./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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.3.2.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 bc94f445ab8337028bdae81452318d027fda1dfa ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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.3.2.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 bc94f445ab8337028bdae81452318d027fda1dfa ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 23:09:40,683 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:09:40,686 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:09:40,711 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:09:40,713 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:09:40,716 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:09:40,731 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:09:40,748 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:09:40,756 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:09:40,759 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:09:40,760 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:09:40,765 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:09:40,769 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:09:40,774 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:09:40,776 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:09:40,780 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:09:40,785 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:09:40,787 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:09:40,794 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:09:40,802 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:09:40,810 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:09:40,816 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:09:40,818 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:09:40,821 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:09:40,831 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:09:40,831 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:09:40,832 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:09:40,835 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:09:40,837 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:09:40,838 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:09:40,842 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:09:40,843 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:09:40,844 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:09:40,847 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:09:40,852 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:09:40,853 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:09:40,854 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:09:40,855 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:09:40,855 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:09:40,859 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:09:40,863 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:09:40,864 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 23:09:40,907 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:09:40,910 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:09:40,917 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:09:40,918 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:09:40,918 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:09:40,919 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:09:40,919 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:09:40,919 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 23:09:40,920 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:09:40,920 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:09:40,921 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:09:40,921 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:09:40,922 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:09:40,922 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:09:40,923 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:09:40,924 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:09:40,924 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:09:40,926 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:09:40,926 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:09:40,927 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:09:40,927 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:09:40,927 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:09:40,929 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:09:40,929 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:09:40,930 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:09:40,930 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 23:09:40,932 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 23:09:40,932 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:09:40,933 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 -> bc94f445ab8337028bdae81452318d027fda1dfa [2019-11-25 23:09:41,534 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:09:41,566 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:09:41,581 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:09:41,587 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:09:41,588 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:09:41,591 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-25 23:09:41,760 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d896de6dc/0a59578370b24ba5b6a5ea48d26a6a17/FLAGe23dd112a [2019-11-25 23:09:43,097 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:09:43,103 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-25 23:09:43,145 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d896de6dc/0a59578370b24ba5b6a5ea48d26a6a17/FLAGe23dd112a [2019-11-25 23:09:43,183 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d896de6dc/0a59578370b24ba5b6a5ea48d26a6a17 [2019-11-25 23:09:43,191 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:09:43,194 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:09:43,198 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:09:43,201 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:09:43,209 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:09:43,210 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:09:43" (1/1) ... [2019-11-25 23:09:43,219 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@766a10f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:43, skipping insertion in model container [2019-11-25 23:09:43,220 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:09:43" (1/1) ... [2019-11-25 23:09:43,238 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:09:43,426 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:09:44,929 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:09:44,963 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:09:45,661 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:09:45,713 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:09:45,716 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:45 WrapperNode [2019-11-25 23:09:45,717 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:09:45,718 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:09:45,721 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:09:45,721 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:09:45,740 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:45" (1/1) ... [2019-11-25 23:09:45,813 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:45" (1/1) ... [2019-11-25 23:09:45,996 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:09:46,004 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:09:46,004 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:09:46,005 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:09:46,025 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:45" (1/1) ... [2019-11-25 23:09:46,028 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:45" (1/1) ... [2019-11-25 23:09:46,048 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:45" (1/1) ... [2019-11-25 23:09:46,049 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:45" (1/1) ... [2019-11-25 23:09:46,130 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:45" (1/1) ... [2019-11-25 23:09:46,189 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:45" (1/1) ... [2019-11-25 23:09:46,209 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:45" (1/1) ... [2019-11-25 23:09:46,248 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:09:46,256 INFO L168 Benchmark]: Toolchain (without parser) took 3057.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 939.1 MB in the end (delta: 22.6 MB). Peak memory consumption was 22.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:09:46,257 INFO L168 Benchmark]: CDTParser took 0.41 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. [2019-11-25 23:09:46,260 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2519.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 956.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 32.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:09:46,262 INFO L168 Benchmark]: Boogie Procedure Inliner took 285.13 ms. Allocated memory is still 1.0 GB. Free memory was 956.3 MB in the beginning and 944.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 23:09:46,268 INFO L168 Benchmark]: Boogie Preprocessor took 244.94 ms. Allocated memory is still 1.0 GB. Free memory was 944.8 MB in the beginning and 939.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:09:46,278 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 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 2519.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 956.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 32.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 285.13 ms. Allocated memory is still 1.0 GB. Free memory was 956.3 MB in the beginning and 944.