./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -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 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash cc36cf25a87dc4bd45d9274472e4b36e821bd00e ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -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 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash cc36cf25a87dc4bd45d9274472e4b36e821bd00e ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:26:55,207 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:26:55,214 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:26:55,248 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:26:55,251 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:26:55,253 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:26:55,259 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:26:55,271 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:26:55,280 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:26:55,286 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:26:55,287 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:26:55,293 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:26:55,294 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:26:55,298 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:26:55,302 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:26:55,304 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:26:55,308 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:26:55,310 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:26:55,314 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:26:55,321 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:26:55,332 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:26:55,340 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:26:55,342 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:26:55,344 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:26:55,353 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:26:55,354 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:26:55,354 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:26:55,359 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:26:55,362 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:26:55,363 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:26:55,366 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:26:55,367 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:26:55,368 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:26:55,372 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:26:55,377 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:26:55,377 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:26:55,378 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:26:55,381 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:26:55,381 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:26:55,382 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:26:55,385 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:26:55,387 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:26:55,446 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:26:55,446 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:26:55,448 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:26:55,453 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:26:55,453 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:26:55,454 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:26:55,454 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:26:55,454 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:26:55,455 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:26:55,455 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:26:55,455 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:26:55,456 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:26:55,459 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:26:55,462 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:26:55,462 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:26:55,462 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:26:55,463 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:26:55,463 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:26:55,463 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:26:55,464 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:26:55,464 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:26:55,464 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:26:55,465 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:26:55,467 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:26:55,467 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:26:55,468 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:26:55,468 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:26:55,468 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:26:55,469 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cc36cf25a87dc4bd45d9274472e4b36e821bd00e [2019-11-27 16:26:56,075 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:26:56,109 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:26:56,119 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:26:56,121 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:26:56,125 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:26:56,127 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-27 16:26:56,298 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/95b29cd36/06e2b4ada77543229032812c50fbbec8/FLAG01f268770 [2019-11-27 16:26:57,961 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:26:57,966 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-27 16:26:58,030 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/95b29cd36/06e2b4ada77543229032812c50fbbec8/FLAG01f268770 [2019-11-27 16:26:58,060 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/95b29cd36/06e2b4ada77543229032812c50fbbec8 [2019-11-27 16:26:58,065 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:26:58,067 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:26:58,082 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:26:58,083 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:26:58,093 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:26:58,094 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:26:58" (1/1) ... [2019-11-27 16:26:58,101 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@683e04ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:58, skipping insertion in model container [2019-11-27 16:26:58,104 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:26:58" (1/1) ... [2019-11-27 16:26:58,121 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:26:58,452 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:27:00,800 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:27:00,838 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:27:01,764 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:27:01,839 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:27:01,843 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:01 WrapperNode [2019-11-27 16:27:01,844 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:27:01,845 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:27:01,845 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:27:01,846 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:27:01,867 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:01" (1/1) ... [2019-11-27 16:27:01,961 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:01" (1/1) ... [2019-11-27 16:27:02,211 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:27:02,215 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:27:02,219 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:27:02,219 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:27:02,238 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:01" (1/1) ... [2019-11-27 16:27:02,242 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:01" (1/1) ... [2019-11-27 16:27:02,297 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:01" (1/1) ... [2019-11-27 16:27:02,299 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:01" (1/1) ... [2019-11-27 16:27:02,438 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:01" (1/1) ... [2019-11-27 16:27:02,498 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:01" (1/1) ... [2019-11-27 16:27:02,540 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:01" (1/1) ... [2019-11-27 16:27:02,610 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:27:02,622 INFO L168 Benchmark]: Toolchain (without parser) took 4548.69 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 856.9 MB in the end (delta: 99.1 MB). Peak memory consumption was 99.1 MB. Max. memory is 12.5 GB. [2019-11-27 16:27:02,625 INFO L168 Benchmark]: CDTParser took 0.58 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:27:02,629 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3762.43 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 897.0 MB in the end (delta: 59.0 MB). Peak memory consumption was 59.0 MB. Max. memory is 12.5 GB. [2019-11-27 16:27:02,630 INFO L168 Benchmark]: Boogie Procedure Inliner took 369.28 ms. Allocated memory is still 1.0 GB. Free memory was 897.0 MB in the beginning and 874.1 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:27:02,635 INFO L168 Benchmark]: Boogie Preprocessor took 398.50 ms. Allocated memory is still 1.0 GB. Free memory was 874.1 MB in the beginning and 856.9 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:27:02,648 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.58 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 3762.43 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 897.0 MB in the end (delta: 59.0 MB). Peak memory consumption was 59.