./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product54.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_a7b6873e-13e4-4535-aabd-d5fd37e21c7d/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_a7b6873e-13e4-4535-aabd-d5fd37e21c7d/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_a7b6873e-13e4-4535-aabd-d5fd37e21c7d/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_a7b6873e-13e4-4535-aabd-d5fd37e21c7d/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product54.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_a7b6873e-13e4-4535-aabd-d5fd37e21c7d/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_a7b6873e-13e4-4535-aabd-d5fd37e21c7d/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 5f4b0de905917a1846797fc2994ae6377b8a6114 ...................................................................................................................................... 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_a7b6873e-13e4-4535-aabd-d5fd37e21c7d/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_a7b6873e-13e4-4535-aabd-d5fd37e21c7d/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_a7b6873e-13e4-4535-aabd-d5fd37e21c7d/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_a7b6873e-13e4-4535-aabd-d5fd37e21c7d/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product54.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_a7b6873e-13e4-4535-aabd-d5fd37e21c7d/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_a7b6873e-13e4-4535-aabd-d5fd37e21c7d/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 5f4b0de905917a1846797fc2994ae6377b8a6114 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 16:39:07,792 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 16:39:07,793 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 16:39:07,801 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 16:39:07,801 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 16:39:07,802 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 16:39:07,802 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 16:39:07,804 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 16:39:07,805 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 16:39:07,805 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 16:39:07,806 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 16:39:07,807 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 16:39:07,807 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 16:39:07,808 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 16:39:07,808 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 16:39:07,809 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 16:39:07,810 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 16:39:07,810 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 16:39:07,812 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 16:39:07,813 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 16:39:07,814 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 16:39:07,815 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 16:39:07,815 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 16:39:07,816 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 16:39:07,818 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 16:39:07,818 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 16:39:07,818 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 16:39:07,818 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 16:39:07,819 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 16:39:07,819 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 16:39:07,819 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 16:39:07,820 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 16:39:07,820 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 16:39:07,821 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 16:39:07,821 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 16:39:07,822 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 16:39:07,822 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 16:39:07,822 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 16:39:07,822 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 16:39:07,823 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 16:39:07,823 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 16:39:07,824 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_a7b6873e-13e4-4535-aabd-d5fd37e21c7d/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2019-12-07 16:39:07,836 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 16:39:07,837 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 16:39:07,837 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 16:39:07,837 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 16:39:07,838 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 16:39:07,838 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 16:39:07,838 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-12-07 16:39:07,838 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 16:39:07,838 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 16:39:07,838 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-12-07 16:39:07,839 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-12-07 16:39:07,839 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 16:39:07,839 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-12-07 16:39:07,839 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-12-07 16:39:07,839 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-12-07 16:39:07,840 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 16:39:07,840 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 16:39:07,840 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 16:39:07,840 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 16:39:07,841 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 16:39:07,841 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 16:39:07,841 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 16:39:07,841 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 16:39:07,841 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 16:39:07,841 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 16:39:07,841 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 16:39:07,841 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 16:39:07,842 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 16:39:07,842 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 16:39:07,842 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 16:39:07,842 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 16:39:07,842 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 16:39:07,842 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 16:39:07,842 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 16:39:07,842 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 16:39:07,843 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-12-07 16:39:07,843 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 16:39:07,843 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 16:39:07,843 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 16:39:07,843 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 16:39:07,843 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_a7b6873e-13e4-4535-aabd-d5fd37e21c7d/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 -> 5f4b0de905917a1846797fc2994ae6377b8a6114 [2019-12-07 16:39:07,963 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 16:39:07,972 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 16:39:07,974 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 16:39:07,975 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 16:39:07,975 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 16:39:07,976 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_a7b6873e-13e4-4535-aabd-d5fd37e21c7d/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec2_product54.cil.c [2019-12-07 16:39:08,015 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a7b6873e-13e4-4535-aabd-d5fd37e21c7d/bin/utaipan/data/2d77c31bc/6278f07310484497bff12639dc6c0a7f/FLAG568df4ba3 [2019-12-07 16:39:08,387 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 16:39:08,387 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_a7b6873e-13e4-4535-aabd-d5fd37e21c7d/sv-benchmarks/c/product-lines/minepump_spec2_product54.cil.c [2019-12-07 16:39:08,395 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a7b6873e-13e4-4535-aabd-d5fd37e21c7d/bin/utaipan/data/2d77c31bc/6278f07310484497bff12639dc6c0a7f/FLAG568df4ba3 [2019-12-07 16:39:08,404 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_a7b6873e-13e4-4535-aabd-d5fd37e21c7d/bin/utaipan/data/2d77c31bc/6278f07310484497bff12639dc6c0a7f [2019-12-07 16:39:08,405 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 16:39:08,406 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 16:39:08,407 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 16:39:08,407 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 16:39:08,409 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 16:39:08,409 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 04:39:08" (1/1) ... [2019-12-07 16:39:08,411 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ed7335 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:39:08, skipping insertion in model container [2019-12-07 16:39:08,411 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 04:39:08" (1/1) ... [2019-12-07 16:39:08,416 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 16:39:08,443 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 16:39:08,654 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 16:39:08,663 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 16:39:08,663 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3fb9a418 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:39:08, skipping insertion in model container [2019-12-07 16:39:08,663 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 16:39:08,663 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 16:39:08,665 INFO L168 Benchmark]: Toolchain (without parser) took 258.26 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 113.8 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -158.4 MB). Peak memory consumption was 23.3 MB. Max. memory is 11.5 GB. [2019-12-07 16:39:08,666 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 960.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 16:39:08,666 INFO L168 Benchmark]: CACSL2BoogieTranslator took 256.60 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 113.8 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -163.8 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. [2019-12-07 16:39:08,667 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 960.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 256.60 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 113.8 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -163.8 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 216]: 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 16:39:09,815 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 16:39:09,816 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 16:39:09,824 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 16:39:09,824 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 16:39:09,825 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 16:39:09,826 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 16:39:09,827 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 16:39:09,828 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 16:39:09,829 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 16:39:09,830 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 16:39:09,831 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 16:39:09,831 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 16:39:09,831 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 16:39:09,832 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 16:39:09,833 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 16:39:09,833 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 16:39:09,834 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 16:39:09,836 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 16:39:09,837 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 16:39:09,838 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 16:39:09,839 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 16:39:09,840 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 16:39:09,840 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 16:39:09,842 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 16:39:09,842 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 16:39:09,843 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 16:39:09,843 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 16:39:09,843 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 16:39:09,844 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 16:39:09,844 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 16:39:09,845 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 16:39:09,845 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 16:39:09,846 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 16:39:09,846 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 16:39:09,846 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 16:39:09,847 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 16:39:09,847 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 16:39:09,847 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 16:39:09,848 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 16:39:09,848 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 16:39:09,849 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_a7b6873e-13e4-4535-aabd-d5fd37e21c7d/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2019-12-07 16:39:09,859 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 16:39:09,860 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 16:39:09,860 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 16:39:09,860 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 16:39:09,861 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 16:39:09,861 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 