./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.3.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.3.ufo.UNBOUNDED.pals.c.v+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 b6bcb7c43ff429bb3ec192ecdc221aceafde1427 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.3.ufo.UNBOUNDED.pals.c.v+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 b6bcb7c43ff429bb3ec192ecdc221aceafde1427 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:28:28,809 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:28:28,815 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:28:28,851 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:28:28,853 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:28:28,858 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:28:28,864 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:28:28,873 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:28:28,892 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:28:28,896 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:28:28,901 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:28:28,902 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:28:28,907 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:28:28,911 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:28:28,913 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:28:28,917 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:28:28,920 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:28:28,927 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:28:28,932 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:28:28,940 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:28:28,948 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:28:28,955 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:28:28,957 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:28:28,960 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:28:28,970 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:28:28,971 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:28:28,971 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:28:28,975 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:28:28,976 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:28:28,981 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:28:28,982 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:28:28,983 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:28:28,988 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:28:28,989 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:28:28,992 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:28:28,993 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:28:28,996 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:28:28,997 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:28:28,997 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:28:29,002 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:28:29,004 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:28:29,005 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:28:29,046 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:28:29,047 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:28:29,052 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:28:29,054 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:28:29,054 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:28:29,055 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:28:29,057 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:28:29,057 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:28:29,057 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:28:29,058 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:28:29,059 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:28:29,062 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:28:29,062 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:28:29,063 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:28:29,063 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:28:29,063 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:28:29,064 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:28:29,064 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:28:29,067 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:28:29,067 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:28:29,067 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:28:29,068 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:28:29,068 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:28:29,070 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:28:29,070 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:28:29,070 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:28:29,072 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:28:29,072 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:28:29,072 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 -> b6bcb7c43ff429bb3ec192ecdc221aceafde1427 [2019-11-27 16:28:29,684 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:28:29,715 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:28:29,722 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:28:29,726 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:28:29,730 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:28:29,731 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.3.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-27 16:28:29,889 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cbc153547/bd14d5636231437cbd05b5bdc8aa422b/FLAG472e20919 [2019-11-27 16:28:31,145 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:28:31,152 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.3.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-27 16:28:31,193 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cbc153547/bd14d5636231437cbd05b5bdc8aa422b/FLAG472e20919 [2019-11-27 16:28:31,228 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cbc153547/bd14d5636231437cbd05b5bdc8aa422b [2019-11-27 16:28:31,235 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:28:31,240 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:28:31,244 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:28:31,246 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:28:31,253 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:28:31,256 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:28:31" (1/1) ... [2019-11-27 16:28:31,263 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13f6223b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:31, skipping insertion in model container [2019-11-27 16:28:31,265 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:28:31" (1/1) ... [2019-11-27 16:28:31,285 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:28:31,438 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:28:32,646 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:28:32,685 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:28:33,372 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:28:33,423 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:28:33,428 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:33 WrapperNode [2019-11-27 16:28:33,429 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:28:33,431 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:28:33,433 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:28:33,433 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:28:33,454 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:33" (1/1) ... [2019-11-27 16:28:33,501 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:33" (1/1) ... [2019-11-27 16:28:33,633 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:28:33,638 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:28:33,639 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:28:33,639 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:28:33,666 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:33" (1/1) ... [2019-11-27 16:28:33,670 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:33" (1/1) ... [2019-11-27 16:28:33,679 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:33" (1/1) ... [2019-11-27 16:28:33,682 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:33" (1/1) ... [2019-11-27 16:28:33,731 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:33" (1/1) ... [2019-11-27 16:28:33,766 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:33" (1/1) ... [2019-11-27 16:28:33,777 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:33" (1/1) ... [2019-11-27 16:28:33,799 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:28:33,812 INFO L168 Benchmark]: Toolchain (without parser) took 2564.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.6 MB in the end (delta: -4.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:28:33,814 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:28:33,820 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2185.73 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 978.1 MB in the end (delta: -16.4 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:33,821 INFO L168 Benchmark]: Boogie Procedure Inliner took 207.11 ms. Allocated memory is still 1.0 GB. Free memory is still 972.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:28:33,822 INFO L168 Benchmark]: Boogie Preprocessor took 162.61 ms. Allocated memory is still 1.0 GB. Free memory was 972.4 MB in the beginning and 966.