54,889 INFO L168 Benchmark]: CACSL2BoogieTranslator took 612.40 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-11-26 02:31:54,890 INFO L168 Benchmark]: Boogie Procedure Inliner took 104.76 ms. Allocated memory was 1.5 GB in the beginning and 2.1 GB in the end (delta: 650.1 MB). Free memory was 1.3 GB in the beginning and 2.1 GB in the end (delta: -733.1 MB). Peak memory consumption was 15.4 MB. Max. memory is 7.1 GB. [2018-11-26 02:31:54,891 INFO L168 Benchmark]: Boogie Preprocessor took 24.39 ms. Allocated memory is still 2.1 GB. Free memory was 2.1 GB in the beginning and 2.1 GB in the end (delta: 13.8 MB). Peak memory consumption was 13.8 MB. Max. memory is 7.1 GB. [2018-11-26 02:31:54,892 INFO L168 Benchmark]: RCFGBuilder took 442.78 ms. Allocated memory is still 2.1 GB. Free memory was 2.1 GB in the beginning and 2.0 GB in the end (delta: 24.9 MB). Peak memory consumption was 24.9 MB. Max. memory is 7.1 GB. [2018-11-26 02:31:54,897 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 0.19 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 612.40 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 104.76 ms. Allocated memory was 1.5 GB in the beginning and 2.1 GB in the end (delta: 650.1 MB). Free memory was 1.3 GB in the beginning and 2.1 GB in the end (delta: -733.1 MB). Peak memory consumption was 15.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 24.39 ms. Allocated memory is still 2.1 GB. Free memory was 2.1 GB in the beginning and 2.1 GB in the end (delta: 13.8 MB). Peak memory consumption was 13.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 442.78 ms. Allocated memory is still 2.1 GB. Free memory was 2.1 GB in the beginning and 2.0 GB in the end (delta: 24.9 MB). Peak memory consumption was 24.9 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...