16:39:09,861 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 16:39:09,861 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 16:39:09,861 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 16:39:09,861 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 16:39:09,862 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 16:39:09,862 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 16:39:09,862 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 16:39:09,862 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 16:39:09,862 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 16:39:09,862 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 16:39:09,862 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 16:39:09,863 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 16:39:09,863 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 16:39:09,863 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 16:39:09,863 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 16:39:09,863 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 16:39:09,863 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 16:39:09,863 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 16:39:09,863 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 16:39:09,864 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 16:39:09,864 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 16:39:09,864 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 16:39:09,864 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 16:39:09,864 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 16:39:09,864 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 16:39:09,864 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-12-07 16:39:09,864 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 16:39:09,865 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 16:39:09,865 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 16:39:09,865 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 16:39:09,865 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_a7b6873e-13e4-4535-aabd-d5fd37e21c7d/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 -> 5f4b0de905917a1846797fc2994ae6377b8a6114 [2019-12-07 16:39:10,026 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 16:39:10,035 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 16:39:10,037 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 16:39:10,038 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 16:39:10,038 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 16:39:10,038 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_a7b6873e-13e4-4535-aabd-d5fd37e21c7d/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec2_product54.cil.c [2019-12-07 16:39:10,077 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a7b6873e-13e4-4535-aabd-d5fd37e21c7d/bin/utaipan/data/6872c36d7/010479f951994aa281d66b037315d027/FLAGb742d99aa [2019-12-07 16:39:10,446 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 16:39:10,447 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_a7b6873e-13e4-4535-aabd-d5fd37e21c7d/sv-benchmarks/c/product-lines/minepump_spec2_product54.cil.c [2019-12-07 16:39:10,456 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a7b6873e-13e4-4535-aabd-d5fd37e21c7d/bin/utaipan/data/6872c36d7/010479f951994aa281d66b037315d027/FLAGb742d99aa [2019-12-07 16:39:10,464 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_a7b6873e-13e4-4535-aabd-d5fd37e21c7d/bin/utaipan/data/6872c36d7/010479f951994aa281d66b037315d027 [2019-12-07 16:39:10,466 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 16:39:10,467 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 16:39:10,468 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 16:39:10,468 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 16:39:10,470 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 16:39:10,470 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 04:39:10" (1/1) ... [2019-12-07 16:39:10,472 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 04:39:10, skipping insertion in model container [2019-12-07 16:39:10,472 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 04:39:10" (1/1) ... [2019-12-07 16:39:10,478 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 16:39:10,511 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 16:39:10,761 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 16:39:10,771 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2019-12-07 16:39:10,777 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 16:39:10,817 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 16:39:10,821 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 16:39:10,861 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 16:39:10,886 INFO L208 MainTranslator]: Completed translation [2019-12-07 16:39:10,886 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:39:10 WrapperNode [2019-12-07 16:39:10,886 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 16:39:10,887 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 16:39:10,887 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 16:39:10,887 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 16:39:10,893 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:39:10" (1/1) ... [2019-12-07 16:39:10,907 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:39:10" (1/1) ... [2019-12-07 16:39:10,937 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 16:39:10,937 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 16:39:10,938 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 16:39:10,938 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 16:39:10,944 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:39:10" (1/1) ... [2019-12-07 16:39:10,944 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:39:10" (1/1) ... [2019-12-07 16:39:10,950 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:39:10" (1/1) ... [2019-12-07 16:39:10,950 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:39:10" (1/1) ... [2019-12-07 16:39:10,963 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:39:10" (1/1) ... [2019-12-07 16:39:10,972 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:39:10" (1/1) ... [2019-12-07 16:39:10,975 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:39:10" (1/1) ... [2019-12-07 16:39:10,979 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 16:39:10,980 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 16:39:10,980 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 16:39:10,980 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 16:39:10,980 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:39:10" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a7b6873e-13e4-4535-aabd-d5fd37e21c7d/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 16:39:11,030 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-07 16:39:11,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2019-12-07 16:39:11,030 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 16:39:11,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 16:39:11,659 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 16:39:11,659 INFO L287 CfgBuilder]: Removed 280 assume(true) statements. [2019-12-07 16:39:11,660 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 04:39:11 BoogieIcfgContainer [2019-12-07 16:39:11,660 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 16:39:11,661 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 16:39:11,661 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 16:39:11,663 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 16:39:11,663 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 04:39:10" (1/3) ... [2019-12-07 16:39:11,664 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@163588e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 04:39:11, skipping insertion in model container [2019-12-07 16:39:11,664 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:39:10" (2/3) ... [2019-12-07 16:39:11,664 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@163588e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 04:39:11, skipping insertion in model container [2019-12-07 16:39:11,664 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 04:39:11" (3/3) ... [2019-12-07 16:39:11,665 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product54.cil.c [2019-12-07 16:39:11,672 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 16:39:11,677 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-12-07 16:39:11,687 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-12-07 16:39:11,706 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 16:39:11,706 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 16:39:11,706 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 16:39:11,706 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 16:39:11,707 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 16:39:11,707 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 16:39:11,707 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 16:39:11,707 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 16:39:11,725 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states. [2019-12-07 16:39:11,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-12-07 16:39:11,731 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 16:39:11,732 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 16:39:11,733 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 16:39:11,737 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 16:39:11,737 INFO L82 PathProgramCache]: Analyzing trace with hash -1825990556, now seen corresponding path program 1 times [2019-12-07 16:39:11,746 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 16:39:11,746 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [17964743] [2019-12-07 16:39:11,746 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a7b6873e-13e4-4535-aabd-d5fd37e21c7d/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 16:39:11,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 16:39:11,875 INFO L264 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 1 conjunts are in the unsatisfiable core [2019-12-07 16:39:11,879 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 16:39:11,889 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 16:39:11,890 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 16:39:11,893 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 16:39:11,894 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [17964743] [2019-12-07 16:39:11,895 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 16:39:11,895 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-12-07 16:39:11,896 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [41741903] [2019-12-07 16:39:11,899 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-12-07 16:39:11,899 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 16:39:11,907 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-12-07 16:39:11,908 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 16:39:11,910 INFO L87 Difference]: Start difference. First operand 193 states. Second operand 2 states. [2019-12-07 16:39:11,938 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 16:39:11,938 INFO L93 Difference]: Finished difference Result 379 states and 582 transitions. [2019-12-07 16:39:11,938 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-12-07 16:39:11,939 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2019-12-07 16:39:11,940 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 16:39:11,949 INFO L225 Difference]: With dead ends: 379 [2019-12-07 16:39:11,949 INFO L226 Difference]: Without dead ends: 189 [2019-12-07 16:39:11,952 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 34 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 16:39:11,964 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 189 states. [2019-12-07 16:39:11,983 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 189 to 189. [2019-12-07 16:39:11,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 189 states. [2019-12-07 16:39:11,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 189 states and 283 transitions. [2019-12-07 16:39:11,987 INFO L78 Accepts]: Start accepts. Automaton has 189 states and 283 transitions. Word has length 18 [2019-12-07 16:39:11,987 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 16:39:11,988 INFO L462 AbstractCegarLoop]: Abstraction has 189 states and 283 transitions. [2019-12-07 16:39:11,988 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-12-07 16:39:11,988 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 283 transitions. [2019-12-07 16:39:11,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-12-07 16:39:11,989 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 16:39:11,989 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 16:39:12,190 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-12-07 16:39:12,190 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 16:39:12,191 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 16:39:12,191 INFO L82 PathProgramCache]: Analyzing trace with hash -2044826525, now seen corresponding path program 1 times [2019-12-07 16:39:12,193 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 16:39:12,193 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1599221330] [2019-12-07 16:39:12,193 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a7b6873e-13e4-4535-aabd-d5fd37e21c7d/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 16:39:12,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 16:39:12,420 INFO L264 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 16:39:12,422 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 16:39:12,436 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 16:39:12,436 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 16:39:12,445 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 16:39:12,445 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1599221330] [2019-12-07 16:39:12,446 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 16:39:12,446 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2019-12-07 16:39:12,446 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [91148389] [2019-12-07 16:39:12,447 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 16:39:12,447 