./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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.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 cc36cf25a87dc4bd45d9274472e4b36e821bd00e ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.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 cc36cf25a87dc4bd45d9274472e4b36e821bd00e ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 21:23:20,652 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:23:20,656 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:23:20,693 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:23:20,697 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:23:20,700 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:23:20,704 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:23:20,721 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:23:20,726 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:23:20,730 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:23:20,736 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:23:20,740 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:23:20,743 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:23:20,747 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:23:20,753 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:23:20,756 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:23:20,763 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:23:20,765 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:23:20,774 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:23:20,779 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:23:20,788 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:23:20,792 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:23:20,797 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:23:20,803 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:23:20,810 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:23:20,810 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:23:20,812 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:23:20,814 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:23:20,817 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:23:20,818 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:23:20,821 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:23:20,822 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:23:20,823 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:23:20,827 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:23:20,831 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:23:20,832 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:23:20,833 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:23:20,836 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:23:20,836 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:23:20,839 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:23:20,842 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:23:20,845 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:23:20,889 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:23:20,890 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:23:20,893 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:23:20,895 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:23:20,895 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:23:20,896 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:23:20,898 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:23:20,898 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:23:20,899 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:23:20,899 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:23:20,900 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:23:20,903 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:23:20,903 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:23:20,904 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:23:20,904 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:23:20,904 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:23:20,905 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:23:20,905 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:23:20,905 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:23:20,909 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:23:20,909 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:23:20,909 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:23:20,909 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:23:20,910 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:23:20,910 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:23:20,910 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:23:20,910 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:23:20,911 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:23:20,911 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:23:20,911 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 -> cc36cf25a87dc4bd45d9274472e4b36e821bd00e [2019-11-24 21:23:21,461 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:23:21,490 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:23:21,498 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:23:21,500 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:23:21,504 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:23:21,505 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-24 21:23:21,677 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2e478859d/296efc3de4644f5598d281c5f8f72b65/FLAG891957095 [2019-11-24 21:23:23,169 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:23:23,170 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-24 21:23:23,246 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2e478859d/296efc3de4644f5598d281c5f8f72b65/FLAG891957095 [2019-11-24 21:23:23,278 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2e478859d/296efc3de4644f5598d281c5f8f72b65 [2019-11-24 21:23:23,282 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:23:23,284 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:23:23,298 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:23:23,301 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:23:23,305 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:23:23,311 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:23:23" (1/1) ... [2019-11-24 21:23:23,319 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d9f348c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:23, skipping insertion in model container [2019-11-24 21:23:23,319 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:23:23" (1/1) ... [2019-11-24 21:23:23,338 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:23:23,659 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:23:26,072 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:23:26,113 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:23:27,240 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:23:27,317 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:23:27,322 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:27 WrapperNode [2019-11-24 21:23:27,323 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:23:27,324 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:23:27,324 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:23:27,325 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:23:27,347 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:27" (1/1) ... [2019-11-24 21:23:27,450 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:27" (1/1) ... [2019-11-24 21:23:27,703 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:23:27,706 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:23:27,706 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:23:27,707 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:23:27,731 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:27" (1/1) ... [2019-11-24 21:23:27,732 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:27" (1/1) ... [2019-11-24 21:23:27,778 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:27" (1/1) ... [2019-11-24 21:23:27,784 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:27" (1/1) ... [2019-11-24 21:23:27,930 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:27" (1/1) ... [2019-11-24 21:23:28,000 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:27" (1/1) ... [2019-11-24 21:23:28,043 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:27" (1/1) ... [2019-11-24 21:23:28,100 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:23:28,115 INFO L168 Benchmark]: Toolchain (without parser) took 4821.04 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 856.7 MB in the end (delta: 99.2 MB). Peak memory consumption was 99.3 MB. Max. memory is 12.5 GB. [2019-11-24 21:23:28,116 INFO L168 Benchmark]: CDTParser took 0.90 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. [2019-11-24 21:23:28,120 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4025.51 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 896.8 MB in the end (delta: 59.1 MB). Peak memory consumption was 59.2 MB. Max. memory is 12.5 GB. [2019-11-24 21:23:28,121 INFO L168 Benchmark]: Boogie Procedure Inliner took 381.70 ms. Allocated memory is still 1.0 GB. Free memory was 896.8 MB in the beginning and 873.9 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-24 21:23:28,126 INFO L168 Benchmark]: Boogie Preprocessor took 396.70 ms. Allocated memory is still 1.0 GB. Free memory was 873.9 MB in the beginning and 856.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-24 21:23:28,139 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.90 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 4025.51 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 896.8 MB in the end (delta: 59.1 MB). Peak memory consumption was 59.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 381.70 ms. Allocated memory is still 1.0 GB. Free memory was 896.8 MB in the beginning and 873.9 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 396.70 ms. Allocated memory is still 1.0 GB. Free memory was 873.9 MB in the beginning and 856.