./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.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_lcr-var-start-time.3.2.ufo.BOUNDED-6.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 53cd85307581aed0573eb7408388feabc9f51999 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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-var-start-time.3.2.ufo.BOUNDED-6.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 53cd85307581aed0573eb7408388feabc9f51999 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 21:22:56,828 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:22:56,831 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:22:56,856 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:22:56,858 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:22:56,860 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:22:56,874 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:22:56,892 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:22:56,894 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:22:56,901 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:22:56,903 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:22:56,908 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:22:56,910 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:22:56,916 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:22:56,921 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:22:56,924 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:22:56,925 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:22:56,931 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:22:56,937 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:22:56,945 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:22:56,954 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:22:56,961 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:22:56,966 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:22:56,969 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:22:56,979 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:22:56,980 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:22:56,980 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:22:56,982 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:22:56,983 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:22:56,985 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:22:56,986 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:22:56,987 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:22:56,989 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:22:56,993 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:22:56,998 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:22:56,998 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:22:56,999 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:22:57,000 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:22:57,000 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:22:57,003 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:22:57,005 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:22:57,007 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:22:57,050 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:22:57,051 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:22:57,056 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:22:57,057 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:22:57,059 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:22:57,059 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:22:57,059 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:22:57,060 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:22:57,060 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:22:57,062 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:22:57,063 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:22:57,063 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:22:57,064 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:22:57,065 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:22:57,065 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:22:57,066 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:22:57,067 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:22:57,067 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:22:57,067 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:22:57,068 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:22:57,069 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:22:57,069 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:22:57,072 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:22:57,072 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:22:57,073 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:22:57,073 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:22:57,073 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:22:57,073 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:22:57,074 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:22:57,074 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 -> 53cd85307581aed0573eb7408388feabc9f51999 [2019-11-24 21:22:57,661 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:22:57,694 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:22:57,705 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:22:57,707 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:22:57,711 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:22:57,712 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c.v+lhb-reducer.c [2019-11-24 21:22:57,871 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/16947cdb8/84689acecfc840cdbf48aa36a1c1abb0/FLAGf3081cd4d [2019-11-24 21:22:59,150 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:22:59,151 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c.v+lhb-reducer.c [2019-11-24 21:22:59,191 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/16947cdb8/84689acecfc840cdbf48aa36a1c1abb0/FLAGf3081cd4d [2019-11-24 21:22:59,643 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/16947cdb8/84689acecfc840cdbf48aa36a1c1abb0 [2019-11-24 21:22:59,648 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:22:59,650 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:22:59,663 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:22:59,663 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:22:59,670 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:22:59,674 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:22:59" (1/1) ... [2019-11-24 21:22:59,681 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@112d78c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:59, skipping insertion in model container [2019-11-24 21:22:59,681 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:22:59" (1/1) ... [2019-11-24 21:22:59,690 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:22:59,879 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:23:01,342 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:23:01,371 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:23:02,120 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:23:02,174 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:23:02,177 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:02 WrapperNode [2019-11-24 21:23:02,178 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:23:02,178 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:23:02,182 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:23:02,182 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:23:02,203 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:02" (1/1) ... [2019-11-24 21:23:02,277 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:02" (1/1) ... [2019-11-24 21:23:02,464 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:23:02,466 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:23:02,466 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:23:02,466 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:23:02,492 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:02" (1/1) ... [2019-11-24 21:23:02,493 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:02" (1/1) ... [2019-11-24 21:23:02,507 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:02" (1/1) ... [2019-11-24 21:23:02,507 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:02" (1/1) ... [2019-11-24 21:23:02,588 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:02" (1/1) ... [2019-11-24 21:23:02,635 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:02" (1/1) ... [2019-11-24 21:23:02,660 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:02" (1/1) ... [2019-11-24 21:23:02,694 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:23:02,702 INFO L168 Benchmark]: Toolchain (without parser) took 3047.07 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 933.3 MB in the end (delta: 34.1 MB). Peak memory consumption was 34.2 MB. Max. memory is 12.5 GB. [2019-11-24 21:23:02,703 INFO L168 Benchmark]: CDTParser took 0.93 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. [2019-11-24 21:23:02,706 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2515.17 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 950.5 MB in the end (delta: 11.2 MB). Peak memory consumption was 32.8 MB. Max. memory is 12.5 GB. [2019-11-24 21:23:02,709 INFO L168 Benchmark]: Boogie Procedure Inliner took 287.15 ms. Allocated memory is still 1.0 GB. Free memory was 950.5 MB in the beginning and 944.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:23:02,714 INFO L168 Benchmark]: Boogie Preprocessor took 228.33 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 933.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:23:02,724 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.93 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 2515.17 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 950.5 MB in the end (delta: 11.2 MB). Peak memory consumption was 32.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 287.15 ms. Allocated memory is still 1.0 GB. Free memory was 950.5 MB in the beginning and 944.