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 16:39:12,448 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 16:39:12,448 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 16:39:12,448 INFO L87 Difference]: Start difference. First operand 189 states and 283 transitions. Second operand 4 states. [2019-12-07 16:39:12,462 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 16:39:12,463 INFO L93 Difference]: Finished difference Result 189 states and 283 transitions. [2019-12-07 16:39:12,463 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 16:39:12,464 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 19 [2019-12-07 16:39:12,464 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 16:39:12,464 INFO L225 Difference]: With dead ends: 189 [2019-12-07 16:39:12,465 INFO L226 Difference]: Without dead ends: 73 [2019-12-07 16:39:12,466 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 34 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 16:39:12,466 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2019-12-07 16:39:12,471 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2019-12-07 16:39:12,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 73 states. [2019-12-07 16:39:12,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 108 transitions. [2019-12-07 16:39:12,472 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 108 transitions. Word has length 19 [2019-12-07 16:39:12,472 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 16:39:12,472 INFO L462 AbstractCegarLoop]: Abstraction has 73 states and 108 transitions. [2019-12-07 16:39:12,472 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 16:39:12,472 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 108 transitions. [2019-12-07 16:39:12,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-12-07 16:39:12,473 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 16:39:12,473 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, 1, 1] [2019-12-07 16:39:12,673 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2019-12-07 16:39:12,674 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 16:39:12,674 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 16:39:12,674 INFO L82 PathProgramCache]: Analyzing trace with hash 2130030647, now seen corresponding path program 1 times [2019-12-07 16:39:12,675 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 16:39:12,675 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1260368804] [2019-12-07 16:39:12,675 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a7b6873e-13e4-4535-aabd-d5fd37e21c7d/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 16:39:12,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 16:39:12,785 INFO L264 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 16:39:12,787 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 16:39:12,794 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 16:39:12,795 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 16:39:12,801 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 16:39:12,802 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1260368804] [2019-12-07 16:39:12,802 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 16:39:12,802 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2019-12-07 16:39:12,802 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [101120207] [2019-12-07 16:39:12,803 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 16:39:12,803 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 16:39:12,803 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 16:39:12,803 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 16:39:12,803 INFO L87 Difference]: Start difference. First operand 73 states and 108 transitions. Second operand 4 states. [2019-12-07 16:39:12,840 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 16:39:12,840 INFO L93 Difference]: Finished difference Result 139 states and 209 transitions. [2019-12-07 16:39:12,841 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 16:39:12,841 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 24 [2019-12-07 16:39:12,841 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 16:39:12,842 INFO L225 Difference]: With dead ends: 139 [2019-12-07 16:39:12,842 INFO L226 Difference]: Without dead ends: 73 [2019-12-07 16:39:12,843 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 44 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 16:39:12,843 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2019-12-07 16:39:12,849 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2019-12-07 16:39:12,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 73 states. [2019-12-07 16:39:12,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 107 transitions. [2019-12-07 16:39:12,850 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 107 transitions. Word has length 24 [2019-12-07 16:39:12,851 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 16:39:12,851 INFO L462 AbstractCegarLoop]: Abstraction has 73 states and 107 transitions. [2019-12-07 16:39:12,851 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 16:39:12,851 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 107 transitions. [2019-12-07 16:39:12,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-12-07 16:39:12,852 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 16:39:12,852 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, 1, 1] [2019-12-07 16:39:13,053 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2019-12-07 16:39:13,054 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 16:39:13,054 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 16:39:13,055 INFO L82 PathProgramCache]: Analyzing trace with hash 1328729652, now seen corresponding path program 1 times [2019-12-07 16:39:13,056 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 16:39:13,057 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1804197559] [2019-12-07 16:39:13,058 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a7b6873e-13e4-4535-aabd-d5fd37e21c7d/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 16:39:13,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 16:39:13,197 INFO L264 TraceCheckSpWp]: Trace formula consists of 189 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 16:39:13,198 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 16:39:13,202 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 16:39:13,202 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 16:39:13,204 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 16:39:13,205 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1804197559] [2019-12-07 16:39:13,205 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 16:39:13,205 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2019-12-07 16:39:13,205 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [527926843] [2019-12-07 16:39:13,206 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 16:39:13,206 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 16:39:13,206 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 16:39:13,206 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 16:39:13,207 INFO L87 Difference]: Start difference. First operand 73 states and 107 transitions. Second operand 3 states. [2019-12-07 16:39:13,260 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 16:39:13,260 INFO L93 Difference]: Finished difference Result 149 states and 221 transitions. [2019-12-07 16:39:13,260 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 16:39:13,261 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 27 [2019-12-07 16:39:13,261 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 16:39:13,261 INFO L225 Difference]: With dead ends: 149 [2019-12-07 16:39:13,262 INFO L226 Difference]: Without dead ends: 83 [2019-12-07 16:39:13,262 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 16:39:13,262 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2019-12-07 16:39:13,267 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 81. [2019-12-07 16:39:13,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 81 states. [2019-12-07 16:39:13,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 115 transitions. [2019-12-07 16:39:13,268 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 115 transitions. Word has length 27 [2019-12-07 16:39:13,268 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 16:39:13,269 INFO L462 AbstractCegarLoop]: Abstraction has 81 states and 115 transitions. [2019-12-07 16:39:13,269 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 16:39:13,269 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 115 transitions. [2019-12-07 16:39:13,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-12-07 16:39:13,270 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 16:39:13,270 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, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 16:39:13,470 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2019-12-07 16:39:13,471 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 16:39:13,472 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 16:39:13,472 INFO L82 PathProgramCache]: Analyzing trace with hash 1714317344, now seen corresponding path program 1 times [2019-12-07 16:39:13,474 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 16:39:13,474 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [390090281] [2019-12-07 16:39:13,475 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a7b6873e-13e4-4535-aabd-d5fd37e21c7d/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 16:39:13,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 16:39:13,681 INFO L264 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 16:39:13,683 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 16:39:13,697 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 16:39:13,697 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 16:39:13,705 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 16:39:13,705 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [390090281] [2019-12-07 16:39:13,705 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 16:39:13,705 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2019-12-07 16:39:13,706 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [930940299] [2019-12-07 16:39:13,706 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 16:39:13,706 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 16:39:13,706 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 16:39:13,706 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 16:39:13,707 INFO L87 Difference]: Start difference. First operand 81 states and 115 transitions. Second operand 5 states. [2019-12-07 16:39:13,788 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 16:39:13,788 INFO L93 Difference]: Finished difference Result 385 states and 558 transitions. [2019-12-07 16:39:13,789 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-12-07 16:39:13,789 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 33 [2019-12-07 16:39:13,789 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 16:39:13,791 INFO L225 Difference]: With dead ends: 385 [2019-12-07 16:39:13,791 INFO L226 Difference]: Without dead ends: 311 [2019-12-07 16:39:13,791 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 61 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 16:39:13,792 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 311 states. [2019-12-07 16:39:13,805 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 311 to 147. [2019-12-07 16:39:13,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 147 states. [2019-12-07 16:39:13,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 147 states and 208 transitions. [2019-12-07 16:39:13,806 INFO L78 Accepts]: Start accepts. Automaton has 147 states and 208 transitions. Word has length 33 [2019-12-07 16:39:13,806 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 16:39:13,806 INFO L462 AbstractCegarLoop]: Abstraction has 147 states and 208 transitions. [2019-12-07 16:39:13,807 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 16:39:13,807 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 208 transitions. [2019-12-07 16:39:13,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-12-07 16:39:13,808 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 16:39:13,808 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 16:39:14,008 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2019-12-07 16:39:14,009 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 16:39:14,010 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 16:39:14,010 INFO L82 PathProgramCache]: Analyzing trace with hash 1709464728, now seen corresponding path program 1 times [2019-12-07 16:39:14,012 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 16:39:14,012 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [18702523] [2019-12-07 16:39:14,013 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a7b6873e-13e4-4535-aabd-d5fd37e21c7d/bin/utaipan/mathsat Starting monitored process 7 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with mathsat -unsat_core_generation=3 [2019-12-07 16:39:14,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 16:39:14,170 INFO L264 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 16:39:14,172 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 16:39:14,183 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 16:39:14,184 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 16:39:14,187 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 16:39:14,187 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [18702523] [2019-12-07 16:39:14,187 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 16:39:14,187 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2019-12-07 16:39:14,187 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1959840912] [2019-12-07 16:39:14,188 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 16:39:14,188 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 16:39:14,188 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 16:39:14,188 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 16:39:14,188 INFO L87 Difference]: Start difference. First operand 147 states and 208 transitions. Second operand 5 states. [2019-12-07 16:39:14,333 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 