./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_lcr.8.1.ufo.UNBOUNDED.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded/pals_lcr.8.1.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 d9c821b95f88f42ac29f5b6f2a6192e522392b38 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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.8.1.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 d9c821b95f88f42ac29f5b6f2a6192e522392b38 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:23:32,939 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:23:32,941 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:23:32,970 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:23:32,971 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:23:32,973 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:23:32,990 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:23:33,005 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:23:33,011 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:23:33,015 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:23:33,019 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:23:33,024 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:23:33,025 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:23:33,032 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:23:33,034 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:23:33,040 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:23:33,043 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:23:33,044 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:23:33,049 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:23:33,062 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:23:33,068 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:23:33,073 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:23:33,078 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:23:33,080 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:23:33,092 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:23:33,093 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:23:33,093 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:23:33,095 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:23:33,096 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:23:33,097 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:23:33,099 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:23:33,100 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:23:33,102 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:23:33,104 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:23:33,109 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:23:33,110 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:23:33,112 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:23:33,113 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:23:33,113 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:23:33,117 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:23:33,118 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:23:33,122 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:23:33,163 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:23:33,165 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:23:33,169 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:23:33,169 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:23:33,171 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:23:33,171 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:23:33,171 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:23:33,172 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:23:33,174 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:23:33,174 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:23:33,175 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:23:33,176 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:23:33,176 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:23:33,177 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:23:33,179 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:23:33,179 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:23:33,179 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:23:33,180 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:23:33,180 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:23:33,180 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:23:33,180 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:23:33,182 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:23:33,182 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:23:33,182 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:23:33,183 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:23:33,185 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:23:33,185 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:23:33,185 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:23:33,186 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 -> d9c821b95f88f42ac29f5b6f2a6192e522392b38 [2019-11-27 16:23:33,779 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:23:33,813 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:23:33,820 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:23:33,822 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:23:33,827 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:23:33,829 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_lcr.8.1.ufo.UNBOUNDED.pals.c [2019-11-27 16:23:33,987 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/04c9cbfe1/9d7b642ecc2d4a1c97b5b03ad56ed5e6/FLAGa2720d77b [2019-11-27 16:23:35,186 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:23:35,194 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_lcr.8.1.ufo.UNBOUNDED.pals.c [2019-11-27 16:23:35,229 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/04c9cbfe1/9d7b642ecc2d4a1c97b5b03ad56ed5e6/FLAGa2720d77b [2019-11-27 16:23:35,267 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/04c9cbfe1/9d7b642ecc2d4a1c97b5b03ad56ed5e6 [2019-11-27 16:23:35,276 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:23:35,281 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:23:35,286 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:23:35,286 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:23:35,295 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:23:35,296 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:23:35" (1/1) ... [2019-11-27 16:23:35,306 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ef5a3f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:35, skipping insertion in model container [2019-11-27 16:23:35,307 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:23:35" (1/1) ... [2019-11-27 16:23:35,325 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:23:35,432 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:23:36,293 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:23:36,326 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:23:36,528 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:23:36,585 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:23:36,586 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:36 WrapperNode [2019-11-27 16:23:36,587 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:23:36,596 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:23:36,596 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:23:36,596 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:23:36,606 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:36" (1/1) ... [2019-11-27 16:23:36,638 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:36" (1/1) ... [2019-11-27 16:23:36,747 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:23:36,749 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:23:36,751 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:23:36,753 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:23:36,778 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:36" (1/1) ... [2019-11-27 16:23:36,779 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:36" (1/1) ... [2019-11-27 16:23:36,783 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:36" (1/1) ... [2019-11-27 16:23:36,790 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:36" (1/1) ... [2019-11-27 16:23:36,820 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:36" (1/1) ... [2019-11-27 16:23:36,845 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:36" (1/1) ... [2019-11-27 16:23:36,853 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:36" (1/1) ... [2019-11-27 16:23:36,863 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:23:36,872 INFO L168 Benchmark]: Toolchain (without parser) took 1588.14 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 978.4 MB in the end (delta: -11.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:23:36,887 INFO L168 Benchmark]: CDTParser took 0.46 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. [2019-11-27 16:23:36,892 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1309.65 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 984.1 MB in the end (delta: -16.7 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:23:36,894 INFO L168 Benchmark]: Boogie Procedure Inliner took 152.93 ms. Allocated memory is still 1.0 GB. Free memory was 984.1 MB in the beginning and 978.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:23:36,896 INFO L168 Benchmark]: Boogie Preprocessor took 116.67 ms. Allocated memory is still 1.0 GB. Free memory is still 978.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:23:36,909 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46 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 1309.65 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 984.1 MB in the end (delta: -16.7 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 152.93 ms. Allocated memory is still 1.0 GB. Free memory was 984.1 MB in the beginning and 978.