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 369.28 ms. Allocated memory is still 1.0 GB. Free memory was 897.0 MB in the beginning and 874.1 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 398.50 ms. Allocated memory is still 1.0 GB. Free memory was 874.1 MB in the beginning and 856.9 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:27:06,601 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:27:06,610 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:27:06,641 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:27:06,644 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:27:06,646 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:27:06,651 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:27:06,667 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:27:06,671 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:27:06,678 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:27:06,680 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:27:06,685 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:27:06,686 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:27:06,696 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:27:06,697 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:27:06,703 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:27:06,704 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:27:06,709 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:27:06,715 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:27:06,724 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:27:06,729 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:27:06,738 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:27:06,740 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:27:06,745 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:27:06,752 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:27:06,755 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:27:06,755 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:27:06,757 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:27:06,758 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:27:06,761 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:27:06,763 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:27:06,764 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:27:06,766 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:27:06,771 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:27:06,772 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:27:06,775 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:27:06,776 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:27:06,778 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:27:06,778 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:27:06,779 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:27:06,785 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:27:06,786 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:27:06,821 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:27:06,825 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:27:06,827 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:27:06,830 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:27:06,830 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:27:06,831 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:27:06,831 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:27:06,831 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:27:06,831 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:27:06,832 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:27:06,833 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:27:06,834 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:27:06,834 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:27:06,838 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:27:06,838 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:27:06,838 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:27:06,839 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:27:06,839 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:27:06,840 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:27:06,840 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:27:06,840 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:27:06,840 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:27:06,841 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:27:06,841 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:27:06,843 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:27:06,843 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:27:06,843 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:27:06,844 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:27:06,846 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:27:06,846 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:27:06,847 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cc36cf25a87dc4bd45d9274472e4b36e821bd00e [2019-11-27 16:27:07,372 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:27:07,403 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:27:07,407 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:27:07,412 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:27:07,415 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:27:07,417 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-27 16:27:07,568 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/590b81fa9/035e367f04a643afa52ad86a88f4ea79/FLAG5769aab47 [2019-11-27 16:27:09,082 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:27:09,087 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-27 16:27:09,155 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/590b81fa9/035e367f04a643afa52ad86a88f4ea79/FLAG5769aab47 [2019-11-27 16:27:09,195 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/590b81fa9/035e367f04a643afa52ad86a88f4ea79 [2019-11-27 16:27:09,208 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:27:09,210 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:27:09,216 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:27:09,217 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:27:09,227 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:27:09,228 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:27:09" (1/1) ... [2019-11-27 16:27:09,237 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@683e04ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:09, skipping insertion in model container [2019-11-27 16:27:09,238 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:27:09" (1/1) ... [2019-11-27 16:27:09,258 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:27:09,549 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:27:12,265 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:27:12,301 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:27:13,486 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:27:13,568 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:27:13,571 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:13 WrapperNode [2019-11-27 16:27:13,572 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:27:13,573 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:27:13,573 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:27:13,574 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:27:13,600 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:13" (1/1) ... [2019-11-27 16:27:13,722 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:13" (1/1) ... [2019-11-27 16:27:13,971 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:27:13,973 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:27:13,973 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:27:13,974 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:27:13,997 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:13" (1/1) ... [2019-11-27 16:27:13,998 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:13" (1/1) ... [2019-11-27 16:27:14,047 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:13" (1/1) ... [2019-11-27 16:27:14,055 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:13" (1/1) ... [2019-11-27 16:27:14,218 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:13" (1/1) ... [2019-11-27 16:27:14,259 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:13" (1/1) ... [2019-11-27 16:27:14,284 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:13" (1/1) ... [2019-11-27 16:27:14,314 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:27:14,323 INFO L168 Benchmark]: Toolchain (without parser) took 5109.80 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 816.8 MB in the end (delta: 139.1 MB). Peak memory consumption was 139.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:27:14,325 INFO L168 Benchmark]: CDTParser took 0.38 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:27:14,328 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4356.40 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 856.9 MB in the end (delta: 99.0 MB). Peak memory consumption was 99.1 MB. Max. memory is 12.5 GB. [2019-11-27 16:27:14,329 INFO L168 Benchmark]: Boogie Procedure Inliner took 399.64 ms. Allocated memory is still 1.0 GB. Free memory was 856.9 MB in the beginning and 839.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:27:14,331 INFO L168 Benchmark]: Boogie Preprocessor took 344.05 ms. Allocated memory is still 1.0 GB. Free memory was 839.7 MB in the beginning and 816.8 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:27:14,340 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 4356.40 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 856.9 MB in the end (delta: 99.0 MB). Peak memory consumption was 99.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 399.64 ms. Allocated memory is still 1.0 GB. Free memory was 856.9 MB in the beginning and 839.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 344.05 ms. Allocated memory is still 1.0 GB. Free memory was 839.7 MB in the beginning and 816.8 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...