./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.2.ufo.UNBOUNDED.pals.c.v+cfa-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.3.2.ufo.UNBOUNDED.pals.c.v+cfa-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 e0c4c33b8ec4b00a0eb5cbfd884ea8a593cb582e ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.3.2.ufo.UNBOUNDED.pals.c.v+cfa-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 e0c4c33b8ec4b00a0eb5cbfd884ea8a593cb582e .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 17:18:54,832 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:18:54,836 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:18:54,875 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:18:54,877 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:18:54,879 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:18:54,895 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:18:54,916 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:18:54,921 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:18:54,926 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:18:54,931 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:18:54,932 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:18:54,935 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:18:54,941 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:18:54,942 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:18:54,946 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:18:54,951 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:18:54,957 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:18:54,961 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:18:54,971 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:18:54,978 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:18:54,985 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:18:54,988 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:18:54,994 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:18:55,004 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:18:55,005 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:18:55,005 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:18:55,009 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:18:55,013 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:18:55,015 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:18:55,016 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:18:55,017 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:18:55,021 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:18:55,022 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:18:55,025 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:18:55,026 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:18:55,027 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:18:55,029 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:18:55,031 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:18:55,038 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:18:55,040 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:18:55,041 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:18:55,085 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:18:55,089 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:18:55,093 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:18:55,094 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:18:55,094 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:18:55,096 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:18:55,096 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:18:55,096 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:18:55,097 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:18:55,098 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:18:55,101 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:18:55,102 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:18:55,102 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:18:55,103 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:18:55,104 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:18:55,104 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:18:55,105 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:18:55,107 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:18:55,107 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:18:55,108 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:18:55,108 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:18:55,108 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:18:55,109 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:18:55,112 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:18:55,112 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:18:55,112 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:18:55,113 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:18:55,113 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:18:55,113 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 -> e0c4c33b8ec4b00a0eb5cbfd884ea8a593cb582e [2019-11-26 17:18:55,679 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:18:55,705 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:18:55,714 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:18:55,719 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:18:55,720 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:18:55,721 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.2.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-26 17:18:55,875 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/faec677df/4f84b311f5c044708d9fe566ee33d9dc/FLAGa641cf4c1 [2019-11-26 17:18:57,074 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:18:57,082 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.2.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-26 17:18:57,114 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/faec677df/4f84b311f5c044708d9fe566ee33d9dc/FLAGa641cf4c1 [2019-11-26 17:18:57,151 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/faec677df/4f84b311f5c044708d9fe566ee33d9dc [2019-11-26 17:18:57,160 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:18:57,164 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:18:57,170 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:18:57,170 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:18:57,177 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:18:57,180 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:18:57" (1/1) ... [2019-11-26 17:18:57,191 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b1bd386 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:57, skipping insertion in model container [2019-11-26 17:18:57,192 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:18:57" (1/1) ... [2019-11-26 17:18:57,209 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:18:57,318 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:18:58,142 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:18:58,185 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:18:58,470 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:18:58,531 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:18:58,532 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:58 WrapperNode [2019-11-26 17:18:58,533 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:18:58,535 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:18:58,535 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:18:58,535 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:18:58,547 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:58" (1/1) ... [2019-11-26 17:18:58,586 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:58" (1/1) ... [2019-11-26 17:18:58,670 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:18:58,674 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:18:58,675 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:18:58,675 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:18:58,698 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:58" (1/1) ... [2019-11-26 17:18:58,699 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:58" (1/1) ... [2019-11-26 17:18:58,709 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:58" (1/1) ... [2019-11-26 17:18:58,710 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:58" (1/1) ... [2019-11-26 17:18:58,743 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:58" (1/1) ... [2019-11-26 17:18:58,762 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:58" (1/1) ... [2019-11-26 17:18:58,769 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:58" (1/1) ... [2019-11-26 17:18:58,795 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:18:58,803 INFO L168 Benchmark]: Toolchain (without parser) took 1633.43 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 978.1 MB in the end (delta: -10.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:18:58,811 INFO L168 Benchmark]: CDTParser took 0.33 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 17:18:58,817 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1364.36 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 983.8 MB in the end (delta: -16.4 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-26 17:18:58,818 INFO L168 Benchmark]: Boogie Procedure Inliner took 139.52 ms. Allocated memory is still 1.0 GB. Free memory is still 983.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:18:58,825 INFO L168 Benchmark]: Boogie Preprocessor took 120.76 ms. Allocated memory is still 1.0 GB. Free memory was 983.8 MB in the beginning and 978.