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 116.67 ms. Allocated memory is still 1.0 GB. Free memory is still 978.4 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 0.1.24-509859d [2019-11-27 16:23:40,735 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:23:40,740 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:23:40,774 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:23:40,776 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:23:40,784 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:23:40,786 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:23:40,806 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:23:40,811 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:23:40,816 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:23:40,821 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:23:40,826 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:23:40,829 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:23:40,833 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:23:40,837 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:23:40,841 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:23:40,845 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:23:40,849 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:23:40,851 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:23:40,860 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:23:40,871 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:23:40,877 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:23:40,880 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:23:40,885 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:23:40,893 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:23:40,894 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:23:40,896 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:23:40,898 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:23:40,899 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:23:40,905 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:23:40,905 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:23:40,906 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:23:40,907 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:23:40,910 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:23:40,912 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:23:40,915 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:23:40,916 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:23:40,920 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:23:40,920 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:23:40,923 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:23:40,924 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:23:40,926 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:23:40,970 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:23:40,974 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:23:40,977 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:23:40,978 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:23:40,978 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:23:40,981 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:23:40,981 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:23:40,982 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:23:40,982 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:23:40,982 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:23:40,984 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:23:40,984 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:23:40,984 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:23:40,986 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:23:40,987 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:23:40,987 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:23:40,988 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:23:40,988 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:23:40,988 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:23:40,991 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:23:40,991 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:23:40,991 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:23:40,992 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:23:40,992 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:23:40,992 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:23:40,993 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:23:40,993 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:23:40,996 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:23:40,996 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:23:40,997 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:23:40,998 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 -> d9c821b95f88f42ac29f5b6f2a6192e522392b38 [2019-11-27 16:23:41,694 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:23:41,729 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:23:41,737 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:23:41,742 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:23:41,743 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:23:41,745 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_lcr.8.1.ufo.UNBOUNDED.pals.c [2019-11-27 16:23:41,903 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c98bb4784/31bc58dfa1f74d4881529f90af4b780d/FLAG3c1f9aa57 [2019-11-27 16:23:43,046 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:23:43,047 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_lcr.8.1.ufo.UNBOUNDED.pals.c [2019-11-27 16:23:43,081 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c98bb4784/31bc58dfa1f74d4881529f90af4b780d/FLAG3c1f9aa57 [2019-11-27 16:23:43,563 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c98bb4784/31bc58dfa1f74d4881529f90af4b780d [2019-11-27 16:23:43,568 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:23:43,572 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:23:43,586 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:23:43,589 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:23:43,596 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:23:43,598 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:23:43" (1/1) ... [2019-11-27 16:23:43,605 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@740a2c3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:43, skipping insertion in model container [2019-11-27 16:23:43,606 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:23:43" (1/1) ... [2019-11-27 16:23:43,615 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:23:43,728 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:23:44,624 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:23:44,648 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:23:44,897 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:23:44,951 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:23:44,955 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:44 WrapperNode [2019-11-27 16:23:44,955 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:23:44,957 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:23:44,959 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:23:44,959 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:23:44,971 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:44" (1/1) ... [2019-11-27 16:23:45,015 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:44" (1/1) ... [2019-11-27 16:23:45,109 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:23:45,110 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:23:45,110 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:23:45,110 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:23:45,121 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:44" (1/1) ... [2019-11-27 16:23:45,122 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:44" (1/1) ... [2019-11-27 16:23:45,143 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:44" (1/1) ... [2019-11-27 16:23:45,145 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:44" (1/1) ... [2019-11-27 16:23:45,181 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:44" (1/1) ... [2019-11-27 16:23:45,229 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:44" (1/1) ... [2019-11-27 16:23:45,241 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:44" (1/1) ... [2019-11-27 16:23:45,261 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:23:45,270 INFO L168 Benchmark]: Toolchain (without parser) took 1697.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.0 MB in the end (delta: -16.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:23:45,276 INFO L168 Benchmark]: CDTParser took 1.71 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:23:45,280 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1370.09 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 983.7 MB in the end (delta: -22.0 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:23:45,282 INFO L168 Benchmark]: Boogie Procedure Inliner took 152.74 ms. Allocated memory is still 1.0 GB. Free memory is still 983.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:23:45,284 INFO L168 Benchmark]: Boogie Preprocessor took 152.83 ms. Allocated memory is still 1.0 GB. Free memory was 983.7 MB in the beginning and 978.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:23:45,292 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.71 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 1370.09 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 983.7 MB in the end (delta: -22.0 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 152.74 ms. Allocated memory is still 1.0 GB. Free memory is still 983.7 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 152.83 ms. Allocated memory is still 1.0 GB. Free memory was 983.7 MB in the beginning and 978.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...