./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.4.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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_opt-floodmax.3.4.ufo.UNBOUNDED.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 700e3ce4eca934cea3196fa3dee12f20080669e1 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_opt-floodmax.3.4.ufo.UNBOUNDED.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 700e3ce4eca934cea3196fa3dee12f20080669e1 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 10:06:43,831 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:06:43,835 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:06:43,856 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:06:43,858 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:06:43,860 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:06:43,863 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:06:43,890 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:06:43,894 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:06:43,899 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:06:43,902 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:06:43,907 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:06:43,909 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:06:43,916 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:06:43,918 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:06:43,923 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:06:43,926 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:06:43,932 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:06:43,938 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:06:43,947 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:06:43,952 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:06:43,957 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:06:43,961 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:06:43,965 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:06:43,973 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:06:43,974 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:06:43,974 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:06:43,976 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:06:43,979 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:06:43,980 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:06:43,981 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:06:43,985 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:06:43,986 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:06:43,987 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:06:43,990 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:06:43,990 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:06:43,993 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:06:43,993 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:06:43,995 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:06:43,997 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:06:44,002 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:06:44,003 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:06:44,039 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:06:44,041 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:06:44,043 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:06:44,046 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:06:44,046 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:06:44,046 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:06:44,047 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:06:44,047 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:06:44,049 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:06:44,049 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:06:44,050 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:06:44,051 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:06:44,051 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:06:44,054 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:06:44,054 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:06:44,054 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:06:44,055 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:06:44,055 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:06:44,055 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:06:44,055 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:06:44,056 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:06:44,056 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:06:44,056 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:06:44,059 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:06:44,059 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:06:44,059 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:06:44,060 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:06:44,060 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:06:44,060 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 -> 700e3ce4eca934cea3196fa3dee12f20080669e1 [2019-11-27 10:06:44,686 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:06:44,722 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:06:44,725 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:06:44,731 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:06:44,732 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:06:44,734 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.4.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-27 10:06:44,886 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dd5301af6/ff8867961ea44ca3bafff0720589c667/FLAG74aaa6014 [2019-11-27 10:06:46,067 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:06:46,069 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.4.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-27 10:06:46,103 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dd5301af6/ff8867961ea44ca3bafff0720589c667/FLAG74aaa6014 [2019-11-27 10:06:46,588 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dd5301af6/ff8867961ea44ca3bafff0720589c667 [2019-11-27 10:06:46,598 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:06:46,600 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:06:46,608 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:06:46,609 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:06:46,618 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:06:46,619 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:06:46" (1/1) ... [2019-11-27 10:06:46,629 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6bcb722f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:46, skipping insertion in model container [2019-11-27 10:06:46,629 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:06:46" (1/1) ... [2019-11-27 10:06:46,652 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:06:46,792 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:06:47,691 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:06:47,731 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:06:47,927 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:06:47,981 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:06:47,981 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:47 WrapperNode [2019-11-27 10:06:47,983 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:06:47,984 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:06:47,984 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:06:47,984 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:06:47,995 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:47" (1/1) ... [2019-11-27 10:06:48,036 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:47" (1/1) ... [2019-11-27 10:06:48,137 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:06:48,137 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:06:48,138 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:06:48,138 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:06:48,162 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:47" (1/1) ... [2019-11-27 10:06:48,163 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:47" (1/1) ... [2019-11-27 10:06:48,168 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:47" (1/1) ... [2019-11-27 10:06:48,174 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:47" (1/1) ... [2019-11-27 10:06:48,193 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:47" (1/1) ... [2019-11-27 10:06:48,212 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:47" (1/1) ... [2019-11-27 10:06:48,220 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:47" (1/1) ... [2019-11-27 10:06:48,241 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:06:48,257 INFO L168 Benchmark]: Toolchain (without parser) took 1649.66 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 979.4 MB in the end (delta: -12.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:06:48,259 INFO L168 Benchmark]: CDTParser took 1.92 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 10:06:48,266 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1374.99 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 985.2 MB in the end (delta: -17.8 MB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:06:48,267 INFO L168 Benchmark]: Boogie Procedure Inliner took 153.39 ms. Allocated memory is still 1.0 GB. Free memory is still 985.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:06:48,269 INFO L168 Benchmark]: Boogie Preprocessor took 109.31 ms. Allocated memory is still 1.0 GB. Free memory was 985.2 MB in the beginning and 979.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:06:48,280 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.92 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 1374.99 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 985.2 MB in the end (delta: -17.8 MB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 153.39 ms. Allocated memory is still 1.0 GB. Free memory is still 985.2 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 109.31 ms. Allocated memory is still 1.0 GB. Free memory was 985.2 MB in the beginning and 979.4 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... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 10:06:52,050 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:06:52,058 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:06:52,089 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:06:52,091 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:06:52,093 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:06:52,098 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:06:52,113 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:06:52,118 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:06:52,122 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:06:52,126 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:06:52,131 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:06:52,132 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:06:52,137 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:06:52,142 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:06:52,145 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:06:52,149 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:06:52,152 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:06:52,156 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:06:52,166 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:06:52,174 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:06:52,179 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:06:52,185 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:06:52,187 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:06:52,195 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:06:52,195 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:06:52,196 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:06:52,199 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:06:52,202 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:06:52,203 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:06:52,203 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:06:52,204 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:06:52,207 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:06:52,210 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:06:52,213 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:06:52,214 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:06:52,217 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:06:52,217 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:06:52,217 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:06:52,220 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:06:52,223 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:06:52,224 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:06:52,261 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:06:52,266 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:06:52,269 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:06:52,269 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:06:52,270 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:06:52,270 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:06:52,272 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:06:52,272 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:06:52,272 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:06:52,272 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:06:52,274 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:06:52,274 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:06:52,277 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:06:52,277 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:06:52,278 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:06:52,278 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:06:52,278 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:06:52,279 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:06:52,279 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:06:52,279 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:06:52,279 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:06:52,282 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:06:52,282 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:06:52,282 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:06:52,283 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:06:52,283 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:06:52,283 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:06:52,283 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:06:52,284 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:06:52,285 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:06:52,286 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 -> 700e3ce4eca934cea3196fa3dee12f20080669e1 [2019-11-27 10:06:52,841 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:06:52,872 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:06:52,878 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:06:52,885 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:06:52,886 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:06:52,888 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.4.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-27 10:06:53,047 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eaa96e0ae/fb105d2f9dd54874aa5e38ddd9723187/FLAG662b0b69f [2019-11-27 10:06:54,239 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:06:54,242 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.4.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-27 10:06:54,276 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eaa96e0ae/fb105d2f9dd54874aa5e38ddd9723187/FLAG662b0b69f [2019-11-27 10:06:54,315 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eaa96e0ae/fb105d2f9dd54874aa5e38ddd9723187 [2019-11-27 10:06:54,329 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:06:54,331 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:06:54,333 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:06:54,336 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:06:54,342 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:06:54,345 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:06:54" (1/1) ... [2019-11-27 10:06:54,353 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44395090 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:54, skipping insertion in model container [2019-11-27 10:06:54,354 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:06:54" (1/1) ... [2019-11-27 10:06:54,372 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:06:54,486 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:06:55,364 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:06:55,401 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:06:55,695 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:06:55,753 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:06:55,756 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:55 WrapperNode [2019-11-27 10:06:55,757 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:06:55,760 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:06:55,761 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:06:55,761 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:06:55,782 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:55" (1/1) ... [2019-11-27 10:06:55,836 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:55" (1/1) ... [2019-11-27 10:06:55,953 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:06:55,954 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:06:55,960 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:06:55,960 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:06:55,985 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:55" (1/1) ... [2019-11-27 10:06:55,987 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:55" (1/1) ... [2019-11-27 10:06:56,002 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:55" (1/1) ... [2019-11-27 10:06:56,010 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:55" (1/1) ... [2019-11-27 10:06:56,051 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:55" (1/1) ... [2019-11-27 10:06:56,078 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:55" (1/1) ... [2019-11-27 10:06:56,090 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:55" (1/1) ... [2019-11-27 10:06:56,108 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:06:56,120 INFO L168 Benchmark]: Toolchain (without parser) took 1782.36 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 972.7 MB in the end (delta: -11.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:06:56,124 INFO L168 Benchmark]: CDTParser took 2.55 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 10:06:56,128 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1424.33 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 978.4 MB in the end (delta: -16.7 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 10:06:56,135 INFO L168 Benchmark]: Boogie Procedure Inliner took 193.45 ms. Allocated memory is still 1.0 GB. Free memory is still 978.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:06:56,137 INFO L168 Benchmark]: Boogie Preprocessor took 156.75 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. [2019-11-27 10:06:56,149 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.55 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 1424.33 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 978.4 MB in the end (delta: -16.7 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 193.45 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. * Boogie Preprocessor took 156.75 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...