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:18:58,831 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 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1364.36 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 983.8 MB in the end (delta: -16.4 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 139.52 ms. Allocated memory is still 1.0 GB. Free memory is still 983.8 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 120.76 ms. Allocated memory is still 1.0 GB. Free memory was 983.8 MB in the beginning and 978.1 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 17:19:02,924 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:19:02,930 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:19:02,966 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:19:02,967 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:19:02,969 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:19:02,975 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:19:02,990 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:19:02,993 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:19:03,000 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:19:03,001 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:19:03,008 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:19:03,008 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:19:03,015 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:19:03,018 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:19:03,022 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:19:03,026 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:19:03,032 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:19:03,038 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:19:03,046 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:19:03,051 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:19:03,059 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:19:03,062 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:19:03,065 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:19:03,073 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:19:03,074 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:19:03,074 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:19:03,077 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:19:03,079 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:19:03,080 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:19:03,082 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:19:03,083 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:19:03,087 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:19:03,088 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:19:03,092 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:19:03,093 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:19:03,096 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:19:03,097 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:19:03,097 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:19:03,098 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:19:03,102 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:19:03,106 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:19:03,142 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:19:03,144 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:19:03,149 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:19:03,149 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:19:03,150 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:19:03,151 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:19:03,154 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:19:03,154 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:19:03,154 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:19:03,155 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:19:03,156 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:19:03,156 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:19:03,157 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:19:03,157 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:19:03,157 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:19:03,158 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:19:03,161 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:19:03,161 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:19:03,162 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:19:03,162 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:19:03,162 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:19:03,162 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:19:03,163 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:19:03,163 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:19:03,163 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:19:03,164 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:19:03,164 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:19:03,166 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:19:03,166 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:19:03,166 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:19:03,168 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 -> e0c4c33b8ec4b00a0eb5cbfd884ea8a593cb582e [2019-11-26 17:19:03,725 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:19:03,750 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:19:03,759 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:19:03,762 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:19:03,765 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:19:03,767 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.2.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-26 17:19:03,920 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f17b02403/0c628c8aa4cf49ac95d9f9ecb93ef662/FLAG1aedfe454 [2019-11-26 17:19:05,074 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:19:05,077 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.2.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-26 17:19:05,110 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f17b02403/0c628c8aa4cf49ac95d9f9ecb93ef662/FLAG1aedfe454 [2019-11-26 17:19:05,151 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f17b02403/0c628c8aa4cf49ac95d9f9ecb93ef662 [2019-11-26 17:19:05,163 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:19:05,166 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:19:05,172 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:19:05,174 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:19:05,182 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:19:05,185 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:19:05" (1/1) ... [2019-11-26 17:19:05,193 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 26.11 05:19:05, skipping insertion in model container [2019-11-26 17:19:05,194 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:19:05" (1/1) ... [2019-11-26 17:19:05,214 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:19:05,318 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:19:06,225 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:19:06,273 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:19:06,552 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:19:06,599 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:19:06,600 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:06 WrapperNode [2019-11-26 17:19:06,611 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:19:06,617 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:19:06,617 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:19:06,617 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:19:06,641 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:06" (1/1) ... [2019-11-26 17:19:06,687 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:06" (1/1) ... [2019-11-26 17:19:06,813 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:19:06,814 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:19:06,814 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:19:06,815 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:19:06,848 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:06" (1/1) ... [2019-11-26 17:19:06,849 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:06" (1/1) ... [2019-11-26 17:19:06,858 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:06" (1/1) ... [2019-11-26 17:19:06,868 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:06" (1/1) ... [2019-11-26 17:19:06,904 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:06" (1/1) ... [2019-11-26 17:19:06,929 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:06" (1/1) ... [2019-11-26 17:19:06,942 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:06" (1/1) ... [2019-11-26 17:19:06,963 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:19:06,970 INFO L168 Benchmark]: Toolchain (without parser) took 1800.87 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 972.6 MB in the end (delta: -12.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:19:06,973 INFO L168 Benchmark]: CDTParser took 0.34 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 17:19:06,975 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1439.40 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 984.1 MB in the end (delta: -23.8 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:06,978 INFO L168 Benchmark]: Boogie Procedure Inliner took 196.49 ms. Allocated memory is still 1.0 GB. Free memory was 984.1 MB in the beginning and 978.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:06,982 INFO L168 Benchmark]: Boogie Preprocessor took 150.05 ms. Allocated memory is still 1.0 GB. Free memory was 978.3 MB in the beginning and 972.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:06,995 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 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 1439.40 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 984.1 MB in the end (delta: -23.8 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 196.49 ms. Allocated memory is still 1.0 GB. Free memory was 984.1 MB in the beginning and 978.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 150.05 ms. Allocated memory is still 1.0 GB. Free memory was 978.3 MB in the beginning and 972.6 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...