./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.5.1.ufo.BOUNDED-10.pals.c.v+nlh-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_opt-floodmax.5.1.ufo.BOUNDED-10.pals.c.v+nlh-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 92adc2cc664831e4bb863dd422e53a883b0f8952 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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.5.1.ufo.BOUNDED-10.pals.c.v+nlh-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 92adc2cc664831e4bb863dd422e53a883b0f8952 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 17:19:28,717 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:19:28,721 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:19:28,738 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:19:28,741 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:19:28,747 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:19:28,753 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:19:28,764 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:19:28,770 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:19:28,775 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:19:28,776 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:19:28,780 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:19:28,781 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:19:28,785 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:19:28,787 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:19:28,790 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:19:28,791 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:19:28,792 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:19:28,796 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:19:28,802 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:19:28,806 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:19:28,812 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:19:28,814 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:19:28,819 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:19:28,821 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:19:28,822 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:19:28,822 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:19:28,825 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:19:28,826 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:19:28,829 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:19:28,829 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:19:28,830 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:19:28,831 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:19:28,832 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:19:28,834 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:19:28,836 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:19:28,837 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:19:28,837 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:19:28,839 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:19:28,840 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:19:28,841 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:19:28,843 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:19:28,872 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:19:28,872 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:19:28,875 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:19:28,876 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:19:28,876 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:19:28,876 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:19:28,877 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:19:28,878 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:19:28,878 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:19:28,878 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:19:28,879 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:19:28,879 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:19:28,880 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:19:28,883 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:19:28,883 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:19:28,884 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:19:28,884 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:19:28,884 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:19:28,884 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:19:28,884 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:19:28,885 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:19:28,885 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:19:28,885 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:19:28,885 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:19:28,886 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:19:28,886 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:19:28,886 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:19:28,886 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:19:28,886 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 -> 92adc2cc664831e4bb863dd422e53a883b0f8952 [2019-11-26 17:19:29,309 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:19:29,325 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:19:29,330 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:19:29,334 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:19:29,334 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:19:29,338 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.5.1.ufo.BOUNDED-10.pals.c.v+nlh-reducer.c [2019-11-26 17:19:29,443 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e5ff9f084/d829f01b75a746e3a5ec37a2ac602d69/FLAGc550b5d03 [2019-11-26 17:19:30,521 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:19:30,523 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.5.1.ufo.BOUNDED-10.pals.c.v+nlh-reducer.c [2019-11-26 17:19:30,560 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e5ff9f084/d829f01b75a746e3a5ec37a2ac602d69/FLAGc550b5d03 [2019-11-26 17:19:30,989 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e5ff9f084/d829f01b75a746e3a5ec37a2ac602d69 [2019-11-26 17:19:30,996 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:19:30,997 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:19:31,002 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:19:31,002 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:19:31,008 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:19:31,009 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:19:30" (1/1) ... [2019-11-26 17:19:31,014 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10db85b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:31, skipping insertion in model container [2019-11-26 17:19:31,016 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:19:30" (1/1) ... [2019-11-26 17:19:31,028 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:19:31,251 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:19:33,058 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:19:33,090 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:19:34,025 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:19:34,074 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:19:34,074 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:34 WrapperNode [2019-11-26 17:19:34,075 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:19:34,076 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:19:34,078 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:19:34,078 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:19:34,091 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:34" (1/1) ... [2019-11-26 17:19:34,150 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:34" (1/1) ... [2019-11-26 17:19:34,284 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:19:34,286 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:19:34,289 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:19:34,289 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:19:34,302 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:34" (1/1) ... [2019-11-26 17:19:34,304 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:34" (1/1) ... [2019-11-26 17:19:34,322 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:34" (1/1) ... [2019-11-26 17:19:34,322 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:34" (1/1) ... [2019-11-26 17:19:34,383 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:34" (1/1) ... [2019-11-26 17:19:34,430 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:34" (1/1) ... [2019-11-26 17:19:34,450 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:34" (1/1) ... [2019-11-26 17:19:34,478 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:19:34,488 INFO L168 Benchmark]: Toolchain (without parser) took 3485.55 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 897.7 MB in the end (delta: 58.2 MB). Peak memory consumption was 58.3 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:34,488 INFO L168 Benchmark]: CDTParser took 0.77 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 17:19:34,491 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3073.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 926.4 MB in the end (delta: 29.6 MB). Peak memory consumption was 51.1 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:34,492 INFO L168 Benchmark]: Boogie Procedure Inliner took 209.48 ms. Allocated memory is still 1.0 GB. Free memory was 926.4 MB in the beginning and 914.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:34,495 INFO L168 Benchmark]: Boogie Preprocessor took 194.78 ms. Allocated memory is still 1.0 GB. Free memory was 914.9 MB in the beginning and 897.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:34,502 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.77 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 3073.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 926.4 MB in the end (delta: 29.6 MB). Peak memory consumption was 51.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 209.48 ms. Allocated memory is still 1.0 GB. Free memory was 926.4 MB in the beginning and 914.