./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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.3.4.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 b310993d95a510eb05c106e53b6ad1fce336a40a .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.3.4.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 b310993d95a510eb05c106e53b6ad1fce336a40a .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 23:11:42,372 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:11:42,374 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:11:42,398 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:11:42,400 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:11:42,402 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:11:42,419 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:11:42,436 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:11:42,440 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:11:42,448 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:11:42,450 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:11:42,452 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:11:42,454 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:11:42,460 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:11:42,462 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:11:42,466 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:11:42,467 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:11:42,473 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:11:42,480 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:11:42,489 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:11:42,496 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:11:42,503 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:11:42,504 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:11:42,509 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:11:42,517 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:11:42,518 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:11:42,518 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:11:42,522 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:11:42,522 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:11:42,526 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:11:42,526 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:11:42,530 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:11:42,531 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:11:42,533 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:11:42,537 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:11:42,539 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:11:42,540 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:11:42,542 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:11:42,544 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:11:42,546 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:11:42,550 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:11:42,552 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 23:11:42,597 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:11:42,597 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:11:42,600 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:11:42,603 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:11:42,603 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:11:42,604 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:11:42,604 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:11:42,605 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 23:11:42,606 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:11:42,606 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:11:42,607 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:11:42,609 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:11:42,609 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:11:42,612 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:11:42,613 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:11:42,613 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:11:42,613 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:11:42,614 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:11:42,614 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:11:42,614 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:11:42,615 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:11:42,617 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:11:42,617 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:11:42,617 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:11:42,618 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:11:42,618 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 23:11:42,618 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 23:11:42,618 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:11:42,622 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 -> b310993d95a510eb05c106e53b6ad1fce336a40a [2019-11-25 23:11:43,269 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:11:43,298 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:11:43,307 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:11:43,313 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:11:43,314 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:11:43,316 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-25 23:11:43,468 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8fddc4a75/35491521e201403bbf6ee8a2abbca5be/FLAGefffcea38 [2019-11-25 23:11:44,758 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:11:44,760 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-25 23:11:44,799 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8fddc4a75/35491521e201403bbf6ee8a2abbca5be/FLAGefffcea38 [2019-11-25 23:11:45,143 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8fddc4a75/35491521e201403bbf6ee8a2abbca5be [2019-11-25 23:11:45,147 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:11:45,159 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:11:45,161 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:11:45,162 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:11:45,170 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:11:45,173 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:11:45" (1/1) ... [2019-11-25 23:11:45,178 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6bcb722f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:45, skipping insertion in model container [2019-11-25 23:11:45,182 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:11:45" (1/1) ... [2019-11-25 23:11:45,200 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:11:45,371 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:11:47,032 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:11:47,064 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:11:47,986 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:11:48,032 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:11:48,034 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:48 WrapperNode [2019-11-25 23:11:48,035 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:11:48,041 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:11:48,042 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:11:48,043 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:11:48,059 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:48" (1/1) ... [2019-11-25 23:11:48,110 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:48" (1/1) ... [2019-11-25 23:11:48,216 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:11:48,217 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:11:48,217 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:11:48,218 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:11:48,231 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:48" (1/1) ... [2019-11-25 23:11:48,231 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:48" (1/1) ... [2019-11-25 23:11:48,258 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:48" (1/1) ... [2019-11-25 23:11:48,259 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:48" (1/1) ... [2019-11-25 23:11:48,325 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:48" (1/1) ... [2019-11-25 23:11:48,376 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:48" (1/1) ... [2019-11-25 23:11:48,390 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:48" (1/1) ... [2019-11-25 23:11:48,427 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:11:48,439 INFO L168 Benchmark]: Toolchain (without parser) took 3280.45 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 961.2 MB in the end (delta: 6.2 MB). Peak memory consumption was 6.3 MB. Max. memory is 12.5 GB. [2019-11-25 23:11:48,441 INFO L168 Benchmark]: CDTParser took 1.98 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:11:48,445 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2874.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 966.9 MB in the end (delta: 510.7 kB). Peak memory consumption was 33.5 MB. Max. memory is 12.5 GB. [2019-11-25 23:11:48,449 INFO L168 Benchmark]: Boogie Procedure Inliner took 175.23 ms. Allocated memory is still 1.0 GB. Free memory was 966.9 MB in the beginning and 961.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:11:48,453 INFO L168 Benchmark]: Boogie Preprocessor took 210.47 ms. Allocated memory is still 1.0 GB. Free memory is still 961.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:11:48,461 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.98 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 2874.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 966.9 MB in the end (delta: 510.7 kB). Peak memory consumption was 33.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 175.23 ms. Allocated memory is still 1.0 GB. Free memory was 966.9 MB in the beginning and 961.