./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.1.ufo.BOUNDED-10.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.1.ufo.BOUNDED-10.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 b3b24d22acbd30abb2bd6c739c1741063240b31f ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_STARTPALS_ActiveStandby.1.ufo.BOUNDED-10.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 b3b24d22acbd30abb2bd6c739c1741063240b31f ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 21:19:07,843 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:19:07,849 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:19:07,885 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:19:07,889 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:19:07,891 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:19:07,898 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:19:07,912 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:19:07,917 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:19:07,922 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:19:07,927 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:19:07,930 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:19:07,932 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:19:07,938 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:19:07,942 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:19:07,944 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:19:07,949 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:19:07,953 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:19:07,957 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:19:07,966 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:19:07,976 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:19:07,984 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:19:07,986 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:19:07,988 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:19:07,997 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:19:07,999 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:19:07,999 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:19:08,003 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:19:08,004 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:19:08,010 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:19:08,010 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:19:08,011 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:19:08,016 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:19:08,017 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:19:08,020 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:19:08,022 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:19:08,024 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:19:08,025 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:19:08,025 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:19:08,028 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:19:08,031 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:19:08,033 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:19:08,071 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:19:08,074 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:19:08,081 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:19:08,082 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:19:08,082 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:19:08,083 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:19:08,083 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:19:08,083 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:19:08,084 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:19:08,084 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:19:08,087 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:19:08,087 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:19:08,088 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:19:08,088 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:19:08,088 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:19:08,089 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:19:08,089 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:19:08,091 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:19:08,091 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:19:08,092 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:19:08,092 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:19:08,094 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:19:08,094 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:19:08,095 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:19:08,095 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:19:08,095 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:19:08,095 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:19:08,097 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:19:08,097 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:19:08,097 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 -> b3b24d22acbd30abb2bd6c739c1741063240b31f [2019-11-24 21:19:08,703 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:19:08,734 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:19:08,742 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:19:08,745 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:19:08,750 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:19:08,751 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.1.ufo.BOUNDED-10.pals.c [2019-11-24 21:19:08,908 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/887fc3e6f/b208cdc323b14936bb723099f3af06fe/FLAGba3d0bbfe [2019-11-24 21:19:10,127 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:19:10,127 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.1.ufo.BOUNDED-10.pals.c [2019-11-24 21:19:10,159 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/887fc3e6f/b208cdc323b14936bb723099f3af06fe/FLAGba3d0bbfe [2019-11-24 21:19:10,204 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/887fc3e6f/b208cdc323b14936bb723099f3af06fe [2019-11-24 21:19:10,216 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:19:10,222 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:19:10,229 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:19:10,231 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:19:10,238 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:19:10,244 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:19:10" (1/1) ... [2019-11-24 21:19:10,254 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1200897d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:10, skipping insertion in model container [2019-11-24 21:19:10,256 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:19:10" (1/1) ... [2019-11-24 21:19:10,276 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:19:10,385 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:19:11,274 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:19:11,308 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:19:11,507 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:19:11,558 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:19:11,560 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:11 WrapperNode [2019-11-24 21:19:11,562 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:19:11,564 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:19:11,564 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:19:11,564 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:19:11,575 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:11" (1/1) ... [2019-11-24 21:19:11,624 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:11" (1/1) ... [2019-11-24 21:19:11,750 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:19:11,750 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:19:11,751 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:19:11,751 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:19:11,770 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:11" (1/1) ... [2019-11-24 21:19:11,771 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:11" (1/1) ... [2019-11-24 21:19:11,788 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:11" (1/1) ... [2019-11-24 21:19:11,790 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:11" (1/1) ... [2019-11-24 21:19:11,855 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:11" (1/1) ... [2019-11-24 21:19:11,905 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:11" (1/1) ... [2019-11-24 21:19:11,927 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:11" (1/1) ... [2019-11-24 21:19:11,954 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:19:11,964 INFO L168 Benchmark]: Toolchain (without parser) took 1738.81 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 967.0 MB in the end (delta: 391.0 kB). Peak memory consumption was 456.5 kB. Max. memory is 12.5 GB. [2019-11-24 21:19:11,967 INFO L168 Benchmark]: CDTParser took 0.84 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:19:11,973 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1333.30 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 984.2 MB in the end (delta: -16.8 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:19:11,979 INFO L168 Benchmark]: Boogie Procedure Inliner took 186.54 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:19:11,982 INFO L168 Benchmark]: Boogie Preprocessor took 203.89 ms. Allocated memory is still 1.0 GB. Free memory was 978.5 MB in the beginning and 967.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:19:11,999 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.84 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 1333.30 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 984.2 MB in the end (delta: -16.8 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 186.54 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 203.89 ms. Allocated memory is still 1.0 GB. Free memory was 978.5 MB in the beginning and 967.