./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product23.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_b300f48f-07db-498d-9d40-c93cfd3cd7c1/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_b300f48f-07db-498d-9d40-c93cfd3cd7c1/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_b300f48f-07db-498d-9d40-c93cfd3cd7c1/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_b300f48f-07db-498d-9d40-c93cfd3cd7c1/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product23.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_b300f48f-07db-498d-9d40-c93cfd3cd7c1/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_b300f48f-07db-498d-9d40-c93cfd3cd7c1/bin/utaipan --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ce9b192c4304b665f71871b8c27751c04bbbec40 ...................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_b300f48f-07db-498d-9d40-c93cfd3cd7c1/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_b300f48f-07db-498d-9d40-c93cfd3cd7c1/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_b300f48f-07db-498d-9d40-c93cfd3cd7c1/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_b300f48f-07db-498d-9d40-c93cfd3cd7c1/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product23.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_b300f48f-07db-498d-9d40-c93cfd3cd7c1/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_b300f48f-07db-498d-9d40-c93cfd3cd7c1/bin/utaipan --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ce9b192c4304b665f71871b8c27751c04bbbec40 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-07 20:59:58,870 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 20:59:58,872 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 20:59:58,879 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 20:59:58,879 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 20:59:58,880 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 20:59:58,881 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 20:59:58,882 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 20:59:58,883 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 20:59:58,884 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 20:59:58,884 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 20:59:58,885 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 20:59:58,885 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 20:59:58,886 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 20:59:58,887 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 20:59:58,887 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 20:59:58,888 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 20:59:58,889 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 20:59:58,890 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 20:59:58,891 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 20:59:58,892 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 20:59:58,893 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 20:59:58,894 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 20:59:58,894 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 20:59:58,896 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 20:59:58,896 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 20:59:58,896 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 20:59:58,897 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 20:59:58,897 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 20:59:58,897 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 20:59:58,898 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 20:59:58,898 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 20:59:58,898 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 20:59:58,899 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 20:59:58,899 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 20:59:58,899 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 20:59:58,900 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 20:59:58,900 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 20:59:58,900 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 20:59:58,901 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 20:59:58,901 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 20:59:58,901 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_b300f48f-07db-498d-9d40-c93cfd3cd7c1/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2019-12-07 20:59:58,912 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 20:59:58,912 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 20:59:58,912 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 20:59:58,912 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 20:59:58,913 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 20:59:58,913 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 20:59:58,913 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-12-07 20:59:58,913 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 20:59:58,913 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 20:59:58,913 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-12-07 20:59:58,913 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-12-07 20:59:58,913 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 20:59:58,914 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-12-07 20:59:58,914 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-12-07 20:59:58,914 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-12-07 20:59:58,914 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 20:59:58,914 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 20:59:58,915 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 20:59:58,915 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 20:59:58,915 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 20:59:58,915 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 20:59:58,915 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 20:59:58,915 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 20:59:58,915 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 20:59:58,915 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 20:59:58,916 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 20:59:58,916 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 20:59:58,916 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 20:59:58,916 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 20:59:58,916 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 20:59:58,916 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 20:59:58,916 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 20:59:58,916 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 20:59:58,917 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 20:59:58,917 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 20:59:58,917 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-12-07 20:59:58,917 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 20:59:58,917 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 20:59:58,917 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 20:59:58,917 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 20:59:58,917 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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 -> /tmp/vcloud-vcloud-master/worker/run_dir_b300f48f-07db-498d-9d40-c93cfd3cd7c1/bin/utaipan 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 -> Taipan 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 -> ce9b192c4304b665f71871b8c27751c04bbbec40 [2019-12-07 20:59:59,016 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 20:59:59,025 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 20:59:59,028 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 