16:39:14,333 INFO L93 Difference]: Finished difference Result 550 states and 785 transitions. [2019-12-07 16:39:14,334 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-12-07 16:39:14,334 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 34 [2019-12-07 16:39:14,334 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 16:39:14,336 INFO L225 Difference]: With dead ends: 550 [2019-12-07 16:39:14,336 INFO L226 Difference]: Without dead ends: 410 [2019-12-07 16:39:14,336 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 66 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 16:39:14,337 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 410 states. [2019-12-07 16:39:14,346 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 410 to 146. [2019-12-07 16:39:14,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 146 states. [2019-12-07 16:39:14,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 146 states and 205 transitions. [2019-12-07 16:39:14,347 INFO L78 Accepts]: Start accepts. Automaton has 146 states and 205 transitions. Word has length 34 [2019-12-07 16:39:14,347 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 16:39:14,347 INFO L462 AbstractCegarLoop]: Abstraction has 146 states and 205 transitions. [2019-12-07 16:39:14,347 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 16:39:14,347 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 205 transitions. [2019-12-07 16:39:14,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-12-07 16:39:14,348 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 16:39:14,348 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 16:39:14,549 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3 [2019-12-07 16:39:14,550 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 16:39:14,550 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 16:39:14,551 INFO L82 PathProgramCache]: Analyzing trace with hash 776001019, now seen corresponding path program 1 times [2019-12-07 16:39:14,552 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 16:39:14,552 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1979641306] [2019-12-07 16:39:14,553 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a7b6873e-13e4-4535-aabd-d5fd37e21c7d/bin/utaipan/mathsat Starting monitored process 8 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with mathsat -unsat_core_generation=3 [2019-12-07 16:39:14,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 16:39:14,682 INFO L264 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 16:39:14,684 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 16:39:14,694 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 16:39:14,695 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 16:39:14,697 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 16:39:14,698 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1979641306] [2019-12-07 16:39:14,698 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 16:39:14,698 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2019-12-07 16:39:14,698 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [681390442] [2019-12-07 16:39:14,698 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 16:39:14,699 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 16:39:14,699 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 16:39:14,699 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 16:39:14,699 INFO L87 Difference]: Start difference. First operand 146 states and 205 transitions. Second operand 5 states. [2019-12-07 16:39:14,768 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 16:39:14,768 INFO L93 Difference]: Finished difference Result 381 states and 529 transitions. [2019-12-07 16:39:14,769 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-12-07 16:39:14,769 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 34 [2019-12-07 16:39:14,769 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 16:39:14,770 INFO L225 Difference]: With dead ends: 381 [2019-12-07 16:39:14,770 INFO L226 Difference]: Without dead ends: 242 [2019-12-07 16:39:14,771 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 65 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 16:39:14,771 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 242 states. [2019-12-07 16:39:14,780 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 242 to 164. [2019-12-07 16:39:14,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 164 states. [2019-12-07 16:39:14,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 223 transitions. [2019-12-07 16:39:14,781 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 223 transitions. Word has length 34 [2019-12-07 16:39:14,781 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 16:39:14,781 INFO L462 AbstractCegarLoop]: Abstraction has 164 states and 223 transitions. [2019-12-07 16:39:14,781 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 16:39:14,781 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 223 transitions. [2019-12-07 16:39:14,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-12-07 16:39:14,782 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 16:39:14,783 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 16:39:14,983 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 mathsat -unsat_core_generation=3 [2019-12-07 16:39:14,984 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 16:39:14,985 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 16:39:14,985 INFO L82 PathProgramCache]: Analyzing trace with hash 1477065597, now seen corresponding path program 1 times [2019-12-07 16:39:14,986 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 16:39:14,986 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2054412085] [2019-12-07 16:39:14,987 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a7b6873e-13e4-4535-aabd-d5fd37e21c7d/bin/utaipan/mathsat Starting monitored process 9 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with mathsat -unsat_core_generation=3 [2019-12-07 16:39:15,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 16:39:15,125 INFO L264 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 4 conjunts are in the unsatisfiable core [2019-12-07 16:39:15,126 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 16:39:15,134 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 16:39:15,134 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 16:39:15,143 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 16:39:15,143 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2054412085] [2019-12-07 16:39:15,143 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 16:39:15,143 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2019-12-07 16:39:15,144 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2017564605] [2019-12-07 16:39:15,144 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-12-07 16:39:15,144 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 16:39:15,144 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-12-07 16:39:15,144 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-12-07 16:39:15,144 INFO L87 Difference]: Start difference. First operand 164 states and 223 transitions. Second operand 6 states. [2019-12-07 16:39:15,205 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 16:39:15,205 INFO L93 Difference]: Finished difference Result 431 states and 579 transitions. [2019-12-07 16:39:15,205 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-07 16:39:15,205 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 34 [2019-12-07 16:39:15,206 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 16:39:15,207 INFO L225 Difference]: With dead ends: 431 [2019-12-07 16:39:15,207 INFO L226 Difference]: Without dead ends: 274 [2019-12-07 16:39:15,207 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-12-07 16:39:15,208 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 274 states. [2019-12-07 16:39:15,216 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 274 to 176. [2019-12-07 16:39:15,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 176 states. [2019-12-07 16:39:15,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 176 states and 235 transitions. [2019-12-07 16:39:15,217 INFO L78 Accepts]: Start accepts. Automaton has 176 states and 235 transitions. Word has length 34 [2019-12-07 16:39:15,217 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 16:39:15,217 INFO L462 AbstractCegarLoop]: Abstraction has 176 states and 235 transitions. [2019-12-07 16:39:15,217 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-12-07 16:39:15,217 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 235 transitions. [2019-12-07 16:39:15,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-12-07 16:39:15,218 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 16:39:15,218 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 16:39:15,418 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 mathsat -unsat_core_generation=3 [2019-12-07 16:39:15,419 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 16:39:15,420 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 16:39:15,420 INFO L82 PathProgramCache]: Analyzing trace with hash 890259583, now seen corresponding path program 1 times [2019-12-07 16:39:15,421 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 16:39:15,421 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1523656761] [2019-12-07 16:39:15,422 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a7b6873e-13e4-4535-aabd-d5fd37e21c7d/bin/utaipan/mathsat Starting monitored process 10 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with mathsat -unsat_core_generation=3 [2019-12-07 16:39:15,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 16:39:15,549 INFO L264 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 16:39:15,550 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 16:39:15,555 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 16:39:15,555 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 16:39:15,563 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 16:39:15,563 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1523656761] [2019-12-07 16:39:15,563 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 16:39:15,563 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2019-12-07 16:39:15,563 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1975397047] [2019-12-07 16:39:15,564 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 16:39:15,564 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 16:39:15,564 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 16:39:15,564 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 16:39:15,564 INFO L87 Difference]: Start difference. First operand 176 states and 235 transitions. Second operand 4 states. [2019-12-07 16:39:15,620 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 16:39:15,621 INFO L93 Difference]: Finished difference Result 524 states and 703 transitions. [2019-12-07 16:39:15,621 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 16:39:15,621 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 34 [2019-12-07 16:39:15,621 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 16:39:15,623 INFO L225 Difference]: With dead ends: 524 [2019-12-07 16:39:15,623 INFO L226 Difference]: Without dead ends: 355 [2019-12-07 16:39:15,623 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 64 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 16:39:15,624 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 355 states. [2019-12-07 16:39:15,639 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 355 to 301. [2019-12-07 16:39:15,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 301 states. [2019-12-07 16:39:15,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 301 states and 398 transitions. [2019-12-07 16:39:15,641 INFO L78 Accepts]: Start accepts. Automaton has 301 states and 398 transitions. Word has length 34 [2019-12-07 16:39:15,641 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 16:39:15,641 INFO L462 AbstractCegarLoop]: Abstraction has 301 states and 398 transitions. [2019-12-07 16:39:15,641 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 16:39:15,641 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 398 transitions. [2019-12-07 16:39:15,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-12-07 16:39:15,641 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 16:39:15,641 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 16:39:15,842 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 mathsat -unsat_core_generation=3 [2019-12-07 16:39:15,842 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 16:39:15,842 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 16:39:15,842 INFO L82 PathProgramCache]: Analyzing trace with hash -505686593, now seen corresponding path program 1 times [2019-12-07 16:39:15,843 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 16:39:15,843 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1351326434] [2019-12-07 16:39:15,843 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a7b6873e-13e4-4535-aabd-d5fd37e21c7d/bin/utaipan/mathsat Starting monitored process 11 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with mathsat -unsat_core_generation=3 [2019-12-07 16:39:15,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 16:39:15,935 INFO L264 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 16:39:15,936 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 16:39:15,941 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 16:39:15,941 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 16:39:15,944 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 16:39:15,944 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1351326434] [2019-12-07 16:39:15,944 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 16:39:15,944 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2019-12-07 16:39:15,944 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [534889509] [2019-12-07 16:39:15,944 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 16:39:15,945 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 16:39:15,945 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 16:39:15,945 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 16:39:15,945 INFO L87 Difference]: Start difference. First operand 301 states and 398 