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/array-crafted/xor2_true-unreach-call.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-66639aa [2018-11-20 08:25:55,351 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-20 08:25:55,353 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-20 08:25:55,365 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-20 08:25:55,366 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-20 08:25:55,367 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-20 08:25:55,368 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-20 08:25:55,370 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-20 08:25:55,372 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-20 08:25:55,373 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-20 08:25:55,374 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-20 08:25:55,374 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-20 08:25:55,375 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-20 08:25:55,377 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-20 08:25:55,378 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-20 08:25:55,379 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-20 08:25:55,380 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-20 08:25:55,382 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-20 08:25:55,384 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-20 08:25:55,386 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-20 08:25:55,388 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-20 08:25:55,389 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-20 08:25:55,392 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-11-20 08:25:55,404 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-20 08:25:55,404 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-20 08:25:55,405 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-20 08:25:55,406 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-20 08:25:55,406 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 08:25:55,436 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-20 08:25:55,437 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-20 08:25:55,438 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-20 08:25:55,438 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-20 08:25:55,438 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-20 08:25:55,439 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-20 08:25:55,439 INFO L133 SettingsManager]: * Use SBE=true [2018-11-20 08:25:55,439 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-20 08:25:55,439 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-20 08:25:55,439 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-20 08:25:55,440 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-20 08:25:55,440 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-20 08:25:55,440 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-20 08:25:55,440 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-20 08:25:55,440 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-20 08:25:55,441 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-20 08:25:55,441 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-20 08:25:55,441 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-20 08:25:55,441 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-20 08:25:55,441 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-20 08:25:55,442 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-20 08:25:55,442 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-20 08:25:55,442 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-20 08:25:55,442 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-20 08:25:55,442 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-20 08:25:55,443 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-20 08:25:55,443 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-20 08:25:55,443 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-20 08:25:55,443 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-20 08:25:55,443 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-20 08:25:55,444 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-20 08:25:55,505 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-20 08:25:55,523 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-20 08:25:55,529 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-20 08:25:55,530 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-20 08:25:55,531 INFO L276 PluginConnector]: CDTParser initialized [2018-11-20 08:25:55,532 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-crafted/xor2_true-unreach-call.i [2018-11-20 08:25:55,614 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1d608006e/f06e6c4d48b5424799e72f65914ce2b0/FLAG3b83b7518 [2018-11-20 08:25:56,105 INFO L307 CDTParser]: Found 1 translation units. [2018-11-20 08:25:56,106 INFO L161 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-crafted/xor2_true-unreach-call.i [2018-11-20 08:25:56,116 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1d608006e/f06e6c4d48b5424799e72f65914ce2b0/FLAG3b83b7518 [2018-11-20 08:25:56,418 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1d608006e/f06e6c4d48b5424799e72f65914ce2b0 [2018-11-20 08:25:56,428 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-20 08:25:56,429 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2018-11-20 08:25:56,430 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-20 08:25:56,430 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-20 08:25:56,434 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-20 08:25:56,436 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 08:25:56" (1/1) ... [2018-11-20 08:25:56,439 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@160d95a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:25:56, skipping insertion in model container [2018-11-20 08:25:56,439 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 08:25:56" (1/1) ... [2018-11-20 08:25:56,451 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-20 08:25:56,477 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-20 08:25:56,766 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-20 08:25:56,782 INFO L191 MainTranslator]: Completed pre-run [2018-11-20 08:25:56,807 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-20 08:25:56,823 INFO L195 MainTranslator]: Completed translation [2018-11-20 08:25:56,824 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:25:56 WrapperNode [2018-11-20 08:25:56,824 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-20 08:25:56,825 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-20 08:25:56,825 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-20 08:25:56,825 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-20 08:25:56,839 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:25:56" (1/1) ... [2018-11-20 08:25:56,839 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:25:56" (1/1) ... [2018-11-20 08:25:56,849 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:25:56" (1/1) ... [2018-11-20 08:25:56,849 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:25:56" (1/1) ... [2018-11-20 08:25:56,864 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:25:56" (1/1) ... [2018-11-20 08:25:56,870 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:25:56" (1/1) ... [2018-11-20 08:25:56,872 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:25:56" (1/1) ... [2018-11-20 08:25:56,874 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-20 08:25:56,875 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-20 08:25:56,875 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-20 08:25:56,875 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-20 08:25:56,876 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:25:56" (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 08:25:57,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-20 08:25:57,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-20 08:25:57,015 INFO L138 BoogieDeclarations]: Found implementation of procedure xor [2018-11-20 08:25:57,016 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-20 08:25:57,016 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-20 08:25:57,016 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-20 08:25:57,016 INFO L130 BoogieDeclarations]: Found specification of procedure xor [2018-11-20 08:25:57,016 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-20 08:25:57,016 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-20 08:25:57,017 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-20 08:25:57,017 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-20 08:25:57,017 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-20 08:25:57,017 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-20 08:25:57,017 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-20 08:25:57,017 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-20 08:25:57,744 INFO L271 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-20 08:25:57,745 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 08:25:57 BoogieIcfgContainer [2018-11-20 08:25:57,745 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-20 08:25:57,748 INFO L168 Benchmark]: Toolchain (without parser) took 1319.42 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 675.3 MB). Free memory was 1.4 GB in the beginning and 2.1 GB in the end (delta: -700.1 MB). Peak memory consumption was 36.8 MB. Max. memory is 7.1 GB. [2018-11-20 08:25:57,750 INFO L168 Benchmark]: CDTParser took 0.29 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 08:25:57,751 INFO L168 Benchmark]: CACSL2BoogieTranslator took 394.63 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 08:25:57,753 INFO L168 Benchmark]: Boogie Preprocessor took 49.93 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 08:25:57,753 INFO L168 Benchmark]: RCFGBuilder took 870.03 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 675.3 MB). Free memory was 1.4 GB in the beginning and 2.1 GB in the end (delta: -710.7 MB). Peak memory consumption was 26.3 MB. Max. memory is 7.1 GB. [2018-11-20 08:25:57,757 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 0.29 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 394.63 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 49.93 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 870.03 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 675.3 MB). Free memory was 1.4 GB in the beginning and 2.1 GB in the end (delta: -710.7 MB). Peak memory consumption was 26.3 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...