20:59:59,030 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 20:59:59,030 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 20:59:59,031 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_b300f48f-07db-498d-9d40-c93cfd3cd7c1/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec1_product23.cil.c [2019-12-07 20:59:59,076 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b300f48f-07db-498d-9d40-c93cfd3cd7c1/bin/utaipan/data/2e7ab9cd1/9f4c1a31e86e4c33a87f0db865310455/FLAGc52ac832d [2019-12-07 20:59:59,519 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 20:59:59,520 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_b300f48f-07db-498d-9d40-c93cfd3cd7c1/sv-benchmarks/c/product-lines/minepump_spec1_product23.cil.c [2019-12-07 20:59:59,528 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b300f48f-07db-498d-9d40-c93cfd3cd7c1/bin/utaipan/data/2e7ab9cd1/9f4c1a31e86e4c33a87f0db865310455/FLAGc52ac832d [2019-12-07 20:59:59,537 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_b300f48f-07db-498d-9d40-c93cfd3cd7c1/bin/utaipan/data/2e7ab9cd1/9f4c1a31e86e4c33a87f0db865310455 [2019-12-07 20:59:59,538 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 20:59:59,539 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 20:59:59,540 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 20:59:59,540 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 20:59:59,542 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 20:59:59,543 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 08:59:59" (1/1) ... [2019-12-07 20:59:59,544 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b211215 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:59:59, skipping insertion in model container [2019-12-07 20:59:59,544 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 08:59:59" (1/1) ... [2019-12-07 20:59:59,549 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 20:59:59,575 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 20:59:59,792 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 20:59:59,803 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2019-12-07 20:59:59,804 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7062a2a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:59:59, skipping insertion in model container [2019-12-07 20:59:59,804 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 20:59:59,804 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 20:59:59,806 INFO L168 Benchmark]: Toolchain (without parser) took 266.09 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.2 MB). Free memory was 945.3 MB in the beginning and 1.1 GB in the end (delta: -199.1 MB). Peak memory consumption was 23.7 MB. Max. memory is 11.5 GB. [2019-12-07 20:59:59,807 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 960.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 20:59:59,808 INFO L168 Benchmark]: CACSL2BoogieTranslator took 264.18 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.2 MB). Free memory was 939.9 MB in the beginning and 1.1 GB in the end (delta: -204.5 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. [2019-12-07 20:59:59,809 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 960.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 264.18 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.2 MB). Free memory was 939.9 MB in the beginning and 1.1 GB in the end (delta: -204.5 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 68]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.25-f470102 [2019-12-07 21:00:00,972 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 21:00:00,974 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 21:00:00,982 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 21:00:00,982 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 21:00:00,983 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 21:00:00,983 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 21:00:00,985 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 21:00:00,986 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 21:00:00,987 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 21:00:00,987 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 21:00:00,988 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 21:00:00,988 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 21:00:00,989 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 21:00:00,990 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 21:00:00,991 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 21:00:00,991 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 21:00:00,992 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 21:00:00,993 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 21:00:00,995 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 21:00:00,996 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 21:00:00,997 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 21:00:00,998 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 21:00:00,998 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 21:00:01,000 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 21:00:01,000 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 21:00:01,001 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 21:00:01,001 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 21:00:01,001 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 21:00:01,002 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 21:00:01,002 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 21:00:01,003 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 21:00:01,003 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 21:00:01,004 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 21:00:01,004 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 21:00:01,005 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 21:00:01,005 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 21:00:01,005 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 21:00:01,005 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 21:00:01,006 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 21:00:01,006 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 21:00:01,007 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_b300f48f-07db-498d-9d40-c93cfd3cd7c1/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2019-12-07 21:00:01,017 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 21:00:01,017 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 21:00:01,018 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 21:00:01,018 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 21:00:01,018 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 21:00:01,018 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 21:00:01,018 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 21:00:01,019 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 21:00:01,019 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 21:00:01,019 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 21:00:01,019 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 21:00:01,020 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 21:00:01,020 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 21:00:01,020 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 21:00:01,020 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 21:00:01,020 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 21:00:01,020 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 21:00:01,020 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 21:00:01,021 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 21:00:01,021 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 21:00:01,021 