./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.2.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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.4.2.ufo.UNBOUNDED.pals.c.v+nlh-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 470595412fd1fbda64e3dd828a98313b29192fec ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.4.2.ufo.UNBOUNDED.pals.c.v+nlh-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 470595412fd1fbda64e3dd828a98313b29192fec ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 10:05:01,237 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:05:01,243 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:05:01,277 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:05:01,279 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:05:01,281 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:05:01,286 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:05:01,302 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:05:01,306 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:05:01,311 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:05:01,312 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:05:01,318 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:05:01,320 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:05:01,325 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:05:01,327 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:05:01,332 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:05:01,334 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:05:01,340 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:05:01,346 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:05:01,353 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:05:01,361 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:05:01,367 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:05:01,371 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:05:01,373 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:05:01,381 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:05:01,381 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:05:01,382 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:05:01,385 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:05:01,387 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:05:01,388 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:05:01,390 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:05:01,391 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:05:01,393 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:05:01,395 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:05:01,399 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:05:01,400 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:05:01,403 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:05:01,404 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:05:01,404 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:05:01,406 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:05:01,411 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:05:01,412 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:05:01,448 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:05:01,449 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:05:01,453 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:05:01,453 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:05:01,453 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:05:01,454 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:05:01,455 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:05:01,455 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:05:01,455 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:05:01,457 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:05:01,458 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:05:01,458 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:05:01,458 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:05:01,460 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:05:01,460 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:05:01,461 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:05:01,461 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:05:01,462 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:05:01,462 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:05:01,466 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:05:01,466 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:05:01,466 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:05:01,467 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:05:01,467 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:05:01,467 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:05:01,468 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:05:01,468 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:05:01,468 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:05:01,468 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 -> 470595412fd1fbda64e3dd828a98313b29192fec [2019-11-27 10:05:02,071 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:05:02,099 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:05:02,103 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:05:02,107 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:05:02,113 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:05:02,114 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.2.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-27 10:05:02,264 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ac7f2904/f8a031399c0a47288752798f77c9023e/FLAG188b96e26 [2019-11-27 10:05:03,373 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:05:03,377 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.2.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-27 10:05:03,405 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ac7f2904/f8a031399c0a47288752798f77c9023e/FLAG188b96e26 [2019-11-27 10:05:03,919 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ac7f2904/f8a031399c0a47288752798f77c9023e [2019-11-27 10:05:03,927 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:05:03,931 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:05:03,934 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:05:03,936 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:05:03,945 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:05:03,946 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:05:03" (1/1) ... [2019-11-27 10:05:03,952 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6bcb722f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:03, skipping insertion in model container [2019-11-27 10:05:03,955 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:05:03" (1/1) ... [2019-11-27 10:05:03,973 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:05:04,088 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:05:04,984 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:05:05,025 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:05:05,282 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:05:05,323 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:05:05,324 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:05 WrapperNode [2019-11-27 10:05:05,325 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:05:05,332 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:05:05,333 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:05:05,333 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:05:05,353 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:05" (1/1) ... [2019-11-27 10:05:05,386 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:05" (1/1) ... [2019-11-27 10:05:05,487 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:05:05,490 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:05:05,490 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:05:05,491 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:05:05,513 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:05" (1/1) ... [2019-11-27 10:05:05,514 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:05" (1/1) ... [2019-11-27 10:05:05,520 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:05" (1/1) ... [2019-11-27 10:05:05,524 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:05" (1/1) ... [2019-11-27 10:05:05,544 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:05" (1/1) ... [2019-11-27 10:05:05,560 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:05" (1/1) ... [2019-11-27 10:05:05,567 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:05" (1/1) ... [2019-11-27 10:05:05,595 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:05:05,605 INFO L168 Benchmark]: Toolchain (without parser) took 1666.47 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.0 MB in the end (delta: -16.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:05:05,606 INFO L168 Benchmark]: CDTParser took 0.29 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 10:05:05,610 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1391.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 983.7 MB in the end (delta: -22.1 MB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:05:05,615 INFO L168 Benchmark]: Boogie Procedure Inliner took 157.57 ms. Allocated memory is still 1.0 GB. Free memory is still 983.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:05:05,617 INFO L168 Benchmark]: Boogie Preprocessor took 105.11 ms. Allocated memory is still 1.0 GB. Free memory was 983.7 MB in the beginning and 978.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:05:05,628 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 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 1391.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 983.7 MB in the end (delta: -22.1 MB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 157.57 ms. Allocated memory is still 1.0 GB. Free memory is still 983.7 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 105.11 ms. Allocated memory is still 1.0 GB. Free memory was 983.7 MB in the beginning and 978.