./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.6.2.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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.6.2.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 c3d39b0e86c47e0d053aca6bf719b2bd7704682a .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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.6.2.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 c3d39b0e86c47e0d053aca6bf719b2bd7704682a .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 21:23:42,324 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:23:42,329 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:23:42,358 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:23:42,360 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:23:42,362 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:23:42,364 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:23:42,389 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:23:42,392 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:23:42,399 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:23:42,401 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:23:42,408 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:23:42,408 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:23:42,416 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:23:42,420 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:23:42,425 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:23:42,427 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:23:42,432 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:23:42,439 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:23:42,449 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:23:42,460 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:23:42,466 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:23:42,470 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:23:42,477 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:23:42,485 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:23:42,486 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:23:42,486 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:23:42,490 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:23:42,493 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:23:42,494 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:23:42,494 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:23:42,495 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:23:42,498 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:23:42,500 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:23:42,504 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:23:42,505 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:23:42,506 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:23:42,508 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:23:42,508 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:23:42,513 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:23:42,515 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:23:42,516 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:23:42,553 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:23:42,555 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:23:42,559 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:23:42,561 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:23:42,561 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:23:42,562 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:23:42,562 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:23:42,562 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:23:42,564 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:23:42,564 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:23:42,565 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:23:42,566 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:23:42,569 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:23:42,570 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:23:42,570 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:23:42,570 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:23:42,571 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:23:42,571 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:23:42,571 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:23:42,572 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:23:42,572 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:23:42,572 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:23:42,574 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:23:42,574 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:23:42,574 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:23:42,575 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:23:42,576 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:23:42,576 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:23:42,576 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:23:42,579 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 -> c3d39b0e86c47e0d053aca6bf719b2bd7704682a [2019-11-24 21:23:43,131 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:23:43,160 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:23:43,164 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:23:43,172 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:23:43,173 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:23:43,174 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.6.2.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-24 21:23:43,306 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4fcb08fd7/34cede95f42d46fa8f9f69b71e16d881/FLAG566a0a2f9 [2019-11-24 21:23:44,469 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:23:44,472 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.6.2.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-24 21:23:44,499 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4fcb08fd7/34cede95f42d46fa8f9f69b71e16d881/FLAG566a0a2f9 [2019-11-24 21:23:44,988 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4fcb08fd7/34cede95f42d46fa8f9f69b71e16d881 [2019-11-24 21:23:44,993 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:23:45,008 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:23:45,013 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:23:45,015 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:23:45,023 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:23:45,027 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:23:44" (1/1) ... [2019-11-24 21:23:45,032 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 24.11 09:23:45, skipping insertion in model container [2019-11-24 21:23:45,034 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:23:44" (1/1) ... [2019-11-24 21:23:45,053 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:23:45,177 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:23:46,124 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:23:46,152 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:23:46,428 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:23:46,478 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:23:46,480 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:46 WrapperNode [2019-11-24 21:23:46,480 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:23:46,481 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:23:46,481 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:23:46,481 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:23:46,497 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:46" (1/1) ... [2019-11-24 21:23:46,533 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:46" (1/1) ... [2019-11-24 21:23:46,638 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:23:46,641 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:23:46,641 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:23:46,642 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:23:46,662 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:46" (1/1) ... [2019-11-24 21:23:46,664 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:46" (1/1) ... [2019-11-24 21:23:46,670 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:46" (1/1) ... [2019-11-24 21:23:46,672 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:46" (1/1) ... [2019-11-24 21:23:46,698 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:46" (1/1) ... [2019-11-24 21:23:46,737 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:46" (1/1) ... [2019-11-24 21:23:46,749 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:46" (1/1) ... [2019-11-24 21:23:46,766 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:23:46,779 INFO L168 Benchmark]: Toolchain (without parser) took 1779.65 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 977.6 MB in the end (delta: -10.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:23:46,780 INFO L168 Benchmark]: CDTParser took 2.50 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:23:46,783 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1467.32 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 983.3 MB in the end (delta: -15.9 MB). Peak memory consumption was 27.1 MB. Max. memory is 12.5 GB. [2019-11-24 21:23:46,786 INFO L168 Benchmark]: Boogie Procedure Inliner took 159.63 ms. Allocated memory is still 1.0 GB. Free memory was 983.3 MB in the beginning and 977.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:23:46,789 INFO L168 Benchmark]: Boogie Preprocessor took 130.71 ms. Allocated memory is still 1.0 GB. Free memory is still 977.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:23:46,799 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.50 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1467.32 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 983.3 MB in the end (delta: -15.9 MB). Peak memory consumption was 27.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 159.63 ms. Allocated memory is still 1.0 GB. Free memory was 983.3 MB in the beginning and 977.