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 21:00:01,021 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 21:00:01,021 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 21:00:01,021 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 21:00:01,021 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 21:00:01,022 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 21:00:01,022 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 21:00:01,022 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 21:00:01,022 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 21:00:01,022 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 21:00:01,022 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 21:00:01,022 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-12-07 21:00:01,023 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 21:00:01,023 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 21:00:01,023 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 21:00:01,023 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 21:00:01,023 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 -> /tmp/vcloud-vcloud-master/worker/run_dir_b300f48f-07db-498d-9d40-c93cfd3cd7c1/bin/utaipan 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 -> Taipan 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 -> ce9b192c4304b665f71871b8c27751c04bbbec40 [2019-12-07 21:00:01,187 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 21:00:01,195 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 21:00:01,197 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 21:00:01,198 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 21:00:01,199 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 21:00:01,199 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_b300f48f-07db-498d-9d40-c93cfd3cd7c1/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec1_product23.cil.c [2019-12-07 21:00:01,238 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b300f48f-07db-498d-9d40-c93cfd3cd7c1/bin/utaipan/data/e9b282f0f/ada92e9e31a44fcb8c267bfbb631823a/FLAGb9ec7542e [2019-12-07 21:00:01,702 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 21:00:01,702 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_b300f48f-07db-498d-9d40-c93cfd3cd7c1/sv-benchmarks/c/product-lines/minepump_spec1_product23.cil.c [2019-12-07 21:00:01,710 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b300f48f-07db-498d-9d40-c93cfd3cd7c1/bin/utaipan/data/e9b282f0f/ada92e9e31a44fcb8c267bfbb631823a/FLAGb9ec7542e [2019-12-07 21:00:01,719 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_b300f48f-07db-498d-9d40-c93cfd3cd7c1/bin/utaipan/data/e9b282f0f/ada92e9e31a44fcb8c267bfbb631823a [2019-12-07 21:00:01,721 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 21:00:01,722 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 21:00:01,722 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 21:00:01,722 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 21:00:01,724 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 21:00:01,725 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 09:00:01" (1/1) ... [2019-12-07 21:00:01,727 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b70e7d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:00:01, skipping insertion in model container [2019-12-07 21:00:01,727 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 09:00:01" (1/1) ... [2019-12-07 21:00:01,731 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 21:00:01,759 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 21:00:01,973 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 21:00:01,983 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2019-12-07 21:00:01,988 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 21:00:02,025 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 21:00:02,029 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 21:00:02,067 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 21:00:02,088 INFO L208 MainTranslator]: Completed translation [2019-12-07 21:00:02,088 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:00:02 WrapperNode [2019-12-07 21:00:02,088 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 21:00:02,089 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 21:00:02,089 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 21:00:02,089 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 21:00:02,094 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:00:02" (1/1) ... [2019-12-07 21:00:02,107 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:00:02" (1/1) ... [2019-12-07 21:00:02,132 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 21:00:02,133 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 21:00:02,133 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 21:00:02,133 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 21:00:02,139 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:00:02" (1/1) ... [2019-12-07 21:00:02,140 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:00:02" (1/1) ... [2019-12-07 21:00:02,143 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:00:02" (1/1) ... [2019-12-07 21:00:02,143 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:00:02" (1/1) ... [2019-12-07 21:00:02,152 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:00:02" (1/1) ... [2019-12-07 21:00:02,158 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:00:02" (1/1) ... [2019-12-07 21:00:02,160 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:00:02" (1/1) ... [2019-12-07 21:00:02,163 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 21:00:02,163 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 21:00:02,163 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 21:00:02,164 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 21:00:02,164 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:00:02" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b300f48f-07db-498d-9d40-c93cfd3cd7c1/bin/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 21:00:02,216 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-07 21:00:02,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2019-12-07 21:00:02,216 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 21:00:02,216 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 21:00:02,706 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 21:00:02,706 INFO L287 CfgBuilder]: Removed 160 assume(true) statements. [2019-12-07 21:00:02,707 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 09:00:02 BoogieIcfgContainer [2019-12-07 21:00:02,707 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 21:00:02,708 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 21:00:02,709 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 21:00:02,711 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 21:00:02,711 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 09:00:01" (1/3) ... [2019-12-07 21:00:02,712 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e7b7d1f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 09:00:02, skipping insertion in model container [2019-12-07 21:00:02,712 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:00:02" (2/3) ... [2019-12-07 21:00:02,713 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e7b7d1f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 09:00:02, skipping insertion in model container [2019-12-07 21:00:02,713 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 09:00:02" (3/3) ... [2019-12-07 21:00:02,714 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product23.cil.c [2019-12-07 21:00:02,724 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 21:00:02,730 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-12-07 