./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.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.4.1.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 e4f1a98ed4a402e8adc7b88ef4bdd9412d28b221 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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.4.1.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 e4f1a98ed4a402e8adc7b88ef4bdd9412d28b221 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 17:17:15,404 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:17:15,409 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:17:15,442 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:17:15,442 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:17:15,445 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:17:15,457 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:17:15,474 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:17:15,480 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:17:15,483 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:17:15,488 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:17:15,493 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:17:15,497 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:17:15,502 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:17:15,507 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:17:15,510 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:17:15,516 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:17:15,522 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:17:15,526 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:17:15,540 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:17:15,547 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:17:15,551 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:17:15,556 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:17:15,558 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:17:15,567 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:17:15,568 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:17:15,568 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:17:15,573 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:17:15,574 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:17:15,575 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:17:15,577 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:17:15,578 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:17:15,580 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:17:15,584 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:17:15,590 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:17:15,590 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:17:15,592 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:17:15,592 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:17:15,593 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:17:15,598 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:17:15,600 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:17:15,601 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:17:15,642 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:17:15,644 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:17:15,648 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:17:15,651 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:17:15,651 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:17:15,652 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:17:15,652 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:17:15,652 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:17:15,656 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:17:15,656 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:17:15,658 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:17:15,658 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:17:15,658 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:17:15,659 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:17:15,659 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:17:15,660 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:17:15,660 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:17:15,660 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:17:15,663 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:17:15,663 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:17:15,663 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:17:15,664 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:17:15,664 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:17:15,664 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:17:15,665 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:17:15,665 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:17:15,668 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:17:15,668 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:17:15,668 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 -> e4f1a98ed4a402e8adc7b88ef4bdd9412d28b221 [2019-11-26 17:17:16,256 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:17:16,287 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:17:16,296 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:17:16,301 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:17:16,304 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:17:16,305 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2019-11-26 17:17:16,463 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4764ea0af/12f041fdcb56493ea994851b31af613a/FLAGf4e60a9f3 [2019-11-26 17:17:18,240 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:17:18,247 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2019-11-26 17:17:18,355 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4764ea0af/12f041fdcb56493ea994851b31af613a/FLAGf4e60a9f3 [2019-11-26 17:17:18,390 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4764ea0af/12f041fdcb56493ea994851b31af613a [2019-11-26 17:17:18,399 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:17:18,403 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:17:18,405 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:17:18,407 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:17:18,413 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:17:18,418 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:17:18" (1/1) ... [2019-11-26 17:17:18,426 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@683e04ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:18, skipping insertion in model container [2019-11-26 17:17:18,427 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:17:18" (1/1) ... [2019-11-26 17:17:18,443 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:17:19,061 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:17:23,222 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:17:23,257 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:17:25,330 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:17:25,426 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:17:25,427 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:25 WrapperNode [2019-11-26 17:17:25,430 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:17:25,431 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:17:25,431 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:17:25,431 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:17:25,453 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:25" (1/1) ... [2019-11-26 17:17:25,634 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:25" (1/1) ... [2019-11-26 17:17:26,094 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:17:26,100 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:17:26,100 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:17:26,100 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:17:26,121 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:25" (1/1) ... [2019-11-26 17:17:26,125 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:25" (1/1) ... [2019-11-26 17:17:26,193 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:25" (1/1) ... [2019-11-26 17:17:26,194 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:25" (1/1) ... [2019-11-26 17:17:26,802 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:25" (1/1) ... [2019-11-26 17:17:26,955 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:25" (1/1) ... [2019-11-26 17:17:27,039 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:25" (1/1) ... [2019-11-26 17:17:27,119 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:17:27,132 INFO L168 Benchmark]: Toolchain (without parser) took 8721.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 911.5 MB in the end (delta: 37.3 MB). Peak memory consumption was 295.6 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:27,133 INFO L168 Benchmark]: CDTParser took 0.37 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 17:17:27,135 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7025.39 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 775.1 MB in the end (delta: 173.7 MB). Peak memory consumption was 173.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:27,139 INFO L168 Benchmark]: Boogie Procedure Inliner took 668.39 ms. Allocated memory is still 1.0 GB. Free memory was 775.1 MB in the beginning and 729.3 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:27,144 INFO L168 Benchmark]: Boogie Preprocessor took 1022.02 ms. Allocated memory is still 1.0 GB. Free memory was 729.3 MB in the beginning and 911.5 MB in the end (delta: -182.1 MB). Peak memory consumption was 76.1 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:27,153 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 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 7025.39 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 775.1 MB in the end (delta: 173.7 MB). Peak memory consumption was 173.