./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.ufo.UNBOUNDED.pals.c.v+nlh-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_opt-floodmax.3.ufo.UNBOUNDED.pals.c.v+nlh-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 8ab8dfec2a0260dd664ad6db6b68cbb15ded39c3 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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.ufo.UNBOUNDED.pals.c.v+nlh-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 8ab8dfec2a0260dd664ad6db6b68cbb15ded39c3 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 17:19:07,958 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:19:07,964 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:19:07,988 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:19:07,989 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:19:07,990 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:19:07,994 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:19:08,004 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:19:08,009 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:19:08,014 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:19:08,014 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:19:08,018 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:19:08,018 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:19:08,022 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:19:08,023 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:19:08,024 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:19:08,028 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:19:08,029 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:19:08,032 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:19:08,038 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:19:08,042 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:19:08,050 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:19:08,051 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:19:08,053 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:19:08,059 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:19:08,060 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:19:08,060 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:19:08,064 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:19:08,064 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:19:08,065 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:19:08,065 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:19:08,066 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:19:08,068 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:19:08,069 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:19:08,072 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:19:08,073 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:19:08,073 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:19:08,074 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:19:08,076 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:19:08,077 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:19:08,078 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:19:08,081 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:19:08,120 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:19:08,122 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:19:08,123 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:19:08,125 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:19:08,127 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:19:08,127 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:19:08,127 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:19:08,127 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:19:08,128 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:19:08,128 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:19:08,129 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:19:08,129 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:19:08,129 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:19:08,132 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:19:08,132 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:19:08,132 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:19:08,132 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:19:08,133 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:19:08,133 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:19:08,133 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:19:08,133 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:19:08,133 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:19:08,134 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:19:08,134 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:19:08,134 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:19:08,134 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:19:08,135 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:19:08,135 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:19:08,138 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 -> 8ab8dfec2a0260dd664ad6db6b68cbb15ded39c3 [2019-11-26 17:19:08,540 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:19:08,558 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:19:08,564 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:19:08,570 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:19:08,571 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:19:08,572 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-26 17:19:08,676 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b52b20567/3c587399ffe74330a44481f03e52a241/FLAGe6fe76b64 [2019-11-26 17:19:09,542 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:19:09,546 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-26 17:19:09,566 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b52b20567/3c587399ffe74330a44481f03e52a241/FLAGe6fe76b64 [2019-11-26 17:19:09,717 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b52b20567/3c587399ffe74330a44481f03e52a241 [2019-11-26 17:19:09,724 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:19:09,726 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:19:09,730 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:19:09,730 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:19:09,736 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:19:09,737 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:19:09" (1/1) ... [2019-11-26 17:19:09,744 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f762977 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:09, skipping insertion in model container [2019-11-26 17:19:09,745 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:19:09" (1/1) ... [2019-11-26 17:19:09,757 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:19:09,850 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:19:10,646 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:19:10,674 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:19:11,163 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:19:11,200 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:19:11,204 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:11 WrapperNode [2019-11-26 17:19:11,205 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:19:11,206 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:19:11,206 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:19:11,206 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:19:11,220 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:11" (1/1) ... [2019-11-26 17:19:11,262 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:11" (1/1) ... [2019-11-26 17:19:11,348 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:19:11,350 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:19:11,351 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:19:11,351 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:19:11,366 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:11" (1/1) ... [2019-11-26 17:19:11,368 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:11" (1/1) ... [2019-11-26 17:19:11,375 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:11" (1/1) ... [2019-11-26 17:19:11,376 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:11" (1/1) ... [2019-11-26 17:19:11,411 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:11" (1/1) ... [2019-11-26 17:19:11,433 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:11" (1/1) ... [2019-11-26 17:19:11,439 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:11" (1/1) ... [2019-11-26 17:19:11,461 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:19:11,474 INFO L168 Benchmark]: Toolchain (without parser) took 1741.36 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 958.8 MB in the beginning and 962.3 MB in the end (delta: -3.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:19:11,475 INFO L168 Benchmark]: CDTParser took 0.22 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 17:19:11,479 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1475.81 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 958.8 MB in the beginning and 973.8 MB in the end (delta: -15.0 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:11,482 INFO L168 Benchmark]: Boogie Procedure Inliner took 143.14 ms. Allocated memory is still 1.0 GB. Free memory is still 968.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:19:11,482 INFO L168 Benchmark]: Boogie Preprocessor took 115.15 ms. Allocated memory is still 1.0 GB. Free memory was 968.1 MB in the beginning and 962.