./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.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 a93e1176fe4582c89c0b888182734153cf0c43af ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.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 a93e1176fe4582c89c0b888182734153cf0c43af ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 10:04:02,925 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:04:02,927 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:04:02,950 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:04:02,951 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:04:02,958 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:04:02,962 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:04:02,967 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:04:02,969 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:04:02,980 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:04:02,982 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:04:02,984 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:04:02,986 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:04:02,991 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:04:02,993 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:04:02,996 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:04:02,997 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:04:03,000 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:04:03,002 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:04:03,010 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:04:03,017 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:04:03,023 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:04:03,024 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:04:03,025 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:04:03,033 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:04:03,033 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:04:03,034 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:04:03,035 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:04:03,036 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:04:03,038 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:04:03,039 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:04:03,039 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:04:03,040 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:04:03,044 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:04:03,045 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:04:03,045 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:04:03,048 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:04:03,049 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:04:03,049 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:04:03,049 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:04:03,051 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:04:03,052 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:04:03,081 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:04:03,081 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:04:03,086 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:04:03,086 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:04:03,086 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:04:03,087 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:04:03,087 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:04:03,087 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:04:03,087 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:04:03,087 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:04:03,088 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:04:03,090 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:04:03,090 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:04:03,090 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:04:03,091 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:04:03,091 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:04:03,091 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:04:03,092 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:04:03,092 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:04:03,095 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:04:03,096 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:04:03,096 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:04:03,096 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:04:03,097 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:04:03,097 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:04:03,097 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:04:03,097 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:04:03,097 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:04:03,098 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 -> a93e1176fe4582c89c0b888182734153cf0c43af [2019-11-27 10:04:03,579 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:04:03,598 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:04:03,605 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:04:03,609 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:04:03,610 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:04:03,611 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-27 10:04:03,714 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a0c29462d/e10701d567314581a349fbf961120631/FLAG396d36b11 [2019-11-27 10:04:04,555 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:04:04,555 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-27 10:04:04,594 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a0c29462d/e10701d567314581a349fbf961120631/FLAG396d36b11 [2019-11-27 10:04:04,757 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a0c29462d/e10701d567314581a349fbf961120631 [2019-11-27 10:04:04,760 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:04:04,762 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:04:04,764 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:04:04,764 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:04:04,767 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:04:04,768 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:04:04" (1/1) ... [2019-11-27 10:04:04,771 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7df2acde and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:04, skipping insertion in model container [2019-11-27 10:04:04,771 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:04:04" (1/1) ... [2019-11-27 10:04:04,783 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:04:04,890 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:04:05,694 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:04:05,725 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:04:05,952 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:04:05,981 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:04:05,982 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:05 WrapperNode [2019-11-27 10:04:05,982 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:04:05,983 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:04:05,983 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:04:05,984 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:04:05,991 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:05" (1/1) ... [2019-11-27 10:04:06,023 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:05" (1/1) ... [2019-11-27 10:04:06,105 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:04:06,107 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:04:06,110 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:04:06,110 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:04:06,120 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:05" (1/1) ... [2019-11-27 10:04:06,125 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:05" (1/1) ... [2019-11-27 10:04:06,132 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:05" (1/1) ... [2019-11-27 10:04:06,132 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:05" (1/1) ... [2019-11-27 10:04:06,176 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:05" (1/1) ... [2019-11-27 10:04:06,208 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:05" (1/1) ... [2019-11-27 10:04:06,224 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:05" (1/1) ... [2019-11-27 10:04:06,242 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:04:06,254 INFO L168 Benchmark]: Toolchain (without parser) took 1485.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 968.2 MB in the end (delta: -6.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:04:06,256 INFO L168 Benchmark]: CDTParser took 0.25 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 10:04:06,260 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1219.22 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 979.6 MB in the end (delta: -17.9 MB). Peak memory consumption was 26.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:06,263 INFO L168 Benchmark]: Boogie Procedure Inliner took 123.37 ms. Allocated memory is still 1.0 GB. Free memory was 979.6 MB in the beginning and 973.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:06,265 INFO L168 Benchmark]: Boogie Preprocessor took 137.71 ms. Allocated memory is still 1.0 GB. Free memory was 973.9 MB in the beginning and 968.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:06,277 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 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 1219.22 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 979.6 MB in the end (delta: -17.9 MB). Peak memory consumption was 26.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 123.37 ms. Allocated memory is still 1.0 GB. Free memory was 979.6 MB in the beginning and 973.