./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.3.ufo.UNBOUNDED.pals.c.v+lhb-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.3.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2e9cba9ba6bb9f334d25c70515159b3533343ab7 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.3.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2e9cba9ba6bb9f334d25c70515159b3533343ab7 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:18:57,694 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:18:57,699 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:18:57,723 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:18:57,724 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:18:57,727 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:18:57,741 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:18:57,760 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:18:57,762 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:18:57,768 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:18:57,770 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:18:57,776 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:18:57,777 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:18:57,783 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:18:57,785 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:18:57,789 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:18:57,794 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:18:57,798 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:18:57,803 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:18:57,811 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:18:57,820 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:18:57,826 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:18:57,829 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:18:57,831 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:18:57,839 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:18:57,844 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:18:57,844 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:18:57,846 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:18:57,847 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:18:57,848 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:18:57,848 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:18:57,849 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:18:57,851 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:18:57,854 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:18:57,856 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:18:57,859 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:18:57,860 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:18:57,861 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:18:57,862 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:18:57,865 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:18:57,868 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:18:57,870 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:18:57,910 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:18:57,911 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:18:57,916 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:18:57,917 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:18:57,920 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:18:57,920 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:18:57,921 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:18:57,921 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:18:57,921 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:18:57,921 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:18:57,923 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:18:57,923 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:18:57,923 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:18:57,925 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:18:57,925 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:18:57,926 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:18:57,928 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:18:57,928 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:18:57,929 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:18:57,929 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:18:57,929 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:18:57,929 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:18:57,933 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:18:57,933 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:18:57,934 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:18:57,934 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:18:57,934 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:18:57,935 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:18:57,935 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 -> 2e9cba9ba6bb9f334d25c70515159b3533343ab7 [2019-11-26 17:18:58,552 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:18:58,583 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:18:58,587 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:18:58,593 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:18:58,595 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:18:58,596 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-26 17:18:58,766 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/24e67c751/6b4a096387db442299d49252468e4f0a/FLAG78e82cefa [2019-11-26 17:19:00,041 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:19:00,044 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-26 17:19:00,076 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/24e67c751/6b4a096387db442299d49252468e4f0a/FLAG78e82cefa [2019-11-26 17:19:00,118 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/24e67c751/6b4a096387db442299d49252468e4f0a [2019-11-26 17:19:00,125 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:19:00,130 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:19:00,133 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:19:00,135 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:19:00,144 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:19:00,145 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:19:00" (1/1) ... [2019-11-26 17:19:00,154 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 26.11 05:19:00, skipping insertion in model container [2019-11-26 17:19:00,155 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:19:00" (1/1) ... [2019-11-26 17:19:00,177 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:19:00,354 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:19:01,768 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:19:01,801 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:19:02,754 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:19:02,801 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:19:02,802 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:02 WrapperNode [2019-11-26 17:19:02,803 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:19:02,804 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:19:02,804 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:19:02,805 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:19:02,815 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:02" (1/1) ... [2019-11-26 17:19:02,865 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:02" (1/1) ... [2019-11-26 17:19:02,999 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:19:03,000 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:19:03,000 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:19:03,000 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:19:03,013 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:02" (1/1) ... [2019-11-26 17:19:03,014 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:02" (1/1) ... [2019-11-26 17:19:03,038 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:02" (1/1) ... [2019-11-26 17:19:03,039 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:02" (1/1) ... [2019-11-26 17:19:03,113 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:02" (1/1) ... [2019-11-26 17:19:03,163 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:02" (1/1) ... [2019-11-26 17:19:03,189 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:02" (1/1) ... [2019-11-26 17:19:03,213 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:19:03,224 INFO L168 Benchmark]: Toolchain (without parser) took 3090.21 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 955.0 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.8 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:03,230 INFO L168 Benchmark]: CDTParser took 1.34 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 17:19:03,233 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2670.18 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 966.4 MB in the end (delta: -4.7 MB). Peak memory consumption was 32.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:03,236 INFO L168 Benchmark]: Boogie Procedure Inliner took 195.70 ms. Allocated memory is still 1.0 GB. Free memory was 966.4 MB in the beginning and 955.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:03,241 INFO L168 Benchmark]: Boogie Preprocessor took 216.75 ms. Allocated memory is still 1.0 GB. Free memory is still 955.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:19:03,250 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.34 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 2670.18 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 966.4 MB in the end (delta: -4.7 MB). Peak memory consumption was 32.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 195.70 ms. Allocated memory is still 1.0 GB. Free memory was 966.4 MB in the beginning and 955.