./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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_floodmax.4.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 58f1b21ee4697b31eefc984272eb75bad368aa44 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_floodmax.4.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 58f1b21ee4697b31eefc984272eb75bad368aa44 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:16:28,886 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:16:28,892 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:16:28,919 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:16:28,921 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:16:28,923 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:16:28,927 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:16:28,939 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:16:28,946 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:16:28,949 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:16:28,952 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:16:28,956 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:16:28,957 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:16:28,962 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:16:28,963 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:16:28,964 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:16:28,968 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:16:28,969 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:16:28,973 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:16:28,977 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:16:28,985 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:16:28,990 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:16:28,992 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:16:28,993 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:16:28,999 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:16:29,000 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:16:29,000 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:16:29,004 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:16:29,005 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:16:29,005 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:16:29,006 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:16:29,006 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:16:29,008 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:16:29,011 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:16:29,012 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:16:29,013 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:16:29,013 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:16:29,016 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:16:29,016 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:16:29,017 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:16:29,018 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:16:29,021 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:16:29,047 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:16:29,049 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:16:29,051 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:16:29,054 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:16:29,054 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:16:29,054 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:16:29,055 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:16:29,055 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:16:29,055 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:16:29,055 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:16:29,056 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:16:29,056 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:16:29,057 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:16:29,057 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:16:29,057 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:16:29,057 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:16:29,058 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:16:29,058 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:16:29,060 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:16:29,060 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:16:29,060 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:16:29,060 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:16:29,061 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:16:29,061 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:16:29,061 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:16:29,061 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:16:29,061 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:16:29,063 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:16:29,063 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 -> 58f1b21ee4697b31eefc984272eb75bad368aa44 [2019-11-26 17:16:29,516 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:16:29,538 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:16:29,543 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:16:29,548 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:16:29,548 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:16:29,549 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-26 17:16:29,654 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/18bdcf4f9/d91ab2f9fd004f029c127c3e11488d16/FLAG5453e2f95 [2019-11-26 17:16:30,579 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:16:30,583 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-26 17:16:30,608 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/18bdcf4f9/d91ab2f9fd004f029c127c3e11488d16/FLAG5453e2f95 [2019-11-26 17:16:30,685 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/18bdcf4f9/d91ab2f9fd004f029c127c3e11488d16 [2019-11-26 17:16:30,691 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:16:30,694 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:16:30,699 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:16:30,699 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:16:30,705 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:16:30,706 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:16:30" (1/1) ... [2019-11-26 17:16:30,714 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@705aff29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:30, skipping insertion in model container [2019-11-26 17:16:30,715 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:16:30" (1/1) ... [2019-11-26 17:16:30,729 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:16:30,857 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:16:31,995 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:16:32,023 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:16:32,745 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:16:32,786 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:16:32,789 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:32 WrapperNode [2019-11-26 17:16:32,790 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:16:32,791 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:16:32,794 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:16:32,794 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:16:32,809 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:32" (1/1) ... [2019-11-26 17:16:32,853 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:32" (1/1) ... [2019-11-26 17:16:32,981 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:16:32,985 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:16:32,985 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:16:32,988 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:16:33,000 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:32" (1/1) ... [2019-11-26 17:16:33,001 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:32" (1/1) ... [2019-11-26 17:16:33,022 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:32" (1/1) ... [2019-11-26 17:16:33,022 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:32" (1/1) ... [2019-11-26 17:16:33,074 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:32" (1/1) ... [2019-11-26 17:16:33,121 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:32" (1/1) ... [2019-11-26 17:16:33,140 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:32" (1/1) ... [2019-11-26 17:16:33,157 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:16:33,167 INFO L168 Benchmark]: Toolchain (without parser) took 2468.06 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 944.9 MB in the end (delta: 22.5 MB). Peak memory consumption was 22.6 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:33,168 INFO L168 Benchmark]: CDTParser took 2.58 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. [2019-11-26 17:16:33,172 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2092.12 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 956.4 MB in the end (delta: 11.0 MB). Peak memory consumption was 32.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:33,173 INFO L168 Benchmark]: Boogie Procedure Inliner took 193.39 ms. Allocated memory is still 1.0 GB. Free memory was 956.4 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. [2019-11-26 17:16:33,175 INFO L168 Benchmark]: Boogie Preprocessor took 174.91 ms. Allocated memory is still 1.0 GB. Free memory was 950.6 MB in the beginning and 944.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:33,182 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.58 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 2092.12 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 956.4 MB in the end (delta: 11.0 MB). Peak memory consumption was 32.