./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fb3a4b195c75cf03f04a5fbe6f3aca380cce8e4d ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fb3a4b195c75cf03f04a5fbe6f3aca380cce8e4d .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:16:04,485 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:16:04,492 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:16:04,526 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:16:04,530 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:16:04,533 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:16:04,535 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:16:04,553 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:16:04,555 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:16:04,562 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:16:04,563 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:16:04,569 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:16:04,570 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:16:04,577 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:16:04,581 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:16:04,584 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:16:04,587 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:16:04,593 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:16:04,597 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:16:04,608 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:16:04,615 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:16:04,620 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:16:04,625 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:16:04,627 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:16:04,635 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:16:04,637 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:16:04,637 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:16:04,641 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:16:04,642 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:16:04,645 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:16:04,645 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:16:04,646 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:16:04,648 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:16:04,652 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:16:04,654 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:16:04,657 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:16:04,658 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:16:04,658 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:16:04,659 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:16:04,664 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:16:04,666 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:16:04,667 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:16:04,706 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:16:04,708 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:16:04,712 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:16:04,712 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:16:04,713 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:16:04,714 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:16:04,714 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:16:04,714 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:16:04,716 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:16:04,716 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:16:04,717 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:16:04,719 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:16:04,719 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:16:04,720 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:16:04,722 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:16:04,722 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:16:04,722 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:16:04,723 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:16:04,723 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:16:04,723 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:16:04,724 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:16:04,727 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:16:04,727 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:16:04,727 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:16:04,728 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:16:04,728 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:16:04,728 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:16:04,729 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:16:04,729 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 -> fb3a4b195c75cf03f04a5fbe6f3aca380cce8e4d [2019-11-26 17:16:05,296 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:16:05,322 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:16:05,332 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:16:05,337 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:16:05,338 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:16:05,339 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-26 17:16:05,498 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a508d664e/12a41fc312f34553bd3fc6d2c29af813/FLAGe2cce2674 [2019-11-26 17:16:06,727 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:16:06,731 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-26 17:16:06,762 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a508d664e/12a41fc312f34553bd3fc6d2c29af813/FLAGe2cce2674 [2019-11-26 17:16:06,803 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a508d664e/12a41fc312f34553bd3fc6d2c29af813 [2019-11-26 17:16:06,812 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:16:06,815 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:16:06,818 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:16:06,820 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:16:06,828 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:16:06,831 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:16:06" (1/1) ... [2019-11-26 17:16:06,838 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 05:16:06, skipping insertion in model container [2019-11-26 17:16:06,839 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:16:06" (1/1) ... [2019-11-26 17:16:06,861 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:16:06,989 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:16:08,081 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:16:08,122 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:16:08,441 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:16:08,492 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:16:08,493 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:08 WrapperNode [2019-11-26 17:16:08,494 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:16:08,496 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:16:08,496 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:16:08,496 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:16:08,508 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:08" (1/1) ... [2019-11-26 17:16:08,559 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:08" (1/1) ... [2019-11-26 17:16:08,684 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:16:08,685 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:16:08,687 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:16:08,687 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:16:08,704 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:08" (1/1) ... [2019-11-26 17:16:08,704 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:08" (1/1) ... [2019-11-26 17:16:08,717 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:08" (1/1) ... [2019-11-26 17:16:08,717 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:08" (1/1) ... [2019-11-26 17:16:08,750 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:08" (1/1) ... [2019-11-26 17:16:08,792 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:08" (1/1) ... [2019-11-26 17:16:08,808 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:08" (1/1) ... [2019-11-26 17:16:08,834 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:16:08,842 INFO L168 Benchmark]: Toolchain (without parser) took 2022.85 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 972.4 MB in the end (delta: -10.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:16:08,848 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:16:08,850 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1676.30 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. [2019-11-26 17:16:08,855 INFO L168 Benchmark]: Boogie Procedure Inliner took 188.53 ms. Allocated memory is still 1.0 GB. Free memory is still 978.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:16:08,858 INFO L168 Benchmark]: Boogie Preprocessor took 149.93 ms. Allocated memory is still 1.0 GB. Free memory was 978.1 MB in the beginning and 972.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:08,876 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 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 1676.30 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 188.53 ms. Allocated memory is still 1.0 GB. Free memory is still 978.1 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 149.93 ms. Allocated memory is still 1.0 GB. Free memory was 978.1 MB in the beginning and 972.