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 244.94 ms. Allocated memory is still 1.0 GB. Free memory was 944.8 MB in the beginning and 939.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 23:09:50,168 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:09:50,177 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:09:50,203 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:09:50,204 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:09:50,214 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:09:50,218 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:09:50,238 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:09:50,240 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:09:50,247 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:09:50,249 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:09:50,257 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:09:50,257 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:09:50,262 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:09:50,266 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:09:50,272 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:09:50,274 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:09:50,279 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:09:50,284 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:09:50,294 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:09:50,303 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:09:50,307 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:09:50,309 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:09:50,313 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:09:50,323 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:09:50,323 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:09:50,324 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:09:50,326 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:09:50,327 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:09:50,330 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:09:50,332 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:09:50,333 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:09:50,336 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:09:50,338 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:09:50,341 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:09:50,342 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:09:50,345 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:09:50,345 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:09:50,346 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:09:50,350 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:09:50,355 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:09:50,356 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 23:09:50,396 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:09:50,399 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:09:50,405 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:09:50,405 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:09:50,405 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:09:50,406 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:09:50,406 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:09:50,406 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:09:50,407 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:09:50,409 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:09:50,410 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:09:50,410 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:09:50,411 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 23:09:50,411 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 23:09:50,412 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:09:50,414 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:09:50,414 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:09:50,414 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:09:50,415 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:09:50,415 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:09:50,415 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:09:50,416 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:09:50,419 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:09:50,419 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:09:50,420 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:09:50,420 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:09:50,420 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 23:09:50,420 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 23:09:50,421 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:09:50,421 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 23:09:50,423 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 -> bc94f445ab8337028bdae81452318d027fda1dfa [2019-11-25 23:09:51,005 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:09:51,037 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:09:51,048 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:09:51,050 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:09:51,051 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:09:51,053 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-25 23:09:51,215 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bda5514d9/4ec8aac8331e4d50bc8928e9a21f234f/FLAGffc4e587f [2019-11-25 23:09:52,630 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:09:52,631 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-25 23:09:52,671 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bda5514d9/4ec8aac8331e4d50bc8928e9a21f234f/FLAGffc4e587f [2019-11-25 23:09:52,709 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bda5514d9/4ec8aac8331e4d50bc8928e9a21f234f [2019-11-25 23:09:52,720 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:09:52,724 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:09:52,727 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:09:52,729 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:09:52,736 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:09:52,741 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:09:52" (1/1) ... [2019-11-25 23:09:52,747 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b1bd386 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:52, skipping insertion in model container [2019-11-25 23:09:52,750 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:09:52" (1/1) ... [2019-11-25 23:09:52,768 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:09:52,942 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:09:54,535 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:09:54,564 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:09:55,262 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:09:55,308 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:09:55,309 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:55 WrapperNode [2019-11-25 23:09:55,310 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:09:55,319 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:09:55,319 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:09:55,319 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:09:55,340 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:55" (1/1) ... [2019-11-25 23:09:55,447 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:55" (1/1) ... [2019-11-25 23:09:55,638 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:09:55,641 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:09:55,644 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:09:55,644 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:09:55,665 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:55" (1/1) ... [2019-11-25 23:09:55,668 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:55" (1/1) ... [2019-11-25 23:09:55,685 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:55" (1/1) ... [2019-11-25 23:09:55,690 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:55" (1/1) ... [2019-11-25 23:09:55,791 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:55" (1/1) ... [2019-11-25 23:09:55,842 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:55" (1/1) ... [2019-11-25 23:09:55,864 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:55" (1/1) ... [2019-11-25 23:09:55,902 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:09:55,912 INFO L168 Benchmark]: Toolchain (without parser) took 3186.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 927.6 MB in the end (delta: 34.1 MB). Peak memory consumption was 34.1 MB. Max. memory is 12.5 GB. [2019-11-25 23:09:55,914 INFO L168 Benchmark]: CDTParser took 1.60 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. [2019-11-25 23:09:55,918 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2583.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 944.8 MB in the end (delta: 16.9 MB). Peak memory consumption was 32.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:09:55,919 INFO L168 Benchmark]: Boogie Procedure Inliner took 321.86 ms. Allocated memory is still 1.0 GB. Free memory was 944.8 MB in the beginning and 933.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 23:09:55,925 INFO L168 Benchmark]: Boogie Preprocessor took 264.73 ms. Allocated memory is still 1.0 GB. Free memory was 933.4 MB in the beginning and 927.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:09:55,935 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.60 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 2583.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 944.8 MB in the end (delta: 16.9 MB). Peak memory consumption was 32.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 321.86 ms. Allocated memory is still 1.0 GB. Free memory was 944.8 MB in the beginning and 933.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 264.73 ms. Allocated memory is still 1.0 GB. Free memory was 933.4 MB in the beginning and 927.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...