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 668.39 ms. Allocated memory is still 1.0 GB. Free memory was 775.1 MB in the beginning and 729.3 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1022.02 ms. Allocated memory is still 1.0 GB. Free memory was 729.3 MB in the beginning and 911.5 MB in the end (delta: -182.1 MB). Peak memory consumption was 76.1 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 17:17:31,084 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:17:31,087 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:17:31,125 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:17:31,127 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:17:31,130 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:17:31,135 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:17:31,152 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:17:31,157 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:17:31,163 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:17:31,165 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:17:31,169 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:17:31,170 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:17:31,174 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:17:31,176 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:17:31,183 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:17:31,184 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:17:31,191 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:17:31,199 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:17:31,205 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:17:31,216 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:17:31,223 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:17:31,227 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:17:31,232 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:17:31,239 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:17:31,239 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:17:31,240 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:17:31,243 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:17:31,246 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:17:31,248 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:17:31,250 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:17:31,251 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:17:31,252 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:17:31,256 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:17:31,259 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:17:31,261 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:17:31,262 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:17:31,264 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:17:31,264 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:17:31,268 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:17:31,270 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:17:31,274 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:17:31,313 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:17:31,317 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:17:31,320 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:17:31,322 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:17:31,322 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:17:31,324 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:17:31,324 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:17:31,325 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:17:31,325 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:17:31,325 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:17:31,328 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:17:31,328 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:17:31,329 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:17:31,329 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:17:31,332 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:17:31,332 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:17:31,332 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:17:31,333 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:17:31,333 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:17:31,333 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:17:31,334 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:17:31,334 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:17:31,334 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:17:31,337 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:17:31,337 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:17:31,338 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:17:31,338 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:17:31,338 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:17:31,338 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:17:31,339 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:17:31,341 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 -> e4f1a98ed4a402e8adc7b88ef4bdd9412d28b221 [2019-11-26 17:17:31,933 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:17:31,959 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:17:31,968 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:17:31,975 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:17:31,975 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:17:31,977 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2019-11-26 17:17:32,121 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f97f95143/4e412b1275714fe7bd07c3e4aeb47018/FLAG7572096a8 [2019-11-26 17:17:33,961 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:17:33,963 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2019-11-26 17:17:34,071 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f97f95143/4e412b1275714fe7bd07c3e4aeb47018/FLAG7572096a8 [2019-11-26 17:17:34,111 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f97f95143/4e412b1275714fe7bd07c3e4aeb47018 [2019-11-26 17:17:34,119 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:17:34,127 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:17:34,131 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:17:34,131 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:17:34,140 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:17:34,143 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:17:34" (1/1) ... [2019-11-26 17:17:34,151 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@167f0116 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:34, skipping insertion in model container [2019-11-26 17:17:34,153 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:17:34" (1/1) ... [2019-11-26 17:17:34,163 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:17:34,876 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:17:39,588 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:17:39,631 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:17:42,724 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:17:42,818 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:17:42,823 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:42 WrapperNode [2019-11-26 17:17:42,824 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:17:42,825 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:17:42,825 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:17:42,825 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:17:42,852 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:42" (1/1) ... [2019-11-26 17:17:43,023 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:42" (1/1) ... [2019-11-26 17:17:43,492 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:17:43,495 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:17:43,496 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:17:43,496 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:17:43,519 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:42" (1/1) ... [2019-11-26 17:17:43,520 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:42" (1/1) ... [2019-11-26 17:17:43,633 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:42" (1/1) ... [2019-11-26 17:17:43,634 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:42" (1/1) ... [2019-11-26 17:17:43,868 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:42" (1/1) ... [2019-11-26 17:17:43,990 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:42" (1/1) ... [2019-11-26 17:17:44,077 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:42" (1/1) ... [2019-11-26 17:17:44,199 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:17:44,214 INFO L168 Benchmark]: Toolchain (without parser) took 10078.20 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 828.4 MB in the end (delta: 121.9 MB). Peak memory consumption was 121.9 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:44,214 INFO L168 Benchmark]: CDTParser took 0.40 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 17:17:44,218 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8693.40 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 918.3 MB in the end (delta: 31.9 MB). Peak memory consumption was 269.0 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:44,220 INFO L168 Benchmark]: Boogie Procedure Inliner took 670.44 ms. Allocated memory is still 1.0 GB. Free memory was 918.3 MB in the beginning and 870.8 MB in the end (delta: 47.6 MB). Peak memory consumption was 47.6 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:44,224 INFO L168 Benchmark]: Boogie Preprocessor took 706.25 ms. Allocated memory is still 1.0 GB. Free memory was 870.8 MB in the beginning and 828.4 MB in the end (delta: 42.4 MB). Peak memory consumption was 42.4 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:44,236 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 8693.40 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 918.3 MB in the end (delta: 31.9 MB). Peak memory consumption was 269.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 670.44 ms. Allocated memory is still 1.0 GB. Free memory was 918.3 MB in the beginning and 870.8 MB in the end (delta: 47.6 MB). Peak memory consumption was 47.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 706.25 ms. Allocated memory is still 1.0 GB. Free memory was 870.8 MB in the beginning and 828.4 MB in the end (delta: 42.4 MB). Peak memory consumption was 42.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...