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 193.39 ms. Allocated memory is still 1.0 GB. Free memory was 956.4 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. * Boogie Preprocessor took 174.91 ms. Allocated memory is still 1.0 GB. Free memory was 950.6 MB in the beginning and 944.9 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 0.1.24-025d5a2 [2019-11-26 17:16:35,887 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:16:35,889 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:16:35,913 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:16:35,916 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:16:35,917 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:16:35,920 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:16:35,932 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:16:35,939 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:16:35,942 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:16:35,945 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:16:35,948 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:16:35,950 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:16:35,952 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:16:35,957 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:16:35,959 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:16:35,960 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:16:35,961 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:16:35,963 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:16:35,970 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:16:35,976 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:16:35,982 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:16:35,984 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:16:35,988 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:16:35,991 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:16:35,992 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:16:35,993 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:16:35,994 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:16:35,996 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:16:35,997 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:16:36,000 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:16:36,001 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:16:36,001 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:16:36,002 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:16:36,005 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:16:36,006 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:16:36,006 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:16:36,007 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:16:36,008 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:16:36,009 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:16:36,012 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:16:36,013 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:16:36,041 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:16:36,042 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:16:36,046 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:16:36,046 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:16:36,047 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:16:36,047 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:16:36,047 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:16:36,047 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:16:36,047 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:16:36,048 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:16:36,051 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:16:36,051 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:16:36,051 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:16:36,051 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:16:36,052 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:16:36,052 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:16:36,052 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:16:36,052 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:16:36,052 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:16:36,053 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:16:36,055 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:16:36,055 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:16:36,055 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:16:36,055 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:16:36,056 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:16:36,056 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:16:36,056 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:16:36,056 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:16:36,056 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:16:36,057 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:16:36,059 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 -> 58f1b21ee4697b31eefc984272eb75bad368aa44 [2019-11-26 17:16:36,423 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:16:36,441 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:16:36,449 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:16:36,451 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:16:36,452 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:16:36,455 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-26 17:16:36,562 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4bba5ca15/f5dcd6cbbe994afab650fbb253f20f50/FLAG172ed916a [2019-11-26 17:16:37,524 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:16:37,528 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-26 17:16:37,560 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4bba5ca15/f5dcd6cbbe994afab650fbb253f20f50/FLAG172ed916a [2019-11-26 17:16:37,591 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4bba5ca15/f5dcd6cbbe994afab650fbb253f20f50 [2019-11-26 17:16:37,596 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:16:37,597 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:16:37,608 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:16:37,608 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:16:37,611 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:16:37,612 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:16:37" (1/1) ... [2019-11-26 17:16:37,615 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45357075 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:37, skipping insertion in model container [2019-11-26 17:16:37,615 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:16:37" (1/1) ... [2019-11-26 17:16:37,621 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:16:37,766 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:16:39,174 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:16:39,206 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:16:39,862 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:16:39,900 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:16:39,902 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:39 WrapperNode [2019-11-26 17:16:39,904 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:16:39,905 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:16:39,905 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:16:39,905 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:16:39,920 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:39" (1/1) ... [2019-11-26 17:16:39,988 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:39" (1/1) ... [2019-11-26 17:16:40,087 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:16:40,090 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:16:40,090 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:16:40,090 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:16:40,105 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:39" (1/1) ... [2019-11-26 17:16:40,109 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:39" (1/1) ... [2019-11-26 17:16:40,123 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:39" (1/1) ... [2019-11-26 17:16:40,124 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:39" (1/1) ... [2019-11-26 17:16:40,185 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:39" (1/1) ... [2019-11-26 17:16:40,219 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:39" (1/1) ... [2019-11-26 17:16:40,229 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:39" (1/1) ... [2019-11-26 17:16:40,253 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:16:40,259 INFO L168 Benchmark]: Toolchain (without parser) took 2658.46 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 914.5 MB in the end (delta: 47.2 MB). Peak memory consumption was 47.3 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:40,260 INFO L168 Benchmark]: CDTParser took 0.33 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. [2019-11-26 17:16:40,263 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2297.18 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 931.6 MB in the end (delta: 30.0 MB). Peak memory consumption was 38.8 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:40,264 INFO L168 Benchmark]: Boogie Procedure Inliner took 184.53 ms. Allocated memory is still 1.0 GB. Free memory was 931.6 MB in the beginning and 925.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:40,266 INFO L168 Benchmark]: Boogie Preprocessor took 163.62 ms. Allocated memory is still 1.0 GB. Free memory was 925.9 MB in the beginning and 914.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:40,274 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 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 2297.18 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 931.6 MB in the end (delta: 30.0 MB). Peak memory consumption was 38.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 184.53 ms. Allocated memory is still 1.0 GB. Free memory was 931.6 MB in the beginning and 925.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 163.62 ms. Allocated memory is still 1.0 GB. Free memory was 925.9 MB in the beginning and 914.5 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...