./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+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.4.1.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 940cee7296f63e0449c878e67f25d4a46479dec1 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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+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 940cee7296f63e0449c878e67f25d4a46479dec1 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 21:23:07,597 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:23:07,602 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:23:07,626 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:23:07,631 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:23:07,633 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:23:07,634 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:23:07,643 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:23:07,651 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:23:07,654 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:23:07,655 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:23:07,659 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:23:07,659 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:23:07,665 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:23:07,666 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:23:07,667 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:23:07,671 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:23:07,672 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:23:07,674 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:23:07,680 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:23:07,687 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:23:07,693 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:23:07,697 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:23:07,699 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:23:07,702 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:23:07,704 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:23:07,704 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:23:07,707 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:23:07,707 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:23:07,708 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:23:07,711 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:23:07,712 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:23:07,712 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:23:07,714 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:23:07,716 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:23:07,720 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:23:07,721 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:23:07,721 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:23:07,721 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:23:07,722 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:23:07,723 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:23:07,724 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:23:07,763 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:23:07,768 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:23:07,769 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:23:07,770 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:23:07,772 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:23:07,772 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:23:07,773 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:23:07,773 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:23:07,773 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:23:07,773 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:23:07,774 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:23:07,774 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:23:07,775 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:23:07,775 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:23:07,777 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:23:07,777 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:23:07,777 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:23:07,777 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:23:07,778 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:23:07,778 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:23:07,778 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:23:07,778 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:23:07,778 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:23:07,780 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:23:07,780 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:23:07,780 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:23:07,780 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:23:07,781 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:23:07,781 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:23:07,781 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 -> 940cee7296f63e0449c878e67f25d4a46479dec1 [2019-11-24 21:23:08,234 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:23:08,255 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:23:08,258 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:23:08,263 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:23:08,266 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:23:08,266 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-24 21:23:08,380 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c646c7756/1289bcc04cd7428aa77a0f3994d65c98/FLAGa9a988ebd [2019-11-24 21:23:09,472 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:23:09,474 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-24 21:23:09,522 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c646c7756/1289bcc04cd7428aa77a0f3994d65c98/FLAGa9a988ebd [2019-11-24 21:23:09,906 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c646c7756/1289bcc04cd7428aa77a0f3994d65c98 [2019-11-24 21:23:09,912 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:23:09,914 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:23:09,922 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:23:09,924 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:23:09,929 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:23:09,933 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:23:09" (1/1) ... [2019-11-24 21:23:09,939 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c2d16a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:09, skipping insertion in model container [2019-11-24 21:23:09,940 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:23:09" (1/1) ... [2019-11-24 21:23:09,958 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:23:10,187 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:23:11,803 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:23:11,828 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:23:12,435 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:23:12,489 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:23:12,492 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:12 WrapperNode [2019-11-24 21:23:12,492 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:23:12,493 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:23:12,494 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:23:12,496 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:23:12,506 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:12" (1/1) ... [2019-11-24 21:23:12,573 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:12" (1/1) ... [2019-11-24 21:23:12,749 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:23:12,749 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:23:12,751 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:23:12,751 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:23:12,767 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:12" (1/1) ... [2019-11-24 21:23:12,768 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:12" (1/1) ... [2019-11-24 21:23:12,805 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:12" (1/1) ... [2019-11-24 21:23:12,809 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:12" (1/1) ... [2019-11-24 21:23:12,899 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:12" (1/1) ... [2019-11-24 21:23:12,942 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:12" (1/1) ... [2019-11-24 21:23:12,973 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:12" (1/1) ... [2019-11-24 21:23:13,015 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:23:13,022 INFO L168 Benchmark]: Toolchain (without parser) took 3104.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 862.3 MB in the end (delta: 92.2 MB). Peak memory consumption was 92.3 MB. Max. memory is 12.5 GB. [2019-11-24 21:23:13,023 INFO L168 Benchmark]: CDTParser took 2.10 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 21:23:13,026 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2570.69 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 896.8 MB in the end (delta: 57.7 MB). Peak memory consumption was 58.4 MB. Max. memory is 12.5 GB. [2019-11-24 21:23:13,030 INFO L168 Benchmark]: Boogie Procedure Inliner took 255.77 ms. Allocated memory is still 1.0 GB. Free memory was 896.8 MB in the beginning and 879.5 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. [2019-11-24 21:23:13,032 INFO L168 Benchmark]: Boogie Preprocessor took 266.48 ms. Allocated memory is still 1.0 GB. Free memory was 879.5 MB in the beginning and 862.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-24 21:23:13,040 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.10 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 2570.69 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 896.8 MB in the end (delta: 57.7 MB). Peak memory consumption was 58.