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 216.75 ms. Allocated memory is still 1.0 GB. Free memory is still 955.0 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:19:07,179 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:19:07,186 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:19:07,219 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:19:07,221 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:19:07,223 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:19:07,225 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:19:07,228 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:19:07,251 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:19:07,253 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:19:07,259 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:19:07,260 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:19:07,263 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:19:07,269 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:19:07,273 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:19:07,275 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:19:07,279 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:19:07,280 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:19:07,284 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:19:07,295 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:19:07,305 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:19:07,309 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:19:07,314 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:19:07,316 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:19:07,325 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:19:07,328 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:19:07,328 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:19:07,330 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:19:07,332 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:19:07,336 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:19:07,336 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:19:07,337 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:19:07,340 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:19:07,341 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:19:07,347 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:19:07,347 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:19:07,349 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:19:07,351 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:19:07,351 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:19:07,355 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:19:07,358 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:19:07,359 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:19:07,399 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:19:07,401 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:19:07,406 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:19:07,406 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:19:07,406 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:19:07,409 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:19:07,409 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:19:07,410 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:19:07,410 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:19:07,410 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:19:07,412 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:19:07,412 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:19:07,414 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:19:07,414 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:19:07,415 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:19:07,415 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:19:07,415 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:19:07,416 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:19:07,417 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:19:07,417 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:19:07,417 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:19:07,420 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:19:07,420 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:19:07,421 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:19:07,421 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:19:07,421 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:19:07,421 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:19:07,422 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:19:07,422 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:19:07,423 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:19:07,424 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 -> 2e9cba9ba6bb9f334d25c70515159b3533343ab7 [2019-11-26 17:19:08,064 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:19:08,095 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:19:08,103 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:19:08,105 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:19:08,108 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:19:08,111 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-26 17:19:08,281 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/031553ac9/4663a56aaabf480cbfa8a45340f39841/FLAG6bf45514d [2019-11-26 17:19:09,551 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:19:09,552 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-26 17:19:09,591 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/031553ac9/4663a56aaabf480cbfa8a45340f39841/FLAG6bf45514d [2019-11-26 17:19:09,632 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/031553ac9/4663a56aaabf480cbfa8a45340f39841 [2019-11-26 17:19:09,644 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:19:09,652 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:19:09,655 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:19:09,659 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:19:09,667 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:19:09,670 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:19:09" (1/1) ... [2019-11-26 17:19:09,676 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b1bd386 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 17:19:09,677 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:19:09" (1/1) ... [2019-11-26 17:19:09,687 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:19:09,862 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:19:11,426 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:19:11,454 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:19:12,463 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:19:12,520 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:19:12,524 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:12 WrapperNode [2019-11-26 17:19:12,524 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:19:12,526 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:19:12,526 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:19:12,526 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:19:12,557 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:12" (1/1) ... [2019-11-26 17:19:12,628 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:12" (1/1) ... [2019-11-26 17:19:12,805 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:19:12,806 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:19:12,806 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:19:12,806 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:19:12,829 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:12" (1/1) ... [2019-11-26 17:19:12,831 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:12" (1/1) ... [2019-11-26 17:19:12,858 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:12" (1/1) ... [2019-11-26 17:19:12,860 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:12" (1/1) ... [2019-11-26 17:19:12,924 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:12" (1/1) ... [2019-11-26 17:19:12,966 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:12" (1/1) ... [2019-11-26 17:19:12,983 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:12" (1/1) ... [2019-11-26 17:19:13,010 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:19:13,020 INFO L168 Benchmark]: Toolchain (without parser) took 3364.76 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 932.3 MB in the end (delta: 29.4 MB). Peak memory consumption was 29.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:13,021 INFO L168 Benchmark]: CDTParser took 0.39 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:19:13,022 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2870.55 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 943.8 MB in the end (delta: 17.9 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:13,026 INFO L168 Benchmark]: Boogie Procedure Inliner took 280.02 ms. Allocated memory is still 1.0 GB. Free memory was 943.8 MB in the beginning and 938.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:13,028 INFO L168 Benchmark]: Boogie Preprocessor took 204.49 ms. Allocated memory is still 1.0 GB. Free memory was 938.0 MB in the beginning and 932.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:13,041 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 2870.55 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 943.8 MB in the end (delta: 17.9 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 280.02 ms. Allocated memory is still 1.0 GB. Free memory was 943.8 MB in the beginning and 938.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 204.49 ms. Allocated memory is still 1.0 GB. Free memory was 938.0 MB in the beginning and 932.3 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...