./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.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/pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.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 de2a3adae7b5795754a73dfe6d092ffdb3e0dd7a .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.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 de2a3adae7b5795754a73dfe6d092ffdb3e0dd7a ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 21:19:35,322 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:19:35,330 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:19:35,363 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:19:35,366 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:19:35,369 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:19:35,371 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:19:35,391 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:19:35,395 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:19:35,400 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:19:35,402 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:19:35,407 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:19:35,409 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:19:35,416 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:19:35,421 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:19:35,427 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:19:35,432 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:19:35,435 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:19:35,443 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:19:35,452 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:19:35,463 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:19:35,467 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:19:35,469 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:19:35,473 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:19:35,481 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:19:35,482 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:19:35,482 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:19:35,485 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:19:35,486 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:19:35,490 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:19:35,490 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:19:35,492 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:19:35,493 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:19:35,496 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:19:35,500 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:19:35,501 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:19:35,502 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:19:35,506 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:19:35,506 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:19:35,509 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:19:35,511 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:19:35,513 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:19:35,551 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:19:35,553 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:19:35,557 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:19:35,559 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:19:35,559 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:19:35,560 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:19:35,560 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:19:35,562 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:19:35,562 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:19:35,562 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:19:35,564 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:19:35,565 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:19:35,565 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:19:35,568 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:19:35,568 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:19:35,569 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:19:35,569 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:19:35,569 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:19:35,570 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:19:35,570 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:19:35,570 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:19:35,571 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:19:35,573 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:19:35,573 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:19:35,573 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:19:35,574 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:19:35,574 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:19:35,574 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:19:35,576 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:19:35,576 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 -> de2a3adae7b5795754a73dfe6d092ffdb3e0dd7a [2019-11-24 21:19:36,100 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:19:36,133 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:19:36,141 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:19:36,144 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:19:36,148 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:19:36,149 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c [2019-11-24 21:19:36,316 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c45fef54/574743bb185b4ebca911d9ad542c23c7/FLAG01e936248 [2019-11-24 21:19:37,510 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:19:37,511 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c [2019-11-24 21:19:37,540 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c45fef54/574743bb185b4ebca911d9ad542c23c7/FLAG01e936248 [2019-11-24 21:19:37,580 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c45fef54/574743bb185b4ebca911d9ad542c23c7 [2019-11-24 21:19:37,588 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:19:37,595 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:19:37,601 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:19:37,602 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:19:37,610 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:19:37,614 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:19:37" (1/1) ... [2019-11-24 21:19:37,623 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ff623f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:37, skipping insertion in model container [2019-11-24 21:19:37,624 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:19:37" (1/1) ... [2019-11-24 21:19:37,646 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:19:37,740 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:19:38,433 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:19:38,465 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:19:38,606 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:19:38,643 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:19:38,645 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:38 WrapperNode [2019-11-24 21:19:38,645 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:19:38,647 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:19:38,648 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:19:38,648 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:19:38,659 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:38" (1/1) ... [2019-11-24 21:19:38,697 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:38" (1/1) ... [2019-11-24 21:19:38,757 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:19:38,759 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:19:38,759 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:19:38,760 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:19:38,774 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:38" (1/1) ... [2019-11-24 21:19:38,774 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:38" (1/1) ... [2019-11-24 21:19:38,789 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:38" (1/1) ... [2019-11-24 21:19:38,792 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:38" (1/1) ... [2019-11-24 21:19:38,825 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:38" (1/1) ... [2019-11-24 21:19:38,850 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:38" (1/1) ... [2019-11-24 21:19:38,863 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:38" (1/1) ... [2019-11-24 21:19:38,866 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:19:38,887 INFO L168 Benchmark]: Toolchain (without parser) took 1283.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 984.3 MB in the end (delta: -22.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:19:38,888 INFO L168 Benchmark]: CDTParser took 2.19 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. [2019-11-24 21:19:38,893 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1044.50 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 990.0 MB in the end (delta: -28.3 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-24 21:19:38,896 INFO L168 Benchmark]: Boogie Procedure Inliner took 111.49 ms. Allocated memory is still 1.0 GB. Free memory was 990.0 MB in the beginning and 984.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:19:38,900 INFO L168 Benchmark]: Boogie Preprocessor took 115.70 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:19:38,911 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.19 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 1044.50 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 990.0 MB in the end (delta: -28.3 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 111.49 ms. Allocated memory is still 1.0 GB. Free memory was 990.0 MB in the beginning and 984.