21:00:02,741 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-12-07 21:00:02,760 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 21:00:02,760 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 21:00:02,760 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 21:00:02,760 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 21:00:02,760 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 21:00:02,761 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 21:00:02,761 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 21:00:02,761 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 21:00:02,773 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states. [2019-12-07 21:00:02,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-12-07 21:00:02,777 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 21:00:02,778 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 21:00:02,778 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 21:00:02,782 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 21:00:02,782 INFO L82 PathProgramCache]: Analyzing trace with hash 872829117, now seen corresponding path program 1 times [2019-12-07 21:00:02,791 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 21:00:02,791 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1135049434] [2019-12-07 21:00:02,791 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b300f48f-07db-498d-9d40-c93cfd3cd7c1/bin/utaipan/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2019-12-07 21:00:02,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 21:00:02,925 INFO L264 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 1 conjunts are in the unsatisfiable core [2019-12-07 21:00:02,929 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 21:00:02,939 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 21:00:02,939 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 21:00:02,942 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 21:00:02,943 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1135049434] [2019-12-07 21:00:02,944 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 21:00:02,944 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-12-07 21:00:02,944 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [424892309] [2019-12-07 21:00:02,948 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-12-07 21:00:02,948 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 21:00:02,957 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-12-07 21:00:02,957 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 21:00:02,959 INFO L87 Difference]: Start difference. First operand 107 states. Second operand 2 states. [2019-12-07 21:00:02,980 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 21:00:02,980 INFO L93 Difference]: Finished difference Result 208 states and 311 transitions. [2019-12-07 21:00:02,980 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-12-07 21:00:02,981 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2019-12-07 21:00:02,981 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 21:00:02,989 INFO L225 Difference]: With dead ends: 208 [2019-12-07 21:00:02,989 INFO L226 Difference]: Without dead ends: 103 [2019-12-07 21:00:02,992 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 21:00:03,004 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2019-12-07 21:00:03,019 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 103. [2019-12-07 21:00:03,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 103 states. [2019-12-07 21:00:03,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 147 transitions. [2019-12-07 21:00:03,022 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 147 transitions. Word has length 16 [2019-12-07 21:00:03,022 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 21:00:03,023 INFO L462 AbstractCegarLoop]: Abstraction has 103 states and 147 transitions. [2019-12-07 21:00:03,023 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-12-07 21:00:03,023 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 147 transitions. [2019-12-07 21:00:03,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-12-07 21:00:03,024 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 21:00:03,024 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 21:00:03,224 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-12-07 21:00:03,225 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 21:00:03,225 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 21:00:03,225 INFO L82 PathProgramCache]: Analyzing trace with hash -340316278, now seen corresponding path program 1 times [2019-12-07 21:00:03,226 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 21:00:03,226 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1375422425] [2019-12-07 21:00:03,227 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b300f48f-07db-498d-9d40-c93cfd3cd7c1/bin/utaipan/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2019-12-07 21:00:03,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 21:00:03,428 INFO L264 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 21:00:03,429 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 21:00:03,442 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 21:00:03,442 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 21:00:03,451 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 21:00:03,451 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1375422425] [2019-12-07 21:00:03,451 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 21:00:03,452 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2019-12-07 21:00:03,452 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [537655597] [2019-12-07 21:00:03,453 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 21:00:03,453 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 21:00:03,453 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 21:00:03,453 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 21:00:03,453 INFO L87 Difference]: Start difference. First operand 103 states and 147 transitions. Second operand 4 states. [2019-12-07 21:00:03,465 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 21:00:03,465 INFO L93 Difference]: Finished difference Result 103 states and 147 transitions. [2019-12-07 21:00:03,465 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 21:00:03,465 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 17 [2019-12-07 21:00:03,466 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 21:00:03,466 INFO L225 Difference]: With dead ends: 103 [2019-12-07 21:00:03,466 INFO L226 Difference]: Without dead ends: 45 [2019-12-07 21:00:03,467 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 21:00:03,467 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2019-12-07 21:00:03,471 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45. [2019-12-07 21:00:03,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 45 states. [2019-12-07 21:00:03,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 64 transitions. [2019-12-07 21:00:03,472 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 64 transitions. Word has length 17 [2019-12-07 21:00:03,472 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 21:00:03,472 INFO L462 AbstractCegarLoop]: Abstraction has 45 states and 64 transitions. [2019-12-07 21:00:03,472 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 21:00:03,472 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 64 transitions. [2019-12-07 21:00:03,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-12-07 21:00:03,473 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 21:00:03,473 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 21:00:03,673 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2019-12-07 