./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.ufo.UNBOUNDED.pals.c.p+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_floodmax.4.ufo.UNBOUNDED.pals.c.p+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 ddee586a2eb0bdbdc66bb1654c757d2437b107dc ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.ufo.UNBOUNDED.pals.c.p+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 ddee586a2eb0bdbdc66bb1654c757d2437b107dc ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 21:22:36,734 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:22:36,739 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:22:36,772 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:22:36,773 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:22:36,776 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:22:36,781 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:22:36,807 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:22:36,809 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:22:36,817 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:22:36,822 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:22:36,826 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:22:36,826 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:22:36,833 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:22:36,835 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:22:36,841 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:22:36,844 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:22:36,849 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:22:36,854 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:22:36,864 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:22:36,872 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:22:36,880 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:22:36,882 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:22:36,889 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:22:36,897 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:22:36,898 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:22:36,898 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:22:36,903 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:22:36,904 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:22:36,905 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:22:36,905 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:22:36,907 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:22:36,911 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:22:36,913 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:22:36,916 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:22:36,919 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:22:36,921 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:22:36,921 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:22:36,924 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:22:36,925 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:22:36,927 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:22:36,931 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:22:36,972 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:22:36,975 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:22:36,979 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:22:36,980 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:22:36,983 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:22:36,983 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:22:36,984 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:22:36,984 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:22:36,984 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:22:36,984 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:22:36,986 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:22:36,986 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:22:36,986 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:22:36,987 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:22:36,989 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:22:36,989 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:22:36,989 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:22:36,990 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:22:36,990 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:22:36,990 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:22:36,990 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:22:36,992 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:22:36,992 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:22:36,992 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:22:36,993 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:22:36,995 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:22:36,995 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:22:36,995 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:22:36,996 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:22:36,996 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 -> ddee586a2eb0bdbdc66bb1654c757d2437b107dc [2019-11-24 21:22:37,658 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:22:37,693 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:22:37,699 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:22:37,703 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:22:37,705 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:22:37,707 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.ufo.UNBOUNDED.pals.c.p+lhb-reducer.c [2019-11-24 21:22:37,874 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a31c77eb3/68a027c6e1b84dc9bf2f9a66261a457b/FLAG4af80e134 [2019-11-24 21:22:39,286 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:22:39,289 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.ufo.UNBOUNDED.pals.c.p+lhb-reducer.c [2019-11-24 21:22:39,342 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a31c77eb3/68a027c6e1b84dc9bf2f9a66261a457b/FLAG4af80e134 [2019-11-24 21:22:39,380 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a31c77eb3/68a027c6e1b84dc9bf2f9a66261a457b [2019-11-24 21:22:39,388 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:22:39,393 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:22:39,398 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:22:39,400 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:22:39,406 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:22:39,414 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:22:39" (1/1) ... [2019-11-24 21:22:39,418 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d9f348c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:39, skipping insertion in model container [2019-11-24 21:22:39,418 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:22:39" (1/1) ... [2019-11-24 21:22:39,438 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:22:39,701 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:22:42,194 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:22:42,229 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:22:43,525 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:22:43,588 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:22:43,592 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:43 WrapperNode [2019-11-24 21:22:43,593 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:22:43,594 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:22:43,597 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:22:43,597 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:22:43,621 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:43" (1/1) ... [2019-11-24 21:22:43,723 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:43" (1/1) ... [2019-11-24 21:22:43,955 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:22:43,955 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:22:43,956 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:22:43,956 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:22:43,977 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:43" (1/1) ... [2019-11-24 21:22:43,980 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:43" (1/1) ... [2019-11-24 21:22:44,005 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:43" (1/1) ... [2019-11-24 21:22:44,008 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:43" (1/1) ... [2019-11-24 21:22:44,096 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:43" (1/1) ... [2019-11-24 21:22:44,169 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:43" (1/1) ... [2019-11-24 21:22:44,187 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:43" (1/1) ... [2019-11-24 21:22:44,217 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:22:44,229 INFO L168 Benchmark]: Toolchain (without parser) took 4830.05 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 921.3 MB in the end (delta: 34.7 MB). Peak memory consumption was 34.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:22:44,230 INFO L168 Benchmark]: CDTParser took 3.03 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 21:22:44,232 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4195.85 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 944.2 MB in the end (delta: 11.7 MB). Peak memory consumption was 39.0 MB. Max. memory is 12.5 GB. [2019-11-24 21:22:44,237 INFO L168 Benchmark]: Boogie Procedure Inliner took 360.80 ms. Allocated memory is still 1.0 GB. Free memory was 944.2 MB in the beginning and 932.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:22:44,240 INFO L168 Benchmark]: Boogie Preprocessor took 263.33 ms. Allocated memory is still 1.0 GB. Free memory was 932.8 MB in the beginning and 921.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:22:44,250 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.03 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 4195.85 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 944.2 MB in the end (delta: 11.7 MB). Peak memory consumption was 39.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 360.80 ms. Allocated memory is still 1.0 GB. Free memory was 944.2 MB in the beginning and 932.