transitions. Second operand 3 states. [2019-12-07 16:39:16,001 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 16:39:16,002 INFO L93 Difference]: Finished difference Result 531 states and 700 transitions. [2019-12-07 16:39:16,002 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 16:39:16,002 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 35 [2019-12-07 16:39:16,002 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 16:39:16,004 INFO L225 Difference]: With dead ends: 531 [2019-12-07 16:39:16,004 INFO L226 Difference]: Without dead ends: 529 [2019-12-07 16:39:16,005 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 16:39:16,005 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 529 states. [2019-12-07 16:39:16,023 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 529 to 386. [2019-12-07 16:39:16,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 386 states. [2019-12-07 16:39:16,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 386 states and 523 transitions. [2019-12-07 16:39:16,024 INFO L78 Accepts]: Start accepts. Automaton has 386 states and 523 transitions. Word has length 35 [2019-12-07 16:39:16,024 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 16:39:16,024 INFO L462 AbstractCegarLoop]: Abstraction has 386 states and 523 transitions. [2019-12-07 16:39:16,024 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 16:39:16,024 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 523 transitions. [2019-12-07 16:39:16,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-12-07 16:39:16,025 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 16:39:16,025 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 16:39:16,226 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 mathsat -unsat_core_generation=3 [2019-12-07 16:39:16,227 INFO L410 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 16:39:16,227 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 16:39:16,228 INFO L82 PathProgramCache]: Analyzing trace with hash 680815253, now seen corresponding path program 1 times [2019-12-07 16:39:16,229 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 16:39:16,229 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2093541773] [2019-12-07 16:39:16,230 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a7b6873e-13e4-4535-aabd-d5fd37e21c7d/bin/utaipan/mathsat Starting monitored process 12 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with mathsat -unsat_core_generation=3 [2019-12-07 16:39:16,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 16:39:16,386 INFO L264 TraceCheckSpWp]: Trace formula consists of 239 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 16:39:16,387 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 16:39:16,393 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 16:39:16,394 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 16:39:16,401 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 16:39:16,401 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2093541773] [2019-12-07 16:39:16,401 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 16:39:16,401 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2019-12-07 16:39:16,401 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1045061218] [2019-12-07 16:39:16,401 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 16:39:16,401 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 16:39:16,402 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 16:39:16,402 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 16:39:16,402 INFO L87 Difference]: Start difference. First operand 386 states and 523 transitions. Second operand 4 states. [2019-12-07 16:39:16,556 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 16:39:16,557 INFO L93 Difference]: Finished difference Result 678 states and 931 transitions. [2019-12-07 16:39:16,557 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 16:39:16,557 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 60 [2019-12-07 16:39:16,557 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 16:39:16,559 INFO L225 Difference]: With dead ends: 678 [2019-12-07 16:39:16,559 INFO L226 Difference]: Without dead ends: 299 [2019-12-07 16:39:16,559 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 118 GetRequests, 116 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 16:39:16,560 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 299 states. [2019-12-07 16:39:16,574 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 299 to 299. [2019-12-07 16:39:16,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 299 states. [2019-12-07 16:39:16,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 299 states and 391 transitions. [2019-12-07 16:39:16,575 INFO L78 Accepts]: Start accepts. Automaton has 299 states and 391 transitions. Word has length 60 [2019-12-07 16:39:16,576 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 16:39:16,576 INFO L462 AbstractCegarLoop]: Abstraction has 299 states and 391 transitions. [2019-12-07 16:39:16,576 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 16:39:16,576 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 391 transitions. [2019-12-07 16:39:16,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-12-07 16:39:16,577 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 16:39:16,577 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 16:39:16,777 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 mathsat -unsat_core_generation=3 [2019-12-07 16:39:16,778 INFO L410 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 16:39:16,778 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 16:39:16,778 INFO L82 PathProgramCache]: Analyzing trace with hash 774803910, now seen corresponding path program 1 times [2019-12-07 16:39:16,778 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 16:39:16,778 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [186430220] [2019-12-07 16:39:16,779 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a7b6873e-13e4-4535-aabd-d5fd37e21c7d/bin/utaipan/mathsat Starting monitored process 13 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with mathsat -unsat_core_generation=3 [2019-12-07 16:39:16,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 16:39:16,898 INFO L264 TraceCheckSpWp]: Trace formula consists of 245 conjuncts, 7 conjunts are in the unsatisfiable core [2019-12-07 16:39:16,899 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 16:39:16,925 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-12-07 16:39:16,925 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 16:39:16,965 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-12-07 16:39:16,965 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [186430220] [2019-12-07 16:39:16,965 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 16:39:16,965 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 10 [2019-12-07 16:39:16,965 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1364007808] [2019-12-07 16:39:16,966 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-12-07 16:39:16,966 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 16:39:16,966 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-12-07 16:39:16,966 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2019-12-07 16:39:16,966 INFO L87 Difference]: Start difference. First operand 299 states and 391 transitions. Second operand 10 states. [2019-12-07 16:39:17,304 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 16:39:17,305 INFO L93 Difference]: Finished difference Result 952 states and 1232 transitions. [2019-12-07 16:39:17,305 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2019-12-07 16:39:17,305 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 63 [2019-12-07 16:39:17,305 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 16:39:17,305 INFO L225 Difference]: With dead ends: 952 [2019-12-07 16:39:17,305 INFO L226 Difference]: Without dead ends: 0 [2019-12-07 16:39:17,306 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 119 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=80, Invalid=192, Unknown=0, NotChecked=0, Total=272 [2019-12-07 16:39:17,306 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-12-07 16:39:17,307 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-12-07 16:39:17,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-12-07 16:39:17,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-12-07 16:39:17,307 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 63 [2019-12-07 16:39:17,307 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 16:39:17,307 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 16:39:17,307 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-12-07 16:39:17,307 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-12-07 16:39:17,307 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-07 16:39:17,508 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 mathsat -unsat_core_generation=3 [2019-12-07 16:39:17,509 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-12-07 16:39:17,708 WARN L192 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 107 [2019-12-07 16:39:18,184 WARN L192 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 121 [2019-12-07 16:39:18,618 WARN L192 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 29 [2019-12-07 16:39:19,165 WARN L192 SmtUtils]: Spent 519.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 29 [2019-12-07 16:39:19,570 WARN L192 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 27 [2019-12-07 16:39:19,677 WARN L192 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 25 [2019-12-07 16:39:20,018 WARN L192 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 28 [2019-12-07 16:39:20,284 WARN L192 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 30 [2019-12-07 16:39:20,491 WARN L192 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 27 [2019-12-07 16:39:20,750 WARN L192 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 30 [2019-12-07 16:39:21,604 WARN L192 SmtUtils]: Spent 814.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 24 [2019-12-07 16:39:22,254 WARN L192 SmtUtils]: Spent 641.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 33 [2019-12-07 16:39:22,307 INFO L242 CegarLoopResult]: At program point L993(lines 988 996) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methAndRunningLastTime~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 16:39:22,308 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 1002) no Hoare annotation was computed. [2019-12-07 16:39:22,308 INFO L242 CegarLoopResult]: At program point L763(lines 756 766) the Hoare annotation is: (let ((.cse0 (= (_ bv1 32) ~pumpRunning~0)) (.cse1 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 .cse1 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) (= (bvadd |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv4294967295 32)) (_ bv0 32)) .cse2 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32))) (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse0 .cse1 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse2))) [2019-12-07 16:39:22,308 INFO L242 CegarLoopResult]: At program point L763-1(lines 756 766) the Hoare annotation is: false [2019-12-07 16:39:22,308 INFO L246 CegarLoopResult]: For program point L697(lines 697 705) no Hoare annotation was computed. [2019-12-07 16:39:22,308 INFO L242 CegarLoopResult]: At program point L763-2(lines 756 766) the Hoare annotation is: false [2019-12-07 16:39:22,308 INFO L246 CegarLoopResult]: For program point L697-1(lines 697 705) no Hoare annotation was computed. [2019-12-07 16:39:22,308 INFO L246 CegarLoopResult]: For program point L697-2(lines 697 705) no Hoare annotation was computed. [2019-12-07 16:39:22,308 INFO L246 CegarLoopResult]: For program point L697-3(lines 697 705) no Hoare annotation was computed. [2019-12-07 16:39:22,308 INFO L246 CegarLoopResult]: For program point L697-4(lines 697 705) no Hoare annotation was computed. [2019-12-07 16:39:22,308 INFO L246 CegarLoopResult]: For program point L697-5(lines 697 705) no Hoare annotation was computed. [2019-12-07 16:39:22,308 INFO L242 CegarLoopResult]: At program point L103(lines 99 105) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methAndRunningLastTime~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 16:39:22,308 INFO L246 CegarLoopResult]: For program point L566(lines 565 612) no Hoare annotation was computed. [2019-12-07 16:39:22,308 INFO L246 CegarLoopResult]: For program point L170(lines 170 180) no Hoare annotation was computed. [2019-12-07 16:39:22,309 INFO L246 CegarLoopResult]: For program point L170-2(lines 170 180) no Hoare annotation was computed. [2019-12-07 16:39:22,309 INFO L246 CegarLoopResult]: For program point L170-4(lines 170 180) no Hoare annotation was computed. [2019-12-07 16:39:22,309 INFO L246 CegarLoopResult]: For program point L567(lines 567 571) no Hoare annotation was computed. [2019-12-07 16:39:22,309 INFO L246 CegarLoopResult]: For program point L171(lines 171 177) no Hoare annotation was computed. [2019-12-07 16:39:22,309 INFO L246 CegarLoopResult]: For program point L171-2(lines 171 177) no Hoare annotation was computed. [2019-12-07 16:39:22,309 INFO L246 CegarLoopResult]: For program point L171-4(lines 171 177) no Hoare annotation was computed. [2019-12-07 16:39:22,309 INFO L246 CegarLoopResult]: For program point L667(lines 667 684) no Hoare annotation was computed. [2019-12-07 16:39:22,309 INFO L246 CegarLoopResult]: For program point L667-1(lines 667 684) no Hoare annotation was computed. [2019-12-07 16:39:22,309 INFO L246 CegarLoopResult]: For program point L667-2(lines 667 684) no Hoare annotation was computed. [2019-12-07 16:39:22,309 INFO L246 CegarLoopResult]: For program point L667-3(lines 667 684) no Hoare annotation was computed. [2019-12-07 16:39:22,309 INFO L246 CegarLoopResult]: For program point L667-4(lines 667 684) no Hoare annotation was computed. [2019-12-07 16:39:22,309 INFO L246 CegarLoopResult]: For program point L667-5(lines 667 684) no Hoare annotation was computed. [2019-12-07 16:39:22,309 INFO L246 CegarLoopResult]: For program point L667-6(lines 667 684) no Hoare annotation was computed. [2019-12-07 16:39:22,309 INFO L246 CegarLoopResult]: For program point L667-7(lines 667 684) no Hoare annotation was computed. [2019-12-07 16:39:22,309 