./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.BOUNDED-16.pals.c.v+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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.8.1.ufo.BOUNDED-16.pals.c.v+cfa-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 6ba22e0afa282c23e4ad2196e98646e497cc1fbf ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.8.1.ufo.BOUNDED-16.pals.c.v+cfa-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 6ba22e0afa282c23e4ad2196e98646e497cc1fbf ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:18:40,894 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:18:40,898 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:18:40,924 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:18:40,924 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:18:40,926 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:18:40,929 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:18:40,942 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:18:40,948 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:18:40,952 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:18:40,953 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:18:40,958 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:18:40,958 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:18:40,961 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:18:40,964 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:18:40,966 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:18:40,970 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:18:40,970 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:18:40,972 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:18:40,978 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:18:40,986 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:18:40,990 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:18:40,993 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:18:40,995 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:18:41,000 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:18:41,000 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:18:41,002 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:18:41,003 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:18:41,007 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:18:41,008 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:18:41,008 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:18:41,009 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:18:41,009 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:18:41,010 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:18:41,013 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:18:41,014 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:18:41,015 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:18:41,016 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:18:41,016 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:18:41,017 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:18:41,020 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:18:41,020 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:18:41,051 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:18:41,051 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:18:41,055 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:18:41,055 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:18:41,055 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:18:41,056 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:18:41,056 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:18:41,056 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:18:41,056 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:18:41,056 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:18:41,057 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:18:41,059 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:18:41,059 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:18:41,059 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:18:41,060 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:18:41,060 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:18:41,060 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:18:41,060 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:18:41,062 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:18:41,062 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:18:41,062 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:18:41,062 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:18:41,063 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:18:41,063 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:18:41,063 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:18:41,064 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:18:41,064 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:18:41,064 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:18:41,067 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 -> 6ba22e0afa282c23e4ad2196e98646e497cc1fbf [2019-11-26 17:18:41,538 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:18:41,555 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:18:41,563 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:18:41,564 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:18:41,568 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:18:41,569 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.BOUNDED-16.pals.c.v+cfa-reducer.c [2019-11-26 17:18:41,674 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fe99bb1de/55e4ac4adb284d208ba0b4d67711aea5/FLAG4d8aa545b [2019-11-26 17:18:42,505 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:18:42,510 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.BOUNDED-16.pals.c.v+cfa-reducer.c [2019-11-26 17:18:42,529 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fe99bb1de/55e4ac4adb284d208ba0b4d67711aea5/FLAG4d8aa545b [2019-11-26 17:18:42,717 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fe99bb1de/55e4ac4adb284d208ba0b4d67711aea5 [2019-11-26 17:18:42,724 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:18:42,727 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:18:42,730 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:18:42,731 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:18:42,734 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:18:42,738 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:18:42" (1/1) ... [2019-11-26 17:18:42,746 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46807bdc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:42, skipping insertion in model container [2019-11-26 17:18:42,746 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:18:42" (1/1) ... [2019-11-26 17:18:42,762 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:18:42,837 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:18:43,434 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:18:43,458 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:18:43,625 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:18:43,659 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:18:43,660 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:43 WrapperNode [2019-11-26 17:18:43,661 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:18:43,666 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:18:43,667 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:18:43,667 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:18:43,674 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:43" (1/1) ... [2019-11-26 17:18:43,708 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:43" (1/1) ... [2019-11-26 17:18:43,777 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:18:43,777 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:18:43,780 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:18:43,780 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:18:43,791 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:43" (1/1) ... [2019-11-26 17:18:43,792 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:43" (1/1) ... [2019-11-26 17:18:43,799 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:43" (1/1) ... [2019-11-26 17:18:43,800 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:43" (1/1) ... [2019-11-26 17:18:43,819 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:43" (1/1) ... [2019-11-26 17:18:43,831 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:43" (1/1) ... [2019-11-26 17:18:43,837 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:43" (1/1) ... [2019-11-26 17:18:43,859 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:18:43,873 INFO L168 Benchmark]: Toolchain (without parser) took 1139.95 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 978.4 MB in the end (delta: -12.