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 137.71 ms. Allocated memory is still 1.0 GB. Free memory was 973.9 MB in the beginning and 968.2 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-da95e15 [2019-11-27 10:04:09,058 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:04:09,064 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:04:09,087 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:04:09,089 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:04:09,091 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:04:09,095 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:04:09,106 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:04:09,112 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:04:09,119 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:04:09,121 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:04:09,123 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:04:09,123 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:04:09,126 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:04:09,128 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:04:09,132 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:04:09,133 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:04:09,134 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:04:09,138 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:04:09,145 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:04:09,150 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:04:09,157 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:04:09,158 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:04:09,160 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:04:09,166 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:04:09,167 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:04:09,167 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:04:09,171 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:04:09,172 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:04:09,173 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:04:09,173 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:04:09,174 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:04:09,175 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:04:09,179 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:04:09,180 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:04:09,180 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:04:09,181 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:04:09,184 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:04:09,184 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:04:09,185 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:04:09,186 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:04:09,187 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:04:09,218 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:04:09,218 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:04:09,220 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:04:09,221 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:04:09,223 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:04:09,223 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:04:09,223 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:04:09,223 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:04:09,224 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:04:09,224 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:04:09,225 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:04:09,225 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:04:09,225 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:04:09,226 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:04:09,228 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:04:09,228 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:04:09,228 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:04:09,228 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:04:09,229 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:04:09,229 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:04:09,229 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:04:09,229 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:04:09,229 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:04:09,230 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:04:09,231 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:04:09,231 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:04:09,231 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:04:09,231 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:04:09,231 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:04:09,233 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:04:09,234 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 -> a93e1176fe4582c89c0b888182734153cf0c43af [2019-11-27 10:04:09,653 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:04:09,670 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:04:09,674 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:04:09,679 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:04:09,683 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:04:09,684 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-27 10:04:09,795 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb9650b9a/c9b82fe27d7c4980a2124268f0918614/FLAG608ffd12b [2019-11-27 10:04:10,665 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:04:10,669 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-27 10:04:10,690 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb9650b9a/c9b82fe27d7c4980a2124268f0918614/FLAG608ffd12b [2019-11-27 10:04:10,867 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb9650b9a/c9b82fe27d7c4980a2124268f0918614 [2019-11-27 10:04:10,872 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:04:10,873 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:04:10,879 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:04:10,880 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:04:10,882 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:04:10,883 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:04:10" (1/1) ... [2019-11-27 10:04:10,886 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ab76006 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:10, skipping insertion in model container [2019-11-27 10:04:10,886 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:04:10" (1/1) ... [2019-11-27 10:04:10,894 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:04:11,000 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:04:11,890 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:04:11,915 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:04:12,243 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:04:12,274 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:04:12,275 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:12 WrapperNode [2019-11-27 10:04:12,275 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:04:12,276 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:04:12,276 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:04:12,277 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:04:12,285 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:12" (1/1) ... [2019-11-27 10:04:12,322 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:12" (1/1) ... [2019-11-27 10:04:12,392 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:04:12,393 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:04:12,393 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:04:12,393 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:04:12,401 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:12" (1/1) ... [2019-11-27 10:04:12,402 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:12" (1/1) ... [2019-11-27 10:04:12,413 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:12" (1/1) ... [2019-11-27 10:04:12,414 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:12" (1/1) ... [2019-11-27 10:04:12,472 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:12" (1/1) ... [2019-11-27 10:04:12,497 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:12" (1/1) ... [2019-11-27 10:04:12,516 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:12" (1/1) ... [2019-11-27 10:04:12,540 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:04:12,543 INFO L168 Benchmark]: Toolchain (without parser) took 1668.94 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 956.9 MB in the end (delta: 3.3 MB). Peak memory consumption was 3.4 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:12,544 INFO L168 Benchmark]: CDTParser took 0.26 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 10:04:12,545 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1396.65 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 968.4 MB in the end (delta: -8.1 MB). Peak memory consumption was 26.3 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:12,547 INFO L168 Benchmark]: Boogie Procedure Inliner took 116.29 ms. Allocated memory is still 1.0 GB. Free memory was 968.4 MB in the beginning and 962.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:12,551 INFO L168 Benchmark]: Boogie Preprocessor took 147.52 ms. Allocated memory is still 1.0 GB. Free memory was 962.6 MB in the beginning and 956.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:12,558 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 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 1396.65 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 968.4 MB in the end (delta: -8.1 MB). Peak memory consumption was 26.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 116.29 ms. Allocated memory is still 1.0 GB. Free memory was 968.4 MB in the beginning and 962.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 147.52 ms. Allocated memory is still 1.0 GB. Free memory was 962.6 MB in the beginning and 956.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...