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 263.33 ms. Allocated memory is still 1.0 GB. Free memory was 932.8 MB in the beginning and 921.3 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 21:22:48,075 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:22:48,081 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:22:48,115 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:22:48,116 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:22:48,122 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:22:48,125 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:22:48,141 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:22:48,147 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:22:48,152 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:22:48,153 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:22:48,158 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:22:48,161 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:22:48,165 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:22:48,170 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:22:48,175 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:22:48,179 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:22:48,182 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:22:48,188 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:22:48,194 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:22:48,206 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:22:48,210 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:22:48,213 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:22:48,216 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:22:48,226 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:22:48,227 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:22:48,227 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:22:48,232 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:22:48,233 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:22:48,234 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:22:48,234 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:22:48,235 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:22:48,237 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:22:48,242 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:22:48,244 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:22:48,246 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:22:48,247 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:22:48,249 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:22:48,249 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:22:48,252 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:22:48,254 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:22:48,257 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:22:48,296 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:22:48,300 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:22:48,305 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:22:48,306 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:22:48,307 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:22:48,307 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:22:48,308 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:22:48,308 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:22:48,310 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:22:48,310 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:22:48,312 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:22:48,312 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:22:48,312 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:22:48,313 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:22:48,316 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:22:48,316 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:22:48,316 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:22:48,317 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:22:48,317 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:22:48,317 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:22:48,318 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:22:48,318 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:22:48,318 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:22:48,319 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:22:48,321 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:22:48,321 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:22:48,321 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:22:48,322 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:22:48,322 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:22:48,322 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:22:48,324 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:22:48,325 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 -> ddee586a2eb0bdbdc66bb1654c757d2437b107dc [2019-11-24 21:22:48,897 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:22:48,924 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:22:48,932 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:22:48,937 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:22:48,938 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:22:48,939 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.ufo.UNBOUNDED.pals.c.p+lhb-reducer.c [2019-11-24 21:22:49,093 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a098847f6/49b7901bf8484b31b988feecc3d9427f/FLAGcc471524f [2019-11-24 21:22:50,581 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:22:50,586 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.ufo.UNBOUNDED.pals.c.p+lhb-reducer.c [2019-11-24 21:22:50,646 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a098847f6/49b7901bf8484b31b988feecc3d9427f/FLAGcc471524f [2019-11-24 21:22:50,688 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a098847f6/49b7901bf8484b31b988feecc3d9427f [2019-11-24 21:22:50,698 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:22:50,700 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:22:50,706 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:22:50,706 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:22:50,715 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:22:50,716 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:22:50" (1/1) ... [2019-11-24 21:22:50,725 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d9f348c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:50, skipping insertion in model container [2019-11-24 21:22:50,727 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:22:50" (1/1) ... [2019-11-24 21:22:50,747 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:22:51,027 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:22:53,835 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:22:53,870 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:22:55,378 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:22:55,439 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:22:55,440 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:55 WrapperNode [2019-11-24 21:22:55,440 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:22:55,441 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:22:55,443 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:22:55,444 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:22:55,466 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:55" (1/1) ... [2019-11-24 21:22:55,562 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:55" (1/1) ... [2019-11-24 21:22:55,742 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:22:55,745 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:22:55,745 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:22:55,745 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:22:55,770 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:55" (1/1) ... [2019-11-24 21:22:55,771 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:55" (1/1) ... [2019-11-24 21:22:55,796 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:55" (1/1) ... [2019-11-24 21:22:55,796 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:55" (1/1) ... [2019-11-24 21:22:55,899 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:55" (1/1) ... [2019-11-24 21:22:55,970 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:55" (1/1) ... [2019-11-24 21:22:55,994 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:55" (1/1) ... [2019-11-24 21:22:56,029 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:22:56,038 INFO L168 Benchmark]: Toolchain (without parser) took 5333.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 869.7 MB in the end (delta: 90.6 MB). Peak memory consumption was 90.6 MB. Max. memory is 12.5 GB. [2019-11-24 21:22:56,041 INFO L168 Benchmark]: CDTParser took 1.43 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 21:22:56,045 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4735.03 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 892.6 MB in the end (delta: 67.6 MB). Peak memory consumption was 67.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:22:56,046 INFO L168 Benchmark]: Boogie Procedure Inliner took 302.41 ms. Allocated memory is still 1.0 GB. Free memory was 892.6 MB in the beginning and 881.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:22:56,051 INFO L168 Benchmark]: Boogie Preprocessor took 287.14 ms. Allocated memory is still 1.0 GB. Free memory was 881.2 MB in the beginning and 869.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:22:56,060 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.43 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 4735.03 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 892.6 MB in the end (delta: 67.6 MB). Peak memory consumption was 67.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 302.41 ms. Allocated memory is still 1.0 GB. Free memory was 892.6 MB in the beginning and 881.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 287.14 ms. Allocated memory is still 1.0 GB. Free memory was 881.2 MB in the beginning and 869.7 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...