./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b310993d95a510eb05c106e53b6ad1fce336a40a ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b310993d95a510eb05c106e53b6ad1fce336a40a ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 21:24:59,627 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:24:59,630 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:24:59,652 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:24:59,654 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:24:59,657 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:24:59,673 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:24:59,689 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:24:59,693 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:24:59,699 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:24:59,702 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:24:59,707 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:24:59,707 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:24:59,709 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:24:59,718 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:24:59,721 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:24:59,724 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:24:59,733 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:24:59,737 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:24:59,748 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:24:59,754 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:24:59,759 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:24:59,764 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:24:59,768 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:24:59,777 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:24:59,777 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:24:59,778 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:24:59,781 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:24:59,782 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:24:59,786 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:24:59,786 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:24:59,787 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:24:59,790 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:24:59,793 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:24:59,797 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:24:59,799 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:24:59,800 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:24:59,801 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:24:59,802 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:24:59,806 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:24:59,809 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:24:59,810 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:24:59,855 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:24:59,855 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:24:59,859 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:24:59,859 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:24:59,862 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:24:59,862 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:24:59,863 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:24:59,863 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:24:59,863 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:24:59,864 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:24:59,865 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:24:59,868 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:24:59,868 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:24:59,869 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:24:59,869 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:24:59,869 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:24:59,870 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:24:59,870 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:24:59,870 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:24:59,873 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:24:59,873 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:24:59,873 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:24:59,874 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:24:59,874 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:24:59,874 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:24:59,875 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:24:59,875 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:24:59,875 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:24:59,875 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:24:59,878 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b310993d95a510eb05c106e53b6ad1fce336a40a [2019-11-24 21:25:00,497 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:25:00,524 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:25:00,534 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:25:00,536 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:25:00,540 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:25:00,541 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-24 21:25:00,699 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8aa9f6d9b/1ba4bf6132c0412c90d6c10da2cc76ef/FLAG2627e5d80 [2019-11-24 21:25:01,974 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:25:01,979 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-24 21:25:02,015 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8aa9f6d9b/1ba4bf6132c0412c90d6c10da2cc76ef/FLAG2627e5d80 [2019-11-24 21:25:02,052 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8aa9f6d9b/1ba4bf6132c0412c90d6c10da2cc76ef [2019-11-24 21:25:02,057 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:25:02,059 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:25:02,075 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:25:02,076 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:25:02,080 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:25:02,081 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:25:02" (1/1) ... [2019-11-24 21:25:02,085 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 09:25:02, skipping insertion in model container [2019-11-24 21:25:02,085 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:25:02" (1/1) ... [2019-11-24 21:25:02,096 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:25:02,258 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:25:03,705 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:25:03,737 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:25:04,674 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:25:04,731 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:25:04,733 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:04 WrapperNode [2019-11-24 21:25:04,733 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:25:04,734 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:25:04,736 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:25:04,736 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:25:04,759 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:04" (1/1) ... [2019-11-24 21:25:04,818 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:04" (1/1) ... [2019-11-24 21:25:04,960 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:25:04,964 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:25:04,965 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:25:04,965 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:25:04,985 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:04" (1/1) ... [2019-11-24 21:25:04,985 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:04" (1/1) ... [2019-11-24 21:25:04,998 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:04" (1/1) ... [2019-11-24 21:25:04,998 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:04" (1/1) ... [2019-11-24 21:25:05,068 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:04" (1/1) ... [2019-11-24 21:25:05,119 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:04" (1/1) ... [2019-11-24 21:25:05,140 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:04" (1/1) ... [2019-11-24 21:25:05,167 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:25:05,185 INFO L168 Benchmark]: Toolchain (without parser) took 3118.13 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 955.0 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.8 MB. Max. memory is 12.5 GB. [2019-11-24 21:25:05,186 INFO L168 Benchmark]: CDTParser took 0.98 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:25:05,187 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2658.45 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.4 MB in the end (delta: -4.8 MB). Peak memory consumption was 32.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:25:05,194 INFO L168 Benchmark]: Boogie Procedure Inliner took 228.93 ms. Allocated memory is still 1.0 GB. Free memory was 966.4 MB in the beginning and 960.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:25:05,195 INFO L168 Benchmark]: Boogie Preprocessor took 211.08 ms. Allocated memory is still 1.0 GB. Free memory was 960.7 MB in the beginning and 955.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:25:05,208 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.98 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 2658.45 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.4 MB in the end (delta: -4.8 MB). Peak memory consumption was 32.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 228.93 ms. Allocated memory is still 1.0 GB. Free memory was 966.4 MB in the beginning and 960.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 211.08 ms. Allocated memory is still 1.0 GB. Free memory was 960.7 MB in the beginning and 955.