./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+lhb-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.5.2.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 f613a02cf295d86911da0f9bc6da08b98d1e7b75 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.5.2.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 f613a02cf295d86911da0f9bc6da08b98d1e7b75 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 10:05:15,526 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:05:15,528 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:05:15,551 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:05:15,552 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:05:15,563 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:05:15,565 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:05:15,566 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:05:15,580 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:05:15,583 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:05:15,584 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:05:15,585 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:05:15,587 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:05:15,589 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:05:15,591 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:05:15,592 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:05:15,600 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:05:15,602 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:05:15,606 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:05:15,612 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:05:15,619 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:05:15,623 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:05:15,627 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:05:15,629 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:05:15,633 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:05:15,634 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:05:15,634 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:05:15,638 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:05:15,638 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:05:15,639 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:05:15,639 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:05:15,640 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:05:15,642 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:05:15,644 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:05:15,648 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:05:15,649 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:05:15,649 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:05:15,650 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:05:15,650 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:05:15,651 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:05:15,653 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:05:15,654 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:05:15,682 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:05:15,683 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:05:15,687 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:05:15,687 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:05:15,687 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:05:15,688 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:05:15,688 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:05:15,691 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:05:15,691 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:05:15,691 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:05:15,692 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:05:15,692 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:05:15,693 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:05:15,693 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:05:15,693 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:05:15,693 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:05:15,694 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:05:15,694 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:05:15,694 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:05:15,694 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:05:15,694 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:05:15,695 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:05:15,696 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:05:15,696 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:05:15,696 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:05:15,696 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:05:15,699 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:05:15,699 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:05:15,699 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 -> f613a02cf295d86911da0f9bc6da08b98d1e7b75 [2019-11-27 10:05:16,057 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:05:16,073 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:05:16,076 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:05:16,083 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:05:16,083 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:05:16,084 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-27 10:05:16,196 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1487e04d2/8d08dc1f6fbf44be8e571e739210991e/FLAG79fdde337 [2019-11-27 10:05:17,303 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:05:17,305 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-27 10:05:17,359 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1487e04d2/8d08dc1f6fbf44be8e571e739210991e/FLAG79fdde337 [2019-11-27 10:05:17,714 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1487e04d2/8d08dc1f6fbf44be8e571e739210991e [2019-11-27 10:05:17,718 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:05:17,720 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:05:17,727 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:05:17,727 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:05:17,730 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:05:17,731 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:05:17" (1/1) ... [2019-11-27 10:05:17,734 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@182ffbb3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:17, skipping insertion in model container [2019-11-27 10:05:17,734 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:05:17" (1/1) ... [2019-11-27 10:05:17,745 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:05:18,057 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:05:20,002 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:05:20,032 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:05:20,842 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:05:20,896 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:05:20,900 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:20 WrapperNode [2019-11-27 10:05:20,901 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:05:20,902 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:05:20,902 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:05:20,902 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:05:20,916 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:20" (1/1) ... [2019-11-27 10:05:20,990 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:20" (1/1) ... [2019-11-27 10:05:21,187 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:05:21,192 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:05:21,192 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:05:21,193 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:05:21,206 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:20" (1/1) ... [2019-11-27 10:05:21,208 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:20" (1/1) ... [2019-11-27 10:05:21,257 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:20" (1/1) ... [2019-11-27 10:05:21,258 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:20" (1/1) ... [2019-11-27 10:05:21,355 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:20" (1/1) ... [2019-11-27 10:05:21,407 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:20" (1/1) ... [2019-11-27 10:05:21,444 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:20" (1/1) ... [2019-11-27 10:05:21,491 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:05:21,501 INFO L168 Benchmark]: Toolchain (without parser) took 3775.54 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 827.3 MB in the end (delta: 123.0 MB). Peak memory consumption was 123.0 MB. Max. memory is 12.5 GB. [2019-11-27 10:05:21,502 INFO L168 Benchmark]: CDTParser took 2.80 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 10:05:21,503 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3174.78 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 873.1 MB in the end (delta: 77.1 MB). Peak memory consumption was 77.2 MB. Max. memory is 12.5 GB. [2019-11-27 10:05:21,507 INFO L168 Benchmark]: Boogie Procedure Inliner took 289.95 ms. Allocated memory is still 1.0 GB. Free memory was 873.1 MB in the beginning and 850.2 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 10:05:21,509 INFO L168 Benchmark]: Boogie Preprocessor took 301.49 ms. Allocated memory is still 1.0 GB. Free memory was 850.2 MB in the beginning and 827.3 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 10:05:21,517 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.80 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 3174.78 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 873.1 MB in the end (delta: 77.1 MB). Peak memory consumption was 77.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 289.95 ms. Allocated memory is still 1.0 GB. Free memory was 873.1 MB in the beginning and 850.2 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 301.49 ms. Allocated memory is still 1.0 GB. Free memory was 850.2 MB in the beginning and 827.3 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... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 10:05:24,249 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:05:24,251 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:05:24,272 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:05:24,273 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:05:24,284 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:05:24,286 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:05:24,291 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:05:24,305 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:05:24,308 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:05:24,311 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:05:24,315 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:05:24,317 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:05:24,318 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:05:24,323 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:05:24,325 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:05:24,328 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:05:24,329 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:05:24,334 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:05:24,338 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:05:24,345 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:05:24,350 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:05:24,352 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:05:24,356 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:05:24,359 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:05:24,362 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:05:24,362 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:05:24,364 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:05:24,364 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:05:24,365 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:05:24,369 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:05:24,370 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:05:24,370 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:05:24,371 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:05:24,374 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:05:24,374 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:05:24,375 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:05:24,376 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:05:24,377 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:05:24,377 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:05:24,380 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:05:24,381 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:05:24,410 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:05:24,412 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:05:24,414 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:05:24,417 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:05:24,417 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:05:24,418 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:05:24,418 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:05:24,418 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:05:24,418 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:05:24,418 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:05:24,419 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:05:24,420 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:05:24,420 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:05:24,420 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:05:24,422 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:05:24,422 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:05:24,422 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:05:24,422 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:05:24,423 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:05:24,423 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:05:24,425 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:05:24,425 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:05:24,425 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:05:24,425 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:05:24,426 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:05:24,426 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:05:24,426 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:05:24,426 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:05:24,426 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:05:24,428 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:05:24,429 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 -> f613a02cf295d86911da0f9bc6da08b98d1e7b75 [2019-11-27 10:05:24,910 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:05:24,927 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:05:24,933 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:05:24,936 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:05:24,938 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:05:24,941 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-27 10:05:25,049 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b69dbb013/4dbb2fa51e4240d68c0adc56a0714b83/FLAGef4945813 [2019-11-27 10:05:26,191 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:05:26,193 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-27 10:05:26,238 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b69dbb013/4dbb2fa51e4240d68c0adc56a0714b83/FLAGef4945813 [2019-11-27 10:05:26,577 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b69dbb013/4dbb2fa51e4240d68c0adc56a0714b83 [2019-11-27 10:05:26,582 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:05:26,584 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:05:26,591 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:05:26,591 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:05:26,597 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:05:26,599 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:05:26" (1/1) ... [2019-11-27 10:05:26,602 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ecb26ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:26, skipping insertion in model container [2019-11-27 10:05:26,603 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:05:26" (1/1) ... [2019-11-27 10:05:26,609 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:05:26,916 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:05:29,231 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:05:29,259 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:05:30,410 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:05:30,470 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:05:30,471 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:30 WrapperNode [2019-11-27 10:05:30,473 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:05:30,474 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:05:30,474 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:05:30,475 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:05:30,489 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:30" (1/1) ... [2019-11-27 10:05:30,586 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:30" (1/1) ... [2019-11-27 10:05:30,791 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:05:30,792 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:05:30,795 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:05:30,795 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:05:30,811 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:30" (1/1) ... [2019-11-27 10:05:30,811 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:30" (1/1) ... [2019-11-27 10:05:30,859 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:30" (1/1) ... [2019-11-27 10:05:30,864 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:30" (1/1) ... [2019-11-27 10:05:31,041 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:30" (1/1) ... [2019-11-27 10:05:31,101 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:30" (1/1) ... [2019-11-27 10:05:31,137 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:30" (1/1) ... [2019-11-27 10:05:31,175 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:05:31,184 INFO L168 Benchmark]: Toolchain (without parser) took 4594.91 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 758.5 MB in the end (delta: 190.3 MB). Peak memory consumption was 190.4 MB. Max. memory is 12.5 GB. [2019-11-27 10:05:31,185 INFO L168 Benchmark]: CDTParser took 0.41 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 10:05:31,189 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3883.17 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 810.0 MB in the end (delta: 138.8 MB). Peak memory consumption was 138.8 MB. Max. memory is 12.5 GB. [2019-11-27 10:05:31,190 INFO L168 Benchmark]: Boogie Procedure Inliner took 317.60 ms. Allocated memory is still 1.0 GB. Free memory was 804.3 MB in the beginning and 781.4 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 10:05:31,192 INFO L168 Benchmark]: Boogie Preprocessor took 384.79 ms. Allocated memory is still 1.0 GB. Free memory was 781.4 MB in the beginning and 758.5 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 10:05:31,200 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 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 3883.17 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 810.0 MB in the end (delta: 138.8 MB). Peak memory consumption was 138.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 317.60 ms. Allocated memory is still 1.0 GB. Free memory was 804.3 MB in the beginning and 781.4 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 384.79 ms. Allocated memory is still 1.0 GB. Free memory was 781.4 MB in the beginning and 758.5 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...