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:18:43,874 INFO L168 Benchmark]: CDTParser took 0.24 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. [2019-11-26 17:18:43,875 INFO L168 Benchmark]: CACSL2BoogieTranslator took 931.80 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 984.1 MB in the end (delta: -18.1 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-26 17:18:43,877 INFO L168 Benchmark]: Boogie Procedure Inliner took 110.54 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. [2019-11-26 17:18:43,880 INFO L168 Benchmark]: Boogie Preprocessor took 87.48 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. [2019-11-26 17:18:43,886 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 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 931.80 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 984.1 MB in the end (delta: -18.1 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 110.54 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 87.48 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 0.1.24-025d5a2 [2019-11-26 17:18:46,585 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:18:46,587 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:18:46,611 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:18:46,612 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:18:46,620 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:18:46,623 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:18:46,634 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:18:46,641 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:18:46,646 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:18:46,648 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:18:46,650 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:18:46,651 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:18:46,655 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:18:46,656 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:18:46,657 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:18:46,663 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:18:46,664 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:18:46,666 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:18:46,672 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:18:46,676 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:18:46,681 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:18:46,684 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:18:46,687 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:18:46,692 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:18:46,694 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:18:46,694 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:18:46,697 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:18:46,697 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:18:46,699 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:18:46,700 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:18:46,700 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:18:46,705 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:18:46,707 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:18:46,708 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:18:46,708 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:18:46,709 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:18:46,709 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:18:46,709 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:18:46,710 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:18:46,713 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:18:46,713 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:18:46,739 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:18:46,742 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:18:46,744 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:18:46,744 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:18:46,744 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:18:46,745 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:18:46,745 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:18:46,747 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:18:46,747 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:18:46,747 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:18:46,748 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:18:46,748 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:18:46,748 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:18:46,749 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:18:46,749 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:18:46,749 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:18:46,752 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:18:46,752 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:18:46,752 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:18:46,752 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:18:46,753 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:18:46,753 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:18:46,753 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:18:46,753 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:18:46,753 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:18:46,754 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:18:46,754 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:18:46,754 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:18:46,754 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:18:46,757 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:18:46,758 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 -> 6ba22e0afa282c23e4ad2196e98646e497cc1fbf [2019-11-26 17:18:47,233 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:18:47,251 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:18:47,256 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:18:47,260 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:18:47,261 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:18:47,265 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.BOUNDED-16.pals.c.v+cfa-reducer.c [2019-11-26 17:18:47,370 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8345212b7/20fe0748798b4bc6afe720a314a117f6/FLAG21f9ccef7 [2019-11-26 17:18:48,197 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:18:48,202 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.BOUNDED-16.pals.c.v+cfa-reducer.c [2019-11-26 17:18:48,231 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8345212b7/20fe0748798b4bc6afe720a314a117f6/FLAG21f9ccef7 [2019-11-26 17:18:48,417 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8345212b7/20fe0748798b4bc6afe720a314a117f6 [2019-11-26 17:18:48,421 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:18:48,423 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:18:48,432 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:18:48,432 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:18:48,438 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:18:48,439 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:18:48" (1/1) ... [2019-11-26 17:18:48,442 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5115533e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:48, skipping insertion in model container [2019-11-26 17:18:48,442 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:18:48" (1/1) ... [2019-11-26 17:18:48,449 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:18:48,542 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:18:49,219 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:18:49,236 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:18:49,427 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:18:49,457 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:18:49,458 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:49 WrapperNode [2019-11-26 17:18:49,458 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:18:49,459 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:18:49,460 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:18:49,460 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:18:49,468 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:49" (1/1) ... [2019-11-26 17:18:49,506 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:49" (1/1) ... [2019-11-26 17:18:49,562 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:18:49,563 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:18:49,563 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:18:49,564 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:18:49,574 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:49" (1/1) ... [2019-11-26 17:18:49,575 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:49" (1/1) ... [2019-11-26 17:18:49,587 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:49" (1/1) ... [2019-11-26 17:18:49,588 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:49" (1/1) ... [2019-11-26 17:18:49,609 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:49" (1/1) ... [2019-11-26 17:18:49,623 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:49" (1/1) ... [2019-11-26 17:18:49,632 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:49" (1/1) ... [2019-11-26 17:18:49,652 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:18:49,667 INFO L168 Benchmark]: Toolchain (without parser) took 1243.08 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 972.8 MB in the end (delta: -11.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:18:49,668 INFO L168 Benchmark]: CDTParser took 0.44 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. [2019-11-26 17:18:49,669 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1027.15 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 978.6 MB in the end (delta: -16.9 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-26 17:18:49,670 INFO L168 Benchmark]: Boogie Procedure Inliner took 103.08 ms. Allocated memory is still 1.0 GB. Free memory was 978.6 MB in the beginning and 972.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:18:49,671 INFO L168 Benchmark]: Boogie Preprocessor took 93.97 ms. Allocated memory is still 1.0 GB. Free memory is still 972.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:18:49,676 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 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 1027.15 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 978.6 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 103.08 ms. Allocated memory is still 1.0 GB. Free memory was 978.6 MB in the beginning and 972.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 93.97 ms. Allocated memory is still 1.0 GB. Free memory is still 972.8 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...