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 210.47 ms. Allocated memory is still 1.0 GB. Free memory is still 961.2 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... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 23:11:52,284 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:11:52,289 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:11:52,320 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:11:52,322 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:11:52,330 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:11:52,332 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:11:52,350 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:11:52,353 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:11:52,360 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:11:52,365 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:11:52,369 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:11:52,371 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:11:52,375 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:11:52,381 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:11:52,385 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:11:52,391 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:11:52,395 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:11:52,402 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:11:52,412 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:11:52,419 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:11:52,428 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:11:52,432 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:11:52,434 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:11:52,444 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:11:52,445 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:11:52,445 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:11:52,447 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:11:52,448 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:11:52,449 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:11:52,452 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:11:52,453 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:11:52,454 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:11:52,458 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:11:52,459 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:11:52,463 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:11:52,464 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:11:52,464 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:11:52,465 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:11:52,466 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:11:52,469 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:11:52,471 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 23:11:52,510 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:11:52,512 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:11:52,516 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:11:52,520 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:11:52,520 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:11:52,521 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:11:52,521 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:11:52,521 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:11:52,522 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:11:52,522 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:11:52,524 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:11:52,524 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:11:52,526 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 23:11:52,526 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 23:11:52,527 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:11:52,527 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:11:52,527 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:11:52,529 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:11:52,529 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:11:52,529 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:11:52,530 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:11:52,532 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:11:52,532 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:11:52,533 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:11:52,533 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:11:52,533 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:11:52,533 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 23:11:52,535 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 23:11:52,535 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:11:52,535 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 23:11:52,538 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 -> b310993d95a510eb05c106e53b6ad1fce336a40a [2019-11-25 23:11:53,099 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:11:53,129 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:11:53,136 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:11:53,140 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:11:53,142 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:11:53,144 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-25 23:11:53,298 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d0da0269c/6010ddf728164eeba1a3e282c3cb787e/FLAG8586dd3fd [2019-11-25 23:11:54,638 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:11:54,639 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-25 23:11:54,706 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d0da0269c/6010ddf728164eeba1a3e282c3cb787e/FLAG8586dd3fd [2019-11-25 23:11:54,760 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d0da0269c/6010ddf728164eeba1a3e282c3cb787e [2019-11-25 23:11:54,769 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:11:54,773 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:11:54,778 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:11:54,779 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:11:54,786 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:11:54,788 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:11:54" (1/1) ... [2019-11-25 23:11:54,795 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 25.11 11:11:54, skipping insertion in model container [2019-11-25 23:11:54,795 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:11:54" (1/1) ... [2019-11-25 23:11:54,809 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:11:54,977 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:11:56,576 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:11:56,606 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:11:57,668 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:11:57,705 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:11:57,706 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:57 WrapperNode [2019-11-25 23:11:57,706 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:11:57,708 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:11:57,709 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:11:57,709 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:11:57,720 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:57" (1/1) ... [2019-11-25 23:11:57,771 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:57" (1/1) ... [2019-11-25 23:11:57,899 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:11:57,899 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:11:57,899 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:11:57,900 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:11:57,915 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:57" (1/1) ... [2019-11-25 23:11:57,915 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:57" (1/1) ... [2019-11-25 23:11:57,949 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:57" (1/1) ... [2019-11-25 23:11:57,950 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:57" (1/1) ... [2019-11-25 23:11:58,027 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:57" (1/1) ... [2019-11-25 23:11:58,078 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:57" (1/1) ... [2019-11-25 23:11:58,096 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:57" (1/1) ... [2019-11-25 23:11:58,127 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:11:58,139 INFO L168 Benchmark]: Toolchain (without parser) took 3358.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 939.2 MB in the end (delta: 28.2 MB). Peak memory consumption was 28.3 MB. Max. memory is 12.5 GB. [2019-11-25 23:11:58,144 INFO L168 Benchmark]: CDTParser took 2.57 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:11:58,146 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2928.78 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 950.7 MB in the end (delta: 16.7 MB). Peak memory consumption was 32.5 MB. Max. memory is 12.5 GB. [2019-11-25 23:11:58,152 INFO L168 Benchmark]: Boogie Procedure Inliner took 190.78 ms. Allocated memory is still 1.0 GB. Free memory was 950.7 MB in the beginning and 945.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:11:58,153 INFO L168 Benchmark]: Boogie Preprocessor took 229.40 ms. Allocated memory is still 1.0 GB. Free memory was 945.0 MB in the beginning and 939.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:11:58,164 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.57 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 2928.78 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 950.7 MB in the end (delta: 16.7 MB). Peak memory consumption was 32.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 190.78 ms. Allocated memory is still 1.0 GB. Free memory was 950.7 MB in the beginning and 945.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 229.40 ms. Allocated memory is still 1.0 GB. Free memory was 945.0 MB in the beginning and 939.2 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...