INFO L246 CegarLoopResult]: For program point L667-8(lines 667 684) no Hoare annotation was computed. [2019-12-07 16:39:22,309 INFO L246 CegarLoopResult]: For program point L667-9(lines 667 684) no Hoare annotation was computed. [2019-12-07 16:39:22,309 INFO L246 CegarLoopResult]: For program point L667-10(lines 667 684) no Hoare annotation was computed. [2019-12-07 16:39:22,309 INFO L246 CegarLoopResult]: For program point L667-11(lines 667 684) no Hoare annotation was computed. [2019-12-07 16:39:22,310 INFO L246 CegarLoopResult]: For program point L866(lines 866 870) no Hoare annotation was computed. [2019-12-07 16:39:22,310 INFO L246 CegarLoopResult]: For program point L866-3(lines 866 870) no Hoare annotation was computed. [2019-12-07 16:39:22,310 INFO L246 CegarLoopResult]: For program point L866-6(lines 866 870) no Hoare annotation was computed. [2019-12-07 16:39:22,310 INFO L242 CegarLoopResult]: At program point L635(lines 634 653) the Hoare annotation is: (let ((.cse0 (= (_ bv1 32) ~pumpRunning~0)) (.cse5 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse6 (= ~methAndRunningLastTime~0 (_ bv0 32))) (.cse4 (= (_ bv0 32) ~pumpRunning~0)) (.cse1 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse2 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse1 .cse3 (bvslt ~waterLevel~0 (_ bv2 32))) (and .cse0 .cse1 .cse5 (= (bvadd |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv4294967295 32)) (_ bv0 32)) .cse3) (and .cse0 .cse1 .cse5 .cse6 .cse3) (and .cse4 .cse5 .cse1 .cse6 .cse3) (and .cse4 .cse1 .cse2 .cse3))) [2019-12-07 16:39:22,310 INFO L246 CegarLoopResult]: For program point L635-1(lines 635 641) no Hoare annotation was computed. [2019-12-07 16:39:22,310 INFO L242 CegarLoopResult]: At program point L635-2(lines 634 653) the Hoare annotation is: false [2019-12-07 16:39:22,310 INFO L242 CegarLoopResult]: At program point L635-3(lines 634 653) the Hoare annotation is: false [2019-12-07 16:39:22,310 INFO L246 CegarLoopResult]: For program point L603(lines 603 607) no Hoare annotation was computed. [2019-12-07 16:39:22,310 INFO L242 CegarLoopResult]: At program point L603-2(lines 635 641) the Hoare annotation is: (let ((.cse0 (= (_ bv1 32) ~pumpRunning~0)) (.cse4 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse6 (= (_ bv0 32) ~pumpRunning~0)) (.cse1 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse5 (= ~methAndRunningLastTime~0 (_ bv0 32))) (.cse2 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse1 .cse4 (= (bvadd |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv4294967295 32)) (_ bv0 32)) .cse3) (and .cse0 .cse1 .cse4 .cse5 .cse3) (and .cse6 .cse4 .cse1 .cse5 .cse3) (and .cse6 .cse1 .cse5 .cse2 .cse3))) [2019-12-07 16:39:22,310 INFO L249 CegarLoopResult]: At program point L141(lines 122 144) the Hoare annotation is: true [2019-12-07 16:39:22,310 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 1002) no Hoare annotation was computed. [2019-12-07 16:39:22,310 INFO L246 CegarLoopResult]: For program point L671(lines 671 679) no Hoare annotation was computed. [2019-12-07 16:39:22,310 INFO L246 CegarLoopResult]: For program point L671-1(lines 671 679) no Hoare annotation was computed. [2019-12-07 16:39:22,311 INFO L246 CegarLoopResult]: For program point L671-2(lines 671 679) no Hoare annotation was computed. [2019-12-07 16:39:22,311 INFO L246 CegarLoopResult]: For program point L671-3(lines 671 679) no Hoare annotation was computed. [2019-12-07 16:39:22,311 INFO L246 CegarLoopResult]: For program point L671-4(lines 671 679) no Hoare annotation was computed. [2019-12-07 16:39:22,311 INFO L246 CegarLoopResult]: For program point L671-5(lines 671 679) no Hoare annotation was computed. [2019-12-07 16:39:22,311 INFO L246 CegarLoopResult]: For program point L671-6(lines 671 679) no Hoare annotation was computed. [2019-12-07 16:39:22,311 INFO L246 CegarLoopResult]: For program point L671-7(lines 671 679) no Hoare annotation was computed. [2019-12-07 16:39:22,311 INFO L246 CegarLoopResult]: For program point L671-8(lines 671 679) no Hoare annotation was computed. [2019-12-07 16:39:22,311 INFO L246 CegarLoopResult]: For program point L671-9(lines 671 679) no Hoare annotation was computed. [2019-12-07 16:39:22,311 INFO L246 CegarLoopResult]: For program point L671-10(lines 671 679) no Hoare annotation was computed. [2019-12-07 16:39:22,311 INFO L246 CegarLoopResult]: For program point L671-11(lines 671 679) no Hoare annotation was computed. [2019-12-07 16:39:22,311 INFO L246 CegarLoopResult]: For program point L1002(line 1002) no Hoare annotation was computed. [2019-12-07 16:39:22,311 INFO L246 CegarLoopResult]: For program point L1002-1(line 1002) no Hoare annotation was computed. [2019-12-07 16:39:22,311 INFO L246 CegarLoopResult]: For program point L1002-2(line 1002) no Hoare annotation was computed. [2019-12-07 16:39:22,311 INFO L242 CegarLoopResult]: At program point L903(lines 898 906) the Hoare annotation is: (let ((.cse0 (= (_ bv1 32) ~pumpRunning~0)) (.cse1 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 .cse1 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) (= (bvadd |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv4294967295 32)) (_ bv0 32)) .cse2) (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse0 .cse1 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse2))) [2019-12-07 16:39:22,311 INFO L242 CegarLoopResult]: At program point L903-1(lines 898 906) the Hoare annotation is: (let ((.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse5 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse6 (= (bvadd |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv4294967295 32)) (_ bv0 32))) (.cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse7 (= (_ bv1 32) ~pumpRunning~0)) (.cse2 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse3 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse1 .cse5 .cse2 .cse6 .cse4) (and .cse7 .cse5 .cse2 (= ~methAndRunningLastTime~0 (_ bv0 32)) .cse6 .cse4) (and .cse0 .cse7 .cse2 .cse3 .cse4))) [2019-12-07 16:39:22,311 INFO L242 CegarLoopResult]: At program point L903-2(lines 898 906) the Hoare annotation is: false [2019-12-07 16:39:22,311 INFO L242 CegarLoopResult]: At program point L903-3(lines 898 906) the Hoare annotation is: false [2019-12-07 16:39:22,312 INFO L242 CegarLoopResult]: At program point L903-4(lines 898 906) the Hoare annotation is: false [2019-12-07 16:39:22,312 INFO L242 CegarLoopResult]: At program point L903-5(lines 898 906) the Hoare annotation is: false [2019-12-07 16:39:22,312 INFO L242 CegarLoopResult]: At program point L772(lines 767 775) the Hoare annotation is: (let ((.cse0 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse1 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse2 (= (bvadd |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv4294967295 32)) (_ bv0 32))) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and (= (_ bv1 32) ~pumpRunning~0) .cse0 .cse1 (= ~methAndRunningLastTime~0 (_ bv0 32)) .cse2 .cse3) (and (= (_ bv0 32) ~pumpRunning~0) .cse0 .cse1 .cse2 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) .cse3))) [2019-12-07 16:39:22,312 INFO L242 CegarLoopResult]: At program point L772-1(lines 767 775) the Hoare annotation is: false [2019-12-07 16:39:22,312 INFO L242 CegarLoopResult]: At program point L772-2(lines 767 775) the Hoare annotation is: false [2019-12-07 16:39:22,312 INFO L246 CegarLoopResult]: For program point L575(lines 575 581) no Hoare annotation was computed. [2019-12-07 16:39:22,312 INFO L242 CegarLoopResult]: At program point L575-1(lines 575 581) the Hoare annotation is: (let ((.cse0 (= (_ bv1 32) ~pumpRunning~0)) (.cse7 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse5 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse1 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse6 (= ~methAndRunningLastTime~0 (_ bv0 32))) (.cse3 (= (bvadd |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv4294967295 32)) (_ bv0 32))) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse1 .cse6 .cse7 .cse4) (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse0 .cse1 .cse6 .cse7 .cse4 (= (_ bv0 32) ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~1)) (and .cse5 .cse2 .cse1 .cse6 .cse3 .cse4))) [2019-12-07 16:39:22,312 INFO L246 CegarLoopResult]: For program point L840(lines 840 844) no Hoare annotation was computed. [2019-12-07 16:39:22,312 INFO L246 CegarLoopResult]: For program point L840-2(lines 840 844) no Hoare annotation was computed. [2019-12-07 16:39:22,312 INFO L246 CegarLoopResult]: For program point L840-3(lines 840 844) no Hoare annotation was computed. [2019-12-07 16:39:22,312 INFO L246 CegarLoopResult]: For program point L840-5(lines 840 844) no Hoare annotation was computed. [2019-12-07 16:39:22,312 INFO L242 CegarLoopResult]: At program point L642(lines 642 648) the Hoare annotation is: (let ((.cse0 (= (_ bv1 32) ~pumpRunning~0)) (.cse5 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse4 (= (_ bv0 32) ~pumpRunning~0)) (.cse1 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse2 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse1 .cse3) (and .cse0 .cse5 .cse1 (= ~methAndRunningLastTime~0 (_ bv0 32)) .cse3) (and .cse4 .cse1 .cse2 .cse3))) [2019-12-07 16:39:22,312 INFO L246 CegarLoopResult]: For program point L840-6(lines 840 844) no Hoare annotation was computed. [2019-12-07 16:39:22,312 INFO L242 CegarLoopResult]: At program point L642-1(lines 642 648) the Hoare annotation is: false [2019-12-07 16:39:22,312 INFO L246 CegarLoopResult]: For program point L840-8(lines 840 844) no Hoare annotation was computed. [2019-12-07 16:39:22,313 INFO L242 CegarLoopResult]: At program point L642-2(lines 642 648) the Hoare annotation is: false [2019-12-07 16:39:22,313 INFO L246 CegarLoopResult]: For program point L840-9(lines 840 844) no Hoare annotation was computed. [2019-12-07 16:39:22,313 INFO L246 CegarLoopResult]: For program point L840-11(lines 840 844) no Hoare annotation was computed. [2019-12-07 16:39:22,313 INFO L246 CegarLoopResult]: For program point L840-12(lines 840 844) no Hoare annotation was computed. [2019-12-07 16:39:22,313 INFO L246 CegarLoopResult]: For program point L840-14(lines 840 844) no Hoare annotation was computed. [2019-12-07 16:39:22,313 INFO L246 CegarLoopResult]: For program point L840-15(lines 840 844) no Hoare annotation was computed. [2019-12-07 16:39:22,313 INFO L246 CegarLoopResult]: For program point L840-17(lines 840 844) no Hoare annotation was computed. [2019-12-07 16:39:22,313 INFO L246 CegarLoopResult]: For program point L943(lines 943 949) no Hoare annotation was computed. [2019-12-07 16:39:22,313 INFO L246 CegarLoopResult]: For program point L943-1(lines 943 949) no Hoare annotation was computed. [2019-12-07 16:39:22,313 INFO L246 CegarLoopResult]: For program point L943-2(lines 943 949) no Hoare annotation was computed. [2019-12-07 16:39:22,313 INFO L246 CegarLoopResult]: For program point L943-3(lines 943 949) no Hoare annotation was computed. [2019-12-07 16:39:22,313 INFO L246 CegarLoopResult]: For program point L943-4(lines 943 949) no Hoare annotation was computed. [2019-12-07 16:39:22,313 INFO L246 CegarLoopResult]: For program point L943-5(lines 943 949) no Hoare annotation was computed. [2019-12-07 16:39:22,313 INFO L246 CegarLoopResult]: For program point L943-6(lines 943 949) no Hoare annotation was computed. [2019-12-07 16:39:22,313 INFO L246 CegarLoopResult]: For program point L943-7(lines 943 949) no Hoare annotation was computed. [2019-12-07 16:39:22,313 INFO L246 CegarLoopResult]: For program point L943-8(lines 943 949) no Hoare annotation was computed. [2019-12-07 16:39:22,313 INFO L246 CegarLoopResult]: For program point L943-9(lines 943 949) no Hoare annotation was computed. [2019-12-07 16:39:22,313 INFO L242 CegarLoopResult]: At program point L613(lines 564 614) the Hoare annotation is: false [2019-12-07 16:39:22,313 INFO L246 CegarLoopResult]: For program point L943-10(lines 943 949) no Hoare annotation was computed. [2019-12-07 16:39:22,314 INFO L246 CegarLoopResult]: For program point L943-11(lines 943 949) no Hoare annotation was computed. [2019-12-07 16:39:22,314 INFO L242 CegarLoopResult]: At program point L52-2(lines 52 66) the Hoare annotation is: false [2019-12-07 16:39:22,314 INFO L246 CegarLoopResult]: For program point L878(lines 878 882) no Hoare annotation was computed. [2019-12-07 16:39:22,314 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-12-07 16:39:22,314 INFO L246 CegarLoopResult]: For program point L53(line 53) no Hoare annotation was computed. [2019-12-07 16:39:22,314 INFO L242 CegarLoopResult]: At program point L846(lines 831 849) the Hoare annotation is: (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= (_ bv1 32) ~pumpRunning~0) (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32))) (= ~methaneLevelCritical~0 (_ bv0 32)) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 16:39:22,314 INFO L242 CegarLoopResult]: At program point L846-1(lines 831 849) the Hoare annotation is: false [2019-12-07 16:39:22,314 INFO L242 CegarLoopResult]: At program point L846-2(lines 831 849) the Hoare annotation is: false [2019-12-07 16:39:22,314 INFO L242 CegarLoopResult]: At program point L846-3(lines 831 849) the Hoare annotation is: false [2019-12-07 16:39:22,314 INFO L242 CegarLoopResult]: At program point L846-4(lines 831 849) the Hoare annotation is: false [2019-12-07 16:39:22,314 INFO L242 CegarLoopResult]: At program point L846-5(lines 831 849) the Hoare annotation is: false [2019-12-07 16:39:22,314 INFO L242 CegarLoopResult]: At program point L155(lines 150 157) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methAndRunningLastTime~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 16:39:22,314 INFO L246 CegarLoopResult]: For program point L56(lines 56 60) no Hoare annotation was computed. [2019-12-07 16:39:22,314 INFO L246 CegarLoopResult]: For program point L56-1(lines 635 641) no Hoare annotation was computed. [2019-12-07 16:39:22,314 INFO L242 CegarLoopResult]: At program point L948(lines 939 952) the Hoare annotation is: false [2019-12-07 16:39:22,314 INFO L242 CegarLoopResult]: At program point L948-1(lines 939 952) the Hoare annotation is: false [2019-12-07 16:39:22,314 INFO L242 CegarLoopResult]: At program point L948-2(lines 939 952) the Hoare annotation