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 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 0.1.24-32f2683 [2019-11-24 21:23:31,937 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:23:31,940 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:23:31,985 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:23:31,986 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:23:31,989 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:23:31,992 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:23:32,019 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:23:32,021 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:23:32,028 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:23:32,030 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:23:32,037 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:23:32,040 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:23:32,044 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:23:32,049 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:23:32,052 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:23:32,056 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:23:32,062 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:23:32,067 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:23:32,077 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:23:32,084 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:23:32,092 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:23:32,094 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:23:32,098 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:23:32,108 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:23:32,109 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:23:32,109 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:23:32,114 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:23:32,115 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:23:32,116 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:23:32,118 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:23:32,122 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:23:32,123 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:23:32,127 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:23:32,129 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:23:32,131 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:23:32,135 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:23:32,135 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:23:32,136 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:23:32,142 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:23:32,144 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:23:32,146 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:23:32,189 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:23:32,193 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:23:32,200 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:23:32,200 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:23:32,200 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:23:32,201 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:23:32,201 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:23:32,201 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:23:32,202 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:23:32,202 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:23:32,203 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:23:32,206 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:23:32,206 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:23:32,207 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:23:32,207 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:23:32,207 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:23:32,208 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:23:32,208 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:23:32,211 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:23:32,211 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:23:32,212 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:23:32,212 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:23:32,212 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:23:32,212 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:23:32,213 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:23:32,213 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:23:32,213 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:23:32,216 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:23:32,216 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:23:32,216 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:23:32,218 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:23:32,218 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 -> cc36cf25a87dc4bd45d9274472e4b36e821bd00e [2019-11-24 21:23:32,795 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:23:32,828 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:23:32,835 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:23:32,839 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:23:32,842 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:23:32,845 INFO L428 ainManager$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.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-24 21:23:33,000 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/35d53eca1/47ab5d4f131448058c1069f2c0f491f3/FLAG14b141b19 [2019-11-24 21:23:34,584 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:23:34,585 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-24 21:23:34,661 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/35d53eca1/47ab5d4f131448058c1069f2c0f491f3/FLAG14b141b19 [2019-11-24 21:23:34,700 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/35d53eca1/47ab5d4f131448058c1069f2c0f491f3 [2019-11-24 21:23:34,709 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:23:34,714 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:23:34,719 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:23:34,719 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:23:34,727 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:23:34,731 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:23:34" (1/1) ... [2019-11-24 21:23:34,738 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@935812 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:34, skipping insertion in model container [2019-11-24 21:23:34,739 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:23:34" (1/1) ... [2019-11-24 21:23:34,759 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:23:35,049 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:23:37,828 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:23:37,864 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:23:39,030 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:23:39,109 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:23:39,112 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:39 WrapperNode [2019-11-24 21:23:39,113 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:23:39,117 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:23:39,117 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:23:39,119 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:23:39,140 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:39" (1/1) ... [2019-11-24 21:23:39,255 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:39" (1/1) ... [2019-11-24 21:23:39,519 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:23:39,519 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:23:39,520 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:23:39,520 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:23:39,543 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:39" (1/1) ... [2019-11-24 21:23:39,546 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:39" (1/1) ... [2019-11-24 21:23:39,595 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:39" (1/1) ... [2019-11-24 21:23:39,601 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:39" (1/1) ... [2019-11-24 21:23:39,757 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:39" (1/1) ... [2019-11-24 21:23:39,820 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:39" (1/1) ... [2019-11-24 21:23:39,864 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:39" (1/1) ... [2019-11-24 21:23:39,921 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:23:39,933 INFO L168 Benchmark]: Toolchain (without parser) took 5213.10 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 822.3 MB in the end (delta: 133.6 MB). Peak memory consumption was 133.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:23:39,934 INFO L168 Benchmark]: CDTParser took 0.50 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. [2019-11-24 21:23:39,937 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4394.25 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 856.7 MB in the end (delta: 99.3 MB). Peak memory consumption was 99.3 MB. Max. memory is 12.5 GB. [2019-11-24 21:23:39,938 INFO L168 Benchmark]: Boogie Procedure Inliner took 402.35 ms. Allocated memory is still 1.0 GB. Free memory was 856.7 MB in the beginning and 839.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-24 21:23:39,944 INFO L168 Benchmark]: Boogie Preprocessor took 404.32 ms. Allocated memory is still 1.0 GB. Free memory was 839.5 MB in the beginning and 822.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-24 21:23:39,954 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.50 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 4394.25 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 856.7 MB in the end (delta: 99.3 MB). Peak memory consumption was 99.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 402.35 ms. Allocated memory is still 1.0 GB. Free memory was 856.7 MB in the beginning and 839.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 404.32 ms. Allocated memory is still 1.0 GB. Free memory was 839.5 MB in the beginning and 822.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...