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 115.70 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 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 21:19:42,710 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:19:42,717 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:19:42,738 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:19:42,740 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:19:42,754 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:19:42,757 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:19:42,773 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:19:42,780 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:19:42,783 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:19:42,785 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:19:42,790 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:19:42,792 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:19:42,799 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:19:42,802 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:19:42,804 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:19:42,812 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:19:42,814 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:19:42,815 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:19:42,824 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:19:42,833 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:19:42,837 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:19:42,842 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:19:42,846 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:19:42,853 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:19:42,853 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:19:42,856 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:19:42,858 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:19:42,859 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:19:42,862 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:19:42,862 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:19:42,865 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:19:42,868 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:19:42,871 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:19:42,874 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:19:42,875 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:19:42,878 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:19:42,878 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:19:42,879 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:19:42,884 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:19:42,886 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:19:42,887 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:19:42,928 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:19:42,929 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:19:42,933 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:19:42,933 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:19:42,935 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:19:42,935 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:19:42,935 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:19:42,936 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:19:42,938 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:19:42,938 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:19:42,939 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:19:42,940 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:19:42,940 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:19:42,940 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:19:42,941 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:19:42,943 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:19:42,943 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:19:42,943 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:19:42,944 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:19:42,944 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:19:42,944 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:19:42,946 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:19:42,946 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:19:42,946 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:19:42,947 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:19:42,948 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:19:42,948 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:19:42,948 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:19:42,950 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:19:42,950 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:19:42,951 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:19:42,952 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 -> de2a3adae7b5795754a73dfe6d092ffdb3e0dd7a [2019-11-24 21:19:43,549 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:19:43,583 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:19:43,591 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:19:43,596 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:19:43,597 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:19:43,601 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c [2019-11-24 21:19:43,765 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f17d5a34/5c19e2763f29413eb3d56742fff66504/FLAGeeda845a5 [2019-11-24 21:19:44,955 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:19:44,956 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c [2019-11-24 21:19:44,984 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f17d5a34/5c19e2763f29413eb3d56742fff66504/FLAGeeda845a5 [2019-11-24 21:19:45,022 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f17d5a34/5c19e2763f29413eb3d56742fff66504 [2019-11-24 21:19:45,030 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:19:45,035 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:19:45,040 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:19:45,043 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:19:45,049 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:19:45,051 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:19:45" (1/1) ... [2019-11-24 21:19:45,062 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42beb182 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:45, skipping insertion in model container [2019-11-24 21:19:45,062 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:19:45" (1/1) ... [2019-11-24 21:19:45,077 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:19:45,188 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:19:45,912 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:19:45,931 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:19:46,093 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:19:46,140 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:19:46,141 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:46 WrapperNode [2019-11-24 21:19:46,141 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:19:46,143 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:19:46,143 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:19:46,145 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:19:46,155 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:46" (1/1) ... [2019-11-24 21:19:46,192 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:46" (1/1) ... [2019-11-24 21:19:46,251 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:19:46,252 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:19:46,252 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:19:46,253 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:19:46,264 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:46" (1/1) ... [2019-11-24 21:19:46,265 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:46" (1/1) ... [2019-11-24 21:19:46,286 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:46" (1/1) ... [2019-11-24 21:19:46,287 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:46" (1/1) ... [2019-11-24 21:19:46,319 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:46" (1/1) ... [2019-11-24 21:19:46,347 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:46" (1/1) ... [2019-11-24 21:19:46,361 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:46" (1/1) ... [2019-11-24 21:19:46,376 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:19:46,381 INFO L168 Benchmark]: Toolchain (without parser) took 1345.03 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 984.3 MB in the end (delta: -16.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:19:46,383 INFO L168 Benchmark]: CDTParser took 0.53 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 21:19:46,384 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1101.68 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 984.3 MB in the end (delta: -16.9 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-24 21:19:46,386 INFO L168 Benchmark]: Boogie Procedure Inliner took 109.11 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:19:46,388 INFO L168 Benchmark]: Boogie Preprocessor took 124.98 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:19:46,402 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.53 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 1101.68 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 984.3 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 109.11 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 124.98 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 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...