is: false [2019-12-07 16:39:22,315 INFO L242 CegarLoopResult]: At program point L948-3(lines 939 952) the Hoare annotation is: (let ((.cse1 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse0 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 (= ~methAndRunningLastTime~0 (_ bv0 32)) .cse3) (and (= (_ bv1 32) |ULTIMATE.start_isHighWaterSensorDry_#res|) .cse0 .cse2 .cse1 .cse3 (bvslt ~waterLevel~0 (_ bv2 32))) (and .cse0 .cse2 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse3))) [2019-12-07 16:39:22,315 INFO L242 CegarLoopResult]: At program point L948-4(lines 939 952) the Hoare annotation is: false [2019-12-07 16:39:22,315 INFO L242 CegarLoopResult]: At program point L948-5(lines 939 952) the Hoare annotation is: false [2019-12-07 16:39:22,315 INFO L242 CegarLoopResult]: At program point L948-6(lines 939 952) the Hoare annotation is: false [2019-12-07 16:39:22,315 INFO L242 CegarLoopResult]: At program point L948-7(lines 939 952) the Hoare annotation is: false [2019-12-07 16:39:22,315 INFO L242 CegarLoopResult]: At program point L948-8(lines 939 952) the Hoare annotation is: false [2019-12-07 16:39:22,315 INFO L242 CegarLoopResult]: At program point L948-9(lines 939 952) the Hoare annotation is: false [2019-12-07 16:39:22,315 INFO L242 CegarLoopResult]: At program point L948-10(lines 939 952) the Hoare annotation is: false [2019-12-07 16:39:22,315 INFO L246 CegarLoopResult]: For program point L585(lines 585 591) no Hoare annotation was computed. [2019-12-07 16:39:22,315 INFO L242 CegarLoopResult]: At program point L948-11(lines 939 952) the Hoare annotation is: false [2019-12-07 16:39:22,315 INFO L242 CegarLoopResult]: At program point L585-1(lines 585 591) the Hoare annotation is: (let ((.cse0 (= (_ bv1 32) ~pumpRunning~0)) (.cse4 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse6 (= (_ bv0 32) ~pumpRunning~0)) (.cse1 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse5 (= ~methAndRunningLastTime~0 (_ bv0 32))) (.cse2 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse1 .cse4 (= (bvadd |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv4294967295 32)) (_ bv0 32)) .cse3) (and .cse0 .cse1 .cse4 .cse5 .cse3) (and .cse6 .cse4 .cse1 .cse5 .cse3) (and .cse6 .cse1 .cse5 .cse2 .cse3))) [2019-12-07 16:39:22,315 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-12-07 16:39:22,315 INFO L246 CegarLoopResult]: For program point L719(lines 719 736) no Hoare annotation was computed. [2019-12-07 16:39:22,315 INFO L246 CegarLoopResult]: For program point L719-1(lines 719 736) no Hoare annotation was computed. [2019-12-07 16:39:22,315 INFO L246 CegarLoopResult]: For program point L719-2(lines 719 736) no Hoare annotation was computed. [2019-12-07 16:39:22,315 INFO L242 CegarLoopResult]: At program point L985(lines 1 1005) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methAndRunningLastTime~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 16:39:22,316 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-12-07 16:39:22,316 INFO L246 CegarLoopResult]: For program point L821(lines 821 825) no Hoare annotation was computed. [2019-12-07 16:39:22,316 INFO L246 CegarLoopResult]: For program point L821-2(lines 821 825) no Hoare annotation was computed. [2019-12-07 16:39:22,316 INFO L246 CegarLoopResult]: For program point L821-3(lines 821 825) no Hoare annotation was computed. [2019-12-07 16:39:22,316 INFO L246 CegarLoopResult]: For program point L821-5(lines 821 825) no Hoare annotation was computed. [2019-12-07 16:39:22,316 INFO L246 CegarLoopResult]: For program point L821-6(lines 821 825) no Hoare annotation was computed. [2019-12-07 16:39:22,316 INFO L246 CegarLoopResult]: For program point L821-8(lines 821 825) no Hoare annotation was computed. [2019-12-07 16:39:22,316 INFO L246 CegarLoopResult]: For program point L821-9(lines 821 825) no Hoare annotation was computed. [2019-12-07 16:39:22,316 INFO L246 CegarLoopResult]: For program point L821-11(lines 821 825) no Hoare annotation was computed. [2019-12-07 16:39:22,316 INFO L246 CegarLoopResult]: For program point L821-12(lines 821 825) no Hoare annotation was computed. [2019-12-07 16:39:22,316 INFO L246 CegarLoopResult]: For program point L821-14(lines 821 825) no Hoare annotation was computed. [2019-12-07 16:39:22,316 INFO L246 CegarLoopResult]: For program point L821-15(lines 821 825) no Hoare annotation was computed. [2019-12-07 16:39:22,316 INFO L246 CegarLoopResult]: For program point L821-17(lines 821 825) no Hoare annotation was computed. [2019-12-07 16:39:22,316 INFO L246 CegarLoopResult]: For program point L821-18(lines 821 825) no Hoare annotation was computed. [2019-12-07 16:39:22,316 INFO L246 CegarLoopResult]: For program point L821-20(lines 821 825) no Hoare annotation was computed. [2019-12-07 16:39:22,316 INFO L246 CegarLoopResult]: For program point L821-21(lines 821 825) no Hoare annotation was computed. [2019-12-07 16:39:22,316 INFO L246 CegarLoopResult]: For program point L821-23(lines 821 825) no Hoare annotation was computed. [2019-12-07 16:39:22,316 INFO L246 CegarLoopResult]: For program point L821-24(lines 821 825) no Hoare annotation was computed. [2019-12-07 16:39:22,316 INFO L246 CegarLoopResult]: For program point L821-26(lines 821 825) no Hoare annotation was computed. [2019-12-07 16:39:22,316 INFO L246 CegarLoopResult]: For program point L821-27(lines 821 825) no Hoare annotation was computed. [2019-12-07 16:39:22,316 INFO L246 CegarLoopResult]: For program point L821-29(lines 821 825) no Hoare annotation was computed. [2019-12-07 16:39:22,317 INFO L246 CegarLoopResult]: For program point L821-30(lines 821 825) no Hoare annotation was computed. [2019-12-07 16:39:22,317 INFO L246 CegarLoopResult]: For program point L821-32(lines 821 825) no Hoare annotation was computed. [2019-12-07 16:39:22,317 INFO L246 CegarLoopResult]: For program point L821-33(lines 821 825) no Hoare annotation was computed. [2019-12-07 16:39:22,317 INFO L246 CegarLoopResult]: For program point L723(lines 723 731) no Hoare annotation was computed. [2019-12-07 16:39:22,317 INFO L246 CegarLoopResult]: For program point L723-1(lines 723 731) no Hoare annotation was computed. [2019-12-07 16:39:22,317 INFO L246 CegarLoopResult]: For program point L821-35(lines 821 825) no Hoare annotation was computed. [2019-12-07 16:39:22,317 INFO L246 CegarLoopResult]: For program point L723-2(lines 723 731) no Hoare annotation was computed. [2019-12-07 16:39:22,317 INFO L246 CegarLoopResult]: For program point L890(lines 890 894) no Hoare annotation was computed. [2019-12-07 16:39:22,317 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-12-07 16:39:22,317 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 1002) no Hoare annotation was computed. [2019-12-07 16:39:22,317 INFO L246 CegarLoopResult]: For program point L693(lines 693 710) no Hoare annotation was computed. [2019-12-07 16:39:22,317 INFO L246 CegarLoopResult]: For program point L693-1(lines 693 710) no Hoare annotation was computed. [2019-12-07 16:39:22,317 INFO L246 CegarLoopResult]: For program point L693-2(lines 693 710) no Hoare annotation was computed. [2019-12-07 16:39:22,317 INFO L246 CegarLoopResult]: For program point L693-3(lines 693 710) no Hoare annotation was computed. [2019-12-07 16:39:22,317 INFO L246 CegarLoopResult]: For program point L693-4(lines 693 710) no Hoare annotation was computed. [2019-12-07 16:39:22,317 INFO L246 CegarLoopResult]: For program point L693-5(lines 693 710) no Hoare annotation was computed. [2019-12-07 16:39:22,317 INFO L246 CegarLoopResult]: For program point L132(lines 132 139) no Hoare annotation was computed. [2019-12-07 16:39:22,317 INFO L249 CegarLoopResult]: At program point L132-1(lines 132 139) the Hoare annotation is: true [2019-12-07 16:39:22,317 INFO L242 CegarLoopResult]: At program point L958(lines 953 961) the Hoare annotation is: (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= (_ bv1 32) ~pumpRunning~0) (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32))) (= ~methaneLevelCritical~0 (_ bv0 32)) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 16:39:22,318 INFO L242 CegarLoopResult]: At program point L958-1(lines 953 961) the Hoare annotation is: false [2019-12-07 16:39:22,318 INFO L242 CegarLoopResult]: At program point L958-2(lines 953 961) the Hoare annotation is: false [2019-12-07 16:39:22,318 INFO L242 CegarLoopResult]: At program point L958-3(lines 953 961) the Hoare annotation is: false [2019-12-07 16:39:22,318 INFO L242 CegarLoopResult]: At program point L958-4(lines 953 961) the Hoare annotation is: false [2019-12-07 16:39:22,318 INFO L242 CegarLoopResult]: At program point L958-5(lines 953 961) the Hoare annotation is: false [2019-12-07 16:39:22,318 INFO L246 CegarLoopResult]: For program point L595(lines 595 608) no Hoare annotation was computed. [2019-12-07 16:39:22,318 INFO L246 CegarLoopResult]: For program point L166(lines 166 183) no Hoare annotation was computed. [2019-12-07 16:39:22,318 INFO L242 CegarLoopResult]: At program point L166-1(lines 1 1005) the Hoare annotation is: (let ((.cse0 (= (_ bv1 32) ~pumpRunning~0)) (.cse7 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse5 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse1 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse6 (= ~methAndRunningLastTime~0 (_ bv0 32))) (.cse3 (= (bvadd |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv4294967295 32)) (_ bv0 32))) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse1 .cse6 .cse7 .cse4) (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse0 .cse1 .cse6 .cse7 .cse4 (= (_ bv0 32) ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~1)) (and .cse5 .cse2 .cse1 .cse6 .cse3 .cse4))) [2019-12-07 16:39:22,318 INFO L246 CegarLoopResult]: For program point L166-2(lines 166 183) no Hoare annotation was computed. [2019-12-07 16:39:22,318 INFO L242 CegarLoopResult]: At program point L166-3(lines 1 1005) the Hoare annotation is: false [2019-12-07 16:39:22,318 INFO L246 CegarLoopResult]: For program point L166-4(lines 166 183) no Hoare annotation was computed. [2019-12-07 16:39:22,318 INFO L242 CegarLoopResult]: At program point L166-5(lines 1 1005) the Hoare annotation is: false [2019-12-07 16:39:22,318 INFO L242 CegarLoopResult]: At program point L827(lines 812 830) the Hoare annotation is: false [2019-12-07 16:39:22,318 INFO L242 CegarLoopResult]: At program point L827-1(lines 812 830) the Hoare annotation is: false [2019-12-07 16:39:22,318 INFO L242 CegarLoopResult]: At program point L827-2(lines 812 830) the Hoare annotation is: false [2019-12-07 16:39:22,319 INFO L242 CegarLoopResult]: At program point L827-3(lines 812 830) the Hoare annotation is: (let ((.cse1 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse0 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 (_ bv0 32)) .cse0 .cse1 .cse2 (= |ULTIMATE.start_isHighWaterLevel_#res| (_ bv0 32)) .cse3 (not (= ULTIMATE.start_isHighWaterLevel_~tmp~9 (_ bv0 32)))) (and .cse0 .cse1 .cse2 (= ~methAndRunningLastTime~0 (_ bv0 32)) .cse3) (and .cse0 .cse2 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse3))) [2019-12-07 16:39:22,319 INFO L242 CegarLoopResult]: At program point L827-4(lines 812 830) the Hoare annotation is: false [2019-12-07 16:39:22,319 INFO L242 CegarLoopResult]: At program point L827-5(lines 812 830) the Hoare annotation is: false [2019-12-07 16:39:22,319 INFO L242 CegarLoopResult]: At program point L827-6(lines 812 830) the Hoare annotation is: false [2019-12-07 16:39:22,319 INFO L242 CegarLoopResult]: At program point L827-7(lines 812 830) the Hoare annotation is: false [2019-12-07 16:39:22,319 INFO L242 CegarLoopResult]: At program point L827-8(lines 812 830) the Hoare annotation is: false [2019-12-07 16:39:22,319 INFO L242 CegarLoopResult]: At program point L827-9(lines 812 830) the Hoare annotation is: false [2019-12-07 16:39:22,319 INFO L242 CegarLoopResult]: At program point L827-10(lines 812 830) the Hoare annotation is: false [2019-12-07 16:39:22,319 INFO L242 CegarLoopResult]: At program point L827-11(lines 812 830) the Hoare annotation is: false [2019-12-07 16:39:22,350 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 04:39:22 BoogieIcfgContainer [2019-12-07 16:39:22,350 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 16:39:22,350 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 16:39:22,350 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 16:39:22,351 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 16:39:22,351 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 04:39:11" (3/4) ... [2019-12-07 16:39:22,354 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-07 16:39:22,375 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-12-07 16:39:22,376 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-12-07 16:39:22,378 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-12-07 16:39:22,380 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-12-07 16:39:22,381 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-12-07 16:39:22,382 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 16:39:22,383 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 16:39:22,402 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32)) || ((((((\result == 0bv32 && 1bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) && 0bv32 == tmp)) || (((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) [2019-12-07 16:39:22,403 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32)) || ((((((\result == 0bv32 && 1bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) && 0bv32 == tmp)) || (((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) [2019-12-07 16:39:22,403 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) || ((((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32)) || ((((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && splverifierCounter == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && splverifierCounter == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) [2019-12-07 16:39:22,403 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) || ((((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32)) || ((((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && splverifierCounter == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && splverifierCounter == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) [2019-12-07 16:39:22,403 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32) && ~bvslt32(waterLevel, 2bv32))) || ((((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32)) || ((((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && splverifierCounter == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && splverifierCounter == 0bv32)) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) [2019-12-07 16:39:22,404 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((\result == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32)) || (((((1bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32)) || ((((\result == 0bv32 && 1bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) [2019-12-07 16:39:22,405 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) || ((((\result == 0bv32 && 1bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) [2019-12-07 16:39:22,405 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) && \result == 1bv32) || ((((\result == 0bv32 && 1bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) [2019-12-07 16:39:22,405 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) || (((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && 0bv32 == \result) && splverifierCounter == 0bv32) [2019-12-07 16:39:22,406 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && splverifierCounter == 0bv32) || (((((1bv32 == \result && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && splverifierCounter == 0bv32) && ~bvslt32(waterLevel, 2bv32))) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) [2019-12-07 16:39:22,407 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((tmp___0 == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && \result == 0bv32) && splverifierCounter == 0bv32) && !