java -ea -Xmx2000000000 -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_Bitvector.epf -i ../../../trunk/examples/svcomp/seq-mthreaded/rekh_nxt_true-unreach-call.1.M1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-6070b07 [2018-09-23 12:11:00,912 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-23 12:11:00,921 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-23 12:11:00,956 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-23 12:11:00,956 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-23 12:11:00,960 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-23 12:11:00,961 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-23 12:11:00,969 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-23 12:11:00,973 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-23 12:11:00,974 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-23 12:11:00,981 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-23 12:11:00,982 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-23 12:11:00,986 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-23 12:11:00,987 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-23 12:11:00,993 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-23 12:11:00,994 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-23 12:11:01,005 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-23 12:11:01,010 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-23 12:11:01,017 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-23 12:11:01,021 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-23 12:11:01,028 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-23 12:11:01,030 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-23 12:11:01,032 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-09-23 12:11:01,063 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-09-23 12:11:01,115 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-23 12:11:01,120 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-23 12:11:01,122 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-23 12:11:01,122 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-23 12:11:01,123 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-23 12:11:01,124 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-23 12:11:01,124 INFO L133 SettingsManager]: * Use SBE=true [2018-09-23 12:11:01,124 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-23 12:11:01,124 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-23 12:11:01,124 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-23 12:11:01,125 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-23 12:11:01,125 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-23 12:11:01,125 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-23 12:11:01,125 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-23 12:11:01,129 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-09-23 12:11:01,132 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-09-23 12:11:01,132 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-23 12:11:01,132 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-23 12:11:01,132 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-23 12:11:01,133 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-23 12:11:01,133 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-23 12:11:01,133 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-23 12:11:01,133 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-23 12:11:01,133 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-23 12:11:01,134 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-23 12:11:01,134 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-23 12:11:01,134 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-23 12:11:01,139 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-09-23 12:11:01,139 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-23 12:11:01,139 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-09-23 12:11:01,139 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-09-23 12:11:01,139 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-23 12:11:01,262 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-23 12:11:01,301 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-23 12:11:01,313 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-23 12:11:01,319 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-23 12:11:01,319 INFO L276 PluginConnector]: CDTParser initialized [2018-09-23 12:11:01,320 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/rekh_nxt_true-unreach-call.1.M1.c [2018-09-23 12:11:02,006 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e4167ef9a/5e0417bcbb184d5798f1ecb9d00b158d/FLAG00da5b8d4 [2018-09-23 12:11:02,852 INFO L277 CDTParser]: Found 1 translation units. [2018-09-23 12:11:02,853 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/rekh_nxt_true-unreach-call.1.M1.c [2018-09-23 12:11:02,904 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e4167ef9a/5e0417bcbb184d5798f1ecb9d00b158d/FLAG00da5b8d4 [2018-09-23 12:11:02,950 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e4167ef9a/5e0417bcbb184d5798f1ecb9d00b158d [2018-09-23 12:11:02,977 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-23 12:11:02,986 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-09-23 12:11:02,988 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-23 12:11:02,988 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-23 12:11:03,005 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-23 12:11:03,009 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.09 12:11:02" (1/1) ... [2018-09-23 12:11:03,018 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15b41915 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 12:11:03, skipping insertion in model container [2018-09-23 12:11:03,019 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.09 12:11:02" (1/1) ... [2018-09-23 12:11:03,048 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-23 12:11:04,895 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-23 12:11:05,006 INFO L424 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-23 12:11:05,576 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-23 12:11:05,852 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 12:11:05 WrapperNode [2018-09-23 12:11:05,852 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-23 12:11:05,855 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-23 12:11:05,856 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-23 12:11:05,856 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-23 12:11:06,096 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 12:11:05" (1/1) ... [2018-09-23 12:11:06,097 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 12:11:05" (1/1) ... [2018-09-23 12:11:06,198 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 12:11:05" (1/1) ... [2018-09-23 12:11:06,203 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 12:11:05" (1/1) ... [2018-09-23 12:11:06,339 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 12:11:05" (1/1) ... [2018-09-23 12:11:06,397 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 12:11:05" (1/1) ... [2018-09-23 12:11:06,438 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 12:11:05" (1/1) ... [2018-09-23 12:11:06,478 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-23 12:11:06,484 INFO L168 Benchmark]: Toolchain (without parser) took 3506.26 ms. Allocated memory is still 1.9 GB. Free memory was 1.8 GB in the beginning and 1.9 GB in the end (delta: -32.2 MB). Peak memory consumption was 125.2 MB. Max. memory is 1.9 GB. [2018-09-23 12:11:06,493 INFO L168 Benchmark]: CDTParser took 2.48 ms. Allocated memory is still 1.9 GB. Free memory is still 1.9 GB. There was no memory consumed. Max. memory is 1.9 GB. [2018-09-23 12:11:06,494 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2867.17 ms. Allocated memory is still 1.9 GB. Free memory was 1.8 GB in the beginning and 1.7 GB in the end (delta: 106.7 MB). Peak memory consumption was 106.7 MB. Max. memory is 1.9 GB. [2018-09-23 12:11:06,495 INFO L168 Benchmark]: Boogie Preprocessor took 622.94 ms. Allocated memory is still 1.9 GB. Free memory was 1.7 GB in the beginning and 1.9 GB in the end (delta: -138.9 MB). Peak memory consumption was 18.5 MB. Max. memory is 1.9 GB. [2018-09-23 12:11:06,501 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 2.48 ms. Allocated memory is still 1.9 GB. Free memory is still 1.9 GB. There was no memory consumed. Max. memory is 1.9 GB. * CACSL2BoogieTranslator took 2867.17 ms. Allocated memory is still 1.9 GB. Free memory was 1.8 GB in the beginning and 1.7 GB in the end (delta: 106.7 MB). Peak memory consumption was 106.7 MB. Max. memory is 1.9 GB. * Boogie Preprocessor took 622.94 ms. Allocated memory is still 1.9 GB. Free memory was 1.7 GB in the beginning and 1.9 GB in the end (delta: -138.9 MB). Peak memory consumption was 18.5 MB. Max. memory is 1.9 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...