21:00:03,674 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 21:00:03,674 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 21:00:03,675 INFO L82 PathProgramCache]: Analyzing trace with hash 1163144762, now seen corresponding path program 1 times [2019-12-07 21:00:03,675 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 21:00:03,676 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1936907313] [2019-12-07 21:00:03,676 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b300f48f-07db-498d-9d40-c93cfd3cd7c1/bin/utaipan/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2019-12-07 21:00:03,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 21:00:03,857 INFO L264 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 21:00:03,859 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 21:00:03,868 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 21:00:03,868 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 21:00:03,875 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 21:00:03,876 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1936907313] [2019-12-07 21:00:03,876 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 21:00:03,876 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2019-12-07 21:00:03,876 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1272727989] [2019-12-07 21:00:03,877 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 21:00:03,877 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 21:00:03,877 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 21:00:03,877 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 21:00:03,877 INFO L87 Difference]: Start difference. First operand 45 states and 64 transitions. Second operand 4 states. [2019-12-07 21:00:03,901 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 21:00:03,901 INFO L93 Difference]: Finished difference Result 146 states and 214 transitions. [2019-12-07 21:00:03,901 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 21:00:03,901 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 22 [2019-12-07 21:00:03,902 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 21:00:03,903 INFO L225 Difference]: With dead ends: 146 [2019-12-07 21:00:03,903 INFO L226 Difference]: Without dead ends: 107 [2019-12-07 21:00:03,904 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 21:00:03,904 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2019-12-07 21:00:03,914 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 64. [2019-12-07 21:00:03,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 64 states. [2019-12-07 21:00:03,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 93 transitions. [2019-12-07 21:00:03,915 INFO L78 Accepts]: Start accepts. Automaton has 64 states and 93 transitions. Word has length 22 [2019-12-07 21:00:03,915 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 21:00:03,915 INFO L462 AbstractCegarLoop]: Abstraction has 64 states and 93 transitions. [2019-12-07 21:00:03,916 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 21:00:03,916 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 93 transitions. [2019-12-07 21:00:03,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-12-07 21:00:03,917 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 21:00:03,917 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 21:00:04,118 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2019-12-07 21:00:04,118 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 21:00:04,119 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 21:00:04,119 INFO L82 PathProgramCache]: Analyzing trace with hash -1300420088, now seen corresponding path program 1 times [2019-12-07 21:00:04,120 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 21:00:04,120 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1192204497] [2019-12-07 21:00:04,120 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b300f48f-07db-498d-9d40-c93cfd3cd7c1/bin/utaipan/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2019-12-07 21:00:04,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 21:00:04,304 INFO L264 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 21:00:04,305 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 21:00:04,321 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 21:00:04,321 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 21:00:04,328 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 21:00:04,329 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1192204497] [2019-12-07 21:00:04,329 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 21:00:04,329 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2019-12-07 21:00:04,329 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1102857556] [2019-12-07 21:00:04,330 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 21:00:04,330 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 21:00:04,330 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 21:00:04,331 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 21:00:04,331 INFO L87 Difference]: Start difference. First operand 64 states and 93 transitions. Second operand 5 states. [2019-12-07 21:00:04,413 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 21:00:04,413 INFO L93 Difference]: Finished difference Result 309 states and 471 transitions. [2019-12-07 21:00:04,413 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-12-07 21:00:04,414 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2019-12-07 21:00:04,414 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 21:00:04,415 INFO L225 Difference]: With dead ends: 309 [2019-12-07 21:00:04,416 INFO L226 Difference]: Without dead ends: 251 [2019-12-07 21:00:04,416 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-12-07 21:00:04,417 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 251 states. [2019-12-07 21:00:04,429 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 251 to 116. [2019-12-07 21:00:04,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 116 states. [2019-12-07 21:00:04,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 169 transitions. [2019-12-07 21:00:04,430 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 169 transitions. Word has length 24 [2019-12-07 21:00:04,430 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 21:00:04,430 INFO L462 AbstractCegarLoop]: Abstraction has 116 states and 169 transitions. [2019-12-07 21:00:04,431 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 21:00:04,431 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 169 transitions. [2019-12-07 21:00:04,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-12-07 21:00:04,432 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 21:00:04,432 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 21:00:04,633 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2019-12-07 21:00:04,633 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 21:00:04,634 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 21:00:04,634 INFO L82 PathProgramCache]: Analyzing trace with hash -891352514, now seen corresponding path program 1 times [2019-12-07 21:00:04,635 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 21:00:04,635 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1690196014] [2019-12-07 21:00:04,636 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b300f48f-07db-498d-9d40-c93cfd3cd7c1/bin/utaipan/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2019-12-07 21:00:04,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 21:00:04,784 INFO L264 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 21:00:04,786 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 21:00:04,797 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 21:00:04,797 