./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.2.ufo.UNBOUNDED.pals.c.v+sep-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 3a91ab8fccccc99c0b6f2f5b64056b1830d06f7a ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.2.ufo.UNBOUNDED.pals.c.v+sep-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 3a91ab8fccccc99c0b6f2f5b64056b1830d06f7a ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 17:17:20,963 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:17:20,968 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:17:20,999 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:17:21,001 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:17:21,004 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:17:21,014 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:17:21,033 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:17:21,037 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:17:21,044 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:17:21,046 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:17:21,052 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:17:21,054 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:17:21,061 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:17:21,063 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:17:21,068 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:17:21,071 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:17:21,078 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:17:21,082 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:17:21,094 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:17:21,099 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:17:21,106 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:17:21,112 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:17:21,114 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:17:21,121 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:17:21,122 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:17:21,122 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:17:21,126 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:17:21,127 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:17:21,131 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:17:21,131 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:17:21,133 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:17:21,138 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:17:21,139 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:17:21,143 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:17:21,144 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:17:21,145 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:17:21,147 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:17:21,150 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:17:21,153 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:17:21,155 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:17:21,159 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:17:21,197 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:17:21,199 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:17:21,204 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:17:21,207 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:17:21,207 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:17:21,208 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:17:21,208 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:17:21,209 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:17:21,210 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:17:21,210 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:17:21,211 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:17:21,213 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:17:21,213 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:17:21,214 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:17:21,214 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:17:21,215 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:17:21,215 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:17:21,218 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:17:21,218 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:17:21,218 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:17:21,219 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:17:21,219 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:17:21,219 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:17:21,220 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:17:21,220 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:17:21,220 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:17:21,221 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:17:21,224 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:17:21,224 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 -> 3a91ab8fccccc99c0b6f2f5b64056b1830d06f7a [2019-11-26 17:17:21,832 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:17:21,859 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:17:21,868 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:17:21,870 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:17:21,873 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:17:21,874 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2019-11-26 17:17:22,034 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/33380f4ae/9c9228aa840d4e6cbec8b6f678c0a063/FLAGd58a0a41b [2019-11-26 17:17:23,693 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:17:23,699 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2019-11-26 17:17:23,785 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/33380f4ae/9c9228aa840d4e6cbec8b6f678c0a063/FLAGd58a0a41b [2019-11-26 17:17:23,822 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/33380f4ae/9c9228aa840d4e6cbec8b6f678c0a063 [2019-11-26 17:17:23,831 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:17:23,833 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:17:23,837 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:17:23,839 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:17:23,846 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:17:23,850 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:17:23" (1/1) ... [2019-11-26 17:17:23,857 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64550174 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:23, skipping insertion in model container [2019-11-26 17:17:23,858 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:17:23" (1/1) ... [2019-11-26 17:17:23,883 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:17:24,285 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:17:27,056 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:17:27,099 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:17:28,271 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:17:28,349 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:17:28,352 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:28 WrapperNode [2019-11-26 17:17:28,353 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:17:28,356 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:17:28,356 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:17:28,356 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:17:28,377 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:28" (1/1) ... [2019-11-26 17:17:28,504 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:28" (1/1) ... [2019-11-26 17:17:28,804 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:17:28,807 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:17:28,809 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:17:28,809 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:17:28,831 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:28" (1/1) ... [2019-11-26 17:17:28,834 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:28" (1/1) ... [2019-11-26 17:17:28,898 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:28" (1/1) ... [2019-11-26 17:17:28,902 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:28" (1/1) ... [2019-11-26 17:17:29,052 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:28" (1/1) ... [2019-11-26 17:17:29,170 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:28" (1/1) ... [2019-11-26 17:17:29,218 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:28" (1/1) ... [2019-11-26 17:17:29,271 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:17:29,284 INFO L168 Benchmark]: Toolchain (without parser) took 5444.03 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 815.6 MB in the end (delta: 134.6 MB). Peak memory consumption was 134.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:29,285 INFO L168 Benchmark]: CDTParser took 1.43 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 17:17:29,287 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4517.72 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 867.2 MB in the end (delta: 83.0 MB). Peak memory consumption was 83.1 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:29,290 INFO L168 Benchmark]: Boogie Procedure Inliner took 451.55 ms. Allocated memory is still 1.0 GB. Free memory was 867.2 MB in the beginning and 838.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:29,294 INFO L168 Benchmark]: Boogie Preprocessor took 467.05 ms. Allocated memory is still 1.0 GB. Free memory was 838.5 MB in the beginning and 815.6 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:29,305 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.43 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 4517.72 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 867.2 MB in the end (delta: 83.0 MB). Peak memory consumption was 83.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 451.55 ms. Allocated memory is still 1.0 GB. Free memory was 867.2 MB in the beginning and 838.