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 21:25:09,263 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:25:09,266 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:25:09,307 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:25:09,309 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:25:09,311 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:25:09,322 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:25:09,340 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:25:09,345 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:25:09,352 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:25:09,357 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:25:09,361 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:25:09,361 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:25:09,368 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:25:09,375 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:25:09,378 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:25:09,382 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:25:09,386 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:25:09,394 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:25:09,402 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:25:09,409 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:25:09,414 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:25:09,418 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:25:09,423 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:25:09,433 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:25:09,434 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:25:09,434 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:25:09,438 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:25:09,442 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:25:09,444 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:25:09,445 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:25:09,445 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:25:09,448 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:25:09,450 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:25:09,456 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:25:09,457 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:25:09,461 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:25:09,461 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:25:09,462 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:25:09,469 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:25:09,471 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:25:09,472 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:25:09,512 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:25:09,514 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:25:09,519 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:25:09,522 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:25:09,531 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:25:09,531 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:25:09,532 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:25:09,534 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:25:09,534 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:25:09,534 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:25:09,536 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:25:09,536 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:25:09,536 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:25:09,539 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:25:09,540 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:25:09,540 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:25:09,540 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:25:09,541 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:25:09,541 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:25:09,541 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:25:09,544 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:25:09,544 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:25:09,545 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:25:09,545 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:25:09,546 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:25:09,546 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:25:09,547 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:25:09,547 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:25:09,547 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:25:09,550 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:25:09,552 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:25:09,553 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b310993d95a510eb05c106e53b6ad1fce336a40a [2019-11-24 21:25:10,203 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:25:10,233 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:25:10,244 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:25:10,246 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:25:10,247 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:25:10,248 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-24 21:25:10,407 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/07e5aeb37/b20a00a7b0334908a87decff703f7252/FLAG15c1ebee8 [2019-11-24 21:25:11,711 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:25:11,715 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-24 21:25:11,750 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/07e5aeb37/b20a00a7b0334908a87decff703f7252/FLAG15c1ebee8 [2019-11-24 21:25:11,788 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/07e5aeb37/b20a00a7b0334908a87decff703f7252 [2019-11-24 21:25:11,796 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:25:11,803 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:25:11,805 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:25:11,805 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:25:11,813 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:25:11,816 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:25:11" (1/1) ... [2019-11-24 21:25:11,826 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 24.11 09:25:11, skipping insertion in model container [2019-11-24 21:25:11,826 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:25:11" (1/1) ... [2019-11-24 21:25:11,846 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:25:11,997 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:25:13,620 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:25:13,653 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:25:14,899 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:25:14,948 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:25:14,952 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:14 WrapperNode [2019-11-24 21:25:14,953 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:25:14,956 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:25:14,956 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:25:14,958 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:25:14,984 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:14" (1/1) ... [2019-11-24 21:25:15,059 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:14" (1/1) ... [2019-11-24 21:25:15,263 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:25:15,267 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:25:15,267 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:25:15,268 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:25:15,296 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:14" (1/1) ... [2019-11-24 21:25:15,298 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:14" (1/1) ... [2019-11-24 21:25:15,324 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:14" (1/1) ... [2019-11-24 21:25:15,325 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:14" (1/1) ... [2019-11-24 21:25:15,403 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:14" (1/1) ... [2019-11-24 21:25:15,454 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:14" (1/1) ... [2019-11-24 21:25:15,482 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:14" (1/1) ... [2019-11-24 21:25:15,506 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:25:15,521 INFO L168 Benchmark]: Toolchain (without parser) took 3716.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 938.0 MB in the end (delta: 23.7 MB). Peak memory consumption was 23.8 MB. Max. memory is 12.5 GB. [2019-11-24 21:25:15,522 INFO L168 Benchmark]: CDTParser took 2.78 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 21:25:15,526 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3150.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 949.5 MB in the end (delta: 12.2 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. [2019-11-24 21:25:15,527 INFO L168 Benchmark]: Boogie Procedure Inliner took 311.12 ms. Allocated memory is still 1.0 GB. Free memory was 949.5 MB in the beginning and 943.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:25:15,532 INFO L168 Benchmark]: Boogie Preprocessor took 246.02 ms. Allocated memory is still 1.0 GB. Free memory was 943.7 MB in the beginning and 938.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:25:15,543 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.78 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 3150.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 949.5 MB in the end (delta: 12.2 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 311.12 ms. Allocated memory is still 1.0 GB. Free memory was 949.5 MB in the beginning and 943.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 246.02 ms. Allocated memory is still 1.0 GB. Free memory was 943.7 MB in the beginning and 938.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...