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:33,832 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 2185.73 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 978.1 MB in the end (delta: -16.4 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 207.11 ms. Allocated memory is still 1.0 GB. Free memory is still 972.4 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 162.61 ms. Allocated memory is still 1.0 GB. Free memory was 972.4 MB in the beginning and 966.6 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 16:28:37,983 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:28:37,989 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:28:38,017 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:28:38,018 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:28:38,020 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:28:38,032 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:28:38,048 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:28:38,052 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:28:38,058 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:28:38,063 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:28:38,066 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:28:38,069 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:28:38,074 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:28:38,079 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:28:38,081 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:28:38,085 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:28:38,090 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:28:38,094 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:28:38,104 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:28:38,112 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:28:38,118 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:28:38,121 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:28:38,125 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:28:38,135 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:28:38,135 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:28:38,136 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:28:38,138 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:28:38,139 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:28:38,141 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:28:38,146 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:28:38,147 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:28:38,148 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:28:38,149 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:28:38,152 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:28:38,154 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:28:38,164 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:28:38,165 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:28:38,168 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:28:38,169 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:28:38,171 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:28:38,172 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:28:38,215 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:28:38,216 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:28:38,221 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:28:38,222 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:28:38,222 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:28:38,225 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:28:38,225 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:28:38,226 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:28:38,226 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:28:38,226 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:28:38,228 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:28:38,231 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:28:38,231 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:28:38,232 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:28:38,232 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:28:38,232 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:28:38,233 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:28:38,233 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:28:38,233 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:28:38,236 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:28:38,236 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:28:38,237 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:28:38,237 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:28:38,237 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:28:38,238 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:28:38,241 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:28:38,241 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:28:38,241 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:28:38,242 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:28:38,242 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:28:38,244 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 -> b6bcb7c43ff429bb3ec192ecdc221aceafde1427 [2019-11-27 16:28:38,848 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:28:38,880 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:28:38,890 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:28:38,894 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:28:38,897 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:28:38,899 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.3.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-27 16:28:39,060 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/56b2b6592/0ead78d0a35e4ad691ec34d9b719b341/FLAG14d270a9a [2019-11-27 16:28:40,441 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:28:40,442 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.3.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-27 16:28:40,478 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/56b2b6592/0ead78d0a35e4ad691ec34d9b719b341/FLAG14d270a9a [2019-11-27 16:28:40,517 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/56b2b6592/0ead78d0a35e4ad691ec34d9b719b341 [2019-11-27 16:28:40,525 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:28:40,529 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:28:40,534 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:28:40,534 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:28:40,545 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:28:40,546 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:28:40" (1/1) ... [2019-11-27 16:28:40,554 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44395090 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:40, skipping insertion in model container [2019-11-27 16:28:40,554 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:28:40" (1/1) ... [2019-11-27 16:28:40,576 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:28:40,720 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:28:42,014 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:28:42,045 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:28:42,917 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:28:42,975 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:28:42,979 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:42 WrapperNode [2019-11-27 16:28:42,980 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:28:42,981 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:28:42,984 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:28:42,984 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:28:43,006 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:42" (1/1) ... [2019-11-27 16:28:43,072 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:42" (1/1) ... [2019-11-27 16:28:43,216 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:28:43,221 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:28:43,221 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:28:43,221 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:28:43,235 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:42" (1/1) ... [2019-11-27 16:28:43,235 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:42" (1/1) ... [2019-11-27 16:28:43,261 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:42" (1/1) ... [2019-11-27 16:28:43,262 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:42" (1/1) ... [2019-11-27 16:28:43,334 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:42" (1/1) ... [2019-11-27 16:28:43,380 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:42" (1/1) ... [2019-11-27 16:28:43,399 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:42" (1/1) ... [2019-11-27 16:28:43,432 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:28:43,445 INFO L168 Benchmark]: Toolchain (without parser) took 2906.51 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 955.3 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.1 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:43,448 INFO L168 Benchmark]: CDTParser took 1.82 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 16:28:43,451 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2446.27 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 961.1 MB in the end (delta: 6.3 MB). Peak memory consumption was 26.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:43,459 INFO L168 Benchmark]: Boogie Procedure Inliner took 239.86 ms. Allocated memory is still 1.0 GB. Free memory was 961.1 MB in the beginning and 955.3 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:43,460 INFO L168 Benchmark]: Boogie Preprocessor took 211.85 ms. Allocated memory is still 1.0 GB. Free memory is still 955.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:28:43,474 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.82 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 2446.27 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 961.1 MB in the end (delta: 6.3 MB). Peak memory consumption was 26.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 239.86 ms. Allocated memory is still 1.0 GB. Free memory was 961.1 MB in the beginning and 955.3 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 211.85 ms. Allocated memory is still 1.0 GB. Free memory is still 955.3 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...