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 467.05 ms. Allocated memory is still 1.0 GB. Free memory was 838.5 MB in the beginning and 815.6 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 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 17:17:33,430 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:17:33,435 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:17:33,469 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:17:33,472 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:17:33,475 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:17:33,482 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:17:33,500 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:17:33,502 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:17:33,507 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:17:33,509 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:17:33,512 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:17:33,515 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:17:33,517 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:17:33,520 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:17:33,526 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:17:33,527 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:17:33,533 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:17:33,537 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:17:33,542 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:17:33,547 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:17:33,551 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:17:33,557 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:17:33,559 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:17:33,564 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:17:33,565 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:17:33,567 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:17:33,569 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:17:33,571 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:17:33,573 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:17:33,576 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:17:33,576 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:17:33,577 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:17:33,578 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:17:33,579 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:17:33,581 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:17:33,582 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:17:33,582 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:17:33,582 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:17:33,585 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:17:33,587 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:17:33,589 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:17:33,617 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:17:33,617 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:17:33,621 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:17:33,622 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:17:33,622 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:17:33,623 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:17:33,623 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:17:33,623 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:17:33,624 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:17:33,626 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:17:33,627 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:17:33,627 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:17:33,628 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:17:33,628 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:17:33,629 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:17:33,631 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:17:33,631 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:17:33,632 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:17:33,632 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:17:33,632 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:17:33,633 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:17:33,634 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:17:33,634 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:17:33,634 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:17:33,637 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:17:33,637 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:17:33,637 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:17:33,638 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:17:33,638 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:17:33,638 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:17:33,640 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 -> 3a91ab8fccccc99c0b6f2f5b64056b1830d06f7a [2019-11-26 17:17:34,270 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:17:34,298 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:17:34,306 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:17:34,310 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:17:34,312 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:17:34,314 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2019-11-26 17:17:34,465 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f7c266b14/4d0d95572fcf4f669c569fafe8443650/FLAGeb9ac5092 [2019-11-26 17:17:36,017 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:17:36,020 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2019-11-26 17:17:36,106 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f7c266b14/4d0d95572fcf4f669c569fafe8443650/FLAGeb9ac5092 [2019-11-26 17:17:36,163 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f7c266b14/4d0d95572fcf4f669c569fafe8443650 [2019-11-26 17:17:36,173 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:17:36,177 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:17:36,180 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:17:36,184 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:17:36,190 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:17:36,192 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:17:36" (1/1) ... [2019-11-26 17:17:36,198 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13f6223b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:36, skipping insertion in model container [2019-11-26 17:17:36,200 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:17:36" (1/1) ... [2019-11-26 17:17:36,220 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:17:36,626 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:17:39,945 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:17:39,978 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:17:41,668 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:17:41,735 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:17:41,740 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:41 WrapperNode [2019-11-26 17:17:41,741 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:17:41,742 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:17:41,745 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:17:41,745 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:17:41,769 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:41" (1/1) ... [2019-11-26 17:17:41,891 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:41" (1/1) ... [2019-11-26 17:17:42,211 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:17:42,213 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:17:42,213 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:17:42,215 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:17:42,236 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:41" (1/1) ... [2019-11-26 17:17:42,237 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:41" (1/1) ... [2019-11-26 17:17:42,307 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:41" (1/1) ... [2019-11-26 17:17:42,307 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:41" (1/1) ... [2019-11-26 17:17:42,502 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:41" (1/1) ... [2019-11-26 17:17:42,588 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:41" (1/1) ... [2019-11-26 17:17:42,645 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:41" (1/1) ... [2019-11-26 17:17:42,717 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:17:42,729 INFO L168 Benchmark]: Toolchain (without parser) took 6544.75 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 762.4 MB in the end (delta: 192.1 MB). Peak memory consumption was 192.2 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:42,730 INFO L168 Benchmark]: CDTParser took 2.82 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 17:17:42,733 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5561.10 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 809.7 MB in the end (delta: 144.8 MB). Peak memory consumption was 144.9 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:42,734 INFO L168 Benchmark]: Boogie Procedure Inliner took 470.49 ms. Allocated memory is still 1.0 GB. Free memory was 809.7 MB in the beginning and 786.8 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:42,739 INFO L168 Benchmark]: Boogie Preprocessor took 506.10 ms. Allocated memory is still 1.0 GB. Free memory was 786.8 MB in the beginning and 762.4 MB in the end (delta: 24.3 MB). Peak memory consumption was 24.3 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:42,748 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.82 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 5561.10 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 809.7 MB in the end (delta: 144.8 MB). Peak memory consumption was 144.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 470.49 ms. Allocated memory is still 1.0 GB. Free memory was 809.7 MB in the beginning and 786.8 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 506.10 ms. Allocated memory is still 1.0 GB. Free memory was 786.8 MB in the beginning and 762.4 MB in the end (delta: 24.3 MB). Peak memory consumption was 24.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...