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 194.78 ms. Allocated memory is still 1.0 GB. Free memory was 914.9 MB in the beginning and 897.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:19:37,185 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:19:37,190 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:19:37,213 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:19:37,214 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:19:37,219 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:19:37,223 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:19:37,235 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:19:37,243 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:19:37,246 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:19:37,247 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:19:37,252 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:19:37,252 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:19:37,255 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:19:37,259 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:19:37,260 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:19:37,264 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:19:37,264 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:19:37,268 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:19:37,273 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:19:37,279 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:19:37,286 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:19:37,287 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:19:37,290 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:19:37,296 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:19:37,297 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:19:37,297 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:19:37,299 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:19:37,301 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:19:37,302 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:19:37,302 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:19:37,303 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:19:37,306 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:19:37,307 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:19:37,308 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:19:37,309 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:19:37,311 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:19:37,312 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:19:37,312 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:19:37,313 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:19:37,314 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:19:37,316 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:19:37,348 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:19:37,348 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:19:37,350 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:19:37,350 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:19:37,350 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:19:37,351 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:19:37,351 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:19:37,351 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:19:37,351 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:19:37,351 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:19:37,352 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:19:37,353 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:19:37,353 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:19:37,353 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:19:37,355 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:19:37,355 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:19:37,355 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:19:37,355 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:19:37,356 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:19:37,356 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:19:37,356 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:19:37,357 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:19:37,357 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:19:37,357 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:19:37,357 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:19:37,360 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:19:37,360 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:19:37,360 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:19:37,360 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:19:37,361 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:19:37,362 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 -> 92adc2cc664831e4bb863dd422e53a883b0f8952 [2019-11-26 17:19:37,772 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:19:37,787 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:19:37,793 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:19:37,799 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:19:37,799 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:19:37,800 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.5.1.ufo.BOUNDED-10.pals.c.v+nlh-reducer.c [2019-11-26 17:19:37,892 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0792a6b4d/69bc87cdcc7f4386b318d9fcc40b48bf/FLAG67aaf3d5f [2019-11-26 17:19:38,952 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:19:38,953 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.5.1.ufo.BOUNDED-10.pals.c.v+nlh-reducer.c [2019-11-26 17:19:38,997 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0792a6b4d/69bc87cdcc7f4386b318d9fcc40b48bf/FLAG67aaf3d5f [2019-11-26 17:19:39,419 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0792a6b4d/69bc87cdcc7f4386b318d9fcc40b48bf [2019-11-26 17:19:39,423 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:19:39,425 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:19:39,434 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:19:39,434 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:19:39,440 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:19:39,440 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:19:39" (1/1) ... [2019-11-26 17:19:39,445 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c2d16a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:39, skipping insertion in model container [2019-11-26 17:19:39,446 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:19:39" (1/1) ... [2019-11-26 17:19:39,453 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:19:39,678 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:19:41,970 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:19:42,006 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:19:43,194 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:19:43,248 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:19:43,253 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:43 WrapperNode [2019-11-26 17:19:43,254 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:19:43,255 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:19:43,255 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:19:43,255 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:19:43,270 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:43" (1/1) ... [2019-11-26 17:19:43,348 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:43" (1/1) ... [2019-11-26 17:19:43,544 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:19:43,547 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:19:43,547 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:19:43,548 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:19:43,566 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:43" (1/1) ... [2019-11-26 17:19:43,566 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:43" (1/1) ... [2019-11-26 17:19:43,587 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:43" (1/1) ... [2019-11-26 17:19:43,590 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:43" (1/1) ... [2019-11-26 17:19:43,676 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:43" (1/1) ... [2019-11-26 17:19:43,722 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:43" (1/1) ... [2019-11-26 17:19:43,744 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:43" (1/1) ... [2019-11-26 17:19:43,773 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:19:43,783 INFO L168 Benchmark]: Toolchain (without parser) took 4350.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 840.4 MB in the end (delta: 117.0 MB). Peak memory consumption was 117.1 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:43,784 INFO L168 Benchmark]: CDTParser took 0.21 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 17:19:43,785 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3820.35 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 874.8 MB in the end (delta: 82.6 MB). Peak memory consumption was 82.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:43,787 INFO L168 Benchmark]: Boogie Procedure Inliner took 292.02 ms. Allocated memory is still 1.0 GB. Free memory was 869.1 MB in the beginning and 857.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:43,792 INFO L168 Benchmark]: Boogie Preprocessor took 226.79 ms. Allocated memory is still 1.0 GB. Free memory was 857.6 MB in the beginning and 840.4 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:43,801 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 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 3820.35 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 874.8 MB in the end (delta: 82.6 MB). Peak memory consumption was 82.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 292.02 ms. Allocated memory is still 1.0 GB. Free memory was 869.1 MB in the beginning and 857.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 226.79 ms. Allocated memory is still 1.0 GB. Free memory was 857.6 MB in the beginning and 840.4 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...