./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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_opt-floodmax.3.3.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 2e9cba9ba6bb9f334d25c70515159b3533343ab7 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_opt-floodmax.3.3.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 2e9cba9ba6bb9f334d25c70515159b3533343ab7 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:28:28,702 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:28:28,707 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:28:28,739 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:28:28,740 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:28:28,743 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:28:28,745 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:28:28,771 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:28:28,780 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:28:28,782 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:28:28,785 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:28:28,791 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:28:28,791 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:28:28,796 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:28:28,802 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:28:28,803 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:28:28,807 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:28:28,813 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:28:28,818 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:28:28,825 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:28:28,832 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:28:28,838 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:28:28,840 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:28:28,846 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:28:28,851 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:28:28,854 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:28:28,854 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:28:28,856 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:28:28,856 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:28:28,858 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:28:28,859 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:28:28,861 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:28:28,863 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:28:28,866 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:28:28,868 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:28:28,871 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:28:28,872 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:28:28,872 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:28:28,872 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:28:28,875 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:28:28,877 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:28:28,879 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:28:28,907 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:28:28,909 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:28:28,911 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:28:28,914 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:28:28,914 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:28:28,915 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:28:28,915 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:28:28,915 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:28:28,915 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:28:28,915 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:28:28,916 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:28:28,917 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:28:28,919 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:28:28,919 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:28:28,920 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:28:28,920 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:28:28,920 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:28:28,920 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:28:28,920 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:28:28,921 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:28:28,921 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:28:28,921 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:28:28,924 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:28:28,924 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:28:28,924 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:28:28,925 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:28:28,925 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:28:28,925 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:28:28,925 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 -> 2e9cba9ba6bb9f334d25c70515159b3533343ab7 [2019-11-27 16:28:29,505 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:28:29,538 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:28:29,547 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:28:29,549 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:28:29,552 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:28:29,553 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-27 16:28:29,719 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/87ad538ee/fe92361cc8a7403692d7ada00ae83402/FLAG279d6c1b5 [2019-11-27 16:28:31,087 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:28:31,090 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-27 16:28:31,130 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/87ad538ee/fe92361cc8a7403692d7ada00ae83402/FLAG279d6c1b5 [2019-11-27 16:28:31,172 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/87ad538ee/fe92361cc8a7403692d7ada00ae83402 [2019-11-27 16:28:31,181 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:28:31,186 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:28:31,191 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:28:31,195 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:28:31,203 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:28:31,204 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:28:31" (1/1) ... [2019-11-27 16:28:31,214 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@154195b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:31, skipping insertion in model container [2019-11-27 16:28:31,214 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:28:31" (1/1) ... [2019-11-27 16:28:31,236 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:28:31,383 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:28:32,776 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:28:32,808 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:28:33,731 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:28:33,785 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:28:33,788 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:33 WrapperNode [2019-11-27 16:28:33,789 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:28:33,790 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:28:33,791 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:28:33,793 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:28:33,813 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:33" (1/1) ... [2019-11-27 16:28:33,878 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:33" (1/1) ... [2019-11-27 16:28:34,028 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:28:34,030 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:28:34,033 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:28:34,033 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:28:34,053 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:33" (1/1) ... [2019-11-27 16:28:34,058 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:33" (1/1) ... [2019-11-27 16:28:34,071 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:33" (1/1) ... [2019-11-27 16:28:34,071 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:33" (1/1) ... [2019-11-27 16:28:34,129 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:33" (1/1) ... [2019-11-27 16:28:34,170 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:33" (1/1) ... [2019-11-27 16:28:34,188 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:33" (1/1) ... [2019-11-27 16:28:34,212 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:28:34,223 INFO L168 Benchmark]: Toolchain (without parser) took 3029.75 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 962.1 MB in the end (delta: -410.9 kB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:28:34,224 INFO L168 Benchmark]: CDTParser took 1.31 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. [2019-11-27 16:28:34,227 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2598.88 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 973.6 MB in the end (delta: -11.9 MB). Peak memory consumption was 32.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:34,229 INFO L168 Benchmark]: Boogie Procedure Inliner took 239.11 ms. Allocated memory is still 1.0 GB. Free memory was 973.6 MB in the beginning and 962.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:34,230 INFO L168 Benchmark]: Boogie Preprocessor took 182.78 ms. Allocated memory is still 1.0 GB. Free memory is still 962.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:28:34,243 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.31 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 2598.88 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 973.6 MB in the end (delta: -11.9 MB). Peak memory consumption was 32.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 239.11 ms. Allocated memory is still 1.0 GB. Free memory was 973.6 MB in the beginning and 962.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 182.78 ms. Allocated memory is still 1.0 GB. Free memory is still 962.1 MB. There was no memory consumed. 