./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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.3.1.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 b321d8eb5df9636a79236232d9ba9d14bd0dbca5 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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.3.1.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 b321d8eb5df9636a79236232d9ba9d14bd0dbca5 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 21:24:46,515 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:24:46,522 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:24:46,561 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:24:46,561 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:24:46,564 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:24:46,571 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:24:46,587 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:24:46,590 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:24:46,599 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:24:46,601 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:24:46,606 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:24:46,610 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:24:46,613 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:24:46,618 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:24:46,621 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:24:46,626 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:24:46,633 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:24:46,640 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:24:46,648 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:24:46,657 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:24:46,663 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:24:46,668 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:24:46,670 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:24:46,678 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:24:46,681 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:24:46,681 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:24:46,685 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:24:46,686 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:24:46,690 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:24:46,691 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:24:46,692 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:24:46,693 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:24:46,696 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:24:46,701 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:24:46,702 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:24:46,704 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:24:46,707 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:24:46,707 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:24:46,711 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:24:46,717 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:24:46,718 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:24:46,760 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:24:46,761 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:24:46,764 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:24:46,766 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:24:46,766 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:24:46,767 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:24:46,768 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:24:46,768 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:24:46,769 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:24:46,771 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:24:46,772 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:24:46,773 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:24:46,773 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:24:46,774 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:24:46,774 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:24:46,776 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:24:46,776 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:24:46,776 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:24:46,777 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:24:46,777 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:24:46,778 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:24:46,781 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:24:46,781 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:24:46,782 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:24:46,782 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:24:46,782 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:24:46,782 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:24:46,783 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:24:46,783 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:24:46,783 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 -> b321d8eb5df9636a79236232d9ba9d14bd0dbca5 [2019-11-24 21:24:47,357 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:24:47,391 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:24:47,398 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:24:47,402 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:24:47,403 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:24:47,407 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-24 21:24:47,564 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a62837d27/5270bb5227f347f6ad07afeeb192effe/FLAG22e5f41b7 [2019-11-24 21:24:48,825 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:24:48,832 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-24 21:24:48,869 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a62837d27/5270bb5227f347f6ad07afeeb192effe/FLAG22e5f41b7 [2019-11-24 21:24:49,260 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a62837d27/5270bb5227f347f6ad07afeeb192effe [2019-11-24 21:24:49,267 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:24:49,269 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:24:49,279 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:24:49,279 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:24:49,283 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:24:49,290 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:24:49" (1/1) ... [2019-11-24 21:24:49,297 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e84eedf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:49, skipping insertion in model container [2019-11-24 21:24:49,297 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:24:49" (1/1) ... [2019-11-24 21:24:49,318 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:24:49,452 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:24:50,851 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:24:50,884 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:24:51,806 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:24:51,847 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:24:51,849 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:51 WrapperNode [2019-11-24 21:24:51,849 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:24:51,850 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:24:51,851 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:24:51,851 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:24:51,862 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:51" (1/1) ... [2019-11-24 21:24:51,908 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:51" (1/1) ... [2019-11-24 21:24:52,049 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:24:52,052 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:24:52,052 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:24:52,053 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:24:52,064 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:51" (1/1) ... [2019-11-24 21:24:52,065 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:51" (1/1) ... [2019-11-24 21:24:52,090 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:51" (1/1) ... [2019-11-24 21:24:52,091 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:51" (1/1) ... [2019-11-24 21:24:52,150 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:51" (1/1) ... [2019-11-24 21:24:52,208 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:51" (1/1) ... [2019-11-24 21:24:52,224 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:51" (1/1) ... [2019-11-24 21:24:52,251 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:24:52,271 INFO L168 Benchmark]: Toolchain (without parser) took 2992.39 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 955.7 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.6 MB. Max. memory is 12.5 GB. [2019-11-24 21:24:52,272 INFO L168 Benchmark]: CDTParser took 1.28 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. [2019-11-24 21:24:52,274 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2571.49 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 967.2 MB in the end (delta: -7.0 MB). Peak memory consumption was 33.2 MB. Max. memory is 12.5 GB. [2019-11-24 21:24:52,281 INFO L168 Benchmark]: Boogie Procedure Inliner took 201.15 ms. Allocated memory is still 1.0 GB. Free memory was 967.2 MB in the beginning and 961.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:24:52,282 INFO L168 Benchmark]: Boogie Preprocessor took 206.72 ms. Allocated memory is still 1.0 GB. Free memory was 961.4 MB in the beginning and 955.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:24:52,292 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.28 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 2571.49 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 967.2 MB in the end (delta: -7.0 MB). Peak memory consumption was 33.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 201.15 ms. Allocated memory is still 1.0 GB. Free memory was 967.2 MB in the beginning and 961.