./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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_lcr.5.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 09d21e28f95767ab70a3611a08ef078169cc208b ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_lcr.5.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 09d21e28f95767ab70a3611a08ef078169cc208b ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:27:48,461 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:27:48,467 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:27:48,493 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:27:48,495 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:27:48,498 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:27:48,509 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:27:48,526 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:27:48,532 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:27:48,534 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:27:48,539 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:27:48,543 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:27:48,544 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:27:48,548 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:27:48,554 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:27:48,557 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:27:48,559 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:27:48,562 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:27:48,569 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:27:48,575 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:27:48,584 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:27:48,592 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:27:48,593 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:27:48,595 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:27:48,602 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:27:48,603 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:27:48,606 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:27:48,608 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:27:48,609 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:27:48,610 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:27:48,611 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:27:48,612 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:27:48,617 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:27:48,620 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:27:48,622 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:27:48,623 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:27:48,626 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:27:48,627 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:27:48,627 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:27:48,628 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:27:48,632 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:27:48,633 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:27:48,670 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:27:48,671 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:27:48,676 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:27:48,676 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:27:48,677 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:27:48,677 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:27:48,677 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:27:48,679 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:27:48,679 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:27:48,679 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:27:48,681 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:27:48,682 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:27:48,682 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:27:48,682 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:27:48,684 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:27:48,684 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:27:48,684 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:27:48,686 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:27:48,686 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:27:48,686 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:27:48,687 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:27:48,689 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:27:48,689 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:27:48,689 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:27:48,690 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:27:48,690 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:27:48,690 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:27:48,691 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:27:48,692 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 -> 09d21e28f95767ab70a3611a08ef078169cc208b [2019-11-27 16:27:49,254 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:27:49,282 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:27:49,290 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:27:49,291 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:27:49,295 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:27:49,296 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-27 16:27:49,449 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/582a51934/64b247736cf740c484e522d1d150924b/FLAG72d116c43 [2019-11-27 16:27:50,551 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:27:50,554 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-27 16:27:50,586 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/582a51934/64b247736cf740c484e522d1d150924b/FLAG72d116c43 [2019-11-27 16:27:50,631 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/582a51934/64b247736cf740c484e522d1d150924b [2019-11-27 16:27:50,638 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:27:50,640 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:27:50,649 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:27:50,649 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:27:50,653 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:27:50,654 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:27:50" (1/1) ... [2019-11-27 16:27:50,657 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4fd97aa8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:50, skipping insertion in model container [2019-11-27 16:27:50,658 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:27:50" (1/1) ... [2019-11-27 16:27:50,675 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:27:50,784 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:27:51,522 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:27:51,570 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:27:51,763 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:27:51,821 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:27:51,822 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:51 WrapperNode [2019-11-27 16:27:51,823 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:27:51,824 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:27:51,824 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:27:51,829 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:27:51,841 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:51" (1/1) ... [2019-11-27 16:27:51,870 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:51" (1/1) ... [2019-11-27 16:27:51,962 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:27:51,964 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:27:51,967 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:27:51,967 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:27:51,989 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:51" (1/1) ... [2019-11-27 16:27:51,989 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:51" (1/1) ... [2019-11-27 16:27:52,000 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:51" (1/1) ... [2019-11-27 16:27:52,001 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:51" (1/1) ... [2019-11-27 16:27:52,020 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:51" (1/1) ... [2019-11-27 16:27:52,037 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:51" (1/1) ... [2019-11-27 16:27:52,043 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:51" (1/1) ... [2019-11-27 16:27:52,050 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:27:52,065 INFO L168 Benchmark]: Toolchain (without parser) took 1415.55 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 984.0 MB in the end (delta: -23.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:27:52,078 INFO L168 Benchmark]: CDTParser took 0.38 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:27:52,086 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1174.50 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 989.8 MB in the end (delta: -29.5 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:27:52,087 INFO L168 Benchmark]: Boogie Procedure Inliner took 139.71 ms. Allocated memory is still 1.0 GB. Free memory was 989.8 MB in the beginning and 984.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:27:52,088 INFO L168 Benchmark]: Boogie Preprocessor took 88.71 ms. Allocated memory is still 1.0 GB. Free memory is still 984.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:27:52,097 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 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 1174.50 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 989.8 MB in the end (delta: -29.5 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 139.71 ms. Allocated memory is still 1.0 GB. Free memory was 989.8 MB in the beginning and 984.