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 21:00:04,799 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 21:00:04,799 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1690196014] [2019-12-07 21:00:04,799 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 21:00:04,799 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2019-12-07 21:00:04,800 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1651572006] [2019-12-07 21:00:04,800 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 21:00:04,800 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 21:00:04,800 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 21:00:04,800 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 21:00:04,800 INFO L87 Difference]: Start difference. First operand 116 states and 169 transitions. Second operand 5 states. [2019-12-07 21:00:04,887 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 21:00:04,887 INFO L93 Difference]: Finished difference Result 312 states and 467 transitions. [2019-12-07 21:00:04,887 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-07 21:00:04,887 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2019-12-07 21:00:04,888 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 21:00:04,888 INFO L225 Difference]: With dead ends: 312 [2019-12-07 21:00:04,888 INFO L226 Difference]: Without dead ends: 0 [2019-12-07 21:00:04,889 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-12-07 21:00:04,889 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-12-07 21:00:04,889 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-12-07 21:00:04,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-12-07 21:00:04,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-12-07 21:00:04,890 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 25 [2019-12-07 21:00:04,890 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 21:00:04,890 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 21:00:04,890 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 21:00:04,890 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-12-07 21:00:04,890 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-07 21:00:05,091 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2019-12-07 21:00:05,092 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-12-07 21:00:05,324 INFO L242 CegarLoopResult]: At program point L894(lines 890 896) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 21:00:05,324 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 935) no Hoare annotation was computed. [2019-12-07 21:00:05,324 INFO L242 CegarLoopResult]: At program point L830(lines 825 833) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 21:00:05,324 INFO L246 CegarLoopResult]: For program point L535(lines 535 541) no Hoare annotation was computed. [2019-12-07 21:00:05,324 INFO L242 CegarLoopResult]: At program point L535-1(lines 535 541) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 21:00:05,324 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 935) no Hoare annotation was computed. [2019-12-07 21:00:05,325 INFO L246 CegarLoopResult]: For program point L935(line 935) no Hoare annotation was computed. [2019-12-07 21:00:05,325 INFO L246 CegarLoopResult]: For program point L935-1(line 935) no Hoare annotation was computed. [2019-12-07 21:00:05,325 INFO L246 CegarLoopResult]: For program point L935-2(line 935) no Hoare annotation was computed. [2019-12-07 21:00:05,325 INFO L246 CegarLoopResult]: For program point L443(lines 443 447) no Hoare annotation was computed. [2019-12-07 21:00:05,325 INFO L246 CegarLoopResult]: For program point L642(lines 642 659) no Hoare annotation was computed. [2019-12-07 21:00:05,325 INFO L246 CegarLoopResult]: For program point L642-1(lines 642 659) no Hoare annotation was computed. [2019-12-07 21:00:05,325 INFO L246 CegarLoopResult]: For program point L642-2(lines 642 659) no Hoare annotation was computed. [2019-12-07 21:00:05,326 INFO L246 CegarLoopResult]: For program point L545(lines 545 558) no Hoare annotation was computed. [2019-12-07 21:00:05,326 INFO L246 CegarLoopResult]: For program point L744(lines 744 748) no Hoare annotation was computed. [2019-12-07 21:00:05,326 INFO L246 CegarLoopResult]: For program point L744-2(lines 744 748) no Hoare annotation was computed. [2019-12-07 21:00:05,326 INFO L246 CegarLoopResult]: For program point L744-3(lines 744 748) no Hoare annotation was computed. [2019-12-07 21:00:05,326 INFO L246 CegarLoopResult]: For program point L744-5(lines 744 748) no Hoare annotation was computed. [2019-12-07 21:00:05,326 INFO L246 CegarLoopResult]: For program point L744-6(lines 744 748) no Hoare annotation was computed. [2019-12-07 21:00:05,326 INFO L246 CegarLoopResult]: For program point L744-8(lines 744 748) no Hoare annotation was computed. [2019-12-07 21:00:05,326 INFO L246 CegarLoopResult]: For program point L744-9(lines 744 748) no Hoare annotation was computed. [2019-12-07 21:00:05,326 INFO L246 CegarLoopResult]: For program point L744-11(lines 744 748) no Hoare annotation was computed. [2019-12-07 21:00:05,327 INFO L246 CegarLoopResult]: For program point L744-12(lines 744 748) no Hoare annotation was computed. [2019-12-07 21:00:05,327 INFO L246 CegarLoopResult]: For program point L744-14(lines 744 748) no Hoare annotation was computed. [2019-12-07 21:00:05,327 INFO L246 CegarLoopResult]: For program point L744-15(lines 744 748) no Hoare annotation was computed. [2019-12-07 21:00:05,327 INFO L246 CegarLoopResult]: For program point L744-17(lines 744 748) no Hoare annotation was computed. [2019-12-07 21:00:05,327 INFO L246 CegarLoopResult]: For program point L646(lines 646 654) no Hoare annotation was computed. [2019-12-07 21:00:05,327 INFO L246 CegarLoopResult]: For program point L646-1(lines 646 654) no Hoare annotation was computed. [2019-12-07 21:00:05,327 INFO L246 CegarLoopResult]: For program point L646-2(lines 646 654) no Hoare annotation was computed. [2019-12-07 21:00:05,327 INFO L246 CegarLoopResult]: For program point L779(lines 779 792) no Hoare annotation was computed. [2019-12-07 21:00:05,328 INFO L242 CegarLoopResult]: At program point L779-1(lines 1 938) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 21:00:05,328 INFO L246 CegarLoopResult]: For program point L779-2(lines 779 792) no Hoare annotation was computed. [2019-12-07 21:00:05,328 INFO L242 CegarLoopResult]: At program point L779-3(lines 1 938) the Hoare annotation is: false [2019-12-07 21:00:05,328 INFO L246 CegarLoopResult]: For program point L779-4(lines 779 792) no Hoare annotation was computed. [2019-12-07 21:00:05,328 INFO L242 CegarLoopResult]: At program point L779-5(lines 1 938) the Hoare annotation is: false [2019-12-07 21:00:05,328 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-12-07 21:00:05,328 INFO L242 CegarLoopResult]: At program point L846-2(lines 846 860) the Hoare annotation is: false [2019-12-07 21:00:05,329 INFO L246 CegarLoopResult]: For program point L516(lines 515 562) no Hoare annotation was computed. [2019-12-07 21:00:05,329 INFO L246 CegarLoopResult]: For program point L847(line 847) no Hoare annotation was computed. [2019-12-07 21:00:05,329 INFO L246 CegarLoopResult]: For program point L616(lines 616 633) no Hoare annotation was computed. [2019-12-07 21:00:05,329 INFO L246 CegarLoopResult]: For program point L616-1(lines 616 633) no Hoare annotation was computed. [2019-12-07 21:00:05,329 INFO L246 CegarLoopResult]: For program point L616-2(lines 616 633) no Hoare annotation was computed. [2019-12-07 21:00:05,329 INFO L246 CegarLoopResult]: For program point L517(lines 517 521) no Hoare annotation was computed. [2019-12-07 21:00:05,329 INFO L246 CegarLoopResult]: For program point L616-3(lines 616 