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 206.72 ms. Allocated memory is still 1.0 GB. Free memory was 961.4 MB in the beginning and 955.7 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 0.1.24-32f2683 [2019-11-24 21:24:56,234 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:24:56,240 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:24:56,265 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:24:56,267 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:24:56,277 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:24:56,283 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:24:56,300 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:24:56,303 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:24:56,309 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:24:56,314 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:24:56,319 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:24:56,322 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:24:56,326 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:24:56,331 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:24:56,332 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:24:56,338 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:24:56,341 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:24:56,346 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:24:56,356 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:24:56,361 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:24:56,367 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:24:56,371 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:24:56,378 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:24:56,383 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:24:56,386 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:24:56,386 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:24:56,389 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:24:56,389 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:24:56,392 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:24:56,394 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:24:56,396 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:24:56,398 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:24:56,401 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:24:56,406 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:24:56,407 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:24:56,408 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:24:56,409 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:24:56,409 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:24:56,413 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:24:56,417 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:24:56,418 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:24:56,462 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:24:56,462 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:24:56,464 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:24:56,464 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:24:56,467 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:24:56,467 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:24:56,467 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:24:56,468 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:24:56,469 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:24:56,469 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:24:56,472 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:24:56,472 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:24:56,473 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:24:56,473 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:24:56,475 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:24:56,475 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:24:56,475 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:24:56,476 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:24:56,476 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:24:56,478 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:24:56,478 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:24:56,479 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:24:56,479 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:24:56,479 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:24:56,479 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:24:56,481 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:24:56,481 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:24:56,481 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:24:56,484 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:24:56,484 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:24:56,486 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:24:56,486 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 -> b321d8eb5df9636a79236232d9ba9d14bd0dbca5 [2019-11-24 21:24:57,046 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:24:57,075 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:24:57,082 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:24:57,084 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:24:57,089 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:24:57,090 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-24 21:24:57,250 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c3055b33/98f3a1bdb8294b40b63e79e4ef4c179e/FLAG6eb96793b [2019-11-24 21:24:58,608 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:24:58,611 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-24 21:24:58,650 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c3055b33/98f3a1bdb8294b40b63e79e4ef4c179e/FLAG6eb96793b [2019-11-24 21:24:58,692 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c3055b33/98f3a1bdb8294b40b63e79e4ef4c179e [2019-11-24 21:24:58,702 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:24:58,706 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:24:58,710 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:24:58,713 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:24:58,722 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:24:58,723 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:24:58" (1/1) ... [2019-11-24 21:24:58,733 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@218e5f0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:58, skipping insertion in model container [2019-11-24 21:24:58,733 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:24:58" (1/1) ... [2019-11-24 21:24:58,754 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:24:58,929 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:25:00,512 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:25:00,544 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:25:01,558 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:25:01,610 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:25:01,614 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:01 WrapperNode [2019-11-24 21:25:01,614 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:25:01,615 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:25:01,616 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:25:01,618 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:25:01,640 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:01" (1/1) ... [2019-11-24 21:25:01,704 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:01" (1/1) ... [2019-11-24 21:25:01,885 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:25:01,888 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:25:01,891 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:25:01,891 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:25:01,912 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:01" (1/1) ... [2019-11-24 21:25:01,915 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:01" (1/1) ... [2019-11-24 21:25:01,940 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:01" (1/1) ... [2019-11-24 21:25:01,942 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:01" (1/1) ... [2019-11-24 21:25:02,020 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:01" (1/1) ... [2019-11-24 21:25:02,068 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:01" (1/1) ... [2019-11-24 21:25:02,094 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:01" (1/1) ... [2019-11-24 21:25:02,118 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:25:02,136 INFO L168 Benchmark]: Toolchain (without parser) took 3424.57 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 938.0 MB in the end (delta: 23.7 MB). Peak memory consumption was 23.8 MB. Max. memory is 12.5 GB. [2019-11-24 21:25:02,137 INFO L168 Benchmark]: CDTParser took 2.72 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. [2019-11-24 21:25:02,138 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2904.37 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 949.5 MB in the end (delta: 12.2 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. [2019-11-24 21:25:02,141 INFO L168 Benchmark]: Boogie Procedure Inliner took 270.19 ms. Allocated memory is still 1.0 GB. Free memory was 949.5 MB in the beginning and 943.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:25:02,143 INFO L168 Benchmark]: Boogie Preprocessor took 233.12 ms. Allocated memory is still 1.0 GB. Free memory was 943.7 MB in the beginning and 938.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:25:02,155 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.72 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 2904.37 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 949.5 MB in the end (delta: 12.2 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 270.19 ms. Allocated memory is still 1.0 GB. Free memory was 949.5 MB in the beginning and 943.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 233.12 ms. Allocated memory is still 1.0 GB. Free memory was 943.7 MB in the beginning and 938.0 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...