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 0.1.24-509859d [2019-11-27 16:28:38,151 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:28:38,159 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:28:38,190 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:28:38,191 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:28:38,194 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:28:38,206 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:28:38,221 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:28:38,227 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:28:38,232 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:28:38,234 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:28:38,241 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:28:38,244 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:28:38,249 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:28:38,254 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:28:38,256 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:28:38,260 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:28:38,265 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:28:38,271 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:28:38,280 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:28:38,286 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:28:38,295 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:28:38,297 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:28:38,303 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:28:38,312 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:28:38,313 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:28:38,313 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:28:38,316 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:28:38,316 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:28:38,320 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:28:38,320 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:28:38,327 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:28:38,328 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:28:38,330 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:28:38,333 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:28:38,336 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:28:38,338 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:28:38,340 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:28:38,340 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:28:38,342 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:28:38,347 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:28:38,348 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:28:38,389 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:28:38,391 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:28:38,396 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:28:38,397 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:28:38,400 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:28:38,400 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:28:38,401 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:28:38,401 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:28:38,401 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:28:38,402 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:28:38,403 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:28:38,405 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:28:38,405 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:28:38,406 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:28:38,406 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:28:38,406 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:28:38,410 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:28:38,410 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:28:38,411 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:28:38,411 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:28:38,411 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:28:38,412 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:28:38,412 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:28:38,412 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:28:38,413 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:28:38,413 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:28:38,415 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:28:38,415 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:28:38,416 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:28:38,416 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:28:38,417 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 -> 2e9cba9ba6bb9f334d25c70515159b3533343ab7 [2019-11-27 16:28:38,995 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:28:39,029 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:28:39,036 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:28:39,039 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:28:39,042 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:28:39,045 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-27 16:28:39,212 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c3fd91d8e/f614581c291941d791913eeb3d086393/FLAG221a7a1bb [2019-11-27 16:28:40,449 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:28:40,453 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-27 16:28:40,487 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c3fd91d8e/f614581c291941d791913eeb3d086393/FLAG221a7a1bb [2019-11-27 16:28:40,896 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c3fd91d8e/f614581c291941d791913eeb3d086393 [2019-11-27 16:28:40,902 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:28:40,919 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:28:40,922 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:28:40,925 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:28:40,932 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:28:40,933 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:28:40" (1/1) ... [2019-11-27 16:28:40,941 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6bcb722f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:40, skipping insertion in model container [2019-11-27 16:28:40,943 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:28:40" (1/1) ... [2019-11-27 16:28:40,968 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:28:41,135 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:28:42,738 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:28:42,771 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:28:43,839 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:28:43,891 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:28:43,893 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:43 WrapperNode [2019-11-27 16:28:43,896 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:28:43,897 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:28:43,897 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:28:43,897 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:28:43,922 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:43" (1/1) ... [2019-11-27 16:28:43,989 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:43" (1/1) ... [2019-11-27 16:28:44,168 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:28:44,171 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:28:44,174 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:28:44,174 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:28:44,195 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:43" (1/1) ... [2019-11-27 16:28:44,197 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:43" (1/1) ... [2019-11-27 16:28:44,223 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:43" (1/1) ... [2019-11-27 16:28:44,225 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:43" (1/1) ... [2019-11-27 16:28:44,300 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:43" (1/1) ... [2019-11-27 16:28:44,362 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:43" (1/1) ... [2019-11-27 16:28:44,377 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:43" (1/1) ... [2019-11-27 16:28:44,403 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:28:44,407 INFO L168 Benchmark]: Toolchain (without parser) took 3502.45 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 944.5 MB in the end (delta: 15.7 MB). Peak memory consumption was 15.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:44,414 INFO L168 Benchmark]: CDTParser took 3.64 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. [2019-11-27 16:28:44,418 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2974.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 956.0 MB in the end (delta: 4.2 MB). Peak memory consumption was 33.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:44,421 INFO L168 Benchmark]: Boogie Procedure Inliner took 274.14 ms. Allocated memory is still 1.0 GB. Free memory was 956.0 MB in the beginning and 950.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:44,424 INFO L168 Benchmark]: Boogie Preprocessor took 232.28 ms. Allocated memory is still 1.0 GB. Free memory was 950.2 MB in the beginning and 944.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:44,435 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.64 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 2974.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 956.0 MB in the end (delta: 4.2 MB). Peak memory consumption was 33.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 274.14 ms. Allocated memory is still 1.0 GB. Free memory was 956.0 MB in the beginning and 950.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 232.28 ms. Allocated memory is still 1.0 GB. Free memory was 950.2 MB in the beginning and 944.5 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...