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:16:12,954 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:16:12,959 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:16:12,983 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:16:12,985 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:16:12,988 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:16:12,990 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:16:13,017 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:16:13,020 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:16:13,025 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:16:13,030 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:16:13,034 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:16:13,037 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:16:13,041 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:16:13,047 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:16:13,049 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:16:13,052 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:16:13,057 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:16:13,064 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:16:13,076 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:16:13,082 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:16:13,086 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:16:13,091 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:16:13,093 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:16:13,101 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:16:13,103 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:16:13,103 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:16:13,107 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:16:13,109 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:16:13,110 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:16:13,114 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:16:13,115 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:16:13,119 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:16:13,121 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:16:13,123 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:16:13,125 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:16:13,126 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:16:13,126 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:16:13,128 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:16:13,132 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:16:13,134 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:16:13,137 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:16:13,174 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:16:13,176 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:16:13,180 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:16:13,181 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:16:13,182 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:16:13,182 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:16:13,184 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:16:13,184 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:16:13,185 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:16:13,185 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:16:13,186 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:16:13,189 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:16:13,189 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:16:13,190 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:16:13,190 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:16:13,190 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:16:13,191 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:16:13,192 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:16:13,192 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:16:13,195 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:16:13,195 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:16:13,195 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:16:13,196 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:16:13,196 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:16:13,196 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:16:13,197 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:16:13,197 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:16:13,200 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:16:13,200 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:16:13,200 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:16:13,202 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 -> fb3a4b195c75cf03f04a5fbe6f3aca380cce8e4d [2019-11-26 17:16:13,778 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:16:13,813 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:16:13,819 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:16:13,823 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:16:13,827 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:16:13,829 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-26 17:16:13,988 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/39fae56a6/b4ac41491fb9430eb91beb6d28eae7fe/FLAG4e92cd22e [2019-11-26 17:16:15,166 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:16:15,170 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-26 17:16:15,206 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/39fae56a6/b4ac41491fb9430eb91beb6d28eae7fe/FLAG4e92cd22e [2019-11-26 17:16:15,245 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/39fae56a6/b4ac41491fb9430eb91beb6d28eae7fe [2019-11-26 17:16:15,258 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:16:15,260 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:16:15,264 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:16:15,265 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:16:15,273 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:16:15,274 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:16:15" (1/1) ... [2019-11-26 17:16:15,285 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 05:16:15, skipping insertion in model container [2019-11-26 17:16:15,286 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:16:15" (1/1) ... [2019-11-26 17:16:15,305 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:16:15,435 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:16:16,599 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:16:16,636 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:16:16,987 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:16:17,021 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:16:17,023 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:17 WrapperNode [2019-11-26 17:16:17,023 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:16:17,025 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:16:17,025 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:16:17,027 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:16:17,040 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:17" (1/1) ... [2019-11-26 17:16:17,092 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:17" (1/1) ... [2019-11-26 17:16:17,191 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:16:17,195 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:16:17,195 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:16:17,196 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:16:17,211 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:17" (1/1) ... [2019-11-26 17:16:17,211 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:17" (1/1) ... [2019-11-26 17:16:17,227 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:17" (1/1) ... [2019-11-26 17:16:17,227 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:17" (1/1) ... [2019-11-26 17:16:17,266 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:17" (1/1) ... [2019-11-26 17:16:17,305 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:17" (1/1) ... [2019-11-26 17:16:17,326 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:17" (1/1) ... [2019-11-26 17:16:17,350 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:16:17,359 INFO L168 Benchmark]: Toolchain (without parser) took 2094.89 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 961.3 MB in the end (delta: 408.8 kB). Peak memory consumption was 474.4 kB. Max. memory is 12.5 GB. [2019-11-26 17:16:17,362 INFO L168 Benchmark]: CDTParser took 1.70 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:16:17,364 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1760.10 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 972.7 MB in the end (delta: -11.0 MB). Peak memory consumption was 26.2 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:17,367 INFO L168 Benchmark]: Boogie Procedure Inliner took 169.84 ms. Allocated memory is still 1.0 GB. Free memory was 972.7 MB in the beginning and 967.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:17,373 INFO L168 Benchmark]: Boogie Preprocessor took 156.68 ms. Allocated memory is still 1.0 GB. Free memory is still 967.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:16:17,384 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.70 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 1760.10 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 972.7 MB in the end (delta: -11.0 MB). Peak memory consumption was 26.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 169.84 ms. Allocated memory is still 1.0 GB. Free memory was 972.7 MB in the beginning and 967.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 156.68 ms. Allocated memory is still 1.0 GB. Free memory is still 967.0 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...