./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.UNBOUNDED.pals.c.p+lhb-reducer.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-reduced/pals_lcr.6.1.ufo.UNBOUNDED.pals.c.p+lhb-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6868cfe15ffae7894c761aae8b8ecfc9d2a7eb9a .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.6.1.ufo.UNBOUNDED.pals.c.p+lhb-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6868cfe15ffae7894c761aae8b8ecfc9d2a7eb9a .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:27:52,753 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:27:52,760 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:27:52,796 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:27:52,797 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:27:52,799 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:27:52,802 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:27:52,819 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:27:52,826 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:27:52,828 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:27:52,833 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:27:52,839 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:27:52,840 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:27:52,844 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:27:52,848 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:27:52,851 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:27:52,854 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:27:52,858 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:27:52,863 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:27:52,870 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:27:52,879 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:27:52,886 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:27:52,891 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:27:52,894 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:27:52,900 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:27:52,903 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:27:52,903 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:27:52,905 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:27:52,906 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:27:52,907 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:27:52,910 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:27:52,911 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:27:52,915 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:27:52,919 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:27:52,923 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:27:52,924 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:27:52,925 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:27:52,925 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:27:52,926 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:27:52,927 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:27:52,931 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:27:52,932 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:27:52,971 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:27:52,971 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:27:52,977 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:27:52,978 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:27:52,980 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:27:52,980 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:27:52,980 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:27:52,981 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:27:52,981 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:27:52,982 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:27:52,984 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:27:52,984 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:27:52,984 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:27:52,986 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:27:52,986 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:27:52,987 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:27:52,987 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:27:52,987 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:27:52,990 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:27:52,990 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:27:52,990 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:27:52,991 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:27:52,991 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:27:52,991 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:27:52,991 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:27:52,992 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:27:52,992 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:27:52,992 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:27:52,995 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 -> 6868cfe15ffae7894c761aae8b8ecfc9d2a7eb9a [2019-11-27 16:27:53,604 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:27:53,633 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:27:53,643 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:27:53,645 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:27:53,645 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:27:53,647 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.UNBOUNDED.pals.c.p+lhb-reducer.c [2019-11-27 16:27:53,803 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a0603e66d/50f2b7d53c244163807d12417f4c883f/FLAG726aa6fa9 [2019-11-27 16:27:55,013 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:27:55,014 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.UNBOUNDED.pals.c.p+lhb-reducer.c [2019-11-27 16:27:55,045 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a0603e66d/50f2b7d53c244163807d12417f4c883f/FLAG726aa6fa9 [2019-11-27 16:27:55,087 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a0603e66d/50f2b7d53c244163807d12417f4c883f [2019-11-27 16:27:55,095 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:27:55,098 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:27:55,105 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:27:55,105 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:27:55,113 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:27:55,117 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:27:55" (1/1) ... [2019-11-27 16:27:55,124 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@218e5f0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:55, skipping insertion in model container [2019-11-27 16:27:55,125 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:27:55" (1/1) ... [2019-11-27 16:27:55,146 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:27:55,271 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:27:56,265 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:27:56,315 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:27:56,673 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:27:56,727 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:27:56,728 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:56 WrapperNode [2019-11-27 16:27:56,729 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:27:56,730 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:27:56,730 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:27:56,731 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:27:56,741 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:56" (1/1) ... [2019-11-27 16:27:56,775 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:56" (1/1) ... [2019-11-27 16:27:56,880 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:27:56,881 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:27:56,882 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:27:56,882 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:27:56,904 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:56" (1/1) ... [2019-11-27 16:27:56,906 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:56" (1/1) ... [2019-11-27 16:27:56,913 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:56" (1/1) ... [2019-11-27 16:27:56,914 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:56" (1/1) ... [2019-11-27 16:27:56,942 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:56" (1/1) ... [2019-11-27 16:27:56,984 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:56" (1/1) ... [2019-11-27 16:27:56,990 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:56" (1/1) ... [2019-11-27 16:27:57,014 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:27:57,026 INFO L168 Benchmark]: Toolchain (without parser) took 1921.15 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 968.2 MB in the end (delta: -6.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:27:57,033 INFO L168 Benchmark]: CDTParser took 1.19 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 16:27:57,034 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1624.83 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 974.0 MB in the end (delta: -12.3 MB). Peak memory consumption was 26.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:27:57,036 INFO L168 Benchmark]: Boogie Procedure Inliner took 150.31 ms. Allocated memory is still 1.0 GB. Free memory was 974.0 MB in the beginning and 968.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:27:57,044 INFO L168 Benchmark]: Boogie Preprocessor took 136.05 ms. Allocated memory is still 1.0 GB. Free memory is still 968.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:27:57,049 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.19 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 1624.83 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 974.0 MB in the end (delta: -12.3 MB). Peak memory consumption was 26.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 150.31 ms. Allocated memory is still 1.0 GB. Free memory was 974.0 MB in the beginning and 968.