java -ea -Xmx4000000000 -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.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/seq-mthreaded/rekcba_nxt_true-unreach-call.2.M4.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-b67e021 [2018-11-16 11:33:20,508 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-16 11:33:20,514 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-16 11:33:20,551 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-16 11:33:20,552 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-16 11:33:20,553 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-16 11:33:20,562 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-16 11:33:20,566 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-16 11:33:20,568 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-16 11:33:20,575 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-16 11:33:20,581 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-16 11:33:20,581 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-16 11:33:20,582 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-16 11:33:20,587 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-16 11:33:20,599 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-16 11:33:20,608 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-16 11:33:20,609 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-16 11:33:20,611 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-16 11:33:20,615 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-16 11:33:20,624 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-16 11:33:20,625 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-16 11:33:20,631 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-16 11:33:20,637 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-11-16 11:33:20,667 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 [2018-11-16 11:33:20,717 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-16 11:33:20,718 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-16 11:33:20,719 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-16 11:33:20,719 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-16 11:33:20,729 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-16 11:33:20,729 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-16 11:33:20,729 INFO L133 SettingsManager]: * Use SBE=true [2018-11-16 11:33:20,730 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-16 11:33:20,730 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-16 11:33:20,730 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-16 11:33:20,730 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-16 11:33:20,730 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-16 11:33:20,730 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-16 11:33:20,733 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-16 11:33:20,733 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-16 11:33:20,733 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-16 11:33:20,733 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-16 11:33:20,734 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-16 11:33:20,734 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-16 11:33:20,734 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-16 11:33:20,734 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-16 11:33:20,735 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-16 11:33:20,735 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-16 11:33:20,735 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-16 11:33:20,735 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-16 11:33:20,735 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-16 11:33:20,736 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-16 11:33:20,741 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-16 11:33:20,741 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-16 11:33:20,741 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-16 11:33:20,742 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-16 11:33:20,865 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-16 11:33:20,899 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-16 11:33:20,909 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-16 11:33:20,914 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-16 11:33:20,914 INFO L276 PluginConnector]: CDTParser initialized [2018-11-16 11:33:20,917 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/rekcba_nxt_true-unreach-call.2.M4.c [2018-11-16 11:33:21,063 INFO L219 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e14bd495a/63889f0349e845279ec7c37451ccfc36/FLAGb9a14009e [2018-11-16 11:33:22,907 INFO L304 CDTParser]: Found 1 translation units. [2018-11-16 11:33:22,910 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/rekcba_nxt_true-unreach-call.2.M4.c [2018-11-16 11:33:23,008 INFO L352 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e14bd495a/63889f0349e845279ec7c37451ccfc36/FLAGb9a14009e [2018-11-16 11:33:23,340 INFO L360 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e14bd495a/63889f0349e845279ec7c37451ccfc36 [2018-11-16 11:33:23,354 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-16 11:33:23,361 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-11-16 11:33:23,362 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-16 11:33:23,368 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-16 11:33:23,377 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-16 11:33:23,379 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 11:33:23" (1/1) ... [2018-11-16 11:33:23,388 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3617778f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:33:23, skipping insertion in model container [2018-11-16 11:33:23,389 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 11:33:23" (1/1) ... [2018-11-16 11:33:23,416 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-16 11:33:23,969 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-16 11:33:28,232 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-16 11:33:28,731 INFO L191 MainTranslator]: Completed pre-run [2018-11-16 11:33:31,159 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-16 11:33:31,273 INFO L195 MainTranslator]: Completed translation [2018-11-16 11:33:31,274 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:33:31 WrapperNode [2018-11-16 11:33:31,274 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-16 11:33:31,275 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-16 11:33:31,278 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-16 11:33:31,278 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-16 11:33:31,312 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:33:31" (1/1) ... [2018-11-16 11:33:31,316 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:33:31" (1/1) ... [2018-11-16 11:33:32,019 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:33:31" (1/1) ... [2018-11-16 11:33:32,020 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:33:31" (1/1) ... [2018-11-16 11:33:35,219 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:33:31" (1/1) ... [2018-11-16 11:33:35,418 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:33:31" (1/1) ... [2018-11-16 11:33:35,673 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:33:31" (1/1) ... [2018-11-16 11:33:36,119 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-16 11:33:36,125 INFO L168 Benchmark]: Toolchain (without parser) took 12764.86 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 1.7 GB in the end (delta: 191.4 MB). Peak memory consumption was 595.3 MB. Max. memory is 3.9 GB. [2018-11-16 11:33:36,130 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 2.0 GB. Free memory is still 2.0 GB. There was no memory consumed. Max. memory is 3.9 GB. [2018-11-16 11:33:36,131 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7912.29 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 1.6 GB in the end (delta: 311.3 MB). Peak memory consumption was 375.4 MB. Max. memory is 3.9 GB. [2018-11-16 11:33:36,131 INFO L168 Benchmark]: Boogie Preprocessor took 4843.99 ms. Allocated memory is still 2.0 GB. Free memory was 1.6 GB in the beginning and 1.7 GB in the end (delta: -119.9 MB). Peak memory consumption was 283.9 MB. Max. memory is 3.9 GB. [2018-11-16 11:33:36,140 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 0.33 ms. Allocated memory is still 2.0 GB. Free memory is still 2.0 GB. There was no memory consumed. Max. memory is 3.9 GB. * CACSL2BoogieTranslator took 7912.29 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 1.6 GB in the end (delta: 311.3 MB). Peak memory consumption was 375.4 MB. Max. memory is 3.9 GB. * Boogie Preprocessor took 4843.99 ms. Allocated memory is still 2.0 GB. Free memory was 1.6 GB in the beginning and 1.7 GB in the end (delta: -119.9 MB). Peak memory consumption was 283.9 MB. Max. memory is 3.9 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...