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 130.71 ms. Allocated memory is still 1.0 GB. Free memory is still 977.6 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... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 21:23:50,586 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:23:50,594 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:23:50,627 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:23:50,628 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:23:50,631 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:23:50,633 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:23:50,653 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:23:50,656 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:23:50,663 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:23:50,668 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:23:50,671 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:23:50,675 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:23:50,679 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:23:50,683 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:23:50,688 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:23:50,692 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:23:50,695 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:23:50,701 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:23:50,703 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:23:50,715 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:23:50,719 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:23:50,723 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:23:50,728 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:23:50,739 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:23:50,740 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:23:50,740 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:23:50,742 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:23:50,743 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:23:50,746 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:23:50,748 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:23:50,749 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:23:50,751 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:23:50,755 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:23:50,757 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:23:50,759 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:23:50,761 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:23:50,762 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:23:50,764 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:23:50,766 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:23:50,769 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:23:50,772 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:23:50,812 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:23:50,815 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:23:50,818 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:23:50,820 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:23:50,820 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:23:50,820 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:23:50,822 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:23:50,822 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:23:50,822 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:23:50,823 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:23:50,826 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:23:50,826 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:23:50,827 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:23:50,827 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:23:50,827 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:23:50,828 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:23:50,828 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:23:50,830 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:23:50,830 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:23:50,830 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:23:50,831 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:23:50,831 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:23:50,831 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:23:50,833 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:23:50,833 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:23:50,833 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:23:50,834 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:23:50,834 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:23:50,836 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:23:50,836 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:23:50,837 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:23:50,838 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 -> c3d39b0e86c47e0d053aca6bf719b2bd7704682a [2019-11-24 21:23:51,485 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:23:51,517 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:23:51,525 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:23:51,528 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:23:51,531 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:23:51,535 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.6.2.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-24 21:23:51,694 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/15e74b1e7/46a3f609397c40c09666d092d51e0b90/FLAG77b9e4564 [2019-11-24 21:23:52,792 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:23:52,798 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.6.2.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-24 21:23:52,837 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/15e74b1e7/46a3f609397c40c09666d092d51e0b90/FLAG77b9e4564 [2019-11-24 21:23:52,874 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/15e74b1e7/46a3f609397c40c09666d092d51e0b90 [2019-11-24 21:23:52,884 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:23:52,888 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:23:52,892 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:23:52,892 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:23:52,899 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:23:52,903 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:23:52" (1/1) ... [2019-11-24 21:23:52,913 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 24.11 09:23:52, skipping insertion in model container [2019-11-24 21:23:52,914 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:23:52" (1/1) ... [2019-11-24 21:23:52,933 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:23:53,070 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:23:54,173 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:23:54,214 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:23:54,592 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:23:54,648 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:23:54,649 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:54 WrapperNode [2019-11-24 21:23:54,650 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:23:54,651 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:23:54,651 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:23:54,653 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:23:54,664 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:54" (1/1) ... [2019-11-24 21:23:54,700 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:54" (1/1) ... [2019-11-24 21:23:54,793 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:23:54,806 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:23:54,806 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:23:54,806 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:23:54,825 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:54" (1/1) ... [2019-11-24 21:23:54,826 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:54" (1/1) ... [2019-11-24 21:23:54,841 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:54" (1/1) ... [2019-11-24 21:23:54,843 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:54" (1/1) ... [2019-11-24 21:23:54,888 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:54" (1/1) ... [2019-11-24 21:23:54,923 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:54" (1/1) ... [2019-11-24 21:23:54,939 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:54" (1/1) ... [2019-11-24 21:23:54,960 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:23:54,971 INFO L168 Benchmark]: Toolchain (without parser) took 2081.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 967.0 MB in the end (delta: 411.7 kB). Peak memory consumption was 477.3 kB. Max. memory is 12.5 GB. [2019-11-24 21:23:54,974 INFO L168 Benchmark]: CDTParser took 0.54 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:23:54,976 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1758.52 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 972.7 MB in the end (delta: -5.3 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:23:54,979 INFO L168 Benchmark]: Boogie Procedure Inliner took 154.88 ms. Allocated memory is still 1.0 GB. Free memory was 972.7 MB in the beginning and 967.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:23:54,980 INFO L168 Benchmark]: Boogie Preprocessor took 158.75 ms. Allocated memory is still 1.0 GB. Free memory is still 967.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:23:54,991 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.54 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1758.52 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 972.7 MB in the end (delta: -5.3 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 154.88 ms. Allocated memory is still 1.0 GB. Free memory was 972.7 MB in the beginning and 967.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 158.75 ms. Allocated memory is still 1.0 GB. Free memory is still 967.0 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...