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 88.71 ms. Allocated memory is still 1.0 GB. Free memory is still 984.0 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... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:27:55,853 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:27:55,858 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:27:55,894 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:27:55,895 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:27:55,900 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:27:55,903 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:27:55,920 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:27:55,924 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:27:55,929 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:27:55,935 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:27:55,939 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:27:55,941 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:27:55,945 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:27:55,950 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:27:55,955 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:27:55,958 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:27:55,963 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:27:55,967 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:27:55,977 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:27:55,985 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:27:55,992 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:27:55,997 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:27:56,001 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:27:56,013 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:27:56,014 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:27:56,014 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:27:56,019 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:27:56,020 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:27:56,021 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:27:56,023 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:27:56,026 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:27:56,028 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:27:56,033 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:27:56,035 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:27:56,036 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:27:56,039 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:27:56,039 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:27:56,041 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:27:56,042 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:27:56,047 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:27:56,048 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:27:56,091 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:27:56,092 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:27:56,097 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:27:56,098 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:27:56,099 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:27:56,100 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:27:56,102 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:27:56,102 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:27:56,103 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:27:56,104 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:27:56,106 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:27:56,107 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:27:56,107 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:27:56,108 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:27:56,109 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:27:56,109 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:27:56,109 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:27:56,112 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:27:56,112 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:27:56,113 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:27:56,113 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:27:56,113 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:27:56,114 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:27:56,115 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:27:56,115 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:27:56,117 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:27:56,117 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:27:56,119 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:27:56,119 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:27:56,120 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:27:56,121 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 -> 09d21e28f95767ab70a3611a08ef078169cc208b [2019-11-27 16:27:56,775 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:27:56,803 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:27:56,811 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:27:56,814 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:27:56,817 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:27:56,819 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-27 16:27:56,974 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6828f048f/095897c459354e13abe3f2d9a6b20002/FLAG1cbf8b0e4 [2019-11-27 16:27:58,133 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:27:58,137 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-27 16:27:58,165 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6828f048f/095897c459354e13abe3f2d9a6b20002/FLAG1cbf8b0e4 [2019-11-27 16:27:58,202 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6828f048f/095897c459354e13abe3f2d9a6b20002 [2019-11-27 16:27:58,212 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:27:58,217 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:27:58,222 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:27:58,222 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:27:58,230 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:27:58,235 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:27:58" (1/1) ... [2019-11-27 16:27:58,243 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 27.11 04:27:58, skipping insertion in model container [2019-11-27 16:27:58,244 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:27:58" (1/1) ... [2019-11-27 16:27:58,265 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:27:58,372 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:27:59,070 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:27:59,100 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:27:59,293 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:27:59,335 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:27:59,336 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:59 WrapperNode [2019-11-27 16:27:59,336 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:27:59,349 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:27:59,349 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:27:59,349 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:27:59,368 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:59" (1/1) ... [2019-11-27 16:27:59,412 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:59" (1/1) ... [2019-11-27 16:27:59,510 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:27:59,512 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:27:59,514 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:27:59,516 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:27:59,540 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:59" (1/1) ... [2019-11-27 16:27:59,542 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:59" (1/1) ... [2019-11-27 16:27:59,562 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:59" (1/1) ... [2019-11-27 16:27:59,564 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:59" (1/1) ... [2019-11-27 16:27:59,598 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:59" (1/1) ... [2019-11-27 16:27:59,613 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:59" (1/1) ... [2019-11-27 16:27:59,622 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:59" (1/1) ... [2019-11-27 16:27:59,636 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:27:59,647 INFO L168 Benchmark]: Toolchain (without parser) took 1429.65 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.6 MB in the end (delta: -16.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:27:59,651 INFO L168 Benchmark]: CDTParser took 2.91 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:27:59,654 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1114.76 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 984.3 MB in the end (delta: -22.7 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:27:59,655 INFO L168 Benchmark]: Boogie Procedure Inliner took 162.85 ms. Allocated memory is still 1.0 GB. Free memory was 984.3 MB in the beginning and 978.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:27:59,657 INFO L168 Benchmark]: Boogie Preprocessor took 126.00 ms. Allocated memory is still 1.0 GB. Free memory is still 978.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:27:59,666 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.91 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 1114.76 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 984.3 MB in the end (delta: -22.7 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 162.85 ms. Allocated memory is still 1.0 GB. Free memory was 984.3 MB in the beginning and 978.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 126.00 ms. Allocated memory is still 1.0 GB. Free memory is still 978.6 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...