633) no Hoare annotation was computed. [2019-12-07 21:00:05,329 INFO L246 CegarLoopResult]: For program point L616-4(lines 616 633) no Hoare annotation was computed. [2019-12-07 21:00:05,329 INFO L246 CegarLoopResult]: For program point L616-5(lines 616 633) no Hoare annotation was computed. [2019-12-07 21:00:05,330 INFO L242 CegarLoopResult]: At program point L584(lines 583 602) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 21:00:05,330 INFO L246 CegarLoopResult]: For program point L551(lines 551 557) no Hoare annotation was computed. [2019-12-07 21:00:05,330 INFO L246 CegarLoopResult]: For program point L584-1(lines 584 590) no Hoare annotation was computed. [2019-12-07 21:00:05,330 INFO L242 CegarLoopResult]: At program point L551-1(lines 584 590) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 21:00:05,330 INFO L242 CegarLoopResult]: At program point L584-2(lines 583 602) the Hoare annotation is: false [2019-12-07 21:00:05,330 INFO L242 CegarLoopResult]: At program point L584-3(lines 583 602) the Hoare annotation is: false [2019-12-07 21:00:05,330 INFO L246 CegarLoopResult]: For program point L419(lines 419 423) no Hoare annotation was computed. [2019-12-07 21:00:05,331 INFO L246 CegarLoopResult]: For program point L419-3(lines 419 423) no Hoare annotation was computed. [2019-12-07 21:00:05,331 INFO L246 CegarLoopResult]: For program point L419-6(lines 419 423) no Hoare annotation was computed. [2019-12-07 21:00:05,331 INFO L246 CegarLoopResult]: For program point L783(lines 783 789) no Hoare annotation was computed. [2019-12-07 21:00:05,331 INFO L242 CegarLoopResult]: At program point L750(lines 735 753) the Hoare annotation is: false [2019-12-07 21:00:05,331 INFO L242 CegarLoopResult]: At program point L750-1(lines 735 753) the Hoare annotation is: false [2019-12-07 21:00:05,331 INFO L246 CegarLoopResult]: For program point L783-2(lines 783 789) no Hoare annotation was computed. [2019-12-07 21:00:05,331 INFO L242 CegarLoopResult]: At program point L750-2(lines 735 753) the Hoare annotation is: false [2019-12-07 21:00:05,332 INFO L242 CegarLoopResult]: At program point L750-3(lines 735 753) the Hoare annotation is: false [2019-12-07 21:00:05,332 INFO L246 CegarLoopResult]: For program point L783-4(lines 783 789) no Hoare annotation was computed. [2019-12-07 21:00:05,332 INFO L242 CegarLoopResult]: At program point L750-4(lines 735 753) the Hoare annotation is: false [2019-12-07 21:00:05,332 INFO L242 CegarLoopResult]: At program point L750-5(lines 735 753) the Hoare annotation is: false [2019-12-07 21:00:05,332 INFO L246 CegarLoopResult]: For program point L850(lines 850 854) no Hoare annotation was computed. [2019-12-07 21:00:05,332 INFO L246 CegarLoopResult]: For program point L850-1(lines 584 590) no Hoare annotation was computed. [2019-12-07 21:00:05,332 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-12-07 21:00:05,332 INFO L246 CegarLoopResult]: For program point L917(lines 917 924) no Hoare annotation was computed. [2019-12-07 21:00:05,333 INFO L249 CegarLoopResult]: At program point L917-1(lines 917 924) the Hoare annotation is: true [2019-12-07 21:00:05,333 INFO L242 CegarLoopResult]: At program point L686(lines 679 689) the Hoare annotation is: false [2019-12-07 21:00:05,333 INFO L242 CegarLoopResult]: At program point L686-1(lines 679 689) the Hoare annotation is: false [2019-12-07 21:00:05,333 INFO L246 CegarLoopResult]: For program point L620(lines 620 628) no Hoare annotation was computed. [2019-12-07 21:00:05,333 INFO L242 CegarLoopResult]: At program point L686-2(lines 679 689) the Hoare annotation is: false [2019-12-07 21:00:05,333 INFO L246 CegarLoopResult]: For program point L620-1(lines 620 628) no Hoare annotation was computed. [2019-12-07 21:00:05,333 INFO L246 CegarLoopResult]: For program point L620-2(lines 620 628) no Hoare annotation was computed. [2019-12-07 21:00:05,333 INFO L246 CegarLoopResult]: For program point L620-3(lines 620 628) no Hoare annotation was computed. [2019-12-07 21:00:05,333 INFO L246 CegarLoopResult]: For program point L620-4(lines 620 628) no Hoare annotation was computed. [2019-12-07 21:00:05,334 INFO L246 CegarLoopResult]: For program point L620-5(lines 620 628) no Hoare annotation was computed. [2019-12-07 21:00:05,334 INFO L242 CegarLoopResult]: At program point L456(lines 451 459) the Hoare annotation is: false [2019-12-07 21:00:05,334 INFO L242 CegarLoopResult]: At program point L456-1(lines 451 459) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 21:00:05,334 INFO L242 CegarLoopResult]: At program point L456-2(lines 451 459) the Hoare annotation is: false [2019-12-07 21:00:05,334 INFO L242 CegarLoopResult]: At program point L456-3(lines 451 459) the Hoare annotation is: false [2019-12-07 21:00:05,334 INFO L242 CegarLoopResult]: At program point L456-4(lines 451 459) the Hoare annotation is: false [2019-12-07 21:00:05,334 INFO L242 CegarLoopResult]: At program point L456-5(lines 451 459) the Hoare annotation is: false [2019-12-07 21:00:05,335 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-12-07 21:00:05,335 INFO L242 CegarLoopResult]: At program point L822(lines 1 938) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 21:00:05,335 INFO L242 CegarLoopResult]: At program point L591(lines 591 597) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 21:00:05,335 INFO L242 CegarLoopResult]: At program point L591-1(lines 591 597) the Hoare annotation is: false [2019-12-07 21:00:05,335 INFO L246 CegarLoopResult]: For program point L525(lines 525 531) no Hoare annotation was computed. [2019-12-07 21:00:05,335 INFO L242 CegarLoopResult]: At program point L591-2(lines 591 597) the Hoare annotation is: false [2019-12-07 21:00:05,335 INFO L242 CegarLoopResult]: At program point L525-1(lines 525 531) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 21:00:05,336 INFO L246 CegarLoopResult]: For program point L758(lines 758 764) no Hoare annotation was computed. [2019-12-07 21:00:05,336 INFO L242 CegarLoopResult]: At program point L758-1(lines 758 764) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 21:00:05,336 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-12-07 21:00:05,336 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 935) no Hoare annotation was computed. [2019-12-07 21:00:05,336 INFO L249 CegarLoopResult]: At program point L926(lines 907 929) the Hoare annotation is: true [2019-12-07 21:00:05,336 INFO L242 CegarLoopResult]: At program point L695(lines 690 698) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 21:00:05,336 INFO L242 CegarLoopResult]: At program point L695-1(lines 690 698) the Hoare annotation is: false [2019-12-07 21:00:05,337 INFO L242 CegarLoopResult]: At program point L695-2(lines 690 698) the Hoare annotation is: false [2019-12-07 21:00:05,337 INFO L242 CegarLoopResult]: At program point L563(lines 514 564) the Hoare annotation is: false [2019-12-07 21:00:05,337 INFO L242 CegarLoopResult]: At program point L497(lines 492 500) the Hoare annotation is: false [2019-12-07 21:00:05,337 INFO L242 CegarLoopResult]: At program point L497-1(lines 492 500) the Hoare annotation is: false [2019-12-07 21:00:05,337 INFO L246 CegarLoopResult]: For program point L431(lines 431 435) no Hoare annotation was computed. [2019-12-07 21:00:05,337 INFO L242 CegarLoopResult]: At program point L497-2(lines 492 500) the Hoare annotation is: false [2019-12-07 21:00:05,337 INFO L242 CegarLoopResult]: At program point L497-3(lines 492 500) the Hoare annotation is: false [2019-12-07 21:00:05,337 INFO L242 CegarLoopResult]: At program point L497-4(lines 492 500) the Hoare annotation is: false [2019-12-07 21:00:05,338 INFO L242 CegarLoopResult]: At program point L497-5(lines 492 500) the Hoare