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 136.05 ms. Allocated memory is still 1.0 GB. Free memory is still 968.2 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 16:28:01,072 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:28:01,080 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:28:01,110 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:28:01,112 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:28:01,114 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:28:01,118 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:28:01,131 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:28:01,138 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:28:01,143 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:28:01,146 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:28:01,151 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:28:01,152 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:28:01,156 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:28:01,158 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:28:01,162 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:28:01,164 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:28:01,164 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:28:01,171 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:28:01,174 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:28:01,183 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:28:01,189 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:28:01,190 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:28:01,193 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:28:01,201 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:28:01,202 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:28:01,204 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:28:01,208 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:28:01,210 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:28:01,211 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:28:01,214 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:28:01,215 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:28:01,217 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:28:01,220 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:28:01,224 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:28:01,226 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:28:01,228 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:28:01,229 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:28:01,229 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:28:01,232 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:28:01,235 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:28:01,238 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:28:01,295 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:28:01,297 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:28:01,301 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:28:01,305 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:28:01,305 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:28:01,306 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:28:01,308 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:28:01,308 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:28:01,308 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:28:01,309 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:28:01,309 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:28:01,309 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:28:01,310 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:28:01,313 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:28:01,313 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:28:01,313 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:28:01,314 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:28:01,314 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:28:01,314 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:28:01,315 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:28:01,316 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:28:01,316 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:28:01,316 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:28:01,319 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:28:01,319 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:28:01,319 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:28:01,320 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:28:01,320 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:28:01,320 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:28:01,321 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:28:01,325 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 -> 6868cfe15ffae7894c761aae8b8ecfc9d2a7eb9a [2019-11-27 16:28:01,910 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:28:01,938 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:28:01,946 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:28:01,951 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:28:01,951 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:28:01,955 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.UNBOUNDED.pals.c.p+lhb-reducer.c [2019-11-27 16:28:02,107 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e2573c858/aba5241dd7934bc68b9792ed760a065d/FLAG4d0e43dc0 [2019-11-27 16:28:03,273 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:28:03,274 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.UNBOUNDED.pals.c.p+lhb-reducer.c [2019-11-27 16:28:03,321 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e2573c858/aba5241dd7934bc68b9792ed760a065d/FLAG4d0e43dc0 [2019-11-27 16:28:03,765 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e2573c858/aba5241dd7934bc68b9792ed760a065d [2019-11-27 16:28:03,778 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:28:03,780 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:28:03,784 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:28:03,785 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:28:03,793 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:28:03,794 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:28:03" (1/1) ... [2019-11-27 16:28:03,803 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f374e42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:03, skipping insertion in model container [2019-11-27 16:28:03,804 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:28:03" (1/1) ... [2019-11-27 16:28:03,826 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:28:03,956 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:28:05,137 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:28:05,176 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:28:05,566 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:28:05,626 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:28:05,626 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:05 WrapperNode [2019-11-27 16:28:05,630 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:28:05,631 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:28:05,631 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:28:05,632 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:28:05,658 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:05" (1/1) ... [2019-11-27 16:28:05,707 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:05" (1/1) ... [2019-11-27 16:28:05,822 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:28:05,827 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:28:05,827 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:28:05,828 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:28:05,842 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:05" (1/1) ... [2019-11-27 16:28:05,849 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:05" (1/1) ... [2019-11-27 16:28:05,861 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:05" (1/1) ... [2019-11-27 16:28:05,869 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:05" (1/1) ... [2019-11-27 16:28:05,906 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:05" (1/1) ... [2019-11-27 16:28:05,950 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:05" (1/1) ... [2019-11-27 16:28:05,963 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:05" (1/1) ... [2019-11-27 16:28:05,984 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:28:05,998 INFO L168 Benchmark]: Toolchain (without parser) took 2208.99 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 967.8 MB in the end (delta: -6.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:28:05,999 INFO L168 Benchmark]: CDTParser took 0.39 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 16:28:06,000 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1846.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 973.5 MB in the end (delta: -11.8 MB). Peak memory consumption was 26.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:06,003 INFO L168 Benchmark]: Boogie Procedure Inliner took 195.68 ms. Allocated memory is still 1.0 GB. Free memory is still 973.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:28:06,006 INFO L168 Benchmark]: Boogie Preprocessor took 158.65 ms. Allocated memory is still 1.0 GB. Free memory was 973.5 MB in the beginning and 967.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:06,010 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 1846.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 973.5 MB in the end (delta: -11.8 MB). Peak memory consumption was 26.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 195.68 ms. Allocated memory is still 1.0 GB. Free memory is still 973.5 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 158.65 ms. Allocated memory is still 1.0 GB. Free memory was 973.5 MB in the beginning and 967.8 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...