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 21:19:16,017 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:19:16,023 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:19:16,061 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:19:16,064 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:19:16,067 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:19:16,071 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:19:16,090 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:19:16,094 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:19:16,101 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:19:16,103 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:19:16,108 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:19:16,109 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:19:16,114 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:19:16,120 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:19:16,122 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:19:16,125 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:19:16,130 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:19:16,136 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:19:16,145 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:19:16,151 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:19:16,160 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:19:16,165 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:19:16,167 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:19:16,175 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:19:16,178 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:19:16,178 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:19:16,180 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:19:16,183 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:19:16,184 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:19:16,188 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:19:16,189 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:19:16,190 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:19:16,191 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:19:16,196 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:19:16,197 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:19:16,198 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:19:16,199 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:19:16,201 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:19:16,202 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:19:16,208 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:19:16,210 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:19:16,249 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:19:16,252 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:19:16,257 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:19:16,258 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:19:16,258 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:19:16,259 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:19:16,259 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:19:16,259 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:19:16,260 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:19:16,262 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:19:16,263 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:19:16,263 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:19:16,264 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:19:16,264 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:19:16,264 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:19:16,265 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:19:16,267 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:19:16,267 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:19:16,267 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:19:16,268 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:19:16,268 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:19:16,268 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:19:16,270 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:19:16,270 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:19:16,270 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:19:16,271 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:19:16,273 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:19:16,273 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:19:16,273 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:19:16,274 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:19:16,275 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:19:16,276 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 -> b3b24d22acbd30abb2bd6c739c1741063240b31f [2019-11-24 21:19:16,927 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:19:16,961 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:19:16,967 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:19:16,971 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:19:16,976 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:19:16,979 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.1.ufo.BOUNDED-10.pals.c [2019-11-24 21:19:17,139 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6360b33fb/28a9a44abc1d4640bedc8994ee74c801/FLAG24910ad99 [2019-11-24 21:19:18,313 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:19:18,315 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.1.ufo.BOUNDED-10.pals.c [2019-11-24 21:19:18,346 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6360b33fb/28a9a44abc1d4640bedc8994ee74c801/FLAG24910ad99 [2019-11-24 21:19:18,423 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6360b33fb/28a9a44abc1d4640bedc8994ee74c801 [2019-11-24 21:19:18,427 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:19:18,430 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:19:18,439 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:19:18,439 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:19:18,443 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:19:18,444 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:19:18" (1/1) ... [2019-11-24 21:19:18,451 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60d4ca91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:18, skipping insertion in model container [2019-11-24 21:19:18,452 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:19:18" (1/1) ... [2019-11-24 21:19:18,461 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:19:18,574 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:19:19,378 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:19:19,401 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:19:19,639 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:19:19,697 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:19:19,701 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:19 WrapperNode [2019-11-24 21:19:19,701 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:19:19,703 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:19:19,704 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:19:19,708 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:19:19,730 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:19" (1/1) ... [2019-11-24 21:19:19,776 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:19" (1/1) ... [2019-11-24 21:19:19,897 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:19:19,903 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:19:19,904 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:19:19,904 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:19:19,922 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:19" (1/1) ... [2019-11-24 21:19:19,923 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:19" (1/1) ... [2019-11-24 21:19:19,940 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:19" (1/1) ... [2019-11-24 21:19:19,958 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:19" (1/1) ... [2019-11-24 21:19:20,018 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:19" (1/1) ... [2019-11-24 21:19:20,070 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:19" (1/1) ... [2019-11-24 21:19:20,087 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:19" (1/1) ... [2019-11-24 21:19:20,110 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:19:20,127 INFO L168 Benchmark]: Toolchain (without parser) took 1688.89 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 972.7 MB in the end (delta: -5.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:19:20,130 INFO L168 Benchmark]: CDTParser took 0.50 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:19:20,134 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1263.65 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 984.2 MB in the end (delta: -16.8 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:19:20,137 INFO L168 Benchmark]: Boogie Procedure Inliner took 199.90 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 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. [2019-11-24 21:19:20,143 INFO L168 Benchmark]: Boogie Preprocessor took 212.08 ms. Allocated memory is still 1.0 GB. Free memory was 978.4 MB in the beginning and 972.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:19:20,154 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.50 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1263.65 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 984.2 MB in the end (delta: -16.8 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 199.90 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 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 212.08 ms. Allocated memory is still 1.0 GB. Free memory was 978.4 MB in the beginning and 972.7 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...