annotation is: false [2019-12-07 21:00:05,365 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 09:00:05 BoogieIcfgContainer [2019-12-07 21:00:05,365 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 21:00:05,365 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 21:00:05,365 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 21:00:05,366 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 21:00:05,366 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 09:00:02" (3/4) ... [2019-12-07 21:00:05,369 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-07 21:00:05,384 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-12-07 21:00:05,385 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-12-07 21:00:05,386 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-12-07 21:00:05,387 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-12-07 21:00:05,387 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-12-07 21:00:05,388 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 21:00:05,389 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 21:00:05,416 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (0bv32 == pumpRunning && 0bv32 == \result) && splverifierCounter == 0bv32 [2019-12-07 21:00:05,465 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_b300f48f-07db-498d-9d40-c93cfd3cd7c1/bin/utaipan/witness.graphml [2019-12-07 21:00:05,466 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 21:00:05,467 INFO L168 Benchmark]: Toolchain (without parser) took 3744.89 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 204.5 MB). Free memory was 953.7 MB in the beginning and 1.2 GB in the end (delta: -228.4 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 21:00:05,467 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 21:00:05,467 INFO L168 Benchmark]: CACSL2BoogieTranslator took 366.28 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.3 MB). Free memory was 948.4 MB in the beginning and 1.1 GB in the end (delta: -152.1 MB). Peak memory consumption was 20.7 MB. Max. memory is 11.5 GB. [2019-12-07 21:00:05,467 INFO L168 Benchmark]: Boogie Procedure Inliner took 43.77 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2019-12-07 21:00:05,467 INFO L168 Benchmark]: Boogie Preprocessor took 30.40 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 21:00:05,468 INFO L168 Benchmark]: RCFGBuilder took 544.03 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 76.8 MB). Peak memory consumption was 76.8 MB. Max. memory is 11.5 GB. [2019-12-07 21:00:05,468 INFO L168 Benchmark]: TraceAbstraction took 2656.51 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 79.2 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -173.1 MB). Peak memory consumption was 237.6 MB. Max. memory is 11.5 GB. [2019-12-07 21:00:05,468 INFO L168 Benchmark]: Witness Printer took 100.40 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 7.8 MB). Peak memory consumption was 7.8 MB. Max. memory is 11.5 GB. [2019-12-07 21:00:05,469 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 366.28 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.3 MB). Free memory was 948.4 MB in the beginning and 1.1 GB in the end (delta: -152.1 MB). Peak memory consumption was 20.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 43.77 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 30.40 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 544.03 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 76.8 MB). Peak memory consumption was 76.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 2656.51 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 79.2 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -173.1 MB). Peak memory consumption was 237.6 MB. Max. memory is 11.5 GB. * Witness Printer took 100.40 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 7.8 MB). Peak memory consumption was 7.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 935]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 935]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 935]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 492]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 492]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 492]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 846]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 535]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && splverifierCounter == 0bv32 - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && splverifierCounter == 0bv32 - InvariantResult [Line: 735]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 825]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 890]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 514]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 492]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 492]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 492]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 451]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 591]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 679]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 735]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 451]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 679]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 591]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 735]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 690]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && 0bv32 == \result) && splverifierCounter == 0bv32 - InvariantResult [Line: 525]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && splverifierCounter == 0bv32 - InvariantResult [Line: 735]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 679]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 690]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 735]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 690]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 735]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && splverifierCounter == 0bv32 - InvariantResult [Line: 917]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 907]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && splverifierCounter == 0bv32 - InvariantResult [Line: 451]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 451]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && splverifierCounter == 0bv32 - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 451]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 584]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && splverifierCounter == 0bv32 - InvariantResult [Line: 451]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 591]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && splverifierCounter == 0bv32 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 107 locations, 3 error locations. Result: SAFE, OverallTime: 2.3s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, HoareTripleCheckerStatistics: 434 SDtfs, 550 SDslu, 479 SDs, 0 SdLazy, 69 SolverSat, 14 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 206 GetRequests, 190 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=116occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 178 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 44 LocationsWithAnnotation, 44 PreInvPairs, 130 NumberOfFragments, 134 HoareAnnotationTreeSize, 44 FomulaSimplifications, 4062 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 44 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 104 NumberOfCodeBlocks, 104 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 198 ConstructedInterpolants, 0 QuantifiedInterpolants, 8995 SizeOfPredicates, 8 NumberOfNonLiveVariables, 905 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...