(tmp == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && splverifierCounter == 0bv32)) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) [2019-12-07 16:39:22,407 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == 0bv32 && 1bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32 [2019-12-07 16:39:22,408 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == 0bv32 && 1bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32 [2019-12-07 16:39:22,472 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_a7b6873e-13e4-4535-aabd-d5fd37e21c7d/bin/utaipan/witness.graphml [2019-12-07 16:39:22,472 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 16:39:22,473 INFO L168 Benchmark]: Toolchain (without parser) took 12006.02 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 346.0 MB). Free memory was 947.0 MB in the beginning and 1.3 GB in the end (delta: -387.7 MB). Peak memory consumption was 439.3 MB. Max. memory is 11.5 GB. [2019-12-07 16:39:22,474 INFO L168 Benchmark]: CDTParser took 0.14 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 16:39:22,474 INFO L168 Benchmark]: CACSL2BoogieTranslator took 418.76 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 128.5 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -149.2 MB). Peak memory consumption was 20.9 MB. Max. memory is 11.5 GB. [2019-12-07 16:39:22,474 INFO L168 Benchmark]: Boogie Procedure Inliner took 50.30 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 16:39:22,474 INFO L168 Benchmark]: Boogie Preprocessor took 41.93 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: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2019-12-07 16:39:22,475 INFO L168 Benchmark]: RCFGBuilder took 680.42 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 992.3 MB in the end (delta: 97.0 MB). Peak memory consumption was 97.0 MB. Max. memory is 11.5 GB. [2019-12-07 16:39:22,475 INFO L168 Benchmark]: TraceAbstraction took 10689.23 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 179.3 MB). Free memory was 992.3 MB in the beginning and 826.7 MB in the end (delta: 165.6 MB). Peak memory consumption was 356.1 MB. Max. memory is 11.5 GB. [2019-12-07 16:39:22,475 INFO L168 Benchmark]: Witness Printer took 121.90 ms. Allocated memory was 1.3 GB in the beginning and 1.4 GB in the end (delta: 38.3 MB). Free memory was 826.7 MB in the beginning and 1.3 GB in the end (delta: -508.1 MB). Peak memory consumption was 11.2 MB. Max. memory is 11.5 GB. [2019-12-07 16:39:22,477 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 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 418.76 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 128.5 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -149.2 MB). Peak memory consumption was 20.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 50.30 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. * Boogie Preprocessor took 41.93 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: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. * RCFGBuilder took 680.42 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 992.3 MB in the end (delta: 97.0 MB). Peak memory consumption was 97.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 10689.23 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 179.3 MB). Free memory was 992.3 MB in the beginning and 826.7 MB in the end (delta: 165.6 MB). Peak memory consumption was 356.1 MB. Max. memory is 11.5 GB. * Witness Printer took 121.90 ms. Allocated memory was 1.3 GB in the beginning and 1.4 GB in the end (delta: 38.3 MB). Free memory was 826.7 MB in the beginning and 1.3 GB in the end (delta: -508.1 MB). Peak memory consumption was 11.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 1002]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1002]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1002]: 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: 898]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 635]: Loop Invariant Derived loop invariant: ((((((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) || ((((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32)) || ((((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && splverifierCounter == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && splverifierCounter == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) - InvariantResult [Line: 953]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 898]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 898]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 812]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 939]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 953]: Loop Invariant Derived loop invariant: (((\result == 0bv32 && 1bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32 - InvariantResult [Line: 812]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 585]: Loop Invariant Derived loop invariant: ((((((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) || ((((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32)) || ((((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && splverifierCounter == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && splverifierCounter == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) - InvariantResult [Line: 953]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 812]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 898]: Loop Invariant Derived loop invariant: ((((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) || ((((\result == 0bv32 && 1bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) - InvariantResult [Line: 953]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 812]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 898]: Loop Invariant Derived loop invariant: ((((((\result == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32)) || (((((1bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32)) || ((((\result == 0bv32 && 1bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) - InvariantResult [Line: 953]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 812]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 898]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 953]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 767]: Loop Invariant Derived loop invariant: (((((1bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) || (((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && 0bv32 == \result) && splverifierCounter == 0bv32) - InvariantResult [Line: 812]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 939]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 767]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 812]: Loop Invariant Derived loop invariant: (((((((tmp___0 == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && \result == 0bv32) && splverifierCounter == 0bv32) && !(tmp == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && splverifierCounter == 0bv32)) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) - InvariantResult [Line: 939]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 767]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 812]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 99]: Loop Invariant Derived loop invariant: (((0bv32 == pumpRunning && methAndRunningLastTime == 0bv32) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32 - InvariantResult [Line: 939]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 812]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 939]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 812]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 939]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 939]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 831]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 575]: Loop Invariant Derived loop invariant: ((((((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32)) || ((((((\result == 0bv32 && 1bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) && 0bv32 == tmp)) || (((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) - InvariantResult [Line: 939]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 939]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 939]: Loop Invariant Derived loop invariant: (((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && splverifierCounter == 0bv32) || (((((1bv32 == \result && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && splverifierCounter == 0bv32) && ~bvslt32(waterLevel, 2bv32))) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) - InvariantResult [Line: 812]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 939]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 812]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 939]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((0bv32 == pumpRunning && methAndRunningLastTime == 0bv32) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32 - InvariantResult [Line: 831]: Loop Invariant Derived loop invariant: (((\result == 0bv32 && 1bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32)) || ((((((\result == 0bv32 && 1bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) && 0bv32 == tmp)) || (((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) - InvariantResult [Line: 150]: Loop Invariant Derived loop invariant: (((0bv32 == pumpRunning && methAndRunningLastTime == 0bv32) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32 - InvariantResult [Line: 831]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 831]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 831]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 831]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 634]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 756]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 634]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 642]: Loop Invariant Derived loop invariant: (((((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32)) || ((((1bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && splverifierCounter == 0bv32)) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) - InvariantResult [Line: 988]: Loop Invariant Derived loop invariant: (((0bv32 == pumpRunning && methAndRunningLastTime == 0bv32) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32 - InvariantResult [Line: 642]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 642]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 122]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 634]: Loop Invariant Derived loop invariant: (((((((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32) && ~bvslt32(waterLevel, 2bv32))) || ((((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32)) || ((((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && splverifierCounter == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methAndRunningLastTime == 0bv32) && splverifierCounter == 0bv32)) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) - InvariantResult [Line: 756]: Loop Invariant Derived loop invariant: (((((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) && \result == 1bv32) || ((((\result == 0bv32 && 1bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) - InvariantResult [Line: 564]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 756]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 193 locations, 3 error locations. Result: SAFE, OverallTime: 5.8s, OverallIterations: 12, TraceHistogramMax: 2, AutomataDifference: 1.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 4.7s, HoareTripleCheckerStatistics: 1530 SDtfs, 1566 SDslu, 2735 SDs, 0 SdLazy, 343 SolverSat, 80 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 833 GetRequests, 784 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=386occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 12 MinimizatonAttempts, 803 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 68 LocationsWithAnnotation, 68 PreInvPairs, 334 NumberOfFragments, 1061 HoareAnnotationTreeSize, 68 FomulaSimplifications, 402685 FormulaSimplificationTreeSizeReduction, 0.6s HoareSimplificationTime, 68 FomulaSimplificationsInter, 108405 FormulaSimplificationTreeSizeReductionInter, 4.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 415 NumberOfCodeBlocks, 415 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 806 ConstructedInterpolants, 0 QuantifiedInterpolants, 65976 SizeOfPredicates, 22 NumberOfNonLiveVariables, 2428 ConjunctsInSsa, 39 ConjunctsInUnsatCore, 24 InterpolantComputations, 24 PerfectInterpolantSequences, 84/84 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...