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:11,495 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 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 1475.81 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 958.8 MB in the beginning and 973.8 MB in the end (delta: -15.0 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 143.14 ms. Allocated memory is still 1.0 GB. Free memory is still 968.1 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 115.15 ms. Allocated memory is still 1.0 GB. Free memory was 968.1 MB in the beginning and 962.3 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 0.1.24-025d5a2 [2019-11-26 17:19:14,149 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:19:14,151 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:19:14,178 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:19:14,180 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:19:14,181 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:19:14,184 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:19:14,195 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:19:14,202 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:19:14,208 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:19:14,209 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:19:14,211 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:19:14,214 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:19:14,216 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:19:14,218 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:19:14,220 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:19:14,223 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:19:14,224 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:19:14,228 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:19:14,233 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:19:14,238 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:19:14,244 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:19:14,246 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:19:14,249 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:19:14,255 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:19:14,256 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:19:14,256 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:19:14,260 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:19:14,260 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:19:14,261 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:19:14,261 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:19:14,262 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:19:14,264 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:19:14,265 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:19:14,268 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:19:14,269 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:19:14,270 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:19:14,270 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:19:14,270 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:19:14,273 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:19:14,275 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:19:14,275 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:19:14,303 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:19:14,305 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:19:14,307 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:19:14,310 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:19:14,310 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:19:14,310 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:19:14,311 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:19:14,311 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:19:14,311 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:19:14,311 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:19:14,312 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:19:14,312 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:19:14,315 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:19:14,315 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:19:14,315 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:19:14,316 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:19:14,316 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:19:14,316 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:19:14,316 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:19:14,316 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:19:14,317 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:19:14,317 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:19:14,317 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:19:14,317 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:19:14,320 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:19:14,320 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:19:14,320 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:19:14,320 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:19:14,321 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:19:14,321 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:19:14,322 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 -> 8ab8dfec2a0260dd664ad6db6b68cbb15ded39c3 [2019-11-26 17:19:14,729 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:19:14,746 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:19:14,752 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:19:14,754 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:19:14,755 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:19:14,756 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-26 17:19:14,862 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/95415d015/81b8b37bd7e94a8984be5430a09f144c/FLAGfe4c288af [2019-11-26 17:19:15,705 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:19:15,709 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-26 17:19:15,731 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/95415d015/81b8b37bd7e94a8984be5430a09f144c/FLAGfe4c288af [2019-11-26 17:19:15,900 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/95415d015/81b8b37bd7e94a8984be5430a09f144c [2019-11-26 17:19:15,907 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:19:15,910 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:19:15,913 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:19:15,915 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:19:15,920 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:19:15,921 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:19:15" (1/1) ... [2019-11-26 17:19:15,927 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7df2acde and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:15, skipping insertion in model container [2019-11-26 17:19:15,930 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:19:15" (1/1) ... [2019-11-26 17:19:15,937 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:19:16,040 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:19:16,928 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:19:16,957 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:19:17,511 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:19:17,548 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:19:17,549 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:17 WrapperNode [2019-11-26 17:19:17,549 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:19:17,552 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:19:17,553 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:19:17,553 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:19:17,567 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:17" (1/1) ... [2019-11-26 17:19:17,618 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:17" (1/1) ... [2019-11-26 17:19:17,703 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:19:17,704 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:19:17,704 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:19:17,704 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:19:17,720 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:17" (1/1) ... [2019-11-26 17:19:17,720 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:17" (1/1) ... [2019-11-26 17:19:17,737 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:17" (1/1) ... [2019-11-26 17:19:17,737 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:17" (1/1) ... [2019-11-26 17:19:17,785 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:17" (1/1) ... [2019-11-26 17:19:17,812 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:17" (1/1) ... [2019-11-26 17:19:17,832 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:17" (1/1) ... [2019-11-26 17:19:17,852 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:19:17,863 INFO L168 Benchmark]: Toolchain (without parser) took 1948.79 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 951.1 MB in the end (delta: 14.9 MB). Peak memory consumption was 14.9 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:17,865 INFO L168 Benchmark]: CDTParser took 0.89 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 17:19:17,870 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1639.16 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 956.8 MB in the end (delta: 9.1 MB). Peak memory consumption was 26.4 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:17,873 INFO L168 Benchmark]: Boogie Procedure Inliner took 151.08 ms. Allocated memory is still 1.0 GB. Free memory was 956.8 MB in the beginning and 951.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:17,874 INFO L168 Benchmark]: Boogie Preprocessor took 152.95 ms. Allocated memory is still 1.0 GB. Free memory is still 951.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:19:17,882 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.89 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 1639.16 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 956.8 MB in the end (delta: 9.1 MB). Peak memory consumption was 26.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 151.08 ms. Allocated memory is still 1.0 GB. Free memory was 956.8 MB in the beginning and 951.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 152.95 ms. Allocated memory is still 1.0 GB. Free memory is still 951.1 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...