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 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-da95e15 [2019-11-27 10:05:09,496 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:05:09,500 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:05:09,535 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:05:09,537 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:05:09,539 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:05:09,541 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:05:09,543 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:05:09,565 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:05:09,570 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:05:09,574 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:05:09,576 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:05:09,580 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:05:09,583 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:05:09,587 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:05:09,588 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:05:09,595 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:05:09,597 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:05:09,603 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:05:09,613 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:05:09,620 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:05:09,624 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:05:09,630 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:05:09,632 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:05:09,641 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:05:09,641 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:05:09,642 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:05:09,646 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:05:09,647 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:05:09,650 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:05:09,651 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:05:09,652 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:05:09,656 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:05:09,657 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:05:09,661 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:05:09,662 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:05:09,663 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:05:09,663 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:05:09,665 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:05:09,671 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:05:09,673 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:05:09,674 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:05:09,716 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:05:09,719 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:05:09,723 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:05:09,725 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:05:09,725 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:05:09,728 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:05:09,728 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:05:09,728 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:05:09,729 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:05:09,729 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:05:09,730 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:05:09,731 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:05:09,733 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:05:09,734 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:05:09,734 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:05:09,734 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:05:09,734 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:05:09,735 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:05:09,738 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:05:09,738 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:05:09,739 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:05:09,739 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:05:09,739 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:05:09,740 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:05:09,740 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:05:09,740 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:05:09,740 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:05:09,741 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:05:09,743 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:05:09,743 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:05:09,745 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 -> 470595412fd1fbda64e3dd828a98313b29192fec [2019-11-27 10:05:10,357 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:05:10,386 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:05:10,397 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:05:10,401 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:05:10,403 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:05:10,407 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.2.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-27 10:05:10,587 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c4dbe043b/ce99891626b648e590d3f696752070d9/FLAG28c0db39a [2019-11-27 10:05:11,830 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:05:11,832 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.2.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-27 10:05:11,871 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c4dbe043b/ce99891626b648e590d3f696752070d9/FLAG28c0db39a [2019-11-27 10:05:11,909 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c4dbe043b/ce99891626b648e590d3f696752070d9 [2019-11-27 10:05:11,917 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:05:11,924 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:05:11,927 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:05:11,930 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:05:11,934 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:05:11,938 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:05:11" (1/1) ... [2019-11-27 10:05:11,948 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44395090 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:11, skipping insertion in model container [2019-11-27 10:05:11,949 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:05:11" (1/1) ... [2019-11-27 10:05:11,968 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:05:12,058 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:05:12,971 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:05:12,999 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:05:13,283 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:05:13,326 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:05:13,327 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:13 WrapperNode [2019-11-27 10:05:13,327 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:05:13,329 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:05:13,329 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:05:13,329 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:05:13,341 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:13" (1/1) ... [2019-11-27 10:05:13,376 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:13" (1/1) ... [2019-11-27 10:05:13,455 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:05:13,458 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:05:13,458 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:05:13,458 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:05:13,477 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:13" (1/1) ... [2019-11-27 10:05:13,478 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:13" (1/1) ... [2019-11-27 10:05:13,492 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:13" (1/1) ... [2019-11-27 10:05:13,492 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:13" (1/1) ... [2019-11-27 10:05:13,524 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:13" (1/1) ... [2019-11-27 10:05:13,544 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:13" (1/1) ... [2019-11-27 10:05:13,549 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:13" (1/1) ... [2019-11-27 10:05:13,573 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:05:13,587 INFO L168 Benchmark]: Toolchain (without parser) took 1658.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.9 MB in the end (delta: -11.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:05:13,588 INFO L168 Benchmark]: CDTParser took 0.50 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 10:05:13,594 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1400.60 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.6 MB in the end (delta: -16.9 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-27 10:05:13,597 INFO L168 Benchmark]: Boogie Procedure Inliner took 128.78 ms. Allocated memory is still 1.0 GB. Free memory was 978.6 MB in the beginning and 972.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:05:13,598 INFO L168 Benchmark]: Boogie Preprocessor took 119.75 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:05:13,606 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.50 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 1400.60 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.6 MB in the end (delta: -16.9 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 128.78 ms. Allocated memory is still 1.0 GB. Free memory was 978.6 MB in the beginning and 972.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 119.75 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...