./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.5.1.ufo.UNBOUNDED.pals.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/pals_opt-floodmax.5.1.ufo.UNBOUNDED.pals.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 2e3a4cf9aa6ac42fd1e403c5a2c878a9590a28b4 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/pals_opt-floodmax.5.1.ufo.UNBOUNDED.pals.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 2e3a4cf9aa6ac42fd1e403c5a2c878a9590a28b4 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:23:46,805 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:23:46,811 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:23:46,833 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:23:46,833 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:23:46,835 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:23:46,842 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:23:46,852 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:23:46,857 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:23:46,863 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:23:46,864 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:23:46,869 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:23:46,869 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:23:46,871 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:23:46,875 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:23:46,876 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:23:46,880 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:23:46,881 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:23:46,884 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:23:46,890 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:23:46,897 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:23:46,903 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:23:46,905 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:23:46,909 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:23:46,915 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:23:46,916 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:23:46,916 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:23:46,918 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:23:46,918 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:23:46,920 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:23:46,921 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:23:46,922 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:23:46,924 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:23:46,928 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:23:46,929 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:23:46,932 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:23:46,933 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:23:46,933 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:23:46,933 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:23:46,935 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:23:46,938 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:23:46,939 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:23:46,966 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:23:46,968 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:23:46,972 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:23:46,972 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:23:46,975 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:23:46,975 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:23:46,975 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:23:46,975 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:23:46,976 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:23:46,976 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:23:46,977 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:23:46,977 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:23:46,977 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:23:46,978 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:23:46,978 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:23:46,978 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:23:46,978 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:23:46,978 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:23:46,980 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:23:46,980 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:23:46,980 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:23:46,980 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:23:46,981 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:23:46,982 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:23:46,983 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:23:46,983 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:23:46,983 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:23:46,983 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:23:46,983 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 -> 2e3a4cf9aa6ac42fd1e403c5a2c878a9590a28b4 [2019-11-27 16:23:47,359 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:23:47,376 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:23:47,379 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:23:47,382 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:23:47,384 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:23:47,385 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.5.1.ufo.UNBOUNDED.pals.c [2019-11-27 16:23:47,491 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7f0cbb0aa/53329ff492a6432f82b944e9970f4cdd/FLAG76bcacac6 [2019-11-27 16:23:48,385 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:23:48,393 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.5.1.ufo.UNBOUNDED.pals.c [2019-11-27 16:23:48,427 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7f0cbb0aa/53329ff492a6432f82b944e9970f4cdd/FLAG76bcacac6 [2019-11-27 16:23:48,517 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7f0cbb0aa/53329ff492a6432f82b944e9970f4cdd [2019-11-27 16:23:48,524 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:23:48,525 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:23:48,528 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:23:48,530 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:23:48,536 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:23:48,537 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:23:48" (1/1) ... [2019-11-27 16:23:48,544 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10339ec5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:48, skipping insertion in model container [2019-11-27 16:23:48,545 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:23:48" (1/1) ... [2019-11-27 16:23:48,558 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:23:48,659 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:23:49,529 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:23:49,553 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:23:49,767 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:23:49,814 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:23:49,816 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:49 WrapperNode [2019-11-27 16:23:49,817 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:23:49,818 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:23:49,820 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:23:49,820 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:23:49,832 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:49" (1/1) ... [2019-11-27 16:23:49,876 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:49" (1/1) ... [2019-11-27 16:23:50,013 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:23:50,013 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:23:50,016 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:23:50,016 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:23:50,031 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:49" (1/1) ... [2019-11-27 16:23:50,031 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:49" (1/1) ... [2019-11-27 16:23:50,047 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:49" (1/1) ... [2019-11-27 16:23:50,049 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:49" (1/1) ... [2019-11-27 16:23:50,111 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:49" (1/1) ... [2019-11-27 16:23:50,168 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:49" (1/1) ... [2019-11-27 16:23:50,188 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:49" (1/1) ... [2019-11-27 16:23:50,213 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:23:50,223 INFO L168 Benchmark]: Toolchain (without parser) took 1690.65 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: 16.8 MB). Peak memory consumption was 16.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:23:50,224 INFO L168 Benchmark]: CDTParser took 1.84 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 16:23:50,225 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1289.62 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 962.0 MB in the end (delta: -342.7 kB). Peak memory consumption was 32.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:23:50,228 INFO L168 Benchmark]: Boogie Procedure Inliner took 195.26 ms. Allocated memory is still 1.0 GB. Free memory was 962.0 MB in the beginning and 956.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:23:50,230 INFO L168 Benchmark]: Boogie Preprocessor took 200.45 ms. Allocated memory is still 1.0 GB. Free memory was 956.3 MB in the beginning and 950.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:23:50,239 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.84 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 1289.62 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 962.0 MB in the end (delta: -342.7 kB). Peak memory consumption was 32.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 195.26 ms. Allocated memory is still 1.0 GB. Free memory was 962.0 MB in the beginning and 956.