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 255.77 ms. Allocated memory is still 1.0 GB. Free memory was 896.8 MB in the beginning and 879.5 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 266.48 ms. Allocated memory is still 1.0 GB. Free memory was 879.5 MB in the beginning and 862.3 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... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 21:23:15,753 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:23:15,757 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:23:15,776 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:23:15,777 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:23:15,787 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:23:15,788 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:23:15,802 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:23:15,807 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:23:15,812 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:23:15,814 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:23:15,816 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:23:15,819 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:23:15,820 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:23:15,823 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:23:15,827 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:23:15,829 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:23:15,830 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:23:15,837 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:23:15,839 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:23:15,840 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:23:15,841 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:23:15,846 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:23:15,847 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:23:15,853 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:23:15,855 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:23:15,855 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:23:15,857 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:23:15,857 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:23:15,861 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:23:15,862 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:23:15,862 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:23:15,863 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:23:15,865 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:23:15,870 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:23:15,872 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:23:15,873 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:23:15,873 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:23:15,874 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:23:15,879 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:23:15,880 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:23:15,882 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:23:15,911 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:23:15,911 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:23:15,916 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:23:15,916 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:23:15,917 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:23:15,917 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:23:15,917 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:23:15,917 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:23:15,918 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:23:15,920 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:23:15,921 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:23:15,921 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:23:15,921 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:23:15,922 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:23:15,922 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:23:15,922 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:23:15,922 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:23:15,922 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:23:15,923 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:23:15,925 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:23:15,925 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:23:15,925 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:23:15,925 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:23:15,926 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:23:15,926 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:23:15,926 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:23:15,926 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:23:15,926 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:23:15,927 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:23:15,930 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:23:15,931 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:23:15,931 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 -> 940cee7296f63e0449c878e67f25d4a46479dec1 [2019-11-24 21:23:16,378 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:23:16,396 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:23:16,400 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:23:16,404 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:23:16,407 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:23:16,408 INFO L428 ainManager$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+lhb-reducer.c [2019-11-24 21:23:16,529 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b0635181d/f7770fa9b56c4cc1b9009f054f70a48f/FLAGde7a17002 [2019-11-24 21:23:17,555 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:23:17,556 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+lhb-reducer.c [2019-11-24 21:23:17,605 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b0635181d/f7770fa9b56c4cc1b9009f054f70a48f/FLAGde7a17002 [2019-11-24 21:23:18,048 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b0635181d/f7770fa9b56c4cc1b9009f054f70a48f [2019-11-24 21:23:18,051 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:23:18,053 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:23:18,061 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:23:18,061 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:23:18,067 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:23:18,068 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:23:18" (1/1) ... [2019-11-24 21:23:18,072 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@182ffbb3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:18, skipping insertion in model container [2019-11-24 21:23:18,072 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:23:18" (1/1) ... [2019-11-24 21:23:18,081 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:23:18,277 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:23:20,136 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:23:20,160 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:23:20,956 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:23:21,017 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:23:21,021 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:21 WrapperNode [2019-11-24 21:23:21,021 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:23:21,022 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:23:21,025 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:23:21,026 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:23:21,042 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:21" (1/1) ... [2019-11-24 21:23:21,137 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:21" (1/1) ... [2019-11-24 21:23:21,347 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:23:21,348 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:23:21,349 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:23:21,349 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:23:21,363 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:21" (1/1) ... [2019-11-24 21:23:21,366 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:21" (1/1) ... [2019-11-24 21:23:21,396 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:21" (1/1) ... [2019-11-24 21:23:21,397 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:21" (1/1) ... [2019-11-24 21:23:21,485 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:21" (1/1) ... [2019-11-24 21:23:21,525 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:21" (1/1) ... [2019-11-24 21:23:21,568 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:21" (1/1) ... [2019-11-24 21:23:21,612 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:23:21,623 INFO L168 Benchmark]: Toolchain (without parser) took 3564.31 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 822.4 MB in the end (delta: 133.6 MB). Peak memory consumption was 133.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:23:21,624 INFO L168 Benchmark]: CDTParser took 1.65 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 21:23:21,625 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2960.75 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 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 21:23:21,626 INFO L168 Benchmark]: Boogie Procedure Inliner took 325.29 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 21:23:21,630 INFO L168 Benchmark]: Boogie Preprocessor took 267.42 ms. Allocated memory is still 1.0 GB. Free memory was 839.5 MB in the beginning and 822.4 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-24 21:23:21,635 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.65 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 2960.75 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 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. * Boogie Procedure Inliner took 325.29 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 267.42 ms. Allocated memory is still 1.0 GB. Free memory was 839.5 MB in the beginning and 822.4 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...