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 228.33 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 933.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 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 21:23:06,566 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:23:06,573 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:23:06,606 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:23:06,608 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:23:06,613 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:23:06,618 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:23:06,635 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:23:06,639 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:23:06,644 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:23:06,646 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:23:06,651 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:23:06,653 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:23:06,657 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:23:06,663 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:23:06,665 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:23:06,670 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:23:06,675 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:23:06,679 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:23:06,689 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:23:06,694 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:23:06,701 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:23:06,703 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:23:06,708 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:23:06,715 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:23:06,717 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:23:06,717 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:23:06,722 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:23:06,722 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:23:06,724 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:23:06,725 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:23:06,728 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:23:06,729 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:23:06,733 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:23:06,734 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:23:06,737 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:23:06,738 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:23:06,738 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:23:06,739 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:23:06,744 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:23:06,746 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:23:06,747 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:23:06,790 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:23:06,792 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:23:06,795 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:23:06,797 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:23:06,797 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:23:06,797 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:23:06,800 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:23:06,800 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:23:06,800 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:23:06,801 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:23:06,802 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:23:06,802 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:23:06,803 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:23:06,803 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:23:06,805 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:23:06,805 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:23:06,805 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:23:06,806 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:23:06,806 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:23:06,808 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:23:06,808 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:23:06,808 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:23:06,809 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:23:06,809 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:23:06,809 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:23:06,811 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:23:06,811 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:23:06,811 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:23:06,812 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:23:06,814 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:23:06,815 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:23:06,815 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 -> 53cd85307581aed0573eb7408388feabc9f51999 [2019-11-24 21:23:07,329 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:23:07,359 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:23:07,367 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:23:07,371 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:23:07,373 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:23:07,375 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c.v+lhb-reducer.c [2019-11-24 21:23:07,528 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/23302934e/8a4022617fd8428a82a6874e9661ded8/FLAG6171172b7 [2019-11-24 21:23:08,869 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:23:08,871 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c.v+lhb-reducer.c [2019-11-24 21:23:08,919 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/23302934e/8a4022617fd8428a82a6874e9661ded8/FLAG6171172b7 [2019-11-24 21:23:08,958 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/23302934e/8a4022617fd8428a82a6874e9661ded8 [2019-11-24 21:23:08,966 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:23:08,973 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:23:08,975 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:23:08,976 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:23:08,985 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:23:08,986 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:23:08" (1/1) ... [2019-11-24 21:23:08,995 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 09:23:08, skipping insertion in model container [2019-11-24 21:23:08,995 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:23:08" (1/1) ... [2019-11-24 21:23:09,014 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:23:09,199 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:23:10,890 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:23:10,920 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:23:11,681 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:23:11,738 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:23:11,742 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:11 WrapperNode [2019-11-24 21:23:11,743 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:23:11,744 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:23:11,748 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:23:11,750 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:23:11,770 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:11" (1/1) ... [2019-11-24 21:23:11,862 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:11" (1/1) ... [2019-11-24 21:23:11,982 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:23:11,982 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:23:11,984 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:23:11,984 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:23:11,998 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:11" (1/1) ... [2019-11-24 21:23:12,002 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:11" (1/1) ... [2019-11-24 21:23:12,014 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:11" (1/1) ... [2019-11-24 21:23:12,015 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:11" (1/1) ... [2019-11-24 21:23:12,079 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:11" (1/1) ... [2019-11-24 21:23:12,108 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:11" (1/1) ... [2019-11-24 21:23:12,122 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:11" (1/1) ... [2019-11-24 21:23:12,153 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:23:12,163 INFO L168 Benchmark]: Toolchain (without parser) took 3187.82 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 916.1 MB in the end (delta: 45.6 MB). Peak memory consumption was 45.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:23:12,164 INFO L168 Benchmark]: CDTParser took 0.44 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 21:23:12,168 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2768.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 933.3 MB in the end (delta: 22.7 MB). Peak memory consumption was 27.1 MB. Max. memory is 12.5 GB. [2019-11-24 21:23:12,169 INFO L168 Benchmark]: Boogie Procedure Inliner took 238.39 ms. Allocated memory is still 1.0 GB. Free memory was 933.3 MB in the beginning and 921.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:23:12,173 INFO L168 Benchmark]: Boogie Preprocessor took 172.33 ms. Allocated memory is still 1.0 GB. Free memory was 921.8 MB in the beginning and 916.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:23:12,184 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 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 2768.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 933.3 MB in the end (delta: 22.7 MB). Peak memory consumption was 27.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 238.39 ms. Allocated memory is still 1.0 GB. Free memory was 933.3 MB in the beginning and 921.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 172.33 ms. Allocated memory is still 1.0 GB. Free memory was 921.8 MB in the beginning and 916.1 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...