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 200.45 ms. Allocated memory is still 1.0 GB. Free memory was 956.3 MB in the beginning and 950.6 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... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:23:52,916 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:23:52,919 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:23:52,943 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:23:52,944 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:23:52,950 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:23:52,952 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:23:52,964 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:23:52,972 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:23:52,975 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:23:52,976 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:23:52,981 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:23:52,981 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:23:52,985 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:23:52,986 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:23:52,991 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:23:52,992 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:23:52,993 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:23:52,997 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:23:53,002 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:23:53,008 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:23:53,015 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:23:53,016 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:23:53,017 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:23:53,023 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:23:53,024 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:23:53,024 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:23:53,028 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:23:53,028 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:23:53,029 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:23:53,030 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:23:53,030 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:23:53,032 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:23:53,037 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:23:53,038 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:23:53,038 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:23:53,039 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:23:53,039 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:23:53,039 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:23:53,040 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:23:53,044 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:23:53,045 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:23:53,072 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:23:53,074 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:23:53,076 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:23:53,077 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:23:53,079 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:23:53,079 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:23:53,079 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:23:53,079 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:23:53,080 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:23:53,080 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:23:53,081 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:23:53,081 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:23:53,081 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:23:53,082 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:23:53,084 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:23:53,084 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:23:53,084 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:23:53,084 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:23:53,085 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:23:53,085 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:23:53,085 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:23:53,085 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:23:53,085 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:23:53,086 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:23:53,087 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:23:53,087 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:23:53,087 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:23:53,087 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:23:53,089 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:23:53,089 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:23:53,090 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 -> 2e3a4cf9aa6ac42fd1e403c5a2c878a9590a28b4 [2019-11-27 16:23:53,542 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:23:53,559 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:23:53,563 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:23:53,567 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:23:53,571 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:23:53,572 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.5.1.ufo.UNBOUNDED.pals.c [2019-11-27 16:23:53,674 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a40909544/e2376c757c414da9ae141a7bc18f4b3b/FLAG8573db078 [2019-11-27 16:23:54,594 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:23:54,598 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.5.1.ufo.UNBOUNDED.pals.c [2019-11-27 16:23:54,631 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a40909544/e2376c757c414da9ae141a7bc18f4b3b/FLAG8573db078 [2019-11-27 16:23:54,700 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a40909544/e2376c757c414da9ae141a7bc18f4b3b [2019-11-27 16:23:54,708 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:23:54,710 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:23:54,715 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:23:54,715 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:23:54,718 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:23:54,722 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:23:54" (1/1) ... [2019-11-27 16:23:54,729 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29715357 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:54, skipping insertion in model container [2019-11-27 16:23:54,729 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:23:54" (1/1) ... [2019-11-27 16:23:54,744 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:23:54,834 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:23:55,720 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:23:55,742 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:23:55,971 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:23:56,013 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:23:56,014 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:56 WrapperNode [2019-11-27 16:23:56,014 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:23:56,015 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:23:56,015 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:23:56,015 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:23:56,032 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:56" (1/1) ... [2019-11-27 16:23:56,086 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:56" (1/1) ... [2019-11-27 16:23:56,183 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:23:56,184 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:23:56,184 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:23:56,184 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:23:56,201 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:56" (1/1) ... [2019-11-27 16:23:56,201 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:56" (1/1) ... [2019-11-27 16:23:56,222 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:56" (1/1) ... [2019-11-27 16:23:56,223 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:56" (1/1) ... [2019-11-27 16:23:56,278 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:56" (1/1) ... [2019-11-27 16:23:56,325 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:56" (1/1) ... [2019-11-27 16:23:56,341 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:56" (1/1) ... [2019-11-27 16:23:56,365 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:23:56,372 INFO L168 Benchmark]: Toolchain (without parser) took 1658.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 937.9 MB in the end (delta: 29.5 MB). Peak memory consumption was 29.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:23:56,373 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:23:56,376 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1299.97 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 955.1 MB in the end (delta: 12.3 MB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:23:56,377 INFO L168 Benchmark]: Boogie Procedure Inliner took 168.64 ms. Allocated memory is still 1.0 GB. Free memory was 955.1 MB in the beginning and 949.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:23:56,380 INFO L168 Benchmark]: Boogie Preprocessor took 181.79 ms. Allocated memory is still 1.0 GB. Free memory was 949.4 MB in the beginning and 937.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:23:56,389 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1299.97 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 955.1 MB in the end (delta: 12.3 MB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 168.64 ms. Allocated memory is still 1.0 GB. Free memory was 955.1 MB in the beginning and 949.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 181.79 ms. Allocated memory is still 1.0 GB. Free memory was 949.4 MB in the beginning and 937.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...